:root{color-scheme:light;--ink:#111b2b;--night:#0c1420;--muted:#536174;--line:#dbe2eb;--paper:#f1f4f8;--blue:#315687;--ice:#b8d0f6;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:#fff;color:var(--ink);line-height:1.65}
h1,h2,h3,p{margin:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
:focus-visible{outline:3px solid #4d7dc5;outline-offset:4px}
.wrap{width:min(1220px,calc(100% - 104px));margin-inline:auto}
.sr-only,.skip:not(:focus){position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.skip:focus{position:fixed;z-index:10;top:8px;left:8px;padding:9px 15px;background:white}
.topbar{background:var(--night);color:#fff;border-bottom:1px solid #ffffff23}
.bar{height:76px;display:flex;justify-content:space-between;align-items:center;gap:24px}
.brand{display:inline-flex;gap:11px;align-items:center;font-size:24px;font-weight:750;line-height:1.04;white-space:nowrap}
.brand small{display:block;font:700 9px/1.3 ui-monospace,monospace;letter-spacing:.19em;margin-top:4px}
nav{display:flex;gap:clamp(22px,5vw,65px);align-items:center;font-size:14px;color:#d4dde9}
.eyebrow,.mono{font:650 11px/1.45 ui-monospace,"SFMono-Regular",monospace;letter-spacing:.15em}
h2{font-size:clamp(35px,5.1vw,70px);font-weight:740;line-height:1.13;letter-spacing:-.065em;margin-top:11px}
h3{font-size:22px;line-height:1.24;letter-spacing:-.026em}
.section-index,.mono{color:var(--blue)}
.brand-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,7vw,112px);padding-block:clamp(58px,8vw,113px)}
.brand-intro>p:last-child{font-size:16px;color:var(--muted);max-width:420px;margin-top:23px}
.discipline{border-top:1px solid var(--line);align-self:center}
.discipline a{display:grid;grid-template-columns:34px minmax(100px,.72fr) 1fr 20px;gap:10px;align-items:center;min-height:63px;border-bottom:1px solid var(--line)}
.discipline a:hover,.text-link:hover{color:#245da8}
.discipline a strong{font-size:17px}
.discipline a>span:nth-child(3){font-size:14px;color:var(--muted)}
.discipline a>b{justify-self:end}
.products-section{padding-block:clamp(56px,7vw,97px);background:var(--paper)}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:25px}
.text-link{display:inline-flex;align-items:center;gap:8px;color:#214c84;font-size:13px;font-weight:700}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}
.filters button{background:transparent;color:var(--ink);border:1px solid #c9d2df;padding:7px 13px;border-radius:4px;font-size:13px;font-weight:630}
.filters button:hover{border-color:#55749a}
.filters button[aria-pressed=true]{background:#172b47;color:#fff;border-color:#172b47}
.catalog{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}
.product{background:white;border:1px solid #dce3ec;border-radius:7px;overflow:hidden;display:flex;flex-direction:column;min-width:0}
.product-image{aspect-ratio:1.12;display:grid;place-items:center;background:#e9eef5;overflow:hidden}
.product-image img{width:100%;height:100%;max-height:100%;object-fit:contain;transition:transform .25s}
.product-image:hover img{transform:scale(1.025)}
.product-info{display:flex;flex-direction:column;align-items:flex-start;padding:15px 15px 16px;flex:1}
.product-meta{width:100%;display:flex;justify-content:space-between;align-items:center;gap:4px;color:#335988;font-size:11px;font-weight:700;margin-bottom:8px}
.product-desc{color:var(--muted);font-size:13px;margin:6px 0 12px}
.product-info .text-link{margin-top:auto}
.catalog-note{margin-top:19px;color:var(--muted);font-size:13px}
.applications{padding-block:clamp(56px,7vw,97px)}
.applications-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin-top:25px}
.applications-grid a{position:relative;min-height:178px;background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:20px 18px 38px}
.applications-grid a:hover{border-color:#7893b7}
.applications-grid h3{margin-top:10px}
.applications-grid p{font-size:14px;color:var(--muted);margin-top:7px}
.applications-grid b{position:absolute;right:18px;bottom:12px;color:var(--blue)}
.thermal{background:var(--night);color:#fff}
.thermal-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding-block:clamp(50px,7vw,85px)}
.thermal .eyebrow{color:var(--ice)}
.thermal h2{font-size:clamp(30px,4.2vw,55px)}
.thermal p:last-child{margin-top:12px;color:#d3deef;font-size:15px}
.model-list{border-top:1px solid #ffffff35}
.model-list div{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid #ffffff35}
.model-list strong{font:700 18px ui-monospace,monospace}
.model-list span{color:#c9d7ed;font-size:14px}
.footer{background:#fff;color:var(--muted)}
.footer-inner{padding-block:22px;display:flex;justify-content:space-between;align-items:center;gap:14px;font-size:12px}
.footer .brand{font-size:19px;color:var(--ink)}
@media(max-width:1080px){.wrap{width:calc(100% - 72px)}.catalog{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:740px){.wrap{width:calc(100% - 40px)}.bar{height:66px;gap:12px}.brand{font-size:20px}.brand img{width:32px;height:32px}nav{gap:15px;font-size:12px}.brand-section,.thermal-grid{grid-template-columns:1fr;gap:25px}.catalog{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.applications-grid{grid-template-columns:1fr}.applications-grid a{min-height:auto}.product-info{padding:12px 10px}.product-info h3{font-size:17px}.product-meta{font-size:10px}}
@media(max-width:430px){.wrap{width:calc(100% - 32px)}.topbar .brand{gap:6px}.topbar .brand small{font-size:7px}nav{gap:10px}.bar{gap:8px}.section-heading{align-items:start;flex-direction:column;gap:9px}.discipline a{grid-template-columns:24px minmax(84px,.72fr) 1fr 14px;gap:7px}.discipline a strong{font-size:14px}.discipline a>span:nth-child(3){font-size:12px}.footer-inner{flex-wrap:wrap}.footer-inner p{order:3;width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.product-image img{transition:none}}


/* Full-width product presentations */
:root{--ink:#202427;--muted:#565e63;--paper:#f5f6f6;--line:#e2e6e6;--blue:#11654e}
html{scroll-padding-top:86px}
.topbar{position:absolute;z-index:5;inset:0 0 auto;background:#101b2a22;border-bottom:1px solid #ffffff22}
.bar{height:78px}
.topbar .brand{gap:9px;font-size:27px;letter-spacing:-.04em}
.topbar .brand b{font-size:22px;font-weight:650}
nav{color:#fff;gap:clamp(20px,4vw,56px)}
nav a:hover,nav summary:hover{color:#dcffed}
.product-nav summary{cursor:pointer;list-style:none;white-space:nowrap}
.product-nav summary::-webkit-details-marker{display:none}
.nav-panel{position:absolute;top:100%;left:0;right:0;display:flex;justify-content:center;flex-wrap:wrap;gap:12px 28px;padding:25px 24px;background:#fff;color:var(--ink);box-shadow:0 12px 35px #081c3124}
.nav-panel a:hover{color:var(--blue)}
.nav-panel a:last-child{font-weight:700;color:var(--blue)}


.hero{position:relative;isolation:isolate;background:#4e7597}
.slide{position:relative;overflow:hidden;color:#fff}
.slide-scope{background:radial-gradient(ellipse at 78% 39%,#c2d9e9 0%,#85a9c6 31%,transparent 60%),linear-gradient(142deg,#2a4059 0%,#5480a3 58%,#243b54 100%)}
.slide-laser{background:radial-gradient(ellipse at 77% 35%,#adcfbd 0%,#719e90 34%,transparent 66%),linear-gradient(135deg,#183a38,#44776e 57%,#22433f)}
.slide-fiber{background:radial-gradient(ellipse at 77% 38%,#c3bec9 0%,#9695a9 36%,transparent 67%),linear-gradient(135deg,#34354c,#6a718d 57%,#3f465f)}
.slide-inner{height:clamp(590px,52vw,780px);position:relative;display:grid;grid-template-columns:1fr 1fr;align-items:center;padding-top:45px}
.slide-copy{position:relative;z-index:2;padding-left:clamp(8px,5.3vw,76px);padding-bottom:14px}
.model{font-size:13px;font-weight:720;letter-spacing:.14em}
.slide-copy h2{font-size:clamp(63px,6.9vw,105px);letter-spacing:-.052em;line-height:1.04;margin:14px 0 18px}
.slide-copy>p:not(.model){font-size:clamp(17px,2vw,25px);font-weight:550}
.pill{display:inline-flex;align-items:center;gap:12px;margin-top:22px;border:1px solid #fff9;padding:8px 17px;border-radius:999px;font-size:14px;background:#142c481a}
.pill:hover{background:#fff;color:#1c3543}
.stage,.feature-art{position:relative;min-width:0;height:100%;isolation:isolate}
.stage:before,.feature-art:before{content:"";position:absolute;bottom:12%;right:0;width:90%;height:8%;background:#0c263e53;filter:blur(26px);border-radius:50%}
.device{position:absolute;inset:10% 2% 9%;filter:drop-shadow(10px 16px 18px #14243548);pointer-events:none}
.device img{width:100%;height:100%;display:block;object-fit:contain}
.carousel-controls{position:absolute;z-index:3;bottom:19px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:8px}
.carousel-controls button{border:0;background:transparent;color:#fff;padding:0}
.carousel-arrow{width:32px;height:36px;font-size:29px;line-height:1;border-radius:50%}
.carousel-arrow:hover{background:#ffffff25}
.carousel-dot{height:32px;width:clamp(38px,9vw,110px);display:grid;place-items:center}
.carousel-dot:before{content:"";height:3px;width:100%;border-radius:4px;background:#ffffff86}
.carousel-dot[aria-current=true]:before{background:#80d5b3}
.features{display:grid;gap:9px;margin-top:9px}
.feature{overflow:hidden;background:#f5f6f7}
.feature-laser{background:#f1f6f1}.feature-fiber{background:#f3f1f6}.feature-probe{background:#f7f4ed}
.feature-inner{display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:clamp(315px,32.7vw,480px);padding-left:clamp(8px,1.7vw,24px)}
.feature-inner>div:first-child{position:relative;z-index:1}
.feature h2{font-size:clamp(30px,3.25vw,52px);letter-spacing:-.05em;margin:8px 0 11px}
.feature .model{color:#3e635c}
.feature p:not(.model){font-size:16px;color:#495357}
.feature-link{display:inline-flex;gap:7px;margin-top:16px;color:#11654e;font-size:15px;font-weight:700}
.feature-link:hover{text-decoration:underline}
.feature-art:before{bottom:13%;background:#54676223}
.feature-art .device{inset:8% 1%;filter:drop-shadow(8px 12px 12px #1a263133)}
.products-section{margin-top:0;background:#fff}
.section-heading h2,.applications h2,.support h2,.brand-section h2,.thermal h2{font-size:clamp(32px,4vw,51px)}
.catalog{gap:18px}.product{background:#f7f8f8;border:0;border-radius:0}
.product-image{background:#eff2f2}
.product-image img{width:100%;height:100%;padding:12px}
.product-info{padding:15px 18px 18px}
.product-meta,.text-link{color:#11654e}
.filters button[aria-pressed=true]{background:#216c55;border-color:#216c55}
.applications-grid a{background:#f2f6f4}
.thermal{background:#edf4f1;color:var(--ink)}
.thermal .eyebrow,.thermal p:last-child,.model-list span{color:var(--muted)}
.model-list,.model-list div{border-color:#d2e1da}
.support{background:#f4f6f5;padding-block:55px 62px}
.support-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:22px}
.support-grid a{position:relative;display:grid;gap:5px;padding:21px 35px 21px 18px;background:white}
.support-grid a:hover{color:var(--blue)}
.support-grid span{font-size:14px;color:var(--muted)}
.support-grid b{position:absolute;right:17px;top:21px}
.footer{background:#172623;color:#cedbd5}
.footer .brand,.footer .text-link{color:#f3f8f5}
@media(max-width:740px){
 .bar{height:65px;gap:9px}.topbar .brand{gap:5px;font-size:18px}.topbar .brand b{font-size:15px}
 nav{gap:12px;font-size:12px}.nav-panel{gap:12px 18px;padding:18px}
 .slide-inner{height:615px;grid-template-columns:1fr;grid-template-rows:auto 1fr;padding-top:100px;padding-bottom:52px}
 .slide-copy{padding:0 0 0 4px}.slide-copy h2{font-size:clamp(47px,9.4vw,66px);margin:10px 0}.slide-copy>p:not(.model){font-size:16px}.model{font-size:11px}
 .stage{height:100%}.stage:before{bottom:3%}.stage .device{inset:2% 0 4%}
 .pill{margin-top:12px;padding:5px 12px}.carousel-controls{bottom:9px}
 .feature-inner{min-height:260px;padding-left:0;grid-template-columns:1.1fr .9fr}.feature h2{font-size:clamp(24px,4.3vw,34px)}.feature p:not(.model){font-size:13px}.feature-link{font-size:13px;margin-top:10px}
 .product-info{padding:10px}.product-image img{padding:7px}.support-grid{grid-template-columns:1fr}
}
@media(max-width:360px){nav{gap:7px;font-size:11px}.topbar .brand{font-size:16px}.topbar .brand b{font-size:14px}}
.nav-end{color:#fff;font-size:13px;white-space:nowrap;border:1px solid #ffffff69;padding:7px 14px;border-radius:999px}
.nav-end:hover{background:#ffffff26}
.slide-copy>p:not(.model){max-width:400px;font-size:clamp(17px,1.55vw,22px)}
.hero-model{position:absolute;bottom:7%;right:0;color:#f1f6fb;font-size:12px;letter-spacing:.08em}
.feature-title{padding-block:36px 22px;text-align:center}
.feature-title h2{font-size:clamp(31px,4vw,52px)}
.brand-section{padding-block:clamp(48px,6.2vw,92px)}
.catalog-page .topbar{position:relative;background:#263e43}
.catalog-page .section-heading h1{font-size:clamp(38px,5.5vw,70px);letter-spacing:-.05em;line-height:1.15;margin-top:10px}
.catalog-page .section-heading{align-items:center}
.catalog-page .products-section{padding-top:clamp(42px,6vw,83px)}
@media(max-width:740px){
 .nav-end{display:none}
 .bar{justify-content:space-between}
 .slide-copy>p:not(.model){font-size:15px;max-width:295px}

 .hero-model{bottom:5%;right:0;font-size:10px}
 .feature-title{padding-block:22px 16px}
 .catalog-page .section-heading{align-items:start}
}
.slide-scope{background:radial-gradient(ellipse at 77% 41%,#c0d7e9 0%,#82a5c1 32%,transparent 64%),linear-gradient(148deg,#263950 0%,#5982a2 60%,#263d53 100%)}

.footer-links{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:18px;padding-block:42px 30px;border-bottom:1px solid #ffffff2b}
.footer-links>div{display:flex;align-items:flex-start;flex-direction:column;gap:8px}
.footer-links strong{color:#f7faf9;font-size:14px;margin-bottom:3px}
.footer-links a:not(.brand),.footer-links p{font-size:13px}
.footer-links a:hover{color:#fff}
.footer-links .brand{gap:6px}
@media(max-width:740px){.footer-links{grid-template-columns:1fr 1fr}}

/* Product centre and endoscope showroom */
.catalog-intro{max-width:650px;margin-top:14px;color:var(--muted)}
.scope-entry,.scope-masthead{background:radial-gradient(ellipse at 82% 45%,#dce8ed,transparent 65%),#eef4f5}
.scope-entry{display:grid;grid-template-columns:1fr 240px;align-items:center;gap:20px;padding:20px clamp(22px,5vw,64px);margin:25px 0 55px;border:1px solid #deeaed;border-radius:12px}
.scope-entry h2{font-size:clamp(27px,4vw,45px)}
.scope-entry p:not(.model){color:var(--muted);margin-top:10px}
.scope-entry span{display:inline-block;margin-top:14px;color:var(--blue);font-weight:700}
.scope-entry img{width:100%;height:205px;object-fit:contain;filter:drop-shadow(4px 8px 10px #172b372b)}
.catalog-subhead{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:18px}
.catalog-subhead h2,.instrument-models h2{font-size:clamp(25px,3.3vw,39px)}
.instrument-models{margin-top:34px}
.model-categories{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));gap:1px;margin-top:18px;background:#dfe7e8;border:1px solid #dfe7e8}
.model-categories>div{background:#f7f9f9;padding:16px}
.model-categories h3{font-size:16px;margin-bottom:6px}
.model-categories p{color:var(--muted);font-size:14px}
.scope-masthead-inner{min-height:398px;display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:22px;padding-block:36px}
.scope-masthead h1{font-size:clamp(43px,7vw,86px);line-height:1.1;letter-spacing:-.065em;margin-top:9px}
.scope-masthead p:not(.eyebrow){color:#43565f;margin-top:14px;max-width:510px}
.scope-masthead img{width:100%;height:320px;object-fit:contain;filter:drop-shadow(8px 14px 15px #20394940)}
.scope-jumps{display:flex;flex-wrap:wrap;gap:8px;margin-top:21px}
.scope-jumps a{padding:8px 15px;border:1px solid #b3cbd0;border-radius:999px;color:#24525a;font-size:14px;font-weight:700}
.scope-jumps a:hover,.scope-entry:hover{border-color:#527c83}
.scope-stories{padding-block:52px 35px}
.scope-group-heading{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:15px}
.scope-group-heading h2{font-size:clamp(28px,4vw,47px);margin-top:0}
.scope-group-heading p{color:var(--muted);font-size:14px}
.scope-posters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
.scope-poster{position:relative;isolation:isolate;overflow:hidden;border-radius:10px;min-height:285px;padding:22px;display:flex;align-items:center;background:#eef4f7}
.scope-poster:first-child{grid-column:span 2;min-height:365px;padding:clamp(26px,6vw,75px);color:white;background:radial-gradient(ellipse at 78% 40%,#53768d,#243c50 55%,#172833)}
.scope-poster.poster-s70{background:#f6eee2}
.poster-copy{position:relative;z-index:1;width:55%}
.poster-copy h2{font-size:clamp(24px,4vw,48px);margin:9px 0 8px;line-height:1.12}
.poster-copy p:not(.model){font-size:14px}
.scope-poster:first-child .feature-link{color:#c7eadf}
.scope-poster img{position:absolute;right:1%;top:9%;width:48%;height:82%;object-fit:contain;filter:drop-shadow(7px 9px 12px #142b3940)}
.scope-finder{display:flex;align-items:center;gap:12px;margin-block:9px 32px}
.scope-finder label{font-size:14px;font-weight:700}
.scope-finder input{font:inherit;font-size:14px;color:inherit;min-width:0;width:min(340px,100%);padding:9px 12px;border:1px solid #cddada;border-radius:6px}
.scope-finder p,.scope-note{font-size:13px;color:var(--muted)}
.scope-group{margin-bottom:42px}
.scope-thumb{width:100%;height:auto;aspect-ratio:1;object-fit:contain;padding:10px;background:#eff3f3}
.scope-note{margin-bottom:35px}
@media(max-width:740px){
 .topbar nav{gap:8px;font-size:11px}
 .topbar nav>a:nth-of-type(2){display:none}
 .scope-entry{grid-template-columns:minmax(0,1fr) minmax(88px,34%);gap:6px;padding:15px;margin-bottom:38px}
 .scope-entry img{height:135px}
 .scope-entry p:not(.model){font-size:13px}
 .scope-entry span{font-size:12px}
 .scope-masthead-inner{min-height:285px;grid-template-columns:minmax(0,1fr) minmax(115px,36%);gap:3px}
 .scope-masthead h1{font-size:clamp(32px,8.5vw,47px)}
 .scope-masthead img{height:185px}
 .scope-masthead p:not(.eyebrow){font-size:13px}
 .scope-jumps a{font-size:12px;padding:5px 8px}
 .scope-group-heading,.catalog-subhead{display:block}
 .scope-group-heading p{margin-top:6px}
 .scope-posters{grid-template-columns:1fr;gap:8px}
 .scope-poster,.scope-poster:first-child{grid-column:auto;min-height:208px;padding:14px}
 .scope-poster p:not(.model){font-size:12px}
 .scope-finder{flex-wrap:wrap;gap:6px}
 .scope-finder input{width:100%}
 .scope-stories{padding-top:33px}
}