/* RABBANI (ربّاني) Design System - Design Tokens & Variables */
:root {
  /* Brand Palette - Authentic Islamic Scholarly Heritage */
  --primary-forest: #0D3B2E;
  --primary-forest-hover: #144E3E;
  --primary-forest-light: #1A634F;
  --primary-forest-subtle: #E8F2EF;

  --accent-gold: #C5A059;
  --accent-gold-hover: #B08C45;
  --accent-gold-light: #F7F1E5;
  --accent-gold-subtle: #FAF6ED;

  /* Surfaces & Backgrounds (Warm scholarly parchment) */
  --bg-parchment: #FBF9F4;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-surface-alt: #F4EFE6;

  /* Typography & High Contrast Colors */
  --text-primary: #1A2621;
  --text-secondary: #4A5B53;
  --text-muted: #6B7C74;
  --text-inverse: #FFFFFF;

  /* Semantic Status Colors */
  --status-success: #1E6B38;
  --status-success-bg: #E8F5E9;
  --status-warning: #9A6300;
  --status-warning-bg: #FFF8E1;
  --status-danger: #A31D1D;
  --status-danger-bg: #FFEBEE;
  --status-info: #0D47A1;
  --status-info-bg: #E3F2FD;

  /* Borders & Dividers */
  --border-subtle: #E8E3D9;
  --border-strong: #C9C2B4;
  --border-focus: #C5A059;

  /* Typography Scale */
  --font-arabic-heading: 'Amiri', 'Traditional Arabic', 'Scheherazade New', serif;
  --font-arabic-body: 'Tajawal', 'Segoe UI', system-ui, -apple-system, sans-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 */

  /* Spacing Scale */
  --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 */

  /* Border Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-pill: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(13, 59, 46, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(13, 59, 46, 0.08), 0 2px 4px -1px rgba(13, 59, 46, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(13, 59, 46, 0.1), 0 4px 6px -2px rgba(13, 59, 46, 0.05);

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

  /* Layout Dimensions */
  --sidebar-width: 260px;
  --header-height: 64px;
  --bottom-nav-height: 60px;
}