:root {
  color-scheme: dark;
  --space-3xs: 2px; --space-2xs: 4px; --space-xs: 8px; --space-sm: 12px; --space-md: 16px; --space-lg: 24px; --space-xl: 40px; --space-2xl: 64px; --space-3xl: 96px; --space-4xl: 144px;
  --text-xs: 0.8125rem; --text-sm: 0.875rem; --text-md: 1rem; --text-lg: 1.25rem; --text-xl: 1.5625rem; --text-2xl: 1.953rem; --text-3xl: 2.441rem;
  --text-display-s: clamp(2.25rem, 4vw + 0.5rem, 3.75rem); --text-display: clamp(2.75rem, 5vw + 1rem, 5.25rem);
  --text-section: clamp(2rem, 2.5vw + 1rem, 3.5rem); --text-title: clamp(1.25rem, 0.75vw + 0.875rem, 1.625rem); --text-lead: clamp(1.125rem, 0.35vw + 1rem, 1.375rem);
  --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;
  --color-error: oklch(72% 0.15 27); --color-success: oklch(76% 0.13 150);
  --container: 1440px; --gutter: 64px; --gap-columns: 32px; --section-gap-s: 120px; --section-gap: 144px; --section-gap-l: 176px;
  --z-base: 1; --z-raised: 10; --z-dropdown: 100; --z-sticky: 200; --z-sticky-nav: 300; --z-modal: 400; --z-toast: 500; --z-tooltip: 600;
  --color-paper: oklch(12.5% 0.027 290); --color-paper-2: oklch(16% 0.03 290); --color-paper-3: oklch(20% 0.032 290);
  --color-ink: oklch(96% 0.01 300); --color-ink-2: oklch(85% 0.017 298); --color-muted: oklch(69% 0.026 295);
  --color-rule: oklch(27% 0.034 290); --color-rule-2: oklch(36% 0.04 292); --rule-blueprint: oklch(96% 0.01 300 / 0.05);
  --color-accent: oklch(80% 0.15 62); --color-accent-2: oklch(72% 0.15 12); --color-accent-ink: oklch(14% 0.028 290);
  --color-live: oklch(80% 0.13 155); --color-focus: oklch(80% 0.15 62);
  --font-display: "Instrument Serif", "Noto Serif Devanagari", ui-serif, Georgia, serif; --font-body: "Geist", "Noto Sans Devanagari", ui-sans-serif, system-ui, sans-serif;
  --font-outlier: "Geist Mono", ui-monospace, monospace;
  --radius-card: 10px; --radius-pill: 999px; --rule-hair: 1px;
  --shadow-card: 0 28px 64px -30px oklch(4% 0.02 290 / 0.8);
  --tracking-display: -0.015em; --display-weight: 400;
}

/* Night is this variation's own mode; the toggle takes it to Lumen's day drop. */
body:not(.dark-mode) {
  color-scheme: light;
  --color-paper: oklch(97% 0.008 290); --color-paper-2: oklch(94% 0.01 290); --color-paper-3: oklch(90% 0.012 290);
  --color-ink: oklch(18% 0.02 290); --color-ink-2: oklch(30% 0.02 290); --color-muted: oklch(45% 0.025 290);
  --color-rule: oklch(86% 0.012 290); --color-rule-2: oklch(76% 0.015 290);
  --color-accent: oklch(46% 0.24 268); --color-accent-2: oklch(56% 0.16 18); --color-accent-ink: oklch(97% 0.008 290); --color-focus: oklch(46% 0.24 268);
}

/* Type over a photograph holds the night's values in both modes. */
:root { --color-scrim: oklch(12.5% 0.027 290); --color-scrim-2: oklch(12.5% 0.027 290 / 0.82); --color-on-photo: oklch(96% 0.01 300); --color-on-photo-2: oklch(85% 0.017 298); }