/* ============================================
   CSS Variables & Design System
   ============================================ */

:root {
  /* Color Palette - Dark Theme */
  --bg-primary: #0a0e14;
  --bg-secondary: #151a23;
  --bg-tertiary: #1e2430;
  --bg-elevated: #252d3d;
  --bg-elevated-hover: #2d3548;
  
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;
  --text-disabled: #545d68;
  
  --brand-primary: #00d4aa;
  --brand-secondary: #00b894;
  --brand-hover: #00e6bf;
  
  --accent-blue: #539bf5;
  --accent-purple: #b083f0;
  --accent-red: #f47067;
  --accent-orange: #ff9500;
  --accent-yellow: #ffc043;
  --accent-gold: #ffd700;
  
  --border-default: #373e47;
  --border-muted: #2d333b;
  --border-subtle: #21262d;
  
  /* Success/Error/Warning colors */
  --color-success: #22c55e;
  --color-success-subtle: #66bb6a;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Elevation/Shadows - unified with 1px border */
  --elevation-0: none;
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.4);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.6);
  
  /* Spacing Scale (8px base grid) */
  --space-1: 0.5rem;    /* 8px */
  --space-2: 1rem;      /* 16px */
  --space-3: 1.5rem;     /* 24px */
  --space-4: 2rem;      /* 32px */
  --space-5: 2.5rem;     /* 40px */
  --space-6: 3rem;       /* 48px */
  --space-8: 4rem;       /* 64px */
  
  /* Unified Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --navbar-height: 56px;
  --content-max-width: 1800px;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-elevated: #ffffff;
  --bg-elevated-hover: #f6f8fa;
  
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #656d76;
  --text-disabled: #8c959f;
  
  --brand-primary: #00a88e;
  --brand-secondary: #008f7a;
  --brand-hover: #00c9a8;
  
  --accent-blue: #0969da;
  --accent-purple: #8250df;
  --accent-red: #cf222e;
  --accent-orange: #d15704;
  --accent-yellow: #9a6700;
  
  --border-default: #d0d7de;
  --border-muted: #d8dee4;
  --border-subtle: #eaeef2;
  
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.08);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.12);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.18);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--brand-primary);
  color: var(--bg-primary);
  padding: var(--space-1) var(--space-3);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-1);
  left: var(--space-1);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* ============================================
   Top Navigation Bar - Modern Centered
   ============================================ */

.top-bar {
  background: rgba(21, 26, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-2) var(--space-3);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--navbar-height);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo-link:hover {
  color: var(--brand-primary);
}

.nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-player-stats {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.nav-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--space-2);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all 150ms;
}

.nav-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-stat-label {
  opacity: 0.7;
  font-size: var(--font-size-xs);
}

.nav-stat-value {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.nav-training-indicator {
  background: rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.3);
  color: var(--color-success);
  max-width: fit-content;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: auto;
}

.nav-training-indicator:hover {
  background: rgba(74, 222, 128, 0.15);
  border-color: var(--color-success);
}

.nav-training-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  line-height: 1.3;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.nav-training-skill {
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  white-space: nowrap;
}

.nav-training-activity {
  font-size: 10px;
  opacity: 0.8;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-combat-indicator {
  color: #ff4444 !important;
  cursor: pointer;
  text-decoration: underline;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-left: 4px;
  padding: 2px 4px;
  border-radius: 4px;
  background: rgba(255, 68, 68, 0.1);
  transition: background 0.2s ease;
}

.nav-combat-indicator:hover {
  background: rgba(255, 68, 68, 0.2);
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.nav-links-wrapper {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  flex-wrap: wrap;
}

.nav-cta-primary {
  padding: var(--space-1) var(--space-4);
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-cta-primary:hover {
  background: var(--brand-hover);
  opacity: 0.95;
}

.nav-more-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.nav-more-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-more-btn[aria-expanded="true"] {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  min-width: 180px;
  box-shadow: var(--elevation-3);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 1000;
}

.nav-more-menu[aria-hidden="false"] {
  display: flex;
}

.nav-more-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-more-item:hover {
  background: var(--bg-secondary);
  color: var(--brand-primary);
}

.nav-more-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--brand-primary);
}

.nav-more-item svg {
  flex-shrink: 0;
  color: var(--text-secondary);
}

.nav-more-item:hover svg,
.nav-more-item.active svg {
  color: var(--brand-primary);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.nav-link:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Legacy classes for backward compatibility */
.top-bar-left,
.top-bar-right {
  display: contents;
}

.player-info {
  display: none;
}

.stat-chip {
  display: none;
}

.logo {
  display: none;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  padding: 6px var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  color: var(--bg-primary);
}

.inventory-btn {
  background: rgba(0, 212, 170, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--brand-primary);
}

.inventory-btn:hover {
  background: rgba(0, 212, 170, 0.25);
  border-color: var(--brand-primary);
  color: var(--brand-hover);
}

/* ============================================
   Main Layout
   ============================================ */

.main-container {
  display: flex;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-2);
  gap: var(--space-2);
  align-items: flex-start;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  height: fit-content;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-2));
  box-shadow: var(--elevation-2);
  transition: all var(--transition-base);
}

.sidebar:hover {
  box-shadow: var(--elevation-3);
}

.skill-select-container {
  margin-bottom: var(--space-2);
}

.skill-select-label {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  display: block;
  letter-spacing: var(--letter-spacing-normal);
  text-transform: uppercase;
}

.skill-select {
  width: 100%;
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  appearance: none;
  font-family: var(--font-family);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4aa' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-1) center;
  padding-right: var(--space-4);
  box-shadow: var(--elevation-1);
}

.skill-select:hover {
  background-color: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
}

.skill-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.current-skill-info {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
  box-shadow: var(--elevation-1);
}

.current-skill-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.current-skill-info:hover::before {
  transform: scaleX(1);
}

.current-skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
}

.current-skill-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.current-skill-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.current-skill-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.current-skill-active {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.current-skill-active-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-2);
  position: relative;
  overflow: hidden;
}

.main-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.main-content:hover::before {
  transform: scaleX(1);
}

/* ============================================
   Offline Banner
   ============================================ */

.offline-banner {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 184, 148, 0.15));
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
  text-align: center;
  color: var(--brand-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--elevation-1);
}

/* ============================================
   Skill Header (Sticky)
   ============================================ */

.skill-header {
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
  position: sticky;
  top: var(--navbar-height);
  background: var(--bg-secondary);
  padding-top: var(--space-1);
  margin-top: calc(-1 * var(--space-1));
  z-index: 10;
}

.skill-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.skill-level-info {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}

.level-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.level-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
}

/* ============================================
   Enhanced Progress Bar
   ============================================ */

.xp-bar-container {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  height: 48px;
  margin: var(--space-2) 0;
  overflow: hidden;
  border: 1px solid var(--border-default);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  box-shadow: var(--elevation-1);
}

.xp-bar-labels {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--space-2);
  pointer-events: none;
  z-index: 2;
}

.xp-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--brand-primary), var(--color-success));
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
  animation: progressPulse 2s infinite;
}

@keyframes progressPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 170, 0.3); }
  50% { box-shadow: 0 0 15px rgba(0, 212, 170, 0.5); }
}

.xp-bar-center {
  position: relative;
  z-index: 3;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  pointer-events: none;
  font-family: var(--font-mono);
  text-align: center;
  background: var(--bg-elevated);
  padding: 4px var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.xp-bar-container:hover .xp-bar-tooltip {
  opacity: 1;
  visibility: visible;
}

.xp-bar-tooltip {
  position: absolute;
  bottom: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 100;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-3);
}

.xp-bar-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-elevated);
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: 2px solid var(--border-default);
}

.activity-filters {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

/* Show filter by default on smithing page (will be hidden by JS for other skills) */
#activityFilters {
  display: flex;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.material-filter {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 150ms ease;
  min-width: 150px;
}

.material-filter:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

.material-filter:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-color: var(--brand-primary);
}

.section-header::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.section-header h2,
.section-header h3 {
  font-size: var(--font-size-xl);
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin: 0;
  letter-spacing: var(--letter-spacing-tight);
}

.section-header-icon {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* ============================================
   Activities Section
   ============================================ */

.activities-section {
  margin-top: var(--space-3);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-2);
}

.activity-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  box-shadow: var(--elevation-1);
  overflow: hidden;
}

.activity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
  box-shadow: var(--elevation-2);
  background: var(--bg-elevated-hover);
}

.activity-card:hover::before {
  transform: scaleX(1);
}

.activity-card:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-card.active {
  border-color: var(--brand-primary);
  border-width: 2px;
  background: rgba(0, 212, 170, 0.08);
}

.activity-card.active::before {
  transform: scaleX(1);
}

.activity-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-secondary);
  box-shadow: none;
}

.activity-card.locked:hover {
  transform: none;
  border-color: var(--border-default);
  box-shadow: none;
}

.activity-image {
  width: 100%;
  max-width: 120px;
  height: 120px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin: 0 auto var(--space-1);
  transition: transform var(--transition-base);
}

.activity-card:hover .activity-image {
  transform: scale(1.05);
}

.activity-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.activity-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.activity-card.active .activity-name {
  color: var(--brand-primary);
}

.activity-card.locked .activity-name {
  color: var(--text-disabled);
}

.lock-icon {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.activity-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
  line-height: var(--line-height-relaxed);
}

.activity-requirement {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.activity-requirement.locked {
  color: var(--color-error);
}

.activity-progress {
  margin-top: var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.activity-progress-bar {
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-orange));
  height: 100%;
  transition: width 0.1s linear;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 4px rgba(0, 212, 170, 0.3);
}

.activity-progress-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: var(--font-weight-medium);
}

.activity-cta {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  width: 100%;
  font-family: var(--font-family);
}

.activity-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta.stop-training-btn {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.5);
  color: #dc3545;
}

.activity-cta.stop-training-btn:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
}

.activity-card.locked .activity-cta {
  background: var(--bg-elevated);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.activity-card.locked .activity-cta:hover {
  transform: none;
  background: var(--bg-elevated);
}

.activity-card.active .activity-cta {
  background: rgba(0, 212, 170, 0.2);
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
}

.activity-cta-stop {
  background: var(--color-error) !important;
  color: white !important;
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.activity-cta-stop:hover {
  background: #dc2626 !important;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta-stop:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta-stop svg {
  flex-shrink: 0;
}

/* ============================================
   Auto Toggle Section
   ============================================ */

.stop-training-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.btn-stop {
  background: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.5);
  color: #dc3545;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.btn-stop:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
  transform: translateY(-1px);
}

.btn-stop:active {
  transform: translateY(0);
}

.auto-toggle-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  cursor: pointer;
  transition: background var(--transition-base);
  border: 1px solid var(--border-default);
}

.toggle-switch.active {
  background: var(--color-success);
  border-color: var(--color-success);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-base);
  box-shadow: var(--elevation-1);
}

.toggle-switch.active::after {
  transform: translateX(26px);
}

.toggle-state {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-mono);
}

/* ============================================
   Leaderboard
   ============================================ */

.leaderboard-section {
  margin-top: var(--space-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.leaderboard-header {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-bottom: 2px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.leaderboard-header span {
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.leaderboard-header span:hover {
  color: var(--brand-primary);
}

.leaderboard-header span.active {
  color: var(--brand-primary);
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.leaderboard-item:nth-child(even) {
  background: rgba(0, 212, 170, 0.02);
}

.leaderboard-item:hover {
  background: rgba(0, 212, 170, 0.05);
  border-color: var(--border-default);
}

.leaderboard-item.current-player {
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid var(--brand-primary);
}

.leaderboard-rank {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
}

.leaderboard-name {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.leaderboard-item.current-player .leaderboard-name {
  color: var(--brand-primary);
}

.leaderboard-stats {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: right;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-default);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.empty-state-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   Inventory Modal
   ============================================ */

.inventory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.inventory-modal.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.inventory-modal-content {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--elevation-4);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.inventory-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
}

.inventory-modal-header h3 {
  color: var(--brand-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.inventory-modal-close {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  transition: all var(--transition-base);
}

.inventory-modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
}

.inventory-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--elevation-1);
  position: relative;
  overflow: hidden;
}

.inventory-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.inventory-item:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

.inventory-item:hover::before {
  transform: scaleX(1);
}

.inventory-item-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin-bottom: var(--space-1);
  transition: transform var(--transition-base);
}

.inventory-item:hover .inventory-item-image {
  transform: scale(1.1);
}

.inventory-item-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.inventory-item-quantity {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.inventory-equip-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-equip-btn:hover {
  background: var(--brand-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.inventory-equip-btn.equipped {
  background: var(--color-success);
  cursor: pointer;
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.equipped-item {
  border: 2px solid var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.equipped-item::before {
  background: var(--color-success);
  transform: scaleX(1);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-1));
  right: var(--space-2);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  box-shadow: var(--elevation-4);
  z-index: 1000;
  animation: slideIn var(--transition-base) ease;
  max-width: 320px;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.info {
  border-left: 4px solid var(--brand-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-gold);
  pointer-events: none;
  z-index: 2000;
  animation: confetti 1s ease-out forwards;
}

/* ============================================
   Skills Overview Page
   ============================================ */

.skills-page-header {
  margin-bottom: var(--space-6);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0;
}

.skills-categories-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skills-category-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills-category-header {
  border-bottom: 1px solid var(--border-default);
  padding-bottom: var(--space-2);
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.skill-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-card:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.skill-card.active {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skill-card-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  background: var(--color-success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.skill-card-stats {
  display: flex;
  gap: var(--space-4);
}

.skill-card-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.skill-card-progress {
  position: relative;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-card-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transition: width var(--transition-base);
}

.skill-card-progress-text {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
  
  .page-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .skill-header {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-1);
  }

  .nav-container {
    gap: var(--space-1);
  }

  .nav-header {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-logo-wrapper {
    width: 100%;
    justify-content: center;
    order: 2;
  }

  .nav-player-stats {
    width: 100%;
    justify-content: center;
    order: 1;
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-links {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
  }

  .nav-logo {
    font-size: var(--font-size-base);
  }

  .nav-stat {
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
    margin-bottom: 70px; /* Space for bottom action bar */
  }

  /* Only add body padding on skill pages with bottom bar */
  body:has(.bottom-action-bar) {
    padding-bottom: 70px;
  }

  .activities-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-1);
  }

  .activity-card {
    padding: var(--space-2);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-2xl);
  }

  .section-header {
    flex-wrap: wrap;
  }

  .skill-select {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
  }

  .current-skill-info {
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile */
  .bottom-action-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1) var(--space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    z-index: 50;
    box-shadow: var(--elevation-3);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 44px;
    flex-shrink: 0;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 44px;
    flex-shrink: 0;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 48px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
  }

  .top-bar {
    padding: 6px var(--space-1);
    min-height: var(--navbar-height);
    flex-wrap: wrap;
  }

  .top-bar-left {
    width: 100%;
    order: 1;
  }

  .top-bar-right {
    width: 100%;
    order: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .stat-chip {
    padding: 4px 6px;
    font-size: var(--font-size-xs);
  }

  .player-info {
    flex-wrap: wrap;
    gap: 4px;
  }

  .btn {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
    min-width: 44px; /* Touch target */
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .sidebar {
    padding: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-xl);
  }

  .skill-level-info {
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .xp-bar-container {
    height: 40px;
    padding: 0 var(--space-1);
  }

  .xp-bar-center {
    font-size: var(--font-size-xs);
    padding: 3px 6px;
  }

  .xp-bar-label {
    font-size: 0.65rem;
  }

  .activities-grid {
    gap: var(--space-1);
    grid-template-columns: 1fr;
  }

  .activity-card {
    padding: var(--space-1);
    min-height: auto;
  }

  .activity-image {
    max-width: 80px;
    height: 80px;
  }

  .activity-cta {
    padding: var(--space-1) var(--space-2);
    min-height: 40px; /* Touch target */
    font-size: var(--font-size-sm);
  }

  .toggle-switch {
    width: 48px;
    height: 24px;
  }

  .toggle-switch::after {
    width: 18px;
    height: 18px;
  }

  .toggle-switch.active::after {
    transform: translateX(24px);
  }

  .section-header {
    padding-bottom: var(--space-1);
    margin-bottom: var(--space-1);
  }

  .section-header h2,
  .section-header h3 {
    font-size: var(--font-size-lg);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--space-1);
  }

  .inventory-item {
    padding: var(--space-1);
  }

  .inventory-item-image {
    width: 48px;
    height: 48px;
  }

  .leaderboard-header {
    font-size: var(--font-size-xs);
    padding: var(--space-1);
  }

  .leaderboard-item {
    padding: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .toast {
    right: var(--space-1);
    left: var(--space-1);
    max-width: none;
    font-size: var(--font-size-sm);
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile skill pages */
  .bottom-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1);
    gap: var(--space-1);
    z-index: 50;
    box-shadow: var(--elevation-3);
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(20px);
  }
  
  .bottom-action-bar #mobileAutoToggle {
    width: 40px;
    height: 20px;
  }
  
  .bottom-action-bar #mobileAutoToggle::after {
    width: 16px;
    height: 16px;
  }
  
  .bottom-action-bar #mobileAutoToggle.active::after {
    transform: translateX(20px);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 40px;
    min-width: 80px;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 40px;
    min-width: 80px;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (prefers-contrast: high) {
  :root {
    --border-default: #ffffff;
    --text-muted: #cccccc;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .top-bar,
  .sidebar,
  .btn,
  .toggle-switch {
    display: none;
  }

  .main-content {
    box-shadow: none;
    border: none;
  }
}

   ============================================ */

:root {
  /* Color Palette - Dark Theme */
  --bg-primary: #0a0e14;
  --bg-secondary: #151a23;
  --bg-tertiary: #1e2430;
  --bg-elevated: #252d3d;
  --bg-elevated-hover: #2d3548;
  
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;
  --text-disabled: #545d68;
  
  --brand-primary: #00d4aa;
  --brand-secondary: #00b894;
  --brand-hover: #00e6bf;
  
  --accent-blue: #539bf5;
  --accent-purple: #b083f0;
  --accent-red: #f47067;
  --accent-orange: #ff9500;
  --accent-yellow: #ffc043;
  --accent-gold: #ffd700;
  
  --border-default: #373e47;
  --border-muted: #2d333b;
  --border-subtle: #21262d;
  
  /* Success/Error/Warning colors */
  --color-success: #22c55e;
  --color-success-subtle: #66bb6a;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Elevation/Shadows - unified with 1px border */
  --elevation-0: none;
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.4);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.6);
  
  /* Spacing Scale (8px base grid) */
  --space-1: 0.5rem;    /* 8px */
  --space-2: 1rem;      /* 16px */
  --space-3: 1.5rem;     /* 24px */
  --space-4: 2rem;      /* 32px */
  --space-5: 2.5rem;     /* 40px */
  --space-6: 3rem;       /* 48px */
  --space-8: 4rem;       /* 64px */
  
  /* Unified Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --navbar-height: 56px;
  --content-max-width: 1800px;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-elevated: #ffffff;
  --bg-elevated-hover: #f6f8fa;
  
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #656d76;
  --text-disabled: #8c959f;
  
  --brand-primary: #00a88e;
  --brand-secondary: #008f7a;
  --brand-hover: #00c9a8;
  
  --accent-blue: #0969da;
  --accent-purple: #8250df;
  --accent-red: #cf222e;
  --accent-orange: #d15704;
  --accent-yellow: #9a6700;
  
  --border-default: #d0d7de;
  --border-muted: #d8dee4;
  --border-subtle: #eaeef2;
  
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.08);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.12);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.18);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--brand-primary);
  color: var(--bg-primary);
  padding: var(--space-1) var(--space-3);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-1);
  left: var(--space-1);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* ============================================
   Top Navigation Bar - Modern Centered
   ============================================ */

.top-bar {
  background: rgba(21, 26, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-2) var(--space-3);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--navbar-height);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo-link:hover {
  color: var(--brand-primary);
}

.nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-player-stats {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.nav-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--space-2);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all 150ms;
}

.nav-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-stat-label {
  opacity: 0.7;
  font-size: var(--font-size-xs);
}

.nav-stat-value {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.nav-training-indicator {
  background: rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.3);
  color: var(--color-success);
  max-width: fit-content;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: auto;
}

.nav-training-indicator:hover {
  background: rgba(74, 222, 128, 0.15);
  border-color: var(--color-success);
}

.nav-training-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  line-height: 1.3;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.nav-training-skill {
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  white-space: nowrap;
}

.nav-training-activity {
  font-size: 10px;
  opacity: 0.8;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-combat-indicator {
  color: #ff4444 !important;
  cursor: pointer;
  text-decoration: underline;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-left: 4px;
  padding: 2px 4px;
  border-radius: 4px;
  background: rgba(255, 68, 68, 0.1);
  transition: background 0.2s ease;
}

.nav-combat-indicator:hover {
  background: rgba(255, 68, 68, 0.2);
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.nav-links-wrapper {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  flex-wrap: wrap;
}

.nav-cta-primary {
  padding: var(--space-1) var(--space-4);
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-cta-primary:hover {
  background: var(--brand-hover);
  opacity: 0.95;
}

.nav-more-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.nav-more-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-more-btn[aria-expanded="true"] {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  min-width: 180px;
  box-shadow: var(--elevation-3);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 1000;
}

.nav-more-menu[aria-hidden="false"] {
  display: flex;
}

.nav-more-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-more-item:hover {
  background: var(--bg-secondary);
  color: var(--brand-primary);
}

.nav-more-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--brand-primary);
}

.nav-more-item svg {
  flex-shrink: 0;
  color: var(--text-secondary);
}

.nav-more-item:hover svg,
.nav-more-item.active svg {
  color: var(--brand-primary);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.nav-link:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Legacy classes for backward compatibility */
.top-bar-left,
.top-bar-right {
  display: contents;
}

.player-info {
  display: none;
}

.stat-chip {
  display: none;
}

.logo {
  display: none;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  padding: 6px var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  color: var(--bg-primary);
}

.inventory-btn {
  background: rgba(0, 212, 170, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--brand-primary);
}

.inventory-btn:hover {
  background: rgba(0, 212, 170, 0.25);
  border-color: var(--brand-primary);
  color: var(--brand-hover);
}

/* ============================================
   Main Layout
   ============================================ */

.main-container {
  display: flex;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-2);
  gap: var(--space-2);
  align-items: flex-start;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  height: fit-content;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-2));
  box-shadow: var(--elevation-2);
  transition: all var(--transition-base);
}

.sidebar:hover {
  box-shadow: var(--elevation-3);
}

.skill-select-container {
  margin-bottom: var(--space-2);
}

.skill-select-label {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  display: block;
  letter-spacing: var(--letter-spacing-normal);
  text-transform: uppercase;
}

.skill-select {
  width: 100%;
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  appearance: none;
  font-family: var(--font-family);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4aa' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-1) center;
  padding-right: var(--space-4);
  box-shadow: var(--elevation-1);
}

.skill-select:hover {
  background-color: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
}

.skill-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.current-skill-info {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
  box-shadow: var(--elevation-1);
}

.current-skill-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.current-skill-info:hover::before {
  transform: scaleX(1);
}

.current-skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
}

.current-skill-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.current-skill-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.current-skill-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.current-skill-active {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.current-skill-active-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-2);
  position: relative;
  overflow: hidden;
}

.main-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.main-content:hover::before {
  transform: scaleX(1);
}

/* ============================================
   Offline Banner
   ============================================ */

.offline-banner {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 184, 148, 0.15));
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
  text-align: center;
  color: var(--brand-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--elevation-1);
}

/* ============================================
   Skill Header (Sticky)
   ============================================ */

.skill-header {
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
  position: sticky;
  top: var(--navbar-height);
  background: var(--bg-secondary);
  padding-top: var(--space-1);
  margin-top: calc(-1 * var(--space-1));
  z-index: 10;
}

.skill-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.skill-level-info {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}

.level-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.level-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
}

/* ============================================
   Enhanced Progress Bar
   ============================================ */

.xp-bar-container {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  height: 48px;
  margin: var(--space-2) 0;
  overflow: hidden;
  border: 1px solid var(--border-default);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  box-shadow: var(--elevation-1);
}

.xp-bar-labels {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--space-2);
  pointer-events: none;
  z-index: 2;
}

.xp-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--brand-primary), var(--color-success));
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
  animation: progressPulse 2s infinite;
}

@keyframes progressPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 170, 0.3); }
  50% { box-shadow: 0 0 15px rgba(0, 212, 170, 0.5); }
}

.xp-bar-center {
  position: relative;
  z-index: 3;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  pointer-events: none;
  font-family: var(--font-mono);
  text-align: center;
  background: var(--bg-elevated);
  padding: 4px var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.xp-bar-container:hover .xp-bar-tooltip {
  opacity: 1;
  visibility: visible;
}

.xp-bar-tooltip {
  position: absolute;
  bottom: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 100;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-3);
}

.xp-bar-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-elevated);
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: 2px solid var(--border-default);
}

.activity-filters {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

/* Show filter by default on smithing page (will be hidden by JS for other skills) */
#activityFilters {
  display: flex;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.material-filter {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 150ms ease;
  min-width: 150px;
}

.material-filter:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

.material-filter:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-color: var(--brand-primary);
}

.section-header::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.section-header h2,
.section-header h3 {
  font-size: var(--font-size-xl);
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin: 0;
  letter-spacing: var(--letter-spacing-tight);
}

.section-header-icon {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* ============================================
   Activities Section
   ============================================ */

.activities-section {
  margin-top: var(--space-3);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-2);
}

.activity-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  box-shadow: var(--elevation-1);
  overflow: hidden;
}

.activity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
  box-shadow: var(--elevation-2);
  background: var(--bg-elevated-hover);
}

.activity-card:hover::before {
  transform: scaleX(1);
}

.activity-card:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-card.active {
  border-color: var(--brand-primary);
  border-width: 2px;
  background: rgba(0, 212, 170, 0.08);
}

.activity-card.active::before {
  transform: scaleX(1);
}

.activity-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-secondary);
  box-shadow: none;
}

.activity-card.locked:hover {
  transform: none;
  border-color: var(--border-default);
  box-shadow: none;
}

.activity-image {
  width: 100%;
  max-width: 120px;
  height: 120px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin: 0 auto var(--space-1);
  transition: transform var(--transition-base);
}

.activity-card:hover .activity-image {
  transform: scale(1.05);
}

.activity-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.activity-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.activity-card.active .activity-name {
  color: var(--brand-primary);
}

.activity-card.locked .activity-name {
  color: var(--text-disabled);
}

.lock-icon {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.activity-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
  line-height: var(--line-height-relaxed);
}

.activity-requirement {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.activity-requirement.locked {
  color: var(--color-error);
}

.activity-progress {
  margin-top: var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.activity-progress-bar {
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-orange));
  height: 100%;
  transition: width 0.1s linear;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 4px rgba(0, 212, 170, 0.3);
}

.activity-progress-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: var(--font-weight-medium);
}

.activity-cta {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  width: 100%;
  font-family: var(--font-family);
}

.activity-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta.stop-training-btn {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.5);
  color: #dc3545;
}

.activity-cta.stop-training-btn:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
}

.activity-card.locked .activity-cta {
  background: var(--bg-elevated);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.activity-card.locked .activity-cta:hover {
  transform: none;
  background: var(--bg-elevated);
}

.activity-card.active .activity-cta {
  background: rgba(0, 212, 170, 0.2);
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
}

.activity-cta-stop {
  background: var(--color-error) !important;
  color: white !important;
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.activity-cta-stop:hover {
  background: #dc2626 !important;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta-stop:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta-stop svg {
  flex-shrink: 0;
}

/* ============================================
   Auto Toggle Section
   ============================================ */

.stop-training-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.btn-stop {
  background: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.5);
  color: #dc3545;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.btn-stop:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
  transform: translateY(-1px);
}

.btn-stop:active {
  transform: translateY(0);
}

.auto-toggle-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  cursor: pointer;
  transition: background var(--transition-base);
  border: 1px solid var(--border-default);
}

.toggle-switch.active {
  background: var(--color-success);
  border-color: var(--color-success);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-base);
  box-shadow: var(--elevation-1);
}

.toggle-switch.active::after {
  transform: translateX(26px);
}

.toggle-state {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-mono);
}

/* ============================================
   Leaderboard
   ============================================ */

.leaderboard-section {
  margin-top: var(--space-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.leaderboard-header {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-bottom: 2px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.leaderboard-header span {
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.leaderboard-header span:hover {
  color: var(--brand-primary);
}

.leaderboard-header span.active {
  color: var(--brand-primary);
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.leaderboard-item:nth-child(even) {
  background: rgba(0, 212, 170, 0.02);
}

.leaderboard-item:hover {
  background: rgba(0, 212, 170, 0.05);
  border-color: var(--border-default);
}

.leaderboard-item.current-player {
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid var(--brand-primary);
}

.leaderboard-rank {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
}

.leaderboard-name {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.leaderboard-item.current-player .leaderboard-name {
  color: var(--brand-primary);
}

.leaderboard-stats {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: right;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-default);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.empty-state-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   Inventory Modal
   ============================================ */

.inventory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.inventory-modal.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.inventory-modal-content {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--elevation-4);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.inventory-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
}

.inventory-modal-header h3 {
  color: var(--brand-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.inventory-modal-close {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  transition: all var(--transition-base);
}

.inventory-modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
}

.inventory-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--elevation-1);
  position: relative;
  overflow: hidden;
}

.inventory-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.inventory-item:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

.inventory-item:hover::before {
  transform: scaleX(1);
}

.inventory-item-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin-bottom: var(--space-1);
  transition: transform var(--transition-base);
}

.inventory-item:hover .inventory-item-image {
  transform: scale(1.1);
}

.inventory-item-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.inventory-item-quantity {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.inventory-equip-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-equip-btn:hover {
  background: var(--brand-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.inventory-equip-btn.equipped {
  background: var(--color-success);
  cursor: pointer;
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.equipped-item {
  border: 2px solid var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.equipped-item::before {
  background: var(--color-success);
  transform: scaleX(1);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-1));
  right: var(--space-2);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  box-shadow: var(--elevation-4);
  z-index: 1000;
  animation: slideIn var(--transition-base) ease;
  max-width: 320px;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.info {
  border-left: 4px solid var(--brand-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-gold);
  pointer-events: none;
  z-index: 2000;
  animation: confetti 1s ease-out forwards;
}

/* ============================================
   Skills Overview Page
   ============================================ */

.skills-page-header {
  margin-bottom: var(--space-6);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0;
}

.skills-categories-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skills-category-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills-category-header {
  border-bottom: 1px solid var(--border-default);
  padding-bottom: var(--space-2);
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.skill-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-card:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.skill-card.active {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skill-card-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  background: var(--color-success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.skill-card-stats {
  display: flex;
  gap: var(--space-4);
}

.skill-card-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.skill-card-progress {
  position: relative;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-card-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transition: width var(--transition-base);
}

.skill-card-progress-text {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
  
  .page-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .skill-header {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-1);
  }

  .nav-container {
    gap: var(--space-1);
  }

  .nav-header {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-logo-wrapper {
    width: 100%;
    justify-content: center;
    order: 2;
  }

  .nav-player-stats {
    width: 100%;
    justify-content: center;
    order: 1;
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-links {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
  }

  .nav-logo {
    font-size: var(--font-size-base);
  }

  .nav-stat {
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
    margin-bottom: 70px; /* Space for bottom action bar */
  }

  /* Only add body padding on skill pages with bottom bar */
  body:has(.bottom-action-bar) {
    padding-bottom: 70px;
  }

  .activities-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-1);
  }

  .activity-card {
    padding: var(--space-2);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-2xl);
  }

  .section-header {
    flex-wrap: wrap;
  }

  .skill-select {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
  }

  .current-skill-info {
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile */
  .bottom-action-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1) var(--space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    z-index: 50;
    box-shadow: var(--elevation-3);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 44px;
    flex-shrink: 0;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 44px;
    flex-shrink: 0;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 48px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
  }

  .top-bar {
    padding: 6px var(--space-1);
    min-height: var(--navbar-height);
    flex-wrap: wrap;
  }

  .top-bar-left {
    width: 100%;
    order: 1;
  }

  .top-bar-right {
    width: 100%;
    order: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .stat-chip {
    padding: 4px 6px;
    font-size: var(--font-size-xs);
  }

  .player-info {
    flex-wrap: wrap;
    gap: 4px;
  }

  .btn {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
    min-width: 44px; /* Touch target */
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .sidebar {
    padding: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-xl);
  }

  .skill-level-info {
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .xp-bar-container {
    height: 40px;
    padding: 0 var(--space-1);
  }

  .xp-bar-center {
    font-size: var(--font-size-xs);
    padding: 3px 6px;
  }

  .xp-bar-label {
    font-size: 0.65rem;
  }

  .activities-grid {
    gap: var(--space-1);
    grid-template-columns: 1fr;
  }

  .activity-card {
    padding: var(--space-1);
    min-height: auto;
  }

  .activity-image {
    max-width: 80px;
    height: 80px;
  }

  .activity-cta {
    padding: var(--space-1) var(--space-2);
    min-height: 40px; /* Touch target */
    font-size: var(--font-size-sm);
  }

  .toggle-switch {
    width: 48px;
    height: 24px;
  }

  .toggle-switch::after {
    width: 18px;
    height: 18px;
  }

  .toggle-switch.active::after {
    transform: translateX(24px);
  }

  .section-header {
    padding-bottom: var(--space-1);
    margin-bottom: var(--space-1);
  }

  .section-header h2,
  .section-header h3 {
    font-size: var(--font-size-lg);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--space-1);
  }

  .inventory-item {
    padding: var(--space-1);
  }

  .inventory-item-image {
    width: 48px;
    height: 48px;
  }

  .leaderboard-header {
    font-size: var(--font-size-xs);
    padding: var(--space-1);
  }

  .leaderboard-item {
    padding: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .toast {
    right: var(--space-1);
    left: var(--space-1);
    max-width: none;
    font-size: var(--font-size-sm);
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile skill pages */
  .bottom-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1);
    gap: var(--space-1);
    z-index: 50;
    box-shadow: var(--elevation-3);
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(20px);
  }
  
  .bottom-action-bar #mobileAutoToggle {
    width: 40px;
    height: 20px;
  }
  
  .bottom-action-bar #mobileAutoToggle::after {
    width: 16px;
    height: 16px;
  }
  
  .bottom-action-bar #mobileAutoToggle.active::after {
    transform: translateX(20px);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 40px;
    min-width: 80px;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 40px;
    min-width: 80px;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (prefers-contrast: high) {
  :root {
    --border-default: #ffffff;
    --text-muted: #cccccc;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .top-bar,
  .sidebar,
  .btn,
  .toggle-switch {
    display: none;
  }

  .main-content {
    box-shadow: none;
    border: none;
  }
}

   ============================================ */

:root {
  /* Color Palette - Dark Theme */
  --bg-primary: #0a0e14;
  --bg-secondary: #151a23;
  --bg-tertiary: #1e2430;
  --bg-elevated: #252d3d;
  --bg-elevated-hover: #2d3548;
  
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;
  --text-disabled: #545d68;
  
  --brand-primary: #00d4aa;
  --brand-secondary: #00b894;
  --brand-hover: #00e6bf;
  
  --accent-blue: #539bf5;
  --accent-purple: #b083f0;
  --accent-red: #f47067;
  --accent-orange: #ff9500;
  --accent-yellow: #ffc043;
  --accent-gold: #ffd700;
  
  --border-default: #373e47;
  --border-muted: #2d333b;
  --border-subtle: #21262d;
  
  /* Success/Error/Warning colors */
  --color-success: #22c55e;
  --color-success-subtle: #66bb6a;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Elevation/Shadows - unified with 1px border */
  --elevation-0: none;
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.4);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.6);
  
  /* Spacing Scale (8px base grid) */
  --space-1: 0.5rem;    /* 8px */
  --space-2: 1rem;      /* 16px */
  --space-3: 1.5rem;     /* 24px */
  --space-4: 2rem;      /* 32px */
  --space-5: 2.5rem;     /* 40px */
  --space-6: 3rem;       /* 48px */
  --space-8: 4rem;       /* 64px */
  
  /* Unified Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --navbar-height: 56px;
  --content-max-width: 1800px;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-elevated: #ffffff;
  --bg-elevated-hover: #f6f8fa;
  
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #656d76;
  --text-disabled: #8c959f;
  
  --brand-primary: #00a88e;
  --brand-secondary: #008f7a;
  --brand-hover: #00c9a8;
  
  --accent-blue: #0969da;
  --accent-purple: #8250df;
  --accent-red: #cf222e;
  --accent-orange: #d15704;
  --accent-yellow: #9a6700;
  
  --border-default: #d0d7de;
  --border-muted: #d8dee4;
  --border-subtle: #eaeef2;
  
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.08);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.12);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.18);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--brand-primary);
  color: var(--bg-primary);
  padding: var(--space-1) var(--space-3);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-1);
  left: var(--space-1);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* ============================================
   Top Navigation Bar - Modern Centered
   ============================================ */

.top-bar {
  background: rgba(21, 26, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-2) var(--space-3);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--navbar-height);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo-link:hover {
  color: var(--brand-primary);
}

.nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-player-stats {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.nav-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--space-2);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all 150ms;
}

.nav-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-stat-label {
  opacity: 0.7;
  font-size: var(--font-size-xs);
}

.nav-stat-value {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.nav-training-indicator {
  background: rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.3);
  color: var(--color-success);
  max-width: fit-content;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: auto;
}

.nav-training-indicator:hover {
  background: rgba(74, 222, 128, 0.15);
  border-color: var(--color-success);
}

.nav-training-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  line-height: 1.3;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.nav-training-skill {
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  white-space: nowrap;
}

.nav-training-activity {
  font-size: 10px;
  opacity: 0.8;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-combat-indicator {
  color: #ff4444 !important;
  cursor: pointer;
  text-decoration: underline;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-left: 4px;
  padding: 2px 4px;
  border-radius: 4px;
  background: rgba(255, 68, 68, 0.1);
  transition: background 0.2s ease;
}

.nav-combat-indicator:hover {
  background: rgba(255, 68, 68, 0.2);
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.nav-links-wrapper {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  flex-wrap: wrap;
}

.nav-cta-primary {
  padding: var(--space-1) var(--space-4);
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-cta-primary:hover {
  background: var(--brand-hover);
  opacity: 0.95;
}

.nav-more-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.nav-more-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-more-btn[aria-expanded="true"] {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  min-width: 180px;
  box-shadow: var(--elevation-3);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 1000;
}

.nav-more-menu[aria-hidden="false"] {
  display: flex;
}

.nav-more-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-more-item:hover {
  background: var(--bg-secondary);
  color: var(--brand-primary);
}

.nav-more-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--brand-primary);
}

.nav-more-item svg {
  flex-shrink: 0;
  color: var(--text-secondary);
}

.nav-more-item:hover svg,
.nav-more-item.active svg {
  color: var(--brand-primary);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.nav-link:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Legacy classes for backward compatibility */
.top-bar-left,
.top-bar-right {
  display: contents;
}

.player-info {
  display: none;
}

.stat-chip {
  display: none;
}

.logo {
  display: none;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  padding: 6px var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  color: var(--bg-primary);
}

.inventory-btn {
  background: rgba(0, 212, 170, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--brand-primary);
}

.inventory-btn:hover {
  background: rgba(0, 212, 170, 0.25);
  border-color: var(--brand-primary);
  color: var(--brand-hover);
}

/* ============================================
   Main Layout
   ============================================ */

.main-container {
  display: flex;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-2);
  gap: var(--space-2);
  align-items: flex-start;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  height: fit-content;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-2));
  box-shadow: var(--elevation-2);
  transition: all var(--transition-base);
}

.sidebar:hover {
  box-shadow: var(--elevation-3);
}

.skill-select-container {
  margin-bottom: var(--space-2);
}

.skill-select-label {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  display: block;
  letter-spacing: var(--letter-spacing-normal);
  text-transform: uppercase;
}

.skill-select {
  width: 100%;
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  appearance: none;
  font-family: var(--font-family);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4aa' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-1) center;
  padding-right: var(--space-4);
  box-shadow: var(--elevation-1);
}

.skill-select:hover {
  background-color: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
}

.skill-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.current-skill-info {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
  box-shadow: var(--elevation-1);
}

.current-skill-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.current-skill-info:hover::before {
  transform: scaleX(1);
}

.current-skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
}

.current-skill-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.current-skill-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.current-skill-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.current-skill-active {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.current-skill-active-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-2);
  position: relative;
  overflow: hidden;
}

.main-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.main-content:hover::before {
  transform: scaleX(1);
}

/* ============================================
   Offline Banner
   ============================================ */

.offline-banner {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 184, 148, 0.15));
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
  text-align: center;
  color: var(--brand-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--elevation-1);
}

/* ============================================
   Skill Header (Sticky)
   ============================================ */

.skill-header {
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
  position: sticky;
  top: var(--navbar-height);
  background: var(--bg-secondary);
  padding-top: var(--space-1);
  margin-top: calc(-1 * var(--space-1));
  z-index: 10;
}

.skill-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.skill-level-info {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}

.level-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.level-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
}

/* ============================================
   Enhanced Progress Bar
   ============================================ */

.xp-bar-container {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  height: 48px;
  margin: var(--space-2) 0;
  overflow: hidden;
  border: 1px solid var(--border-default);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  box-shadow: var(--elevation-1);
}

.xp-bar-labels {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--space-2);
  pointer-events: none;
  z-index: 2;
}

.xp-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--brand-primary), var(--color-success));
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
  animation: progressPulse 2s infinite;
}

@keyframes progressPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 170, 0.3); }
  50% { box-shadow: 0 0 15px rgba(0, 212, 170, 0.5); }
}

.xp-bar-center {
  position: relative;
  z-index: 3;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  pointer-events: none;
  font-family: var(--font-mono);
  text-align: center;
  background: var(--bg-elevated);
  padding: 4px var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.xp-bar-container:hover .xp-bar-tooltip {
  opacity: 1;
  visibility: visible;
}

.xp-bar-tooltip {
  position: absolute;
  bottom: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 100;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-3);
}

.xp-bar-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-elevated);
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: 2px solid var(--border-default);
}

.activity-filters {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

/* Show filter by default on smithing page (will be hidden by JS for other skills) */
#activityFilters {
  display: flex;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.material-filter {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 150ms ease;
  min-width: 150px;
}

.material-filter:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

.material-filter:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-color: var(--brand-primary);
}

.section-header::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.section-header h2,
.section-header h3 {
  font-size: var(--font-size-xl);
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin: 0;
  letter-spacing: var(--letter-spacing-tight);
}

.section-header-icon {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* ============================================
   Activities Section
   ============================================ */

.activities-section {
  margin-top: var(--space-3);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-2);
}

.activity-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  box-shadow: var(--elevation-1);
  overflow: hidden;
}

.activity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
  box-shadow: var(--elevation-2);
  background: var(--bg-elevated-hover);
}

.activity-card:hover::before {
  transform: scaleX(1);
}

.activity-card:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-card.active {
  border-color: var(--brand-primary);
  border-width: 2px;
  background: rgba(0, 212, 170, 0.08);
}

.activity-card.active::before {
  transform: scaleX(1);
}

.activity-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-secondary);
  box-shadow: none;
}

.activity-card.locked:hover {
  transform: none;
  border-color: var(--border-default);
  box-shadow: none;
}

.activity-image {
  width: 100%;
  max-width: 120px;
  height: 120px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin: 0 auto var(--space-1);
  transition: transform var(--transition-base);
}

.activity-card:hover .activity-image {
  transform: scale(1.05);
}

.activity-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.activity-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.activity-card.active .activity-name {
  color: var(--brand-primary);
}

.activity-card.locked .activity-name {
  color: var(--text-disabled);
}

.lock-icon {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.activity-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
  line-height: var(--line-height-relaxed);
}

.activity-requirement {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.activity-requirement.locked {
  color: var(--color-error);
}

.activity-progress {
  margin-top: var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.activity-progress-bar {
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-orange));
  height: 100%;
  transition: width 0.1s linear;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 4px rgba(0, 212, 170, 0.3);
}

.activity-progress-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: var(--font-weight-medium);
}

.activity-cta {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  width: 100%;
  font-family: var(--font-family);
}

.activity-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta.stop-training-btn {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.5);
  color: #dc3545;
}

.activity-cta.stop-training-btn:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
}

.activity-card.locked .activity-cta {
  background: var(--bg-elevated);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.activity-card.locked .activity-cta:hover {
  transform: none;
  background: var(--bg-elevated);
}

.activity-card.active .activity-cta {
  background: rgba(0, 212, 170, 0.2);
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
}

.activity-cta-stop {
  background: var(--color-error) !important;
  color: white !important;
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.activity-cta-stop:hover {
  background: #dc2626 !important;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta-stop:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta-stop svg {
  flex-shrink: 0;
}

/* ============================================
   Auto Toggle Section
   ============================================ */

.stop-training-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.btn-stop {
  background: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.5);
  color: #dc3545;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.btn-stop:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
  transform: translateY(-1px);
}

.btn-stop:active {
  transform: translateY(0);
}

.auto-toggle-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  cursor: pointer;
  transition: background var(--transition-base);
  border: 1px solid var(--border-default);
}

.toggle-switch.active {
  background: var(--color-success);
  border-color: var(--color-success);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-base);
  box-shadow: var(--elevation-1);
}

.toggle-switch.active::after {
  transform: translateX(26px);
}

.toggle-state {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-mono);
}

/* ============================================
   Leaderboard
   ============================================ */

.leaderboard-section {
  margin-top: var(--space-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.leaderboard-header {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-bottom: 2px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.leaderboard-header span {
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.leaderboard-header span:hover {
  color: var(--brand-primary);
}

.leaderboard-header span.active {
  color: var(--brand-primary);
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.leaderboard-item:nth-child(even) {
  background: rgba(0, 212, 170, 0.02);
}

.leaderboard-item:hover {
  background: rgba(0, 212, 170, 0.05);
  border-color: var(--border-default);
}

.leaderboard-item.current-player {
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid var(--brand-primary);
}

.leaderboard-rank {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
}

.leaderboard-name {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.leaderboard-item.current-player .leaderboard-name {
  color: var(--brand-primary);
}

.leaderboard-stats {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: right;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-default);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.empty-state-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   Inventory Modal
   ============================================ */

.inventory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.inventory-modal.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.inventory-modal-content {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--elevation-4);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.inventory-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
}

.inventory-modal-header h3 {
  color: var(--brand-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.inventory-modal-close {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  transition: all var(--transition-base);
}

.inventory-modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
}

.inventory-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--elevation-1);
  position: relative;
  overflow: hidden;
}

.inventory-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.inventory-item:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

.inventory-item:hover::before {
  transform: scaleX(1);
}

.inventory-item-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin-bottom: var(--space-1);
  transition: transform var(--transition-base);
}

.inventory-item:hover .inventory-item-image {
  transform: scale(1.1);
}

.inventory-item-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.inventory-item-quantity {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.inventory-equip-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-equip-btn:hover {
  background: var(--brand-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.inventory-equip-btn.equipped {
  background: var(--color-success);
  cursor: pointer;
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.equipped-item {
  border: 2px solid var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.equipped-item::before {
  background: var(--color-success);
  transform: scaleX(1);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-1));
  right: var(--space-2);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  box-shadow: var(--elevation-4);
  z-index: 1000;
  animation: slideIn var(--transition-base) ease;
  max-width: 320px;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.info {
  border-left: 4px solid var(--brand-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-gold);
  pointer-events: none;
  z-index: 2000;
  animation: confetti 1s ease-out forwards;
}

/* ============================================
   Skills Overview Page
   ============================================ */

.skills-page-header {
  margin-bottom: var(--space-6);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0;
}

.skills-categories-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skills-category-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills-category-header {
  border-bottom: 1px solid var(--border-default);
  padding-bottom: var(--space-2);
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.skill-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-card:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.skill-card.active {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skill-card-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  background: var(--color-success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.skill-card-stats {
  display: flex;
  gap: var(--space-4);
}

.skill-card-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.skill-card-progress {
  position: relative;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-card-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transition: width var(--transition-base);
}

.skill-card-progress-text {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
  
  .page-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .skill-header {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-1);
  }

  .nav-container {
    gap: var(--space-1);
  }

  .nav-header {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-logo-wrapper {
    width: 100%;
    justify-content: center;
    order: 2;
  }

  .nav-player-stats {
    width: 100%;
    justify-content: center;
    order: 1;
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-links {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
  }

  .nav-logo {
    font-size: var(--font-size-base);
  }

  .nav-stat {
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
    margin-bottom: 70px; /* Space for bottom action bar */
  }

  /* Only add body padding on skill pages with bottom bar */
  body:has(.bottom-action-bar) {
    padding-bottom: 70px;
  }

  .activities-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-1);
  }

  .activity-card {
    padding: var(--space-2);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-2xl);
  }

  .section-header {
    flex-wrap: wrap;
  }

  .skill-select {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
  }

  .current-skill-info {
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile */
  .bottom-action-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1) var(--space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    z-index: 50;
    box-shadow: var(--elevation-3);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 44px;
    flex-shrink: 0;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 44px;
    flex-shrink: 0;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 48px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
  }

  .top-bar {
    padding: 6px var(--space-1);
    min-height: var(--navbar-height);
    flex-wrap: wrap;
  }

  .top-bar-left {
    width: 100%;
    order: 1;
  }

  .top-bar-right {
    width: 100%;
    order: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .stat-chip {
    padding: 4px 6px;
    font-size: var(--font-size-xs);
  }

  .player-info {
    flex-wrap: wrap;
    gap: 4px;
  }

  .btn {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
    min-width: 44px; /* Touch target */
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .sidebar {
    padding: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-xl);
  }

  .skill-level-info {
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .xp-bar-container {
    height: 40px;
    padding: 0 var(--space-1);
  }

  .xp-bar-center {
    font-size: var(--font-size-xs);
    padding: 3px 6px;
  }

  .xp-bar-label {
    font-size: 0.65rem;
  }

  .activities-grid {
    gap: var(--space-1);
    grid-template-columns: 1fr;
  }

  .activity-card {
    padding: var(--space-1);
    min-height: auto;
  }

  .activity-image {
    max-width: 80px;
    height: 80px;
  }

  .activity-cta {
    padding: var(--space-1) var(--space-2);
    min-height: 40px; /* Touch target */
    font-size: var(--font-size-sm);
  }

  .toggle-switch {
    width: 48px;
    height: 24px;
  }

  .toggle-switch::after {
    width: 18px;
    height: 18px;
  }

  .toggle-switch.active::after {
    transform: translateX(24px);
  }

  .section-header {
    padding-bottom: var(--space-1);
    margin-bottom: var(--space-1);
  }

  .section-header h2,
  .section-header h3 {
    font-size: var(--font-size-lg);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--space-1);
  }

  .inventory-item {
    padding: var(--space-1);
  }

  .inventory-item-image {
    width: 48px;
    height: 48px;
  }

  .leaderboard-header {
    font-size: var(--font-size-xs);
    padding: var(--space-1);
  }

  .leaderboard-item {
    padding: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .toast {
    right: var(--space-1);
    left: var(--space-1);
    max-width: none;
    font-size: var(--font-size-sm);
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile skill pages */
  .bottom-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1);
    gap: var(--space-1);
    z-index: 50;
    box-shadow: var(--elevation-3);
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(20px);
  }
  
  .bottom-action-bar #mobileAutoToggle {
    width: 40px;
    height: 20px;
  }
  
  .bottom-action-bar #mobileAutoToggle::after {
    width: 16px;
    height: 16px;
  }
  
  .bottom-action-bar #mobileAutoToggle.active::after {
    transform: translateX(20px);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 40px;
    min-width: 80px;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 40px;
    min-width: 80px;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (prefers-contrast: high) {
  :root {
    --border-default: #ffffff;
    --text-muted: #cccccc;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .top-bar,
  .sidebar,
  .btn,
  .toggle-switch {
    display: none;
  }

  .main-content {
    box-shadow: none;
    border: none;
  }
}

   ============================================ */

:root {
  /* Color Palette - Dark Theme */
  --bg-primary: #0a0e14;
  --bg-secondary: #151a23;
  --bg-tertiary: #1e2430;
  --bg-elevated: #252d3d;
  --bg-elevated-hover: #2d3548;
  
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;
  --text-disabled: #545d68;
  
  --brand-primary: #00d4aa;
  --brand-secondary: #00b894;
  --brand-hover: #00e6bf;
  
  --accent-blue: #539bf5;
  --accent-purple: #b083f0;
  --accent-red: #f47067;
  --accent-orange: #ff9500;
  --accent-yellow: #ffc043;
  --accent-gold: #ffd700;
  
  --border-default: #373e47;
  --border-muted: #2d333b;
  --border-subtle: #21262d;
  
  /* Success/Error/Warning colors */
  --color-success: #22c55e;
  --color-success-subtle: #66bb6a;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Elevation/Shadows - unified with 1px border */
  --elevation-0: none;
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.4);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.6);
  
  /* Spacing Scale (8px base grid) */
  --space-1: 0.5rem;    /* 8px */
  --space-2: 1rem;      /* 16px */
  --space-3: 1.5rem;     /* 24px */
  --space-4: 2rem;      /* 32px */
  --space-5: 2.5rem;     /* 40px */
  --space-6: 3rem;       /* 48px */
  --space-8: 4rem;       /* 64px */
  
  /* Unified Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --navbar-height: 56px;
  --content-max-width: 1800px;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-elevated: #ffffff;
  --bg-elevated-hover: #f6f8fa;
  
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #656d76;
  --text-disabled: #8c959f;
  
  --brand-primary: #00a88e;
  --brand-secondary: #008f7a;
  --brand-hover: #00c9a8;
  
  --accent-blue: #0969da;
  --accent-purple: #8250df;
  --accent-red: #cf222e;
  --accent-orange: #d15704;
  --accent-yellow: #9a6700;
  
  --border-default: #d0d7de;
  --border-muted: #d8dee4;
  --border-subtle: #eaeef2;
  
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.08);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.12);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.18);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--brand-primary);
  color: var(--bg-primary);
  padding: var(--space-1) var(--space-3);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-1);
  left: var(--space-1);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* ============================================
   Top Navigation Bar - Modern Centered
   ============================================ */

.top-bar {
  background: rgba(21, 26, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-2) var(--space-3);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--navbar-height);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo-link:hover {
  color: var(--brand-primary);
}

.nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-player-stats {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.nav-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--space-2);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all 150ms;
}

.nav-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-stat-label {
  opacity: 0.7;
  font-size: var(--font-size-xs);
}

.nav-stat-value {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.nav-training-indicator {
  background: rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.3);
  color: var(--color-success);
  max-width: fit-content;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: auto;
}

.nav-training-indicator:hover {
  background: rgba(74, 222, 128, 0.15);
  border-color: var(--color-success);
}

.nav-training-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  line-height: 1.3;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.nav-training-skill {
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  white-space: nowrap;
}

.nav-training-activity {
  font-size: 10px;
  opacity: 0.8;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-combat-indicator {
  color: #ff4444 !important;
  cursor: pointer;
  text-decoration: underline;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-left: 4px;
  padding: 2px 4px;
  border-radius: 4px;
  background: rgba(255, 68, 68, 0.1);
  transition: background 0.2s ease;
}

.nav-combat-indicator:hover {
  background: rgba(255, 68, 68, 0.2);
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.nav-links-wrapper {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  flex-wrap: wrap;
}

.nav-cta-primary {
  padding: var(--space-1) var(--space-4);
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-cta-primary:hover {
  background: var(--brand-hover);
  opacity: 0.95;
}

.nav-more-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.nav-more-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-more-btn[aria-expanded="true"] {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  min-width: 180px;
  box-shadow: var(--elevation-3);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 1000;
}

.nav-more-menu[aria-hidden="false"] {
  display: flex;
}

.nav-more-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-more-item:hover {
  background: var(--bg-secondary);
  color: var(--brand-primary);
}

.nav-more-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--brand-primary);
}

.nav-more-item svg {
  flex-shrink: 0;
  color: var(--text-secondary);
}

.nav-more-item:hover svg,
.nav-more-item.active svg {
  color: var(--brand-primary);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.nav-link:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Legacy classes for backward compatibility */
.top-bar-left,
.top-bar-right {
  display: contents;
}

.player-info {
  display: none;
}

.stat-chip {
  display: none;
}

.logo {
  display: none;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  padding: 6px var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  color: var(--bg-primary);
}

.inventory-btn {
  background: rgba(0, 212, 170, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--brand-primary);
}

.inventory-btn:hover {
  background: rgba(0, 212, 170, 0.25);
  border-color: var(--brand-primary);
  color: var(--brand-hover);
}

/* ============================================
   Main Layout
   ============================================ */

.main-container {
  display: flex;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-2);
  gap: var(--space-2);
  align-items: flex-start;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  height: fit-content;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-2));
  box-shadow: var(--elevation-2);
  transition: all var(--transition-base);
}

.sidebar:hover {
  box-shadow: var(--elevation-3);
}

.skill-select-container {
  margin-bottom: var(--space-2);
}

.skill-select-label {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  display: block;
  letter-spacing: var(--letter-spacing-normal);
  text-transform: uppercase;
}

.skill-select {
  width: 100%;
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  appearance: none;
  font-family: var(--font-family);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4aa' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-1) center;
  padding-right: var(--space-4);
  box-shadow: var(--elevation-1);
}

.skill-select:hover {
  background-color: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
}

.skill-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.current-skill-info {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
  box-shadow: var(--elevation-1);
}

.current-skill-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.current-skill-info:hover::before {
  transform: scaleX(1);
}

.current-skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
}

.current-skill-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.current-skill-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.current-skill-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.current-skill-active {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.current-skill-active-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-2);
  position: relative;
  overflow: hidden;
}

.main-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.main-content:hover::before {
  transform: scaleX(1);
}

/* ============================================
   Offline Banner
   ============================================ */

.offline-banner {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 184, 148, 0.15));
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
  text-align: center;
  color: var(--brand-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--elevation-1);
}

/* ============================================
   Skill Header (Sticky)
   ============================================ */

.skill-header {
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
  position: sticky;
  top: var(--navbar-height);
  background: var(--bg-secondary);
  padding-top: var(--space-1);
  margin-top: calc(-1 * var(--space-1));
  z-index: 10;
}

.skill-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.skill-level-info {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}

.level-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.level-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
}

/* ============================================
   Enhanced Progress Bar
   ============================================ */

.xp-bar-container {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  height: 48px;
  margin: var(--space-2) 0;
  overflow: hidden;
  border: 1px solid var(--border-default);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  box-shadow: var(--elevation-1);
}

.xp-bar-labels {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--space-2);
  pointer-events: none;
  z-index: 2;
}

.xp-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--brand-primary), var(--color-success));
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
  animation: progressPulse 2s infinite;
}

@keyframes progressPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 170, 0.3); }
  50% { box-shadow: 0 0 15px rgba(0, 212, 170, 0.5); }
}

.xp-bar-center {
  position: relative;
  z-index: 3;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  pointer-events: none;
  font-family: var(--font-mono);
  text-align: center;
  background: var(--bg-elevated);
  padding: 4px var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.xp-bar-container:hover .xp-bar-tooltip {
  opacity: 1;
  visibility: visible;
}

.xp-bar-tooltip {
  position: absolute;
  bottom: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 100;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-3);
}

.xp-bar-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-elevated);
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: 2px solid var(--border-default);
}

.activity-filters {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

/* Show filter by default on smithing page (will be hidden by JS for other skills) */
#activityFilters {
  display: flex;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.material-filter {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 150ms ease;
  min-width: 150px;
}

.material-filter:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

.material-filter:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-color: var(--brand-primary);
}

.section-header::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.section-header h2,
.section-header h3 {
  font-size: var(--font-size-xl);
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin: 0;
  letter-spacing: var(--letter-spacing-tight);
}

.section-header-icon {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* ============================================
   Activities Section
   ============================================ */

.activities-section {
  margin-top: var(--space-3);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-2);
}

.activity-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  box-shadow: var(--elevation-1);
  overflow: hidden;
}

.activity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
  box-shadow: var(--elevation-2);
  background: var(--bg-elevated-hover);
}

.activity-card:hover::before {
  transform: scaleX(1);
}

.activity-card:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-card.active {
  border-color: var(--brand-primary);
  border-width: 2px;
  background: rgba(0, 212, 170, 0.08);
}

.activity-card.active::before {
  transform: scaleX(1);
}

.activity-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-secondary);
  box-shadow: none;
}

.activity-card.locked:hover {
  transform: none;
  border-color: var(--border-default);
  box-shadow: none;
}

.activity-image {
  width: 100%;
  max-width: 120px;
  height: 120px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin: 0 auto var(--space-1);
  transition: transform var(--transition-base);
}

.activity-card:hover .activity-image {
  transform: scale(1.05);
}

.activity-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.activity-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.activity-card.active .activity-name {
  color: var(--brand-primary);
}

.activity-card.locked .activity-name {
  color: var(--text-disabled);
}

.lock-icon {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.activity-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
  line-height: var(--line-height-relaxed);
}

.activity-requirement {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.activity-requirement.locked {
  color: var(--color-error);
}

.activity-progress {
  margin-top: var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.activity-progress-bar {
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-orange));
  height: 100%;
  transition: width 0.1s linear;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 4px rgba(0, 212, 170, 0.3);
}

.activity-progress-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: var(--font-weight-medium);
}

.activity-cta {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  width: 100%;
  font-family: var(--font-family);
}

.activity-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta.stop-training-btn {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.5);
  color: #dc3545;
}

.activity-cta.stop-training-btn:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
}

.activity-card.locked .activity-cta {
  background: var(--bg-elevated);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.activity-card.locked .activity-cta:hover {
  transform: none;
  background: var(--bg-elevated);
}

.activity-card.active .activity-cta {
  background: rgba(0, 212, 170, 0.2);
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
}

.activity-cta-stop {
  background: var(--color-error) !important;
  color: white !important;
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.activity-cta-stop:hover {
  background: #dc2626 !important;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta-stop:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta-stop svg {
  flex-shrink: 0;
}

/* ============================================
   Auto Toggle Section
   ============================================ */

.stop-training-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.btn-stop {
  background: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.5);
  color: #dc3545;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.btn-stop:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
  transform: translateY(-1px);
}

.btn-stop:active {
  transform: translateY(0);
}

.auto-toggle-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  cursor: pointer;
  transition: background var(--transition-base);
  border: 1px solid var(--border-default);
}

.toggle-switch.active {
  background: var(--color-success);
  border-color: var(--color-success);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-base);
  box-shadow: var(--elevation-1);
}

.toggle-switch.active::after {
  transform: translateX(26px);
}

.toggle-state {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-mono);
}

/* ============================================
   Leaderboard
   ============================================ */

.leaderboard-section {
  margin-top: var(--space-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.leaderboard-header {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-bottom: 2px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.leaderboard-header span {
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.leaderboard-header span:hover {
  color: var(--brand-primary);
}

.leaderboard-header span.active {
  color: var(--brand-primary);
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.leaderboard-item:nth-child(even) {
  background: rgba(0, 212, 170, 0.02);
}

.leaderboard-item:hover {
  background: rgba(0, 212, 170, 0.05);
  border-color: var(--border-default);
}

.leaderboard-item.current-player {
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid var(--brand-primary);
}

.leaderboard-rank {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
}

.leaderboard-name {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.leaderboard-item.current-player .leaderboard-name {
  color: var(--brand-primary);
}

.leaderboard-stats {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: right;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-default);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.empty-state-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   Inventory Modal
   ============================================ */

.inventory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.inventory-modal.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.inventory-modal-content {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--elevation-4);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.inventory-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
}

.inventory-modal-header h3 {
  color: var(--brand-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.inventory-modal-close {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  transition: all var(--transition-base);
}

.inventory-modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
}

.inventory-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--elevation-1);
  position: relative;
  overflow: hidden;
}

.inventory-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.inventory-item:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

.inventory-item:hover::before {
  transform: scaleX(1);
}

.inventory-item-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin-bottom: var(--space-1);
  transition: transform var(--transition-base);
}

.inventory-item:hover .inventory-item-image {
  transform: scale(1.1);
}

.inventory-item-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.inventory-item-quantity {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.inventory-equip-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-equip-btn:hover {
  background: var(--brand-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.inventory-equip-btn.equipped {
  background: var(--color-success);
  cursor: pointer;
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.equipped-item {
  border: 2px solid var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.equipped-item::before {
  background: var(--color-success);
  transform: scaleX(1);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-1));
  right: var(--space-2);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  box-shadow: var(--elevation-4);
  z-index: 1000;
  animation: slideIn var(--transition-base) ease;
  max-width: 320px;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.info {
  border-left: 4px solid var(--brand-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-gold);
  pointer-events: none;
  z-index: 2000;
  animation: confetti 1s ease-out forwards;
}

/* ============================================
   Skills Overview Page
   ============================================ */

.skills-page-header {
  margin-bottom: var(--space-6);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0;
}

.skills-categories-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skills-category-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills-category-header {
  border-bottom: 1px solid var(--border-default);
  padding-bottom: var(--space-2);
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.skill-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-card:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.skill-card.active {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skill-card-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  background: var(--color-success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.skill-card-stats {
  display: flex;
  gap: var(--space-4);
}

.skill-card-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.skill-card-progress {
  position: relative;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-card-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transition: width var(--transition-base);
}

.skill-card-progress-text {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
  
  .page-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .skill-header {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-1);
  }

  .nav-container {
    gap: var(--space-1);
  }

  .nav-header {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-logo-wrapper {
    width: 100%;
    justify-content: center;
    order: 2;
  }

  .nav-player-stats {
    width: 100%;
    justify-content: center;
    order: 1;
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-links {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
  }

  .nav-logo {
    font-size: var(--font-size-base);
  }

  .nav-stat {
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
    margin-bottom: 70px; /* Space for bottom action bar */
  }

  /* Only add body padding on skill pages with bottom bar */
  body:has(.bottom-action-bar) {
    padding-bottom: 70px;
  }

  .activities-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-1);
  }

  .activity-card {
    padding: var(--space-2);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-2xl);
  }

  .section-header {
    flex-wrap: wrap;
  }

  .skill-select {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
  }

  .current-skill-info {
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile */
  .bottom-action-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1) var(--space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    z-index: 50;
    box-shadow: var(--elevation-3);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 44px;
    flex-shrink: 0;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 44px;
    flex-shrink: 0;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 48px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
  }

  .top-bar {
    padding: 6px var(--space-1);
    min-height: var(--navbar-height);
    flex-wrap: wrap;
  }

  .top-bar-left {
    width: 100%;
    order: 1;
  }

  .top-bar-right {
    width: 100%;
    order: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .stat-chip {
    padding: 4px 6px;
    font-size: var(--font-size-xs);
  }

  .player-info {
    flex-wrap: wrap;
    gap: 4px;
  }

  .btn {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
    min-width: 44px; /* Touch target */
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .sidebar {
    padding: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-xl);
  }

  .skill-level-info {
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .xp-bar-container {
    height: 40px;
    padding: 0 var(--space-1);
  }

  .xp-bar-center {
    font-size: var(--font-size-xs);
    padding: 3px 6px;
  }

  .xp-bar-label {
    font-size: 0.65rem;
  }

  .activities-grid {
    gap: var(--space-1);
    grid-template-columns: 1fr;
  }

  .activity-card {
    padding: var(--space-1);
    min-height: auto;
  }

  .activity-image {
    max-width: 80px;
    height: 80px;
  }

  .activity-cta {
    padding: var(--space-1) var(--space-2);
    min-height: 40px; /* Touch target */
    font-size: var(--font-size-sm);
  }

  .toggle-switch {
    width: 48px;
    height: 24px;
  }

  .toggle-switch::after {
    width: 18px;
    height: 18px;
  }

  .toggle-switch.active::after {
    transform: translateX(24px);
  }

  .section-header {
    padding-bottom: var(--space-1);
    margin-bottom: var(--space-1);
  }

  .section-header h2,
  .section-header h3 {
    font-size: var(--font-size-lg);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--space-1);
  }

  .inventory-item {
    padding: var(--space-1);
  }

  .inventory-item-image {
    width: 48px;
    height: 48px;
  }

  .leaderboard-header {
    font-size: var(--font-size-xs);
    padding: var(--space-1);
  }

  .leaderboard-item {
    padding: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .toast {
    right: var(--space-1);
    left: var(--space-1);
    max-width: none;
    font-size: var(--font-size-sm);
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile skill pages */
  .bottom-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1);
    gap: var(--space-1);
    z-index: 50;
    box-shadow: var(--elevation-3);
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(20px);
  }
  
  .bottom-action-bar #mobileAutoToggle {
    width: 40px;
    height: 20px;
  }
  
  .bottom-action-bar #mobileAutoToggle::after {
    width: 16px;
    height: 16px;
  }
  
  .bottom-action-bar #mobileAutoToggle.active::after {
    transform: translateX(20px);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 40px;
    min-width: 80px;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 40px;
    min-width: 80px;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (prefers-contrast: high) {
  :root {
    --border-default: #ffffff;
    --text-muted: #cccccc;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .top-bar,
  .sidebar,
  .btn,
  .toggle-switch {
    display: none;
  }

  .main-content {
    box-shadow: none;
    border: none;
  }
}

   ============================================ */

:root {
  /* Color Palette - Dark Theme */
  --bg-primary: #0a0e14;
  --bg-secondary: #151a23;
  --bg-tertiary: #1e2430;
  --bg-elevated: #252d3d;
  --bg-elevated-hover: #2d3548;
  
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;
  --text-disabled: #545d68;
  
  --brand-primary: #00d4aa;
  --brand-secondary: #00b894;
  --brand-hover: #00e6bf;
  
  --accent-blue: #539bf5;
  --accent-purple: #b083f0;
  --accent-red: #f47067;
  --accent-orange: #ff9500;
  --accent-yellow: #ffc043;
  --accent-gold: #ffd700;
  
  --border-default: #373e47;
  --border-muted: #2d333b;
  --border-subtle: #21262d;
  
  /* Success/Error/Warning colors */
  --color-success: #22c55e;
  --color-success-subtle: #66bb6a;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Elevation/Shadows - unified with 1px border */
  --elevation-0: none;
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.4);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.6);
  
  /* Spacing Scale (8px base grid) */
  --space-1: 0.5rem;    /* 8px */
  --space-2: 1rem;      /* 16px */
  --space-3: 1.5rem;     /* 24px */
  --space-4: 2rem;      /* 32px */
  --space-5: 2.5rem;     /* 40px */
  --space-6: 3rem;       /* 48px */
  --space-8: 4rem;       /* 64px */
  
  /* Unified Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --navbar-height: 56px;
  --content-max-width: 1800px;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-elevated: #ffffff;
  --bg-elevated-hover: #f6f8fa;
  
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #656d76;
  --text-disabled: #8c959f;
  
  --brand-primary: #00a88e;
  --brand-secondary: #008f7a;
  --brand-hover: #00c9a8;
  
  --accent-blue: #0969da;
  --accent-purple: #8250df;
  --accent-red: #cf222e;
  --accent-orange: #d15704;
  --accent-yellow: #9a6700;
  
  --border-default: #d0d7de;
  --border-muted: #d8dee4;
  --border-subtle: #eaeef2;
  
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.08);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.12);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.18);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--brand-primary);
  color: var(--bg-primary);
  padding: var(--space-1) var(--space-3);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-1);
  left: var(--space-1);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* ============================================
   Top Navigation Bar - Modern Centered
   ============================================ */

.top-bar {
  background: rgba(21, 26, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-2) var(--space-3);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--navbar-height);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo-link:hover {
  color: var(--brand-primary);
}

.nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-player-stats {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.nav-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--space-2);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all 150ms;
}

.nav-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-stat-label {
  opacity: 0.7;
  font-size: var(--font-size-xs);
}

.nav-stat-value {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.nav-training-indicator {
  background: rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.3);
  color: var(--color-success);
  max-width: fit-content;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: auto;
}

.nav-training-indicator:hover {
  background: rgba(74, 222, 128, 0.15);
  border-color: var(--color-success);
}

.nav-training-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  line-height: 1.3;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.nav-training-skill {
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  white-space: nowrap;
}

.nav-training-activity {
  font-size: 10px;
  opacity: 0.8;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-combat-indicator {
  color: #ff4444 !important;
  cursor: pointer;
  text-decoration: underline;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-left: 4px;
  padding: 2px 4px;
  border-radius: 4px;
  background: rgba(255, 68, 68, 0.1);
  transition: background 0.2s ease;
}

.nav-combat-indicator:hover {
  background: rgba(255, 68, 68, 0.2);
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.nav-links-wrapper {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  flex-wrap: wrap;
}

.nav-cta-primary {
  padding: var(--space-1) var(--space-4);
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-cta-primary:hover {
  background: var(--brand-hover);
  opacity: 0.95;
}

.nav-more-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.nav-more-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-more-btn[aria-expanded="true"] {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  min-width: 180px;
  box-shadow: var(--elevation-3);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 1000;
}

.nav-more-menu[aria-hidden="false"] {
  display: flex;
}

.nav-more-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-more-item:hover {
  background: var(--bg-secondary);
  color: var(--brand-primary);
}

.nav-more-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--brand-primary);
}

.nav-more-item svg {
  flex-shrink: 0;
  color: var(--text-secondary);
}

.nav-more-item:hover svg,
.nav-more-item.active svg {
  color: var(--brand-primary);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.nav-link:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Legacy classes for backward compatibility */
.top-bar-left,
.top-bar-right {
  display: contents;
}

.player-info {
  display: none;
}

.stat-chip {
  display: none;
}

.logo {
  display: none;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  padding: 6px var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  color: var(--bg-primary);
}

.inventory-btn {
  background: rgba(0, 212, 170, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--brand-primary);
}

.inventory-btn:hover {
  background: rgba(0, 212, 170, 0.25);
  border-color: var(--brand-primary);
  color: var(--brand-hover);
}

/* ============================================
   Main Layout
   ============================================ */

.main-container {
  display: flex;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-2);
  gap: var(--space-2);
  align-items: flex-start;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  height: fit-content;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-2));
  box-shadow: var(--elevation-2);
  transition: all var(--transition-base);
}

.sidebar:hover {
  box-shadow: var(--elevation-3);
}

.skill-select-container {
  margin-bottom: var(--space-2);
}

.skill-select-label {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  display: block;
  letter-spacing: var(--letter-spacing-normal);
  text-transform: uppercase;
}

.skill-select {
  width: 100%;
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  appearance: none;
  font-family: var(--font-family);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4aa' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-1) center;
  padding-right: var(--space-4);
  box-shadow: var(--elevation-1);
}

.skill-select:hover {
  background-color: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
}

.skill-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.current-skill-info {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
  box-shadow: var(--elevation-1);
}

.current-skill-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.current-skill-info:hover::before {
  transform: scaleX(1);
}

.current-skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
}

.current-skill-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.current-skill-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.current-skill-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.current-skill-active {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.current-skill-active-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-2);
  position: relative;
  overflow: hidden;
}

.main-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.main-content:hover::before {
  transform: scaleX(1);
}

/* ============================================
   Offline Banner
   ============================================ */

.offline-banner {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 184, 148, 0.15));
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
  text-align: center;
  color: var(--brand-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--elevation-1);
}

/* ============================================
   Skill Header (Sticky)
   ============================================ */

.skill-header {
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
  position: sticky;
  top: var(--navbar-height);
  background: var(--bg-secondary);
  padding-top: var(--space-1);
  margin-top: calc(-1 * var(--space-1));
  z-index: 10;
}

.skill-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.skill-level-info {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}

.level-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.level-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
}

/* ============================================
   Enhanced Progress Bar
   ============================================ */

.xp-bar-container {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  height: 48px;
  margin: var(--space-2) 0;
  overflow: hidden;
  border: 1px solid var(--border-default);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  box-shadow: var(--elevation-1);
}

.xp-bar-labels {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--space-2);
  pointer-events: none;
  z-index: 2;
}

.xp-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--brand-primary), var(--color-success));
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
  animation: progressPulse 2s infinite;
}

@keyframes progressPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 170, 0.3); }
  50% { box-shadow: 0 0 15px rgba(0, 212, 170, 0.5); }
}

.xp-bar-center {
  position: relative;
  z-index: 3;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  pointer-events: none;
  font-family: var(--font-mono);
  text-align: center;
  background: var(--bg-elevated);
  padding: 4px var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.xp-bar-container:hover .xp-bar-tooltip {
  opacity: 1;
  visibility: visible;
}

.xp-bar-tooltip {
  position: absolute;
  bottom: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 100;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-3);
}

.xp-bar-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-elevated);
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: 2px solid var(--border-default);
}

.activity-filters {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

/* Show filter by default on smithing page (will be hidden by JS for other skills) */
#activityFilters {
  display: flex;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.material-filter {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 150ms ease;
  min-width: 150px;
}

.material-filter:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

.material-filter:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-color: var(--brand-primary);
}

.section-header::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.section-header h2,
.section-header h3 {
  font-size: var(--font-size-xl);
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin: 0;
  letter-spacing: var(--letter-spacing-tight);
}

.section-header-icon {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* ============================================
   Activities Section
   ============================================ */

.activities-section {
  margin-top: var(--space-3);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-2);
}

.activity-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  box-shadow: var(--elevation-1);
  overflow: hidden;
}

.activity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
  box-shadow: var(--elevation-2);
  background: var(--bg-elevated-hover);
}

.activity-card:hover::before {
  transform: scaleX(1);
}

.activity-card:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-card.active {
  border-color: var(--brand-primary);
  border-width: 2px;
  background: rgba(0, 212, 170, 0.08);
}

.activity-card.active::before {
  transform: scaleX(1);
}

.activity-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-secondary);
  box-shadow: none;
}

.activity-card.locked:hover {
  transform: none;
  border-color: var(--border-default);
  box-shadow: none;
}

.activity-image {
  width: 100%;
  max-width: 120px;
  height: 120px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin: 0 auto var(--space-1);
  transition: transform var(--transition-base);
}

.activity-card:hover .activity-image {
  transform: scale(1.05);
}

.activity-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.activity-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.activity-card.active .activity-name {
  color: var(--brand-primary);
}

.activity-card.locked .activity-name {
  color: var(--text-disabled);
}

.lock-icon {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.activity-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
  line-height: var(--line-height-relaxed);
}

.activity-requirement {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.activity-requirement.locked {
  color: var(--color-error);
}

.activity-progress {
  margin-top: var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.activity-progress-bar {
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-orange));
  height: 100%;
  transition: width 0.1s linear;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 4px rgba(0, 212, 170, 0.3);
}

.activity-progress-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: var(--font-weight-medium);
}

.activity-cta {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  width: 100%;
  font-family: var(--font-family);
}

.activity-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta.stop-training-btn {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.5);
  color: #dc3545;
}

.activity-cta.stop-training-btn:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
}

.activity-card.locked .activity-cta {
  background: var(--bg-elevated);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.activity-card.locked .activity-cta:hover {
  transform: none;
  background: var(--bg-elevated);
}

.activity-card.active .activity-cta {
  background: rgba(0, 212, 170, 0.2);
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
}

.activity-cta-stop {
  background: var(--color-error) !important;
  color: white !important;
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.activity-cta-stop:hover {
  background: #dc2626 !important;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta-stop:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta-stop svg {
  flex-shrink: 0;
}

/* ============================================
   Auto Toggle Section
   ============================================ */

.stop-training-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.btn-stop {
  background: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.5);
  color: #dc3545;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.btn-stop:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
  transform: translateY(-1px);
}

.btn-stop:active {
  transform: translateY(0);
}

.auto-toggle-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  cursor: pointer;
  transition: background var(--transition-base);
  border: 1px solid var(--border-default);
}

.toggle-switch.active {
  background: var(--color-success);
  border-color: var(--color-success);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-base);
  box-shadow: var(--elevation-1);
}

.toggle-switch.active::after {
  transform: translateX(26px);
}

.toggle-state {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-mono);
}

/* ============================================
   Leaderboard
   ============================================ */

.leaderboard-section {
  margin-top: var(--space-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.leaderboard-header {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-bottom: 2px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.leaderboard-header span {
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.leaderboard-header span:hover {
  color: var(--brand-primary);
}

.leaderboard-header span.active {
  color: var(--brand-primary);
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.leaderboard-item:nth-child(even) {
  background: rgba(0, 212, 170, 0.02);
}

.leaderboard-item:hover {
  background: rgba(0, 212, 170, 0.05);
  border-color: var(--border-default);
}

.leaderboard-item.current-player {
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid var(--brand-primary);
}

.leaderboard-rank {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
}

.leaderboard-name {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.leaderboard-item.current-player .leaderboard-name {
  color: var(--brand-primary);
}

.leaderboard-stats {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: right;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-default);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.empty-state-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   Inventory Modal
   ============================================ */

.inventory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.inventory-modal.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.inventory-modal-content {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--elevation-4);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.inventory-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
}

.inventory-modal-header h3 {
  color: var(--brand-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.inventory-modal-close {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  transition: all var(--transition-base);
}

.inventory-modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
}

.inventory-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--elevation-1);
  position: relative;
  overflow: hidden;
}

.inventory-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.inventory-item:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

.inventory-item:hover::before {
  transform: scaleX(1);
}

.inventory-item-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin-bottom: var(--space-1);
  transition: transform var(--transition-base);
}

.inventory-item:hover .inventory-item-image {
  transform: scale(1.1);
}

.inventory-item-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.inventory-item-quantity {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.inventory-equip-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-equip-btn:hover {
  background: var(--brand-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.inventory-equip-btn.equipped {
  background: var(--color-success);
  cursor: pointer;
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.equipped-item {
  border: 2px solid var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.equipped-item::before {
  background: var(--color-success);
  transform: scaleX(1);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-1));
  right: var(--space-2);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  box-shadow: var(--elevation-4);
  z-index: 1000;
  animation: slideIn var(--transition-base) ease;
  max-width: 320px;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.info {
  border-left: 4px solid var(--brand-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-gold);
  pointer-events: none;
  z-index: 2000;
  animation: confetti 1s ease-out forwards;
}

/* ============================================
   Skills Overview Page
   ============================================ */

.skills-page-header {
  margin-bottom: var(--space-6);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0;
}

.skills-categories-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skills-category-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills-category-header {
  border-bottom: 1px solid var(--border-default);
  padding-bottom: var(--space-2);
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.skill-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-card:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.skill-card.active {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skill-card-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  background: var(--color-success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.skill-card-stats {
  display: flex;
  gap: var(--space-4);
}

.skill-card-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.skill-card-progress {
  position: relative;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-card-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transition: width var(--transition-base);
}

.skill-card-progress-text {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
  
  .page-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .skill-header {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-1);
  }

  .nav-container {
    gap: var(--space-1);
  }

  .nav-header {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-logo-wrapper {
    width: 100%;
    justify-content: center;
    order: 2;
  }

  .nav-player-stats {
    width: 100%;
    justify-content: center;
    order: 1;
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-links {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
  }

  .nav-logo {
    font-size: var(--font-size-base);
  }

  .nav-stat {
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
    margin-bottom: 70px; /* Space for bottom action bar */
  }

  /* Only add body padding on skill pages with bottom bar */
  body:has(.bottom-action-bar) {
    padding-bottom: 70px;
  }

  .activities-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-1);
  }

  .activity-card {
    padding: var(--space-2);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-2xl);
  }

  .section-header {
    flex-wrap: wrap;
  }

  .skill-select {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
  }

  .current-skill-info {
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile */
  .bottom-action-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1) var(--space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    z-index: 50;
    box-shadow: var(--elevation-3);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 44px;
    flex-shrink: 0;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 44px;
    flex-shrink: 0;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 48px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
  }

  .top-bar {
    padding: 6px var(--space-1);
    min-height: var(--navbar-height);
    flex-wrap: wrap;
  }

  .top-bar-left {
    width: 100%;
    order: 1;
  }

  .top-bar-right {
    width: 100%;
    order: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .stat-chip {
    padding: 4px 6px;
    font-size: var(--font-size-xs);
  }

  .player-info {
    flex-wrap: wrap;
    gap: 4px;
  }

  .btn {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
    min-width: 44px; /* Touch target */
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .sidebar {
    padding: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-xl);
  }

  .skill-level-info {
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .xp-bar-container {
    height: 40px;
    padding: 0 var(--space-1);
  }

  .xp-bar-center {
    font-size: var(--font-size-xs);
    padding: 3px 6px;
  }

  .xp-bar-label {
    font-size: 0.65rem;
  }

  .activities-grid {
    gap: var(--space-1);
    grid-template-columns: 1fr;
  }

  .activity-card {
    padding: var(--space-1);
    min-height: auto;
  }

  .activity-image {
    max-width: 80px;
    height: 80px;
  }

  .activity-cta {
    padding: var(--space-1) var(--space-2);
    min-height: 40px; /* Touch target */
    font-size: var(--font-size-sm);
  }

  .toggle-switch {
    width: 48px;
    height: 24px;
  }

  .toggle-switch::after {
    width: 18px;
    height: 18px;
  }

  .toggle-switch.active::after {
    transform: translateX(24px);
  }

  .section-header {
    padding-bottom: var(--space-1);
    margin-bottom: var(--space-1);
  }

  .section-header h2,
  .section-header h3 {
    font-size: var(--font-size-lg);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--space-1);
  }

  .inventory-item {
    padding: var(--space-1);
  }

  .inventory-item-image {
    width: 48px;
    height: 48px;
  }

  .leaderboard-header {
    font-size: var(--font-size-xs);
    padding: var(--space-1);
  }

  .leaderboard-item {
    padding: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .toast {
    right: var(--space-1);
    left: var(--space-1);
    max-width: none;
    font-size: var(--font-size-sm);
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile skill pages */
  .bottom-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1);
    gap: var(--space-1);
    z-index: 50;
    box-shadow: var(--elevation-3);
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(20px);
  }
  
  .bottom-action-bar #mobileAutoToggle {
    width: 40px;
    height: 20px;
  }
  
  .bottom-action-bar #mobileAutoToggle::after {
    width: 16px;
    height: 16px;
  }
  
  .bottom-action-bar #mobileAutoToggle.active::after {
    transform: translateX(20px);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 40px;
    min-width: 80px;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 40px;
    min-width: 80px;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (prefers-contrast: high) {
  :root {
    --border-default: #ffffff;
    --text-muted: #cccccc;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .top-bar,
  .sidebar,
  .btn,
  .toggle-switch {
    display: none;
  }

  .main-content {
    box-shadow: none;
    border: none;
  }
}

   ============================================ */

:root {
  /* Color Palette - Dark Theme */
  --bg-primary: #0a0e14;
  --bg-secondary: #151a23;
  --bg-tertiary: #1e2430;
  --bg-elevated: #252d3d;
  --bg-elevated-hover: #2d3548;
  
  --text-primary: #e6edf3;
  --text-secondary: #adbac7;
  --text-muted: #768390;
  --text-disabled: #545d68;
  
  --brand-primary: #00d4aa;
  --brand-secondary: #00b894;
  --brand-hover: #00e6bf;
  
  --accent-blue: #539bf5;
  --accent-purple: #b083f0;
  --accent-red: #f47067;
  --accent-orange: #ff9500;
  --accent-yellow: #ffc043;
  --accent-gold: #ffd700;
  
  --border-default: #373e47;
  --border-muted: #2d333b;
  --border-subtle: #21262d;
  
  /* Success/Error/Warning colors */
  --color-success: #22c55e;
  --color-success-subtle: #66bb6a;
  --color-error: #ef4444;
  --color-warning: #f59e0b;
  
  /* Elevation/Shadows - unified with 1px border */
  --elevation-0: none;
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.3);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.4);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.6);
  
  /* Spacing Scale (8px base grid) */
  --space-1: 0.5rem;    /* 8px */
  --space-2: 1rem;      /* 16px */
  --space-3: 1.5rem;     /* 24px */
  --space-4: 2rem;      /* 32px */
  --space-5: 2.5rem;     /* 40px */
  --space-6: 3rem;       /* 48px */
  --space-8: 4rem;       /* 64px */
  
  /* Unified Border Radius */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Liberation Mono', 'Menlo', monospace;
  
  --font-size-xs: 0.75rem;    /* 12px */
  --font-size-sm: 0.875rem;   /* 14px */
  --font-size-base: 1rem;     /* 16px */
  --font-size-lg: 1.125rem;   /* 18px */
  --font-size-xl: 1.25rem;    /* 20px */
  --font-size-2xl: 1.5rem;    /* 24px */
  --font-size-3xl: 2rem;      /* 32px */
  --font-size-4xl: 2.5rem;    /* 40px */
  
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  --letter-spacing-tight: -0.01em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --navbar-height: 56px;
  --content-max-width: 1800px;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-elevated: #ffffff;
  --bg-elevated-hover: #f6f8fa;
  
  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #656d76;
  --text-disabled: #8c959f;
  
  --brand-primary: #00a88e;
  --brand-secondary: #008f7a;
  --brand-hover: #00c9a8;
  
  --accent-blue: #0969da;
  --accent-purple: #8250df;
  --accent-red: #cf222e;
  --accent-orange: #d15704;
  --accent-yellow: #9a6700;
  
  --border-default: #d0d7de;
  --border-muted: #d8dee4;
  --border-subtle: #eaeef2;
  
  --elevation-1: 0 1px 3px rgba(0, 0, 0, 0.08);
  --elevation-2: 0 4px 12px rgba(0, 0, 0, 0.12);
  --elevation-3: 0 8px 24px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.04);
  --elevation-4: 0 16px 48px rgba(0, 0, 0, 0.18);
}

/* ============================================
   Base Styles
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--brand-primary);
  color: var(--bg-primary);
  padding: var(--space-1) var(--space-3);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-md);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-1);
  left: var(--space-1);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

*:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* ============================================
   Top Navigation Bar - Modern Centered
   ============================================ */

.top-bar {
  background: rgba(21, 26, 35, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-2) var(--space-3);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--navbar-height);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
}

.nav-logo-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-logo-link:hover {
  color: var(--brand-primary);
}

.nav-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand-primary);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-player-stats {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

.nav-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px var(--space-2);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  transition: all 150ms;
}

.nav-stat:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-stat-label {
  opacity: 0.7;
  font-size: var(--font-size-xs);
}

.nav-stat-value {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.nav-training-indicator {
  background: rgba(74, 222, 128, 0.1);
  border-color: rgba(74, 222, 128, 0.3);
  color: var(--color-success);
  max-width: fit-content;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  flex-shrink: 0;
  min-width: auto;
}

.nav-training-indicator:hover {
  background: rgba(74, 222, 128, 0.15);
  border-color: var(--color-success);
}

.nav-training-text {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  line-height: 1.3;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.nav-training-skill {
  font-weight: var(--font-weight-semibold);
  color: var(--color-success);
  white-space: nowrap;
}

.nav-training-activity {
  font-size: 10px;
  opacity: 0.8;
  color: var(--text-secondary);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-combat-indicator {
  color: #ff4444 !important;
  cursor: pointer;
  text-decoration: underline;
  white-space: nowrap;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  margin-left: 4px;
  padding: 2px 4px;
  border-radius: 4px;
  background: rgba(255, 68, 68, 0.1);
  transition: background 0.2s ease;
}

.nav-combat-indicator:hover {
  background: rgba(255, 68, 68, 0.2);
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.nav-links-wrapper {
  display: flex;
  gap: var(--space-1);
  align-items: center;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  flex-wrap: wrap;
}

.nav-cta-primary {
  padding: var(--space-1) var(--space-4);
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-cta-primary:hover {
  background: var(--brand-hover);
  opacity: 0.95;
}

.nav-more-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
}

.nav-more-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.nav-more-btn[aria-expanded="true"] {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + var(--space-1));
  right: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1);
  min-width: 180px;
  box-shadow: var(--elevation-3);
  display: none;
  flex-direction: column;
  gap: 2px;
  z-index: 1000;
}

.nav-more-menu[aria-hidden="false"] {
  display: flex;
}

.nav-more-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  width: 100%;
}

.nav-more-item:hover {
  background: var(--bg-secondary);
  color: var(--brand-primary);
}

.nav-more-item.active {
  background: rgba(0, 212, 170, 0.1);
  color: var(--brand-primary);
}

.nav-more-item svg {
  flex-shrink: 0;
  color: var(--text-secondary);
}

.nav-more-item:hover svg,
.nav-more-item.active svg {
  color: var(--brand-primary);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--brand-primary);
  border: 1px solid rgba(0, 212, 170, 0.3);
}

.nav-link:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Legacy classes for backward compatibility */
.top-bar-left,
.top-bar-right {
  display: contents;
}

.player-info {
  display: none;
}

.stat-chip {
  display: none;
}

.logo {
  display: none;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  padding: 6px var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  cursor: pointer;
  text-decoration: none;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--elevation-1);
}

.btn:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.btn-primary {
  background: var(--brand-primary);
  color: var(--bg-primary);
  border-color: var(--brand-primary);
}

.btn-primary:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
  color: var(--bg-primary);
}

.inventory-btn {
  background: rgba(0, 212, 170, 0.15);
  border-color: rgba(0, 212, 170, 0.3);
  color: var(--brand-primary);
}

.inventory-btn:hover {
  background: rgba(0, 212, 170, 0.25);
  border-color: var(--brand-primary);
  color: var(--brand-hover);
}

/* ============================================
   Main Layout
   ============================================ */

.main-container {
  display: flex;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: var(--space-2);
  gap: var(--space-2);
  align-items: flex-start;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: 280px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  height: fit-content;
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-2));
  box-shadow: var(--elevation-2);
  transition: all var(--transition-base);
}

.sidebar:hover {
  box-shadow: var(--elevation-3);
}

.skill-select-container {
  margin-bottom: var(--space-2);
}

.skill-select-label {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
  display: block;
  letter-spacing: var(--letter-spacing-normal);
  text-transform: uppercase;
}

.skill-select {
  width: 100%;
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  appearance: none;
  font-family: var(--font-family);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300d4aa' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-1) center;
  padding-right: var(--space-4);
  box-shadow: var(--elevation-1);
}

.skill-select:hover {
  background-color: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
}

.skill-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.current-skill-info {
  margin-top: var(--space-2);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-default);
  position: relative;
  overflow: hidden;
  box-shadow: var(--elevation-1);
}

.current-skill-info::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.current-skill-info:hover::before {
  transform: scaleX(1);
}

.current-skill-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
}

.current-skill-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.current-skill-stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.current-skill-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-mono);
}

.current-skill-active {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
}

.current-skill-active-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-2);
  position: relative;
  overflow: hidden;
}

.main-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.main-content:hover::before {
  transform: scaleX(1);
}

/* ============================================
   Offline Banner
   ============================================ */

.offline-banner {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.15), rgba(0, 184, 148, 0.15));
  border: 1px solid rgba(0, 212, 170, 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  margin-bottom: var(--space-2);
  text-align: center;
  color: var(--brand-primary);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  box-shadow: var(--elevation-1);
}

/* ============================================
   Skill Header (Sticky)
   ============================================ */

.skill-header {
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
  position: sticky;
  top: var(--navbar-height);
  background: var(--bg-secondary);
  padding-top: var(--space-1);
  margin-top: calc(-1 * var(--space-1));
  z-index: 10;
}

.skill-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-3xl));
  color: var(--brand-primary);
  margin-bottom: var(--space-2);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
  line-height: var(--line-height-tight);
}

.skill-level-info {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-2);
}

.level-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.level-stat strong {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin-left: var(--space-1);
  font-family: var(--font-mono);
}

/* ============================================
   Enhanced Progress Bar
   ============================================ */

.xp-bar-container {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  height: 48px;
  margin: var(--space-2) 0;
  overflow: hidden;
  border: 1px solid var(--border-default);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  box-shadow: var(--elevation-1);
}

.xp-bar-labels {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--space-2);
  pointer-events: none;
  z-index: 2;
}

.xp-bar-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-medium);
}

.xp-bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: linear-gradient(90deg, var(--brand-primary), var(--color-success));
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-xs);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
  animation: progressPulse 2s infinite;
}

@keyframes progressPulse {
  0%, 100% { box-shadow: 0 0 10px rgba(0, 212, 170, 0.3); }
  50% { box-shadow: 0 0 15px rgba(0, 212, 170, 0.5); }
}

.xp-bar-center {
  position: relative;
  z-index: 3;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  pointer-events: none;
  font-family: var(--font-mono);
  text-align: center;
  background: var(--bg-elevated);
  padding: 4px var(--space-1);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.xp-bar-container:hover .xp-bar-tooltip {
  opacity: 1;
  visibility: visible;
}

.xp-bar-tooltip {
  position: absolute;
  bottom: calc(100% + var(--space-1));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-primary);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  pointer-events: none;
  z-index: 100;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-3);
}

.xp-bar-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--bg-elevated);
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: 2px solid var(--border-default);
}

.activity-filters {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

/* Show filter by default on smithing page (will be hidden by JS for other skills) */
#activityFilters {
  display: flex;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.material-filter {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 150ms ease;
  min-width: 150px;
}

.material-filter:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

.material-filter:focus {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-color: var(--brand-primary);
}

.section-header::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.section-header h2,
.section-header h3 {
  font-size: var(--font-size-xl);
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  margin: 0;
  letter-spacing: var(--letter-spacing-tight);
}

.section-header-icon {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
}

/* ============================================
   Activities Section
   ============================================ */

.activities-section {
  margin-top: var(--space-3);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-2);
}

.activity-card {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  box-shadow: var(--elevation-1);
  overflow: hidden;
}

.activity-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.activity-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
  box-shadow: var(--elevation-2);
  background: var(--bg-elevated-hover);
}

.activity-card:hover::before {
  transform: scaleX(1);
}

.activity-card:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-card.active {
  border-color: var(--brand-primary);
  border-width: 2px;
  background: rgba(0, 212, 170, 0.08);
}

.activity-card.active::before {
  transform: scaleX(1);
}

.activity-card.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: var(--bg-secondary);
  box-shadow: none;
}

.activity-card.locked:hover {
  transform: none;
  border-color: var(--border-default);
  box-shadow: none;
}

.activity-image {
  width: 100%;
  max-width: 120px;
  height: 120px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin: 0 auto var(--space-1);
  transition: transform var(--transition-base);
}

.activity-card:hover .activity-image {
  transform: scale(1.05);
}

.activity-name-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.activity-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-base);
}

.activity-card.active .activity-name {
  color: var(--brand-primary);
}

.activity-card.locked .activity-name {
  color: var(--text-disabled);
}

.lock-icon {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.activity-info {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 2px;
  line-height: var(--line-height-relaxed);
}

.activity-requirement {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.activity-requirement.locked {
  color: var(--color-error);
}

.activity-progress {
  margin-top: var(--space-1);
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.activity-progress-bar {
  background: linear-gradient(90deg, var(--brand-primary), var(--accent-orange));
  height: 100%;
  transition: width 0.1s linear;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 4px rgba(0, 212, 170, 0.3);
}

.activity-progress-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: var(--font-weight-medium);
}

.activity-cta {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-base);
  width: 100%;
  font-family: var(--font-family);
}

.activity-cta:hover {
  background: var(--brand-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta.stop-training-btn {
  background: rgba(220, 53, 69, 0.15);
  border: 1px solid rgba(220, 53, 69, 0.5);
  color: #dc3545;
}

.activity-cta.stop-training-btn:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
}

.activity-card.locked .activity-cta {
  background: var(--bg-elevated);
  color: var(--text-disabled);
  cursor: not-allowed;
}

.activity-card.locked .activity-cta:hover {
  transform: none;
  background: var(--bg-elevated);
}

.activity-card.active .activity-cta {
  background: rgba(0, 212, 170, 0.2);
  color: var(--brand-primary);
  border: 1px solid var(--brand-primary);
}

.activity-cta-stop {
  background: var(--color-error) !important;
  color: white !important;
  border: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

.activity-cta-stop:hover {
  background: #dc2626 !important;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.activity-cta-stop:active {
  transform: translateY(0);
  box-shadow: var(--elevation-1);
}

.activity-cta-stop svg {
  flex-shrink: 0;
}

/* ============================================
   Auto Toggle Section
   ============================================ */

.stop-training-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.btn-stop {
  background: rgba(220, 53, 69, 0.15);
  border-color: rgba(220, 53, 69, 0.5);
  color: #dc3545;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.btn-stop:hover {
  background: rgba(220, 53, 69, 0.25);
  border-color: #dc3545;
  color: #dc3545;
  transform: translateY(-1px);
}

.btn-stop:active {
  transform: translateY(0);
}

.auto-toggle-section {
  margin-top: var(--space-3);
  padding: var(--space-2);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.toggle-container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  font-weight: var(--font-weight-medium);
}

.toggle-switch {
  position: relative;
  width: 52px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  cursor: pointer;
  transition: background var(--transition-base);
  border: 1px solid var(--border-default);
}

.toggle-switch.active {
  background: var(--color-success);
  border-color: var(--color-success);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-base);
  box-shadow: var(--elevation-1);
}

.toggle-switch.active::after {
  transform: translateX(26px);
}

.toggle-state {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-mono);
}

/* ============================================
   Leaderboard
   ============================================ */

.leaderboard-section {
  margin-top: var(--space-3);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  box-shadow: var(--elevation-1);
}

.leaderboard-header {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  border-bottom: 2px solid var(--border-default);
  margin-bottom: var(--space-1);
}

.leaderboard-header span {
  cursor: pointer;
  transition: color var(--transition-fast);
  user-select: none;
}

.leaderboard-header span:hover {
  color: var(--brand-primary);
}

.leaderboard-header span.active {
  color: var(--brand-primary);
}

.leaderboard-item {
  display: grid;
  grid-template-columns: 60px 1fr auto;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.leaderboard-item:nth-child(even) {
  background: rgba(0, 212, 170, 0.02);
}

.leaderboard-item:hover {
  background: rgba(0, 212, 170, 0.05);
  border-color: var(--border-default);
}

.leaderboard-item.current-player {
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid var(--brand-primary);
}

.leaderboard-rank {
  color: var(--brand-primary);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
}

.leaderboard-name {
  color: var(--text-primary);
  font-weight: var(--font-weight-semibold);
}

.leaderboard-item.current-player .leaderboard-name {
  color: var(--brand-primary);
}

.leaderboard-stats {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-align: right;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border-default);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.empty-state-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

/* ============================================
   Inventory Modal
   ============================================ */

.inventory-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.inventory-modal.active {
  display: flex;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.inventory-modal-content {
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-3);
  border: 1px solid var(--border-default);
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--elevation-4);
  position: relative;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.inventory-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--border-default);
}

.inventory-modal-header h3 {
  color: var(--brand-primary);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.inventory-modal-close {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  transition: all var(--transition-base);
}

.inventory-modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
  transform: rotate(90deg);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
}

.inventory-item {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  border: 1px solid var(--border-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  transition: all var(--transition-base);
  text-align: center;
  box-shadow: var(--elevation-1);
  position: relative;
  overflow: hidden;
}

.inventory-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.inventory-item:hover {
  background: var(--bg-elevated-hover);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--elevation-2);
}

.inventory-item:hover::before {
  transform: scaleX(1);
}

.inventory-item-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
  margin-bottom: var(--space-1);
  transition: transform var(--transition-base);
}

.inventory-item:hover .inventory-item-image {
  transform: scale(1.1);
}

.inventory-item-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: center;
}

.inventory-item-quantity {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.inventory-equip-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--brand-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-base);
  width: 100%;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-equip-btn:hover {
  background: var(--brand-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

.inventory-equip-btn.equipped {
  background: var(--color-success);
  cursor: pointer;
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.equipped-item {
  border: 2px solid var(--color-success);
  background: rgba(34, 197, 94, 0.1);
}

.equipped-item::before {
  background: var(--color-success);
  transform: scaleX(1);
}

/* ============================================
   Toast Notifications
   ============================================ */

.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-1));
  right: var(--space-2);
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  box-shadow: var(--elevation-4);
  z-index: 1000;
  animation: slideIn var(--transition-base) ease;
  max-width: 320px;
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.info {
  border-left: 4px solid var(--brand-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes confetti {
  0% { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-100px) rotate(360deg); opacity: 0; }
}

.confetti {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--accent-gold);
  pointer-events: none;
  z-index: 2000;
  animation: confetti 1s ease-out forwards;
}

/* ============================================
   Skills Overview Page
   ============================================ */

.skills-page-header {
  margin-bottom: var(--space-6);
  text-align: center;
}

.page-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0;
}

.skills-categories-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skills-category-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skills-category-header {
  border-bottom: 1px solid var(--border-default);
  padding-bottom: var(--space-2);
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
}

.skill-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-card:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.skill-card.active {
  border-color: var(--color-success);
  background: rgba(34, 197, 94, 0.05);
}

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.skill-card-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin: 0;
}

.skill-card-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px var(--space-2);
  background: var(--color-success);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
}

.skill-card-stats {
  display: flex;
  gap: var(--space-4);
}

.skill-card-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.stat-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--brand-primary);
  font-family: var(--font-mono);
}

.skill-card-progress {
  position: relative;
  height: 24px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skill-card-progress-bar {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  transition: width var(--transition-base);
}

.skill-card-progress-text {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-2);
  }
  
  .page-title {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .main-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    top: 0;
  }

  .skill-header {
    position: relative;
    top: 0;
  }
}

@media (max-width: 768px) {
  .top-bar {
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: var(--space-1);
  }

  .nav-container {
    gap: var(--space-1);
  }

  .nav-header {
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-logo-wrapper {
    width: 100%;
    justify-content: center;
    order: 2;
  }

  .nav-player-stats {
    width: 100%;
    justify-content: center;
    order: 1;
    flex-wrap: wrap;
    gap: var(--space-1);
  }

  .nav-links {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-link {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
  }

  .nav-avatar {
    width: 32px;
    height: 32px;
  }

  .nav-logo {
    font-size: var(--font-size-base);
  }

  .nav-stat {
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
    margin-bottom: 70px; /* Space for bottom action bar */
  }

  /* Only add body padding on skill pages with bottom bar */
  body:has(.bottom-action-bar) {
    padding-bottom: 70px;
  }

  .activities-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-1);
  }

  .activity-card {
    padding: var(--space-2);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-2xl);
  }

  .section-header {
    flex-wrap: wrap;
  }

  .skill-select {
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-sm);
  }

  .current-skill-info {
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile */
  .bottom-action-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1) var(--space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2);
    z-index: 50;
    box-shadow: var(--elevation-3);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 44px;
    flex-shrink: 0;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 44px;
    flex-shrink: 0;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 48px;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
  }

  .top-bar {
    padding: 6px var(--space-1);
    min-height: var(--navbar-height);
    flex-wrap: wrap;
  }

  .top-bar-left {
    width: 100%;
    order: 1;
  }

  .top-bar-right {
    width: 100%;
    order: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 4px;
  }

  .logo {
    font-size: var(--font-size-base);
  }

  .stat-chip {
    padding: 4px 6px;
    font-size: var(--font-size-xs);
  }

  .player-info {
    flex-wrap: wrap;
    gap: 4px;
  }

  .btn {
    padding: 6px var(--space-1);
    font-size: var(--font-size-xs);
    min-height: 32px;
    min-width: 44px; /* Touch target */
  }

  .main-container {
    padding: var(--space-1);
    gap: var(--space-1);
  }

  .sidebar {
    padding: var(--space-1);
  }

  .main-content {
    padding: var(--space-1);
  }

  .skill-title {
    font-size: var(--font-size-xl);
  }

  .skill-level-info {
    flex-direction: column;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .xp-bar-container {
    height: 40px;
    padding: 0 var(--space-1);
  }

  .xp-bar-center {
    font-size: var(--font-size-xs);
    padding: 3px 6px;
  }

  .xp-bar-label {
    font-size: 0.65rem;
  }

  .activities-grid {
    gap: var(--space-1);
    grid-template-columns: 1fr;
  }

  .activity-card {
    padding: var(--space-1);
    min-height: auto;
  }

  .activity-image {
    max-width: 80px;
    height: 80px;
  }

  .activity-cta {
    padding: var(--space-1) var(--space-2);
    min-height: 40px; /* Touch target */
    font-size: var(--font-size-sm);
  }

  .toggle-switch {
    width: 48px;
    height: 24px;
  }

  .toggle-switch::after {
    width: 18px;
    height: 18px;
  }

  .toggle-switch.active::after {
    transform: translateX(24px);
  }

  .section-header {
    padding-bottom: var(--space-1);
    margin-bottom: var(--space-1);
  }

  .section-header h2,
  .section-header h3 {
    font-size: var(--font-size-lg);
  }

  .inventory-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: var(--space-1);
  }

  .inventory-item {
    padding: var(--space-1);
  }

  .inventory-item-image {
    width: 48px;
    height: 48px;
  }

  .leaderboard-header {
    font-size: var(--font-size-xs);
    padding: var(--space-1);
  }

  .leaderboard-item {
    padding: var(--space-1);
    font-size: var(--font-size-xs);
  }

  .toast {
    right: var(--space-1);
    left: var(--space-1);
    max-width: none;
    font-size: var(--font-size-sm);
    padding: var(--space-1);
  }

  /* Bottom action bar for mobile skill pages */
  .bottom-action-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-default);
    padding: var(--space-1);
    gap: var(--space-1);
    z-index: 50;
    box-shadow: var(--elevation-3);
    align-items: center;
    justify-content: space-between;
    backdrop-filter: blur(20px);
  }
  
  .bottom-action-bar #mobileAutoToggle {
    width: 40px;
    height: 20px;
  }
  
  .bottom-action-bar #mobileAutoToggle::after {
    width: 16px;
    height: 16px;
  }
  
  .bottom-action-bar #mobileAutoToggle.active::after {
    transform: translateX(20px);
  }

  .bottom-action-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
  }

  .bottom-action-activity {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .bottom-action-xp {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
  }

  .bottom-action-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    min-height: 40px;
    min-width: 80px;
  }

  .bottom-action-toggle-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    white-space: nowrap;
  }

  .bottom-action-stop {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    background: rgba(220, 53, 69, 0.15);
    border: 1px solid rgba(220, 53, 69, 0.5);
    border-radius: var(--radius-md);
    color: #dc3545;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    min-height: 40px;
    min-width: 80px;
    cursor: pointer;
    transition: all var(--transition-base);
  }

  .bottom-action-stop:hover {
    background: rgba(220, 53, 69, 0.25);
    border-color: #dc3545;
  }

  .bottom-action-stop:active {
    transform: scale(0.98);
  }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */

@media (prefers-contrast: high) {
  :root {
    --border-default: #ffffff;
    --text-muted: #cccccc;
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .top-bar,
  .sidebar,
  .btn,
  .toggle-switch {
    display: none;
  }

  .main-content {
    box-shadow: none;
    border: none;
  }
}

/* Skill Card Icons */
.skill-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-1);
}

.skill-card-icon img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

/* ============================================
   Item Notification Popup
   ============================================ */

.item-notification {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-2));
  right: var(--space-2);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-1) var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  box-shadow: var(--elevation-3);
  z-index: 10000;
  animation: slideInRight 0.3s ease;
  min-width: 180px;
}

.item-notification-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.item-notification-icon img {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.item-notification-text {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.item-notification.fade-out {
  animation: slideOutRight 0.3s ease forwards;
}

@keyframes slideInRight {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(400px);
    opacity: 0;
  }
}

/* Stack multiple notifications */
.item-notification:nth-child(n+2) {
  top: calc(var(--navbar-height) + var(--space-2) + 60px);
}

.item-notification:nth-child(n+3) {
  top: calc(var(--navbar-height) + var(--space-2) + 120px);
}

.inventory-equip-btn.equipped:hover {
  background: #22c55e;
}

.inventory-sell-btn {
  margin-top: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: var(--accent-orange);
  color: var(--text-primary);
  border: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.inventory-sell-btn:hover {
  background: #ff9500;
  transform: translateY(-1px);
  box-shadow: var(--elevation-2);
}

@media (max-width: 768px) {
  .item-notification {
    right: var(--space-1);
    left: var(--space-1);
    min-width: auto;
  }
}