:root{--blue:#e70012;--blue2:#c80010;--orange:#b38d54;--max:75.2%;--ink:#333;--muted:#777;--line:#eee;--paper:#fff;--shadow:none}
body{font-family:"Microsoft YaHei","微软雅黑",Arial,sans-serif;font-size:14px;background:#fff}
.container{width:75.2%;max-width:none}
.topbar{position:sticky;top:0;z-index:30;height:52px;background:#fff;color:#a9a9a9;font-size:13px;border:0}
.topbar .container{height:52px;padding:0;align-items:center}
.topbar a:hover{color:#b38d54}
.header{position:sticky;top:52px;z-index:30;height:119px;background:#050505;border:0;backdrop-filter:none}
.nav{height:119px}
.brand{width:96.48px;min-width:96.48px;height:85px}
.brand img{width:96.48px;height:85px;object-fit:contain}
.brand-mark,.brand>strong,.brand>span:not(.brand-mark){display:none}
.nav-links{height:119px;gap:20px;align-items:center;padding-right:21px;font-size:16px}
.nav-links a{width:100px;height:119px;display:flex;align-items:center;justify-content:center;padding:0;color:#fff;font-weight:700}
.nav-links a:hover,.nav-links a[aria-current=page]{color:#e70012;background:transparent;border-bottom:3px solid #e70012;font-weight:700}
.nav-links .btn{margin:0;border:0;border-radius:0}
.legacy-subnav-host{position:relative}
.legacy-subnav-toggle{display:none}
.legacy-subnav{position:absolute;left:50%;top:100%;z-index:50;width:150px;padding:8px 0;background:#050505;opacity:0;visibility:hidden;transform:translate(-50%,10px);transition:.25s ease}
.legacy-subnav-host:hover .legacy-subnav,.legacy-subnav-host:focus-within .legacy-subnav{opacity:1;visibility:visible;transform:translate(-50%,0)}
.nav-links .legacy-subnav a{width:150px;height:46px;border:0;color:#fff;font-size:14px;font-weight:400}
.nav-links .legacy-subnav a:hover{color:#e70012;background:#171717;border:0}
.page-hero{padding:0;background:#fff;border:0}
.page-hero .container{padding:100px 0 72px;text-align:center}
.breadcrumbs{display:none}
.page-hero h1{margin:0;color:#333;font-size:38px;line-height:1.6;letter-spacing:.28em;font-weight:400}
.page-hero h1::first-letter{color:#e70012}
.page-hero h1 strong{color:#e70012;font-weight:400}
.page-hero p{margin:20px auto 0;max-width:760px;color:#777;font-size:14px;line-height:2}
.section{padding:78px 0}
.section-alt{background:#fff}
.section-head{margin-bottom:30px;align-items:center}
.section-head h2{color:#e70012;font-size:28px;font-weight:500}
.kicker{color:#b38d54}
.card{border:1px solid #eee;border-radius:0;box-shadow:none;padding:32px;background:#fff}
.card:hover{transform:none;border-color:#b38d54;box-shadow:none}
.media-card{border:1px solid #eee;padding:0}
.media-card img{border-radius:0}
.btn{border-radius:0;background:#b38d54;border-color:#b38d54}
.btn:hover{background:#9d7747}
.notice{border-left-color:#b38d54}
.footer{min-height:454px;background:#000;color:#aaa;border-top:0;padding:90px 0 28px}
.footer h2,.footer h3{color:#fff}
.footer a:hover{color:#b38d54}
.copyright{margin-top:48px;border-top-color:#222}
.page-hero:has(+.legacy-category-tabs){min-height:330px;background:url('/assets/images/legacy/source/ABUIABACGAAgtuSBlwYo24vpbTCADzigBg.jpg') center top/cover no-repeat}
.page-hero:has(+.legacy-category-tabs) .container{padding:110px 0 40px}
.legacy-category-tabs{width:100%;height:250px;margin:0 auto 28px;padding:30px 12.4%;display:flex;justify-content:center;gap:48px;background:url('/assets/images/legacy/source/ABUIABACGAAgtuSBlwYo24vpbTCADzigBg.jpg') center bottom/cover no-repeat;font-size:16px}
.legacy-category-tabs a{width:160px;padding-top:82px;text-align:center;background-position:center 4px;background-repeat:no-repeat;background-size:64px 64px}
.legacy-category-tabs a:nth-child(1){background-image:url('/assets/images/legacy/source/ABUIABAEGAAg7b6AlwYoy9fGnwcwsAk4sAk.png')}
.legacy-category-tabs a:nth-child(2){background-image:url('/assets/images/legacy/source/ABUIABAEGAAgjq6AlwYo7unw8QQwsAk46gk.png')}
.legacy-category-tabs a:nth-child(3){background-image:url('/assets/images/legacy/source/ABUIABAEGAAgpq6AlwYowNW68AYwsAk4sAk.png')}
.legacy-category-tabs a:nth-child(4){background-image:url('/assets/images/legacy/source/ABUIABAEGAAg_66AlwYoksOTrQMwsAk4sAk.png')}
.legacy-category-tabs a:nth-child(5){background-image:url('/assets/images/legacy/source/ABUIABAEGAAgj6_AlwYoxfjUlgcwsAk4sAk.png')}
.legacy-category-tabs a:hover,.legacy-category-tabs a[aria-current=page]{color:#e70012}
.legacy-catalog-section{width:85%;margin:0 auto;padding:65px 0 300px}
.legacy-catalog-title{margin:0 0 30px;text-align:center;font-size:30px;line-height:1.5;font-weight:400;letter-spacing:.26em}
.legacy-catalog-title::before,.legacy-catalog-title::after{content:"";display:inline-block;width:38px;height:2px;margin:0 20px 9px;background:#555}
.legacy-catalog-title strong{color:#e70012;font-weight:500}
.legacy-catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.legacy-catalog-grid img{width:100%;aspect-ratio:1.5;object-fit:cover}
.legacy-inner-banner{height:254px;display:flex;align-items:center;justify-content:center;background:url('/assets/images/legacy/source/ABUIABACGAAg05HalgYovq7CXDCADzjoBw.jpg') center/cover no-repeat}
.legacy-inner-banner h1{margin:0;font-size:32px;letter-spacing:.25em;font-weight:400}
.legacy-inner-banner strong{color:#e70012;font-weight:500}
.legacy-device-grid{width:75%;margin:0 auto;padding:70px 0 376px;display:grid;grid-template-columns:repeat(4,1fr);gap:70px 18px}
.legacy-device-card{text-align:center}
.legacy-device-card img{width:100%;aspect-ratio:1.5;object-fit:cover}
.legacy-device-card h2{margin:12px 0 2px;color:#e70012;font-size:16px}
.legacy-device-card strong{display:block;font-size:14px}
.legacy-device-card p{margin:4px 0;color:#777;font-size:12px;line-height:1.7}
.legacy-section-title{margin:0;padding:46px 0;text-align:center;color:#e70012;font-size:28px;font-weight:500;letter-spacing:.18em}
.legacy-quality-grid{width:75%;margin:0 auto;padding:0 0 80px;display:grid;grid-template-columns:repeat(4,1fr);gap:44px 18px}
.legacy-quality-card{text-align:center}
.legacy-quality-card img{width:100%;aspect-ratio:1.5;object-fit:cover}
.legacy-quality-card h2{margin:12px 0;color:#333;font-size:15px;font-weight:400}
.legacy-wide-proof{width:75%;margin:0 auto 80px;text-align:center}
.legacy-wide-proof img{max-width:100%;margin:0 auto;object-fit:contain}
.legacy-about-intro{width:75%;margin:0 auto;padding:90px 0;display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.legacy-about-intro h1{color:#e70012;font-size:28px;letter-spacing:.12em}
.legacy-about-intro p{line-height:2.2;text-align:justify}
.legacy-about-intro img{width:100%;max-height:520px;object-fit:cover}
.legacy-about-gallery{width:75%;margin:0 auto;padding:0 0 100px;display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.legacy-about-gallery img{width:100%;height:360px;object-fit:cover}
.legacy-contact-layout{width:75%;height:789px;margin:0 auto;padding:120px 0;display:grid;grid-template-columns:1fr 1.35fr;gap:80px;align-items:center}
.legacy-contact-copy h1{color:#e70012;font-size:32px}
.legacy-contact-copy p{font-size:16px;line-height:2.3}
.legacy-map-panel{width:537px;height:268px;min-height:268px;justify-self:center;padding:0;background:#f5f5f5 url('/assets/images/legacy/contact-map.jpg') center/100% 100% no-repeat;position:relative;border:1px solid #ddd}
.legacy-map-panel::after{content:none}
.legacy-map-panel.leaflet-container{background-color:#f5f5f5;font-family:"Microsoft YaHei","微软雅黑",Arial,sans-serif;cursor:default}
.legacy-map-panel .leaflet-control-zoom a{color:#333}
.legacy-map-panel .leaflet-popup-content{min-width:190px;margin:12px 15px;line-height:1.65}
.legacy-map-panel .leaflet-popup-content strong,.legacy-map-panel .leaflet-popup-content span{display:block}
.legacy-map-panel .leaflet-popup-content strong{color:#e70012;font-size:14px}
.legacy-map-panel .leaflet-popup-content span{font-size:12px;color:#555}
.legacy-map-panel .leaflet-control-attribution{font-size:10px}
.legacy-news-list{width:75%;margin:0 auto;padding:60px 0 110px;display:grid;grid-template-columns:1fr;gap:0}
.legacy-news-card{min-height:292px;display:grid;grid-template-columns:320px 1fr;gap:36px;padding:28px 0;border-bottom:1px solid #eee;align-items:center}
.legacy-news-card img{width:320px;height:210px;object-fit:cover}
.legacy-news-card h2{margin:0 0 12px;font-size:18px;line-height:1.6}
.legacy-news-card time{color:#999;font-size:13px}
.legacy-news-card{color:#333;transition:color .25s ease,transform .25s ease}
.legacy-news-card:hover,.legacy-news-card:focus-visible{color:#e70012;transform:translateX(8px)}
.legacy-news-card:focus-visible{outline:2px solid #e70012;outline-offset:5px}
.legacy-news-detail{width:75%;max-width:1040px;margin:0 auto;padding:76px 0 120px}
.legacy-news-back{display:inline-block;margin-bottom:34px;color:#777;font-size:14px}
.legacy-news-back:hover{color:#e70012}
.legacy-news-detail-header{padding-bottom:28px;border-bottom:1px solid #eee;text-align:center}
.legacy-news-detail-header h1{margin:0 0 16px;color:#333;font-size:28px;line-height:1.5;font-weight:500}
.legacy-news-detail-header time{color:#999;font-size:13px}
.legacy-news-body{width:100%;max-width:900px;min-width:0;margin:42px auto 0;color:#333;font-size:16px;line-height:2;overflow-wrap:anywhere;word-break:break-word}
.legacy-news-body>*{max-width:100%}
.legacy-news-body p{margin:0 0 20px;text-align:justify}
.legacy-news-body h2,.legacy-news-body h3,.legacy-news-body h4{margin:34px 0 18px;padding-left:12px;border-left:4px solid #e70012;color:#333;line-height:1.65;font-weight:600}
.legacy-news-body h2{font-size:21px}.legacy-news-body h3{font-size:19px}.legacy-news-body h4{font-size:17px}
.legacy-news-body img{display:block;max-width:100%;height:auto;margin:18px auto}
.legacy-news-body ul,.legacy-news-body ol{margin:0 0 20px;padding-left:2em}
.legacy-news-body blockquote{margin:24px 0;padding:16px 20px;border-left:4px solid #b38d54;background:#faf8f4}
.legacy-news-body table{width:100%;margin:22px 0;border-collapse:collapse;font-size:14px}
.legacy-news-body th,.legacy-news-body td{padding:9px 12px;border:1px solid #ddd;text-align:left}
.legacy-news-body a{color:#e70012;text-decoration:underline}
.legacy-news-pager{max-width:900px;margin:58px auto 0;padding-top:24px;border-top:1px solid #eee;display:flex;justify-content:space-between}
.legacy-news-pager a{color:#666}
.legacy-news-pager a:hover{color:#e70012}
.legacy-equipment-list{width:65%;margin:0 auto;padding:70px 0 110px;text-align:center}
.legacy-equipment-list img{width:100%;height:auto;object-fit:contain}
.inner-footer-grid{width:75%;margin:0 auto;display:grid;grid-template-columns:2.5fr repeat(4,1fr) 120px;gap:34px}
.inner-footer-company img{width:96px;height:85px;object-fit:contain;margin-bottom:18px}
.inner-footer-company h2{margin:0 0 8px;font-size:20px;letter-spacing:.18em}
.inner-footer-company p,.inner-footer-col a{display:block;margin:5px 0;color:#aaa;font-size:13px}
.inner-footer-col h3{margin:0 0 16px;color:#fff;font-size:16px}
.inner-footer-cert{grid-area:1/6;width:82px;height:auto;object-fit:contain}
.inner-footer-cert+.inner-footer-cert{transform:translateY(130px)}
.inner-footer-copy{grid-column:1/-1;width:100%;margin:35px auto 0;padding-top:18px;border-top:1px solid #222;display:flex;justify-content:space-between;font-size:12px}
.inner-reveal{opacity:0;transform:translateY(36px);transition:opacity .85s ease,transform .85s ease}
.inner-reveal.is-visible{opacity:1;transform:none}
.legacy-inquiry{position:fixed;left:-320px;top:50%;z-index:40;width:320px;height:467px;transform:translateY(-50%);transition:left .8s ease}
.legacy-inquiry.is-open{left:0}
.legacy-inquiry-panel{height:100%;padding:28px 26px;background:rgba(255,255,255,.96);box-shadow:0 3px 18px rgba(0,0,0,.18)}
.legacy-inquiry-panel label{display:block;margin-bottom:15px;font-size:14px}
.legacy-inquiry-panel input,.legacy-inquiry-panel textarea{width:100%;margin-top:6px;padding:9px 10px;border:1px solid #ddd;background:#fff;font:inherit;resize:none}
.legacy-inquiry-panel a{display:block;padding:10px;color:#fff;background:#b38d54;text-align:center}
.legacy-message{position:absolute;left:320px;top:50%;width:34px;padding:12px 8px;border:0;color:#fff;background:#b38d54;transform:translateY(-50%);writing-mode:vertical-rl;letter-spacing:.16em;cursor:pointer}
.legacy-back-top{position:fixed;right:28px;bottom:28px;z-index:35;width:44px;height:44px;border:1px solid rgba(255,255,255,.45);border-radius:50%;color:#fff;background:#b38d54;font-size:22px;opacity:0;visibility:hidden;transform:translateY(12px);transition:.3s ease;cursor:pointer}
.legacy-back-top.is-visible{opacity:1;visibility:visible;transform:none}
@media(prefers-reduced-motion:reduce){.inner-reveal,.legacy-inquiry,.legacy-back-top{transition:none}}
@media(max-width:1024px){.container{width:calc(100% - 40px)}.menu-btn{display:block}.nav-links{height:auto;top:113px}.nav-links a{width:100%;height:46px;justify-content:flex-start}}
@media(max-width:700px){
  body{overflow-x:hidden;font-size:15px}
  .container{width:calc(100% - 32px)}
  .topbar{position:relative;height:36px;font-size:12px}
  .topbar .container{height:36px;justify-content:center;white-space:nowrap;overflow:hidden}
  .topbar .container span:first-child{display:none}
  .header{top:0;height:72px}
  .nav{height:72px}
  .brand,.brand img{width:64px;min-width:64px;height:57px}
  body.mobile-menu-open{overflow:hidden}
  .mobile-menu-open .legacy-inquiry,.mobile-menu-open .legacy-back-top{visibility:hidden}
  .menu-btn{position:relative;z-index:101;padding:12px;margin-right:-7px;border:0;background:transparent}
  .menu-btn span{display:block;width:27px;height:2px;margin:6px;background:#e70012;transition:transform .2s ease,opacity .2s ease}
  .mobile-menu-open .menu-btn{position:fixed;top:6px;left:4px;margin:0}
  .mobile-menu-open .menu-btn span{background:#777}
  .mobile-menu-open .menu-btn span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .mobile-menu-open .menu-btn span:nth-child(2){opacity:0}
  .mobile-menu-open .menu-btn span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .nav-links{position:fixed;inset:0;z-index:100;height:100dvh;max-height:none;padding:52px 15px 24px;gap:0;overflow-y:auto;border:0;background:#fff;box-shadow:none;align-items:stretch;justify-content:flex-start}
  .nav-links a{height:52px;min-height:52px;padding:0 5px;color:#666;border-bottom:1px solid #eee;font-size:15px;font-weight:400}
  .nav-links a:hover,.nav-links a[aria-current=page]{color:#b38d54;background:#fff;border-bottom:1px solid #eee;font-weight:400}
  .legacy-subnav-host{width:100%;display:block}
  .legacy-subnav-host>a{position:relative;z-index:1;padding-right:70px}
  .legacy-subnav-toggle{position:absolute;top:0;right:0;z-index:2;width:64px;height:52px;display:block;border:0;border-bottom:1px solid #eee;color:#777;background:transparent;font-size:13px;cursor:pointer}
  .legacy-subnav{position:static;width:100%;max-height:0;padding:0;overflow:hidden;opacity:0;visibility:hidden;transform:none;background:#fff;transition:max-height .25s ease,opacity .2s ease}
  .legacy-subnav-host:hover .legacy-subnav,.legacy-subnav-host:focus-within .legacy-subnav{transform:none}
  .legacy-subnav-host.is-open .legacy-subnav{max-height:156px;opacity:1;visibility:visible}
  .nav-links .legacy-subnav a{width:100%;height:52px;padding-left:25px;color:#555;background:#fafafa;font-size:14px;font-weight:400}
  .page-hero .container{padding:58px 0 42px}
  .page-hero h1{font-size:27px;letter-spacing:.12em}
  .page-hero p{font-size:14px;line-height:1.9}
  .page-hero:has(+.legacy-category-tabs){min-height:230px}
  .page-hero:has(+.legacy-category-tabs) .container{padding:64px 0 26px}
  .legacy-category-tabs{height:auto;padding:25px 16px 34px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px 8px;font-size:13px}
  .legacy-category-tabs a{width:auto;padding-top:58px;background-size:48px 48px}
  .legacy-catalog-section{width:calc(100% - 32px);padding:42px 0 80px}
  .legacy-catalog-title{font-size:23px;letter-spacing:.12em}
  .legacy-catalog-title::before,.legacy-catalog-title::after{width:22px;margin:0 9px 7px}
  .legacy-catalog-grid{grid-template-columns:1fr 1fr;gap:22px 12px}
  .legacy-inner-banner{height:170px;padding:0 16px;text-align:center}
  .legacy-inner-banner h1{font-size:24px;line-height:1.6;letter-spacing:.13em}
  .legacy-device-grid{width:calc(100% - 32px);padding:42px 0 82px;grid-template-columns:1fr 1fr;gap:34px 12px}
  .legacy-device-card h2{font-size:14px;line-height:1.5}
  .legacy-device-card strong{font-size:13px}
  .legacy-device-card p{font-size:12px}
  .legacy-section-title{padding:38px 16px;font-size:23px;letter-spacing:.1em}
  .legacy-quality-grid{width:calc(100% - 32px);padding-bottom:60px;grid-template-columns:1fr 1fr;gap:28px 12px}
  .legacy-wide-proof{width:calc(100% - 32px);margin-bottom:60px}
  .legacy-about-intro{width:calc(100% - 32px);padding:52px 0;grid-template-columns:1fr;gap:28px}
  .legacy-about-intro h1{font-size:24px}
  .legacy-about-intro p{line-height:1.95;text-align:left}
  .legacy-about-gallery{width:calc(100% - 32px);padding-bottom:60px;grid-template-columns:1fr;gap:12px}
  .legacy-about-gallery img{height:230px}
  .legacy-contact-layout{width:calc(100% - 32px);height:auto;padding:50px 0 65px;grid-template-columns:1fr;gap:32px}
  .legacy-contact-copy h1{font-size:26px}
  .legacy-contact-copy p{font-size:15px;line-height:2}
  .legacy-map-panel{width:100%;height:auto;min-height:0;aspect-ratio:2/1;background-size:cover}
  .legacy-news-list{width:calc(100% - 32px);padding:38px 0 70px}
  .legacy-news-card{min-height:0;grid-template-columns:120px 1fr;gap:16px;padding:20px 0}
  .legacy-news-card img{width:120px;height:88px}
  .legacy-news-card h2{font-size:15px}
  .legacy-news-card:hover,.legacy-news-card:focus-visible{transform:none}
  .legacy-news-detail{width:calc(100% - 32px);padding:42px 0 72px}
  .legacy-news-back{margin-bottom:25px}
  .legacy-news-detail-header{padding-bottom:22px;text-align:left}
  .legacy-news-detail-header h1{font-size:25px;line-height:1.45}
  .legacy-news-body{margin-top:30px;font-size:16px;line-height:1.95}
  .legacy-news-body p{text-align:left}
  .legacy-news-body h2{font-size:20px}.legacy-news-body h3{font-size:18px}.legacy-news-body h4{font-size:17px}
  .legacy-news-body table{display:block;max-width:100%;overflow-x:auto;white-space:nowrap}
  .legacy-news-pager{margin-top:42px}
  .legacy-equipment-list{width:calc(100% - 32px);padding:40px 0 70px;overflow-x:auto}
  .footer{min-height:0;padding:48px 0 22px}
  .inner-footer-grid{width:calc(100% - 32px);grid-template-columns:1fr 1fr;gap:26px 18px}
  .inner-footer-company{grid-column:1/-1}
  .inner-footer-company h2{font-size:18px;letter-spacing:.08em}
  .inner-footer-col h3{font-size:15px}
  .inner-footer-cert{grid-area:auto;width:76px}
  .inner-footer-cert+.inner-footer-cert{transform:none}
  .inner-footer-copy{grid-column:1/-1;margin-top:10px;display:block;line-height:2}
  .legacy-inquiry{left:16px;right:16px;top:auto;bottom:16px;width:auto;height:min(520px,calc(100dvh - 100px));transform:none;pointer-events:none}
  .legacy-inquiry.is-open{left:16px}
  .legacy-inquiry-panel{overflow-y:auto;padding:20px 18px;transform:translateY(calc(100% + 32px));transition:transform .35s ease;pointer-events:auto}
  .legacy-inquiry.is-open .legacy-inquiry-panel{transform:none}
  .legacy-message{position:fixed;left:auto;right:16px;top:auto;bottom:16px;width:auto;min-width:94px;min-height:44px;padding:8px 14px;transform:none;writing-mode:horizontal-tb;letter-spacing:.08em;pointer-events:auto}
  .legacy-back-top{right:16px;bottom:72px;width:42px;height:42px}
  .inner-reveal{opacity:1;transform:none;transition:none}
}