:root {
  color-scheme: light;

  /* Brand palette sampled from the friendly technician mascot. */
  --color-primary: #0b3155;
  --color-primary-hover: #082844;
  --color-primary-soft: #eaf1f7;
  --color-secondary: #0b908c;
  --color-secondary-hover: #08746f;
  --color-secondary-soft: #e7f7f4;
  --color-accent: #f28c38;
  --color-accent-hover: #d96e20;
  --color-accent-soft: #fff1e5;

  --color-neutral-0: #ffffff;
  --color-neutral-50: #f7fafc;
  --color-neutral-100: #eff3f6;
  --color-neutral-200: #dce4e9;
  --color-neutral-400: #84939e;
  --color-neutral-600: #52616b;
  --color-neutral-800: #24333d;
  --color-neutral-900: #102433;

  --color-success: #198754;
  --color-success-soft: #e8f6ee;
  --color-warning: #b96412;
  --color-warning-soft: #fff3e2;
  --color-error: #b73737;
  --color-error-soft: #fdecec;
  --color-focus-ring: #a7ddd9;
  --color-header-surface: #fffffff2;
  --color-scrim: #10243324;
  --color-shadow-soft: #10243314;
  --color-shadow-strong: #10243324;

  --font-family-body: "Aptos", "Segoe UI Variable", "Segoe UI", sans-serif;
  --font-family-display: "Aptos Display", "Trebuchet MS", "Segoe UI", sans-serif;
  --font-size-h1: 3.5rem;
  --font-size-h2: 2.4rem;
  --font-size-h3: 1.45rem;
  --font-size-h4: 1.1rem;
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  --line-height-heading: 1.08;
  --line-height-body: 1.6;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;

  --radius-control: 10px;
  --radius-card: 14px;
  --radius-panel: 16px;
  --radius-pill: 999px;
  --shadow-sm: 0 8px 24px var(--color-shadow-soft);
  --shadow-lg: 0 24px 64px var(--color-shadow-strong);
  --content-max: 1200px;
  --header-height: 76px;

  /* Compatibility aliases for the v2 page styles while pages migrate. */
  --ink: var(--color-neutral-900);
  --muted: var(--color-neutral-600);
  --line: var(--color-neutral-200);
  --paper: var(--color-neutral-50);
  --surface: var(--color-neutral-0);
  --soft: var(--color-secondary-soft);
  --accent: var(--color-secondary);
  --accent-dark: var(--color-primary);
  --danger: var(--color-error);
  --danger-soft: var(--color-error-soft);
  --gold: var(--color-accent);
  --teal: var(--color-secondary-hover);
  --shadow: var(--shadow-lg);
}