:root{--font-family-base: "Inter", system-ui, -apple-system, sans-serif;--font-family-ar: "Tajawal", "Inter", system-ui, sans-serif;--fs-2xs: 10px;--fs-xs: 11px;--fs-sm: 12.5px;--fs-base: 14px;--fs-md: 15px;--fs-lg: 16px;--fs-xl: 18px;--fs-2xl: 22px;--fs-3xl: 28px;--fw-normal: 400;--fw-medium: 500;--fw-semibold: 600;--fw-bold: 700;--fw-extrabold: 800;--lh-tight: 1.1;--lh-snug: 1.3;--lh-normal: 1.5;--lh-relaxed: 1.6;--ls-tight: -.5px;--ls-normal: 0;--ls-wide: .02em;--ls-wider: .06em;--ls-widest: .1em;--color-bg-base: #F8FAFC;--color-bg-surface: #FFFFFF;--color-bg-elevated: #FFFFFF;--color-bg-card: #FFFFFF;--color-sidebar: #0F172A;--color-topbar: #FFFFFF;--color-primary: #0EA5E9;--color-primary-hover: #0284C7;--color-primary-light: rgba(14,165,233,.1);--color-primary-glow: rgba(14,165,233,.2);--color-teal: #0EA5E9;--color-teal-light: rgba(14,165,233,.1);--color-amber: #F59E0B;--color-amber-light: rgba(245,158,11,.1);--color-rose: #EF4444;--color-rose-light: rgba(239,68,68,.1);--color-emerald: #10B981;--color-emerald-light: rgba(16,185,129,.1);--color-indigo: #6366F1;--color-indigo-light: rgba(99,102,241,.1);--color-purple: #8B5CF6;--color-purple-light: rgba(139,92,246,.1);--color-success: #10B981;--color-warning: #F59E0B;--color-error: #EF4444;--color-info: #0EA5E9;--text-primary: #0F172A;--text-secondary: #475569;--text-muted: #94A3B8;--text-dim: #CBD5E1;--text-on-primary: #FFFFFF;--border-color: #E2E8F0;--border-hover: #CBD5E1;--border-focus: var(--color-primary);--glass-bg: rgba(15,23,42,.04);--glass-bg-hover: rgba(15,23,42,.06);--glass-bg-active: rgba(14,165,233,.08);--glass-border: #E2E8F0;--glass-border-hover: #CBD5E1;--shadow-xs: 0 1px 2px rgba(15,23,42,.05);--shadow-sm: 0 1px 3px rgba(15,23,42,.08);--shadow-md: 0 4px 12px rgba(15,23,42,.1);--shadow-lg: 0 8px 32px rgba(15,23,42,.14);--shadow-xl: 0 16px 48px rgba(15,23,42,.18);--shadow-glow: 0 0 20px var(--color-primary-glow);--shadow-glow-sm: 0 0 10px var(--color-primary-glow);--sidebar-width: 240px;--topbar-height: 58px;--bottom-nav-height: 60px;--container-sm: 480px;--container-md: 640px;--container-lg: 960px;--container-xl: 1200px;--r-xs: 4px;--r-sm: 6px;--r-md: 10px;--r-lg: 16px;--r-xl: 20px;--r-2xl: 28px;--r-full: 9999px;--t-fast: .12s ease;--t-base: .2s ease;--t-slow: .3s ease;--t-spring: .3s cubic-bezier(.34, 1.56, .64, 1);--sp-0: 0;--sp-1: 4px;--sp-2: 8px;--sp-3: 12px;--sp-4: 16px;--sp-5: 20px;--sp-6: 24px;--sp-8: 32px;--sp-10: 40px;--sp-12: 48px;--sp-16: 64px;--z-base: 0;--z-dropdown: 10;--z-sticky: 20;--z-fixed: 30;--z-fab: 40;--z-topbar: 50;--z-drawer: 60;--z-sidebar: 100;--z-backdrop: 200;--z-toast: 300;--z-modal: 400;--focus-ring: 0 0 0 3px rgba(14,165,233,.15);--hover-lift: translateY(-2px);--active-press: translateY(0);--gradient-brand: linear-gradient(135deg, #0EA5E9, #10B981);--gradient-primary: linear-gradient(135deg, #2563EB 0%, #0EA5E9 100%);--shadow-primary: 0 4px 14px rgba(37,99,235,.35);--shadow-2xl: 0 25px 60px rgba(15,23,42,.25);--touch-target-min: 44px;--touch-target-comfortable: 48px}[data-theme=dark]{--color-bg-base: #0F172A;--color-bg-surface: #1E293B;--color-bg-elevated: #1E293B;--color-bg-card: #1E293B;--color-topbar: #1E293B;--text-primary: #F1F5F9;--text-secondary: #94A3B8;--text-muted: #64748B;--text-dim: #475569;--border-color: rgba(255,255,255,.1);--border-hover: rgba(255,255,255,.18);--glass-bg: rgba(255,255,255,.04);--glass-bg-hover: rgba(255,255,255,.07);--glass-border: rgba(255,255,255,.09);--glass-border-hover: rgba(255,255,255,.15)}