/* =====================================================
   AZAL Airlines - Design Tokens (CSS Custom Properties)
   ===================================================== */

:root {
    /* ---- Colors ---- */
    --color-primary: #0B1C3D;
    --color-primary-light: #142D5E;
    --color-primary-dark: #071428;
    --color-primary-rgb: 11, 28, 61;
    
    --color-accent: #C8A45C;
    --color-accent-hover: #D4B36A;
    --color-accent-light: #F5EDDA;
    --color-accent-dark: #A88A42;
    --color-accent-rgb: 200, 164, 92;
    
    --color-bg: #F5F6FA;
    --color-bg-alt: #EEF0F5;
    --color-surface: #FFFFFF;
    --color-surface-hover: #FAFBFC;
    
    --color-text: #1A1A2E;
    --color-text-secondary: #6B7280;
    --color-text-muted: #9CA3AF;
    --color-text-light: #D1D5DB;
    --color-text-on-primary: #FFFFFF;
    --color-text-on-accent: #0B1C3D;
    
    --color-border: #E5E7EB;
    --color-border-light: #F3F4F6;
    --color-border-dark: #D1D5DB;
    
    --color-success: #10B981;
    --color-success-bg: #ECFDF5;
    --color-warning: #F59E0B;
    --color-warning-bg: #FFFBEB;
    --color-error: #EF4444;
    --color-error-bg: #FEF2F2;
    --color-info: #3B82F6;
    --color-info-bg: #EFF6FF;
    
    /* ---- Typography ---- */
    --font-arabic: 'IBM Plex Sans Arabic', 'Tajawal', sans-serif;
    --font-english: 'Inter', 'IBM Plex Sans Arabic', sans-serif;
    
    --text-xs: 0.75rem;    /* 12px */
    --text-sm: 0.875rem;   /* 14px */
    --text-base: 1rem;     /* 16px */
    --text-md: 1.125rem;   /* 18px */
    --text-lg: 1.25rem;    /* 20px */
    --text-xl: 1.5rem;     /* 24px */
    --text-2xl: 1.875rem;  /* 30px */
    --text-3xl: 2.25rem;   /* 36px */
    --text-4xl: 3rem;      /* 48px */
    
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
    
    --leading-tight: 1.3;
    --leading-normal: 1.5;
    --leading-relaxed: 1.7;
    --leading-loose: 1.8;
    
    /* ---- Spacing (8px 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 */
    
    /* ---- Border Radius ---- */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 9999px;
    
    /* ---- Shadows ---- */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.15);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    
    /* ---- Transitions ---- */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-bounce: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* ---- Layout ---- */
    --container-max: 1200px;
    --container-sm: 800px;
    --container-lg: 1400px;
    --header-height: 90px;
    --sidebar-width: 260px;
    
    /* ---- Z-Index ---- */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-overlay: 400;
    --z-modal: 500;
    --z-toast: 600;
}