/*
 * Windrose Strats — Brand Design Tokens
 * Game guide website color system based on Windrose (风启之旅) visual language
 * Dark theme: deep ocean navy + golden amber + weathered wood
 */

:root {
  /* === Brand Primary Scale (Ocean Navy) === */
  --cd-crimson: #1A3A5C;
  --cd-crimson-light: #2B5A8C;
  --cd-crimson-dark: #0F2840;
  --cd-crimson-muted: rgba(26, 58, 92, 0.20);

  /* === Accent Scale (Golden Amber / Treasure Gold) === */
  --cd-gold: #D4A03C;
  --cd-gold-light: #E8B84A;
  --cd-gold-dark: #B8842A;
  --cd-gold-muted: rgba(212, 160, 60, 0.15);

  /* === Secondary Accent (Weathered Wood / Mahogany) === */
  --cd-wood: #8B5E3C;
  --cd-wood-light: #A67B52;
  --cd-wood-muted: rgba(139, 94, 60, 0.15);

  /* === Neutral Scale (Deep Ocean / Dark Blue-Gray) === */
  --cd-bg: #0A0E14;
  --cd-bg-elevated: #101820;
  --cd-surface: #162030;
  --cd-surface-2: #1C2A3E;
  --cd-surface-hover: #243650;

  /* === Text Scale === */
  --cd-ink: #E8DCC8;
  --cd-ink-secondary: #A89878;
  --cd-ink-tertiary: #6E5E48;
  --cd-ink-muted: #4A3E30;

  /* === Divider / Border === */
  --cd-line: rgba(232, 220, 200, 0.06);
  --cd-border: rgba(232, 220, 200, 0.10);

  /* === State Colors (semantic only) === */
  --cd-state-success: #3D8B4F;
  --cd-state-warning: #D4A03C;
  --cd-state-error: #C43C3C;
  --cd-state-info: #4A7FB5;

  /* === Shadows === */
  --cd-shadow-card: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  --cd-shadow-float: 0 8px 24px -6px rgba(0, 10, 20, 0.6);
  --cd-shadow-overlay: 0 24px 60px -16px rgba(0, 10, 20, 0.8);

  /* === Radius Scale === */
  --cd-radius-sm: 4px;
  --cd-radius-md: 8px;
  --cd-radius-lg: 12px;
  --cd-radius-full: 9999px;

  /* === Spacing (8pt grid) === */
  --cd-space-1: 4px;
  --cd-space-2: 8px;
  --cd-space-3: 12px;
  --cd-space-4: 16px;
  --cd-space-5: 24px;
  --cd-space-6: 32px;
  --cd-space-7: 48px;
  --cd-space-8: 80px;
  --cd-space-9: 120px;

  /* === Typography === */
  --cd-font-display: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --cd-font-body: 'Inter', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  --cd-font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* === Semantic Aliases === */
  --cd-background: var(--cd-bg);
  --cd-foreground: var(--cd-ink);
  --cd-card: var(--cd-surface);
  --cd-card-foreground: var(--cd-ink);
  --cd-popover: var(--cd-surface-2);
  --cd-popover-foreground: var(--cd-ink);
  --cd-primary: var(--cd-crimson);
  --cd-primary-foreground: #E8DCC8;
  --cd-muted: var(--cd-surface);
  --cd-muted-foreground: var(--cd-ink-tertiary);
  --cd-border: var(--cd-border);
  --cd-input: var(--cd-border);
  --cd-ring: var(--cd-crimson);

  /* === Tailwind @theme inline mapping === */
  --color-background: var(--cd-bg);
  --color-foreground: var(--cd-ink);
  --color-card: var(--cd-surface);
  --color-card-foreground: var(--cd-ink);
  --color-popover: var(--cd-surface-2);
  --color-popover-foreground: var(--cd-ink);
  --color-primary: var(--cd-crimson);
  --color-primary-foreground: #E8DCC8;
  --color-muted: var(--cd-surface);
  --color-muted-foreground: var(--cd-ink-tertiary);
  --color-border: var(--cd-border);
  --color-input: var(--cd-border);
  --color-ring: var(--cd-crimson);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  --color-success: var(--cd-state-success);
  --color-warning: var(--cd-state-warning);
  --color-error: var(--cd-state-error);
  --color-info: var(--cd-state-info);
}

/* === Display Typography === */
.cd-display {
  font-family: var(--cd-font-display);
  font-size: clamp(36px, 5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--cd-ink);
  text-wrap: balance;
}

.cd-h1 {
  font-family: var(--cd-font-display);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--cd-ink);
  text-wrap: balance;
}

.cd-h2 {
  font-family: var(--cd-font-display);
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--cd-ink);
}

.cd-h3 {
  font-family: var(--cd-font-body);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--cd-ink);
}

.cd-body-lg {
  font-family: var(--cd-font-body);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--cd-ink-secondary);
}

.cd-body {
  font-family: var(--cd-font-body);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.7;
  color: var(--cd-ink-secondary);
}

.cd-caption {
  font-family: var(--cd-font-body);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.005em;
  color: var(--cd-ink-tertiary);
}

.cd-mono {
  font-family: var(--cd-font-mono);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.5;
}

/* === Buttons === */
.cd-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--cd-gold);
  color: #1A1208;
  border-radius: var(--cd-radius-md);
  font-family: var(--cd-font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  transition: background-color 160ms cubic-bezier(.2,.8,.2,1), transform 120ms cubic-bezier(.2,.8,.2,1);
  cursor: pointer;
  border: none;
}

.cd-btn-primary:hover {
  background: var(--cd-gold-light);
  transform: translateY(-1px);
}

.cd-btn-primary:active {
  transform: translateY(0);
  background: var(--cd-gold-dark);
}

.cd-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: transparent;
  color: var(--cd-ink);
  border: 1px solid var(--cd-border);
  border-radius: var(--cd-radius-md);
  font-family: var(--cd-font-body);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.2;
  transition: background-color 160ms cubic-bezier(.2,.8,.2,1), border-color 160ms cubic-bezier(.2,.8,.2,1);
  cursor: pointer;
}

.cd-btn-secondary:hover {
  background: var(--cd-surface-hover);
  border-color: var(--cd-ink-tertiary);
}

/* === Tags === */
.cd-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  background: var(--cd-crimson-muted);
  color: var(--cd-crimson-light);
  border-radius: var(--cd-radius-full);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
}

.cd-tag-gold {
  background: var(--cd-gold-muted);
  color: var(--cd-gold-light);
}

/* === Card === */
.cd-card {
  background: var(--cd-surface);
  border: 1px solid var(--cd-border);
  border-radius: var(--cd-radius-lg);
  overflow: hidden;
  transition: transform 200ms cubic-bezier(.2,.8,.2,1), border-color 200ms cubic-bezier(.2,.8,.2,1);
}

.cd-card:hover {
  transform: translateY(-2px);
  border-color: rgba(232, 220, 200, 0.16);
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}