/* ============================================
   DEVDYNAMICS - DESIGN SYSTEM
   ============================================ */

:root {
  /* PRIMARY COLORS */
  --color-primary: #008080;
  --color-primary-dark: #006666;
  --color-primary-light: #00A8A8;
  --color-primary-lighter: #E0F7F6;
  
  /* SECONDARY COLORS */
  --color-secondary: #FF6B6B;
  --color-secondary-dark: #E63946;
  --color-secondary-light: #FFB4B4;
  
  /* NEUTRAL COLORS */
  --color-dark: #1a1a1a;
  --color-dark-gray: #333333;
  --color-gray: #666666;
  --color-light-gray: #f5f5f5;
  --color-lighter-gray: #fafafa;
  --color-white: #ffffff;
  
  /* STATUS COLORS */
  --color-success: #2ecc71;
  --color-warning: #f39c12;
  --color-error: #e74c3c;
  --color-info: #3498db;
  
  /* TYPOGRAPHY */
  --font-family-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-family-secondary: 'Georgia', serif;
  
  --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-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* LINE HEIGHT */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;
  
  /* SPACING */
  --spacing-xs: 0.25rem;    /* 4px */
  --spacing-sm: 0.5rem;     /* 8px */
  --spacing-md: 1rem;       /* 16px */
  --spacing-lg: 1.5rem;     /* 24px */
  --spacing-xl: 2rem;       /* 32px */
  --spacing-2xl: 3rem;      /* 48px */
  --spacing-3xl: 4rem;      /* 64px */
  
  /* BORDER RADIUS */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  
  /* SHADOWS */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* TRANSITIONS */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Z-INDEX */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  
  /* BREAKPOINTS (for reference in media queries) */
  /* Mobile: 320px - 640px */
  /* Tablet: 641px - 1024px */
  /* Desktop: 1025px+ */
}

/* Dark Mode Support (optional future enhancement) */
@media (prefers-color-scheme: dark) {
  :root {
    --color-dark: #f5f5f5;
    --color-dark-gray: #e0e0e0;
    --color-gray: #999999;
    --color-light-gray: #333333;
    --color-lighter-gray: #1a1a1a;
    --color-white: #0a0a0a;
  }
}