:root {
  /* Colors - Light Theme */
  --color-bg: #FAFAF8;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F3F0EB;
  --color-text: #1A1A1A;
  --color-text-muted: #6B6B6B;
  --color-text-light: #999999;
  --color-border: #E2DED6;

  --color-primary: #C53030;
  --color-primary-hover: #9B2C2C;
  --color-primary-light: #FFF5F5;

  --color-success: #2F855A;
  --color-success-light: #F0FFF4;
  --color-warning: #D69E2E;
  --color-warning-light: #FFFFF0;
  --color-error: #E53E3E;
  --color-error-light: #FFF5F5;

  --color-npc-bubble: #F3F0EB;
  --color-user-bubble: #C53030;
  --color-user-text: #FFFFFF;

  --color-accent-cafe: #8B4513;
  --color-accent-airport: #1E3A5F;
  --color-accent-restaurant: #8B0000;
  --color-accent-supermarket: #2E8B57;
  --color-accent-metro: #4A4A8A;
  --color-accent-street: #D4A017;
  --color-accent-hotel: #6B3FA0;
  --color-accent-pharmacy: #2A9D8F;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-serif: 'Georgia', 'Times New Roman', serif;

  --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;

  /* 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;

  /* Borders */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
}