:root{--red:#ed1b24;--red-dark:#b90f17;--ink:#111214;--muted:#696b70;--paper:#f5f5f2;--white:#fff;--line:#deded9;--radius:22px;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:16px;line-height:1.7}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.site-header{height:82px;padding:0 max(24px,calc((100vw - var(--max))/2));display:flex;align-items:center;gap:28px;background:rgba(255,255,255,.94);position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(0,0,0,.06);backdrop-filter:blur(14px)}.brand{display:flex;align-items:center;gap:12px;margin-right:auto}.brand img{width:48px;height:48px;object-fit:cover;border-radius:8px}.brand span{display:flex;flex-direction:column;line-height:1.25}.brand strong{font-size:19px}.brand small{font-size:12px;color:var(--muted);margin-top:4px}.site-header nav{display:flex;gap:26px}.site-header nav a{font-size:15px;font-weight:600}.site-header nav a:hover{color:var(--red)}.header-call{background:var(--ink);color:white;padding:10px 16px;border-radius:999px;font-weight:700}.menu-button{display:none;border:0;background:transparent;font-weight:700}.hero{height:min(780px,calc(100vh - 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@media(max-width:580px){h1{font-size:48px}.hero-copy{font-size:17px}.hero-actions{flex-direction:column;align-items:stretch}.service-grid,.solution-list,.case-grid{grid-template-columns:1fr}.service-grid article{min-height:0}.case-grid,.case-grid .case-feature{grid-column:auto}.case-grid{grid-auto-rows:300px}.factory-card img{height:300px}.factory li{flex-direction:column}.factory li span{text-align:left}.contact{padding-top:70px;padding-bottom:70px}footer{padding:26px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.case-grid img{transition:none}}
.inner-hero{max-width:var(--max);margin:auto;padding:110px 24px 55px}.inner-hero h1,.detail-hero h1,.contact-page h1{font-size:clamp(48px,7vw,86px);line-height:1.04;letter-spacing:-.055em;max-width:980px;margin-bottom:25px}.inner-hero>p:last-child,.detail-hero>div>p{font-size:19px;color:var(--muted);max-width:760px}.product-catalog{padding-top:30px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.product-catalog>a,.product-catalog>article{background:white;padding:38px;border-radius:18px;min-height:270px;display:block;border:1px solid transparent;transition:.25s}.product-catalog>a:hover{border-color:var(--red);transform:translateY(-3px)}.product-catalog b{font-size:13px;color:var(--red)}.product-catalog h2{font-size:34px;margin:40px 0 12px}.product-catalog p{color:var(--muted)}.product-catalog span{font-size:14px;font-weight:800}.cta-strip{padding:70px max(24px,calc((100vw - var(--max))/2));background:var(--red);color:white;display:flex;justify-content:space-between;align-items:end;gap:35px}.cta-strip h2{font-size:clamp(34px,4vw,54px);line-height:1.1;margin:0}.detail-hero{max-width:var(--max);margin:0 auto;padding:70px 24px;display:grid;grid-template-columns:1.05fr .95fr;gap:55px;align-items:center}.detail-hero img{width:100%;height:500px;object-fit:cover;border-radius:var(--radius)}.detail-hero .button{margin-top:25px}.info-grid{padding-top:40px;display:grid;grid-template-columns:1fr 1fr;gap:16px}.info-grid article{background:white;border-radius:var(--radius);padding:38px}.info-grid h2{font-size:32px}.info-grid ul{padding-left:20px;color:var(--muted)}.info-grid li{margin:10px 0}.material-table{padding-top:35px}.material-table h2{font-size:clamp(34px,4vw,54px)}.table-wrap{overflow:auto;background:white;border-radius:var(--radius);padding:10px 25px}table{width:100%;border-collapse:collapse;min-width:680px}th,td{text-align:left;padding:20px 16px;border-bottom:1px solid var(--line)}th{font-size:14px;color:var(--red)}.split-case{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;padding-top:45px}.split-case.reverse img{order:2}.split-case img{height:500px;width:100%;object-fit:cover;border-radius:var(--radius)}.split-case h2{font-size:clamp(36px,4vw,56px);line-height:1.1}.split-case p:last-child{color:var(--muted);font-size:18px}.case-page{padding-top:30px}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding-top:35px}.about-grid>img{width:100%;height:620px;object-fit:cover;border-radius:var(--radius)}.about-grid h2{font-size:34px;margin-top:24px}.about-grid p{color:var(--muted)}dl{margin-top:35px}dl div{display:grid;grid-template-columns:120px 1fr;padding:13px 0;border-bottom:1px solid var(--line)}dt{font-weight:800}dd{margin:0;color:var(--muted)}.contact-page{min-height:calc(100vh - 140px);background:var(--red);color:white;padding:90px max(24px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1.25fr .75fr;gap:80px;align-items:center}.contact-page>div>p{font-size:19px;max-width:700px;color:rgba(255,255,255,.82)}.contact-page dl div{border-color:rgba(255,255,255,.28)}.contact-page dd{color:white}.contact-page aside{background:white;color:var(--ink);border-radius:28px;padding:24px;text-align:center}.contact-page aside img{max-height:510px;margin:auto;border-radius:16px}.contact-page aside strong,.contact-page aside span{display:block}.contact-page aside strong{font-size:21px;margin-top:15px}.contact-page aside span{color:var(--muted);font-size:14px}
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@media(max-width:580px){.inner-hero{padding:75px 20px 30px}.inner-hero h1,.detail-hero h1,.contact-page h1{font-size:45px}.detail-hero{padding:55px 20px}.product-catalog{grid-template-columns:1fr;padding-top:20px}.product-catalog>a,.product-catalog>article{min-height:0}.detail-hero img,.split-case img{height:290px}.about-grid>img{height:320px}.contact-page aside{padding:13px}dl div{grid-template-columns:1fr;gap:4px}}
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@media(max-width:900px){.guide-grid{grid-template-columns:1fr}.guide-grid a{min-height:240px}.note-panel{margin-left:20px;margin-right:20px;margin-bottom:70px}.site-header.compact nav{display:flex}.site-header.compact .brand small{display:none}}
.icp-record{white-space:nowrap}.icp-record:hover{color:var(--red);text-decoration:underline}footer{flex-wrap:wrap}
.contact{grid-template-columns:1.15fr .85fr;align-items:center}.contact-qr{background:white;color:var(--ink);border-radius:24px;padding:22px;display:grid;grid-template-columns:minmax(180px,280px) 1fr;gap:24px;align-items:center;box-shadow:0 22px 60px rgba(97,0,6,.24)}.contact-qr img{width:100%;aspect-ratio:1;object-fit:contain;border-radius:14px}.contact-qr div{display:flex;flex-direction:column;gap:7px}.contact-qr strong{font-size:23px}.contact-qr span{color:var(--muted);font-size:15px}@media(max-width:900px){.contact{grid-template-columns:1fr}.contact-qr{max-width:700px}}@media(max-width:580px){.contact-qr{grid-template-columns:1fr;padding:16px}.contact-qr img{max-width:320px;margin:auto}.contact-qr div{text-align:center}}
@media(max-width:580px){.article-page{padding:65px 20px}.article-page>header{margin-bottom:45px}.article-page h1{font-size:42px}.article-page section h2{font-size:26px}.article-page section>p,.check-list{font-size:16px}.article-cta{padding:28px}.note-panel{padding:32px 24px}.site-header.compact nav a:first-child{display:none}}