:root{color-scheme:light;--accent:#087f9a;--accent-dark:#06657b;--accent-soft:#eaf5f7;--ink:#213039;--muted:#74828a;--line:#e9eef0;--bg:#f4f6f7;--radius:12px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{color:inherit}button:disabled{cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #62bfce;outline-offset:3px}button{touch-action:manipulation}a{color:inherit;text-decoration:none}button{border:0}p,h1,h2,h3{margin:0}img{max-width:100%;display:block}svg.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.icon.small{width:18px;height:18px}.icon-library{position:absolute;width:0;height:0;overflow:hidden}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}[hidden]{display:none!important}
.app-shell{max-width:980px;min-height:100dvh;margin:auto;background:#fff;padding-bottom:calc(82px + env(safe-area-inset-bottom));box-shadow:0 0 60px #142f3f08}.store-header{background:var(--accent);color:#fff;padding:25px 32px 0}.store-topline,.brand,.header-share,.store-intro,.header-contact,.demo-notice,.browse-toolbar,.search-wrap,.section-heading,.stock-filter,.product-topline,.product-bottom,.sheet-heading{display:flex;align-items:center}.store-topline{justify-content:space-between;gap:16px}.brand{gap:12px}.brand-mark{width:43px;height:43px;border:1px solid #ffffff70;border-radius:10px;display:grid;place-items:center;font-size:25px;font-family:"Songti SC",SimSun,serif}.brand strong{font-size:21px;letter-spacing:2px;font-weight:600}.brand-caption{display:block;font-size:9px;letter-spacing:2px;opacity:.67;margin-top:4px}.header-share{min-height:44px;gap:6px;background:#ffffff14;color:#fff;border:1px solid #ffffff38;padding:0 13px;border-radius:8px;font-size:13px}.header-share:hover{background:#ffffff25}.store-intro{justify-content:space-between;gap:16px;padding:27px 0 24px}.eyebrow{font-size:12px;letter-spacing:3px;color:#fff9}.store-intro h1{font-size:28px;font-weight:500;letter-spacing:1px;margin:7px 0}.intro-caption{font-size:13px;opacity:.75}.showroom-stamp{border:1px solid #ffffff50;transform:rotate(6deg);padding:8px 11px;margin-right:7px;font-family:SimSun,serif;letter-spacing:4px;line-height:1.6;font-size:18px;color:#fff9}.header-contact{justify-content:space-between;gap:12px;width:100%;padding:15px 0;background:transparent;border-top:1px solid #ffffff26;color:#fff;font-size:12px;text-align:left}.header-contact>span{display:flex;align-items:center;gap:8px}.online-dot{width:6px;height:6px;border-radius:50%;background:#9ad8d0}.demo-notice{gap:8px;padding:12px 24px;background:#fff9ed;color:#8b7044;font-size:12px;line-height:1.6;flex-wrap:wrap}.demo-label{font-size:10px;border:1px solid #dbbd85;border-radius:4px;padding:0 5px;white-space:nowrap}.browse-toolbar{padding:20px 24px;gap:10px;background:#fff;position:sticky;top:0;z-index:5;border-bottom:1px solid var(--line)}.search-wrap{background:#f3f6f7;border:1px solid transparent;gap:8px;border-radius:9px;padding:0 12px;min-width:0;flex:1;color:#99a5ab;min-height:44px}.search-wrap:focus-within{border-color:#62bfce}.search-wrap input{width:100%;min-width:0;outline:0;border:0;background:transparent;height:44px;font-size:14px;color:var(--ink)}.search-wrap input::placeholder{color:#96a2a9}.search-wrap input::-webkit-search-cancel-button{-webkit-appearance:none}.clear-search{background:transparent;color:var(--muted);padding:8px;margin:-8px}.browse-toolbar select{background:#fff;border:1px solid #dee7eb;border-radius:8px;padding:0 9px;min-height:44px;font-size:12px;max-width:140px;color:#596a74}.catalog-layout{display:grid;grid-template-columns:125px minmax(0,1fr);min-height:610px}.category-sidebar{background:#f4f6f7;border-right:1px solid #edf1f2}.category-sidebar nav{position:sticky;top:85px;padding-top:6px}.category-button{display:flex;align-items:center;justify-content:space-between;gap:4px;position:relative;width:100%;min-height:63px;padding:15px 18px;background:transparent;text-align:left;font-size:14px;color:#66737c}.category-button>span:first-child{display:flex;align-items:center;gap:8px}.category-button svg{width:18px;height:18px}.category-button .category-count{font-size:10px;color:#929da3}.category-button.active{background:#fff;color:var(--accent);font-weight:600}.category-button.active:before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:0 2px 2px 0;background:var(--accent)}.sidebar-caption{display:block;color:#a7b0b6;font-size:11px;line-height:1.9;letter-spacing:1px;text-align:center;padding:28px 5px}.catalog-content{min-width:0;padding:0 22px}.section-heading{min-height:72px;justify-content:space-between;gap:8px;border-bottom:1px solid var(--line)}.section-heading>div{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}.section-heading h2{font-size:16px;font-weight:600}.result-count{font-size:11px;color:var(--muted);white-space:nowrap}.stock-filter{gap:5px;white-space:nowrap;font-size:11px;color:var(--muted);min-height:44px;cursor:pointer}.stock-filter input{accent-color:var(--accent);width:14px;height:14px;margin:0}.active-search{font-size:12px;color:var(--accent);padding:10px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.product-row{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--line)}.product-image-button{background:#f1f1ec;padding:0;width:125px;flex-shrink:0;border-radius:9px;overflow:hidden;position:relative;align-self:flex-start}.product-image-button img{width:100%;aspect-ratio:1;object-fit:cover;transition:transform .2s}.product-image-button:hover img{transform:scale(1.035)}.sold-image{filter:saturate(.25);opacity:.75}.sold-overlay{position:absolute;inset:auto 0 0;background:#23323fc9;color:#fff;text-align:center;font-size:11px;padding:4px}.product-info{flex:1;min-width:0;display:flex;flex-direction:column}.product-topline{justify-content:space-between;gap:8px;align-items:flex-start}.product-title-button{padding:0;background:none;text-align:left;min-width:0;flex:1}.product-title-button h3{font-size:16px;font-weight:600;line-height:1.55;overflow-wrap:anywhere}.favorite-button{width:34px;height:34px;display:grid;place-items:center;flex-shrink:0;background:transparent;color:#afbac0;margin:-4px -8px 0 0;border-radius:50%}.favorite-button .icon{width:18px;height:18px}.favorite-button[aria-pressed="true"]{color:var(--accent)}.favorite-button[aria-pressed="true"] svg{fill:#d9eef2}.product-subtitle{font-size:12px;line-height:1.6;color:var(--muted);margin-top:3px}.product-tags{display:flex;gap:5px;flex-wrap:wrap;margin:9px 0}.product-tag{font-size:10px;padding:2px 5px;border-radius:3px;background:#eff3f4;color:#819097;white-space:nowrap}.product-tag.in-stock{background:var(--accent-soft);color:var(--accent)}.product-tag.new{background:#f8f1e5;color:#aa8650}.product-bottom{justify-content:space-between;gap:8px;margin-top:auto;padding-top:3px;flex-wrap:wrap}.price{font-size:21px;letter-spacing:-.5px;font-weight:600;white-space:nowrap;color:var(--accent)}.price small{font-size:12px;letter-spacing:0;font-weight:400;margin-right:1px}.inquire-button{display:inline-flex;align-items:center;gap:3px;justify-content:center;min-height:34px;padding:0 13px;background:var(--accent-soft);color:var(--accent);border:1px solid #d6e9ee;border-radius:6px;font-size:12px;white-space:nowrap}.inquire-button:hover{background:#d7edf2}.inquire-button .icon{width:14px;height:14px}.list-end{text-align:center;font-size:11px;color:#a0abb2;padding:28px 2px;line-height:1.6}.empty-state{min-height:280px;padding:55px 8px;text-align:center}.empty-state .empty-icon{width:32px;height:32px;color:#b1c7ce;margin:0 auto 15px}.empty-state h3{font-size:15px;font-weight:500;line-height:1.6}.empty-state p{font-size:12px;color:var(--muted);line-height:1.8;margin:7px 0 15px}.text-button{min-height:40px;color:var(--accent);background:var(--accent-soft);padding:8px 16px;border-radius:6px;font-size:12px}.store-footer{padding:30px 20px 24px;border-top:1px solid var(--line);text-align:center;background:#fafbfb;line-height:1.9;color:#98a3aa;font-size:11px}.store-footer p:first-child{letter-spacing:2px;color:#74858d;margin-bottom:6px}.footer-link{background:transparent;text-decoration:underline;text-underline-offset:3px;color:#81969f;font-size:11px;padding:8px}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(100%,980px);z-index:10;display:grid;grid-template-columns:repeat(3,1fr);background:#ffffffed;backdrop-filter:blur(12px);padding:8px 0 calc(9px + env(safe-area-inset-bottom));border-top:1px solid #e8eef0}.nav-item{background:transparent;color:#88969e;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:6px;font-size:11px;min-height:49px}.nav-item.active{color:var(--accent)}.nav-item .icon{width:23px;height:23px}.nav-icon-wrap{position:relative;display:flex}.nav-badge{position:absolute;right:-13px;top:-6px;background:var(--accent);border:2px solid #fff;border-radius:10px;padding:0 4px;color:white;font-size:9px;min-width:17px;text-align:center}
.sheet{padding:0;border:0;border-radius:18px;width:min(calc(100% - 30px),480px);max-height:calc(100dvh - 36px);color:var(--ink);background:#fff;box-shadow:0 25px 100px #092d3b38;overscroll-behavior:contain}.sheet::backdrop{background:#132d3f70;backdrop-filter:blur(3px)}body:has(dialog[open]){overflow:hidden}.sheet-heading{justify-content:space-between;gap:12px}.sheet-eyebrow{letter-spacing:3px;font-size:10px;color:#8a9fa8}.icon-button{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#f1f5f6;color:#60757d;flex-shrink:0}.contact-sheet,.compact-sheet{padding:22px 26px 27px}.contact-emblem{margin:6px auto 16px;border-radius:16px;background:var(--accent-soft);color:var(--accent);width:62px;height:62px;display:grid;place-items:center}.contact-emblem .icon{width:30px;height:30px}.contact-sheet h2{text-align:center;font-size:23px;font-weight:600;margin-bottom:10px}.contact-caption{text-align:center;font-size:12px;color:var(--muted);line-height:1.8}.wechat-box{margin:22px 0 0;padding:20px;border:1px solid #d9e9ed;border-radius:12px;text-align:center;background:#f7fbfc}.wechat-box>span{display:block;font-size:11px;color:var(--muted)}.wechat-box strong{display:block;font-size:23px;letter-spacing:1px;margin:10px 0 17px;overflow-wrap:anywhere;font-weight:600;user-select:all}.primary-button,.secondary-button{min-height:45px;display:inline-flex;justify-content:center;align-items:center;gap:7px;padding:10px 20px;border-radius:8px;font-size:13px;line-height:1.6}.primary-button{background:var(--accent);color:#fff}.primary-button:hover{background:var(--accent-dark)}.secondary-button{background:#f2f6f7;color:#54707b;border:1px solid #e0e9ec}.full-width{width:100%}.contact-tip{font-size:11px;line-height:1.8;text-align:center;color:#93a0a8;margin-top:18px}.inquiry-box{margin-top:20px}.field-label{font-size:11px;color:var(--muted)}.inquiry-box p{font-size:12px;line-height:1.8;margin:8px 0 12px;background:#f5f7f8;padding:12px;border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere}.compact-sheet h2{font-size:22px;margin:12px 0 16px;font-weight:600}.compact-sheet p{font-size:13px;line-height:1.9;color:#6c7c84;margin:12px 0}.share-url{width:100%;padding:13px 10px;border:1px solid #dce7eb;border-radius:8px;background:#f6f9fa;font-size:12px;color:#537482;margin:3px 0 13px}.compact-sheet .share-note{font-size:11px;margin:14px 0 0;color:#92a0a7}.product-detail-image{position:relative;background:#f0f0ec;display:grid;place-items:center}.product-detail-image>img{width:100%;max-height:280px;object-fit:contain}.detail-close{position:absolute;top:14px;right:14px;background:#ffffffdd}.illustration-label{position:absolute;bottom:10px;left:14px;background:#ffffffd9;color:#8b928d;border-radius:4px;padding:4px 7px;font-size:10px}.detail-body{padding:23px 25px}.detail-eyebrow{color:var(--accent);font-size:11px;display:flex;align-items:center;gap:8px;margin-bottom:9px}.detail-body h2{font-size:23px;font-weight:600;line-height:1.5;margin-bottom:8px}.detail-subtitle{font-size:12px;color:var(--muted)}.detail-price{margin:16px 0 20px;font-size:26px}.detail-price small:last-child{font-size:11px;color:#94a2a9;margin-left:8px}.detail-specs{margin:0 0 22px;padding:15px 17px;background:#f6f8f9;border-radius:10px}.detail-specs>div{display:grid;grid-template-columns:75px minmax(0,1fr);gap:8px;font-size:12px;line-height:1.8;padding:4px 0}.detail-specs dt{color:#8a989f}.detail-specs dd{margin:0;color:#536771;overflow-wrap:anywhere}.detail-description h3{font-size:13px;font-weight:600}.detail-description p{font-size:12px;line-height:1.9;color:#809098;margin:9px 0 18px}.detail-actions{position:sticky;bottom:0;display:flex;gap:10px;padding:15px 24px;background:#fff;border-top:1px solid var(--line)}.detail-actions .primary-button{flex:1}.detail-favorite{width:47px;border:1px solid #dce8ec;border-radius:8px;background:#f8fbfb;display:grid;place-items:center;color:#91a4ad}.detail-favorite[aria-pressed="true"]{color:var(--accent)}.detail-favorite[aria-pressed="true"] svg{fill:var(--accent-soft)}.toast{position:fixed;z-index:50;bottom:105px;left:50%;transform:translateX(-50%);max-width:calc(100% - 40px);width:max-content;background:#183440ed;color:#fff;border-radius:10px;padding:12px 20px;font-size:13px;line-height:1.7;box-shadow:0 5px 30px #0002;text-align:center;pointer-events:none}.noscript{position:fixed;top:0;left:0;right:0;background:#fff1d4;color:#704b1a;padding:20px;z-index:90}
@media(min-width:760px){.store-intro{padding:27px 0}.store-header{padding:28px 42px 0}.store-intro h1{font-size:33px}.showroom-stamp{margin-right:15px}.browse-toolbar{padding:20px 28px}.category-sidebar nav{top:85px}.product-row{padding:24px 0}.catalog-content{padding:0 30px}.product-image-button{width:135px}.product-title-button h3{font-size:18px}.product-subtitle{margin-top:7px}.product-tags{margin:12px 0}.product-bottom{padding-top:5px}.product-row:hover .product-title-button{color:var(--accent)}.product-info{padding:3px 0}.bottom-nav{padding-top:10px;padding-bottom:10px}.nav-item{flex-direction:row;gap:9px;font-size:12px}}
@media(max-width:550px){.store-header{padding:22px 20px 0}.store-intro{padding:24px 0 22px}.store-intro h1{font-size:24px;letter-spacing:0}.brand strong{font-size:19px}.brand-mark{width:40px;height:40px;font-size:23px}.brand-caption{font-size:8px;letter-spacing:1.6px}.showroom-stamp{font-size:16px;padding:6px 9px;margin-right:0}.header-share{font-size:12px;padding:0 10px}.header-share .icon{width:18px;height:18px}.demo-notice{padding:10px 16px;font-size:11px;gap:7px}.browse-toolbar{padding:13px 14px;gap:8px}.browse-toolbar select{width:103px;padding:0 6px;font-size:11px}.search-wrap{padding:0 9px;gap:5px}.search-wrap .icon{width:18px;height:18px}.search-wrap input{font-size:13px}.catalog-layout{grid-template-columns:78px minmax(0,1fr);min-height:540px}.category-sidebar nav{top:71px}.category-button{min-height:65px;padding:16px 10px;justify-content:center}.category-button>span:first-child{flex-direction:column;gap:6px;font-size:12px}.category-button .category-count{display:none}.category-button svg{width:19px;height:19px}.sidebar-caption{font-size:10px;letter-spacing:0}.catalog-content{padding:0 13px}.section-heading{min-height:64px;align-items:center}.section-heading>div{gap:4px;display:block}.section-heading h2{font-size:14px}.result-count{font-size:10px;display:block;margin-top:4px}.stock-filter{font-size:10px;gap:4px}.stock-filter input{width:12px;height:12px}.product-row{gap:11px;padding:18px 0}.product-image-button{width:86px;border-radius:7px}.product-image-button img{aspect-ratio:1/1.12;object-fit:cover}.product-title-button h3{font-size:13px;line-height:1.6}.product-subtitle{font-size:10px;line-height:1.6;margin-top:3px}.favorite-button{width:27px;height:31px;margin:-5px -4px 0 -3px}.favorite-button .icon{width:16px;height:16px}.product-tags{gap:4px;margin:7px 0}.product-tag{font-size:9px;padding:2px 4px}.product-tag.code-tag{background:transparent;padding-left:0;color:#93a1a8}.price{font-size:19px}.price small{font-size:11px}.inquire-button{font-size:10px;padding:0 7px;min-height:31px;gap:2px}.inquire-button .icon{width:12px;height:12px}.product-bottom{gap:5px;padding-top:0}.list-end{font-size:10px;padding:24px 1px}.store-footer{font-size:10px;padding-top:24px}.store-footer p{padding:0 4px}.contact-sheet,.compact-sheet{padding:18px 22px 24px}.sheet{max-height:calc(100dvh - 26px)}.detail-body{padding:20px}.detail-actions{padding:13px 20px}.detail-body h2{font-size:21px}.empty-state h3{font-size:13px}.empty-state p{font-size:11px}}
@media(max-width:360px){.catalog-layout{grid-template-columns:65px minmax(0,1fr)}.catalog-content{padding:0 10px}.product-row{gap:8px}.product-image-button{width:69px}.product-title-button h3{font-size:12px}.product-subtitle{font-size:9px}.product-tag{font-size:8px}.product-bottom .inquire-button svg{display:none}.price{font-size:17px}.inquire-button{min-height:31px;padding:0 6px}.brand{gap:9px}.store-intro h1{font-size:22px}.showroom-stamp{font-size:14px}.demo-notice{gap:5px;font-size:10px}.stock-filter{font-size:9px}.section-heading h2{font-size:13px}.contact-sheet,.compact-sheet{padding:17px}.wechat-box{padding:17px 13px}.wechat-box strong{font-size:21px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
/* Thumbnails stay square; the image height follows its rendered width. */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
.product-image-button{display:block;aspect-ratio:1/1}
.product-image-button img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain}
.product-detail-image>img{height:auto;max-height:min(54dvh,520px);object-fit:contain}
.category-sidebar nav{background:#f4f6f7;z-index:1}
.sidebar-caption{display:none}
.detail-gallery{display:flex;gap:8px;flex-wrap:wrap;padding:12px 20px;border-bottom:1px solid var(--line)}
.detail-gallery button{padding:3px;background:#f1f5f6;border:2px solid transparent;border-radius:7px;width:62px;height:62px}
.detail-gallery button[aria-pressed="true"]{border-color:var(--accent)}
.detail-gallery img{width:100%;height:100%;object-fit:contain}