/* Graphite Theme Variables */
:root {
  /* Colors - Dark Theme */
  --color-background: #1a1a1a;
  --color-foreground: #d9d9d9;
  --color-card: #202020;
  --color-card-foreground: #d9d9d9;
  --color-primary: #a0a0a0;
  --color-primary-foreground: #1a1a1a;
  --color-secondary: #303030;
  --color-secondary-foreground: #d9d9d9;
  --color-muted: #2a2a2a;
  --color-muted-foreground: #808080;
  --color-accent: #7e9ca0;
  --color-accent-foreground: #d9d9d9;
  --color-border: #353535;
  --color-input: #303030;
  --color-ring: #a0a0a0;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Fira Code', 'Courier New', monospace;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.35rem;
  --radius-lg: 0.5rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);

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

  /* Container */
  --container-max-width: 1280px;
  --container-padding: 1.5rem;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
}

@media (max-width: 768px) {
  :root {
    --container-padding: 1rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
  }
}