:root{--ink:#17171b;--muted:#6f727a;--line:#dfe1e6;--accent:#6850d9;--paper:#f5f6f8}
*{box-sizing:border-box}body.commerce-page{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei",Arial,sans-serif}.commerce-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;height:76px;padding:0 clamp(20px,5vw,72px);background:rgba(245,246,248,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.commerce-brand{text-decoration:none;color:var(--ink);display:flex;flex-direction:column}.commerce-brand strong{font-size:21px}.commerce-brand span{font-size:9px;letter-spacing:.12em;color:var(--muted)}.commerce-nav{display:flex;gap:24px}.commerce-nav a{color:var(--muted);font-size:13px;text-decoration:none}.commerce-nav a:hover{color:var(--ink)}.commerce-main{width:min(1440px,calc(100% - 48px));margin:auto;padding:64px 0 90px}.commerce-kicker{font-size:10px;font-weight:700;letter-spacing:.14em;color:var(--accent)}.commerce-title{margin:12px 0 0;font-size:clamp(40px,6vw,78px);line-height:1.05;font-weight:600}.commerce-intro{max-width:650px;color:var(--muted);line-height:1.8}.catalog-toolbar{display:flex;align-items:end;justify-content:space-between;gap:30px;margin:40px 0 24px}.filter-row{display:flex;gap:8px;flex-wrap:wrap}.filter-chip{min-height:38px;padding:0 14px;border:1px solid var(--line);background:transparent;color:var(--muted);cursor:pointer}.filter-chip.is-active{border-color:var(--ink);background:var(--ink);color:#fff}.catalog-count{font-size:12px;color:var(--muted)}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.product-tile{display:block;color:inherit;text-decoration:none}.product-tile figure{margin:0}.product-tile img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;background:#fff}.product-tile figcaption{padding:15px 2px}.product-tile .meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:10px}.product-tile h2{margin:7px 0 4px;font-size:16px}.product-tile p{margin:0;color:var(--muted);font-size:12px;line-height:1.55}.status-pill{color:var(--accent)}.detail-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(360px,.8fr);gap:64px;align-items:start}.detail-media{position:sticky;top:104px}.detail-media img{width:100%;display:block;aspect-ratio:1/1;object-fit:cover;background:#fff}.detail-panel{padding-top:12px}.detail-panel h1{font-size:clamp(36px,5vw,64px);line-height:1.08;margin:12px 0 20px}.detail-summary{font-size:15px;line-height:1.8;color:var(--muted)}.spec-list{margin:30px 0;border-top:1px solid var(--line)}.spec-row{display:grid;grid-template-columns:110px 1fr;padding:15px 0;border-bottom:1px solid var(--line);font-size:13px}.spec-row span:first-child{color:var(--muted)}.feature-list{padding:0;margin:26px 0;list-style:none}.feature-list li{padding:10px 0 10px 20px;border-bottom:1px solid var(--line);position:relative}.feature-list li:before{content:"";position:absolute;left:2px;top:17px;width:6px;height:6px;background:var(--accent)}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:0;text-decoration:none;cursor:pointer;font:inherit}.primary-button{background:var(--ink);color:#fff}.secondary-button{border:1px solid var(--line);color:var(--ink);background:transparent}.detail-actions{display:flex;gap:10px;margin-top:28px}.request-dialog{width:min(680px,calc(100% - 28px));border:0;padding:0;background:transparent}.request-dialog::backdrop{background:rgba(0,0,0,.72);backdrop-filter:blur(8px)}.request-panel{position:relative;padding:30px;background:#fff;color:var(--ink)}.request-panel h2{margin:5px 0 6px}.request-panel>p{color:var(--muted)}.dialog-close{position:absolute;right:14px;top:10px;border:0;background:transparent;font-size:26px;cursor:pointer}.request-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.request-panel label{display:flex;flex-direction:column;gap:7px;color:var(--muted);font-size:11px}.request-panel input,.request-panel select,.request-panel textarea{width:100%;min-height:44px;border:1px solid var(--line);background:#fafafa;padding:10px;color:var(--ink);font:inherit}.request-panel textarea{min-height:100px;resize:vertical}.request-span{grid-column:1/-1}.form-status{min-height:20px;color:var(--accent);font-size:12px}.admin-shell{display:grid;grid-template-columns:260px 1fr;gap:28px}.admin-panel{background:#fff;border:1px solid var(--line);padding:22px}.admin-panel h2{font-size:16px;margin-top:0}.admin-panel input,.admin-panel select{width:100%;height:42px;border:1px solid var(--line);padding:8px;background:#fff}.inquiry-list{display:grid;gap:12px}.inquiry-card{background:#fff;border:1px solid var(--line);padding:18px}.inquiry-card header{display:flex;justify-content:space-between;gap:20px}.inquiry-card h3{margin:0 0 5px;font-size:15px}.inquiry-card p{color:var(--muted);font-size:12px;line-height:1.6}.inquiry-actions{display:flex;gap:8px;align-items:center}.inquiry-actions select{height:36px}.empty-state{padding:60px;text-align:center;color:var(--muted);background:#fff}.error-panel{padding:80px 0;text-align:center}
@media(max-width:1000px){.product-grid{grid-template-columns:repeat(2,1fr)}.detail-layout{grid-template-columns:1fr}.detail-media{position:relative;top:auto}.admin-shell{grid-template-columns:1fr}}
@media(max-width:620px){.commerce-header{height:66px;padding:0 18px}.commerce-nav a:not(:last-child){display:none}.commerce-main{width:calc(100% - 32px);padding:40px 0 70px}.catalog-toolbar{align-items:start;flex-direction:column}.product-grid{grid-template-columns:1fr 1fr;gap:14px}.product-tile h2{font-size:14px}.product-tile p{display:none}.detail-layout{gap:28px}.detail-panel h1{font-size:38px}.request-panel{padding:24px 18px}.request-grid{grid-template-columns:1fr}.request-span{grid-column:auto}.detail-actions{flex-direction:column}.primary-button,.secondary-button{width:100%}}
/* Keep the POST logout control aligned with commerce navigation links. */
.commerce-logout-form{display:inline-flex;margin:0}
.commerce-logout-form button{padding:0;border:0;background:transparent;color:var(--muted);font:inherit;font-size:13px;cursor:pointer}
.commerce-logout-form button:hover{color:var(--ink)}