/* =============================================
   Project Dukkha - CSS Variables
   Design Tokens & Custom Properties
   ============================================= */

/* CSS Custom Properties */
:root {
  /* Colors - Light Mode */
  --color-primary: #1e293b;
  --color-primary-light: #334155;
  --color-accent: #c9a961;
  --color-accent-light: #d4b574;
  --color-background: #fefefe;
  --color-surface: #f8fafc;
  --color-surface-elevated: #ffffff;
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-success: #059669;
  --color-warning: #d97706;
  --color-error: #dc2626;
  
  /* Typography */
  --font-serif: 'Crimson Text', 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Monaco', 'Cascadia Code', monospace;
  
  /* Font Sizes */
  --text-xs: 0.75rem;    /* 12px */
  --text-sm: 0.875rem;   /* 14px */
  --text-base: 1rem;     /* 16px */
  --text-lg: 1.125rem;   /* 18px */
  --text-xl: 1.25rem;    /* 20px */
  --text-2xl: 1.5rem;    /* 24px */
  --text-3xl: 1.875rem;  /* 30px */
  --text-4xl: 2.25rem;   /* 36px */
  --text-5xl: 3rem;      /* 48px */
  --text-6xl: 3.75rem;   /* 60px */
  
  /* Spacing */
  --space-1: 0.25rem;    /* 4px */
  --space-2: 0.5rem;     /* 8px */
  --space-3: 0.75rem;    /* 12px */
  --space-4: 1rem;       /* 16px */
  --space-6: 1.5rem;     /* 24px */
  --space-8: 2rem;       /* 32px */
  --space-12: 3rem;      /* 48px */
  --space-16: 4rem;      /* 64px */
  --space-20: 5rem;      /* 80px */
  --space-24: 6rem;      /* 96px */
  --space-32: 8rem;      /* 128px */
  
  /* Layout */
  --container-width: 1200px;
  --container-padding: var(--space-6);
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.15);
  
  /* Animation */
  --transition-fast: 0.15s ease-out;
  --transition-normal: 0.25s ease-out;
  --transition-slow: 0.5s ease-out;
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #f1f5f9;
    --color-primary-light: #e2e8f0;
    --color-accent: #c9a961;
    --color-accent-light: #d4b574;
    --color-background: #0f172a;
    --color-surface: #1e293b;
    --color-surface-elevated: #334155;
    --color-text-primary: #f8fafc;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
    --color-border: #334155;
    --color-border-light: #475569;
  }
}