/* ============================================
   Chinese Culture Week - Design Variables
   ============================================ */

:root {
  /* === Color Palette === */
  --color-primary: #B22222;
  --color-primary-dark: #8B1A1A;
  --color-primary-light: #D44545;
  --color-secondary: #C8A45C;
  --color-secondary-light: #E8D5A3;
  --color-secondary-dark: #A8883C;
  --color-accent: #4A8C6F;
  --color-accent-light: #6BAF8F;

  --color-dark: #2D2D2D;
  --color-dark-light: #4A4A4A;
  --color-light: #FDF8F3;
  --color-white: #FFFFFF;

  --color-gray-100: #F5F0EB;
  --color-gray-200: #E8E0D8;
  --color-gray-300: #CCC0B0;
  --color-gray-400: #A89888;
  --color-gray-500: #887868;

  /* === Typography === */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* === Font Sizes (fluid scale) === */
  --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;
  --text-7xl: 4.5rem;

  /* === Spacing Scale === */
  --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-14: 3.5rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-28: 7rem;
  --space-32: 8rem;

  /* === Border Radius === */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;

  /* === Shadows === */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);

  /* === Transitions === */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;

  /* === Layout === */
  --container-max: 1200px;
  --container-narrow: 900px;
  --header-height: 72px;

  /* === Z-Index Scale === */
  --z-base: 0;
  --z-above: 10;
  --z-header: 100;
  --z-overlay: 200;
  --z-modal: 300;

  /* === Decorative === */
  --divider-pattern: repeating-linear-gradient(
    90deg,
    var(--color-secondary) 0px,
    var(--color-secondary) 2px,
    transparent 2px,
    transparent 8px
  );
}