:root{--ink:#142b3b;--muted:#60717d;--red:#be282d;--red-dark:#a61e23;--line:#dce3e6;--paper:#f3f6f7;--navy:#112331;--white:#fff;--max:1240px}
    *{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:white;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}img{display:block;max-width:100%}svg{flex-shrink:0}h1,h2,h3,p{margin:0}button{color:inherit}button:disabled{cursor:default}[hidden]{display:none!important}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #2c79b6;outline-offset:5px}::selection{background:#f4d5d5}.wrap{width:min(var(--max),calc(100% - 96px));margin-inline:auto}.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.arrow{width:20px;height:20px}.eyebrow{font-size:11px;font-weight:650;letter-spacing:2.2px;text-transform:uppercase;color:var(--red);display:flex;align-items:center;gap:10px}.eyebrow:before{content:"";width:22px;height:2px;background:currentColor}.section{padding-block:88px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:34px}.section-head h2{font-size:36px;line-height:1.4;letter-spacing:-1.1px;margin-top:12px}.section-head p{color:var(--muted);margin-top:12px;font-size:15px}.text-link{display:inline-flex;align-items:center;gap:15px;font-size:14px;font-weight:600;white-space:nowrap}.text-link .icon{transition:transform .2s}.text-link:hover{color:var(--red)}.text-link:hover .icon{transform:translateX(4px)}.btn{min-height:50px;padding:12px 23px;display:inline-flex;align-items:center;justify-content:center;gap:20px;border:1px solid transparent;font-size:14px;font-weight:600;border-radius:3px;transition:background .2s,transform .2s}.btn-primary{background:var(--red);color:white}.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px)}.btn-outline{border-color:#bcc8cf;background:transparent;color:var(--ink)}.btn-outline:hover{border-color:var(--ink);background:#fff}.skip-link{position:fixed;left:16px;top:-80px;padding:10px 20px;background:white;z-index:100}.skip-link:focus{top:12px}
    /* 顶部导航。产品及资料链接沿用官网现有地址。 */
    .site-header{position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line);background:rgba(255,255,255,.97)}.header-inner{height:88px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;flex-shrink:0}.brand img{width:174px;height:auto}.site-nav{margin-left:auto;display:flex;align-items:center;gap:27px;font-size:14px;font-weight:550}.nav-link{position:relative;padding:29px 0}.nav-link:hover{color:var(--red)}.nav-home{color:var(--red)}.nav-home:after{content:"";position:absolute;bottom:20px;left:0;right:0;height:2px;background:var(--red)}.header-contact{min-height:42px;padding:8px 16px;font-size:13px;gap:9px}.menu-toggle{display:none;background:none;border:1px solid var(--line);padding:10px;line-height:0}.nav-dropdown summary{list-style:none;display:flex;align-items:center;gap:6px;cursor:pointer;padding:29px 0}.nav-dropdown summary::-webkit-details-marker{display:none}.nav-dropdown summary .icon{width:13px;height:13px}.nav-dropdown[open] summary{color:var(--red)}.nav-dropdown[open] summary .icon{transform:rotate(180deg)}.mega-menu{position:absolute;top:88px;left:0;width:100%;background:white;box-shadow:0 18px 25px #142b3b12;border-block:1px solid var(--line);padding:30px 0}.mega-inner{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:30px}.mega-title{font-size:21px;font-weight:600}.mega-intro{font-size:13px;color:var(--muted);margin:7px 0 16px;max-width:220px}.mega-links{display:flex;flex-direction:column;gap:10px}.mega-links a{font-size:14px}.mega-links a:hover{color:var(--red)}.mega-label{font-size:11px;letter-spacing:1.4px;color:#82929b;margin-bottom:4px}
    /* 首屏 */
    .hero{background:var(--paper);overflow:hidden}.hero-grid{min-height:575px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:48px;padding-block:54px}.hero-copy{padding-block:8px}.hero .eyebrow{font-size:11px;letter-spacing:1.8px}.hero h1{font-size:clamp(40px,4.5vw,64px);line-height:1.25;letter-spacing:-2px;font-weight:650;margin:24px 0 23px}.hero h1 span{display:block}.hero-copy>p{max-width:440px;font-size:16px;line-height:1.95;color:var(--muted)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:31px}.hero-note{display:flex;align-items:center;gap:9px;color:#667882;font-size:12px;margin-top:24px}.hero-note i{width:6px;height:6px;border-radius:100%;background:var(--red)}.hero-visual{position:relative;align-self:stretch;display:flex;flex-direction:column;justify-content:center}.hero-image-frame{position:relative;background:#23272e;overflow:hidden;border-radius:3px}.hero-image-frame>img{width:100%;aspect-ratio:4/3;object-fit:cover}.hero-image-frame:after{content:"";position:absolute;inset:0;border:1px solid #ffffff10;pointer-events:none}.photo-label{position:absolute;top:20px;left:20px;display:flex;align-items:center;gap:7px;font-size:10px;color:#f0f3f6;letter-spacing:1.6px}.photo-label:before{content:"";width:5px;height:5px;background:#c7dce9;border-radius:50%}.hero-caption{display:flex;align-items:center;justify-content:space-between;padding:18px 2px 0;gap:12px}.hero-caption b{font-size:17px;letter-spacing:.5px}.hero-caption p{font-size:12px;color:var(--muted);margin-top:1px}.hero-caption>a{font-size:12px;display:flex;gap:11px;align-items:center}.hero-caption>a:hover{color:var(--red)}
    .route-bar{border-bottom:1px solid var(--line);background:white}.route-grid{display:grid;grid-template-columns:repeat(4,1fr)}.route{display:grid;grid-template-columns:34px 1fr 17px;align-items:center;gap:13px;padding:29px 23px;border-right:1px solid var(--line);transition:background .2s}.route:first-child{padding-left:0}.route:last-child{border-right:0;padding-right:0}.route>.icon{width:28px;height:28px;color:var(--red)}.route h2{font-size:16px;font-weight:600}.route p{font-size:11px;color:var(--muted);margin-top:4px}.route>.arrow{width:17px;color:#7a8c96}.route:hover{background:var(--paper)}.route:hover h2{color:var(--red)}
    /* 产品 */
    .equipment{background:white}.filter-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:25px}.filters{display:flex;gap:7px;flex-wrap:wrap}.filter{border:1px solid var(--line);background:white;padding:7px 18px;border-radius:3px;font-size:13px}.filter:hover{border-color:#8b9ba5}.filter[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:white}.product-count{font-size:12px;color:var(--muted);white-space:nowrap}.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.product-card{min-width:0;border:1px solid var(--line);border-radius:3px;overflow:hidden;transition:box-shadow .25s,transform .25s}.product-card:hover{transform:translateY(-5px);box-shadow:0 12px 28px #1833450e}.product-visual{height:232px;background:#f5f7f8;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.product-visual img{width:100%;height:100%;object-fit:contain;padding:20px;mix-blend-mode:multiply;transition:transform .35s}.product-card:hover .product-visual img{transform:scale(1.04)}.product-visual.bm img{padding:0;object-fit:cover;mix-blend-mode:normal}.product-tag{position:absolute;top:13px;left:13px;font-size:10px;padding:3px 8px;background:#ffffffed;border:1px solid #dde4e7;color:#526873;z-index:1;letter-spacing:.3px}.product-body{padding:24px 22px 19px}.product-body h3{font-size:23px;line-height:1.3;letter-spacing:-.3px}.product-name{font-size:13px;margin-top:7px;color:#334b5b}.product-description{font-size:12px;line-height:1.8;margin:13px 0 20px;color:var(--muted);min-height:44px}.product-bottom{border-top:1px solid var(--line);padding-top:14px;display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:600}.product-bottom .icon{color:var(--red);width:17px;height:17px}.product-help{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:26px;padding:19px 23px;background:var(--paper);font-size:13px}.product-help p{color:var(--muted)}.product-help strong{color:var(--ink);font-weight:600;margin-right:10px}
    /* 应用方向 */
    .applications{background:var(--navy);color:white}.applications .eyebrow{color:#e58f91}.applications .section-head p{color:#a0b0bb}.applications .text-link{color:#dce8f0}.application-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px}.application{position:relative;min-height:350px;border:1px solid #ffffff20;display:flex;flex-direction:column;overflow:hidden;background:#1b303f}.application img{width:100%;height:215px;object-fit:cover;transition:transform .4s}.application:nth-child(2) img{object-position:50% 45%}.application:hover img{transform:scale(1.03)}.application-body{padding:22px 24px 24px;position:relative;background:#1b303f;flex:1}.application-number{font-size:10px;letter-spacing:1.5px;color:#a6becd;margin-bottom:9px}.application h3{font-size:21px;font-weight:550}.application p{font-size:13px;line-height:1.8;color:#a4b8c5;margin-top:9px;max-width:280px}.application .icon{position:absolute;right:24px;top:53px;width:19px}.application:hover h3{color:#efb6b8}.application-foot{font-size:12px;color:#91a5b3;margin-top:24px;display:flex;align-items:center;gap:12px}.application-foot a{color:#dbe6ed;border-bottom:1px solid #ffffff45}.application-foot a:hover{color:white}
    /* 用户现场与技术资源 */
    .resources{background:var(--paper)}.resources-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:78px}.resource-intro h2{font-size:35px;letter-spacing:-1px;line-height:1.45;margin-top:16px}.resource-intro p{font-size:14px;color:var(--muted);max-width:340px;margin:18px 0 27px}.resource-list{border-top:1px solid #becad0}.resource-item{display:flex;align-items:center;gap:24px;padding:24px 0;border-bottom:1px solid #cad4da}.resource-index{font-size:12px;color:#7d919d;font-variant-numeric:tabular-nums}.resource-item div{flex:1}.resource-item small{font-size:10px;letter-spacing:1.5px;color:var(--red)}.resource-item h3{font-size:17px;font-weight:550;margin-top:5px;line-height:1.5}.resource-item>.icon{width:19px}.resource-item:hover h3{color:var(--red)}.resource-more{display:flex;gap:25px;margin-top:22px;font-size:12px;color:var(--muted)}.resource-more a:hover{color:var(--red)}
    .about-strip{padding-block:44px;border-bottom:1px solid var(--line)}.about-grid{display:grid;grid-template-columns:220px 1fr auto;align-items:center;gap:46px}.since{display:flex;align-items:baseline;gap:12px}.since strong{font-size:48px;line-height:1;font-weight:550;letter-spacing:-2px}.since span{font-size:11px;color:var(--muted);letter-spacing:1px}.about-copy{border-left:1px solid var(--line);padding-left:36px}.about-copy h2{font-size:19px;font-weight:550}.about-copy p{font-size:13px;color:var(--muted);margin-top:7px;max-width:520px}
    .contact-section{padding-block:72px}.contact-panel{background:var(--paper);border-left:4px solid var(--red);padding:40px 45px;display:flex;align-items:center;justify-content:space-between;gap:35px}.contact-panel h2{font-size:29px;font-weight:600;line-height:1.45;letter-spacing:-.6px}.contact-panel p{font-size:14px;color:var(--muted);margin-top:12px;max-width:650px}.contact-actions{display:flex;flex-direction:column;align-items:flex-end;gap:13px;flex-shrink:0}.contact-actions>.text-link{font-size:12px;font-weight:500}.site-footer{background:var(--navy);color:#b3c1ca;padding:53px 0 22px}.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:40px}.footer-brand{font-size:29px;color:white;font-weight:750;letter-spacing:2px}.footer-brand span{font-weight:500;font-size:14px;letter-spacing:3px;display:block;margin-top:3px}.footer-company{font-size:12px;margin-top:20px;line-height:1.9;color:#94a9b7}.footer-col h3{color:#e5edf2;font-size:13px;font-weight:550;margin:5px 0 18px}.footer-col a{display:block;font-size:12px;line-height:2.4}.footer-col a:hover{color:white}.footer-contact .phone{color:white;font-size:22px;font-weight:550;letter-spacing:.5px;margin-bottom:4px;line-height:1.7}.footer-wechat{display:flex;align-items:center;gap:12px;margin-top:15px;font-size:11px;line-height:1.9}.footer-wechat img{width:70px;height:70px;border:4px solid white;border-radius:2px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:24px;margin-top:39px;border-top:1px solid #ffffff1d;font-size:10px;color:#8198a8;letter-spacing:.3px}.footer-bottom a:hover{color:white}.mobile-contact{display:none}.contact-dialog{border:0;border-radius:5px;padding:0;max-width:450px;width:calc(100% - 32px);color:var(--ink);box-shadow:0 25px 100px #0004}.contact-dialog::backdrop{background:#0d1e2e99;backdrop-filter:blur(3px)}.dialog-inner{padding:37px;text-align:center;position:relative}.dialog-close{position:absolute;right:10px;top:10px;border:0;background:none;padding:9px;line-height:0}.dialog-inner h2{font-size:25px;margin-bottom:8px}.dialog-intro{font-size:13px;color:var(--muted)}.dialog-qr{width:240px;height:240px;max-width:100%;margin:20px auto 15px;box-shadow:0 0 0 1px var(--line)}.wechat-qr{object-fit:cover;object-position:center 66.216216%;background:white}.wechat-id{font-size:14px;letter-spacing:.5px}.dialog-inner .btn{width:100%;margin-top:24px}.dialog-email{display:block;font-size:13px;color:var(--muted);margin-top:16px}.dialog-email:hover{color:var(--red)}
    .hero-image-frame{aspect-ratio:4/3}.hero-image-frame>img{height:auto;transform:none}.photo-label{z-index:1}
    @media(min-width:1600px){.hero-grid{min-height:620px}.hero h1{font-size:68px}}
    @media(max-width:1180px){.wrap{width:calc(100% - 64px)}.header-inner{gap:20px}.site-nav{gap:19px}.brand img{width:150px}.header-contact{padding-inline:12px}.product-visual{height:205px}.product-body{padding:20px 17px}.product-name{font-size:12px}.hero-grid{gap:30px}.hero h1{font-size:52px}.route{padding-inline:14px;gap:9px}.route h2{font-size:15px}.route p{font-size:10px}.footer-grid{gap:25px}.about-grid{gap:24px;grid-template-columns:190px 1fr auto}}
    @media(max-width:1000px){.site-nav{gap:16px}.header-inner{gap:17px;height:76px}.brand img{width:145px}.header-contact{display:none}.mega-menu{top:76px}.product-grid{grid-template-columns:repeat(2,1fr)}.product-visual{height:265px}.product-body{padding:24px}.product-description{min-height:0}.hero-grid{min-height:525px}.hero h1{font-size:45px}.hero-copy>p{font-size:14px}.hero-actions{gap:9px}.hero-actions .btn{padding:11px 16px;font-size:12px;gap:10px}.hero .eyebrow{font-size:10px;letter-spacing:1px}.route-grid{grid-template-columns:repeat(2,1fr)}.route:nth-child(2){border-right:0}.route:nth-child(-n+2){border-bottom:1px solid var(--line)}.route:nth-child(3){padding-left:0}.route:nth-child(2),.route:nth-child(4){padding-left:25px}.route h2{font-size:16px}.route p{font-size:12px}.route{padding-block:23px}.resources-grid{gap:40px}.about-grid{grid-template-columns:170px 1fr}.about-grid>.text-link{grid-column:2;padding-left:26px}.about-copy{padding-left:26px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-contact{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 20px;border-top:1px solid #ffffff20;padding-top:23px}.footer-contact h3{grid-column:1;margin-bottom:8px}.footer-contact .phone{grid-column:1}.footer-contact>a:not(.phone){grid-column:1}.footer-wechat{grid-column:2;grid-row:1/4;margin:0;justify-self:end}.application h3{font-size:18px}.application-body{padding:20px}.application .icon{right:16px;top:50px}.contact-panel{padding:32px}.contact-panel h2{font-size:26px}}
    @media(max-width:760px){html{scroll-padding-top:86px}.wrap{width:calc(100% - 40px)}.section{padding-block:55px}.header-inner{height:70px;gap:12px}.brand img{width:147px}.menu-toggle{display:block;margin-left:auto;border-radius:3px}.site-nav{display:none;position:absolute;left:0;right:0;top:70px;background:white;border-bottom:1px solid var(--line);max-height:calc(100dvh - 90px);overflow:auto;margin:0;padding:12px 20px 22px;box-shadow:0 15px 24px #142b3b12}.site-nav.is-open{display:block}.nav-link{display:block;padding:14px 2px;border-bottom:1px solid #edf1f3}.nav-home:after{display:none}.nav-dropdown summary{padding:14px 2px;border-bottom:1px solid #edf1f3;justify-content:space-between}.mega-menu{position:static;padding:20px 15px;box-shadow:none;background:var(--paper);border:0}.mega-inner{width:100%;grid-template-columns:1fr 1fr;gap:20px}.mega-overview{display:none}.mega-links{gap:8px}.mega-links a{font-size:12px}.mega-label{font-size:9px}.hero-grid{display:flex;flex-direction:column;align-items:stretch;gap:30px;padding-top:37px;padding-bottom:28px;min-height:0}.hero h1{font-size:43px;letter-spacing:-1.3px;line-height:1.26;margin:18px 0}.hero-copy{padding:0}.hero-copy>p{max-width:510px;font-size:14px;line-height:1.9}.hero-actions{margin-top:24px;gap:10px}.hero-actions .btn{min-height:47px;font-size:13px;padding-inline:17px;gap:12px}.hero-note{margin-top:17px;font-size:11px}.hero-visual{width:100%}.hero-image-frame>img{aspect-ratio:4/3}.photo-label{top:15px;left:15px;font-size:8px}.hero-caption{padding-top:13px}.hero-caption b{font-size:16px}.hero-caption p{font-size:11px}.hero-caption>a{font-size:11px}.route{grid-template-columns:25px 1fr;gap:9px;padding:22px 12px}.route>.icon{width:24px;height:24px}.route>.arrow{display:none}.route h2{font-size:14px}.route p{font-size:10px;line-height:1.7}.route:nth-child(2),.route:nth-child(4){padding-left:18px}.section-head{align-items:flex-start;gap:18px;margin-bottom:25px}.section-head h2{font-size:29px;letter-spacing:-.6px;margin-top:10px}.section-head p{font-size:13px;max-width:280px;margin-top:9px}.section-head>.text-link{font-size:11px;margin-top:41px;gap:6px}.section-head>.text-link .icon{width:15px}.eyebrow{font-size:9px;letter-spacing:1.8px;gap:8px}.eyebrow:before{width:17px}.filter-bar{display:block;margin-bottom:21px}.filters{gap:6px;flex-wrap:nowrap;overflow-x:auto;padding:2px 0 7px;scrollbar-width:thin}.filter{font-size:12px;padding:6px 13px;white-space:nowrap}.product-count{display:none}.product-grid{gap:16px}.product-visual{height:200px}.product-body{padding:20px 16px}.product-body h3{font-size:23px}.product-name{font-size:12px}.product-description{font-size:12px;min-height:66px}.product-bottom{font-size:11px}.product-help{display:block;padding:20px;margin-top:20px;font-size:12px}.product-help strong{display:block;margin-bottom:5px}.product-help .text-link{font-size:12px;margin-top:14px}.application-grid{gap:20px;grid-template-columns:1fr}.application{display:grid;grid-template-columns:42% 58%;min-height:200px}.application img{height:100%;min-height:200px}.application-body{padding:22px 17px}.application-number{font-size:9px;margin-bottom:9px}.application h3{font-size:18px;padding-right:14px}.application .icon{top:54px;right:12px;width:16px}.application p{font-size:12px;line-height:1.85;margin-top:12px}.application-foot{font-size:11px;align-items:flex-start}.case-grid{gap:28px;grid-template-columns:1fr}.case-caption{padding-top:16px}.case-caption h3{font-size:17px}.case-caption p{font-size:12px}.resources-grid{grid-template-columns:1fr;gap:32px}.resource-intro h2{font-size:29px}.resource-intro p{font-size:13px;max-width:100%;margin-block:13px 20px}.resource-intro .text-link{font-size:12px}.resource-item{padding:21px 0;gap:18px}.resource-item h3{font-size:16px}.resource-item small{font-size:9px}.resource-more{gap:21px;font-size:11px}.about-strip{padding-block:34px}.about-grid{grid-template-columns:1fr;gap:22px}.since strong{font-size:43px}.about-copy{padding:0;border:0}.about-copy h2{font-size:18px}.about-copy p{font-size:12px}.about-grid>.text-link{grid-column:auto;padding:0;font-size:12px}.contact-section{padding-block:45px}.contact-panel{padding:27px 24px;flex-direction:column;align-items:flex-start;gap:24px}.contact-panel h2{font-size:24px}.contact-panel p{font-size:13px;margin-top:12px}.contact-actions{align-items:flex-start}.contact-actions .btn{min-height:46px}.site-footer{padding:36px 0 90px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-brand-col{grid-column:1/-1}.footer-brand{font-size:25px}.footer-brand span{font-size:12px;display:inline-block;margin-left:13px}.footer-company{margin-top:11px;font-size:11px}.footer-col h3{margin-bottom:12px;font-size:12px}.footer-col a{font-size:11px}.footer-contact{grid-template-columns:1.25fr 1fr;gap:0 10px;padding-top:23px}.footer-contact .phone{font-size:21px}.footer-wechat{display:block;font-size:10px;text-align:center}.footer-wechat img{width:70px;height:70px;margin:0 auto 7px}.footer-bottom{align-items:flex-start;flex-direction:column;gap:7px;margin-top:25px;font-size:9px;padding-top:20px}.mobile-contact{display:flex;position:fixed;bottom:0;left:0;right:0;background:white;border-top:1px solid var(--line);z-index:25;padding:9px 16px calc(9px + env(safe-area-inset-bottom));gap:9px;box-shadow:0 -3px 15px #142b3b09}.mobile-contact a{display:flex;align-items:center;justify-content:center;gap:9px;min-height:40px;font-size:12px;border-radius:3px}.mobile-call{flex:1;border:1px solid var(--line)}.mobile-chat{flex:1.25;color:white;background:var(--red)}.mobile-contact .icon{width:17px;height:17px}}
    @media(max-width:480px){.product-grid{grid-template-columns:1fr}.product-card{display:grid;grid-template-columns:40% 60%}.product-visual{height:auto;min-height:214px}.product-visual img{padding:13px}.product-visual.bm img{object-fit:contain;padding:0}.product-tag{top:10px;left:9px;font-size:9px;padding:2px 5px}.product-body{padding:21px 17px}.product-body h3{font-size:22px}.product-name{font-size:11px}.product-description{font-size:11px;min-height:0;margin-block:11px 15px;line-height:1.8}.product-bottom{padding-top:10px}.hero h1{font-size:40px}.hero .eyebrow{font-size:9px;letter-spacing:.8px}.section-head>.text-link{max-width:90px;white-space:normal;line-height:1.6}.dialog-inner{padding:33px 26px}}
    @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
    /* 三大设备类别 */
    .route-grid{grid-template-columns:repeat(3,1fr)}.route h2{font-size:16px}.route p{font-size:11px}.product-grid{grid-template-columns:repeat(3,1fr)}.product-visual{height:265px}.product-description{min-height:44px}.mega-label{font-size:12px;letter-spacing:0;color:var(--red)}.mega-accessories{grid-column:1/-1;border-top:1px solid var(--line);padding-top:20px;display:flex;align-items:center;gap:26px;font-size:12px;flex-wrap:wrap}.mega-accessories>span{color:var(--muted)}.mega-accessories a:hover{color:var(--red)}.footer-subcategory{padding-left:12px;color:#8ea5b4!important}.footer-subcategory:hover{color:white!important}
    @media(max-width:1000px) and (min-width:761px){.route h2{font-size:14px}.route p{font-size:10px}.route{grid-template-columns:24px 1fr;padding:23px 17px;border-right:1px solid var(--line)!important;border-bottom:0!important}.route>.icon{width:23px;height:23px}.route>.arrow{display:none}.route:first-child{padding-left:0}.route:last-child{padding-left:17px;border-right:0!important}.product-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:760px){.route-grid{grid-template-columns:1fr}.route,.route:first-child,.route:nth-child(2),.route:nth-child(3){grid-template-columns:30px 1fr 20px;padding:20px 2px;border-right:0;border-bottom:1px solid var(--line)}.route:last-child{border-bottom:0}.route h2{font-size:16px}.route p{font-size:11px}.route>.arrow{display:block}.product-grid{grid-template-columns:repeat(2,1fr)}.product-visual{height:225px}.mega-inner{grid-template-columns:1fr}.mega-label{font-size:12px}.mega-links{gap:7px;border-bottom:1px solid var(--line);padding-bottom:17px}.mega-accessories{gap:12px 20px;border:0;padding:0}.mega-accessories>span{flex-basis:100%}.filters{flex-wrap:wrap;overflow:visible;gap:7px}.filter{font-size:11px;padding:7px 12px}.filter-bar{margin-bottom:22px}.hero-copy>p .desktop-break{display:none}}
    @media(max-width:480px){.product-grid{grid-template-columns:1fr}.product-visual{height:auto;min-height:214px}.product-description{min-height:0}.product-tag{font-size:8px;left:5px;padding:3px 5px}.product-name{line-height:1.8}.hero h1{font-size:40px}}
    /* 公司地址沿用官网联系我们页面。 */
    .footer-address{font-style:normal;font-size:12px;line-height:1.9;margin:13px 0 0;color:#b3c1ca;overflow-wrap:anywhere}.footer-address span{display:block;color:#e5edf2;font-size:11px;margin-bottom:3px}
    @media(max-width:1000px){.footer-address{grid-column:1/-1;grid-row:4;max-width:420px;margin-top:16px}}
    @media(max-width:760px){.footer-address{font-size:11px}}
    /* 完整产品导航：15款设备，保持现有产品页面网址。 */
    .mega-menu{max-height:calc(100dvh - 88px);overflow-y:auto;overscroll-behavior:contain}.mega-inner{grid-template-columns:.95fr 1fr 1.1fr 1.15fr;gap:28px}.mega-links{gap:3px;min-width:0}.mega-links>a{display:block;min-height:35px;padding:5px 0;line-height:1.5}.mega-model{display:block;font-weight:600;font-size:15px}.mega-subtitle{display:block;font-size:11px;line-height:1.6;color:var(--muted);font-weight:400;margin-top:2px;overflow-wrap:anywhere}.mega-links>a:hover .mega-subtitle{color:var(--red)}.mega-label{margin-bottom:11px}.mega-accessories{margin-top:2px}
    @media(max-width:1000px) and (min-width:761px){.mega-menu{max-height:calc(100dvh - 76px)}.mega-inner{grid-template-columns:1fr 1fr 1.1fr;gap:24px}.mega-overview{display:none}}
    @media(max-width:760px){.mega-menu{max-height:none;overflow:visible}.mega-inner{grid-template-columns:1fr;gap:22px}.mega-links{gap:1px;padding-bottom:17px}.mega-links>a{min-height:37px;padding:7px 0}.mega-model{font-size:14px}.mega-subtitle{font-size:11px}.mega-label{margin-bottom:7px}.mega-accessories{margin-top:0}}
    /* 配件与材料完整目录：原站明细链接，按类别切换。 */
    .nav-dropdown>summary,.nav-link{white-space:nowrap}.accessory-menu-heading{display:flex;align-items:baseline;gap:24px;margin-bottom:24px}.accessory-menu-heading h2{font-size:22px;font-weight:600}.accessory-menu-heading p{font-size:13px;color:var(--muted);font-weight:400}.accessory-directory{display:grid;grid-template-columns:210px minmax(0,1fr);gap:32px}.accessory-categories{display:flex;flex-direction:column;gap:6px;border-right:1px solid var(--line);padding-right:24px;align-self:start}.accessory-category{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:46px;padding:10px 13px;background:transparent;border:1px solid transparent;border-radius:3px;font-size:14px;text-align:left}.accessory-category small{white-space:nowrap;font-size:11px;color:var(--muted);font-weight:400}.accessory-category:hover{background:var(--paper)}.accessory-category[aria-pressed="true"]{color:var(--red);background:#fcf0f0;border-color:#f1d6d7}.accessory-category[aria-pressed="true"] small{color:var(--red)}.accessory-panels{min-width:0}.accessory-categories[hidden]+.accessory-panels{grid-column:1/-1}.accessory-panel{margin-bottom:28px}.accessory-panel:last-child{margin-bottom:0}.accessory-panel-head{display:flex;align-items:baseline;gap:14px;margin:0 0 15px}.accessory-panel-head h3{font-size:18px;font-weight:600}.accessory-panel-head>span{font-size:11px;color:var(--muted);font-weight:400}.accessory-item-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 22px}.accessory-item-grid>a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:13px 0;min-height:52px;font-size:13px;font-weight:500;line-height:1.7;border-bottom:1px solid #edf1f3;overflow-wrap:anywhere}.accessory-item-grid>a .icon{width:13px;height:13px;color:#8b9da8}.accessory-item-grid>a:hover,.accessory-item-grid>a:hover .icon{color:var(--red)}.accessory-testing p{font-size:14px;color:var(--muted);font-weight:400;margin:14px 0 22px}.accessory-original{display:block;color:var(--muted);font-size:12px;margin-top:20px}.accessory-original:hover{color:var(--red)}
    @media(min-width:761px) and (max-width:1180px){.header-inner{gap:20px}.site-nav{gap:20px}.header-contact{display:none}}
    @media(min-width:761px) and (max-width:1000px){.header-inner{gap:16px}.brand img{width:132px}.site-nav{gap:16px;font-size:13px}.accessory-directory{grid-template-columns:180px minmax(0,1fr);gap:24px}.accessory-categories{padding-right:16px}.accessory-item-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px}}
    @media(max-width:760px){.accessory-menu{padding:19px 15px}.accessory-menu>.wrap{width:100%}.accessory-menu-heading{display:block;margin-bottom:17px}.accessory-menu-heading h2{font-size:19px}.accessory-menu-heading p{font-size:12px;margin-top:4px}.accessory-directory{grid-template-columns:1fr;gap:22px}.accessory-categories{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:0;padding:0;gap:7px}.accessory-category{font-size:12px;padding:9px 10px;min-height:44px;gap:7px;background:white;border-color:var(--line)}.accessory-category small{font-size:10px}.accessory-panel-head{margin-bottom:7px}.accessory-panel-head h3{font-size:16px}.accessory-item-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 17px}.accessory-item-grid>a{font-size:13px;min-height:48px;padding:12px 0}.accessory-panel{margin-bottom:22px}.accessory-testing p{font-size:13px}.site-nav{max-height:calc(100dvh - 150px)}}
    @media(max-width:480px){.accessory-item-grid{grid-template-columns:1fr}.accessory-category{font-size:11px;padding:9px 8px;gap:6px}}