/* CSS Variables - Theme System */
/* Theme: Warm Library (Coffee & Cream) ☕ */
:root {
  /* Colors - Warm Library */
  --color-primary: #b45309;
  --color-primary-dark: #92400e;
  --color-secondary: #d97706;
  --color-success: #15803d;
  --color-warning: #d97706;
  --color-danger: #dc2626;
  
  /* Neutrals - Warm Cream */
  --color-bg: #fef7ed;
  --color-surface: #fffbeb;
  --color-surface-elevated: #ffffff;
  --color-border: #fed7aa;
  --color-text: #451a03;
  --color-text-muted: #92400e;
  --color-text-inverse: #ffffff;
  
  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
  
  /* Spacing Scale */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;  /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  
  /* Radius */
  --radius-sm: 0.25rem;
  --radius: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
}

/* Dark Mode - Warm Library */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #1c1917;
    --color-surface: #292524;
    --color-surface-elevated: #44403c;
    --color-border: #57534e;
    --color-text: #faf6f1;
    --color-text-muted: #a8a29e;
  }
}

/* Manual dark mode class */
.dark {
  --color-bg: #1c1917;
  --color-surface: #292524;
  --color-surface-elevated: #44403c;
  --color-border: #57534e;
  --color-text: #faf6f1;
  --color-text-muted: #a8a29e;
}