/**
 * CleanUrMac - Design System Variables
 * Shared across all pages: main site, subdomain, blog, admin
 * 
 * Import this file first in all stylesheets for consistency
 */

:root {
    /* ============================================
       COLORS
       ============================================ */
    
    /* Primary Brand Colors */
    --color-primary: #2563eb;
    --color-primary-light: #60a5fa;
    --color-primary-dark: #1d4ed8;
    --color-primary-hover: #1e40af;
    
    /* Accent Colors */
    --color-accent: #22c55e;
    --color-accent-light: #4ade80;
    --color-accent-dark: #16a34a;
    
    /* Neutral/Background Colors */
    --color-bg-light: #f8f9fa;
    --color-bg-white: #ffffff;
    --color-bg-gray: #f5f5f7;
    --color-bg-dark: #1a1d29;
    --color-bg-darker: #13151f;
    
    /* Text Colors */
    --color-text-primary: #2d3748;
    --color-text-secondary: #718096;
    --color-text-light: #a0aec0;
    --color-text-white: #ffffff;
    --color-text-muted: #9ca3af;
    
    /* Border Colors */
    --color-border-light: #e2e8f0;
    --color-border-medium: #cbd5e0;
    --color-border-dark: #a0aec0;
    
    /* Status Colors */
    --color-success: #48bb78;
    --color-success-light: #c6f6d5;
    --color-success-dark: #22543d;
    --color-warning: #ed8936;
    --color-warning-light: #feebc8;
    --color-warning-dark: #7c2d12;
    --color-error: #f56565;
    --color-error-light: #fed7d7;
    --color-error-dark: #742a2a;
    --color-info: #4299e1;
    --color-info-light: #bee3f8;
    --color-info-dark: #2c5282;
    
    /* ============================================
       TYPOGRAPHY
       ============================================ */
    
    /* Font Families */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;
    
    /* Font Sizes */
    --font-size-xs: 0.75rem;      /* 12px */
    --font-size-sm: 0.875rem;     /* 14px */
    --font-size-base: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;     /* 18px */
    --font-size-xl: 1.25rem;      /* 20px */
    --font-size-2xl: 1.5rem;      /* 24px */
    --font-size-3xl: 1.875rem;    /* 30px */
    --font-size-4xl: 2.25rem;     /* 36px */
    --font-size-5xl: 3rem;        /* 48px */
    
    /* Font Weights */
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;
    --line-height-loose: 1.8;
    
    /* ============================================
       SPACING
       ============================================ */
    
    --spacing-xs: 0.5rem;      /* 8px */
    --spacing-sm: 0.75rem;     /* 12px */
    --spacing-md: 1rem;        /* 16px */
    --spacing-lg: 1.5rem;      /* 24px */
    --spacing-xl: 2rem;        /* 32px */
    --spacing-2xl: 2.5rem;     /* 40px */
    --spacing-3xl: 3rem;       /* 48px */
    --spacing-4xl: 4rem;       /* 64px */
    
    /* ============================================
       BORDER RADIUS
       ============================================ */
    
    --radius-sm: 0.375rem;     /* 6px */
    --radius-md: 0.5rem;       /* 8px */
    --radius-lg: 0.75rem;      /* 12px */
    --radius-xl: 1rem;         /* 16px */
    --radius-2xl: 1.5rem;      /* 24px */
    --radius-full: 9999px;     /* Fully rounded */
    
    /* ============================================
       SHADOWS
       ============================================ */
    
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    
    /* ============================================
       TRANSITIONS
       ============================================ */
    
    --transition-fast: 150ms ease-in-out;
    --transition-base: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
    
    /* ============================================
       Z-INDEX LAYERS
       ============================================ */
    
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ============================================
   RESPONSIVE BREAKPOINTS (for reference)
   ============================================ */
/*
   Mobile:  < 640px
   Tablet:  640px - 1024px
   Desktop: > 1024px
   
   @media (max-width: 640px)  { ... }
   @media (max-width: 768px)  { ... }
   @media (max-width: 1024px) { ... }
   @media (min-width: 1024px) { ... }
*/