/* css/tokens.css — Design Tokens for sk-seo.ru */
:root {
  /* Colors — Background */
  --bg-primary: #050508;
  --bg-surface: #0e0e12;
  --bg-elevated: #16161d;

  /* Colors — Accent */
  --accent-green: #2dd4a8;
  --accent-green-dim: #1a8a6e;
  --accent-green-glow: rgba(45, 212, 168, 0.15);
  --accent-terra: #c27856;
  --accent-terra-dim: #8a5a3e;
  --accent-terra-glow: rgba(194, 120, 86, 0.15);

  /* Colors — Text */
  --text-primary: #f0ede8;
  --text-secondary: #9a9aab;
  --text-muted: #7e7e8e;

  /* Colors — Borders */
  --border: #1e1e28;
  --border-accent: #2a2a36;

  /* Typography — Families */
  --font-display: 'Unbounded', system-ui, sans-serif;
  --font-body: 'Onest', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Typography — Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: clamp(1rem, 1.1vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1.3vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.8vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 2.5vw, 2rem);
  --text-3xl: clamp(2rem, 3.5vw, 2.75rem);
  --text-4xl: clamp(2.5rem, 5vw, 4rem);

  /* Typography — Line Heights */
  --leading-tight: 1.2;
  --leading-normal: 1.6;
  --leading-relaxed: 1.8;

  /* Typography — Weights */
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 10rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --container-wide: 1400px;
  --gutter: clamp(1rem, 3vw, 2rem);

  /* Borders & Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 400ms;

  /* Z-index */
  --z-base: 1;
  --z-dropdown: 10;
  --z-sticky: 50;
  --z-overlay: 100;
  --z-modal: 200;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow-green: 0 0 20px var(--accent-green-glow);
  --shadow-glow-terra: 0 0 20px var(--accent-terra-glow);
}