:root {
  /* Brand colors */
  --color-blue-hero: #1a3a8f;
  --color-teal: #a5e1e1;
  --color-teal-dark: #7ecaca;
  --color-yellow: #ffb84c;
  --color-yellow-hover: #f0a832;
  --color-black: #000000;
  --color-white: #ffffff;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #e8e8e8;
  --color-gray-text: #666666;
  --color-gray-muted: #999999;

  /* Footer on dark background */
  --color-footer-text: rgba(255, 255, 255, 0.72);
  --color-footer-text-strong: rgba(255, 255, 255, 0.9);
  --color-footer-border: rgba(255, 255, 255, 0.22);
  --color-footer-icon: rgba(255, 255, 255, 0.65);
  --color-footer-hover-bg: rgba(255, 255, 255, 0.08);
  --color-footer-hover-border: rgba(255, 255, 255, 0.42);
  --color-footer-hover-icon: rgba(255, 255, 255, 0.92);

  /* Newsletter accent on teal background */
  --color-newsletter-accent: #4a6361;

  /* Typography */
  --font-heading: 'Montserrat', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --text-xs: 0.6875rem;
  --text-sm: 0.8125rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.5rem;
  --text-2xl: 2rem;
  --text-3xl: 2.5rem;

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

  /* Layout */
  --container-max: 480px;
  --layout-max: 480px;
  --content-readable: 680px;
  --container-padding: 1.25rem;
  --header-height: 4rem;
  --top-bar-height: 2rem;
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-pill: 9999px;
  --border-width: 1.5px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}