:root {
  --color-paper: oklch(92% 0.025 84);
  --color-paper-soft: oklch(96% 0.018 84);
  --color-paper-deep: oklch(84% 0.032 80);
  --color-ink: oklch(18% 0.025 167);
  --color-ink-soft: oklch(31% 0.035 167);
  --color-ink-muted: oklch(48% 0.025 167);
  --color-rule: oklch(27% 0.028 167 / 0.22);
  --color-lime: oklch(90% 0.22 123);
  --color-lime-soft: oklch(90% 0.22 123 / 0.2);
  --color-orange: oklch(68% 0.2 37);
  --color-orange-soft: oklch(76% 0.14 42);
  --color-accent-ink: var(--color-ink);
  --color-screen: oklch(19% 0.035 157);
  --color-focus: oklch(68% 0.2 37);
  --color-shadow: oklch(13% 0.026 167 / 0.18);
  --color-shadow-heavy: oklch(13% 0.026 167 / 0.32);
  --color-scene-night: oklch(13% 0.025 167);
  --color-scene-ink: oklch(22% 0.045 183);
  --color-scene-cobalt: oklch(50% 0.23 258);
  --color-scene-lime: var(--color-lime);
  --color-scene-orange: var(--color-orange);
  --color-scene-glow: oklch(96% 0.035 90 / 0.72);

  --font-display: "Noto Serif SC", "Songti SC", "STSong", "Times New Roman", serif;
  --font-body: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-label: "Cascadia Mono", "Microsoft YaHei", monospace;

  --space-3xs: .25rem;
  --space-2xs: .5rem;
  --space-xs: .75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 7rem;

  --text-xs: .75rem;
  --text-sm: .875rem;
  --text-md: 1.125rem;
  --text-lg: 1.375rem;
  --text-xl: 1.75rem;
  --text-2xl: 2.25rem;
  --text-display: clamp(3.5rem, 7vw, 7.4rem);

  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-in: cubic-bezier(.7,0,.84,0);
  --ease-in-out: cubic-bezier(.65,0,.35,1);
  --dur-short: 180ms;
  --dur-medium: 420ms;
  --dur-page: 1550ms;
  --dur-profile-switch: 900ms;
  --dur-profile-settle: 360ms;
  --dur-scene-enter: 960ms;
  --dur-scene-shift: 1200ms;
  --radius-small: 3px;
  --radius-soft: 18px;
  --radius-pill: 999px;
}