/* 数据驱动的 B2B 产品中心；沿用官网的导航、字体、按钮与布局组件。 */
:root{--c-primary:#174b7e;--c-primary-dark:#102f50;--c-primary-light:#2b6da9;--c-accent:#5788b9;--c-accent-2:#8da9c5;--c-ink:#19324c;--c-text:#4d5e70;--c-gray:#6a7c8f;--c-gray-light:#77889a;--c-bg:#f2f5f8;--c-bg-2:#e9eef3;--c-line:#dde4eb;--grad-primary:linear-gradient(120deg,#174b7e,#28699f)}
.data-error{padding:20px;background:#fff2e9;color:#9a4429;text-align:center;border-bottom:1px solid #eacdbb}
.catalog-section{background:#f5f7fa;padding:60px 0 85px}.catalog-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:25px;margin-bottom:40px}.catalog-heading h2{font-size:32px;font-weight:500;margin:0 0 10px}.catalog-heading p{font-size:13px;color:var(--c-gray)}.catalog-heading b{font-weight:500;color:var(--c-primary)}.catalog-layout{display:grid;grid-template-columns:228px minmax(0,1fr);gap:32px;align-items:start}.catalog-sidebar{position:sticky;top:115px}.catalog-sidebar h3{font-size:17px;font-weight:500;margin-bottom:20px;padding:0 16px}.catalog-filter{display:grid;border:1px solid #dbe3ec;background:white;padding:8px}.catalog-filter button{display:flex;text-align:left;justify-content:space-between;align-items:center;padding:13px 12px;font-size:12px;color:#587086;border-radius:3px;gap:6px}.catalog-filter button span{font:10px Arial;color:#91a2b2}.catalog-filter button:hover{background:#f0f5fa}.catalog-filter button.is-active{background:#184e80;color:white}.catalog-filter button.is-active span{color:#b5cde4}.catalog-help{margin-top:22px;background:#e9eff5;padding:22px 18px;font-size:12px}.catalog-help b{font-weight:500;font-size:14px}.catalog-help p{color:#72869a;margin:12px 0 18px}.catalog-help a{color:var(--c-primary)}.catalog-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:22px}.catalog-search{display:flex;align-items:center;gap:12px;background:white;border:1px solid #dce4ed;padding:0 16px;flex:1;max-width:470px}.catalog-search>span{font:24px Arial;color:#829bb1}.catalog-search input{background:none;border:0;outline:0;padding:13px 0;width:100%;font-size:12px}.catalog-search:focus-within{outline:2px solid #8ab2d7}.catalog-toolbar>span{font-size:12px;color:#7a8da0;flex-shrink:0}.catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.catalog-card{background:white;border:1px solid #e0e6ed;border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .25s,transform .25s;min-width:0}.catalog-card:hover{box-shadow:0 13px 40px #102f500f;transform:translateY(-3px)}.catalog-image{display:block;aspect-ratio:4/3;position:relative;overflow:hidden;background:#eaf0f6}.catalog-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.catalog-card:hover .catalog-image img{transform:scale(1.04)}.catalog-image>span{position:absolute;left:18px;top:18px;font-size:10px;background:#ffffffdf;color:#335c82;padding:4px 10px;border:1px solid #dbe4ed}.catalog-body{padding:25px;display:flex;flex-direction:column;flex:1}.catalog-number{font:10px/1.6 Arial;color:#8a9caf;letter-spacing:.5px;margin-bottom:8px;min-height:16px}.catalog-body h2{font-size:21px;font-weight:500;line-height:1.45;margin-bottom:12px}.catalog-summary{font-size:12px;line-height:1.9;color:#7a8a9b;margin-bottom:18px}.catalog-features{list-style:none;padding:0;margin:0 0 18px;font-size:12px;color:#4d6a84;line-height:1.85}.catalog-features li{position:relative;padding-left:15px;margin:4px 0}.catalog-features li::before{content:"";position:absolute;left:0;top:10px;width:4px;height:4px;background:#7097bb}.catalog-specs{margin:0 0 18px;border-top:1px solid #e5ebf1}.catalog-specs>div{display:grid;grid-template-columns:58px minmax(0,1fr);gap:10px;border-bottom:1px solid #e5ebf1;padding:9px 0;font-size:11px}.catalog-specs dt{color:#8a9daf}.catalog-specs dd{margin:0;color:#476681;overflow-wrap:anywhere}.catalog-apps{font-size:11px;color:#7890a5;line-height:1.9;margin:0 0 20px}.catalog-apps b{font-weight:500;color:#486987;margin-right:8px}.catalog-detail{display:flex;justify-content:space-between;align-items:center;padding-top:18px;border-top:1px solid #e3e9f0;color:#245985;font-size:12px;margin-top:auto}.catalog-detail span{font-size:18px}.catalog-pages{display:flex;gap:8px;justify-content:center;margin-top:35px}.catalog-pages button{width:36px;height:36px;background:#fff;border:1px solid #dbe3ec;font-size:12px}.catalog-pages button[aria-current]{background:#174b7e;color:#fff}.catalog-empty{grid-column:1/-1;background:white;border:1px solid #dce4ec;padding:65px 25px;text-align:center}.catalog-empty h2{font-size:23px;font-weight:500}.catalog-empty p{font-size:13px;color:#748a9f;margin:18px 0 28px}.product-intro{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:60px;align-items:start}.product-gallery{min-width:0}.product-stage{position:relative;background:#eef2f6;border:1px solid #dce3eb;aspect-ratio:4/3;overflow:hidden}.product-stage>img{width:100%;height:100%;object-fit:contain}.gallery-controls{position:absolute;bottom:15px;right:15px;display:flex;gap:13px;align-items:center;background:#ffffffdf;border:1px solid #e0e6ed;padding:3px 6px;font:11px Arial;color:#496e91}.gallery-controls button{width:33px;height:32px;font-size:17px}.product-thumbs{display:flex;gap:10px;overflow:auto;padding:14px 0}.product-thumbs button{width:86px;height:67px;flex-shrink:0;border:2px solid transparent;background:#f2f5f8;padding:3px}.product-thumbs button.is-active{border-color:#245e94}.product-thumbs img{width:100%;height:100%;object-fit:cover}.product-overview h1{font-size:33px;font-weight:500;line-height:1.4}.product-overview .kicker{margin-top:10px}.english-name{font:13px/1.7 Arial;color:#8597a8;margin:15px 0 24px}.product-lead{font-size:14px;line-height:2;color:#61778c;margin-bottom:25px}.product-overview .feature-list{font-size:13px;margin-bottom:26px}.product-overview .catalog-specs{margin-top:25px}.product-overview .catalog-specs>div{font-size:13px;grid-template-columns:70px minmax(0,1fr);padding:12px 0}.detail-jump{display:flex;gap:35px;border-top:1px solid #dce4ed;border-bottom:1px solid #dce4ed;padding:21px 0;margin-top:60px;flex-wrap:wrap}.detail-jump a{font-size:14px;color:#567791}.product-sections{max-width:1000px}.product-sections section{padding:38px 0;border-bottom:1px solid #e1e7ee;scroll-margin-top:100px}.product-sections h2{font-size:23px;font-weight:500;margin-bottom:24px}.product-sections h3{font-size:15px;margin:25px 0 12px;font-weight:500}.plain-copy{white-space:pre-wrap;line-height:2;overflow-wrap:anywhere;font-size:14px;color:#597086}.product-sections .parameter-note{padding:17px 20px;background:#f1f5f9;color:#6b8196;font-size:12px;line-height:1.9;margin-top:20px}.related-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.related-grid .catalog-body{padding:20px}.related-grid h2{font-size:18px}.related-grid .catalog-features,.related-grid .catalog-specs,.related-grid .catalog-apps{display:none}.honeypot{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}.customer-reply{background:#f1f5fa;border-left:3px solid #80a5c9;padding:18px;margin-top:18px}.customer-reply small{font-size:11px;color:#8496a8}#lookupResult h3{font-size:21px;margin-bottom:15px}#lookupResult>p{margin:15px 0}.catalog-grid{scroll-margin-top:110px}.company-gallery{margin-top:25px}
@media(max-width:1100px){.catalog-layout{grid-template-columns:200px minmax(0,1fr);gap:22px}.catalog-body{padding:20px}.product-intro{gap:35px}.product-overview h1{font-size:28px}}
@media(max-width:850px){.catalog-heading{display:block}.catalog-heading>a{margin-top:20px}.catalog-layout{display:block}.catalog-sidebar{position:static;margin-bottom:24px}.catalog-sidebar h3{padding:0}.catalog-filter{display:flex;flex-wrap:wrap;gap:5px;padding:10px}.catalog-filter button{font-size:11px;padding:9px 10px;gap:8px}.catalog-help{display:none}.product-intro{grid-template-columns:1fr}.product-gallery{max-width:650px;width:100%}.detail-jump{gap:23px}.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-overview h1{font-size:29px}}
@media(max-width:560px){.catalog-grid,.related-grid{grid-template-columns:minmax(0,1fr)}.catalog-heading h2{font-size:26px}.catalog-section{padding:40px 0 55px}.catalog-toolbar{flex-wrap:wrap;gap:12px}.catalog-search{flex-basis:100%;max-width:none}.catalog-body{padding:23px}.catalog-body h2{font-size:21px}.product-overview h1{font-size:26px}.detail-jump{gap:16px;padding:18px 0;margin-top:38px}.detail-jump a{font-size:12px}.product-sections section{padding:30px 0}.product-sections h2{font-size:21px}.hero__btns .btn{font-size:12px}.catalog-image{aspect-ratio:4/3}}