*{box-sizing:border-box;margin:0;padding:0}body{color:#1a1a1a;-webkit-font-smoothing:antialiased;background:#f5f6f8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.navbar{z-index:100;background:#0a1628;border-bottom:1px solid #ffffff14;justify-content:space-between;align-items:center;height:56px;padding:0 1.5rem;display:flex;position:sticky;top:0}.nav-brand{color:#fff;align-items:center;gap:8px;font-size:15px;font-weight:600;display:flex}.nav-icon{font-size:18px}.btn-login{color:#fff;cursor:pointer;background:#378add;border:none;border-radius:8px;padding:8px 16px;font-size:13px;font-weight:500}.nav-user{position:relative}.nav-avatar{color:#fff;cursor:pointer;background:#378add;border:none;border-radius:50%;width:34px;height:34px;font-size:14px;font-weight:600}.nav-dropdown{background:#fff;border-radius:10px;min-width:180px;position:absolute;top:calc(100% + 8px);right:0;overflow:hidden;box-shadow:0 8px 24px #00000026}.nav-email{color:#666;border-bottom:1px solid #f0f0f0;padding:10px 14px 6px;font-size:12px}.dropdown-item{color:#333;text-align:left;cursor:pointer;background:0 0;border:none;width:100%;padding:10px 14px;font-size:14px;text-decoration:none;display:block}.dropdown-item:hover{background:#f5f7fa}.dropdown-item.logout{color:#ef4444}.modal-overlay{z-index:1000;background:#0009;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal-box{background:#fff;border-radius:16px;width:100%;max-width:380px;padding:2rem;position:relative}.modal-close{cursor:pointer;color:#666;background:0 0;border:none;font-size:18px;position:absolute;top:1rem;right:1rem}.modal-logo{color:#0a1628;align-items:center;gap:8px;margin-bottom:1.5rem;font-size:15px;font-weight:600;display:flex}.modal-tabs{border-bottom:1px solid #e5e7eb;margin-bottom:1.5rem;display:flex}.modal-tabs button{color:#666;cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;margin-bottom:-1px;padding:.6rem;font-size:14px;font-weight:500}.modal-tabs button.active{color:#378add;border-bottom-color:#378add}.form-group input{box-sizing:border-box;border:1px solid #d1d5db;border-radius:8px;outline:none;width:100%;padding:10px 12px;font-size:14px;transition:border-color .2s}.form-group input:focus{border-color:#378add}.form-error{color:#ef4444;margin-bottom:1rem;font-size:13px}.form-success{color:#22c55e;margin-bottom:1rem;font-size:13px}.btn-submit{color:#fff;cursor:pointer;background:#378add;border:none;border-radius:8px;width:100%;padding:12px;font-size:15px;font-weight:500}.btn-submit:hover{background:#2a6bb5}.btn-submit:disabled{cursor:not-allowed;background:#93c5fd}.product-card{cursor:pointer;background:#fff;border:1px solid #e5e7eb;border-radius:12px;transition:box-shadow .2s,transform .2s;overflow:hidden}.product-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000001a}.card-image{background:#f3f4f6;height:160px;position:relative;overflow:hidden}.card-image img{object-fit:cover;width:100%;height:100%}.card-image-placeholder{justify-content:center;align-items:center;height:100%;font-size:48px;display:flex}.status-badge{color:#fff;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:600;position:absolute;top:10px;right:10px}.card-body{padding:14px}.card-name{color:#0a1628;margin:0 0 6px;font-size:15px;font-weight:600;line-height:1.3}.card-spec{color:#6b7280;margin:0 0 10px;font-size:12px;line-height:1.5}.card-tags{flex-wrap:wrap;gap:5px;margin-bottom:12px;display:flex}.tag{color:#3b5fb5;background:#f0f4ff;border-radius:6px;padding:3px 8px;font-size:11px;font-weight:500}.card-footer{justify-content:space-between;align-items:center;display:flex}.card-price{color:#378add;margin:0;font-size:16px;font-weight:700}.card-btn{color:#378add;cursor:pointer;background:#f0f7ff;border:none;border-radius:7px;padding:6px 12px;font-size:12px;font-weight:500}.card-btn:hover{background:#dbeafe}.detail-overlay{z-index:500;background:#000000a6;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.detail-modal{background:#fff;border-radius:16px;grid-template-columns:1.2fr 1fr;width:100%;max-width:1000px;max-height:90vh;display:grid;position:relative;overflow-y:auto}@media (width<=600px){.detail-modal{grid-template-columns:1fr}}.detail-close{z-index:10;color:#fff;cursor:pointer;background:#00000080;border:none;border-radius:50%;width:30px;height:30px;font-size:14px;position:absolute;top:12px;right:12px}.detail-gallery{background:#f3f4f6;border-radius:16px 0 0 16px;flex-direction:column;display:flex;overflow:hidden}@media (width<=600px){.detail-gallery{border-radius:16px 16px 0 0}}.gallery-main{cursor:zoom-in;flex:1;min-height:600px;position:relative;overflow:hidden}.gallery-main 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10px;font-size:11px;font-weight:600}.detail-price{color:#378add;margin:0;font-size:24px;font-weight:700}.detail-specs{border:1px solid #e5e7eb;border-radius:10px;flex-direction:column;display:flex;overflow:hidden}.spec-row{border-bottom:1px solid #f0f0f0;font-size:13px;display:flex}.spec-row:last-child{border-bottom:none}.spec-row span:first-child{color:#6b7280;background:#f9fafb;border-right:1px solid #f0f0f0;flex-shrink:0;width:90px;padding:9px 12px;font-weight:500}.spec-row span:last-child{color:#1f2937;padding:9px 12px}.detail-actions{flex-wrap:wrap;gap:8px;margin-top:auto;display:flex}.btn-call,.btn-zalo,.btn-order{cursor:pointer;border:none;border-radius:8px;flex:1;justify-content:center;align-items:center;gap:6px;min-width:90px;padding:10px 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#f0f0f0;margin:0 0 1.5rem;padding-bottom:1rem;font-size:14px;font-weight:500}.form-group{margin-bottom:1rem}.form-group label{color:#374151;margin-bottom:6px;font-size:13px;font-weight:500;display:block}.form-group input,.form-group textarea{box-sizing:border-box;resize:vertical;border:1px solid #d1d5db;border-radius:8px;outline:none;width:100%;padding:10px 12px;font-family:inherit;font-size:14px;transition:border-color .2s}.form-group input:focus,.form-group textarea:focus{border-color:#378add}.btn-order-submit{color:#fff;cursor:pointer;background:#0068ff;border:none;border-radius:8px;width:100%;margin-top:.5rem;padding:12px;font-size:15px;font-weight:500}.order-note{color:#9ca3af;text-align:center;margin-top:10px;margin-bottom:0;font-size:12px}.order-success{text-align:center;padding:1rem 0}.success-icon{margin-bottom:1rem;font-size:48px}.order-success h3{color:#0a1628;margin:0 0 8px;font-size:20px;font-weight:700}.order-success p{color:#6b7280;margin:0 0 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td{background:#fafafa}.table-img{object-fit:cover;border-radius:6px;width:48px;height:48px}.table-img-placeholder{background:#f3f4f6;border-radius:6px;justify-content:center;align-items:center;width:48px;height:48px;font-size:20px;display:flex}.table-name{color:#0a1628;margin:0 0 2px;font-weight:600}.table-serial{color:#9ca3af;margin:0;font-size:12px}.table-spec{color:#6b7280;max-width:200px}.table-price{color:#378add;white-space:nowrap;font-weight:600}.status-dot{color:#fff;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-block}.table-actions{gap:6px;display:flex}.btn-edit,.btn-delete{cursor:pointer;border:none;border-radius:6px;padding:6px 12px;font-size:12px;font-weight:500}.btn-edit{color:#378add;background:#f0f7ff}.btn-edit:hover{background:#dbeafe}.btn-delete{color:#ef4444;background:#fef2f2}.btn-delete:hover{background:#fee2e2}.table-empty{text-align:center;color:#9ca3af;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:4rem}.form-overlay{z-index:900;background:#0009;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.form-modal{background:#fff;border-radius:16px;flex-direction:column;width:100%;max-width:640px;max-height:90vh;display:flex;overflow:hidden}.form-header{border-bottom:1px solid #e5e7eb;flex-shrink:0;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.form-header h2{color:#0a1628;margin:0;font-size:17px;font-weight:700}.form-close{cursor:pointer;color:#666;background:0 0;border:none;font-size:18px}.form-body{flex:1;padding:1.5rem;overflow-y:auto}.form-section{margin-bottom:1.25rem}.form-label{color:#374151;margin-bottom:6px;font-size:13px;font-weight:500;display:block}.form-input{box-sizing:border-box;border:1px solid #d1d5db;border-radius:8px;outline:none;width:100%;padding:9px 12px;font-family:inherit;font-size:14px;transition:border-color .2s}.form-input:focus{border-color:#378add}.image-upload-area{flex-wrap:wrap;align-items:flex-start;gap:12px;display:flex}.preview-img{object-fit:cover;border:1px solid #e5e7eb;border-radius:8px;flex-shrink:0;width:80px;height:80px}.upload-controls{flex-direction:column;flex:1;gap:8px;min-width:200px;display:flex}.btn-upload{color:#374151;cursor:pointer;text-align:center;background:#f3f4f6;border:1px dashed #d1d5db;border-radius:8px;padding:8px 16px;font-size:13px;font-weight:500}.btn-upload:hover{background:#e5e7eb}.upload-or{color:#9ca3af;text-align:center;font-size:12px}.form-grid{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.form-group{flex-direction:column;display:flex}.form-group.full{grid-column:1/-1}.form-error{color:#ef4444;margin:.5rem 0;font-size:13px}.form-footer{border-top:1px solid #e5e7eb;justify-content:flex-end;gap:10px;margin-top:1.5rem;padding-top:1rem;display:flex}.btn-cancel{color:#374151;cursor:pointer;background:#f3f4f6;border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:500}.btn-save{color:#fff;cursor:pointer;background:#378add;border:none;border-radius:8px;padding:10px 24px;font-size:14px;font-weight:500}.btn-save:disabled{opacity:.6;cursor:not-allowed}.preview-list{flex-wrap:wrap;gap:8px;margin:10px 0;display:flex}.preview-item{position:relative}.preview-item img{object-fit:cover;border:1px solid #e5e7eb;border-radius:8px;width:80px;height:80px;display:block}.order-empty{text-align:center;color:#9ca3af;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:4rem}.table-wrap{background:#fff;border:1px solid #e5e7eb;border-radius:12px;overflow-x:auto}.order-table{border-collapse:collapse;width:100%;font-size:13px}.order-table th{text-align:left;color:#6b7280;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;background:#f9fafb;border-bottom:1px solid #e5e7eb;padding:11px 14px;font-size:11px;font-weight:600}.order-table td{vertical-align:middle;border-bottom:1px solid #f0f0f0;padding:11px 14px}.order-table tr:last-child td{border-bottom:none}.order-table tr:hover td{background:#fafafa}.order-id{color:#6b7280;font-weight:700}.order-product{color:#0a1628;max-width:160px;font-weight:600}.order-customer{font-weight:500}.order-phone{color:#378add;font-weight:500;text-decoration:none}.order-note{color:#6b7280;max-width:150px}.order-date{color:#6b7280;white-space:nowrap;font-size:12px}.order-status{color:#fff;white-space:nowrap;border-radius:999px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-block}.status-select{cursor:pointer;background:#fff;border:1px solid #d1d5db;border-radius:6px;outline:none;padding:5px 8px;font-size:12px}.status-select:focus{border-color:#378add}.admin{background:#f5f6f8;min-height:100vh}.admin-loading{justify-content:center;align-items:center;min-height:100vh;display:flex}@keyframes spin{to{transform:rotate(360deg)}}.admin-denied{flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:100vh;display:flex}.admin-denied h2{font-size:22px}.admin-denied a{color:#378add;font-size:14px;text-decoration:none}.admin-header{background:#0a1628;justify-content:space-between;align-items:center;height:60px;padding:0 1.5rem;display:flex}.admin-brand{align-items:center;gap:12px;display:flex}.admin-brand span{font-size:22px}.admin-brand h1{color:#fff;margin:0;font-size:16px;font-weight:700}.admin-brand p{color:#7a9bbf;margin:0;font-size:12px}.btn-view-site{color:#7a9bbf;font-size:13px;text-decoration:none}.btn-view-site:hover{color:#fff}.admin-tabs{background:#fff;border-bottom:1px solid #e5e7eb;gap:0;padding:0 1.5rem;display:flex}.admin-tabs button{color:#6b7280;cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:14px 20px;font-size:14px;font-weight:500}.admin-tabs button.active{color:#378add;border-bottom-color:#378add}.admin-content{max-width:1200px;margin:0 auto;padding:1.5rem}.admin-toolbar{margin-bottom:1rem}.btn-add{color:#fff;cursor:pointer;background:#378add;border:none;border-radius:8px;padding:10px 20px;font-size:14px;font-weight:500}.btn-add:hover{background:#2a6bb5}.admin-loading-inline{text-align:center;color:#9ca3af;padding:3rem}.app{min-height:100vh}.app-loading{justify-content:center;align-items:center;min-height:100vh;display:flex}.spinner{border:3px solid #e5e7eb;border-top-color:#378add;border-radius:50%;width:36px;height:36px;animation:.7s linear infinite spin}