@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");@import url("https://v1.fontapi.ir/css/YekanBakh:400;500;600;700&display=swap");*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary:#fff;--bg-secondary:#f8f9fa;--text-primary:#1a1a1a;--text-secondary:#666;--border-color:#e0e0e0;--primary-color:#3b82f6;--primary-hover:#2563eb;--success-color:#10b981;--danger-color:#ef4444;--warning-color:#f59e0b;--shadow-sm:0 1px 2px rgba(0,0,0,.05);--shadow-md:0 4px 6px rgba(0,0,0,.1)}html.dark{--bg-primary:#0f172a;--bg-secondary:#1e293b;--text-primary:#f1f5f9;--text-secondary:#cbd5e1;--border-color:#334155;--primary-color:#60a5fa;--primary-hover:#3b82f6}html{scroll-behavior:smooth}body{font-family:Inter,Yekan Bakh,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease;line-height:1.6}html[dir=rtl] body{direction:rtl;text-align:right}html[dir=ltr] body{direction:ltr;text-align:left}h1,h2,h3,h4,h5,h6{font-weight:700;color:var(--text-primary);margin-bottom:1rem}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.5rem}p{color:var(--text-secondary);margin-bottom:.75rem}a{color:var(--primary-color);text-decoration:none;transition:color .2s ease}a:hover{color:var(--primary-hover)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;border:none;border-radius:.5rem;font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s ease;gap:.5rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-secondary{background-color:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--border-color)}.btn-danger{background-color:var(--danger-color);color:#fff}.btn-danger:hover{background-color:#dc2626}.btn-success{background-color:var(--success-color);color:#fff}.btn-success:hover{background-color:#059669}.btn:disabled{opacity:.5;cursor:not-allowed}input,select,textarea{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:.5rem;background-color:var(--bg-primary);color:var(--text-primary);font-size:.95rem;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(59,130,246,.1)}label{display:block;margin-bottom:.5rem;font-weight:500;color:var(--text-primary)}.card{background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease}.card:hover{box-shadow:var(--shadow-md)}.alert{padding:1rem;border-radius:.5rem;margin-bottom:1rem;display:flex;align-items:center;gap:.75rem}.alert-success{background-color:rgba(16,185,129,.1);color:var(--success-color);border:1px solid var(--success-color)}.alert-danger{background-color:rgba(239,68,68,.1);color:var(--danger-color);border:1px solid var(--danger-color)}.alert-warning{background-color:rgba(245,158,11,.1);color:var(--warning-color);border:1px solid var(--warning-color)}.spinner{border-top:3px solid var(--bg-secondary);border:3px solid var(--bg-secondary);border-top-color:var(--primary-color);border-radius:50%;width:2rem;height:2rem;animation:spin .8s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.navbar{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:1rem 0;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:1.5rem;flex-wrap:wrap}.mobile-menu-btn{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer}@media (max-width:768px){h1{font-size:1.5rem}h2{font-size:1.25rem}h3{font-size:1.125rem}.btn{padding:.5rem 1rem;font-size:.9rem}.container{padding:0 .75rem}.mobile-menu-btn{display:block}.nav-links{display:none;position:absolute;top:60px;left:0;right:0;flex-direction:column;background-color:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:1rem}.nav-links.open{display:flex}}.mt-4{margin-top:1.5rem}.mb-4{margin-bottom:1.5rem}.p-4{padding:1.5rem}.text-center{text-align:center}.text-muted{color:var(--text-secondary)}