:root{--color-primary: #1e40af;--color-primary-hover: #1e3a8a;--color-primary-light: #dbeafe;--color-secondary: #fbbf24;--color-secondary-hover: #f59e0b;--color-bg: #f8fafc;--color-surface: #ffffff;--color-surface-hover: #f1f5f9;--color-border: #e2e8f0;--color-text: #1e293b;--color-text-secondary: #64748b;--color-text-muted: #94a3b8;--color-success: #10b981;--color-success-light: #d1fae5;--color-warning: #f59e0b;--color-warning-light: #fef3c7;--color-error: #ef4444;--color-error-light: #fee2e2;--color-info: #3b82f6;--color-info-light: #dbeafe;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--font-family-en: "Inter", -apple-system, system-ui, sans-serif;--font-family-ar: "Cairo", "Segoe UI", Tahoma, sans-serif;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1);--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-family-en);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}[dir=rtl] body{font-family:var(--font-family-ar)}*{transition-property:color,background-color,border-color,box-shadow;transition-duration:var(--transition-fast)}[dir=rtl]{direction:rtl;text-align:right}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;color:var(--color-text)}h1{font-size:2.25rem}h2{font-size:1.875rem}h3{font-size:1.5rem}h4{font-size:1.25rem}h5{font-size:1.125rem}h6{font-size:1rem}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover)}button{font-family:inherit;cursor:pointer;border:none;outline:none;background:none}input,textarea,select{font-family:inherit;font-size:1rem;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-lg);font-weight:500;border-radius:var(--radius-md);transition:all var(--transition-normal);cursor:pointer;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background:var(--color-surface);color:var(--color-primary);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-surface-hover)}.btn-success{background:var(--color-success);color:#fff}.btn-danger{background:var(--color-error);color:#fff}.card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--spacing-lg);transition:box-shadow var(--transition-normal)}.card:hover{box-shadow:var(--shadow-lg)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);font-size:.875rem;font-weight:500;border-radius:var(--radius-sm)}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-error{background:var(--color-error-light);color:var(--color-error)}.badge-info{background:var(--color-info-light);color:var(--color-info)}.spinner{border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.premium-bg{background:linear-gradient(135deg,#667eea,#764ba2)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-md)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@media (max-width: 768px){h1{font-size:1.75rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.container{padding:0 var(--spacing-sm)}}