:root{--text-primary:#1d1d1f;--text-secondary:#86868b;--text-tertiary:#6e6e73;--bg-primary:#fff;--bg-secondary:#f5f5f7;--bg-tertiary:#fbfbfd;--border:#00000014;--border-strong:#0000001f;--accent:#0071e3;--accent-hover:#0077ed;--success:#34c759;--warning:#ff9f0a;--error:#ff3b30;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #00000014;--shadow-lg:0 8px 24px #0000001f;--font-system:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Helvetica", "Arial", sans-serif;--font-mono:"SF Mono", ui-monospace, "Menlo", "Monaco", "Cascadia Mono", "Segoe UI Mono", "Roboto Mono", monospace;font-family:var(--font-system);letter-spacing:-.022em;color:var(--text-primary);background:var(--bg-secondary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-size:17px;font-weight:400;line-height:1.47059}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh;margin:0}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{letter-spacing:-.022em;color:var(--text-primary);font-weight:600}h1{letter-spacing:-.024em;font-size:32px;line-height:1.125}h2{font-size:24px;line-height:1.16667}h3{font-size:19px;line-height:1.21053}p{color:var(--text-secondary)}a{color:var(--accent);text-decoration:none;transition:opacity .2s}a:hover{text-decoration:underline}::selection{background:#0071e333}.app{flex-direction:column;min-height:100vh;display:flex}.header{-webkit-backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--border);z-index:100;background:#ffffffb8;justify-content:space-between;align-items:center;height:48px;padding:0 22px;display:flex;position:sticky;top:0}.header-content{justify-content:space-between;align-items:center;width:100%;max-width:980px;margin:0 auto;display:flex}.header-actions{flex-direction:column;align-items:flex-end;gap:4px;display:flex}.logo{color:var(--text-primary);font-size:21px;font-weight:600;text-decoration:none}.logo:hover{opacity:.8;text-decoration:none}.nav{align-items:center;gap:16px;font-size:14px;display:flex}.nav a{color:var(--text-secondary);text-decoration:none;transition:color .2s}.nav a:hover{color:var(--text-primary);text-decoration:none}.cart-link{align-items:center;gap:4px;display:flex;position:relative}.cart-count{background:var(--accent);color:#fff;border-radius:9px;justify-content:center;align-items:center;min-width:18px;height:18px;padding:0 5px;font-size:11px;font-weight:600;display:flex;position:absolute;top:-8px;right:-12px}.user-email{color:var(--text-tertiary);font-size:14px}.header-error{color:var(--error);margin:0;font-size:12px}.main{flex:1;width:100%;max-width:980px;margin:0 auto;padding:40px 22px}.btn{font-family:var(--font-system);background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:980px;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:17px;font-weight:400;text-decoration:none;transition:all .2s;display:inline-flex}.btn:hover{background:var(--accent-hover);text-decoration:none;transform:scale(1.02)}.btn:active{transform:scale(.98)}.btn:disabled{background:var(--text-tertiary);cursor:not-allowed;transform:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-secondary);color:var(--accent)}.btn-secondary:hover{background:#e8e8ed}.btn-danger{background:var(--error);color:#fff}.btn-danger:hover{background:#ff453a}.btn-ghost{color:var(--accent);background:0 0;padding:8px 16px}.btn-ghost:hover{background:#0071e314;transform:none}.btn-link{color:var(--accent);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px 12px;font-size:14px;transition:all .2s}.btn-link:hover{background:#0071e314}.loading{height:200px;color:var(--text-secondary);justify-content:center;align-items:center;display:flex}.error{color:var(--error);background:#ff3b3014;border-radius:12px;margin-bottom:20px;padding:12px 16px;font-size:15px}.home h1{margin-bottom:32px}.product-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;display:grid}.product-card{background:var(--bg-primary);box-shadow:var(--shadow-sm);border-radius:20px;text-decoration:none;transition:all .2s;display:block;overflow:hidden}.product-card:hover{box-shadow:var(--shadow-md);text-decoration:none;transform:translateY(-4px)}.product-image{object-fit:cover;background:var(--bg-secondary);width:100%;height:200px}.product-info{padding:20px}.product-name{color:var(--text-primary);margin-bottom:8px;font-size:17px;font-weight:600}.product-price{color:var(--accent);font-size:21px;font-weight:600}.product-stock{color:var(--text-tertiary);margin-top:8px;font-size:14px}.product-stock.low{color:var(--warning)}.product-stock.out{color:var(--error)}.product-detail{background:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:24px;grid-template-columns:1fr 1fr;gap:40px;padding:40px;display:grid}.product-detail-image{background:var(--bg-secondary);border-radius:16px;width:100%}.product-detail-info h1{margin-bottom:16px}.product-detail-price{color:var(--accent);margin-bottom:16px;font-size:32px;font-weight:600}.product-detail-description{color:var(--text-secondary);margin-bottom:24px;line-height:1.6}.product-detail-error{color:var(--error);background:#ff3b3014;border-radius:12px;margin-bottom:16px;padding:12px 16px;font-size:15px}.product-detail-stock{color:var(--success);margin-bottom:24px;font-size:15px}.product-detail-stock.out{color:var(--error)}.product-detail-field{flex-direction:column;gap:8px;margin-bottom:20px;display:flex}.product-detail-field label{color:var(--text-primary);font-size:14px;font-weight:500}.product-detail-field select,.product-detail-field input{border:1px solid var(--border-strong);width:100%;font-size:16px;font-family:var(--font-system);background:var(--bg-primary);color:var(--text-primary);border-radius:12px;padding:12px 16px}.product-detail-field-inline{max-width:160px}.cart-page h1{margin-bottom:32px}.cart-empty{text-align:center;background:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:24px;padding:64px 48px}.cart-empty p{color:var(--text-secondary);margin-bottom:24px;font-size:17px}.cart-items{background:var(--bg-primary);box-shadow:var(--shadow-sm);border-radius:20px;margin-bottom:24px;overflow:hidden}.cart-item{border-bottom:1px solid var(--border);align-items:center;gap:20px;padding:20px 24px;display:flex}.cart-item:last-child{border-bottom:none}.cart-item-image{object-fit:cover;background:var(--bg-secondary);border-radius:12px;width:80px;height:80px}.cart-item-info{flex:1}.cart-item-info h4{color:var(--text-primary);margin-bottom:4px;font-size:17px;font-weight:600}.cart-item-price{color:var(--text-secondary);font-size:15px}.cart-item-variant{color:var(--text-tertiary);margin-bottom:4px;font-size:14px}.cart-item-error{color:var(--error);margin-top:6px;font-size:13px}.cart-item-quantity{align-items:center;gap:12px;display:flex}.cart-item-quantity button{background:var(--bg-secondary);width:36px;height:36px;color:var(--text-primary);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;padding:0;font-size:18px;transition:all .2s;display:flex}.cart-item-quantity button:hover{background:var(--bg-tertiary);transform:none}.cart-item-quantity button:disabled{opacity:.5;cursor:not-allowed}.cart-item-quantity span{text-align:center;min-width:32px;font-size:17px;font-weight:500}.cart-item-subtotal{color:var(--text-primary);text-align:right;min-width:100px;font-size:17px;font-weight:600}.cart-item-remove{color:var(--error);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px;font-size:14px;transition:all .2s}.cart-item-remove:hover{background:#ff3b3014;transform:none}.cart-summary{background:var(--bg-primary);box-shadow:var(--shadow-sm);border-radius:20px;padding:24px}.cart-total{justify-content:space-between;margin-bottom:24px;font-size:21px;display:flex}.cart-total-amount{color:var(--text-primary);font-weight:600}.cart-actions{justify-content:flex-end;gap:12px;display:flex}.checkout-page h1{margin-bottom:32px}.checkout-form{background:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:24px;max-width:600px;padding:40px}.checkout-summary{border-bottom:1px solid var(--border);margin-bottom:32px;padding-bottom:24px}.checkout-summary h2{margin-bottom:16px;font-size:21px}.checkout-item{color:var(--text-secondary);justify-content:space-between;margin-bottom:8px;font-size:15px;display:flex}.checkout-total{border-top:1px solid var(--border);color:var(--text-primary);justify-content:space-between;margin-top:16px;padding-top:16px;font-size:19px;font-weight:600;display:flex}.checkout-payment h2{margin-bottom:16px;font-size:21px}.checkout-redirect-note{border:1px solid var(--border-strong);background:var(--bg-secondary);color:var(--text-secondary);border-radius:12px;margin-bottom:24px;padding:16px;font-size:15px;line-height:1.5}.checkout-error{color:var(--error);background:#ff3b3014;border-radius:12px;margin-bottom:16px;padding:12px 16px;font-size:15px}.btn-checkout{width:100%;padding:16px 24px;font-size:17px}.order-success{text-align:center;background:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:24px;max-width:500px;margin:0 auto;padding:64px 48px}.success-icon{color:var(--success);margin-bottom:24px;font-size:64px}.order-success h1{margin-bottom:12px}.order-success p{color:var(--text-secondary);margin-bottom:24px;font-size:17px}.order-details{background:var(--bg-secondary);border-radius:16px;margin-bottom:32px;padding:20px}.order-details p{color:var(--text-primary);margin:4px 0}.order-success-actions{justify-content:center;gap:12px;display:flex}.orders-page h1{margin-bottom:32px}.orders-empty{text-align:center;background:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:24px;padding:64px 48px}.orders-empty p{color:var(--text-secondary);margin-bottom:24px;font-size:17px}.orders-list{flex-direction:column;gap:16px;display:flex}.order-card{background:var(--bg-primary);box-shadow:var(--shadow-sm);border-radius:20px;padding:24px;transition:all .2s}.order-card:hover{box-shadow:var(--shadow-md)}.order-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.order-id{color:var(--text-primary);font-weight:600}.order-status{border-radius:980px;padding:6px 12px;font-size:13px;font-weight:500}.status-pending{color:#cc7d08;background:#ff9f0a1f}.status-paid{color:#1d6f35;background:#34c7591f}.status-shipped{color:#005bb5;background:#0071e31f}.status-delivered{color:#1d6f35;background:#34c7591f}.status-cancelled{color:#cc2f27;background:#ff3b301f}.order-items{margin-bottom:16px}.order-item{border-bottom:1px solid var(--border);justify-content:space-between;padding:12px 0;font-size:15px;display:flex}.order-item:last-child{border-bottom:none}.order-footer{color:var(--text-tertiary);justify-content:space-between;font-size:14px;display:flex}.order-total{color:var(--text-primary);font-weight:600}.auth-page{background:var(--bg-primary);max-width:400px;box-shadow:var(--shadow-lg);border-radius:24px;margin:80px auto;padding:40px}.auth-page h1{text-align:center;margin-bottom:32px;font-size:28px}.auth-form{flex-direction:column;gap:20px;display:flex}.form-group{flex-direction:column;gap:8px;display:flex}.form-group label{color:var(--text-primary);font-size:14px;font-weight:500}.form-group input{border:1px solid var(--border-strong);width:100%;font-size:17px;font-family:var(--font-system);background:var(--bg-primary);color:var(--text-primary);border-radius:12px;padding:12px 16px;transition:all .2s}.form-group input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 4px #0071e31f}.form-group input::placeholder{color:var(--text-tertiary)}.auth-error{color:var(--error);text-align:center;background:#ff3b3014;border-radius:12px;padding:12px 16px;font-size:15px}.auth-link{text-align:center;color:var(--text-secondary);margin-top:24px;font-size:15px}.auth-link a{color:var(--accent);font-weight:500}.admin-page h1{margin-bottom:32px}.admin-header{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.admin-count{color:var(--text-tertiary);font-size:15px}.admin-form{background:var(--bg-primary);box-shadow:var(--shadow-sm);border-radius:20px;margin-bottom:24px;padding:32px}.admin-form h2{margin-bottom:24px;font-size:21px}.admin-form textarea{border:1px solid var(--border-strong);width:100%;font-size:17px;font-family:var(--font-system);background:var(--bg-primary);color:var(--text-primary);resize:vertical;border-radius:12px;min-height:80px;padding:12px 16px}.admin-form textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 4px #0071e31f}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.form-actions{justify-content:flex-end;gap:12px;margin-top:24px;display:flex}.admin-variation-section{border-top:1px solid var(--border);margin-top:24px;padding-top:24px}.admin-variation-header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:16px;display:flex}.admin-variation-header h3{margin-bottom:4px}.admin-variation-header p{color:var(--text-secondary);font-size:14px}.admin-variation-empty{color:var(--text-tertiary);border:1px dashed var(--border-strong);border-radius:16px;padding:16px;font-size:14px}.admin-variation-list{flex-direction:column;gap:16px;display:flex}.admin-variation-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:20px}.admin-variation-actions{justify-content:flex-end;margin-top:12px;display:flex}.admin-table-container{background:var(--bg-primary);box-shadow:var(--shadow-sm);border-radius:20px;overflow:hidden}.admin-table{border-collapse:collapse;width:100%}.admin-table th{text-align:left;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border);background:var(--bg-secondary);padding:16px 20px;font-size:14px;font-weight:500}.admin-table td{border-bottom:1px solid var(--border);vertical-align:middle;padding:16px 20px}.admin-table tbody tr:last-child td{border-bottom:none}.admin-table tbody tr:hover{background:var(--bg-secondary)}.admin-product-image{object-fit:cover;background:var(--bg-secondary);border-radius:8px;width:48px;height:48px}.admin-product-name{color:var(--text-primary);margin-bottom:4px;font-weight:600}.admin-product-desc{color:var(--text-tertiary);font-size:14px}.stock-badge{color:#1d6f35;background:#34c7591f;border-radius:980px;padding:4px 12px;font-size:14px;font-weight:500;display:inline-block}.stock-badge.low{color:#cc7d08;background:#ff9f0a1f}.stock-badge.out{color:#cc2f27;background:#ff3b301f}.admin-actions{gap:8px;display:flex}.admin-empty{text-align:center;background:var(--bg-primary);box-shadow:var(--shadow-md);border-radius:24px;padding:64px 48px}.admin-empty p{color:var(--text-secondary);margin-bottom:24px;font-size:17px}.order-id-cell{font-family:ui-monospace,monospace;font-size:14px}.user-id-cell{color:var(--text-tertiary);font-size:14px}.order-items-preview{font-size:14px}.order-item-mini{color:var(--text-secondary);margin-bottom:4px}.order-item-mini:last-child{margin-bottom:0}.order-total-cell{font-weight:600}.date-cell{color:var(--text-tertiary);font-size:14px}.status-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-position:right 8px center;background-repeat:no-repeat;background-size:14px;border:none;border-radius:980px;padding:6px 28px 6px 12px;font-size:14px;font-weight:500}.status-select.status-pending{color:#cc7d08;background-color:#ff9f0a1f}.status-select.status-paid{color:#1d6f35;background-color:#34c7591f}.status-select.status-shipped{color:#005bb5;background-color:#0071e31f}.status-select.status-delivered{color:#1d6f35;background-color:#34c7591f}.status-select.status-cancelled{color:#cc2f27;background-color:#ff3b301f}@media (width<=768px){.header{padding:0 16px}.main{padding:24px 16px}.product-detail{grid-template-columns:1fr;gap:24px;padding:24px}.product-grid{grid-template-columns:1fr}.cart-item{flex-wrap:wrap;gap:16px}.cart-item-image{width:60px;height:60px}.cart-item-subtotal{text-align:left;width:100%}.cart-actions{flex-direction:column}.cart-actions .btn{width:100%}.header-content{flex-direction:column;gap:12px;padding:12px 0}.nav{flex-wrap:wrap;justify-content:center}.auth-page{margin:40px 16px;padding:32px 24px}.checkout-form{padding:24px}.order-success{padding:40px 24px}.order-success-actions{flex-direction:column}.order-success-actions .btn{width:100%}}