:root{--ink:#1b2329;--muted:#5c656b;--orange:#ef4e08;--line:#dce0e2;--pale:#f2f4f5;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}a:hover{color:#bb3600}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #1266cc;outline-offset:4px}img{display:block;max-width:100%;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.14;letter-spacing:-.035em}h1{font-size:clamp(2.2rem,4.8vw,4.6rem);margin-bottom:1.5rem}h2{font-size:clamp(1.65rem,2.8vw,2.65rem);margin-bottom:1.25rem}h3{font-size:1.15rem;letter-spacing:-.015em}p{margin-bottom:1rem}button{cursor:pointer}address{font-style:normal}.wrap{width:min(var(--max),calc(100% - 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1fr;gap:60px;padding-top:64px;padding-bottom:64px;align-items:center}.eyebrow{text-transform:uppercase;font-weight:700;font-size:.75rem;letter-spacing:.16em;color:#b63a08;margin-bottom:20px}.lead{font-size:1.12rem;line-height:1.75;color:var(--muted);max-width:650px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.button{display:inline-flex;align-items:center;justify-content:center;padding:13px 24px;background:var(--orange);border:1px solid var(--orange);color:#fff;font-weight:bold;font-size:.9rem;min-height:48px;text-align:center;line-height:1.4;border-radius:2px}.button:hover{background:#bb3905;color:#fff;border-color:#bb3905}.button.secondary{background:transparent;border-color:var(--line);color:var(--ink)}.button.secondary:hover{border-color:var(--ink);background:#fff}.hero-facts{display:flex;border-top:1px solid var(--line);padding-top:24px;gap:38px;margin-top:34px}.hero-facts span{display:flex;flex-direction:column;font-size:.78rem;color:var(--muted)}.hero-facts b{font-size:1.65rem;color:var(--ink);line-height:1.3}.hero-visual{position:relative;border:1px solid #e5e8ea;background:#f6f7f8;min-width:0;padding:40px 24px 0;border-top:8px solid var(--orange)}.hero-visual>img{width:100%;height:350px;object-fit:contain;mix-blend-mode:multiply}.vertical-label{font-size:.7rem;font-weight:bold;letter-spacing:.15em;color:var(--muted)}.hero-caption{display:flex;flex-direction:column;border-top:1px solid var(--line);margin-top:25px;padding:18px 0;font-size:.85rem}.hero-caption span{font-size:.7rem;letter-spacing:.12em;color:var(--muted);margin-bottom:6px}.section{padding-top:72px;padding-bottom:72px}.section.compact{padding-top:20px}.section-heading{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:end;margin-bottom:30px}.section-heading h2{margin-bottom:0}.section-heading p:last-child{color:var(--muted)}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.category-card{border:1px solid 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.wrap{display:flex;align-items:center;justify-content:space-between;gap:40px}.contact-strip .eyebrow{color:#fff;margin-bottom:12px}.contact-strip h2{font-size:1.9rem;margin:0;max-width:700px}.contact-strip .button{border-color:#fff;color:#fff;flex-shrink:0}.contact-strip .button:hover{color:var(--ink)}footer{background:var(--ink);color:#d8dde0;padding-top:55px;font-size:.86rem}footer strong{color:#fff;font-size:2rem;letter-spacing:.1em}footer h2{font-size:1rem;color:#fff;letter-spacing:0}footer a{display:block;margin:8px 0}footer a:hover{color:#ffb293}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.3fr;gap:50px;padding-bottom:35px}.copyright{border-top:1px solid #41484c;padding:20px 0;font-size:.75rem}.breadcrumbs{font-size:.8rem;color:var(--muted);padding:25px 0;overflow-wrap:anywhere}.breadcrumbs a{text-decoration:underline;text-underline-offset:3px}.page-heading{padding:35px 0 30px}.page-heading h1{max-width:1000px;font-size:clamp(2rem,4vw,3.6rem)}.filters{padding:22px;background:var(--pale);display:flex;gap:20px;align-items:end;margin-bottom:14px}.filters>div:first-child{flex:2}.filters>div{flex:1}.filters label{display:block;font-weight:bold;font-size:.85rem;margin-bottom:8px}.filters input,.filters select{width:100%;padding:12px;border:1px solid #b9c1c5;background:#fff;min-height:48px;border-radius:0;min-width:0}.filters .button{flex-shrink:0}.muted{color:var(--muted);font-size:.88rem}.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}.product-card{border:1px solid var(--line);min-width:0;transition:border-color .2s}.product-card:hover{border-color:var(--orange)}.product-card img{width:100%;height:235px;object-fit:contain;padding:22px;background:#fff}.card-copy{border-top:1px solid #edf0f1;padding:20px}.card-copy .eyebrow{font-size:.65rem;letter-spacing:.05em;display:block;margin-bottom:12px}.card-copy h3{line-height:1.3}.model{font-size:.85rem;color:var(--muted);overflow-wrap:anywhere;margin-bottom:0}.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:65px;padding:28px 0 65px;align-items:start}.product-summary h1{font-size:clamp(2rem,3.2vw,3.1rem);overflow-wrap:anywhere}.product-intro{margin-top:20px;color:var(--muted)}.product-intro p:first-child strong{color:#b63a08}.prominent{font-weight:bold;line-height:1.5;color:var(--ink);margin-bottom:20px}.primary-product-image{width:100%;height:490px;object-fit:contain;border:1px solid var(--line);padding:25px}.gallery-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px}.gallery-thumbs img{width:100%;height:105px;object-fit:contain;border:1px solid var(--line);padding:5px}.specifications{border-top:2px solid var(--ink);padding:25px 0;overflow-x:auto;overflow-wrap:anywhere}.specifications table{border-collapse:collapse;width:100%;font-size:.9rem;margin:22px 0}.specifications td,.specifications 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h1,html[lang=zh-Hans] h2,html[lang=zh-Hans] h3{letter-spacing:0;line-height:1.3}html[lang=zh-Hans] .eyebrow{letter-spacing:.1em}
@media(max-width:1050px){.wrap{width:calc(100% - 48px)}.header-inner{gap:20px}#main-nav{gap:18px}.hero{gap:30px}.hero-visual>img{height:290px}.category-grid{grid-template-columns:repeat(2,1fr)}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.product-detail{gap:35px}.primary-product-image{height:380px}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.topbar{font-size:.65rem;letter-spacing:.04em}.header-inner{min-height:82px;flex-wrap:wrap;gap:15px;padding:14px 0}.logo,.logo img{width:142px}.menu-toggle{display:block;margin-left:auto;border:1px solid var(--line);background:#fff;min-height:44px;padding:7px 14px;font-size:.85rem}.language{padding-left:15px;min-height:44px;display:flex;align-items:center}#main-nav{width:100%;order:4;margin:0;display:flex;flex-wrap:wrap;gap:4px 23px;border-top:1px solid var(--line);padding:10px 0}html.js #main-nav{display:none}html.js #main-nav.is-open{display:flex}#main-nav a{padding:10px 0}.hero{grid-template-columns:1fr;padding-top:40px;padding-bottom:35px;gap:30px}.hero h1{font-size:clamp(2.5rem,10vw,3.9rem)}.hero .lead{font-size:1rem}.hero-facts{justify-content:space-between;gap:12px}.hero-visual{padding:22px 18px 0}.hero-visual>img{height:270px}.section{padding-top:45px;padding-bottom:45px}.section-heading{grid-template-columns:1fr;gap:20px}.section-heading h2{font-size:1.8rem}.category-grid{gap:12px}.category-card{flex-direction:column;align-items:start;padding:16px;gap:10px}.category-card img{width:100%;height:100px}.category-card h3{font-size:.92rem}.split{grid-template-columns:1fr;gap:28px}.feature-band{padding:35px 0}.brand-row{grid-template-columns:repeat(3,1fr)}.contact-strip .wrap{flex-direction:column;align-items:start;gap:22px}.contact-strip h2{font-size:1.6rem}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.product-card img{height:160px;padding:12px}.card-copy{padding:13px}.card-copy h3{font-size:.95rem}.card-copy .eyebrow{font-size:.62rem}.model{font-size:.75rem}.filters{flex-wrap:wrap;padding:16px;gap:14px}.filters>div:first-child{flex:1 1 100%}.filters>div{flex:1 1 60%}.filters .button{padding:12px}.page-heading{padding:20px 0}.page-heading .lead{font-size:1rem}.product-detail{grid-template-columns:1fr;gap:28px;padding:10px 0 35px}.primary-product-image{height:330px}.product-summary h1{font-size:2rem}.product-summary .prominent{font-size:.95rem}.product-gallery{min-width:0}.contact-grid{grid-template-columns:1fr;gap:35px}.contact-panel{padding:25px}.download-row{grid-template-columns:30px 1fr;gap:14px}.download-row .button{grid-column:2;justify-self:start}.brand-catalogue{grid-template-columns:1fr}.breadcrumbs{font-size:.75rem;padding:18px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.button{background:#c83d00;border-color:#c83d00}.contact-strip{background:#c83d00}.original-details{border:1px solid var(--line);padding:16px 20px;margin-top:24px}.original-details summary{cursor:pointer;font-weight:bold;min-height:32px}.original-details .specifications{margin-top:18px}.specifications h3{font-size:1.05rem;letter-spacing:0}
.video-link{border-top:1px solid var(--line);padding-top:30px;display:flex;gap:25px;justify-content:space-between;align-items:center}.video-link h2{font-size:1.7rem}@media(max-width:760px){.video-link{align-items:start;flex-direction:column}}