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.hero{min-height:900px;padding:138px 5vw 66px;display:grid;grid-template-columns:5.5fr 6.5fr;align-items:center;gap:5vw}.hero:after{content:"";position:absolute;left:5vw;right:5vw;bottom:34px;height:1px;background:var(--red)}.hero-copy{position:relative;z-index:2}.hero h1{margin:0;font-family:var(--serif);font-size:clamp(72px,6.2vw,92px);font-weight:500;line-height:.88;letter-spacing:-.07em;white-space:nowrap}.hero h1 em{font-style:normal;color:var(--red)}.lead{max-width:580px;margin:34px 0 28px;font-size:16px!important}.actions{display:flex;align-items:center;gap:24px;margin-bottom:28px}.media-hero{height:670px;border:0}.hero-index{position:absolute;right:5vw;bottom:34px;display:flex;gap:16px;padding:12px 0 12px 18px;border-left:2px solid var(--red);background:var(--black);font-size:9px;letter-spacing:.1em}.hero-index strong{color:var(--red)}
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.green{min-height:820px;display:grid;grid-template-columns:6fr 6fr;align-items:center;gap:6vw;background:var(--red)}.green .section-no{color:var(--black)}.green-copy{max-width:700px}.green-copy h2{font-size:clamp(54px,6vw,90px)}.green-copy p{color:var(--white);font-size:16px}.boundary-note{padding-left:16px;border-left:2px solid var(--black);font-size:12px!important}.green .button{margin-top:18px;border-color:var(--black);background:var(--black)}.green .button:hover{background:transparent;color:var(--black)}.media-green{height:620px;border-color:rgba(0,0,0,.35)}
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@media(max-width:1100px){.site-header>nav{display:none}.site-header .brand{margin-right:auto}.mobile-nav{display:block;position:relative}.mobile-nav summary{display:flex;align-items:center;justify-content:center;min-height:38px;padding:0 14px;border:1px solid var(--line);font-size:10px;font-weight:850;cursor:pointer;list-style:none}.mobile-nav summary::-webkit-details-marker{display:none}.site-header .mobile-nav nav{display:none;position:absolute;top:48px;right:0;width:220px;padding:12px;flex-direction:column;align-items:stretch;gap:0;border:1px solid var(--line);background:var(--black);box-shadow:0 18px 40px rgba(0,0,0,.45)}.site-header .mobile-nav[open] nav{display:flex}.site-header .mobile-nav nav a{padding:13px 11px;border-bottom:1px solid var(--line)}.site-header .mobile-nav nav a:last-child{border-bottom:0}.hero,.structure,.green{grid-template-columns:1fr}.products,.manufacturing,.standards,.timeline,.contact{grid-template-columns:1fr}.hero{padding-top:120px}.media-hero,.media-family,.media-green{height:560px}.media-product,.media-quality,.media-timeline{height:520px}.media-manufacturing{grid-column:auto}.products .media-product{height:520px}.manufacturing .media-application{height:420px}}
@media(max-width:640px){.site-header{height:64px;padding:0 14px;gap:10px}.site-header .brand>span:last-child{display:none}.site-header .button-small{min-height:36px;padding:0 11px}.mobile-nav summary{min-height:36px;padding:0 11px}.section{padding:84px 20px}.section h2{font-size:43px}.section p{font-size:13px}.section-no{font-size:27px;margin-bottom:20px}.hero{min-height:0;padding:108px 20px 70px;gap:34px}.hero h1{font-size:57px}.lead{font-size:13px!important}.actions{align-items:flex-start;flex-direction:column;gap:16px}.media-hero{height:430px}.hero-index{position:relative;right:auto;bottom:auto;padding:14px 0 0 14px}.hero:after{left:20px;right:20px;bottom:34px}.products{gap:34px}.media-product,.media-family,.media-green,.media-quality,.media-timeline{height:430px}.boundary{grid-template-columns:82px 1fr}.manufacturing{gap:34px}.media-application{height:300px!important}.media-manufacturing{height:430px}.standard-ledger>div{grid-template-columns:1fr;gap:6px}.ledger-head{display:none!important}.standard-ledger>div:not(.ledger-head)>span:first-of-type:before{content:"企业角色 · ";color:var(--muted);font-weight:850}.standard-ledger>div:not(.ledger-head)>span:last-child:before{content:"合作资料 · ";color:var(--muted);font-weight:850}.green{gap:34px}.timeline{gap:34px}.timeline-list article{grid-template-columns:58px 1fr;gap:16px}.contact{gap:38px}.source-column a{font-size:10px}footer{align-items:flex-start;flex-direction:column}.footer-brand>span:last-child{display:inline}.button{min-height:46px}}
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