:root {
  color-scheme: light dark;

  --color-bg: #ffffff;
  --color-surface: #f7f9f9;
  --color-surface-hover: #eff3f4;
  --color-input-bg: #ffffff;

  --color-text: #0f1419;
  --color-text-secondary: #536471;
  --color-text-tertiary: #657786;

  --color-border: #eff3f4;
  --color-disabled: #8b8e90;
  --page-gutter: clamp(1rem, 6.5vw, 7.75rem);
  --results-start: calc(var(--page-gutter) + 9.75rem);
  --color-icon-surface: #ffffff;
  --color-border-strong: #536471;

  --color-accent: #0f7bc2;
  --color-accent-hover: #0b69a6;
  --color-accent-text: #0b67a3;
  --color-accent-text-hover: #075681;
  --color-accent-contrast: #ffffff;
  --color-ad: #1a7f37;
  --color-ad-contrast: #ffffff;

  --color-focus: #1d70b7;

  --color-success: #1a7a45;
  --color-warning: #52525b;
  --color-danger: #b3261e;
  --color-avatar-text: #ffffff;
  --color-avatar-a: #0b67a3;
  --color-avatar-b: #1a7a45;
  --color-avatar-c: #8a4b0f;
  --color-avatar-d: #7a3b8f;
  --color-avatar-e: #a1304a;
  --color-avatar-f: #2f6f73;
  --color-avatar-g: #5a5f1b;
  --color-avatar-h: #44546a;

  --color-overlay: rgba(18, 21, 28, 0.4);
  --color-shadow-ambient: rgba(18, 21, 28, 0.06);
  --color-shadow-key: rgba(18, 21, 28, 0.1);
  --color-shadow-inset: rgba(0, 0, 0, 0.02);

  --search-bg: var(--color-bg);
  --search-surface: var(--color-surface);
  --search-surface-hover: var(--color-surface-hover);
  --search-text-primary: var(--color-text);
  --search-text-secondary: var(--color-text-secondary);
  --search-text-tertiary: var(--color-text-tertiary);
  --search-border: var(--color-border);
  --search-border-strong: var(--color-border-strong);
  --search-accent: var(--color-accent);
  --search-accent-hover: var(--color-accent-hover);
  --search-accent-text: var(--color-accent-text);
  --search-focus: var(--color-focus);
  --search-button-text: var(--color-accent-contrast);
  --search-input-bg: var(--color-input-bg);
  --search-input-border: var(--color-border-strong);
  --search-overlay-bg: var(--color-overlay);
  --search-shadow: 0 1px 2px var(--color-shadow-ambient), 0 2px 8px var(--color-shadow-key);

  --border-hairline: 1px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-control: 9999px;
  --radius-field: 9999px;
  --radius-dialog: 16px;
  --radius-pill: 9999px;
  --focus-ring-width: 2px;

  --target-min: 44px;
  --control-height: 48px;
  --field-height: 56px;

  --font-sans: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --text-caption: 1rem;
  --text-metadata: 1rem;
  --text-body: 1rem;
  --text-result-title: 1.1875rem;
  --text-subhead: 1.25rem;
  --text-heading: 1.75rem;
  --text-title: clamp(3rem, 7vw, 5.25rem);
  --weight-regular: 400;
  --weight-title: 500;
  --weight-brand: 700;
  --weight-strong: 700;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2.5rem;
  --space-7: 3rem;

  --measure-result: 42rem;
  --measure-page: 72rem;
  --measure-field: 42rem;

  --duration-fast: 120ms;
  --easing-standard: cubic-bezier(0.2, 0, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-avatar-text: #ffffff;
    --color-avatar-a: #0b67a3;
    --color-avatar-b: #1a7a45;
    --color-avatar-c: #8a4b0f;
    --color-avatar-d: #7a3b8f;
    --color-avatar-e: #a1304a;
    --color-avatar-f: #2f6f73;
    --color-avatar-g: #5a5f1b;
    --color-avatar-h: #44546a;
    --color-bg: #000000;
    --color-surface: #16181c;
    --color-surface-hover: #202327;
    --color-input-bg: #16181c;

    --color-text: #e7e9ea;
    --color-text-secondary: #a0a4a8;
    --color-text-tertiary: #71767b;

    --color-border: #2f3336;
    --color-disabled: #5d5f60;
    --color-border-strong: #536471;

    --color-accent: #1d9bf0;
    --color-accent-hover: #1a8cd8;
    --color-accent-text: #1d9bf0;
    --color-accent-text-hover: #8ecdf8;
    --color-accent-contrast: #ffffff;

    --color-focus: #8ecdf8;

    --color-success: #5fd394;
    --color-warning: #a3a3ab;
    --color-danger: #ff8a80;

    --color-overlay: rgba(0, 0, 0, 0.5);
    --color-shadow-ambient: rgba(0, 0, 0, 0.3);
    --color-shadow-key: rgba(0, 0, 0, 0.4);
    --color-shadow-inset: rgba(255, 255, 255, 0.03);
  }
}

@media (prefers-reduced-motion: reduce) {
  :root {
    --duration-fast: 0ms;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}