:root {
  /* Primary palette — deeper, warmer navy with refined gold */
  --udb-navy: #162044;
  --udb-navy-dark: #0c1429;
  --udb-navy-light: #243566;
  --udb-navy-muted: #3a4f7a;

  --udb-gold: #b8923a;
  --udb-gold-light: #d4b060;
  --udb-gold-pale: #f5e6b8;

  --udb-white: #ffffff;
  --udb-cream: #faf9f6;

  /* Neutral scale */
  --udb-gray-50: #f8f7f5;
  --udb-gray-100: #f0eeeb;
  --udb-gray-200: #e2dfd9;
  --udb-gray-300: #ccc8c0;
  --udb-gray-400: #9e9a92;
  --udb-gray-500: #716d66;
  --udb-gray-600: #52504b;
  --udb-gray-700: #3a3835;
  --udb-gray-800: #242320;
  --udb-gray-900: #141312;

  /* Semantic */
  --udb-success: #2d6a4f;
  --udb-error: #b91c1c;

  /* Typography */
  --font-heading: 'Merriweather', 'Georgia', serif;
  --font-body: 'Source Sans 3', 'Helvetica Neue', Arial, sans-serif;

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Layout */
  --max-width: 1140px;
  --header-height: auto;

  /* Shadows — subtle, layered */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-xl: 0 8px 32px rgba(0,0,0,0.10);

  /* Transitions */
  --transition-fast: 120ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 350ms ease;
}