/* Design tokens — "Aria" design system (docs/09 §2, binding).
   SINGLE source of truth: no color/radius/shadow literal may appear outside
   this file. Components never know the theme: the dark theme redefines the
   same custom properties under [data-theme="dark"]. */

/* Light values live on :root AND on [data-theme="light"], so a light-scoped
   subtree (e.g. a styleguide panel) stays light inside a dark page. */
:root,
[data-theme="light"] {
  color-scheme: light;

  /* Surfaces and inks */
  --bg: #f7f8fc;
  --surface: #ffffff;
  --surface-2: #f2f3f9;
  --ink: #171a2e;
  --ink-2: #5a5f7a;
  --ink-3: #9297b3;
  --line: #e6e8f2;

  /* Brand / primary (iris) — reserved for brand, primary actions, selection, AI */
  --iris: #5157e8;
  --iris-ink: #3b41c9;
  --iris-soft: #eeeffe;
  --iris-2: #8a8ff7;
  --iris-ring: #dddefb;

  /* Semantic */
  --success: #0fa47a;
  --success-soft: #e5f7f0;
  --warning: #c77414;
  --warning-soft: #fdf1e0;
  --danger: #d6455d;
  --danger-soft: #fcebee;

  /* Riservata badge — institutional treatment, identical everywhere (docs/09 §5).
     Deliberately theme-stable: a dark filled pill with an amber dot. */
  --res-bg: #171a2e;
  --res-fg: #ffffff;
  --res-dot: #ffc53d;
  --res-ring: transparent;

  /* Special surfaces */
  --ai-grad-a: #1b1e3b;
  --ai-grad-b: #33389b;
  --doc-word: #4b62e0;
  --on-accent: #ffffff;

  /* Geometry */
  --r-lg: 18px;
  --r-md: 12px;
  --r-sm: 8px;
  --shadow: 0 1px 2px rgba(23, 26, 46, 0.05), 0 8px 24px -12px rgba(23, 26, 46, 0.12);
  --fab-shadow: 0 10px 30px -8px rgba(81, 87, 232, 0.55);
  --backdrop: rgba(23, 26, 46, 0.45);

  /* Typography */
  --font-display: "Bricolage Grotesque", sans-serif;
  --font-body: "Figtree", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", monospace;

  /* Motion */
  --transition: 150ms ease;

  /* Generative avatar (ADR-026): the HUE comes from the user id at render
     time; saturation/lightness stay tokens so both themes keep contrast. */
  --avatar-sat: 55%;
  --avatar-l: 42%;
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg: #0f1120;
  --surface: #171a2e;
  --surface-2: #1f2340;
  --ink: #edeef8;
  --ink-2: #a9adcb;
  --ink-3: #7c81a6;
  --line: #282c4a;

  --iris: #7b80f2;
  --iris-ink: #b0b4fa;
  --iris-soft: #252a55;
  --iris-2: #8a8ff7;
  --iris-ring: #3a4079;

  --success: #33c695;
  --success-soft: #0f2c22;
  --warning: #e9a24c;
  --warning-soft: #33240e;
  --danger: #ee7a90;
  --danger-soft: #371320;

  --res-bg: #0b0d1c;
  --res-fg: #ffffff;
  --res-dot: #ffc53d;
  --res-ring: #3a4079;

  --ai-grad-a: #232752;
  --ai-grad-b: #3f45b0;
  --doc-word: #6d82f0;
  --on-accent: #ffffff;

  --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 8px 24px -12px rgba(0, 0, 0, 0.5);
  --fab-shadow: 0 10px 30px -8px rgba(0, 0, 0, 0.6);
  --backdrop: rgba(4, 5, 14, 0.62);

  --avatar-sat: 45%;
  --avatar-l: 58%;
}