/* Shared visual system inspired by the supplied COROS reference. */
:root{--ink:#151515;--muted:#666;--line:#dedede;--soft:#f5f5f5;--blue:#181818;--blue-dark:#080808;--cyan:#aaa;--green:#333}
body{background:#fff;color:var(--ink);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #4679a9;outline-offset:5px}img{max-width:100%}[hidden]{display:none!important}section[id]{scroll-margin-top:90px}.top-strip{display:none}.site-header{height:72px;padding:0 6.4%;gap:28px;background:#fff;border:0;backdrop-filter:none;align-items:center;flex-wrap:nowrap;z-index:50}.brand{min-width:235px;gap:10px}.brand-logo{width:42px;height:42px;box-shadow:none;border-radius:0;object-fit:contain}.brand strong{font-size:19px;letter-spacing:1px}.brand small{font-size:10px;letter-spacing:1px;color:#777;margin-top:4px}.nav{gap:28px;flex:1;justify-content:center;font-size:14px;font-weight:700;color:#111;overflow:visible;flex-wrap:nowrap}.nav-group{padding:24px 0;display:flex;align-items:center;gap:4px;white-space:nowrap}.nav a:hover{color:#777}.nav a[aria-current=page]{text-decoration:underline;text-underline-offset:9px}.nav-disclosure{background:none;border:0;padding:5px;cursor:pointer;font-size:12px}.nav-menu{min-width:215px;top:100%;left:-20px;border-radius:0;box-shadow:0 12px 24px #0001;border:1px solid #eee;padding:12px 0;font-weight:400}.nav-menu:before{display:none}.nav-menu a{padding:13px 20px}.nav-menu a:hover{background:#f4f4f4;color:#111}.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu,.nav-group.open .nav-menu{display:block}.header-actions{gap:16px;align-items:center}.ghost-btn,.lang-btn{border:0;padding:0;min-height:44px;font-size:12px;border-radius:0;background:none;white-space:nowrap}.lang-btn{font-weight:bold;border-left:1px solid #ddd;padding-left:16px}.mobile-menu-toggle{display:none;border:0;background:none;font-size:13px;min-height:44px;padding:8px}.primary-btn,.secondary-btn{display:inline-flex;align-items:center;justify-content:center;border-radius:0;min-height:46px;padding:0 26px;font-weight:500;border:1px solid #181818;transition:background .2s,color .2s}.primary-btn{background:#181818;color:#fff}.primary-btn:hover{background:#444}.secondary-btn{background:transparent;color:#181818}.secondary-btn:hover{background:#181818;color:#fff}.eyebrow{color:#777;font-size:12px;letter-spacing:2px;font-weight:600}.section{padding:88px 6.4%}h1,h2{letter-spacing:-1px;font-weight:800}h2{font-size:clamp(28px,3vw,44px);line-height:1.3}h3{line-height:1.5}p{color:#666;line-height:1.9}.feature-grid,.case-grid{gap:28px}.feature-grid article,.case-grid article{border:0;border-top:1px solid #cfcfcf;padding:28px 0;background:transparent;border-radius:0}.product-card{border:0;border-radius:0;background:#f5f5f5;padding:30px;box-shadow:none;min-width:0}.product-card:hover{box-shadow:none;transform:translateY(-3px)}.product-card img{height:255px!important;margin:10px 0 28px;mix-blend-mode:multiply}.product-card h3{font-size:20px}.product-card a{color:#111;font-weight:500;text-decoration:underline;text-underline-offset:6px}.product-photo,.photo-gallery img,.case-grid article img{background:#f3f3f3;border:0;border-radius:0}.product-tag{background:#e8e8e8;color:#333;border-radius:0}.process{background:#151515}.process .eyebrow,.process p{color:#bbb}.steps{gap:32px}.steps li{border-radius:0;border:0;border-top:1px solid #888;padding:24px 0;background:transparent}.steps span{color:#999}.factory-band,.factory-gallery-section,.factory-real-gallery{background:#f5f5f5}.factory-grid article{border:0;border-top:1px solid #ccc;border-radius:0;background:transparent;padding:22px 0}.factory-grid strong{color:#444}.factory-grid span{color:#222}.factory-photo,.photo-gallery figure{border:0;border-radius:0}.cert-list span{border-radius:0;color:#333;font-size:21px}.capability-list article{border-top:1px solid #999}.contact-form input,.contact-form textarea,.contact-form select,.admin-card input,.admin-card textarea,.admin-card select{border-radius:0;background:#fafafa}.contact-form{padding:32px;background:#f4f4f4}.contact-form label{display:grid;gap:8px;font-size:13px}.contact-form .form-status{font-size:13px;margin:0}.admin-panel{z-index:80}.admin-card{padding:34px}.admin-card h2{font-size:28px}.upload-item{border-radius:0}.floating-contact{right:18px;bottom:20px;gap:1px;z-index:45}.floating-contact>a,.floating-contact>button{width:58px;min-height:52px;background:#171717;color:white;border-radius:0;font-size:11px;padding:9px 4px}.floating-contact>*>span:first-child{display:none}.qr-popover{right:68px;border-radius:0}.qr-popover p{color:#333}.site-footer{display:block;background:#131313;color:#aaa;border:0;padding:60px 6.4% 24px}.footer-top{display:flex;justify-content:space-between;gap:32px;padding-bottom:40px;border-bottom:1px solid #363636}.footer-top strong{font-size:21px}.footer-top p{color:#999;font-size:13px;margin-bottom:0}.footer-mail{color:#eee;align-self:center;font-size:16px}.footer-columns{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px;padding:38px 0;width:100%}.footer-columns strong{font-size:14px;color:#fff;margin-bottom:18px}.footer-columns a{display:block;font-size:12px;color:#aaa;margin:12px 0;line-height:1.7}.footer-columns a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #363636;padding-top:24px;font-size:11px;line-height:1.8}.footer-bottom span{max-width:70%}.footer-tools{display:flex;gap:20px}.footer-tools button{background:none;border:0;color:#aaa;cursor:pointer;font-size:11px}.skip-link{position:fixed;top:-100px;left:20px;z-index:100;background:#fff;padding:12px}.skip-link:focus{top:8px}
/* Home: one dominant product per slide, followed by large editorial tiles. */
.coros-hero{height:calc(100svh - 72px);min-height:660px;max-height:1000px;position:relative;background:#202526;overflow:hidden;color:white}.hero-slide{position:absolute;inset:0;visibility:hidden;opacity:0;transition:opacity .6s ease,visibility .6s}.hero-slide.is-active{visibility:visible;opacity:1}.hero-landscape{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:grayscale(1) brightness(.5);object-position:50% 60%}.hero-slide:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#05070815 35%,#060809b8 100%);pointer-events:none}.hero-slide[data-tone=ring]{background:#17191c}.hero-slide[data-tone=band]{background:#29353a}.hero-slide[data-tone=ring] .hero-landscape{opacity:.35;filter:grayscale(1) brightness(.4)}.hero-slide[data-tone=band] .hero-landscape{opacity:.65;filter:grayscale(.8) brightness(.55)}.hero-object{position:absolute;top:3%;left:50%;transform:translateX(-50%);width:min(600px,48vw);height:61%;object-fit:contain;filter:drop-shadow(0 24px 24px #0007);z-index:1}.hero-slide[data-tone=ring] .hero-object{top:4%;height:58%;width:min(530px,45vw)}.hero-slide[data-tone=band] .hero-object{top:4%;height:58%;width:min(530px,45vw)}.hero-caption{position:absolute;bottom:13%;left:7%;right:7%;text-align:center;z-index:2}.hero-caption .eyebrow{color:#ddd;font-size:11px;letter-spacing:4px;margin-bottom:12px}.hero-caption h1,.hero-caption h2{max-width:none;font-size:clamp(36px,4.2vw,76px);line-height:1.2;letter-spacing:1px;color:white;margin:0 0 14px}.hero-caption p{color:#eee;font-size:17px;margin-bottom:23px;line-height:1.6}.hero-caption .hero-actions{justify-content:center;margin-top:0;gap:14px}.hero-caption a{min-width:154px;min-height:43px;border:1px solid #fff;color:#fff;padding:10px 24px;font-size:13px;transition:.2s}.hero-caption a:hover{background:white;color:#111}.hero-controls{position:absolute;left:6.4%;right:6.4%;bottom:27px;display:flex;align-items:center;justify-content:center;z-index:3}.hero-dots{display:flex;gap:9px}.hero-dots button{width:72px;height:26px;padding:10px 0;background:none;border:0;cursor:pointer}.hero-dots button:after{content:"";display:block;height:2px;background:#ffffff55}.hero-dots button[aria-current=true]:after{background:#fff}.hero-controls-right{position:absolute;right:0;display:flex;gap:7px}.hero-control{width:36px;height:34px;border:0;color:#fff;background:#0004;cursor:pointer;font-size:18px}.hero-control[data-action=pause]{font-size:11px;width:46px}.home-products{padding:65px 6.4% 80px}.home-section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}.home-section-heading h2{font-size:29px;margin:0}.text-link{font-size:14px;border-bottom:1px solid #aaa;padding:6px 0;white-space:nowrap}.showcase-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.showcase-tile{position:relative;min-height:470px;aspect-ratio:1.42;background:#171a1c;overflow:hidden;display:flex;align-items:flex-end;color:#fff}.showcase-tile:nth-child(2){background:#292b2b}.showcase-tile:nth-child(3){background:#25343b}.showcase-tile:nth-child(4){background:#eee;color:#111}.showcase-tile img{position:absolute;top:5%;left:23%;width:62%;height:70%;object-fit:contain;transition:transform .6s;filter:drop-shadow(0 20px 15px #0004)}.showcase-tile:hover img{transform:scale(1.045)}.showcase-tile .tile-copy{position:relative;z-index:1;padding:30px;width:100%;background:linear-gradient(0deg,#0007,transparent)}.showcase-tile:nth-child(4) .tile-copy{background:linear-gradient(0deg,#eeef,transparent)}.showcase-tile small{font-size:10px;letter-spacing:2px}.showcase-tile h3{font-size:27px;margin:7px 0 0;color:inherit}.showcase-tile p{color:#d7d7d7;font-size:13px;margin:4px 0 16px}.showcase-tile:nth-child(4) p{color:#666}.tile-link{display:inline-block;border:1px solid currentColor;padding:9px 26px;font-size:12px}.story-section{padding:70px 6.4% 85px;background:#f4f4f4}.story-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.story-card{display:block}.story-card img{width:100%;aspect-ratio:1.5;object-fit:cover;filter:saturate(.6);display:block;margin-bottom:23px}.story-card small{font-size:10px;letter-spacing:2px;color:#666}.story-card h3{font-size:21px;margin:9px 0}.story-card p{font-size:13px;margin-bottom:12px}.story-card span{font-size:12px;text-decoration:underline;text-underline-offset:5px}.home-manufacturing{display:grid;grid-template-columns:1.1fr 1fr;min-height:560px;background:#191919;color:#fff}.home-manufacturing>img{width:100%;height:100%;object-fit:cover;filter:saturate(.35);min-height:560px}.home-manufacturing>div{padding:70px 12%;align-self:center}.home-manufacturing h2{font-size:clamp(30px,3vw,46px);margin-bottom:22px}.home-manufacturing p{color:#bbb;font-size:14px}.home-manufacturing .eyebrow{color:#999}.home-manufacturing .secondary-btn{border-color:#ccc;color:#fff;margin-top:20px}.factory-numbers{display:flex;gap:30px;margin:30px 0}.factory-numbers strong{display:block;font-size:28px}.factory-numbers span{font-size:10px;color:#999}.home-cta{text-align:center;padding:90px 24px}.home-cta h2{font-size:clamp(27px,3.2vw,46px)}.home-cta p{font-size:14px;margin-bottom:28px}.category-filters{display:flex;gap:24px;flex-wrap:wrap;padding:20px 0;border-bottom:1px solid #ccc;margin-bottom:35px}.category-filters a{padding:10px 0;color:#777;font-size:14px}.category-filters a[aria-current=page]{color:#111;border-bottom:2px solid #111;font-weight:700}.catalog-count{font-size:12px;color:#888;margin:20px 0}.catalog-header{display:flex;justify-content:space-between;align-items:baseline;gap:16px}.catalog-header h2{font-size:30px}.product-detail-main{max-width:1180px;margin:0 auto;padding:60px 30px 90px}.detail-breadcrumb{display:block;font-size:12px;color:#777;margin-bottom:40px}.detail-overview{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center;margin-bottom:60px}.detail-overview img{width:100%;height:420px;object-fit:contain;background:#f4f4f4;padding:35px}.detail-overview h1{font-size:38px;line-height:1.4}.detail-table{border-collapse:collapse;width:100%;font-size:14px}.detail-table caption{text-align:left;font-size:25px;font-weight:700;margin-bottom:24px}.detail-table th,.detail-table td{text-align:left;padding:17px 22px;border-bottom:1px solid #ddd;line-height:1.7;overflow-wrap:anywhere}.detail-table th{width:30%;background:#f5f5f5}.detail-note{font-size:12px;background:#f4f4f4;padding:24px;margin-top:30px}.detail-empty{padding:80px 0}.product-detail-main .primary-btn{color:white}.product-detail-main .eyebrow{font-size:11px}.product-detail-main h1{letter-spacing:0}
@media(min-width:1600px){.hero-object{height:65%;top:2%}.hero-caption{bottom:10%}.showcase-tile{min-height:570px}}
@media(max-width:1200px){.site-header{padding:0 3%;gap:18px}.brand{min-width:200px}.brand strong{font-size:16px}.nav{gap:14px;font-size:13px}.header-actions{gap:10px}.showcase-tile{min-height:390px}.hero-caption h1,.hero-caption h2{font-size:52px}}
@media(max-width:980px){.site-header{height:68px;padding:0 22px;justify-content:space-between}.brand{min-width:0}.header-actions{margin-left:auto}.mobile-menu-toggle{display:block}.nav{display:none;position:absolute;top:68px;left:0;right:0;background:white;padding:15px 24px 30px;max-height:calc(100svh - 68px);overflow-y:auto;border-top:1px solid #ddd;box-shadow:0 16px 25px #0001}.nav.mobile-open{display:block}.nav-group{padding:16px 0;border-bottom:1px solid #eee;display:flex;flex-wrap:wrap;justify-content:space-between}.nav-group>a{font-size:16px}.nav-disclosure{width:44px;min-height:28px}.nav-menu{position:static;flex-basis:100%;width:100%;box-shadow:none;border:0;padding:12px 0 0;display:none!important}.nav-group.open .nav-menu{display:block!important}.nav-menu a{font-size:13px;padding:12px 10px;white-space:normal}.coros-hero{height:calc(100svh - 68px);min-height:620px;max-height:900px}.hero-object{width:65vw;height:58%;top:4%}.hero-slide[data-tone=ring] .hero-object,.hero-slide[data-tone=band] .hero-object{width:60vw}.hero-caption{bottom:13%}.hero-caption h1,.hero-caption h2{font-size:40px}.hero-caption p{font-size:14px}.hero-controls{left:24px;right:24px}.hero-dots button{width:45px}.hero-controls-right{right:0}.section{padding:65px 6%}.showcase-tile{min-height:360px;aspect-ratio:auto}.showcase-tile .tile-copy{padding:22px}.showcase-tile h3{font-size:22px}.story-grid{gap:18px}.home-manufacturing{grid-template-columns:1fr 1fr;min-height:460px}.home-manufacturing>img{min-height:460px}.home-manufacturing>div{padding:40px 8%}.factory-numbers{gap:18px}.factory-numbers strong{font-size:23px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-columns{grid-template-columns:repeat(3,minmax(0,1fr))}.detail-overview{gap:30px}.detail-overview h1{font-size:30px}}
@media(max-width:640px){.site-header{height:64px;padding:0 16px;gap:10px}.brand-logo{width:33px;height:33px}.brand strong{font-size:14px;letter-spacing:0}.brand small{display:none}.header-actions{gap:12px}.lang-btn{padding-left:0;border:0;font-size:11px}.header-actions .ghost-btn{display:none}.nav{top:64px;max-height:calc(100svh - 64px)}.coros-hero{height:calc(100svh - 64px);min-height:620px;max-height:800px}.hero-object{width:90%;height:49%;top:6%}.hero-slide[data-tone=ring] .hero-object,.hero-slide[data-tone=band] .hero-object{width:80%;height:48%;top:6%}.hero-caption{bottom:15%;left:20px;right:20px}.hero-caption .eyebrow{font-size:9px;letter-spacing:2px}.hero-caption h1,.hero-caption h2{font-size:31px;letter-spacing:0;margin-bottom:12px}.hero-caption p{font-size:12px;margin-bottom:20px}.hero-caption .hero-actions{gap:10px}.hero-caption a{min-width:125px;padding:11px 16px;font-size:12px}.hero-controls{justify-content:flex-start;bottom:21px}.hero-dots button{width:42px}.hero-controls-right{gap:4px}.hero-control{width:30px;height:32px}.hero-control[data-action=pause]{width:40px}.home-products{padding:42px 18px}.home-section-heading{gap:12px;margin-bottom:22px}.home-section-heading h2{font-size:23px}.text-link{font-size:11px}.showcase-grid{grid-template-columns:1fr;gap:16px}.showcase-tile{min-height:420px}.showcase-tile img{top:4%;height:70%;width:72%;left:17%}.showcase-tile h3{font-size:25px}.showcase-tile .tile-copy{padding:25px}.story-section{padding:45px 18px}.story-grid{grid-template-columns:1fr;gap:34px}.story-card img{aspect-ratio:1.65;margin-bottom:16px}.home-manufacturing{grid-template-columns:1fr}.home-manufacturing>img{height:280px;min-height:0}.home-manufacturing>div{padding:40px 24px 50px}.factory-numbers{gap:30px}.home-cta{padding:60px 24px}.home-cta h2{font-size:28px}.section{padding:48px 20px}.feature-grid,.case-grid,.steps,.cert-list,.photo-gallery,.factory-real-gallery,.factory-grid{grid-template-columns:1fr}.product-grid{grid-template-columns:1fr}.product-card{padding:25px;min-height:420px}.category-filters{gap:18px}.category-filters a{font-size:12px}.catalog-header h2{font-size:24px}.contact-form{padding:22px}.floating-contact{right:10px;bottom:12px}.floating-contact>a,.floating-contact>button{width:44px;min-height:42px;font-size:10px}.qr-popover{right:55px;width:180px}.site-footer{padding:40px 22px 24px}.footer-top{flex-direction:column;gap:16px;padding-bottom:28px}.footer-top strong{font-size:17px}.footer-mail{align-self:flex-start;font-size:13px}.footer-columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;padding:25px 0}.footer-bottom{flex-direction:column;gap:15px;padding-right:35px}.footer-bottom span{max-width:none}.footer-tools{flex-wrap:wrap}.product-detail-main{padding:35px 20px 60px}.detail-overview{grid-template-columns:1fr;gap:30px;margin-bottom:40px}.detail-overview img{height:300px}.detail-overview h1{font-size:29px}.detail-table th,.detail-table td{padding:14px 10px;font-size:12px}.detail-table th{width:34%}.detail-table caption{font-size:22px}.detail-note{padding:18px}.certs,.contact,.split,.factory-band,.global-map{gap:28px}.cert-list{grid-template-columns:repeat(2,1fr)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}