/* Hallmark · macrostructure: Index-First · tone: technical · anchor hue: cobalt */
/* Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V4 */
:root {
  color-scheme: light;

  --color-paper: oklch(98.5% 0.004 250);
  --color-paper-alt: oklch(96.5% 0.008 252);
  --color-paper-strong: oklch(93% 0.012 252);
  --color-ink: oklch(24% 0.02 258);
  --color-ink-soft: oklch(36% 0.018 257);
  --color-muted: oklch(51% 0.014 254);
  --color-rule: oklch(87% 0.01 252);
  --color-rule-strong: oklch(74% 0.018 254);
  --color-accent: oklch(58% 0.2 256);
  --color-accent-hover: oklch(49% 0.2 256);
  --color-accent-ink: oklch(98.5% 0.004 250);
  --color-focus: oklch(55% 0.21 256);
  --color-graphite: oklch(22% 0.016 260);
  --color-graphite-raised: oklch(27% 0.018 260);
  --color-on-dark: oklch(94% 0.008 250);
  --color-on-dark-muted: oklch(73% 0.012 252);
  --color-on-dark-rule: oklch(38% 0.02 258);

  --font-display: "Trebuchet MS", "Segoe UI Variable Display", "Microsoft YaHei UI", sans-serif;
  --font-body: "Segoe UI Variable Text", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  --font-mono: "Cascadia Code", "SFMono-Regular", "Microsoft YaHei UI", monospace;

  --space-3xs: 0.125rem;
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 9rem;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-md: 1.25rem;
  --text-lg: 1.5625rem;
  --text-xl: 1.9531rem;
  --text-2xl: 2.4414rem;
  --text-3xl: 3.0518rem;
  --text-display: clamp(2.5rem, 5vw + 0.5rem, 4.5rem);

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-micro: 120ms;
  --dur-short: 180ms;
  --dur-long: 420ms;

  --rule-thin: 1px;
  --rule-strong: 2px;
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
}