:root{--navy:#0a3156;--muted:#506984;--orange:#c94705;--soft:#eef5fa;--line:#d5e1eb;--font-cn:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",system-ui,sans-serif}
*{box-sizing:border-box}body{margin:0;color:var(--navy);background:#fff;font:16px/1.8 var(--font-cn)}button,input,textarea,select{font:inherit}a{color:inherit;text-decoration:none}a:hover{color:var(--orange)}a:focus-visible,button:focus-visible{outline:3px solid #c94705;outline-offset:5px}h1,h2,p{margin:0}img{display:block;max-width:100%;height:auto}.container{width:min(1120px,calc(100% - 64px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:absolute;top:-80px;left:20px;background:white;padding:12px;z-index:10000}.skip-link:focus{top:10px}.welcome{overflow-wrap:anywhere;font-size:13px;background:#eaf1f6;padding:5px 0}.header-row{min-height:108px;display:flex;align-items:center;justify-content:space-between;gap:30px}.site-header{border-bottom:1px solid var(--line);background:white}.brand{display:block;flex:none;width:275px;background:white;border-radius:3px}.brand img{width:100%;height:auto}.brand-fallback{font-size:25px;font-weight:700;padding:12px}.site-navigation{display:flex;align-items:center;gap:28px}.site-navigation>a,.site-navigation>span{font-size:15px;font-weight:600;white-space:nowrap;position:relative;padding:25px 0}.site-navigation a[aria-current=page]:after{content:"";height:3px;background:var(--navy);position:absolute;bottom:12px;left:0;right:0}.site-navigation span{color:#61758a}.site-navigation small{display:block;font-size:10px;font-weight:400;line-height:1.1;position:absolute;bottom:9px;color:#67798c}.menu-toggle{display:none;background:white;border:1px solid var(--line);border-radius:4px;color:var(--navy);width:44px;height:44px}.development-status{font-size:12px;color:#526b81;background:#f8fafc;padding:9px 0;border-bottom:1px solid #e4edf4}.status-dot{display:inline-block;width:6px;height:6px;background:#c94705;border-radius:50%;margin-right:9px;vertical-align:middle}.brand-intro{background:linear-gradient(115deg,#f3f8fc,#e4eff8);padding:82px 0 86px;overflow:hidden}.intro-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:65px;align-items:center}.eyebrow{font-size:13px;font-weight:600;letter-spacing:1.6px;color:#506984;margin-bottom:22px}h1{font-size:44px;line-height:1.45;letter-spacing:.5px;max-width:580px;overflow-wrap:anywhere}.lead{font-size:18px;line-height:1.95;color:var(--muted);margin-top:24px;overflow-wrap:anywhere}.brand-rule{width:48px;height:4px;background:var(--orange);margin:30px 0 16px}.tagline{font-size:15px;color:#375974;overflow-wrap:anywhere}.identity-panel{padding:40px 25px;border:1px solid #c8dbe9;background:linear-gradient(150deg,#ffffff90,#e4eef688);position:relative}.identity-card{background:white;box-shadow:0 16px 40px #183b5910;border:1px solid #dae5ee;padding:26px 12px}.identity-panel>p{text-align:center;font-size:13px;letter-spacing:4px;color:#526c86;margin-top:24px}.phase-note{padding-block:35px 40px;display:grid;grid-template-columns:1fr 1.35fr;gap:40px;align-items:center}.phase-label{color:#55718a;font-size:12px}.phase-note h2{font-size:24px;margin-top:5px}.phase-note p{font-size:15px;color:var(--muted);line-height:1.9}.site-footer{background:#082e50;color:white;padding-top:40px}.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:30px;padding-bottom:35px}.footer-grid>div+div{border-left:1px solid #355774;padding-left:26px}.footer-brand .brand{width:250px;padding:4px 6px}.footer-grid h2{font-size:17px;margin-bottom:15px}.footer-grid p,.footer-grid nav{font-size:14px;line-height:1.9;color:#c0d1e1}.footer-grid nav>a,.footer-grid nav>span{display:block}.footer-grid small{font-size:10px;margin-left:7px;color:#b7c8d8}.footer-brand p{margin-top:16px;overflow-wrap:anywhere}.copyright>span{min-width:0;overflow-wrap:anywhere}.copyright{border-top:1px solid #355774;padding-block:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#c0d1e1}.not-found{padding-block:80px}.not-found p{margin:16px 0}.button{display:inline-flex;background:var(--orange);color:white;border-radius:4px;padding:10px 24px;margin-top:20px}.button:hover{background:#a83b04;color:white}
@media(max-width:1100px){.header-row{gap:20px}.site-navigation{gap:20px}.brand{width:240px}.footer-grid{gap:20px}.footer-brand .brand{width:210px}.footer-grid>div+div{padding-left:20px}h1{font-size:38px}.intro-grid{gap:35px}}
@media(max-width:900px){.header-row{flex-wrap:wrap;gap:0;min-height:91px}.brand{width:245px}.menu-toggle{display:block}.site-navigation{width:100%;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:10px 0 20px}.has-navigation-js .site-navigation{display:none}.has-navigation-js .site-navigation.is-open{display:flex}.site-navigation>a,.site-navigation>span{padding:10px;border-bottom:1px solid var(--line)}.site-navigation small{display:inline;margin-left:12px;position:static}.site-navigation a[aria-current=page]:after{display:none}.intro-grid{gap:25px}.brand-intro{padding-block:56px}.identity-panel{padding:25px 15px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div+div{border:0;padding:0}.phase-note{gap:24px}h1{font-size:34px}}
@media(max-width:600px){.container{width:calc(100% - 36px)}.welcome{display:none}.header-row{min-height:84px}.brand{width:225px}.intro-grid{display:block}.brand-intro{padding-block:36px}.eyebrow{font-size:11px;letter-spacing:.8px;margin-bottom:18px}h1{font-size:31px;max-width:360px}.lead{font-size:16px;margin-top:18px}.identity-panel{margin-top:32px;padding:20px}.identity-card{padding:12px 8px}.identity-panel>p{margin-top:16px;font-size:12px}.brand-rule{margin-top:24px}.phase-note{display:block;padding-block:28px}.phase-note h2{font-size:23px}.phase-note p{margin-top:15px;font-size:14px}.site-footer{padding-top:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px 22px}.footer-brand{grid-column:1/-1}.footer-grid>div:last-child{grid-column:1/-1;border-top:1px solid #355774;padding-top:22px}.footer-brand .brand{width:240px}.copyright{display:block}.copyright span{display:block}.copyright span+span{margin-top:4px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.catalog-banner{background:var(--soft);padding:25px 0 35px}.catalog-banner h1{font-size:32px;margin:15px 0 5px}.catalog-banner p,.category-heading p{color:var(--muted);overflow-wrap:anywhere}.breadcrumbs{font-size:13px;color:var(--muted);padding-bottom:12px;overflow-wrap:anywhere}.catalog-body{padding-block:30px 50px}.category-tabs{display:flex;flex-wrap:wrap;border:1px solid var(--line);margin-bottom:30px}.category-tabs a{flex:1 1 150px;text-align:center;padding:11px 12px;border:1px solid #edf2f6;font-weight:600;overflow-wrap:anywhere}.category-tabs [aria-current=page]{color:white;background:var(--navy)}.category-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.category-heading>div{min-width:0}.category-heading h2{font-size:24px;overflow-wrap:anywhere}.category-image{width:110px;flex:none}.category-image img{max-height:90px;object-fit:contain}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.product-card{border:1px solid var(--line);border-radius:4px;padding:12px;min-width:0;display:flex;flex-direction:column}.product-visual{background:#f1f5f8;aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;overflow:hidden}.product-visual img{width:100%;height:100%;object-fit:contain}.image-placeholder{color:#61758a;display:flex;align-items:center;justify-content:center;flex-direction:column;font-size:13px}.image-placeholder>span{font-size:40px;line-height:1.5;color:#8da4b8}.product-card h3{font-size:18px;line-height:1.5;margin:14px 0 6px;overflow-wrap:anywhere}.model{font-size:14px;color:var(--muted);overflow-wrap:anywhere}.product-summary{font-size:14px;color:var(--muted);margin:8px 0 16px;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-link{display:block;border:1px solid var(--line);text-align:center;padding:7px;margin-top:auto;font-size:14px;font-weight:600}.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:30px}.page-numbers{border:1px solid var(--line);padding:5px 13px}.page-numbers.current{background:var(--navy);color:white}.empty-state{padding:35px 20px;background:var(--soft);color:var(--muted)}.product-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;margin-top:22px}.product-intro h1{font-size:32px}.product-description{border-top:1px solid var(--line);margin-top:40px;padding-top:30px}.rich-text{overflow-wrap:anywhere;max-width:850px;color:var(--muted)}.rich-text p{margin-block:16px}.rich-text iframe,.rich-text table{max-width:100%}.catalog-return{margin-top:30px}
@media(max-width:600px){.catalog-body{padding-block:22px 35px}.catalog-banner{padding-block:18px 24px}.catalog-banner h1{font-size:28px}.category-tabs{margin-bottom:22px}.category-tabs a{flex-basis:30%;font-size:13px;padding:10px 6px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.product-card{padding:8px}.product-card h3{font-size:15px}.product-summary,.model{font-size:12px}.product-link{font-size:12px;padding:6px 0}.product-intro{grid-template-columns:minmax(0,1fr);gap:24px}.product-intro h1{font-size:28px}.category-image{width:75px}.category-heading h2{font-size:22px}}
.footer-grid nav a{overflow-wrap:anywhere}.rich-text{overflow-x:auto}.product-intro>div{min-width:0}
.section{padding-block:38px}.soft{background:var(--soft)}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.section h2{font-size:27px;margin-bottom:14px}.section-heading p,.home-about p{color:var(--muted)}.section-heading a{flex-shrink:0;font-weight:600}.home-hero,.about-hero{position:relative;background:#e6eff6;overflow:hidden}.hero-media{position:absolute;inset:0 0 0 35%}.hero-media img{width:100%;height:100%;object-fit:cover}.hero-media:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#e6eff6,transparent 60%)}.hero-inner{position:relative;padding-block:60px}.hero-copy{max-width:620px}.hero-copy h1{font-size:38px;max-width:650px}.hero-copy .lead{max-width:540px}.hero-copy small{display:block;color:var(--muted);margin-top:20px}.hero-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-top:28px}.hero-actions .button{margin:0}.outline-button{display:inline-flex;padding:9px 24px;border:1px solid #859fb6;background:white;border-radius:3px;font-weight:600}.home-categories{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px}.home-categories>a{background:white;border:1px solid var(--line);border-radius:4px;text-align:center;padding:14px 8px;min-width:0}.home-categories h3{font-size:17px;margin:0 0 14px;overflow-wrap:anywhere}.home-categories img{width:100%;aspect-ratio:1;object-fit:contain}.purchase-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}.purchase-cards article{background:var(--soft);display:grid;grid-template-columns:42% minmax(0,1fr);min-width:0}.purchase-cards article>div:last-child{padding:22px}.purchase-cards article:first-child{grid-column:1/-1;grid-template-columns:60% minmax(0,1fr)}.purchase-cards h3{font-size:22px;margin:0 0 12px}.purchase-cards p{color:var(--muted);overflow-wrap:anywhere}.scene-image{min-height:170px;background:#e6edf3}.scene-image img{width:100%;height:100%;object-fit:cover}.home-news{display:grid;grid-template-columns:1.2fr 1fr;gap:28px}.news-card{border:1px solid var(--line);background:white;min-width:0}.news-card>a>img{width:100%;aspect-ratio:16/10;object-fit:cover}.news-card-content{padding:20px}.news-card h3{font-size:19px;margin:8px 0;overflow-wrap:anywhere}.news-card p{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.news-card span{display:block;margin-top:14px;font-weight:600}.news-card time,.news-briefs time{font-size:12px;color:var(--muted)}.news-briefs article{padding:14px 0;border-bottom:1px solid var(--line)}.news-briefs h3{font-size:18px;margin:0 0 8px;overflow-wrap:anywhere}.news-briefs p{font-size:14px;color:var(--muted);overflow-wrap:anywhere}.home-about{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center}.home-about .outline-button{margin-top:18px}.end-cta{display:flex;gap:24px;align-items:center;justify-content:space-between;padding:26px;background:#eaf3f9;margin-top:35px}.end-cta h2{font-size:21px;margin:0 0 6px}.end-cta p{font-size:14px;color:var(--muted)}.end-cta .button{margin:0;flex:none}.home-about .end-cta{display:block;margin:0}.home-about .end-cta .button{margin-top:16px}.about-hero h1{font-size:36px}.about-intro{display:grid;grid-template-columns:1.2fr 1fr;gap:40px}.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:25px 0}.service-grid article{padding:24px;background:white;border:1px solid var(--line)}.service-grid h3{margin:8px 0}.service-number{color:#829cb3;font-size:24px}.quality-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.quality-grid article{border:1px solid var(--line)}.quality-grid article>div:last-child{padding:18px}.quality-grid h3{margin:0 0 8px}.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:22px}.article-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(180px,1fr);gap:40px}.article-layout h1{font-size:32px;margin-bottom:12px}.article-layout time{color:var(--muted);font-size:14px}.article-cover{margin-top:24px}.article-cover img{width:100%;max-height:480px;object-fit:cover}.article-body{line-height:1.95;margin-block:24px}.article-body h2{font-size:24px;margin-top:30px}.article-adjacent{margin:30px 0;border-top:1px solid var(--line);padding-top:18px;font-size:14px;overflow-wrap:anywhere}.soft-panel{background:var(--soft);padding:24px;margin-bottom:20px;min-width:0;overflow-wrap:anywhere}.soft-panel h2{font-size:19px}.soft-panel p{margin-top:14px;color:var(--muted)}.contact-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px;margin:25px 0 38px}.contact-details{padding:28px;border:1px solid var(--line)}.contact-details h3{margin:20px 0 8px}.contact-details h3:first-child{margin-top:0}.phone-link{font-size:24px;font-weight:600;overflow-wrap:anywhere}.wechat{background:var(--soft);padding:24px;text-align:center}.wechat img{width:160px;margin:auto}.visit-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;margin-top:20px}.map-link{display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;gap:12px;background:#e7eff5;padding:35px}.map-link>span:first-child{font-size:40px}.inquiry-layout{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(220px,1fr);gap:30px}.inquiry-form{border:1px solid var(--line);padding:26px;min-width:0;position:relative}.inquiry-form fieldset{padding:0;border:0;margin:0 0 22px}.inquiry-form legend{font-size:20px;font-weight:600;margin-bottom:15px}.purchase-options{display:flex;gap:10px}.purchase-options label{flex:1;display:flex;gap:7px;align-items:center;padding:10px;border:1px solid var(--line);font-size:14px}.purchase-options input{accent-color:var(--navy)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field label{display:block;font-size:14px;font-weight:600;margin-bottom:6px}.field label>span{color:#a73216}.field input,.field textarea{width:100%;border:1px solid #94abc0;border-radius:3px;padding:9px;color:var(--navy);background:white;min-width:0}.field input:focus,.field textarea:focus{outline:2px solid #326e9d;outline-offset:2px}.field-description{grid-column:1/-1}.field-error,.form-error{color:#a12414;font-size:14px}.form-error{padding:18px;background:#fff3ee;margin-bottom:20px;border:1px solid #e5b1a1}.form-error h2{font-size:20px}.field-error{margin-top:6px}.consent{display:flex;align-items:flex-start;gap:8px;font-size:13px;margin-top:22px}.consent input{margin-top:6px;flex:none}.inquiry-form .button{width:100%;justify-content:center;border:0;cursor:pointer}.button:disabled{opacity:.65;cursor:wait}.form-hint{font-size:12px;color:var(--muted);text-align:center;margin-top:10px}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.inquiry-prepare>div{border-bottom:1px solid var(--line);padding:16px 0}.inquiry-prepare strong{font-size:23px;color:#6c8ca6}.inquiry-prepare p{margin-top:4px}.selected-product,.form-note{padding:14px;background:var(--soft);margin-bottom:18px;overflow-wrap:anywhere}.inquiry-success{padding:50px;text-align:center;background:var(--soft)}.inquiry-success>span{display:block;font-size:42px;color:#176a49}.product-thumbnails{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}.product-thumbnails a{width:80px;padding:3px;border:1px solid var(--line)}.product-thumbnails [aria-current]{border:2px solid var(--navy)}.spec-table{border-collapse:collapse;width:100%;table-layout:fixed}.spec-table th,.spec-table td{border:1px solid var(--line);padding:12px 16px;overflow-wrap:anywhere;text-align:left}.spec-table th{background:var(--soft)}.spec-table th:last-child{width:18%}.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.related-grid a{border:1px solid var(--line);padding:15px}.related-grid img{width:100%;aspect-ratio:4/3;object-fit:contain}.related-grid h3{font-size:17px;overflow-wrap:anywhere}.site-footer p,.section p,.section h2,.section h3{overflow-wrap:anywhere}
@media(max-width:900px){.home-categories{grid-template-columns:repeat(3,minmax(0,1fr))}.hero-copy{max-width:550px}.hero-copy h1{font-size:32px}.purchase-cards article{grid-template-columns:1fr}.purchase-cards article:first-child{grid-template-columns:1fr 1fr}.article-layout{grid-template-columns:minmax(0,1fr)}.article-layout>aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.inquiry-layout{grid-template-columns:minmax(0,1fr)}.inquiry-prepare{display:none}.home-about{grid-template-columns:1fr}.end-cta .button{flex-shrink:1}.news-grid{gap:15px}}
@media(max-width:600px){.section{padding-block:28px}.section h2{font-size:24px}.section-heading{align-items:flex-start;gap:12px}.section-heading a{font-size:13px}.hero-media{inset:0;opacity:.35}.hero-media:after{background:#e6eff666}.hero-inner{padding-block:35px}.hero-copy h1{font-size:29px;line-height:1.5}.hero-copy .lead{font-size:16px}.hero-actions{gap:10px}.hero-actions a{padding:9px 17px}.home-categories{gap:10px}.home-categories h3{font-size:14px}.home-categories>a{padding:10px 5px}.purchase-cards{grid-template-columns:minmax(0,1fr)}.purchase-cards article,.purchase-cards article:first-child{grid-template-columns:minmax(0,1fr)}.purchase-cards article>div:last-child{padding:20px}.scene-image{min-height:130px}.scene-image img{max-height:230px}.home-news{grid-template-columns:1fr;gap:16px}.home-about{gap:20px}.end-cta{display:block;padding:22px}.end-cta .button{margin-top:18px}.about-intro,.quality-grid,.service-grid,.contact-grid,.visit-grid{grid-template-columns:minmax(0,1fr)}.service-grid{gap:12px}.news-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.news-card-content{padding:12px}.news-card h3{font-size:16px}.news-card p{font-size:13px}.article-layout h1{font-size:28px}.article-layout>aside{display:block}.inquiry-form{padding:18px}.purchase-options{flex-direction:column}.form-grid{grid-template-columns:minmax(0,1fr)}.inquiry-success{padding:28px 18px}.related-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.spec-table th,.spec-table td{padding:9px}.about-hero h1{font-size:30px}}
.contact-grid>:only-child,.visit-grid>:only-child{grid-column:1/-1}
.about-intro>:only-child{grid-column:1/-1}

/* Full-width homepage photography; text contrast stays in CSS. */
.home-hero{min-height:clamp(430px,33.333vw,640px)}
.home-hero .hero-media{inset:0;opacity:1}
.home-hero .hero-media img{object-position:center center}
.home-hero .hero-media:after{background:linear-gradient(90deg,#e6eff6 0%,rgba(230,239,246,.97) 22%,rgba(230,239,246,.88) 39%,rgba(230,239,246,.48) 51%,rgba(230,239,246,0) 68%);-webkit-mask-image:linear-gradient(#000 62%,rgba(0,0,0,.65));mask-image:linear-gradient(#000 62%,rgba(0,0,0,.65))}
.home-hero .hero-inner{min-height:inherit;display:flex;align-items:center}
.home-hero .hero-copy .lead{max-width:510px}
@media(min-width:601px) and (max-width:900px){.home-hero .hero-media img{object-position:65% center}.home-hero .hero-media:after{background:linear-gradient(90deg,rgba(230,239,246,.98),rgba(230,239,246,.88) 48%,rgba(230,239,246,.25))}}
@media(max-width:600px){.home-hero{min-height:0;display:flex;flex-direction:column}.home-hero .hero-inner{order:-1;padding-block:28px 20px}.home-hero .hero-copy h1{font-size:clamp(24px,6.4vw,29px);line-height:1.5}.home-hero .hero-actions{margin-top:22px}.home-hero .hero-copy small{margin-top:14px}.home-hero .hero-media{position:relative;inset:auto;aspect-ratio:3/1;width:100%;flex:none}.home-hero .hero-media img{position:absolute;inset:0;object-position:center}.home-hero .hero-media:after{background:linear-gradient(180deg,#e6eff6,rgba(230,239,246,0) 30%);-webkit-mask-image:none;mask-image:none}}