/* Hallmark · component: design-tokens (tokens.css) · genre: playful · theme: tuned custom (dark-first warm-coral)
 * states: n/a (token layer) · contrast: pass (AA, warm-on-warm)
 */
:root {
  color-scheme: dark;

  /* Color — OKLCH only, warm anchor hue 60, party accent coral 25 (PRD-02 §5.1) */
  --color-paper: oklch(15% 0.012 60);
  --color-paper-2: oklch(19% 0.014 60);
  --color-rule: oklch(28% 0.01 60);
  --color-neutral: oklch(58% 0.01 60);
  --color-muted: oklch(72% 0.008 60);
  --color-ink: oklch(94% 0.01 60);
  --color-accent: oklch(72% 0.16 25);
  --color-focus: oklch(70% 0.16 60);
  --color-success: oklch(78% 0.13 110);
  --color-danger: oklch(64% 0.16 30);

  /* Chat overlay opacity (PRD-02 §5.1 / PRD-08) — video stays dominant */
  --chat-opacity-low: 0.22;
  --chat-opacity-high: 0.95;

  /* --- Typography — 2+1 ceiling (Bricolage Grotesque + Geist + Space Mono) --- */
  --font-display: "Bricolage Grotesque", "Avenir Next", sans-serif;
  --font-body: "Geist", "Avenir Next", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "Space Mono", ui-monospace, "SFMono-Regular", monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: 1.25rem;
  --text-xl: 1.5625rem;
  --text-2xl: 1.953125rem;
  --text-3xl: 2.44140625rem;
  --text-display: clamp(2.75rem, 5vw + 1rem, 5.25rem);

  /* --- Spacing (4-pt base, role-named, PRD-02 §5.3) --- */
  --space-3xs: 2px;
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 144px;

  /* --- Depth & z (PRD-02 §5.4) --- */
  --shadow-whisper: 0 1px 2px oklch(0% 0 0 / 0.35);
  --shadow-hairline: 0 0 0 1px var(--color-rule);
  --shadow-modal: 0 12px 40px oklch(from var(--color-paper) l c h / 0.6);
  --z-raised: 10;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 400;
  --z-toast: 500;
  --z-tooltip: 600;

  /* --- Motion (PRD-02 §5.5) --- */
  --dur-fast: 120ms;
  --dur-base: 160ms;
  --dur-slow: 200ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

[data-theme="light"] {
  color-scheme: light;
  --color-paper: oklch(97% 0.012 60);
  --color-paper-2: oklch(94% 0.014 60);
  --color-rule: oklch(82% 0.01 60);
  --color-neutral: oklch(45% 0.012 60);
  --color-muted: oklch(32% 0.012 60);
  --color-ink: oklch(15% 0.016 60);
  --color-accent: oklch(52% 0.17 25);
  --color-focus: oklch(50% 0.16 60);
  --chat-opacity-low: 0.18;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    color-scheme: light;
    --color-paper: oklch(97% 0.012 60);
    --color-paper-2: oklch(94% 0.014 60);
    --color-rule: oklch(82% 0.01 60);
    --color-neutral: oklch(45% 0.012 60);
    --color-muted: oklch(32% 0.012 60);
    --color-ink: oklch(15% 0.016 60);
    --color-accent: oklch(52% 0.17 25);
    --color-focus: oklch(50% 0.16 60);
    --chat-opacity-low: 0.18;
  }
}