:root{--ink:#172033;--muted:#7d8996;--line:#dce6e9;--paper:#fff;--surface:#f1f6f7;--accent:#1ca4cf;--accent-dark:#1388af;--warm:#df6c2f;--danger:#b42318;--radius:7px}
*{box-sizing:border-box}html{font-size:16px}body{margin:0;color:var(--ink);background:var(--surface);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.store-shell{width:min(1160px,calc(100% - 40px));margin:0 auto}.store-header{height:64px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}.header-inner{height:64px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px}.brand-mark{width:34px;height:34px;display:grid;place-items:center;background:var(--accent);color:#fff;border-radius:6px}.store-header nav{display:flex;gap:26px;font-size:14px;color:#3e4b57}.store-header nav a:hover{color:var(--accent)}.store-intro{background:#17352d;color:#fff;padding:52px 0}.store-intro .store-shell{display:flex;align-items:end;justify-content:space-between}.eyebrow{font-size:12px;color:#9fd0bd}.store-intro h1{margin:8px 0 10px;font-size:42px;line-height:1.1}.store-intro p{margin:0;color:#cfe0da}.order-link{display:flex;align-items:center;gap:10px;border:1px solid #78998d;padding:13px 17px;border-radius:6px}.catalog{padding:28px 0 64px}.category-bar{display:flex;gap:8px;overflow:auto;margin-bottom:24px;padding-bottom:4px}.category-bar a{padding:8px 14px;border:1px solid var(--line);background:#fff;border-radius:5px;white-space:nowrap;font-size:14px}.category-bar a.active{background:var(--ink);color:#fff;border-color:var(--ink)}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .18s,border-color .18s}.product-card:hover{transform:translateY(-3px);border-color:#aebbc5}.product-media{aspect-ratio:1/1;background:#edf1f2;overflow:hidden}.product-media img{width:100%;height:100%;object-fit:cover}.product-info{padding:15px}.category-name{font-size:12px;color:var(--accent);font-weight:700}.product-info h2{font-size:17px;margin:7px 0 6px}.product-info p{height:38px;margin:0;color:var(--muted);font-size:13px;line-height:1.5;overflow:hidden}.product-bottom{display:flex;align-items:end;justify-content:space-between;margin-top:15px}.product-bottom strong{font-size:21px;color:var(--warm)}.product-bottom strong small{font-size:13px}.product-bottom span{font-size:12px;color:var(--muted)}.empty-state{text-align:center;padding:80px 20px;background:#fff;border:1px solid var(--line)}.empty-state i{font-size:36px;color:#9ba7b0}.empty-state h2{font-size:20px}.empty-state p{color:var(--muted)}.product-page{padding:40px 0;background:#fff}.product-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.85fr);gap:54px}.product-gallery{aspect-ratio:1/1;background:#eef1f2}.product-gallery img{width:100%;height:100%;object-fit:cover}.back-link{display:inline-block;color:var(--muted);font-size:14px;margin-bottom:28px}.product-purchase h1{font-size:32px;margin:10px 0}.subtitle{color:var(--muted);line-height:1.6}.sku-picker{margin-top:34px;border-top:1px solid var(--line);padding-top:22px}.sku-picker>label:first-child{display:block;font-weight:700;margin-bottom:12px}.sku-option{display:block;margin-bottom:9px}.sku-option input{position:absolute;opacity:0}.sku-option span{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:5px;padding:13px 15px;cursor:pointer}.sku-option input:checked+span{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.sku-option input:disabled+span{opacity:.45;cursor:not-allowed}.sku-option em{font-style:normal;color:var(--muted);font-size:13px}.purchase-action{display:flex;align-items:end;justify-content:space-between;margin-top:28px}.current-price small{display:block;color:var(--muted)}.current-price strong{display:block;font-size:30px;color:var(--warm)}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:5px;background:var(--accent);color:#fff;padding:13px 22px;font-weight:700;cursor:pointer}.primary-button:hover{background:var(--accent-dark)}.primary-button:disabled{opacity:.45;cursor:not-allowed}.product-detail{padding:42px 0 70px}.product-detail h2{font-size:22px}.detail-content{background:#fff;border-top:2px solid var(--ink);padding:25px;line-height:1.8;color:#3e4b57}.checkout-page{padding:38px 0 70px}.checkout-shell{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:28px;align-items:start}.checkout-main h1,.order-page h1{font-size:30px;margin:0 0 26px}.form-section{background:#fff;border:1px solid var(--line);padding:24px;margin-bottom:18px}.form-section h2,.order-summary h2{font-size:17px;margin:0 0 20px}.form-section h2 i{color:var(--accent);width:22px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid label span,.order-query label span{display:block;font-size:13px;font-weight:600;margin-bottom:7px}.form-grid label.full{grid-column:1/-1}.form-grid input,.order-query input,.retry-payment select{width:100%;height:42px;border:1px solid #cbd3da;border-radius:4px;padding:0 11px;outline:0}.form-grid input:focus,.order-query input:focus{border-color:var(--accent)}.payment-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.payment-options input{position:absolute;opacity:0}.payment-options span{height:54px;border:1px solid var(--line);display:flex;align-items:center;gap:10px;padding:0 15px;border-radius:5px;cursor:pointer}.payment-options img{width:24px;height:24px}.payment-options i{margin-left:auto;display:none;color:var(--accent)}.payment-options input:checked+span{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.payment-options input:checked+span i{display:block}.order-summary{background:#fff;border:1px solid var(--line);padding:22px;position:sticky;top:84px}.summary-product{display:flex;gap:13px;border-bottom:1px solid var(--line);padding-bottom:18px}.summary-product img{width:72px;height:72px;object-fit:cover;background:#eee}.summary-product div{display:flex;flex-direction:column;gap:7px}.summary-product span{color:var(--muted);font-size:13px}.quantity-line{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line)}.quantity-line input{width:70px;height:34px;border:1px solid var(--line);padding:0 8px}.order-summary dl div{display:flex;justify-content:space-between;margin:11px 0}.order-summary dt{font-weight:400;color:var(--muted)}.order-summary dd{margin:0}.full-button{width:100%;margin-top:8px}.secure-note{text-align:center;color:var(--muted);font-size:12px}.order-page{padding:42px 0 80px}.narrow{max-width:820px}.order-query{background:#fff;border:1px solid var(--line);padding:26px}.order-query label{display:block;margin-bottom:16px}.order-head{display:flex;align-items:center;justify-content:space-between;background:#fff;border:1px solid var(--line);padding:22px}.order-head div{display:flex;flex-direction:column;gap:5px}.order-head span,.order-head small{color:var(--muted);font-size:13px}.status{padding:8px 12px;border-radius:4px;background:#e8f5ef;color:var(--accent)}.status-0{background:#fff3df;color:#9a5b00}.status-4{background:#edf0f2;color:#647180}.order-products{background:#fff;border:1px solid var(--line);border-top:0}.order-products>div{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:center;padding:18px}.order-products img{width:64px;height:64px;object-fit:cover}.order-products span{display:flex;flex-direction:column;gap:7px}.order-products small{color:var(--muted)}.order-facts{background:#fff;border:1px solid var(--line);margin:18px 0 0;padding:20px}.order-facts div{display:grid;grid-template-columns:120px 1fr;padding:8px 0}.order-facts dt{color:var(--muted)}.order-facts dd{margin:0}.retry-payment{display:flex;gap:10px;background:#fff;border:1px solid var(--line);border-top:0;padding:20px}.retry-payment select{flex:1}.message-page{min-height:60vh;display:grid;place-items:center;padding:50px 20px}.message-box{text-align:center;background:#fff;border:1px solid var(--line);padding:46px;width:min(520px,100%)}.message-box>i{font-size:40px;color:var(--accent)}.message-box h1{font-size:24px}.message-box p{color:var(--muted);margin-bottom:24px}.notice{padding:12px 14px;border-radius:4px;margin:12px 0}.notice.error{background:#fff0ef;color:var(--danger);border:1px solid #f2c5c1}.store-footer{background:#fff;border-top:1px solid var(--line);padding:28px 0;color:var(--muted)}.store-footer .store-shell{display:flex;justify-content:space-between;gap:20px}.store-footer b{color:var(--ink)}.store-footer p{font-size:13px;margin:7px 0}.footer-meta{display:flex;flex-direction:column;align-items:end;gap:7px;font-size:13px}
@media(max-width:900px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-layout{grid-template-columns:1fr 1fr;gap:28px}.checkout-shell{grid-template-columns:1fr}.order-summary{position:static}}
@media(max-width:620px){.store-shell{width:min(100% - 24px,1160px)}.store-header,.header-inner{height:58px}.store-header nav a:first-child{display:none}.store-intro{padding:34px 0}.store-intro .store-shell{align-items:start;flex-direction:column;gap:24px}.store-intro h1{font-size:32px}.order-link{padding:10px 13px}.catalog{padding-top:18px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.product-info{padding:11px}.product-info h2{font-size:15px}.product-info p{display:none}.product-bottom{margin-top:10px;display:block}.product-bottom strong{font-size:18px}.product-bottom span{display:block;margin-top:4px}.product-page{padding:16px 0 28px}.product-layout{display:block}.product-gallery{margin-bottom:22px}.product-purchase h1{font-size:25px}.back-link{margin-bottom:18px}.purchase-action{position:sticky;bottom:0;background:#fff;padding:12px 0}.product-detail{padding:25px 0}.checkout-page,.order-page{padding:22px 0 50px}.form-section{padding:18px}.form-grid{grid-template-columns:1fr}.form-grid label.full{grid-column:auto}.payment-options{grid-template-columns:1fr}.order-summary{padding:18px}.order-head{align-items:start;gap:12px}.order-products>div{grid-template-columns:54px 1fr}.order-products img{width:54px;height:54px}.order-products>div>strong{grid-column:2}.order-facts div{grid-template-columns:90px 1fr}.retry-payment{flex-direction:column}.store-footer .store-shell{flex-direction:column}.footer-meta{align-items:start}}
.cart-badge{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;margin-left:3px;border-radius:9px;background:var(--warm);color:#fff;font-size:11px}.secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid #b9c3ca;border-radius:5px;background:#fff;color:var(--ink);padding:12px 18px;font-weight:700;cursor:pointer}.secondary-button:hover{border-color:var(--ink)}.icon-button,.text-button{border:0;background:transparent;color:var(--muted);cursor:pointer}.purchase-buttons{display:flex;gap:9px}.purchase-buttons form{display:flex}.review-section{padding:0 0 70px}.review-heading,.section-title,.page-heading{display:flex;align-items:end;justify-content:space-between}.review-heading h2,.section-title h2{font-size:22px;margin:0}.review-heading span,.section-title span{color:var(--muted);font-size:13px}.review-list{margin-top:18px;border-top:1px solid var(--line)}.review-list article{padding:20px 0;border-bottom:1px solid var(--line)}.review-list article>div{display:flex;align-items:center;gap:15px}.review-list time{margin-left:auto;color:var(--muted);font-size:12px}.review-list p{margin:10px 0 0;color:#3e4b57}.stars{color:#d97706;letter-spacing:1px}.empty-review{padding:30px 0;color:var(--muted)}.cart-page,.account-page{padding:42px 0 80px}.page-heading h1{margin:5px 0 25px;font-size:30px}.eyebrow.dark{color:var(--accent)}.cart-form{background:#fff;border:1px solid var(--line)}.cart-line{display:grid;grid-template-columns:76px minmax(180px,1fr) 100px 100px 100px 34px;align-items:center;gap:16px;padding:17px;border-bottom:1px solid var(--line)}.cart-line img{width:76px;height:76px;object-fit:cover}.cart-product{display:flex;flex-direction:column;gap:7px}.cart-product a{font-weight:700}.cart-product span,.cart-line label span{color:var(--muted);font-size:13px}.cart-line label input{width:70px;height:34px;border:1px solid var(--line);padding:0 8px;display:block;margin-top:5px}.cart-footer{display:flex;justify-content:space-between;align-items:center;padding:20px}.cart-footer>div{display:flex;align-items:center;gap:18px}.cart-footer>div>span{color:var(--muted)}.cart-footer>div>strong{font-size:24px;color:var(--warm)}.notice.success{background:#eaf7f1;color:#087f5b;border:1px solid #b9dfd0}.narrow-account{max-width:1000px}.auth-layout{display:grid;grid-template-columns:1fr 1fr;background:#fff;border:1px solid var(--line)}.auth-form{padding:34px}.auth-form.register{border-left:1px solid var(--line);background:#fafbfb}.auth-form h1{font-size:25px;margin:0 0 8px}.auth-form>p{color:var(--muted);margin-bottom:24px}.auth-form label{display:block;margin:14px 0}.auth-form label span{display:block;font-size:13px;font-weight:600;margin-bottom:7px}.auth-form input,.compact-grid input,.review-order input,.review-order select,.service-panel textarea,.saved-addresses select{width:100%;height:42px;border:1px solid #cbd3da;border-radius:4px;padding:0 11px}.account-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}.account-title span,.account-title p{color:var(--muted)}.account-title h1{margin:4px 0;font-size:30px}.account-section{margin-top:22px;background:#fff;border:1px solid var(--line);padding:24px}.address-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}.address-item,.address-form{border:1px solid var(--line);padding:17px}.address-item>div{display:flex;gap:10px;align-items:center}.address-item em{font-style:normal;color:var(--muted);margin-left:auto}.address-item p{color:#3e4b57;line-height:1.6;min-height:48px}.tag{background:#e8f5ef;color:var(--accent);font-size:11px;padding:3px 6px;border-radius:3px}.address-form{grid-column:1/-1}.address-form h3{margin-top:0}.compact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px}.check-line{display:block;margin:13px 0;color:var(--muted);font-size:13px}.member-orders{margin-top:15px;border-top:1px solid var(--line)}.member-orders a{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line)}.member-orders a>span,.member-orders a>strong{display:flex;flex-direction:column;gap:6px}.member-orders small,.member-orders em{font-size:12px;color:var(--muted);font-style:normal}.member-orders strong{text-align:right}.saved-addresses{margin-bottom:17px}.saved-addresses>label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.form-tip{font-size:13px;color:var(--muted)}.form-tip a{color:var(--accent)}.summary-items .summary-product{padding:13px 0}.summary-product>strong{margin-left:auto;font-size:13px}.tracking-section,.after-sale-list,.review-order{background:#fff;border:1px solid var(--line);padding:22px;margin-top:18px}.tracking-section h2,.after-sale-list h2,.review-order h2{font-size:18px;margin-top:0}.tracking-section ol{list-style:none;margin:0;padding:0}.tracking-section li{display:grid;grid-template-columns:145px 1fr;gap:18px;padding:12px 0;border-bottom:1px solid var(--line)}.tracking-section time{font-size:12px;color:var(--muted)}.tracking-section p{margin:5px 0;color:var(--muted)}.service-action{margin-top:18px;text-align:right}.service-panel{background:#fff;border:1px solid var(--line);margin-top:18px;padding:18px}.service-panel summary{font-weight:700;cursor:pointer}.service-panel form{margin-top:17px}.service-panel label span{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.service-panel textarea{height:90px;padding:10px;margin-bottom:12px;resize:vertical}.after-sale-list>div{display:grid;grid-template-columns:1fr auto;gap:8px;padding:13px 0;border-bottom:1px solid var(--line)}.after-sale-list span{display:flex;flex-direction:column}.after-sale-list small{color:var(--muted)}.after-sale-list p{grid-column:1/-1;color:var(--muted);margin:0}.review-order-item{padding:15px 0;border-top:1px solid var(--line)}.review-order-item form{display:grid;grid-template-columns:160px 1fr auto;gap:9px;margin-top:10px}.review-order-item .secondary-button{padding:8px 13px}
@media(max-width:760px){.store-header nav{gap:12px}.store-header nav a{font-size:0}.store-header nav a i,.store-header nav a .cart-badge{font-size:16px}.purchase-action{display:block}.purchase-buttons{margin-top:12px}.cart-line{grid-template-columns:62px 1fr auto}.cart-line img{width:62px;height:62px}.cart-line>strong{grid-column:2}.cart-line label{grid-column:2}.cart-line>b{grid-column:2}.cart-line>.icon-button{grid-column:3;grid-row:1}.cart-footer,.cart-footer>div{align-items:stretch;flex-direction:column}.auth-layout{grid-template-columns:1fr}.auth-form.register{border-left:0;border-top:1px solid var(--line)}.address-grid{grid-template-columns:1fr}.address-form{grid-column:auto}.compact-grid{grid-template-columns:1fr}.tracking-section li{grid-template-columns:1fr;gap:4px}.review-order-item form{grid-template-columns:1fr}.review-list article>div{align-items:flex-start;flex-wrap:wrap}.review-list time{margin-left:0;width:100%}}