/**
 * Jyot Institute of Teachers Training (JITT)
 * Global Design Tokens & Variables
 * File: assets/css/variables.css
 */

:root {
  /* Brand Primary - Strong Vibrant Blue (Dominant Brand Identity from Logo) */
  --color-primary: #1A56DB;
  --color-primary-dark: #1E3A8A;
  --color-primary-light: #3B82F6;
  --color-primary-surface: #EFF6FF;
  --color-primary-rgb: 26, 86, 219;

  /* Brand Secondary - Bright Green (Supporting Brand Identity from Logo) */
  --color-secondary: #16A34A;
  --color-secondary-dark: #15803D;
  --color-secondary-light: #22C55E;
  --color-secondary-surface: #F0FDF4;
  --color-secondary-rgb: 22, 163, 74;

  /* Brand Accent - Warm Orange (Call to Actions & Badges) */
  --color-accent: #EA580C;
  --color-accent-hover: #C2410C;
  --color-accent-light: #FFEDD5;
  --color-accent-surface: #FFF7ED;
  --color-accent-rgb: 234, 88, 12;

  /* Brand Highlight - Yellow from the Flame */
  --color-highlight: #F59E0B;
  --color-highlight-light: #FEF3C7;
  --color-highlight-surface: #FFFBEB;

  /* WhatsApp Direct Channel Color */
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #1EBE5D;
  --color-whatsapp-dark: #128C7E;
  --color-whatsapp-surface: #E8F8EE;

  /* Neutrals, Surfaces & Backgrounds */
  --color-white: #FFFFFF;
  --color-background: #F8FAFC;
  --color-surface: #FFFFFF;
  --color-bg-body: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-bg-subtle: #F1F5F9;
  --color-bg-dark: #0B192C;
  --color-bg-dark-surface: #1E293B;
  --color-card-bg: #FFFFFF;

  /* Text & Typography Hierarchy */
  --color-text: #0F172A;
  --color-text-heading: #0F172A;
  --color-text-body: #334155;
  --color-text-muted: #64748B;
  --color-text-light: #94A3B8;
  --color-text-inverse: #FFFFFF;
  --color-text-inverse-muted: #CBD5E1;

  /* Borders & Dividers */
  --color-border: #E2E8F0;
  --color-border-subtle: #EDF2F7;
  --color-border-focus: #1A56DB;

  /* Functional Status Colors */
  --color-success: #16A34A;
  --color-success-surface: #F0FDF4;
  --color-warning: #CA8A04;
  --color-warning-surface: #FEFCE8;
  --color-error: #DC2626;
  --color-error-surface: #FEF2F2;

  /* Elevations & Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.03);
  --shadow-card-hover: 0 16px 32px -4px rgba(26, 54, 93, 0.12), 0 6px 12px -4px rgba(26, 54, 93, 0.06);

  /* Border Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Layout Containers */
  --container-max: 1240px;
  --container-narrow: 880px;
  --container-padding: clamp(1rem, 4vw, 2rem);

  /* Spacing System */
  --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 */

  /* Section Spacing */
  --section-padding-y: clamp(3rem, 6vw, 5.5rem);
  --section-padding-y-sm: clamp(2rem, 4vw, 3.5rem);

  /* Typography Stack */
  --font-family-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-family-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

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

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 350ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Z-indices */
  --z-negative: -1;
  --z-elevate: 1;
  --z-sticky: 100;
  --z-drawer: 200;
  --z-modal-backdrop: 300;
  --z-modal: 310;
  --z-toast: 400;
}