:root{--ink:#122237;--body:#415166;--muted:#596a7d;--navy:#0c192b;--red:#c72032;--red-deep:#a61626;--paper:#fff;--wash:#f4f7fa;--line:#dce4ec;--max:1280px;--shadow:0 12px 36px #152b4310;font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-size:15px;line-height:1.65}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,h4,p,figure,dl{margin:0}
h1,h2,h3,h4{line-height:1.25}
ul,ol{padding-left:1.3em}
[hidden]{display:none!important}
:focus-visible{outline:3px solid #277ec4;outline-offset:4px}
.wrap{width:min(var(--max),calc(100% - 96px));margin-inline:auto}
.skip{position:absolute;top:.5rem;left:.5rem;z-index:20;background:#fff;padding:.6rem 1rem;transform:translateY(-180%)}
.skip:focus{transform:none}
.utility{background:#0e1c2e;color:#e1e8f1;font-size:12px}
.utility .wrap{min-height:35px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.utility-links{display:flex;align-items:center;gap:21px}
.utility a:hover,.footer a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.region{display:inline-flex;align-items:center;gap:8px}
.region::before,.signal{width:7px;height:7px;flex:none;background:#ed5360;border-radius:50%;content:""}
.header{position:sticky;z-index:10;top:0;background:#fff;border-bottom:1px solid #e5eaf0}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:77px}
.brand{display:inline-flex;align-items:center;flex:none}
.brand img{width:232px}
.nav{align-self:stretch;display:flex;align-items:stretch;gap:clamp(12px,2.05vw,30px)}
.nav a{position:relative;display:flex;align-items:center;white-space:nowrap;font-weight:700;font-size:14px}
.nav a:hover,.nav a[aria-current]{color:var(--red)}
.nav a[aria-current]::after{position:absolute;content:"";bottom:0;height:3px;left:0;right:0;background:var(--red)}
.header-actions{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:45px;padding:10px 17px;border:1px solid transparent;border-radius:6px;font-weight:750;line-height:1.4;text-align:center;transition:background .16s,color .16s,border-color .16s;white-space:nowrap}
.btn:hover{border-color:currentColor}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-deep);border-color:var(--red-deep)}
.btn-line{border-color:#cad5df;background:#fff;color:var(--ink)}
.btn-line:hover{background:#eef3f7;border-color:#8095ac}
.btn-ghost{background:#0b172980;color:#fff;border-color:#a9c0da79}
.btn-ghost:hover{background:#223957;border-color:#a9c0da}
.btn-sm{min-height:40px;font-size:13px;padding:8px 13px}
.menu{display:none}
.icon{display:inline-block;flex:none;width:17px;height:17px;vertical-align:middle}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--red);font-weight:750}
.text-link:hover{text-decoration:underline;text-underline-offset:4px}
.eyebrow{display:flex;gap:9px;align-items:center;color:var(--red);font-size:12px;letter-spacing:.15em;font-weight:800;line-height:1.4}
.eyebrow::before{content:"";width:21px;height:2px;background:currentColor;flex:none}
.hero{position:relative;isolation:isolate;overflow:hidden;color:#fff;background:#0c192b}
.hero-media{position:absolute;z-index:-2;inset:0 0 0 auto;width:70%;height:100%}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:55% 53%}
.hero::before{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,#0c192b 0%,#0c192b 27%,#0c192bf2 36%,#0c192b82 53%,#0c192b12 82%),linear-gradient(0deg,#0c192b90,transparent 34%)}
.hero-inner{min-height:505px;display:flex;align-items:center;padding-block:67px 72px}
.hero-copy{max-width:610px}
.hero .eyebrow{color:#ffaab1;margin-bottom:21px}
.hero h1{font-size:clamp(44px,5.15vw,78px);letter-spacing:-.045em;line-height:1.07;font-weight:900}
.hero h1 span{display:block;color:#dbe7f8}
.hero-copy>p{color:#dce6f3;max-width:470px;margin:21px 0 27px;font-size:17px}
.hero-buttons,.actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-buttons .btn{min-height:49px;padding-inline:21px}
.hero-note{position:absolute;right:max(48px,calc((100% - var(--max))/2));bottom:23px;display:flex;align-items:center;gap:9px;color:#e4eefb;font-size:11px;letter-spacing:.14em;background:#0e1c2bc4;padding:7px 12px;border:1px solid #a1b7d35c;border-radius:4px;font-weight:700}
.facts{background:#142741;color:#fff}
.fact-grid{display:grid;grid-template-columns:repeat(4,1fr);min-height:92px}
.fact{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:2px;padding:12px clamp(10px,2.6vw,36px);border-left:1px solid #b9c8dc30}
.fact:first-child{padding-left:0;border-left:0}
.fact b{font-size:clamp(19px,2.05vw,29px);line-height:1.15;letter-spacing:-.035em}
.fact span{color:#c4d0e0;font-size:12px}
.section{padding:76px 0}
.section-sm{padding:46px 0}
.wash{background:var(--wash)}
.section-head{display:flex;gap:24px;align-items:flex-end;justify-content:space-between;margin-bottom:27px}
.section-head .eyebrow,.section-copy .eyebrow{margin-bottom:11px}
.section h2,.section-title{font-size:clamp(29px,3.5vw,45px);font-weight:850;letter-spacing:-.035em}
.section-head p,.section-copy>p{color:var(--muted);margin-top:10px;max-width:700px}
.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.category-tile{position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:152px;overflow:hidden;background:#f3f6f9;border:1px solid var(--line);border-radius:9px;padding:17px;transition:border-color .16s,box-shadow .16s}
.category-tile:hover,.product:hover{border-color:#96adc2;box-shadow:var(--shadow)}
.category-tile .category-image{position:absolute;right:-3px;bottom:-8px;width:52%;height:95%;object-fit:contain;mix-blend-mode:multiply}
.category-tile .tile-content,.tile-foot{position:relative;z-index:1}
.category-tile .tile-content{max-width:66%}
.tile-index,.mono{font-family:ui-monospace,Consolas,monospace}
.tile-index{color:var(--red);font-size:11px;font-weight:800;letter-spacing:.1em}
.category-tile h3{font-size:20px;margin:6px 0 3px}
.category-tile p{color:var(--muted);font-size:12px}
.tile-foot{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:750}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.product{background:#fff;min-width:0;border:1px solid var(--line);border-radius:9px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .16s,box-shadow .16s}
.product-image{display:block;background:#f4f6f8;overflow:hidden}
.product-image img{width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;mix-blend-mode:multiply}
.product-body{display:flex;flex:1;flex-direction:column;padding:14px 15px 15px}
.product-meta{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;margin-bottom:8px;font-size:11px;color:var(--muted)}
.product-meta .chip{color:#982635;background:#fbebed;border-radius:4px;padding:2px 6px;font-weight:750}
.product-body h3{font-size:15px;line-height:1.5;overflow-wrap:anywhere;margin-bottom:14px}
.product-body h3 a:hover{color:var(--red)}
.card-actions{display:flex;justify-content:space-between;gap:6px;border-top:1px solid #e8edf2;padding-top:11px;margin-top:auto;font-size:12px}
.card-actions a:hover{text-decoration:underline;text-underline-offset:4px}
.card-actions>a:first-child{color:var(--muted);font-weight:650}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,74px);align-items:center}
.photo{overflow:hidden;border-radius:10px;background:#eaf0f5}
.photo img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.photo figcaption{background:#132640;color:#e5edf9;padding:10px 14px;font-size:12px}
.check-list{margin:20px 0 24px;list-style:none;padding:0;display:grid;gap:9px}
.check-list li{display:flex;gap:10px;align-items:flex-start;color:var(--body)}
.check-list li::before{content:"";width:8px;height:8px;border:2px solid var(--red);border-radius:2px;flex:none;margin-top:8px}
.use-grid,.three{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.use-card,.panel{padding:22px;border:1px solid var(--line);border-radius:8px;background:#fff}
.use-card{display:flex;min-height:169px;flex-direction:column;align-items:flex-start}
.use-card:hover{border-color:#8ea5bc;box-shadow:var(--shadow)}
.use-card h3,.panel h3{font-size:20px;margin:9px 0 6px}
.use-card p,.panel p{color:var(--muted);font-size:14px}
.use-card .text-link{font-size:13px;margin-top:auto;padding-top:12px}
.band{background:#12243c;color:#fff;padding:42px 0}
.band .wrap,.shop-band{display:flex;justify-content:space-between;align-items:center;gap:22px}
.band .eyebrow{color:#ffaab1;margin-bottom:10px}
.band h2,.shop-band h2{font-size:clamp(25px,3vw,37px);letter-spacing:-.025em}
.band p,.shop-band p{margin-top:7px}
.band p{color:#cbd9e8}
.shop-band{border:1px solid #ecd5d9;border-radius:9px;background:#fff6f6;padding:22px 26px}
.shop-band h2{font-size:23px}
.shop-band p{color:var(--body)}
.footer{background:#0d192a;color:#c1cee0;padding-top:49px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .85fr 1.15fr;gap:28px;padding-bottom:38px}
.footer b,.footer h2{display:block;color:#fff;font-size:16px;margin:0 0 10px}
.footer-brand{display:inline-block;background:#fff;border-radius:4px;padding:9px 12px;margin-bottom:14px}
.footer-brand img{width:213px}
.footer p,.footer ul,.footer address{font-size:13px;font-style:normal}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:5px}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;padding:15px 0;border-top:1px solid #34445a;font-size:12px}
.footer-bottom span:last-child{display:flex;flex-wrap:wrap;gap:14px}
.page-head{padding:26px 0 40px;color:#fff;background:radial-gradient(ellipse at 92% -30%,#3a587a 0,transparent 65%),#102039}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;list-style:none;padding:0;margin:0 0 20px;color:#c0cee0;font-size:12px}
.breadcrumb li+li::before{content:"/";color:#899db5;margin-right:8px}
.breadcrumb a:hover{text-decoration:underline}
.crumb-light{color:var(--muted);margin:0}
.page-head .eyebrow{color:#ffaab1;margin-bottom:9px}
.page-head h1{font-size:clamp(32px,4.4vw,59px);letter-spacing:-.035em}
.page-head p{margin-top:10px;max-width:720px;color:#d5e1ef}
.catalog-section{padding:31px 0 70px}
.catalog-layout{display:grid;grid-template-columns:215px minmax(0,1fr);gap:24px;align-items:start}
.catalog-layout .product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.categories{background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px}
.categories h2{font-size:15px;padding:8px 9px 11px}
.categories a{display:flex;justify-content:space-between;align-items:center;gap:6px;padding:9px 10px;border-radius:5px;font-size:13px;font-weight:650;margin:2px 0}
.categories a small{color:var(--muted)}
.categories a:hover{background:#f0f4f8}
.categories a[aria-current=page]{background:#f9e9ec;color:#942131}
.categories a[aria-current=page] small{color:inherit}
.catalog-tools{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:15px}
.result-count{color:var(--muted);font-size:13px}
.search{position:relative;display:flex;align-items:center;gap:8px;flex:1;max-width:430px}
.search input,.field input,.field select,.field textarea{width:100%;border:1px solid #b7c7d7;border-radius:6px;background:#fff;color:var(--ink);padding:10px 12px;min-height:45px}
.search input{padding-left:34px}
.search .icon{position:absolute;left:10px;color:var(--muted)}
.catalog-subgroups{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 15px}
.catalog-subgroups button{border:1px solid #cad5e0;border-radius:5px;background:#fff;color:var(--ink);font-size:12px;padding:6px 9px}
.catalog-subgroups button[aria-pressed=true]{background:#152b46;color:#fff;border-color:#152b46}
.pagination{display:flex;justify-content:center;align-items:center;gap:9px;margin-top:22px;color:var(--muted);font-size:13px}
.pagination button:disabled{opacity:.5;cursor:default}
.no-results{border:1px dashed #aabccf;padding:28px;border-radius:8px;background:#fff}
.no-results p{margin:6px 0 12px;color:var(--muted)}
.detail-top{padding:20px 0 0}
.detail{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,4vw,55px);align-items:start;margin-top:20px}
.detail-media{min-width:0}
.detail-photo{display:block;background:#f3f6f8;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.detail-photo img{width:100%;aspect-ratio:4/3;object-fit:contain;mix-blend-mode:multiply}
.thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.thumb{display:block;width:76px;padding:3px;border:1px solid var(--line);border-radius:6px;background:#fff}
.thumb img{aspect-ratio:1;object-fit:contain}
.thumb[aria-current=true],.thumb:hover{border-color:var(--red)}
.detail-copy .eyebrow{margin-bottom:11px}
.detail h1{font-size:clamp(25px,3vw,40px);letter-spacing:-.025em;overflow-wrap:anywhere}
.code{display:inline-flex;margin:12px 0 13px;padding:5px 9px;background:#edf2f7;border-radius:4px;color:#304861;font-size:13px;overflow-wrap:anywhere}
.detail-copy>p{color:var(--muted);margin-bottom:17px}
.detail .actions{margin:18px 0 12px}
.detail-copy .fine{font-size:12px}
.specs{display:grid;border-top:1px solid var(--line);margin-top:16px}
.specs>div{display:grid;grid-template-columns:minmax(88px,28%) minmax(0,1fr);border-bottom:1px solid var(--line)}
.specs dt,.specs dd{padding:8px 11px;font-size:13px;overflow-wrap:anywhere}
.specs dt{background:#f0f4f8;font-weight:750}
.specs dd{margin:0;color:var(--body);background:#fff}
.below-detail{display:grid;grid-template-columns:1.5fr 1fr;gap:22px}
.below-detail .panel>p{margin:8px 0 13px}
.panel h2{font-size:22px}
.technical{margin-top:16px}
.solution{scroll-margin-top:95px;padding:35px 0;border-bottom:1px solid var(--line)}
.solution:first-child{padding-top:0}
.solution h2{font-size:clamp(23px,3vw,33px)}
.solution .actions{margin-top:15px}
.flow{list-style:none;padding:0;margin:20px 0 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.flow li{border:1px solid var(--line);background:#fff;border-radius:8px;padding:17px}
.flow strong{display:block;margin:7px 0 4px}
.flow p{color:var(--muted);font-size:13px}
.contact-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:24px;align-items:start}
.inquiry-form{display:grid;gap:12px;margin-top:14px}
.form-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:grid;align-content:start;gap:4px;color:var(--ink);font-weight:650;font-size:13px}
.field-help{color:var(--muted);font-size:12px;font-weight:400;line-height:1.5}
.field textarea{min-height:112px;resize:vertical}
.field input,.field select,.field textarea{font-weight:400;font-size:15px}
.fine{font-size:12px;color:var(--muted)}
.inquiry-form{scroll-margin-top:95px;scroll-margin-bottom:84px}
.inquiry-fields{display:grid;gap:12px;min-inline-size:0;margin:0;padding:0;border:0}
.inquiry-fields input[type=file]{max-width:100%;font-size:13px}
.inquiry-fields input[type=file]::file-selector-button{margin-right:10px;padding:4px 9px;border:1px solid #b7c7d7;border-radius:4px;background:#edf2f7;color:var(--ink);cursor:pointer}
.attachment-selection{display:flex;align-items:flex-start;flex-wrap:wrap;gap:6px 12px;font-size:13px;color:var(--body)}
.attachment-selection span{overflow-wrap:anywhere}
.clear-attachments{padding:0;border:0;background:none;font-size:13px}
.inquiry-form button:disabled{opacity:.65;cursor:default}
.form-status{min-height:20px;font-size:13px;scroll-margin-bottom:84px}
.form-status[data-state=success]{color:#1d654f;font-weight:750}
.form-status[data-state=error]{color:#a61626}
.channels{display:grid;gap:12px;margin-top:13px}
.channels>div{border-top:1px solid var(--line);padding-top:11px}
.channels dt{color:var(--muted);font-size:12px}
.channels dd{margin:3px 0 0;font-weight:750;overflow-wrap:anywhere}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}
.faq summary{cursor:pointer;font-weight:750}
.faq details p{margin-top:8px;color:var(--body)}
.prose{max-width:830px}
.prose h2{margin:24px 0 9px;font-size:24px}
.prose p{margin:7px 0;color:var(--body)}
.mobile-cta{display:none}
@media(max-width:1160px){
 .wrap{width:calc(100% - 56px)}.hero-note{right:28px}.brand img{width:205px}.header-inner{gap:15px}.nav{gap:14px}.nav a{font-size:13px}
}
@media(max-width:940px){
 .header-inner{min-height:64px;flex-wrap:wrap;position:relative;gap:0}
 .nav{order:3;width:100%;align-items:stretch;gap:0;display:flex;flex-direction:column;flex-wrap:nowrap;padding-bottom:6px}
 .nav a{padding:10px 12px}.nav a[aria-current]::after{left:10px;right:10px}
 .header-actions{margin-left:auto}.menu{display:inline-flex}
 .nav[hidden]{display:none!important}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
 .catalog-layout{grid-template-columns:176px minmax(0,1fr);gap:15px}
 .catalog-layout .product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .hero-media{width:78%}.hero-inner{min-height:460px}
 .footer-grid{grid-template-columns:1.2fr .85fr 1fr;gap:20px}
 .footer-grid>div:last-child{grid-column:1/-1}.footer-grid address{display:flex;flex-wrap:wrap;gap:7px 16px}
 .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(min-width:941px){.nav[hidden]{display:flex!important}}
@media(max-width:650px){
 .wrap{width:calc(100% - 32px)}
 .utility .wrap{min-height:30px;font-size:11px;gap:8px}.utility-links{gap:10px}.utility .global{display:none}
 .header-inner{min-height:60px}.brand img{width:min(185px,48vw)}.header-actions .btn{padding:7px 9px}.header-actions>.quote-nav{display:none}
 .hero-inner{align-items:flex-end;min-height:490px;padding:212px 0 31px}
 .hero-media{inset:0 0 auto;width:100%;height:300px}.hero-media img{object-position:58% 45%}
 .hero::before{background:linear-gradient(0deg,#0c192b 0,#0c192b 40%,#0c192b20 81%,#0c192b12 100%)}
 .hero .eyebrow{font-size:10px;letter-spacing:.1em;margin-bottom:12px}.hero h1{font-size:clamp(38px,9.1vw,57px)}
 .hero-copy>p{font-size:14px;margin:12px 0 16px}.hero-buttons .btn{min-height:44px;padding-inline:12px;font-size:13px}.hero-note{display:none}
 .fact-grid{grid-template-columns:1fr 1fr;padding-block:5px}.fact,.fact:first-child{padding:10px 9px;border:0;border-bottom:1px solid #b9c8dc30}.fact:nth-child(2n){border-left:1px solid #b9c8dc30}.fact:nth-last-child(-n+2){border-bottom:0}.fact b{font-size:19px}
 .section{padding:43px 0}.section-sm{padding:28px 0}.section-head{align-items:flex-start;flex-direction:column;gap:11px;margin-bottom:17px}
 .category-grid,.product-grid,.catalog-layout .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
 .category-tile{min-height:129px;padding:10px}.category-tile h3{font-size:16px}.category-tile p{font-size:11px}.tile-foot{font-size:11px}
 .category-tile .tile-content{max-width:76%}.category-tile .category-image{width:51%;height:62%;bottom:-3px;right:-5px}
 .product-body{padding:9px}.product-body h3{font-size:13px}.product-meta{font-size:10px}.card-actions{font-size:11px}
 .split,.use-grid,.three,.detail,.below-detail,.contact-grid{grid-template-columns:1fr;gap:15px}
 .section-copy{padding-bottom:3px}.use-card,.panel{padding:16px}.use-card{min-height:0}
 .band{padding:26px 0}.band .wrap,.shop-band{flex-direction:column;align-items:flex-start;gap:12px}.shop-band{padding:16px}
 .footer{padding-top:26px}.footer-grid{grid-template-columns:1fr 1fr;gap:18px;padding-bottom:22px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{flex-direction:column}
 .page-head{padding:15px 0 25px}.breadcrumb{margin-bottom:12px}.crumb-light{margin-bottom:0}
 .catalog-section{padding:16px 0 41px}.catalog-layout{display:block}
 .categories{display:flex;flex-wrap:wrap;gap:4px;padding:6px;margin-bottom:12px}.categories h2{display:none}.categories a{padding:6px 7px;border:1px solid var(--line);font-size:11px;margin:0}
 .search{min-width:160px}.catalog-tools{gap:7px}.result-count{font-size:12px}.detail-top{padding-top:13px}
 .detail{margin-top:12px}.detail-copy .eyebrow{margin-top:4px}.solution{scroll-margin-top:75px}
 .form-pair{grid-template-columns:1fr;gap:10px}.footer{padding-bottom:64px}
 .mobile-cta{display:flex;position:fixed;z-index:9;bottom:0;left:0;right:0;gap:8px;padding:8px 12px max(8px,env(safe-area-inset-bottom));background:#fffffff5;border-top:1px solid var(--line)}
 .mobile-cta .btn{flex:1;min-height:40px;font-size:13px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}


#wechat{scroll-margin-top:95px}
.contact-phone-line{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px}
.contact-phone-number{white-space:nowrap;font-variant-numeric:tabular-nums}
.wechat-same{display:inline-flex;align-items:center;padding:2px 8px;border:1px solid #bddfcf;border-radius:4px;background:#e9f6ef;color:#176144;font-size:12px;font-weight:650;line-height:1.6;white-space:nowrap}
.copy-contact{margin-top:9px;font-size:12px;font-weight:400;line-height:1.6;color:var(--body)}
.copy-contact-actions{display:flex;align-items:center;flex-wrap:wrap;gap:5px 10px}
.copy-number{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:7px 11px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--ink);font-size:12px;font-weight:650;line-height:1.4}
.copy-number:hover{border-color:#8da4bc;background:#f7f9fb}
.copy-number:disabled{opacity:.65;cursor:wait}
.copy-help{color:var(--muted)}
.copy-status{margin-top:7px;font-size:12px;font-weight:400;overflow-wrap:anywhere}
.copy-status[data-state=success]{color:#176144}
.copy-status[data-state=error]{color:var(--red)}
.copy-fallback{display:grid;gap:5px;margin-top:8px;text-align:left;font-size:12px;font-weight:400}
.copy-fallback input{width:100%;min-width:0;min-height:44px;padding:7px 10px;border:1px solid var(--line);border-radius:5px;background:#fff;color:var(--ink);font-size:16px;font-variant-numeric:tabular-nums}
.wechat-phone{margin-top:14px;padding:11px 12px;border:1px solid var(--line);border-radius:7px;background:var(--wash)}
.wechat-phone>strong{display:block;margin-top:2px;font-size:21px;letter-spacing:.025em;font-variant-numeric:tabular-nums}
.wechat-phone .copy-contact-actions{justify-content:center}

/* Inquiry and WeChat dialogs */
html.has-dialog{overflow:hidden;scrollbar-gutter:stable}
.field input[readonly]{background:#f1f5f9;color:var(--body)}
.inquiry-product-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 3px 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.inquiry-summary-label {
  color: var(--body);
  font-size: 12px;
  font-weight: 700;
}
.inquiry-product-summary strong {
  flex: 0 0 100%;
  min-width: 0;
  font-size: 15px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}
.inquiry-product-summary .mono,
.inquiry-product-summary .fine {
  min-width: 0;
  color: var(--body);
  font-size: 12px;
  overflow-wrap: anywhere;
}
.inquiry-controls{display:grid;gap:7px}
.inquiry-success{padding:25px 12px;display:grid;justify-items:center;gap:14px;text-align:center}
.inquiry-success h3{font-size:25px}
.inquiry-success>p{color:var(--muted)}
.inquiry-success .actions{justify-content:center}
.success-mark{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;background:#e9f6ef;color:#1d654f;font-size:28px}
.receipt-number{padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:var(--wash);font-size:13px;overflow-wrap:anywhere}
.dialog-finish{display:none}
.site-dialog{position:fixed;inset:0;padding:0;border:1px solid var(--line);border-radius:14px;background:#fff;color:var(--ink);overflow:hidden;box-shadow:0 24px 80px #07132655;max-width:none}
.site-dialog[open]{display:flex;flex-direction:column}
.site-dialog::backdrop{background:#081424b8}
.inquiry-dialog{width:min(720px,calc(100% - 40px));height:min(840px,calc(var(--dialog-vh,100dvh) - 48px));max-height:calc(var(--dialog-vh,100dvh) - 48px);margin:auto}
.dialog-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex:none;padding:20px 22px;border-bottom:1px solid var(--line)}
.dialog-heading h2{font-size:27px;line-height:1.3;margin-top:5px}
.dialog-heading p:not(.dialog-eyebrow){margin-top:6px;font-size:13px;color:var(--muted)}
.dialog-eyebrow{font-size:10px;letter-spacing:.12em;color:var(--red);font-weight:800}
.dialog-close{flex:none;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;padding:10px;border:0;border-radius:7px;background:var(--wash);color:var(--ink);cursor:pointer}
.dialog-close:hover{background:#fae9ec;color:var(--red)}
.dialog-close .icon{width:21px;height:21px}
.inquiry-dialog-body{display:flex;flex:1;min-height:0;min-width:0;overflow:hidden}
.inquiry-dialog .inquiry-form{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0;gap:0;margin:0;overflow:hidden}
.inquiry-dialog .inquiry-product-summary{flex:none;margin:12px 22px 0}
.inquiry-dialog .inquiry-fields{flex:1;min-height:0;min-block-size:0;overflow-y:auto;overscroll-behavior:contain;align-content:start;padding:18px 22px}
.inquiry-dialog .inquiry-controls{flex:none;padding:13px 22px max(13px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff}
.inquiry-dialog .inquiry-controls .actions{justify-content:flex-end}
.inquiry-dialog .inquiry-controls .btn{min-width:160px}
.inquiry-dialog .form-status{margin:0;min-height:18px;font-size:12px;line-height:1.45}
.inquiry-dialog .inquiry-success{flex:1;min-height:0;overflow:auto;align-content:center;padding:25px}
.site-dialog .dialog-finish{display:inline-flex}
.wechat-entry{display:flex;align-items:center;gap:14px;margin-top:17px;padding:16px;background:var(--wash);border:1px solid var(--line);border-radius:8px}
.wechat-entry>.icon{width:36px;height:36px;color:var(--red)}
.wechat-entry b{font-size:16px}
.wechat-entry p{margin-top:4px;font-size:12px}
.wechat-entry .text-link{min-height:44px;font-size:13px}
.wechat-dialog{width:min(400px,calc(100% - 32px));max-height:calc(var(--dialog-vh,100dvh) - 32px);margin:auto}
.wechat-dialog .dialog-heading{padding:19px 20px}
.wechat-dialog .dialog-heading h2{font-size:24px}
.wechat-dialog-body{padding:18px 22px 22px;overflow-y:auto;overscroll-behavior:contain;text-align:center}
.wechat-dialog-body>p{font-size:14px;color:var(--body)}
.wechat-dialog-body img{width:280px;max-width:100%;height:auto;margin:15px auto;background:var(--wash)}
.wechat-dialog-body .fine{font-size:12px;color:var(--muted)}
.wechat-dialog-body .btn{width:100%;margin-top:15px}
.inquiry-notice {
  position: fixed;
  z-index: 20;
  right: 22px;
  bottom: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: min(480px, calc(100% - 32px));
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
  box-shadow: var(--shadow);
  font-size: 13px;
}
.inquiry-notice::before {
  flex: none;
  font-size: 16px;
  font-weight: 700;
  line-height: 1;
}
.inquiry-notice[data-state=success]::before{content:"✓";color:#1d654f}
.inquiry-notice[data-state=error]::before{content:"!";color:var(--red-deep)}
#inquiry-notice-text{min-width:0;overflow-wrap:anywhere}
.inquiry-notice button {
  flex: none;
  min-height: 36px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: transparent;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}
@media(max-width:650px){
 .inquiry-dialog{left:0;right:0;top:calc(var(--dialog-top,0px) + 12px);bottom:auto;width:100%;max-width:100%;height:calc(var(--dialog-vh,100dvh) - 12px);max-height:calc(var(--dialog-vh,100dvh) - 12px);margin:0;border-radius:16px 16px 0 0;border-bottom:0}
 .dialog-heading{padding:15px 16px;gap:10px}
 .dialog-heading h2{font-size:23px}
 .dialog-heading p:not(.dialog-eyebrow){font-size:12px}
 .inquiry-dialog .inquiry-product-summary{margin:10px 16px 0}
 .inquiry-dialog .inquiry-product-summary strong{font-size:14px}
 .inquiry-dialog .inquiry-fields{padding:15px 16px}
 .inquiry-dialog .inquiry-controls{padding:12px 16px max(12px,env(safe-area-inset-bottom))}
 .inquiry-dialog .inquiry-controls .btn{width:100%}
 .inquiry-dialog .field input,.inquiry-dialog .field select,.inquiry-dialog .field textarea{font-size:16px}
 .inquiry-notice{left:16px;right:16px;bottom:calc(76px + env(safe-area-inset-bottom));max-width:none}
}


/* High-speed interconnect content */
.core-category-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.category-supplements{display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;margin-top:18px;font-size:13px}
.category-supplements>span{color:var(--muted)}
.topic-cards .use-card{min-width:0}
.topic-cards .use-card p{margin-bottom:17px}
.catalog-guide-strip{display:flex;align-items:center;flex-wrap:wrap;gap:9px 20px;padding-block:16px;border-bottom:1px solid var(--line);font-size:13px}
.catalog-guide-strip>b{color:var(--body);font-size:12px}
.product-context .section-head h2{font-size:clamp(26px,3vw,36px)}
.product-context-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.product-context-grid .panel,.context-faq{min-width:0}
.product-context-grid .panel h3:first-child,.topic-inputs .panel h3{margin-top:0}
.product-context-grid .panel h3:not(:first-child){margin-top:22px}
.product-context-grid .actions{margin-top:20px}
.context-list{display:grid;gap:9px;padding-left:20px;margin:14px 0;color:var(--body);font-size:14px;line-height:1.8}
.context-list li{padding-left:2px;overflow-wrap:anywhere}
.context-guides{display:flex;align-items:center;flex-wrap:wrap;gap:10px 22px;padding:21px 0;font-size:13px}
.context-guides>b{font-size:12px;color:var(--body)}
.context-faq h3{margin-top:0;margin-bottom:14px}
.topic-page .page-head h1{max-width:1080px;overflow-wrap:anywhere}
.topic-meta{display:flex;flex-wrap:wrap;gap:7px 24px;color:var(--muted);font-size:12px;margin-bottom:20px}
.topic-flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.topic-flow>div{display:grid;gap:7px;position:relative;min-width:0;padding:19px 20px;background:var(--navy);border-radius:8px;color:#fff}
.topic-flow .tile-index{color:#ffaab1}
.topic-flow strong{font-size:21px}
.topic-flow>div>span:last-child{font-size:13px;color:#d0dceb}
.topic-flow>div:not(:last-child)::after{position:absolute;content:"→";right:-19px;top:40%;color:var(--red);font-size:18px}
.topic-flow-note{margin-top:10px}
.topic-inputs{margin-top:25px}
.topic-inputs .panel h3{font-size:19px}
.topic-index{display:flex;flex-wrap:wrap;align-items:center;gap:9px 18px;margin-top:25px;padding:15px 0 0;border-top:1px solid var(--line);font-size:13px;color:var(--body)}
.topic-index b{font-size:12px;color:var(--muted)}
.topic-index a:hover{color:var(--red);text-decoration:underline;text-underline-offset:4px}
.topic-reading{max-width:1000px}
.topic-section{scroll-margin-top:100px;border:1px solid var(--line);border-radius:9px;background:#fff;padding:28px;margin-bottom:22px;overflow-wrap:anywhere}
.topic-section h2{font-size:clamp(24px,2.8vw,32px);line-height:1.4;margin-bottom:18px;letter-spacing:-.02em}
.topic-section>p{color:var(--body);font-size:15px;line-height:1.95}
.topic-section>p+p{margin-top:13px}
.topic-section .faq{margin-top:9px}
.topic-table{max-width:100%;overflow:auto;margin:20px 0;border:1px solid var(--line);border-radius:7px}
.topic-table table{border-collapse:collapse;width:100%;min-width:560px;font-size:13px;color:var(--body)}
.topic-table caption{text-align:left;font-size:12px;color:var(--muted);padding:12px 13px;background:#f6f8fb}
.topic-table th,.topic-table td{padding:12px 13px;text-align:left;border-top:1px solid var(--line);vertical-align:top}
.topic-table th{font-weight:650;color:var(--ink)}
.topic-table thead th{background:#edf2f7}
.topic-table th[scope=row]{font-family:ui-monospace,Consolas,monospace;font-size:12px}
.topic-sources{display:flex;flex-wrap:wrap;align-items:center;gap:8px 13px;line-height:1.8}
.topic-sources .text-link{font-size:12px}
#topic-products{scroll-margin-top:95px}
@media(max-width:1060px){.core-category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){
 .category-supplements{gap:10px 16px;font-size:12px}
 .catalog-guide-strip{gap:9px 14px;font-size:12px}
 .product-context-grid{grid-template-columns:1fr;gap:13px}
 .context-guides{gap:10px 16px}
 .context-list{font-size:13px}
 .topic-meta{gap:6px 16px;margin-bottom:15px}
 .topic-flow{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
 .topic-flow>div{padding:12px 10px;gap:4px;overflow-wrap:anywhere}
 .topic-flow strong{font-size:14px;line-height:1.5}
 .topic-flow>div>span:last-child{font-size:11px;line-height:1.6}
 .topic-flow>div:not(:last-child)::after{content:"→";right:-13px;top:40%;font-size:13px;line-height:20px}
 .topic-inputs{margin-top:19px}
 .topic-index{gap:10px 15px;align-items:flex-start;font-size:12px;margin-top:18px}
 .topic-index b{width:100%}
 .topic-section{padding:18px 16px;margin-bottom:15px}
 .topic-section h2{font-size:23px;margin-bottom:14px}
 .topic-section>p{font-size:14px;line-height:1.9}
 .topic-sources{display:block}
 .topic-sources .text-link{display:block;margin-top:6px}
}

/* Individual product selection and image context */
.product-figure{margin:0}
.product-figure figcaption{font-size:12px;line-height:1.7;color:var(--muted);margin-top:10px;overflow-wrap:anywhere}
.product-image-index{margin:12px 0 0;padding-left:19px;font-size:12px;line-height:1.8;color:var(--muted);display:grid;gap:5px}
.product-image-index a:hover{color:var(--red);text-decoration:underline;text-underline-offset:3px}
.product-image-details,.product-original-name{font-size:12px;line-height:1.8;color:var(--muted);margin-top:13px}
.product-image-details summary,.product-original-name summary{cursor:pointer;min-height:32px;padding-block:5px}
.product-original-name p{font-size:12px;overflow-wrap:anywhere;margin-top:7px;color:var(--body)}
.product-image-notice {
  margin-top: 13px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
  color: var(--body);
  font-size: 12px;
  line-height: 1.8;
}
.product-jump{display:flex;flex-wrap:wrap;gap:8px 18px;border-top:1px solid var(--line);padding-top:13px;font-size:12px;color:var(--body)}
.product-jump a{min-height:36px;display:inline-flex;align-items:center}
.product-jump a:hover{color:var(--red);text-decoration:underline;text-underline-offset:4px}
#product-selection,#product-rfq,#product-questions,#related-products{scroll-margin-top:105px}
.product-rfq{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:28px;align-items:center}
.product-rfq h2,.product-faq h2{font-size:clamp(21px,2.3vw,28px);line-height:1.5;margin-bottom:12px}
.product-rfq-action p{font-size:13px;line-height:1.8;margin-bottom:15px}
.product-rfq-action .btn{max-width:100%}
.product-faq{margin-top:20px}
.product-comparisons{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px;max-width:860px}
.product-comparisons>div{min-width:0;display:flex;flex-direction:column}
.product-comparisons .product{flex:1}
.comparison-reason{margin-bottom:12px;font-size:13px;line-height:1.7;color:var(--body)}
@media(max-width:650px){
 .product-image-index{font-size:11px;line-height:1.75}
 .product-jump{gap:6px 15px}
 .product-rfq{grid-template-columns:1fr;gap:12px}
 .product-rfq-action .btn{width:100%}
 .product-comparisons{gap:12px}
 .comparison-reason{font-size:12px}
 #product-selection,#product-rfq,#product-questions,#related-products{scroll-margin-top:80px}
}

/* Mobile navigation drawer */
.nav-home{display:contents}
.nav-products{display:flex;align-items:stretch}
.nav-products-link{height:100%}
.nav-link-icon,.menu-close-icon{display:none}
.nav-submenu{display:none}
.nav-drawer{position:fixed;inset:0 0 0 auto;margin:0;width:min(86vw,360px);max-width:none;height:var(--nav-drawer-vh,100dvh);max-height:var(--nav-drawer-vh,100dvh);padding:0;border:0;border-left:1px solid #dce4ec;background:#fff;color:var(--ink);overflow:hidden;box-shadow:-20px 0 60px #08142433}
.nav-drawer[open]{display:flex;flex-direction:column;animation:nav-drawer-enter .2s ease-out}
.nav-drawer::backdrop{background:#08142499;animation:nav-backdrop-enter .2s ease-out}
.nav-drawer-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none;padding:23px 20px 19px;border-bottom:1px solid var(--line)}
.nav-drawer-heading>div{min-width:0}
.nav-drawer-heading img{width:214px;max-width:100%}
.nav-drawer-heading p{margin-top:9px;font-size:11px;letter-spacing:.1em;color:var(--muted)}
.nav-drawer-close{display:inline-flex;align-items:center;justify-content:center;flex:none;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:8px;background:var(--wash);color:var(--ink)}
.nav-drawer-close:hover{background:#fae9ec;border-color:#e8bfc5;color:var(--red)}
.nav-drawer-close .icon{width:21px;height:21px}
.nav-drawer-scroll{flex:1;min-height:0;min-width:0;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#b9c7d6 transparent;padding:17px 16px 20px}
.nav-drawer-label{font-size:11px;line-height:1.6;font-weight:500;letter-spacing:.1em;color:var(--muted);padding:0 12px 10px}
.nav-drawer .nav{display:flex;flex-direction:column;align-items:stretch;align-self:auto;gap:3px;width:100%;padding:0}
.nav-drawer .nav-products{display:block}
.nav-drawer .nav>a,.nav-drawer .nav-products-link,.nav-drawer .nav-products-toggle{position:relative;display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;min-height:54px;padding:13px 14px;border:0;border-radius:7px;background:transparent;color:var(--ink);font-size:16px;font-weight:700;line-height:1.6;text-align:left;white-space:normal;overflow-wrap:anywhere}
.nav-drawer .nav>a:hover,.nav-drawer .nav-products-toggle:hover{background:var(--wash)}
.nav-drawer .nav [aria-current]::after{display:none}
.nav-drawer .nav>a[aria-current],.nav-drawer .nav-products-toggle[aria-current]{color:var(--red);background:#fbedef}
.nav-drawer .nav>a[aria-current]::before,.nav-drawer .nav-products-toggle[aria-current]::before{content:"";position:absolute;left:0;top:17px;width:3px;height:21px;border-radius:2px;background:var(--red)}
.nav-drawer .nav-link-icon{display:inline-flex;flex:none;color:#8898aa}
.nav-drawer .nav-link-icon .icon{width:16px;height:16px}
.nav-drawer .nav-products-toggle .nav-link-icon{transform:rotate(90deg);transition:transform .18s ease}
.nav-drawer .nav-products-toggle[aria-expanded=true] .nav-link-icon{transform:rotate(-90deg);color:var(--red)}
.nav-drawer .nav-submenu{display:grid;gap:2px;margin:5px 0 9px 14px;padding:0 0 0 13px;border-left:1px solid #dce4ec}
.nav-drawer .nav-submenu a{min-height:44px;display:flex;align-items:center;padding:10px 12px;font-size:13px;font-weight:500;line-height:1.65;border-radius:6px;white-space:normal;overflow-wrap:anywhere}
.nav-drawer .nav-submenu a:hover{background:var(--wash)}
.nav-drawer .nav-submenu .is-current-category,.nav-drawer .nav-submenu a[aria-current]{background:#fbedef;color:var(--red);font-weight:700}
.nav-drawer-secondary{display:grid;gap:2px;margin:18px 0 0;padding:16px 12px 0;border-top:1px solid var(--line)}
.nav-drawer-secondary>p{font-size:11px;color:var(--muted);margin-bottom:5px;letter-spacing:.08em}
.nav-secondary-link{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px;font-size:13px;color:var(--body)}
.nav-secondary-link:hover{color:var(--red)}
.nav-secondary-link .icon{width:14px;height:14px;color:#8898aa}
.nav-drawer-footer{flex:none;padding:15px 20px max(12px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff}
.nav-drawer-footer>p{font-size:11px;color:var(--muted);margin-bottom:11px}
.nav-drawer-footer>.btn{width:100%;min-height:48px;font-size:14px}
.nav-drawer-phone{display:flex;align-items:center;justify-content:center;gap:8px;min-height:40px;margin-top:5px;font-size:13px;font-variant-numeric:tabular-nums;color:var(--body)}
html.has-nav-drawer{overflow:hidden}
html.has-nav-drawer body{position:fixed;top:var(--nav-scroll-offset,0px);left:0;right:0;width:100%;padding-right:var(--nav-scrollbar-gap,0px);overflow:hidden}
.has-nav-drawer .mobile-cta{visibility:hidden}
@keyframes nav-drawer-enter{from{transform:translateX(100%)}to{transform:translateX(0)}}
@keyframes nav-backdrop-enter{from{background:#08142400}to{background:#08142499}}
@media(max-width:940px){
 .nav-enhanced .header-inner{flex-wrap:nowrap;gap:16px;min-height:72px}
 .header-actions>.btn:not(.menu){display:none}
 .header-actions .menu{width:46px;min-height:46px;padding:0;border-radius:8px;background:#f4f7fa}
 .menu .icon{width:21px;height:21px}
 .menu[aria-expanded=true] .menu-open-icon{display:none}
 .menu[aria-expanded=true] .menu-close-icon{display:inline-flex}
 .utility .utility-site-link{display:none}
 .utility-phone{white-space:nowrap;font-variant-numeric:tabular-nums}
 .utility-phone-label{display:none}
}
@media(max-width:650px){
 .header .brand img{width:min(232px,calc(100vw - 110px))}
 .utility .wrap{gap:8px}
 .utility-country{display:none}
}
@media(prefers-reduced-motion:reduce){.nav-drawer,.nav-drawer::backdrop{animation:none!important}}