:root{--primary:#f74f22;--primary-dark:#d43e15;--sidebar-bg:#16213e;--sidebar-width:260px;--header-height:64px;--text:#374151;--border:#e5e7eb;--bg:#f3f4f6;--white:#fff;--success:#10b981;--danger:#ef4444;--warning:#f59e0b}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text);background:var(--bg);font-family:Inter,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}.admin-shell{min-height:100vh;display:flex}.admin-sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);color:#fff;z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-logo{border-bottom:1px solid #ffffff1a;padding:24px 20px}.sidebar-logo h1{color:var(--primary);font-size:18px;font-weight:800}.sidebar-logo span{opacity:.5;margin-top:2px;font-size:11px;display:block}.sidebar-nav{flex:1;padding:16px 0}.nav-section{text-transform:uppercase;letter-spacing:2px;color:#ffffff59;margin-top:12px;padding:8px 16px 4px;font-size:10px;font-weight:600}.nav-link{color:#ffffffb3;align-items:center;gap:12px;padding:11px 20px;font-size:14px;font-weight:500;transition:all .2s;display:flex;position:relative}.nav-link i{text-align:center;width:18px;font-size:15px}.nav-link:hover{color:#fff;background:#ffffff12}.nav-link.active{color:var(--primary);border-right:3px solid var(--primary);background:#f74f2226}.sidebar-footer{border-top:1px solid #ffffff1a;padding:16px 20px}.admin-main{margin-left:var(--sidebar-width);flex-direction:column;flex:1;min-height:100vh;display:flex}.admin-topbar{height:var(--header-height);background:var(--white);border-bottom:1px solid var(--border);z-index:50;justify-content:space-between;align-items:center;padding:0 28px;display:flex;position:sticky;top:0}.admin-content{flex:1;padding:32px 28px}.page-title{color:var(--text);margin-bottom:4px;font-size:24px;font-weight:800}.page-subtitle{color:#9ca3af;font-size:14px}.stat-cards{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:20px;margin-bottom:32px;display:grid}.stat-card{background:var(--white);border-radius:14px;align-items:center;gap:18px;padding:24px;display:flex;box-shadow:0 1px 6px #0000000d}.stat-icon{border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:52px;height:52px;font-size:22px;display:flex}.stat-num{color:var(--text);font-size:26px;font-weight:800;line-height:1}.stat-label{color:#9ca3af;margin-top:4px;font-size:13px}.admin-table-wrap{background:var(--white);border-radius:14px;overflow:hidden;box-shadow:0 1px 6px #0000000d}.table-header{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:20px 24px;display:flex}.table-header h3{color:var(--text);font-size:16px;font-weight:700}table{border-collapse:collapse;width:100%}thead{background:#f9fafb}thead th{text-align:left;color:#6b7280;text-transform:uppercase;letter-spacing:.5px;padding:12px 16px;font-size:12px;font-weight:700}tbody tr{border-top:1px solid #f3f4f6;transition:background .15s}tbody tr:hover{background:#fafafa}tbody td{color:var(--text);vertical-align:middle;padding:14px 16px;font-size:14px}.admin-form-wrap{background:var(--white);border-radius:14px;max-width:800px;padding:32px;box-shadow:0 1px 6px #0000000d}.form-row{grid-template-columns:1fr 1fr;gap:20px;display:grid}.form-group{margin-bottom:20px}.form-group label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:600;display:block}.form-group input,.form-group textarea,.form-group select{border:1px solid var(--border);width:100%;color:var(--text);background:#fff;border-radius:8px;padding:10px 14px;font-size:14px;transition:border-color .2s,box-shadow .2s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #f74f221a}.form-group textarea{resize:vertical;min-height:100px}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:7px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}.btn-secondary{color:var(--text);background:#f3f4f6}.btn-secondary:hover{background:#e5e7eb}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-success{background:var(--success);color:#fff}.btn-sm{padding:6px 12px;font-size:12px}.badge{border-radius:20px;align-items:center;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge-green{color:#065f46;background:#d1fae5}.badge-red{color:#991b1b;background:#fee2e2}.badge-yellow{color:#92400e;background:#fef3c7}.badge-blue{color:#1e40af;background:#dbeafe}.badge-gray{color:#6b7280;background:#f3f4f6}.thumb{object-fit:cover;border-radius:8px;flex-shrink:0;width:52px;height:52px}.search-input{border:1px solid var(--border);color:var(--text);background:#f9fafb url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%239ca3af'%3E%3Cpath d='M10 2a8 8 0 105.293 14.293l4.707 4.707 1.414-1.414-4.707-4.707A8 8 0 0010 2zm0 2a6 6 0 110 12A6 6 0 0110 4z'/%3E%3C/svg%3E") 10px/16px no-repeat;border-radius:8px;min-width:220px;padding:8px 14px 8px 36px;font-size:14px;transition:all .2s}.search-input:focus{border-color:var(--primary);background-color:#fff;outline:none;box-shadow:0 0 0 3px #f74f221a}.login-page{background:linear-gradient(135deg,#16213e 0%,#0f3460 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:#fff;border-radius:20px;width:100%;max-width:420px;padding:48px 40px;box-shadow:0 20px 60px #0000004d}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{color:var(--primary);font-size:24px;font-weight:800}.login-logo p{color:#9ca3af;margin-top:4px;font-size:14px}.alert{border-radius:10px;align-items:flex-start;gap:10px;margin-bottom:20px;padding:14px 18px;font-size:14px;display:flex}.alert-error{color:#991b1b;background:#fee2e2;border:1px solid #fecaca}.alert-success{color:#065f46;background:#d1fae5;border:1px solid #a7f3d0}.modal-overlay{z-index:1000;background:#00000080;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:16px;width:100%;max-width:600px;max-height:90vh;padding:32px;overflow-y:auto}.modal-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.modal-header h2{font-size:20px;font-weight:700}.empty-state{text-align:center;color:#9ca3af;padding:60px 20px}.empty-state i{margin-bottom:16px;font-size:48px;display:block}.empty-state p{margin-bottom:20px;font-size:16px}.upload-area{border:2px dashed var(--border);text-align:center;cursor:pointer;border-radius:10px;padding:30px;transition:all .2s}.upload-area:hover{border-color:var(--primary);background:#f74f2208}.upload-preview{object-fit:cover;border-radius:8px;width:100%;max-height:200px;margin-top:12px}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}@keyframes toastSlideIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.admin-sidebar{transform:translate(-100%)}.admin-main{margin-left:0}.form-row{grid-template-columns:1fr}}