:root {
  /* Primary Colors */
  --navy: #0B1F3A;
  --navy-light: #132d52;
  --navy-dark: #071528;
  --red: #E30613;
  --red-dark: #b8050f;
  --red-light: #ff2d3a;
  --gold: #C9A227;
  --gold-light: #e0bd4e;
  --gold-dark: #a3831e;
  --white: #FFFFFF;

  /* Secondary Colors */
  --gray-100: #F4F6F8;
  --gray-200: #E8ECF0;
  --gray-300: #D1D8E0;
  --gray-400: #A0AEC0;
  --gray-500: #718096;
  --gray-600: #4A5568;
  --gray-700: #2F2F2F;
  --gray-800: #1A202C;
  --gray-900: #0D1117;

  /* Functional Colors */
  --success: #22C55E;
  --warning: #F59E0B;
  --error: #EF4444;
  --info: #3B82F6;

  /* Typography */
  --font-heading: 'Inter', 'Manrope', 'Poppins', system-ui, sans-serif;
  --font-body: 'Inter', 'Open Sans', system-ui, sans-serif;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(11, 31, 58, 0.08);
  --shadow-md: 0 4px 12px rgba(11, 31, 58, 0.1);
  --shadow-lg: 0 8px 24px rgba(11, 31, 58, 0.12);
  --shadow-xl: 0 16px 48px rgba(11, 31, 58, 0.15);
  --shadow-card: 0 2px 8px rgba(11, 31, 58, 0.06), 0 8px 24px rgba(11, 31, 58, 0.08);
  --shadow-hover: 0 8px 32px rgba(11, 31, 58, 0.18);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Container */
  --container-max: 1280px;
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;

  /* Z-index */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-modal: 300;
  --z-overlay: 400;
  --z-toast: 500;
}

/* Dark mode tokens */
[data-theme="dark"] {
  --navy: #0D1117;
  --navy-light: #161B22;
  --navy-dark: #010409;
  --gray-100: #161B22;
  --gray-200: #21262D;
  --gray-300: #30363D;
  --gray-400: #484F58;
  --gray-500: #8B949E;
  --gray-600: #C9D1D9;
  --gray-700: #E6EDF3;
  --white: #0D1117;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.3);
}