/* Hallmark · genre: editorial · macrostructure: Split Studio · theme: Studio · enrichment: none (text-led categorized work)
 * nav: N9 Edge-aligned · footer: Ft6 Letter close · anchor hue: 150 (forest green)
 * knobs: H2 ratio=7/5 right=proof-column divider=negative-space · F3 cols=2 rules=every-row · C1 shape=rectangular adornment=arrow
 * pre-emit critique: P4 H5 E4 S5 R5 V4
 */
:root {
  /* ---- color · Studio (light paper · green anchor, hue 150) ---- */
  --color-paper:    oklch(97% 0.008 145);
  --color-paper-2:  oklch(94% 0.012 145);
  --color-rule:     oklch(86% 0.014 145);
  --color-neutral:  oklch(45% 0.020 148);
  --color-muted:    oklch(38% 0.018 148);
  --color-ink:      oklch(21% 0.022 152);
  --color-accent:   oklch(45% 0.135 152);
  --color-focus:    oklch(48% 0.150 152);
  --color-live:     oklch(60% 0.150 148);

  /* ---- type ---- */
  --font-display: "Fraunces", ui-serif, Georgia, serif;
  --font-body:    "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;

  --text-sm:   0.8125rem;
  --text-base: 1rem;
  --text-md:   1.25rem;
  --text-lg:   1.5625rem;
  --text-xl:   1.953rem;
  --text-2xl:  2.441rem;
  --text-display:   clamp(2.5rem, 4.4vw + 1rem, 4.6rem);
  --text-display-s: clamp(1.9rem, 2.6vw + 1rem, 3rem);

  /* ---- space · 4pt ---- */
  --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;

  --page-gutter: clamp(1rem, 4vw, 2rem);
  --page-max: 68rem;

  /* ---- motion ---- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:  cubic-bezier(0.7, 0, 0.84, 0);
  --dur-micro: 120ms;
  --dur-short: 220ms;
  --dur-long:  420ms;

  /* ---- misc ---- */
  --rule-hairline: 1px solid var(--color-rule);
  --radius-sm: 2px;
  --z-base: 1;
  --z-raised: 10;
  --z-sticky: 200;
}