/* Shared corporate typography and a restrained optical engineering identity. */
:root{--brand-red:#d92e40;--page-gutter:max(5vw,calc((100vw - 1320px)/2));--red:#e83246;--paper:#f6f7f8}
body,body.subpage{font-family:Arial,'Helvetica Neue','PingFang SC','Microsoft YaHei',sans-serif;-webkit-font-smoothing:antialiased;font-size:17px;line-height:1.75;--red:#e83246;--page-gutter:max(5vw,calc((100vw - 1320px)/2))}
body h1,body.subpage main h1{font-size:clamp(38px,4.8vw,72px);font-weight:500;line-height:1.13;letter-spacing:-.035em;max-width:1000px}
body h2,body.subpage main h2{font-size:clamp(28px,3.1vw,44px);font-weight:500;line-height:1.24;letter-spacing:-.025em}
body h3,body.subpage main h3{font-size:24px;line-height:1.4;font-weight:500;letter-spacing:-.015em}
html[lang=zh-CN] body :is(h1,h2,h3),html[lang=zh-CN] .subpage main :is(h1,h2,h3){letter-spacing:.01em;line-height:1.4}
body .eyebrow,.subpage .eyebrow{font-size:12px;letter-spacing:.12em;font-weight:600;line-height:1.6;margin-bottom:22px}
.nav-wrap{padding-inline:var(--page-gutter);gap:22px}.logo{font-size:26px;letter-spacing:-1px}.nav-wrap nav>ul{gap:22px}nav a,nav button{font-size:12px;letter-spacing:.045em}.dropdown{min-width:280px}.dropdown a{font-size:14px;white-space:normal;line-height:1.5}
.corporate-section{padding:88px var(--page-gutter);background:#f6f7f8;color:#171b22}.corporate-section p{color:#5b626b;font-size:17px;line-height:1.8}.corporate-section .red{color:#bf2034}
.corporate-hero{min-height: min(900px,100svh);padding-inline:var(--page-gutter)}.corporate-hero:before{background:linear-gradient(90deg,#06090dec 5%,#080b10b0 52%,#080b1025)}.corporate-hero .hero-content{max-width:850px}.corporate-hero .hero-content p{max-width:650px;font-size:18px;line-height:1.8;color:#d6dbe2}.corporate-hero .hero-image{object-position:65% center}.hero-actions{display:flex;gap:26px;align-items:center;flex-wrap:wrap;margin-top:34px}.solid-link{display:inline-block;background:#cd293c;color:white;padding:13px 24px;font-size:15px;line-height:1.5;border:1px solid #cd293c}.solid-link:hover{background:#ac1d30}.quiet-link{font-size:15px;border-bottom:1px solid #ffffff80;padding:12px 0}.hero-bottom{left:var(--page-gutter);right:var(--page-gutter);font-size:11px;gap:24px}
.section-heading{display:grid;grid-template-columns:1.1fr 1fr;gap:7vw;align-items:end;margin-bottom:44px}.section-heading p{max-width:580px}.capability-intro .section-heading{align-items:start}.capability-copy p+p{margin-top:20px}.manufacturing-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}.manufacturing-pair img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#fff;display:block}
.business-section{background:#e9ecf0}.business-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.business-card{background:#fff;display:flex;flex-direction:column}.business-card>img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}.business-card>div{padding:30px;display:flex;flex-direction:column;flex:1}.business-card .eyebrow{color:#b32235;margin-bottom:12px}.business-card h3{font-size:24px;margin-bottom:14px}.business-card p{font-size:16px;line-height:1.75;flex:1}.business-card .link{font-size:15px;align-self:start;color:#b32235;gap:18px}
.engineering-proof{background:#11151c;color:white;display:grid;grid-template-columns:1fr 1.05fr;gap:7vw;align-items:center}.proof-image img{width:100%;height:auto;display:block}.engineering-proof p{color:#bfc6d0;margin-top:24px}.proof-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:36px 0;border-top:1px solid #ffffff25;padding-top:26px}.proof-stats strong{font-size:32px;font-weight:400;display:block;color:white;line-height:1.2}.proof-stats span{display:block;font-size:13px;color:#aeb6c0;margin-top:10px}.engineering-proof .link{margin-top:0;color:#fff;font-size:15px}
.delivery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:30px;margin-top:44px}.delivery-grid article{border-top:2px solid #cc293d;padding-top:20px}.delivery-grid small{font-size:12px;color:#9d2636}.delivery-grid h3{font-size:22px;margin:22px 0 14px}.delivery-grid p{font-size:16px}.corporate-news{padding-top:0}.corporate-news>a{border-top:1px solid #c9cdd3;padding-top:22px;display:flex;justify-content:space-between;gap:25px;font-size:16px}.corporate-news>a span:last-child{color:#ac2032;white-space:nowrap}
.statement,.subpage .statement{padding:80px var(--page-gutter);background:#171c24}.statement h2{max-width:900px}.statement .cta{margin-top:32px;align-items:center}.footer{padding-inline:var(--page-gutter)}.footer h3{font-size:14px;letter-spacing:.03em}.footer p,.footer a:not(.logo){font-size:14px}.footer-top{gap:30px}.footer-bottom{font-size:12px}
.subpage .section{padding:72px var(--page-gutter)}.subpage .product-hero{min-height:580px;padding:135px var(--page-gutter) 80px}.subpage .product-hero h1{font-size:clamp(38px,4.8vw,68px);max-width:1000px}.subpage .product-hero p{font-size:18px;max-width:690px;line-height:1.8}.subpage main :is(.pixel-copy,.hud-copy,.assembly-article,.company-story-copy,.glass-editorial-copy,.cam-story-copy,.article-body,.case-museum-copy,.philosophy-copy,.philosophy-chapter,.philosophy-value,.milestone-intro,.milestone-copy) :is(p,li){font-size:17px;line-height:1.85}.subpage main :is(.pixel-copy,.hud-copy,.company-story-copy) p:first-of-type{font-size:17px;line-height:1.85}.subpage .assembly-article{max-width:1000px}.subpage .assembly-article .assembly-title{font-size:clamp(28px,3vw,42px);margin-bottom:40px}.subpage main :is(.pixel-photo,.hud-figure,.cam-photo,.glass-editorial-row figure,.company-factory,.article-photo,.assembly-photo) img{border-radius:2px;max-height:540px;object-fit:contain}.subpage .cam-photo{max-width:780px;margin:40px auto}.subpage .cam-photo img{max-height:500px}
.subpage .division-hero:before{background:linear-gradient(90deg,#06090df0,#080c1290)}.subpage .division-hero .solid-link{margin-top:28px}.subpage .corporate-section{background:#f6f7f8;color:#171b22}.subpage .corporate-section :is(h2,h3,strong){color:#171b22}.subpage .corporate-section p{color:#5b626b}.subpage .corporate-section .red{color:#b52436}.portfolio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}.portfolio-card{background:white;border:1px solid #dce0e4;display:flex;flex-direction:column;transition:transform .2s,border-color .2s;min-width:0}.portfolio-card:hover{transform:translateY(-4px);border-color:#b72436}.portfolio-photo{height:220px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}.portfolio-photo img{width:100%;height:100%;object-fit:contain}.portfolio-info{padding:26px;display:flex;flex-direction:column;flex:1}.portfolio-info .eyebrow{font-size:11px;margin-bottom:12px;color:#8a3340}.portfolio-info h3{font-size:22px;margin-bottom:16px}.portfolio-info p{font-size:15px;line-height:1.75;flex:1}.portfolio-action{font-size:14px;color:#b52436;margin-top:24px}.portfolio-type{background:#1b2330;color:#fff;padding:35px;justify-content:start;font-size:28px;line-height:1.4;letter-spacing:.06em}
@media(min-width:1201px){.drop:hover>.dropdown,.drop:focus-within>.dropdown{display:block}}
@media(max-width:1100px){.business-grid,.portfolio-grid{gap:18px}.business-card>div,.portfolio-info{padding:22px}.engineering-proof{gap:40px}.proof-stats strong{font-size:26px}.delivery-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.corporate-section,.subpage .corporate-section{padding:58px 6vw}.section-heading,.engineering-proof{grid-template-columns:1fr;gap:28px}.business-grid,.portfolio-grid{grid-template-columns:1fr}.business-card>img{aspect-ratio:16/9}.portfolio-card{display:grid;grid-template-columns:.85fr 1.15fr}.portfolio-photo{height:100%;min-height:220px}.corporate-hero{min-height:760px;min-height:95svh;padding:145px 6vw 120px}.hero-bottom>span{max-width:58%;font-size:9px}.hero-bottom>a{font-size:12px}.corporate-hero .hero-content p{font-size:17px}.manufacturing-pair{gap:14px}.engineering-proof .proof-image{max-width:680px}.corporate-news>a{flex-direction:column;gap:12px}.corporate-news{padding-top:10px}.subpage .product-hero{min-height:500px;padding:115px 6vw 65px}.subpage main h1,.subpage .product-hero h1{font-size:38px}.subpage .section{padding:56px 6vw}.subpage main h2{font-size:30px}.subpage main h3{font-size:23px}.statement,.subpage .statement{padding:60px 6vw}.statement .cta{align-items:start;flex-direction:column}.proof-stats{gap:12px}.proof-stats span{font-size:12px}}
@media(max-width:480px){.portfolio-card{display:flex}.portfolio-photo{height:220px;min-height:0}.manufacturing-pair{grid-template-columns:1fr}.delivery-grid{gap:26px 20px}.delivery-grid h3{font-size:20px}.delivery-grid p{font-size:15px}.hero-actions{gap:18px}.corporate-hero h1{font-size:36px}.proof-stats strong{font-size:26px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.portfolio-card{transition:none}}

body .home-hero.corporate-hero h1{font-size:clamp(38px,4.8vw,72px);line-height:1.2;max-width:1000px}
@media(max-width:480px){body .home-hero.corporate-hero h1{font-size:34px;line-height:1.35}}

/* Two-tone wordmark, retaining the existing typeface and sizing. */
.logo{white-space:nowrap}.logo .logo-alpha{color:var(--red);font-weight:700}.logo .logo-optik{color:#fff;font-family:inherit;font-weight:300}

/* Privacy: a quiet, numbered document with a persistent contents column. */
.privacy-page{background:#080809}
.privacy-page main{padding-top:86px}
.privacy-hero{padding:66px var(--page-gutter) 72px}
.privacy-page main .privacy-hero h1{font-size:clamp(44px,6vw,82px);font-weight:400;line-height:1.15;margin-bottom:26px}
.privacy-page main .privacy-intro{font-size:clamp(18px,1.7vw,23px);max-width:880px;line-height:1.7}
.privacy-page main .privacy-date{font-size:13px;color:#96969f;margin-top:24px}
.privacy-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(40px,6vw,90px);padding:24px var(--page-gutter) 100px;max-width:1600px;margin:auto;align-items:start}
.privacy-contents{position:sticky;top:125px}
.privacy-contents ol{list-style:none;margin:0;padding:0}
.privacy-contents li{margin:0 0 18px}
.privacy-contents a{font-size:14px;line-height:1.6;color:#aaaab3;display:inline-block}
.privacy-contents a:hover,.privacy-contents a:focus-visible{color:#fff}
.privacy-section{scroll-margin-top:115px;margin:0 0 64px;padding:0 0 54px;border-bottom:1px solid #ffffff20}
.privacy-section:last-child{border:0;padding-bottom:0;margin-bottom:0}
.privacy-number{display:block;color:var(--red);font-size:12px;letter-spacing:.1em;margin-bottom:18px}
.privacy-page main .privacy-section h2{font-size:clamp(26px,2.7vw,38px);font-weight:400;margin:0 0 24px;line-height:1.3}
.privacy-page main .privacy-section h3{font-size:20px;font-weight:500;margin:28px 0 14px}
.privacy-page main .privacy-section :is(p,li){font-size:16px;line-height:1.9;color:#babac3;max-width:none}
.privacy-section p+p{margin-top:20px}
.privacy-section ul{padding-left:22px;margin:20px 0}
.privacy-section li+li{margin-top:12px}
.privacy-section address{font-style:normal;margin-top:26px}
.privacy-section address a{color:var(--red);font-size:19px;display:inline-block;margin-top:12px;overflow-wrap:anywhere}
.footer-bottom>a:last-child:hover{color:var(--red)}
@media(max-width:800px){.privacy-page main{padding-top:74px}.privacy-hero{padding:46px 6vw 40px}.privacy-layout{grid-template-columns:1fr;gap:44px;padding:0 6vw 64px}.privacy-contents{position:static;border-block:1px solid #ffffff20;padding:26px 0 10px}.privacy-contents ol{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.privacy-contents a{font-size:13px}.privacy-section{margin-bottom:38px;padding-bottom:38px}.privacy-page main .privacy-section :is(p,li){font-size:16px}.footer-bottom{flex-wrap:wrap;gap:16px 24px}.footer-bottom>span:first-child{max-width:100%}}

.privacy-contact-list{display:grid;gap:22px;margin-top:28px}.privacy-contact-list>div{display:flex;flex-direction:column;align-items:flex-start;gap:4px}.privacy-contact-list span{font-size:13px;color:#aaaab3}.privacy-contact-list a{margin-top:0}.privacy-page main .privacy-operator{color:#fff;font-size:18px}

/* Keep the copyright and legal link equal in the footer. */
.footer .footer-bottom,.footer .footer-bottom a:not(.logo){font-size:13px;line-height:1.6}

/* Product-specific contact channels. */
.contact-channels{margin:32px 0;max-width:520px}.contact-channel{padding:18px 0;border-top:1px solid #ffffff25}.contact-channel:last-child{border-bottom:1px solid #ffffff25}.contact-channel>span{display:block;color:#aaaab3;font-size:13px;letter-spacing:.04em}.subpage .contact-channel .link{display:inline-block;margin:4px 0 0;padding:0;font-size:clamp(18px,1.7vw,22px);line-height:1.6;overflow-wrap:anywhere}

/* Brand signature in the shared footer. */
.footer .brand-tagline{margin:18px 0 8px;color:#f5f5f7;font-size:16px;font-weight:500;letter-spacing:.08em;line-height:1.4}.footer .brand-descriptor{max-width:260px;color:#aaa;font-size:14px;line-height:1.7}

.footer .brand-descriptor span{white-space:nowrap}

/* In-cabin projection: generous, readable chapters in both languages. */
.subpage .cabin-hero{min-height:610px;padding-top:150px;padding-bottom:84px}
.subpage .cabin-hero .hero-content{max-width:1000px}
.subpage .cabin-hero h1{max-width:950px;font-size:clamp(38px,4.7vw,66px);line-height:1.15}
.subpage .cabin-hero .cabin-slogan{font-size:clamp(18px,1.8vw,24px);font-weight:400;line-height:1.6;max-width:none;margin-top:26px}
.subpage .cabin-hero .hero-image{opacity:.5}
.cabin-article{background:#101012}
.subpage .cabin-intro{padding-top:72px;padding-bottom:72px}
.cabin-opening{max-width:920px}
.subpage main .cabin-opening p{font-size:19px;line-height:1.85;max-width:none;color:#dedee3;margin:0}
.subpage main .cabin-opening p+p{margin-top:24px}
.subpage .cabin-chapter{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.45fr);column-gap:clamp(40px,7vw,100px);border-top:1px solid #ffffff1c}
.subpage main .cabin-chapter h2{font-size:clamp(27px,2.65vw,38px);line-height:1.3;margin:0;max-width:440px;scroll-margin-top:16px}
.subpage main .cabin-copy p{font-size:17px;line-height:1.9;max-width:none;margin:0;color:#c1c1c8}
.subpage main .cabin-copy p+p{margin-top:24px}
.subpage main .cabin-copy .cabin-closing{margin-top:32px}
.cabin-copy{max-width:760px;min-width:0}
#cabin-overview{scroll-margin-top:16px}
@media(max-width:800px){.subpage .cabin-hero{min-height:560px;padding:125px 6vw 64px}.subpage .cabin-hero h1{font-size:38px}.subpage .cabin-hero .cabin-slogan{font-size:19px}.subpage .cabin-intro{padding:48px 6vw}.subpage main .cabin-opening p{font-size:17px}.subpage .cabin-chapter{grid-template-columns:1fr;gap:28px}.subpage main .cabin-chapter h2{font-size:28px;max-width:620px}.subpage main .cabin-copy p{font-size:16px;line-height:1.9}.subpage main .cabin-copy p+p{margin-top:22px}}
@media(max-width:480px){.subpage .cabin-hero h1{font-size:34px}.subpage .cabin-hero .eyebrow{font-size:11px;letter-spacing:.07em}.subpage main .cabin-chapter h2{font-size:26px}}

/* Scene images stay close to their corresponding cabin and outdoor copy. */
.cabin-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,384px));gap:24px;margin:30px 0;align-items:start}
.cabin-gallery-single{grid-template-columns:minmax(0,384px)}
.cabin-scene{margin:0;min-width:0}
.cabin-scene-frame{width:100%;aspect-ratio:16/9;background:#080809;overflow:hidden}
.cabin-scene img{display:block;width:100%;height:100%;object-fit:contain}
.subpage main .cabin-scene figcaption{font-size:12px;line-height:1.7;color:#a0a0aa;margin:12px 0 0}
@media(max-width:600px){.cabin-gallery{grid-template-columns:minmax(0,384px);gap:26px;margin:26px 0}.subpage main .cabin-scene figcaption{margin-top:10px}}

/* Contact content clears the fixed global navigation without a page bar. */
.subpage .section.contact-main{padding-top:120px}
@media(max-width:800px){.subpage .section.contact-main{padding-top:110px}}