/*
 * GCT Bhakkar - CSS Design System Variables
 * Design Tokens for consistent theming across the website
 */

:root {
  /* ===== COLOR PALETTE ===== */

  /* Primary Colors - Dark Professional Theme */
  --color-primary-dark: #1e293b;
  /* Slate 800 - Main background */
  --color-secondary-dark: #334155;
  /* Slate 700 - Secondary background */
  --color-tertiary-dark: #475569;
  /* Slate 600 - Tertiary elements */

  /* Accent Colors */
  --color-accent-primary: #2563eb;
  /* Blue 600 - Primary accent */
  --color-accent-secondary: #3b82f6;
  /* Blue 500 - Secondary accent */
  --color-accent-gold: #f59e0b;
  /* Amber 500 - Highlights */
  --color-accent-teal: #14b8a6;
  /* Teal 500 - Success states */

  /* Text Colors */
  --color-text-primary: #ffffff;
  /* White - Primary text */
  --color-text-secondary: #e2e8f0;
  /* Slate 200 - Secondary text */
  --color-text-muted: #cbd5e1;
  /* Slate 300 - Muted text */
  --color-text-dark: #1e293b;
  /* Dark text for light backgrounds */
  --color-text-on-accent: #ffffff;
  /* Text on accent backgrounds */

  /* Background Colors */
  --color-bg-primary: #0f172a;
  /* Darker background */
  --color-bg-secondary: #1e293b;
  /* Slate 800 */
  --color-bg-card: rgba(30, 41, 59, 0.95);
  --color-bg-glass: rgba(15, 23, 42, 0.98);
  --color-bg-overlay: rgba(0, 0, 0, 0.6);

  /* Border Colors */
  --color-border-default: rgba(37, 99, 235, 0.3);
  --color-border-hover: #2563eb;
  --color-border-muted: rgba(148, 163, 184, 0.2);

  /* Semantic Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #3b82f6;

  /* ===== TYPOGRAPHY ===== */

  /* Font Families */
  --font-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'Fira Code', 'Consolas', 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 */

  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;

  /* Line Heights */
  --leading-none: 1;
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;

  /* Letter Spacing */
  --tracking-tight: -0.025em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;

  /* ===== SPACING ===== */

  --space-0: 0;
  --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 */
  --space-16: 4rem;
  /* 64px */
  --space-20: 5rem;
  /* 80px */
  --space-24: 6rem;
  /* 96px */

  /* ===== BORDERS ===== */

  --radius-none: 0;
  --radius-sm: 0.25rem;
  /* 4px */
  --radius-md: 0.375rem;
  /* 6px */
  --radius-lg: 0.5rem;
  /* 8px */
  --radius-xl: 0.75rem;
  /* 12px */
  --radius-2xl: 1rem;
  /* 16px */
  --radius-3xl: 1.5rem;
  /* 24px */
  --radius-full: 9999px;

  --border-width-thin: 1px;
  --border-width-default: 2px;
  --border-width-thick: 4px;

  /* ===== 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), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.3);
  --shadow-glow-accent: 0 0 30px rgba(37, 99, 235, 0.4);

  /* ===== TRANSITIONS ===== */

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

  /* ===== Z-INDEX ===== */

  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;

  /* ===== LAYOUT ===== */

  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1400px;

  --navbar-height: 80px;
  --footer-min-height: 300px;
}

/* ===== BREAKPOINT REFERENCE ===== */
/*
  xs: 0px (default)
  sm: 576px
  md: 768px
  lg: 992px
  xl: 1200px
  xxl: 1400px
*/