:root{--amazon-navy:#131921;--amazon-blue:#232f3e;--amazon-orange:#ff9900;--amazon-orange-dark:#e68600;--amazon-yellow:#ffd814;--amazon-yellow-dark:#f7ca00;--bg:#eaeded;--card:#ffffff;--text:#0f1111;--muted:#565959;--line:#d5d9d9;--link:#007185;--danger:#b12704;--soft:#f7fafa;--success:#067d62;font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:15px}a{color:inherit;text-decoration:none}a:hover{color:#c7511f;text-decoration:underline}img{max-width:100%;display:block}.site-header{position:sticky;top:0;z-index:20;background:var(--amazon-navy);color:#fff;box-shadow:0 2px 8px #0000002e}.top-bar{display:grid;grid-template-columns:220px 1fr auto;gap:18px;align-items:center;padding:12px 5vw}.brand{font-size:25px;font-weight:800;letter-spacing:.2px;color:#fff}.brand:hover{color:#fff;text-decoration:none}.header-search{display:grid;grid-template-columns:1fr 98px;max-width:760px}.header-search input{height:42px;border:0;border-radius:5px 0 0 5px;padding:0 14px;font-size:15px}.header-search button{height:42px;border:0;border-radius:0 5px 5px 0;background:var(--amazon-orange);font-weight:700;cursor:pointer}.header-search button:hover{background:var(--amazon-orange-dark)}.cart-link{font-weight:700;color:#fff}.cart-link:hover{color:#fff}.cart-count{background:var(--amazon-orange);color:#111;border-radius:999px;padding:2px 8px;font-weight:800;margin-left:4px}.nav{display:flex;gap:22px;align-items:center;background:var(--amazon-blue);padding:9px 5vw}.nav a{font-size:14px;color:#fff}.nav a:hover{color:#fff;text-decoration:none;outline:1px solid white;border-radius:2px}main{min-height:72vh}.site-footer{padding:34px 6vw;color:#d5dbdb;background:var(--amazon-blue);margin-top:56px}.site-footer p{margin:0}.container{width:min(1240px,94vw);margin:0 auto}.hero{padding:24px 0 18px}.hero-card{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:center;background:#fff;padding:36px 42px;border:1px solid var(--line);box-shadow:0 2px 8px #0f11111f}.hero h1{font-size:clamp(32px,4.6vw,56px);line-height:1.04;margin:12px 0 16px}.hero p{font-size:18px;line-height:1.55;color:var(--muted);margin:0 0 24px}.hero-visual{min-height:290px;background:linear-gradient(135deg,#232f3e,#0f1111);display:flex;align-items:center;justify-content:center;color:#fff;font-size:31px;font-weight:800;text-align:center;padding:20px;border-radius:4px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #a88734;border-radius:8px;background:var(--amazon-yellow);color:#0f1111;font-weight:700;padding:10px 16px;cursor:pointer;transition:.12s;min-height:40px}.btn:hover{background:var(--amazon-yellow-dark);color:#0f1111;text-decoration:none}.btn.secondary{background:#fff;border-color:#adb1b8;color:#0f1111}.btn.secondary:hover{background:#f7fafa}.btn.buy{background:var(--amazon-orange);border-color:#cc7a00}.btn.buy:hover{background:var(--amazon-orange-dark)}.btn.danger{background:#fff;border-color:#d00;color:#b12704}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-row{display:flex;gap:12px;flex-wrap:wrap}.tag{display:inline-flex;background:#eef7fa;color:#007185;border:1px solid #c8e5ea;border-radius:3px;padding:4px 8px;font-size:12px;font-weight:700}.muted{color:var(--muted)}.section-title{display:flex;justify-content:space-between;gap:20px;align-items:end;margin:30px 0 14px}.section-title h2{font-size:28px;margin:0}.section-title p{color:var(--muted);margin:6px 0 0}.toolbar{display:grid;grid-template-columns:1fr 230px;gap:12px;margin:18px 0}.input,.select,textarea{width:100%;border:1px solid var(--line);border-radius:6px;background:#fff;padding:12px;font:inherit}.input:focus,.select:focus,textarea:focus{outline:3px solid #c8f3fa;border-color:#007185}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.product-card{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;box-shadow:0 1px 3px #0f111114}.product-card:hover{box-shadow:0 3px 10px #0f111126}.product-card img{height:225px;width:100%;object-fit:contain;background:#fff;padding:14px;border-bottom:1px solid #f0f2f2}.product-card-body{padding:14px;display:flex;flex-direction:column;gap:9px;flex:1}.product-title{font-weight:700;font-size:17px;line-height:1.3;color:#007185}.price-text{font-size:20px;font-weight:700;color:#b12704}.product-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:auto}.pagination{display:flex;justify-content:center;gap:8px;margin:28px 0}.page-btn{border:1px solid var(--line);background:#fff;border-radius:8px;padding:9px 13px;cursor:pointer}.page-btn.active{background:var(--amazon-blue);color:#fff;border-color:var(--amazon-blue)}.detail-top{display:grid;grid-template-columns:minmax(430px,1.05fr) minmax(360px,.75fr) 300px;gap:22px;margin:24px 0;align-items:start}.gallery-card,.info-card,.buy-box,.panel{background:#fff;border:1px solid var(--line);padding:18px;box-shadow:0 1px 3px #0f111114}.main-image{width:100%;aspect-ratio:1.05;object-fit:contain;background:#fff}.thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin-top:14px}.thumbs img{height:68px;object-fit:cover;border:1px solid var(--line);border-radius:6px;cursor:pointer;padding:3px;background:#fff}.thumbs img.active{border:2px solid #e77600;box-shadow:0 0 3px 1px #f0c14b}.info-card h1{font-size:27px;line-height:1.22;margin:8px 0 12px;font-weight:500}.info-meta{padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:14px}.price-label{font-size:27px;font-weight:400;color:#b12704;margin:8px 0 6px}.buy-box h3{margin:0 0 12px;font-size:18px}.availability{color:var(--success);font-weight:700;margin:8px 0 14px}.qty-row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:14px 0}.qty-control{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f0f2f2}.qty-control button{border:0;background:#f0f2f2;padding:9px 12px;cursor:pointer}.qty-control input{width:48px;border:0;text-align:center;font:inherit;background:#fff}.content-grid{display:grid;grid-template-columns:1fr;gap:18px;margin:24px 0}.panel h2{margin:0 0 14px;font-size:24px}.spec-table{width:100%;border-collapse:collapse;border:1px solid var(--line)}.spec-table tr{border-bottom:1px solid var(--line)}.spec-table th{width:32%;text-align:left;color:#0f1111;background:#f3f3f3;font-weight:700}.spec-table th,.spec-table td{padding:12px 14px;vertical-align:top}.about-list{padding-left:20px;line-height:1.55}.about-list li{margin-bottom:10px;white-space:pre-wrap}.about-intro{color:var(--muted);margin-top:-4px}.cart-layout{display:grid;grid-template-columns:1fr 360px;gap:20px;margin-top:24px}.cart-item{display:grid;grid-template-columns:96px 1fr auto;gap:16px;align-items:center;border-bottom:1px solid var(--line);padding:16px 0}.cart-item img{width:96px;height:96px;object-fit:contain;border:1px solid var(--line);background:#fff}.summary-box{position:sticky;top:118px}.checkout-grid{display:grid;grid-template-columns:1fr 420px;gap:20px;margin-top:24px}.payment-option{display:block;border:1px solid var(--line);background:#fff;padding:14px 16px;margin:0 0 12px;cursor:pointer;border-radius:8px;box-shadow:none}.payment-option input{margin-right:8px}.payment-option strong{font-size:16px}.payment-option p{margin:8px 0 0;line-height:1.45}.payment-option.selected{border-color:#e77600;box-shadow:0 0 0 2px #f0c14b8c}.payment-option:focus-within{outline:2px solid #007185;outline-offset:2px}.reservation-box{display:none;margin-top:22px;border-top:1px solid var(--line);padding-top:18px}.reservation-box.show{display:block}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.full{grid-column:1 / -1}.notice{background:#fff8e6;border:1px solid #f0d38a;padding:14px;color:#604500}.success{background:#eaf8ee;border:1px solid #a7dfb5;color:#155b2b;padding:14px}.admin-table{width:100%;border-collapse:collapse;background:#fff;overflow:hidden}.admin-table th,.admin-table td{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.admin-table th{background:#f3f3f3}.raw-json{white-space:pre-wrap;font-size:13px;color:#445064}@media(max-width:1100px){.detail-top{grid-template-columns:1fr 1fr}.buy-box{grid-column:1 / -1}.grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:820px){.top-bar{grid-template-columns:1fr}.header-search{max-width:none}.nav{overflow:auto}.hero-card,.detail-top,.cart-layout,.checkout-grid{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.toolbar,.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.summary-box{position:static}}@media(max-width:560px){.grid{grid-template-columns:1fr}.product-card img{height:240px}.cart-item{grid-template-columns:76px 1fr}.cart-item .cart-actions{grid-column:1 / -1}.hero-card{padding:24px}.thumbs{grid-template-columns:repeat(4,1fr)}}.video-list{display:grid;gap:12px;margin-top:14px}.video-list video{width:100%;max-height:360px;background:#000;border:1px solid var(--line);border-radius:6px}