/* Design Tokens */
:root {
  /* Colors */
  --color-bg-primary: #0f0f0f;
  --color-bg-secondary: #1a1a1a;
  --color-bg-card: #222222;
  --color-bg-card-hover: #2a2a2a;
  --color-text-primary: #f0f0f0;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;
  --color-accent: #4a9eff;
  --color-accent-hover: #6db3ff;
  --color-accent-warm: #ff8c42;
  --color-accent-warm-hover: #ffa366;
  --color-border: #333333;
  --color-border-dashed: #444444;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Type scale (1.25 ratio) */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-md: 1.125rem;
  --text-lg: 1.25rem;
  --text-xl: 1.563rem;
  --text-2xl: 1.953rem;
  --text-3xl: 2.441rem;
  --text-4xl: 3.052rem;

  /* Font weights */
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Spacing (4px base) */
  --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;

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

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Shadows */
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 4px 16px rgba(0, 0, 0, 0.4);

  /* Layout */
  --container-max: 1200px;
  --nav-height: 64px;
}

/* Base styles */
body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
}