:root{--bg: #0b1120;--surface: #111a2e;--surface-2: #16213a;--border: #243049;--text: #e6edf6;--muted: #93a4bd;--primary: #0ea5e9;--primary-dark: #0284c7;--accent: #a855f7;--danger: #f43f5e;--success: #22c55e;--radius: 14px}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,system-ui,-apple-system,Arial,sans-serif;background:radial-gradient(1200px 600px at 80% -10%,#14233f 0%,var(--bg) 55%);color:var(--text);min-height:100vh}a{color:inherit;text-decoration:none}.container{width:min(1180px,92%);margin:0 auto}main.container{padding:28px 0 60px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:10px;padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;transition:transform .05s ease,background .2s ease,opacity .2s ease}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--accent);color:#fff}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{background:var(--surface-2)}.btn-block{width:100%}.btn-lg{padding:13px 24px;font-size:16px}.navbar{position:sticky;top:0;z-index:20;background:#0b1120d9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.navbar-inner{display:flex;align-items:center;justify-content:space-between;height:66px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}.brand-mark{width:34px;height:34px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:9px;color:#fff}.nav-links{display:flex;align-items:center;gap:18px}.nav-user{color:var(--muted);font-size:14px}.cart-link{position:relative;font-weight:600}.cart-badge{position:absolute;top:-8px;right:-14px;background:var(--danger);color:#fff;font-size:11px;font-weight:700;min-width:18px;height:18px;padding:0 5px;border-radius:9px;display:grid;place-items:center}.hero{background:linear-gradient(135deg,#14233f,#1b1240);border:1px solid var(--border);border-radius:20px;padding:46px 40px;margin-bottom:26px}.hero h1{margin:0 0 12px;font-size:38px}.hero p{margin:0;color:var(--muted);max-width:640px;font-size:17px}.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}.chip{background:var(--surface);color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:8px 16px;cursor:pointer;font-size:14px}.chip-active{background:var(--primary);color:#fff;border-color:var(--primary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}.product-card{padding:0;overflow:hidden;display:flex;flex-direction:column}.product-image{display:block;background:#0b1120}.product-image img{width:100%;height:200px;object-fit:cover;display:block}.product-body{padding:16px;display:flex;flex-direction:column;gap:8px;flex:1}.product-category{color:var(--accent);font-size:12px;text-transform:uppercase;letter-spacing:.06em}.product-name{font-weight:700;font-size:17px}.product-desc{color:var(--muted);font-size:13px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-footer{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px}.product-price{font-size:20px;font-weight:800}.back-link{color:var(--muted);display:inline-block;margin-bottom:16px}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.detail-image img{width:100%;border-radius:10px;display:block}.detail-info h1{margin:8px 0;font-size:30px}.detail-price{font-size:28px;font-weight:800;color:var(--primary);margin:4px 0 14px}.detail-desc{color:var(--muted);line-height:1.6}.specs-table{width:100%;border-collapse:collapse;margin:8px 0 22px}.specs-table th,.specs-table td{text-align:left;padding:9px 6px;border-bottom:1px solid var(--border);font-size:14px}.specs-table th{color:var(--muted);font-weight:600;width:40%}.detail-actions{display:flex;gap:12px;flex-wrap:wrap}.auth-page{display:grid;place-items:center;padding:30px 0}.auth-card{width:min(420px,100%)}.auth-card h1{margin:0 0 6px}form label{display:block;margin:14px 0 0;font-size:14px;font-weight:600}form input,form textarea{width:100%;margin-top:6px;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:9px;padding:11px 12px;font-size:15px;font-family:inherit}form input:focus,form textarea:focus{outline:2px solid var(--primary);border-color:transparent}.btn-block{margin-top:20px}.divider{display:flex;align-items:center;text-align:center;color:var(--muted);margin:20px 0;gap:12px}.divider:before,.divider:after{content:"";flex:1;height:1px;background:var(--border)}.auth-switch{text-align:center;margin-top:18px;color:var(--muted)}.auth-switch a{color:var(--primary);font-weight:600}.google-btn{display:flex;justify-content:center}.cart-layout{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}.cart-items{display:flex;flex-direction:column;gap:14px}.cart-item{display:grid;grid-template-columns:70px 1fr auto auto auto;gap:14px;align-items:center}.cart-item img{width:70px;height:60px;object-fit:cover;border-radius:8px;background:var(--bg)}.cart-item-info{display:flex;flex-direction:column;gap:3px}.cart-item-name{font-weight:600}.qty{display:flex;align-items:center;gap:10px}.qty button{width:28px;height:28px;border-radius:7px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;font-size:16px}.cart-item-total{font-weight:700;min-width:70px;text-align:right}.link-danger{background:none;border:none;color:var(--danger);cursor:pointer;font-size:13px}.cart-summary{position:sticky;top:86px}.summary-row{display:flex;justify-content:space-between;margin:10px 0;color:var(--muted)}.summary-total{color:var(--text);font-weight:800;font-size:18px;border-top:1px solid var(--border);padding-top:12px;margin-top:14px}.free{color:var(--success)}.checkout-layout{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}.checkout-forms{display:flex;flex-direction:column;gap:18px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.checkout-summary{position:sticky;top:86px}.success-banner{display:flex;align-items:center;gap:16px;margin-bottom:18px;border-color:var(--success)}.success-icon{width:46px;height:46px;border-radius:50%;background:var(--success);color:#fff;display:grid;place-items:center;font-size:24px;font-weight:800}.order-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;padding-bottom:16px;border-bottom:1px solid var(--border);margin-bottom:16px}.order-meta span{display:block;font-size:12px;margin-bottom:4px}.order-line{display:grid;grid-template-columns:56px 1fr auto;gap:12px;align-items:center;padding:8px 0}.order-line img{width:56px;height:48px;object-fit:cover;border-radius:7px;background:var(--bg)}.status-pill{background:#22c55e26;color:var(--success);padding:3px 12px;border-radius:999px;font-size:13px}.status-pill-lg{font-size:15px;padding:6px 16px}.ship-to{margin:18px 0}.ship-to p{line-height:1.6}.tracking-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.tracking-head span{display:block;font-size:12px;margin-bottom:4px}.track-steps{display:flex;justify-content:space-between;position:relative;margin:10px 0 24px}.track-steps:before{content:"";position:absolute;top:16px;left:6%;right:6%;height:3px;background:var(--border)}.track-step{display:flex;flex-direction:column;align-items:center;gap:8px;position:relative;z-index:1;flex:1;text-align:center;font-size:12px;color:var(--muted)}.track-dot{width:34px;height:34px;border-radius:50%;background:var(--surface-2);border:2px solid var(--border);display:grid;place-items:center;font-size:14px;color:#fff}.track-done .track-dot{background:var(--success);border-color:var(--success)}.track-active .track-dot{background:var(--primary);border-color:var(--primary);box-shadow:0 0 0 5px #0ea5e92e}.track-active span{color:var(--text);font-weight:700}.tracking-note{margin-top:8px;line-height:1.6}.admin-card{position:relative}.admin-tag{position:absolute;top:18px;right:18px;background:#a855f72e;color:var(--accent);padding:3px 12px;border-radius:999px;font-size:12px;font-weight:700}.admin-header{display:flex;align-items:baseline;gap:14px;margin-bottom:20px;flex-wrap:wrap}.admin-header h1{margin:0}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:22px}.stat{display:flex;flex-direction:column;gap:6px}.stat-label{color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:28px;font-weight:800}.admin-tabs{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap}.table-card{padding:18px}.table-card h3{margin:0 0 14px}.table-scroll{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;font-size:14px;min-width:760px}.data-table th,.data-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}.data-table th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em}.data-table tbody tr:hover{background:var(--surface-2)}.data-table .addr{max-width:220px;color:var(--muted)}.data-table .addr.token{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:12px;word-break:break-all}.data-table .card-num{font-family:ui-monospace,SF Mono,Menlo,monospace;white-space:nowrap}.operator-tag{background:#38bdf82e;color:#38bdf8}.status-select{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:6px 8px;font-size:13px}.link-btn{background:none;border:none;color:var(--primary);cursor:pointer;font-weight:600;font-size:13px}.expand-row td{background:var(--bg)}.order-items-detail{padding:6px 4px;color:var(--muted)}.order-items-detail ul{margin:8px 0 0;padding-left:18px}.provider{background:var(--surface-2);padding:3px 10px;border-radius:999px;font-size:12px}.provider.google{background:#0ea5e926;color:var(--primary)}.muted{color:var(--muted)}.small{font-size:13px}.error{background:#f43f5e1f;color:#fca5b5;border:1px solid rgba(244,63,94,.3);padding:10px 14px;border-radius:9px}.empty-state{text-align:center;padding:60px 0;display:flex;flex-direction:column;align-items:center;gap:14px}.footer{border-top:1px solid var(--border);padding:22px 0;text-align:center;color:var(--muted);font-size:14px}code{background:var(--surface-2);padding:2px 6px;border-radius:5px;font-size:13px}@media (max-width: 880px){.detail-grid,.cart-layout,.checkout-layout{grid-template-columns:1fr}.cart-summary,.checkout-summary{position:static}.hero h1{font-size:30px}}