:root{--blue:#17374f;--deep:#102a3e;--ink:#243744;--muted:#72808a;--line:#dce2e6;--soft:#f3f5f6;--silver:#b6c7d3;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:125px}body{margin:0;background:#fff;color:var(--ink);font:14px/1.75 "Microsoft YaHei","PingFang SC",Arial,sans-serif}a{color:inherit;text-decoration:none}a:hover{color:#547d99}button,input,textarea{font:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{color:inherit}img{max-width:100%;height:auto;vertical-align:middle}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.4;font-weight:600}h1{font-size:30px}h2{font-size:28px;letter-spacing:.02em}h3{font-size:17px}p{margin-bottom:16px}button{border:0;background:none}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #8aaec7;outline-offset:4px}[hidden]{display:none!important}.container{width:min(1400px,calc(100% - 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dt{color:var(--muted)}#company-map{height:270px;background:#edf1f4;border:1px solid var(--line);margin-top:25px;position:relative}.map-status{display:flex;align-items:center;justify-content:center;height:100%;gap:10px;font-size:12px;color:var(--muted)}.search-row{border-bottom:1px solid var(--line);padding:22px 0}.search-row h2{font-size:19px;margin:5px 0 10px}.search-row p{color:var(--muted);font-size:13px;margin:0}dialog{max-width:min(94vw,1100px);max-height:94vh;padding:40px 20px 12px;border:0;background:white;color:var(--ink)}dialog::backdrop{background:#091c2ed9}dialog img{max-height:76vh;max-width:100%;object-fit:contain;display:block;margin:auto}dialog p{margin:12px 0 0;text-align:center;font-size:12px}.lightbox-close{position:absolute;right:0;top:0;font-size:28px}.nav-locked{overflow:hidden}
@media(min-width:1600px){.hero{height:580px}.hero h1{font-size:52px}}@media(max-width:1250px){.container{width:calc(100% - 48px)}.header-main{gap:12px}.brand strong{font-size:18px}.brand img{width:35px}.nav{gap:14px}.nav a{font-size:12px}.header-main{height:80px}.hero{height:480px}.hero h1{font-size:40px}.inner-layout{grid-template-columns:200px minmax(0,1fr);gap:25px}.device-copy{padding-inline:12px}.contact-layout{grid-template-columns:1fr}.contact-info{display:grid;grid-template-columns:1fr 1fr;column-gap:20px}.contact-info h2{grid-column:1/-1}.contact-info #company-map{margin-top:0;grid-column:2;grid-row:2/4}.footer-grid{gap:30px}.strength-grid article{padding:25px 20px}}
@media(max-width:1050px){.nav{gap:10px}.nav a{font-size:11px}.brand strong{font-size:16px}.brand small{font-size:8px}.brand{gap:8px}.header-main{gap:6px}.nav .sub-toggle{font-size:10px}.device-grid{gap:14px}.inner-layout{grid-template-columns:190px minmax(0,1fr);gap:22px}.list-grid.device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.about-section{gap:35px}.about-copy h2{font-size:25px}.hero h1{font-size:37px}.device-detail{grid-template-columns:1fr}.device-summary dl{max-width:100%}.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.news-home{gap:30px}}
@media(max-width:900px){.topbar{display:none}.header{top:0}.header-main{height:72px;gap:8px}.brand strong{font-size:20px}.brand img{width:36px}.brand small{font-size:8px}.search-toggle{margin-left:auto;border:0}.menu-toggle{display:inline-grid;z-index:91}.nav{position:fixed;right:0;top:72px;bottom:0;width:min(340px,86vw);height:calc(100dvh - 72px);background:var(--blue);padding:20px 24px 90px;display:block;overflow-y:auto;visibility:hidden;transform:translateX(100%);transition:transform .2s,visibility .2s;z-index:90}.nav.is-open{visibility:visible;transform:none}.nav>a,.nav-row{height:auto;min-height:52px;border-bottom:1px solid #ffffff25}.nav a{font-size:15px}.nav-row>a{flex:1;min-height:52px}.nav .is-current:after{display:none}.nav .sub-toggle{width:44px;height:44px;font-size:14px}.dropdown{position:static;background:#102a3e;box-shadow:none;padding:0 10px;color:#c8d5de}.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{display:none}.nav-item.expanded .dropdown{display:block}.nav .dropdown a{font-size:13px}.nav-shade{position:fixed;inset:72px 0 0;background:#081b2a88;z-index:70}.inner-layout{grid-template-columns:1fr;padding-top:20px;gap:20px}.sidebar-toggle{display:flex;width:100%;justify-content:space-between;align-items:center;background:var(--blue);color:white;min-height:46px;padding:10px 18px}.sidebar-title,.sidebar-contact{display:none}.sidebar #sidebar-links{display:none}.sidebar.is-open #sidebar-links{display:block}.sidebar nav{display:grid;grid-template-columns:repeat(2,1fr)}.sidebar nav a{border-bottom:1px solid var(--line)}.device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.list-grid.device-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.strength-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.strength-grid article:nth-child(2){border-right:0}.strength-grid article:nth-child(-n+2){border-bottom:1px solid var(--line)}.about-photo img{height:290px}.case-grid{gap:18px}.news-home{grid-template-columns:1fr}.news-home .section-heading{margin-bottom:10px}.news-home>div:first-child>.muted{display:inline-block;margin-right:20px}.procurement-cta .container{align-items:flex-start}.procurement-cta .container>div:last-child{flex-direction:column}.footer-grid{grid-template-columns:1.2fr 1fr;gap:25px 50px}.floating-service{display:none}.mobile-bar{display:grid;grid-template-columns:repeat(3,1fr);position:fixed;bottom:0;left:0;right:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.mobile-bar a{display:flex;flex-direction:column;gap:3px;align-items:center;justify-content:center;min-height:58px;font-size:10px;border-right:1px solid var(--line)}.mobile-bar a:last-child{background:var(--blue);color:#fff;border:0}.mobile-bar i{font-size:16px}body{padding-bottom:58px}.device-detail{grid-template-columns:1fr 1fr}.contact-layout{grid-template-columns:.8fr 1.2fr}.contact-info{display:block}.contact-info #company-map{margin-top:20px}.section{padding-block:45px}.quick-index a{padding:16px;gap:13px}.quick-index span{font-size:14px}.quick-index i{font-size:22px}.quick-index small{font-size:10px}.hero{height:450px}.hero h1{font-size:36px}.hero-content{padding-bottom:35px}.hero-description{max-width:400px}.hero-controls>span{font-size:9px}}
@media(max-width:600px){.container{width:calc(100% - 32px)}.header-main{height:64px}.brand strong{font-size:17px}.brand small{letter-spacing:.13em;font-size:7px}.brand{gap:7px}.brand img{width:30px;height:36px}.header-main{gap:0}.search-toggle,.menu-toggle{width:40px}.nav{top:64px;height:calc(100dvh - 64px)}.nav-shade{top:64px}.search-form{gap:8px;flex-wrap:wrap;padding-block:12px}.search-form label{width:100%;font-size:12px}.search-form input{width:0;font-size:16px}.search-form .button{padding-inline:16px}.hero{height:420px}.hero-image{object-position:64% center}.hero .swiper-slide:after{background:linear-gradient(90deg,#102a3ee8,#102a3e6b)}.hero-content{justify-content:center;padding-bottom:32px}.hero h1{font-size:30px;max-width:310px;margin-bottom:16px;line-height:1.45}.hero .eyebrow{font-size:8px;letter-spacing:.12em;max-width:100%}.hero-description{font-size:12px;max-width:290px;margin-bottom:14px}.hero-links{gap:20px;margin-top:4px}.hero-links .button{padding:12px 17px;font-size:12px}.hero-secondary{font-size:12px}.hero-controls{bottom:16px;gap:7px}.hero-controls>span{font-size:8px;max-width:130px;text-align:right;line-height:1.5}.hero-controls .icon-button{width:30px;height:30px}.hero-pagination{margin-right:8px;font-size:11px}.quick-index a{padding:14px 9px!important;gap:6px;display:block;text-align:center;font-size:0}.quick-index i{display:none}.quick-index span{font-size:13px}.quick-index small{font-size:9px;letter-spacing:-.03em;margin-top:3px}.section{padding-block:32px}.section-heading{margin-bottom:20px;gap:12px}.section-heading h2{font-size:22px}.section-heading>.text-link{font-size:11px;gap:8px;flex-shrink:0}.eyebrow{font-size:8px;letter-spacing:.12em}.about-section{grid-template-columns:1fr;gap:24px}.about-photo img{height:220px}.about-copy h2{font-size:24px}.about-copy>p:not(.eyebrow){font-size:13px}.about-rule{font-size:11px;margin:15px 0 6px}.device-grid{gap:12px}.device-copy{padding:12px 10px 0}.device-copy h3{font-size:13px;margin-bottom:10px;min-height:36px}.device-copy dl{font-size:10px;grid-template-columns:1fr;gap:0;margin-bottom:8px}.device-copy dt{display:none}.device-copy dd{padding-bottom:5px}.device-image span{left:7px;bottom:7px;font-size:8px;padding:1px 5px}.card-link{font-size:10px;padding:9px 0;min-height:40px}.strength-grid article{padding:20px 16px}.strength-grid i{font-size:22px;margin-bottom:18px}.strength-number{right:15px;top:14px;font-size:20px}.strength-grid h3{font-size:15px;margin-bottom:9px}.strength-grid p{font-size:11px}.case-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 14px}.case-card h3{font-size:13px;margin-top:5px}.case-card .micro{font-size:9px}.case-card p{font-size:11px}.case-card a>div{padding-top:12px}.case-card .text-link{font-size:10px;min-height:36px}.certificate-empty{padding:20px;gap:14px;flex-wrap:wrap}.certificate-empty>i{font-size:26px}.certificate-empty>div{flex:1}.certificate-empty h3{font-size:15px}.certificate-empty p{font-size:11px}.certificate-empty>a{margin:0 0 0 40px;min-height:35px}.news-home{gap:15px}.news-home .muted{font-size:12px}.news-row{gap:14px;align-items:flex-start;padding:17px 0}.news-row time{font-size:10px;padding-top:5px;width:65px}.news-row h3{font-size:14px;margin-top:3px}.news-row p{font-size:11px}.news-row .micro{font-size:9px}.row-arrow{min-width:25px;font-size:16px}.procurement-cta{padding-block:30px}.procurement-cta .container{display:block}.procurement-cta h2{font-size:23px}.procurement-cta p{font-size:11px}.procurement-cta .container>div:last-child{flex-direction:row;margin-top:22px;gap:12px}.procurement-cta .button{font-size:12px;padding-inline:18px}.partners .section-heading{margin-bottom:18px}.partners h2{font-size:20px}.partner-grid{grid-template-columns:repeat(3,1fr);gap:10px}.partner-grid a{min-height:65px;padding:10px}.partner-grid img{height:35px}.partner-empty{font-size:11px}.footer-grid{grid-template-columns:1fr 1fr;gap:24px;padding-block:30px}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid>div:last-child{grid-column:1/-1;padding-top:20px;border-top:1px solid #ffffff18}.footer-brand{font-size:19px}.footer-grid p{font-size:11px}.footer-grid h2{font-size:13px}.copyright{gap:8px 15px;font-size:10px;padding-bottom:20px}.copyright>a:last-child{margin-left:0}.friend-links{font-size:10px;gap:10px 15px}.breadcrumb{font-size:10px;padding-block:12px}.breadcrumb span{display:none}.inner-layout{padding-block:15px 35px;gap:18px}.inner-content .section-heading h2{font-size:24px}.inner-content .section-heading{padding-bottom:16px;margin-bottom:16px}.page-intro{font-size:12px;margin-bottom:18px}.catalog-search{padding:10px;gap:8px;margin-bottom:18px}.catalog-search label{display:none}.catalog-search input{width:0;font-size:16px;padding-inline:10px}.catalog-search .button{padding-inline:14px}.list-grid.device-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card-desc{font-size:11px;line-height:1.6}.list-grid.case-grid{gap:20px 12px}.pagination{gap:4px}.pagination a{min-width:38px;min-height:44px;font-size:12px}.pagination span{width:100%;text-align:center;font-size:11px}.device-detail{grid-template-columns:1fr;gap:22px;margin-bottom:25px}.product-swiper img{height:270px}.device-summary h1{font-size:25px;margin-bottom:14px}.device-summary>p:not(.eyebrow){font-size:12px}.device-summary dl{font-size:12px;margin:15px 0 20px}.tabs button{font-size:12px;padding:12px 10px;flex:1;white-space:nowrap}.tab-panel{padding:20px 0}.prose{font-size:13px;padding-block:20px}.prose h3{font-size:17px}.prose blockquote{padding:14px;font-size:11px}.prose table{font-size:13px}.prev-next{grid-template-columns:1fr;gap:10px;font-size:11px;margin-bottom:25px}.prev-next>div:last-child{text-align:left}.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-header h1{font-size:24px}.article-meta{font-size:10px;gap:8px 15px}.article>.product-swiper img{height:260px}.article-header{padding-bottom:18px}.inline-cta{padding:18px;display:block;font-size:12px}.inline-cta .button{margin-top:12px}.page-heading h1{font-size:25px}.page-heading p{font-size:12px}.wide-photo{height:230px}.download-panel{flex-wrap:wrap;padding:20px;gap:15px}.download-panel>i{font-size:27px}.download-panel h2{font-size:18px}.download-panel .button{margin:0}.download-panel>div{flex:1}.message-section{padding:18px 14px}.form-heading h2{font-size:20px}.form-heading span{font-size:10px}.inquiry-form{grid-template-columns:1fr;gap:16px}.span-2{grid-column:auto}.inquiry-form label{font-size:12px}.captcha-row{gap:10px;flex-wrap:wrap}.captcha-row label{max-width:calc(100% - 140px);min-width:110px}.captcha-row>span{padding:0;font-size:10px;width:100%;margin-top:-5px}.inquiry-form .consent{font-size:11px}.contact-layout{grid-template-columns:1fr;gap:25px}.contact-info h2{font-size:20px}.contact-info dl{font-size:12px;grid-template-columns:80px 1fr}.contact-info #company-map{height:210px}.search-row h2{font-size:17px}.search-row p{font-size:12px}.form-status{display:block;margin:8px 0 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}[data-aos]{opacity:1!important;transform:none!important}}

/* Touch controls keep a full 44px target, including slider pagination. */
.hero-controls .icon-button{width:44px;height:44px}.card-link,.case-card .text-link{min-height:44px}.swiper-pagination-bullet{width:44px;height:44px;background:transparent!important;opacity:1;position:relative;margin:0!important}.swiper-pagination-bullet:after{content:"";position:absolute;left:19px;top:19px;width:6px;height:6px;border-radius:50%;background:#bcc8d0}.swiper-pagination-bullet-active:after{background:var(--blue)}.product-swiper,.certificate-swiper{padding-bottom:46px}.swiper-horizontal>.swiper-pagination-bullets{bottom:0}.hero-controls>span{line-height:1.5}
@media(max-width:600px){.search-toggle,.menu-toggle{width:44px}.brand{max-width:calc(100% - 88px)}.brand strong{font-size:clamp(14px,4.2vw,17px)}.hero-controls{gap:3px}.hero-controls>span{max-width:110px}.hero-pagination{margin-right:3px}.card-link,.case-card .text-link{min-height:44px}}