/* Hallmark tokens · theme: Cobalt · genre: modern-minimal · anchor hue: cobalt (~256) */
:root {
  /* Cobalt palette — OKLCH only, cool anchor hue ~250–258 */
  --color-paper:       oklch(98.5% 0.004 250);
  --color-paper-2:     oklch(96.5% 0.007 250);
  --color-rule:        oklch(89% 0.010 252);
  --color-rule-strong: oklch(80% 0.014 252);
  --color-ink:         oklch(24% 0.020 258);
  --color-ink-2:       oklch(34% 0.018 257);
  --color-neutral:     oklch(48% 0.018 256);
  --color-accent:      oklch(58% 0.200 256);
  --color-accent-deep: oklch(50% 0.190 256);
  --color-accent-ink:  oklch(98.5% 0.004 250);
  --color-graphite:    oklch(22% 0.016 260);
  --color-graphite-2:  oklch(26% 0.018 260);
  --color-graphite-rule: oklch(34% 0.020 260);
  --color-code-ink:    oklch(88% 0.010 252);
  --color-code-muted:  oklch(72% 0.018 254);
  --color-code-accent: oklch(74% 0.130 256);
  --color-code-str:    oklch(94% 0.006 250);
  --color-focus:       oklch(58% 0.200 256);
  --color-focus-dark:  oklch(74% 0.130 256);
  --color-shadow:      oklch(24% 0.020 258 / 0.05);

  --font-display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --font-body:    "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  /* 4pt spacing scale */
  --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;

  /* type scale 1.25 */
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-md:   1.25rem;
  --text-lg:   1.5625rem;
  --text-xl:   1.9531rem;
  --text-2xl:  2.4414rem;
  --text-display: clamp(2.4rem, 4vw + 0.9rem, 3.9rem);

  --radius-ctrl: 6px;
  --radius-code: 10px;

  --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: 220ms;
  --dur-long:  420ms;

  --z-base: 1;
  --z-sticky: 200;

  --page-max: 72rem;
  --page-gutter: clamp(1rem, 4vw, 2.5rem);
}