:root {
  --color-bg: oklch(7% 0.005 160);
  --color-bg-deep: oklch(4% 0.002 160);
  --color-surface: oklch(14% 0.012 160);
  --color-surface-elev: oklch(20% 0.018 160);
  --color-surface-glass: oklch(14% 0.012 160 / 0.7);
  --color-border: oklch(30% 0.025 160);
  --color-border-soft: oklch(22% 0.015 160);
  --color-text: oklch(98% 0.01 160);
  --color-text-muted: oklch(72% 0.02 160);
  --color-text-faint: oklch(50% 0.015 160);

  --color-accent: oklch(82% 0.22 158);
  --color-accent-hover: oklch(88% 0.22 158);
  --color-accent-soft: oklch(82% 0.22 158 / 0.14);
  --color-secondary: oklch(72% 0.18 240);
  --color-secondary-soft: oklch(72% 0.18 240 / 0.14);
  --color-coin: oklch(88% 0.20 110);
  --color-coin-soft: oklch(88% 0.20 110 / 0.14);
  --color-success: oklch(72% 0.16 150);
  --color-success-soft: oklch(72% 0.16 150 / 0.14);
  --color-warn: oklch(76% 0.18 70);
  --color-warn-soft: oklch(76% 0.18 70 / 0.14);
  --color-danger: oklch(64% 0.22 25);
  --color-danger-soft: oklch(64% 0.22 25 / 0.14);

  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;

  --text-display: clamp(3rem, 1.2rem + 7vw, 7rem);
  --text-h1: clamp(2rem, 1rem + 3vw, 3.5rem);
  --text-h2: clamp(1.5rem, 0.9rem + 1.6vw, 2.25rem);
  --text-h3: clamp(1.2rem, 0.95rem + 0.7vw, 1.5rem);
  --text-base: clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  --text-sm: 0.875rem;
  --text-xs: 0.75rem;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-8: 48px;
  --space-10: 64px;
  --space-12: 96px;
  --space-section: clamp(2rem, 1.5rem + 2vw, 4rem);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.4);
  --shadow-md: 0 4px 12px rgb(0 0 0 / 0.4), 0 1px 2px rgb(0 0 0 / 0.5);
  --shadow-lg: 0 16px 40px rgb(0 0 0 / 0.5), 0 4px 8px rgb(0 0 0 / 0.4);
  --shadow-glow: 0 0 32px oklch(82% 0.22 158 / 0.35);

  --duration-fast: 140ms;
  --duration-normal: 260ms;
  --duration-slow: 480ms;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --container-max: 1400px;
  --container-narrow: 960px;
  --container-tight: 720px;
}