:root{font-family:Inter,"Segoe UI","Microsoft YaHei",system-ui,sans-serif;color:#151c36;background:#f7f9ff;line-height:1.6;font-synthesis:none;--blue:#1460ff;--muted:#717c95;--line:#e5eafb;--green:#079b62;--red:#f1354e}
*{box-sizing:border-box;letter-spacing:0}
body{margin:0}
a{color:var(--blue);text-decoration:none}
a:hover{color:#0747d4}
button,input,select,textarea{font:inherit}
button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.5}
:focus-visible{outline:3px solid #80aaff;outline-offset:3px}
h1,h2,h3,p{overflow-wrap:anywhere}
h1,h2,h3{line-height:1.35}
h2{font-size:20px;margin:0 0 22px}
h3{font-size:17px}
p{margin:0 0 16px}
.icon{display:inline-block;width:22px;height:22px;flex:0 0 auto;background:currentColor;mask:var(--icon) center/contain no-repeat;-webkit-mask:var(--icon) center/contain no-repeat;vertical-align:middle}
.topbar{background:#fff;border-bottom:1px solid var(--line)}
.nav-inner,.container,.service-inner,.footer-inner{width:min(1200px,100% - 48px);margin:auto}
.nav-inner{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:#111832;min-width:0}
.brand>.icon{width:45px;height:53px;color:var(--blue)}
.brand strong{display:block;font-size:26px;font-weight:850;line-height:1.3;overflow-wrap:anywhere}
.brand small{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.topbar nav{display:flex;align-items:center;gap:14px;flex-shrink:0}
.topbar nav a{padding:9px 23px;color:#151c36;font-weight:650;border-radius:24px;white-space:nowrap}
.topbar nav a.active{background:var(--blue);color:white;box-shadow:0 5px 15px #1460ff19}
.nav-support{display:flex;align-items:center;gap:9px;color:#151c36;font-weight:650;white-space:nowrap}
.nav-support .icon{width:28px;height:28px}
.container{padding:24px 0 64px;min-height:55vh}
.store-hero{min-height:340px;background:#d5e5ff url('store-banner.jpg') center/cover no-repeat;display:flex;align-items:center;overflow:hidden}
.hero-copy{width:58%;padding:40px 54px}
.eyebrow{font-size:11px;font-weight:750;color:#346dc1;margin:0 0 13px}
.store-hero h1{font-size:52px;font-weight:900;margin:0 0 15px;line-height:1.2}
.hero-tagline{font-size:23px;color:#354b78;margin-bottom:28px}
.hero-benefits{display:flex;gap:23px;flex-wrap:wrap;font-size:15px;font-weight:600}
.hero-benefits span{display:inline-flex;gap:7px;align-items:center}
.hero-benefits .icon{color:var(--blue)}
.support-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 30px;background:#edf3ff;margin:16px 0 26px;border-top:1px solid #e8efff;border-bottom:1px solid #e8efff}
.support-heading{display:flex;align-items:center;gap:17px;min-width:0}
.support-heading>.icon{width:48px;height:52px;color:var(--blue)}
.support-heading strong{display:block;font-size:18px}
.support-heading span,.support-strip p span{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.support-strip p{border-left:1px solid #cedbf7;padding-left:28px;margin:0;font-size:15px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 20px;min-height:46px;background:var(--blue);border:1px solid var(--blue);color:#fff;border-radius:6px;font-weight:650;line-height:1.4;text-align:center;transition:background .15s,border-color .15s}
.button:hover{background:#084cdf;color:#fff;border-color:#084cdf}
.button.outline,.button.secondary{color:var(--blue);background:#fff;border:1px solid #bbcefb}
.button.outline:hover,.button.secondary:hover{background:#edf3ff;border-color:var(--blue)}
.support-strip .button{border-radius:26px;white-space:nowrap;border-color:var(--blue)}
.catalog-toolbar{display:flex;align-items:center;justify-content:space-between;background:#f0f4fd;border-bottom:1px solid var(--line);margin-bottom:22px;gap:12px}
.catalog-toolbar h2{display:flex;align-items:center;gap:10px;margin:0;padding:17px 22px;border-bottom:3px solid var(--blue);color:var(--blue);font-size:17px}
.catalog-toolbar h2 span:not(.icon){font-size:12px;background:#e0eaff;padding:1px 7px;border-radius:4px}
.catalog-toolbar>.muted{font-size:12px;padding-right:20px}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.product{background:#fff;border:1px solid var(--line);border-radius:8px;padding:25px 20px 20px;text-align:center;display:flex;flex-direction:column;align-items:center;min-width:0;transition:border-color .15s,box-shadow .15s}
.product:hover{border-color:#afc9ff;box-shadow:0 8px 24px #315caa09}
.product-visual{display:flex;align-items:center;justify-content:center;height:108px;width:108px;margin:0 0 17px}
.product-visual img{width:100%;height:100%;object-fit:contain;border-radius:8px}
.product-placeholder{display:grid;place-items:center;width:100%;height:100%;background:#eaf2ff;border-radius:8px;color:var(--blue)}
.product-placeholder .icon{width:50px;height:50px}
.product h3{font-size:18px;margin:0 0 7px;width:100%}
.product h3 a{color:#141d38}
.product-description{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:38px;margin:0 0 10px}
.product-price{font-size:30px;line-height:1.3;font-weight:800;color:var(--red);margin-top:auto;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.product-price small{font-size:17px;margin-right:4px}
.stock{font-size:12px;display:inline-flex;align-items:center;gap:5px;margin:9px 0 16px}
.stock .icon{width:16px;height:16px}
.in-stock{color:var(--green)}
.out-stock{color:var(--muted)}
.buy-button{border-radius:26px;width:100%;font-size:15px;min-height:44px;padding:10px 12px}
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty>.icon{width:48px;height:48px;color:#9eb4dc}
.service-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.service-inner{padding:30px 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.service-inner>div,.service-inner>a{display:flex;align-items:center;gap:16px;color:#151c36;padding:0 23px;border-right:1px solid #dce5fa;min-width:0}
.service-inner>:first-child{padding-left:0}
.service-inner>:last-child{border:0}
.service-inner .icon{width:34px;height:38px;color:var(--blue)}
.service-inner strong{display:block;font-size:16px}
.service-inner small{display:block;font-size:12px;color:var(--muted)}
footer{background:#eff4ff}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:30px 0}
.footer-inner .brand strong{font-size:21px}
.footer-inner .brand>.icon{width:35px;height:40px}
.footer-inner>div{display:flex;gap:22px;flex-wrap:wrap}
.footer-inner>div a,footer small{font-size:12px;color:var(--muted)}
.breadcrumb{display:flex;align-items:center;gap:14px;font-size:12px;color:var(--muted);margin:3px 0 24px}
.breadcrumb a{display:inline-flex;align-items:center;gap:7px;color:#52617e}
.breadcrumb .icon{width:16px;height:16px}
.page-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:18px 0 30px}
.page-heading h1{font-size:32px;margin:0 0 10px}
.page-heading p:not(.eyebrow){font-size:14px;color:var(--muted);margin:0}
.steps{display:flex;gap:25px;list-style:none;padding:0;margin:0;color:#8c96aa;font-size:12px}
.steps li{display:flex;align-items:center;gap:7px;white-space:nowrap}
.steps b{display:grid;place-items:center;width:25px;height:25px;border-radius:50%;background:#e8edf6;font-size:12px}
.steps .current{color:var(--blue)}
.steps .current b{background:var(--blue);color:#fff}
.checkout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start}
.checkout-main{min-width:0;background:#fff;padding:0 30px}
.checkout-section{padding:28px 0;border-bottom:1px solid var(--line)}
.checkout-section:last-child{border-bottom:0}
.checkout-section h2{display:flex;align-items:center;gap:12px;font-size:18px}
.section-number{font-size:12px;color:#7894c8}
.checkout-product{display:grid;grid-template-columns:88px minmax(0,1fr) auto;gap:20px;align-items:start}
.checkout-image{width:88px;height:88px;display:grid;place-items:center;background:#f2f6ff;border-radius:8px;overflow:hidden}
.checkout-image img{width:100%;height:100%;object-fit:contain}
.checkout-image>.icon{width:40px;height:40px;color:var(--blue)}
.badge{color:var(--blue);font-size:11px;background:#edf3ff;padding:3px 7px;border-radius:3px}
.checkout-product h3{margin:9px 0 8px;font-size:20px}
.product-detail{color:var(--muted);font-size:13px;overflow-wrap:anywhere}
.checkout-product .stock{margin:10px 0 0}
.unit-price{font-size:20px;white-space:nowrap}
.unit-price small{display:block;text-align:right;font-size:12px;font-weight:400;color:var(--muted)}
.quantity-row{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-top:26px;padding-top:22px;border-top:1px dashed var(--line)}
.quantity-row label{margin:0;font-size:14px}
.quantity-row small{font-size:12px;color:var(--muted)}
.stepper{display:grid;grid-template-columns:34px 50px 34px;border:1px solid #dce3f1;border-radius:5px;overflow:hidden;height:38px}
.stepper button{border:0;background:#f6f8fc;color:#51617e;display:grid;place-items:center;padding:0}
.stepper .icon{width:15px;height:15px}
.stepper input{margin:0;border:0;padding:0;text-align:center;border-radius:0;min-width:0;appearance:textfield;-moz-appearance:textfield}
.stepper input::-webkit-inner-spin-button{appearance:none}
label{display:block;font-size:14px;font-weight:600;margin:14px 0}
input,textarea,select{display:block;width:100%;min-width:0;border:1px solid #dce3f1;border-radius:5px;background:#fff;color:#202c47;padding:12px 13px;margin-top:8px;font-size:14px}
input::placeholder,textarea::placeholder{color:#97a1b5}
textarea{resize:vertical}
.field-note{font-size:12px;color:var(--muted);margin:10px 0 0;line-height:1.8}
.payment-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.payment-option{position:relative;display:flex;align-items:center;gap:12px;margin:0;padding:17px 16px;border:1px solid #dce3f1;border-radius:6px;cursor:pointer;min-width:0}
.payment-option:has(input:checked){border-color:var(--blue);background:#f3f7ff}
.payment-option:has(input:focus-visible){outline:3px solid #80aaff;outline-offset:3px}
.payment-option input{position:absolute;opacity:0;width:1px;height:1px;left:8px}
.payment-option strong{font-size:14px;overflow-wrap:anywhere}
.payment-symbol{width:32px;height:32px;display:grid;place-items:center;color:var(--blue)}
.payment-symbol.wechat{color:var(--green)}
.radio-mark{width:16px;height:16px;border:1px solid #c5cee0;border-radius:50%;margin-left:auto;flex-shrink:0}
.payment-option input:checked~.radio-mark{border:5px solid var(--blue)}
.order-summary{background:#fff;border-top:3px solid var(--blue);padding:27px 25px;position:sticky;top:24px}
.order-summary h2{font-size:20px}
.summary-name{font-weight:600;overflow-wrap:anywhere;margin-bottom:20px}
.order-summary dl{display:grid;grid-template-columns:1fr auto;gap:15px;font-size:13px;margin:0 0 24px}
.order-summary dt{color:var(--muted)}
.order-summary dd{margin:0}
.summary-total{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;padding:24px 0}
.summary-total>span{font-size:14px}
.summary-total strong{font-size:32px;color:var(--red);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.summary-total small{font-size:18px;margin-right:4px}
.pay-button{width:100%;font-size:14px;padding:14px 12px}
.pay-button .icon{width:17px;height:17px}
.summary-note{font-size:11px;color:var(--muted);display:flex;align-items:center;justify-content:center;gap:6px;margin:14px 0 24px}
.summary-note .icon{width:15px;height:15px}
.summary-help{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;padding-top:20px;border-top:1px solid var(--line)}
.summary-help span{width:100%;color:var(--muted)}
.support-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:36px;align-items:start}
.support-form,.ticket-result{padding:28px 30px;background:#fff;margin-bottom:20px;border-top:1px solid var(--line)}
.support-guide{padding:26px 0}
.support-guide h2{font-size:18px}
.support-guide ol{padding:0;list-style:none}
.support-guide li{display:flex;gap:15px;margin:25px 0}
.support-guide li>b{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#e5edff;color:var(--blue);font-size:12px;flex-shrink:0}
.support-guide p{font-size:12px;color:var(--muted);margin:5px 0 0}
.support-guide a{display:flex;gap:7px;align-items:center;font-size:13px}
.heading-icon{color:#216bff;background:#e9f0ff;padding:18px;border-radius:50%}
.heading-icon .icon{width:38px;height:38px}
.section-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}
.section-heading h2{margin:0}
.status-badge{display:inline-block;padding:4px 10px;border-radius:4px;font-size:12px;white-space:nowrap}
.status-badge.pending{background:#fff4db;color:#946009}
.status-badge.processing{background:#e9f1ff;color:#2162d0}
.status-badge.resolved{background:#e5f8ed;color:#087944}
.preserve-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px}
.reply-block{border-left:3px solid var(--blue);padding:3px 0 3px 18px;margin-top:24px}
.reply-block h3{display:flex;align-items:center;gap:8px;font-size:14px}
.reply-block p{margin-bottom:8px}
.details{display:grid;grid-template-columns:85px minmax(0,1fr);gap:10px;font-size:14px}
.details dt{color:var(--muted)}
.details dd{margin:0;overflow-wrap:anywhere}
.form-actions,.help-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.help-list{max-width:850px;background:#fff;padding:0 28px}
.help-list details{padding:23px 0;border-bottom:1px solid var(--line)}
.help-list summary{cursor:pointer;font-weight:600}
.help-list p{font-size:14px;color:var(--muted);margin:18px 0 0;line-height:1.9}
.query-layout{max-width:800px;margin:0 auto}
.query-form{padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.query-form .form-actions{margin-top:20px}
.order-result{padding:30px 0}
.query-token{overflow-wrap:anywhere;font-size:12px}
.codes{display:grid;gap:8px}
.codes code{padding:14px;background:#eaf1ff;color:#174c9c;border-radius:4px;overflow-wrap:anywhere;white-space:pre-wrap}
.error{padding:13px 16px;background:#fff0f0;border:1px solid #ffd3d7;color:#b2283e;border-radius:5px;margin:12px 0;font-size:13px;overflow-wrap:anywhere}
.notice{padding:13px 16px;background:#eaf8f0;border:1px solid #c9ead8;color:#187346;border-radius:5px;margin:0 0 20px;font-size:13px}
.muted,small{color:var(--muted)}
.grid{display:grid;gap:16px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.four{grid-template-columns:2fr 2fr 1fr auto;align-items:end}
.panel{padding:28px 0;margin-bottom:20px;border-bottom:1px solid var(--line)}
.form-panel{max-width:620px;margin:24px auto}
.narrow{max-width:680px}
.center{text-align:center}
.back{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px}
.price{font-size:24px;font-weight:750;color:var(--red)}
.price small{font-size:13px;font-weight:400}
.buy-image{width:110px;height:110px;object-fit:contain}
.upload-preview{width:80px;height:80px;object-fit:contain}
.check{display:flex;gap:8px;align-items:center}
.check input{width:auto;margin:0}
.table-wrap{overflow:auto;margin-top:18px}
table{border-collapse:collapse;width:100%;min-width:680px;font-size:13px}
th,td{text-align:left;padding:13px 11px;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:#6b7890;font-weight:600;background:#f0f4fc}
.inline{display:inline}
.link{border:0;background:none;font:inherit;color:var(--blue)}
.danger{color:#c32e45}
.admin-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.admin-head h1{font-size:28px}
.admin-page .container{max-width:1200px}
.admin-page .panel h2{font-size:20px}
.admin-shortcut{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 22px;background:#eaf1ff;margin-bottom:20px}
.admin-shortcut a{display:flex;align-items:center;gap:8px;font-weight:600}
.admin-shortcut strong{color:#b76b12;font-size:13px}
.filter-bar{display:flex;gap:14px;align-items:end;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:20px}
.filter-bar label{margin:0}
.filter-bar input{width:240px;max-width:100%}
.filter-bar .button{font-size:13px}
.complaint-admin-list{padding-top:20px}
.complaint-admin-item{border-bottom:1px solid var(--line);padding:24px 0}
.complaint-meta{display:flex;gap:10px 25px;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-bottom:16px;overflow-wrap:anywhere}
.complaint-admin-item .section-heading h3{margin:0}
.complaint-admin-item form{display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:16px;align-items:end}
.complaint-admin-item form label{margin:0}
.complaint-admin-item textarea{min-height:74px}
.pagination{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:25px;font-size:13px}
hr{border:0;border-top:1px solid var(--line);margin:24px 0}
@media(min-width:1600px){.store-hero{min-height:360px}}
@media(max-width:1050px){
    .nav-inner{gap:18px}.brand strong{font-size:22px}.topbar nav{gap:4px}.topbar nav a{padding:8px 16px}
    .nav-support span:not(.icon){display:none}.support-strip{gap:18px;padding:22px}.support-strip p{display:none}
    .hero-copy{padding:36px;width:62%}.store-hero h1{font-size:44px}.hero-tagline{font-size:20px}
    .hero-benefits{gap:14px;font-size:13px}.checkout{grid-template-columns:minmax(0,1fr) 300px;gap:22px}
    .steps{gap:12px}.checkout-main{padding:0 22px}.checkout-product{grid-template-columns:72px minmax(0,1fr);gap:15px}.checkout-image{width:72px;height:72px}.unit-price{grid-column:2}.unit-price small{display:inline;margin-left:5px}
    .service-inner>div,.service-inner>a{padding:0 14px;gap:10px}.service-inner strong{font-size:14px}.service-inner small{font-size:11px}
    .product{padding:22px 14px 18px}.product h3{font-size:16px}.product-price{font-size:27px}
}
@media(max-width:760px){
    .nav-inner,.container,.service-inner,.footer-inner{width:calc(100% - 32px)}
    .nav-inner{min-height:80px;flex-wrap:wrap;padding:16px 0 10px;gap:14px}
    .brand strong{font-size:21px}.brand>.icon{width:32px;height:38px}.brand small{font-size:10px}
    .topbar nav{order:3;width:100%;justify-content:center;border-top:1px solid var(--line);padding-top:10px}
    .topbar nav a{font-size:13px;padding:7px 22px}.nav-support{margin-left:auto}.nav-support .icon{width:25px;height:25px}
    .container{padding-top:16px;padding-bottom:36px}
    .store-hero{min-height:250px;background-position:63% center}
    .hero-copy{width:68%;padding:26px 20px}.store-hero h1{font-size:32px;max-width:100%}.hero-tagline{font-size:14px;margin-bottom:21px}.eyebrow{font-size:9px}
    .hero-benefits{gap:7px 13px;font-size:11px}.hero-benefits .icon{width:15px;height:15px}
    .support-strip{padding:17px 16px;gap:12px;flex-wrap:wrap;margin:12px 0 20px}
    .support-heading{gap:10px}.support-heading>.icon{width:30px;height:36px}.support-heading strong{font-size:14px}.support-heading span{font-size:10px}
    .support-strip .button{padding:9px 13px;min-height:38px;font-size:12px}.support-strip .button .icon{width:16px;height:16px}
    .catalog-toolbar h2{padding:13px 12px;font-size:14px}.catalog-toolbar>.muted{display:none}
    .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .product{padding:20px 12px 15px}.product-visual{width:83px;height:83px;margin-bottom:14px}.product h3{font-size:15px}.product-price{font-size:25px}.product-description{font-size:11px;min-height:35px}.buy-button{font-size:12px;gap:6px;padding:9px 5px}.buy-button .icon{width:17px;height:17px}
    .service-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 12px;padding:25px 0}.service-inner>div,.service-inner>a{padding:0;border:0}.service-inner .icon{width:28px;height:30px}
    .footer-inner{align-items:flex-start;flex-wrap:wrap;padding:25px 0;gap:20px}.footer-inner>div{gap:16px}.footer-inner>small{width:100%}
    .page-heading{align-items:flex-start;flex-direction:column;gap:23px;margin:16px 0 25px}.page-heading h1{font-size:26px}.page-heading p:not(.eyebrow){font-size:12px}
    .steps{gap:20px}.checkout{grid-template-columns:1fr;gap:20px}.checkout-main{padding:0 20px}.checkout-section{padding:24px 0}.order-summary{position:static;padding:24px 20px}.payment-options{gap:10px}.payment-option{padding:14px 10px;gap:6px}.payment-symbol{width:24px}.payment-option strong{font-size:12px}
    .quantity-row{gap:13px}.support-layout{grid-template-columns:1fr;gap:0}.support-form,.ticket-result{padding:22px 18px}.support-guide{padding:14px 4px}.heading-icon{display:none}.grid.two,.grid.four{grid-template-columns:1fr;gap:0}
    .details{grid-template-columns:75px minmax(0,1fr);font-size:13px}.help-list{padding:0 18px}.help-list summary{font-size:14px}.help-list p{font-size:13px}
    .complaint-admin-item form{grid-template-columns:1fr}.filter-bar{align-items:stretch}.filter-bar label,.filter-bar input{width:100%}.admin-shortcut{padding:15px;flex-wrap:wrap;gap:8px}
}
@media(max-width:380px){
    .hero-copy{width:72%;padding:22px 15px}.store-hero h1{font-size:28px}.hero-tagline{font-size:12px}.hero-benefits{font-size:10px;gap:7px}
    .hero-benefits .icon{width:12px;height:12px}.support-strip .button{width:100%}.steps{gap:10px;font-size:11px}
}