/* Design Tokens */
:root {
  /* Monochrome Colors (Default) */
  --color-bg: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-text: #ffffff;
  --color-text-secondary: #a0a0a0;
  --color-accent: #ffffff;
  --color-border: #333333;
  --color-overlay: rgba(0, 0, 0, 0.85);
  
  /* Canvas Background */
  --color-canvas-bg: #000000;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 3rem;
  
  /* Layout */
  --container-max-width: 1400px;
  --nav-height: 60px;
  --card-size: 300px;
  --card-gap: 2rem;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.5);
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  
  /* Z-index */
  --z-nav: 100;
  --z-colorize-btn: 500;
  --z-modal: 1000;
}

/* Color Mode Theme */
[data-color-mode="true"] {
  /* Site Colors */
  --color-bg: #C5C7BC;
  --color-bg-secondary: #4f5155;
  --color-text: #2a2a2a;
  --color-text-secondary: #5a5a5a;
  --color-accent: #2a2a2a;
  --color-border: #9a9a8a;
  --color-overlay: rgba(197, 199, 188, 0.9);
  
  /* Navbar Colors */
  --color-nav-bg: #B6AE9F;
  --color-nav-link: #FBF3D1;
  --color-nav-link-hover: #ffffff;
  
  /* Canvas Background - will be overridden per artwork */
  --color-canvas-bg: #C5C7BC;
}

/* Responsive Variables */
@media (max-width: 768px) {
  :root {
    --card-size: 280px;
    --card-gap: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --font-size-2xl: 1.75rem;
    --font-size-3xl: 2.25rem;
  }
}