/* Hallmark · tokens: Studio · genre: editorial
 * paper band: light (dark variant sotto) · display: Fraunces (serif, opsz 144) · accent: verde foresta */

:root {
  color-scheme: light;

  /* Colori — OKLCH, tema Studio */
  --color-paper: oklch(96.5% 0.005 200);
  --color-paper-2: oklch(93.5% 0.007 200);
  --color-paper-3: oklch(89% 0.010 200);
  --color-rule: oklch(82% 0.008 200);
  --color-rule-2: oklch(68% 0.010 200);
  --color-muted: oklch(48% 0.012 205);
  --color-neutral: oklch(34% 0.016 205);
  --color-ink-2: oklch(22% 0.020 205);
  --color-ink: oklch(13% 0.024 205);
  --color-accent: oklch(46% 0.140 145);
  --color-accent-ink: oklch(96.5% 0.005 200);
  --color-focus: oklch(46% 0.140 145);
  --color-danger: oklch(55% 0.19 25);
  --color-scrim: oklch(13% 0.024 205 / 0.4);

  /* Tipografia */
  --font-display: "Fraunces", ui-serif, Georgia, serif;
  --font-body: "Inter", ui-sans-serif, system-ui, sans-serif;
  --font-label: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --text-display: clamp(3rem, 14vw, 4.6rem);
  --tracking-display: -0.022em;
  --tracking-label: 0.14em;

  /* Spaziatura (scala 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;

  /* Forme e ombre */
  --radius-card: 6px;
  --radius-input: 6px;
  --radius-pill: 4px;
  --shadow-card: 0 1px 2px oklch(20% 0.014 205 / 0.05);
  --shadow-card-hover: 0 4px 16px oklch(20% 0.014 205 / 0.10);
  --shadow-sheet: 0 -8px 40px oklch(13% 0.024 205 / 0.25);

  /* Motion */
  --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;
}

/* Variante scura — Studio di notte: carta fredda scura, inchiostro chiaro,
   verde foresta schiarito per il contrasto */
html.dark {
  color-scheme: dark;

  --color-paper: oklch(16% 0.014 210);
  --color-paper-2: oklch(20% 0.016 210);
  --color-paper-3: oklch(25% 0.018 210);
  --color-rule: oklch(32% 0.016 210);
  --color-rule-2: oklch(45% 0.014 208);
  --color-muted: oklch(66% 0.012 205);
  --color-neutral: oklch(78% 0.010 205);
  --color-ink-2: oklch(88% 0.008 200);
  --color-ink: oklch(94% 0.006 200);
  --color-accent: oklch(72% 0.130 148);
  --color-accent-ink: oklch(16% 0.014 210);
  --color-focus: oklch(72% 0.130 148);
  --color-scrim: oklch(5% 0.02 210 / 0.55);

  --shadow-card: 0 1px 2px oklch(0% 0 0 / 0.4);
  --shadow-card-hover: 0 4px 16px oklch(0% 0 0 / 0.5);
  --shadow-sheet: 0 -8px 40px oklch(0% 0 0 / 0.6);
}