/* ==========================================================================
   TOKENS.CSS — Design Tokens, Reset, Font Imports
   Primordial Stone — Cave-Themed Stone Craftsmanship
   ========================================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Colors */
  --void: #0a0908;
  --cave: #141210;
  --bedrock: #1e1b18;
  --slate: #2a2622;
  --sediment: #3d3730;
  --weathered: #5c534a;
  --limestone: #8a7e72;
  --sandstone: #b5a898;
  --chalk: #d9cfc3;
  --bone: #ede6dc;
  --ember: #c4692a;
  --amber: #d4943a;
  --flame: #e8b04a;
  --glow: rgba(196, 105, 42, 0.15);
  --glow-strong: rgba(196, 105, 42, 0.3);
  --fire-gradient: linear-gradient(135deg, #c4692a, #e8b04a);

  /* Typography */
  --font-heading: 'Cinzel', 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4.5rem;

  --leading-tight: 1.2;
  --leading-normal: 1.6;
  --leading-relaxed: 1.8;

  --tracking-tight: -0.01em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --tracking-widest: 0.15em;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Shadows — deep, layered for cave depth */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5), 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6), 0 8px 24px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-glow: 0 0 40px rgba(196, 105, 42, 0.15), 0 0 80px rgba(196, 105, 42, 0.08);
  --shadow-glow-strong: 0 0 30px rgba(196, 105, 42, 0.25), 0 0 60px rgba(196, 105, 42, 0.15), 0 0 120px rgba(196, 105, 42, 0.08);
  --shadow-inset: inset 0 2px 8px rgba(0, 0, 0, 0.5), inset 0 -1px 2px rgba(255, 255, 255, 0.03);
  --shadow-carved: inset 0 2px 4px rgba(0, 0, 0, 0.6), inset 0 -1px 2px rgba(237, 230, 220, 0.08);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 600ms ease;
  --transition-glacial: 1000ms ease;
}

/* ==========================================================================
   CSS Reset
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--sandstone);
  background-color: var(--void);
  overflow-x: hidden;
  min-height: 100vh;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

ul,
ol {
  list-style: none;
}

/* ==========================================================================
   Scrollbar Styling
   ========================================================================== */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--void);
}

::-webkit-scrollbar-thumb {
  background: var(--sediment);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--weathered);
}

/* ==========================================================================
   Selection
   ========================================================================== */

::selection {
  background: rgba(196, 105, 42, 0.3);
  color: var(--bone);
}