/* CrestVane 2026 — public manufacturing website */
:root{color-scheme:dark;--bg:#08090b;--panel:#101216;--panel2:#15181d;--ink:#f3f1ec;--muted:#b5b6bb;--soft:#8e9198;--line:#ffffff24;--accent:#d7d2c9;--max:1280px;--serif:Georgia,"Times New Roman","Songti SC","SimSun",serif;--sans:Arial,"Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 var(--sans);-webkit-font-smoothing:antialiased}img{display:block;width:100%;object-fit:cover}a{color:inherit;text-decoration:none}button,summary{font:inherit;color:inherit}.skip{position:fixed;left:20px;top:-80px;z-index:999;background:#fff;color:#111;padding:10px 14px}.skip:focus{top:10px}h1,h2,h3,p,figure{margin:0}h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.035em;text-wrap:balance}h1{font-size:clamp(48px,6.5vw,96px);line-height:1.02}h2{font-size:clamp(34px,4.2vw,62px);line-height:1.12}h3{font-size:23px;line-height:1.35;font-weight:400}p{color:var(--muted);margin-top:18px}.eyebrow{margin:0 0 22px;font-size:12px;line-height:1.4;letter-spacing:.22em;text-transform:uppercase;color:var(--accent)}.lead{font-size:19px;line-height:1.8;max-width:760px;color:#d0d0d4}.wrap,.section,.footer-grid,.footer-bottom,.solution-grid,.home-platform{max-width:var(--max);margin-inline:auto}.section{padding:96px 0}.muted-note{font-size:12px;color:#8f9095;line-height:1.7}.button{display:inline-flex;gap:18px;align-items:center;justify-content:space-between;min-height:52px;padding:14px 22px;border:1px solid #ece8e0;background:#ece8e0;color:#111318;font-size:14px}.button.secondary{background:transparent;color:#f1f0ec;border-color:#ffffff70}.button:hover{background:#fff}.button.secondary:hover{background:#ffffff12}.text-link{display:inline-flex;gap:12px;align-items:center;border-bottom:1px solid #ffffff55;padding-bottom:6px;font-size:14px}.actions{display:flex;flex-wrap:wrap;gap:18px;margin-top:38px}
header{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:34px;min-height:92px;padding:18px 4%;background:#090a0ce8;border-bottom:1px solid var(--line);backdrop-filter:blur(20px)}.page-home header{position:absolute;left:0;right:0;background:linear-gradient(#08090be6,transparent);border:0;backdrop-filter:none}.brand{display:flex;align-items:center;gap:12px;margin-right:auto}.brand-mark{width:38px;height:38px;filter:grayscale(1)}.brand-name{font-size:19px;letter-spacing:.21em;line-height:1.1}.brand-name small{display:block;margin-top:5px;font-size:7.5px;letter-spacing:.12em;color:#b6b6bb}.menu{display:none;background:none;border:0}.nav{display:flex;gap:24px;align-items:center}.nav a{font-size:14px;color:#d9d9dd;position:relative}.nav a:after{content:"";position:absolute;left:0;bottom:-8px;width:0;height:1px;background:#fff;transition:.25s}.nav a:hover:after,.nav a[aria-current="page"]:after{width:100%}.language-picker{position:relative}.language-picker summary{list-style:none;border:0;border-left:1px solid #ffffff30;padding-left:18px;font-size:13px;cursor:pointer}.language-picker summary::-webkit-details-marker{display:none}.language-options{position:absolute;right:0;top:38px;min-width:150px;padding:8px;background:#111318;border:1px solid #ffffff25}.language-options a{display:block;padding:9px 11px;font-size:13px}.language-options a:hover,.language-options a[aria-current="true"]{background:#ffffff0d}
.home-hero{position:relative;min-height:880px;height:100svh;display:flex;align-items:center;isolation:isolate;overflow:hidden;border-bottom:1px solid var(--line)}.hero-visual{position:absolute;inset:0;z-index:-2}.hero-visual img{height:100%;object-position:68% 55%;filter:saturate(.5) brightness(.68)}.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#08090bf0 0%,#08090bbb 34%,#08090b18 72%),linear-gradient(0deg,#08090b 0%,transparent 30%,transparent 72%,#08090b5c)}.home-copy{width:100%;max-width:1600px;margin:auto;padding:150px 6% 110px}.home-copy h1{max-width:1000px}.home-copy .lead{max-width:590px;margin-top:30px}.hero-index{position:absolute;left:6%;bottom:30px;display:flex;align-items:center;gap:22px;color:#b7b8bd;font-size:11px;letter-spacing:.22em}.hero-index:before{content:"";width:60px;height:1px;background:#d7d2c9}.visual-caption{position:absolute;right:4%;bottom:30px;font-size:11px;color:#9b9ca2}
.home-business{max-width:var(--max);margin:auto;padding:110px 0 70px}.section-heading{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:50px}.section-heading h2{max-width:780px}.portfolio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.business-card{position:relative}.business-card img{height:340px;filter:saturate(.55);transition:.7s}.business-card:hover img{filter:saturate(.85);transform:scale(1.01)}.business-copy{padding-top:26px}.business-copy p{font-size:15px;line-height:1.8;min-height:80px}.business-copy .text-link{margin-top:20px}.number-chip{position:absolute;top:17px;left:17px;background:#090a0ccf;padding:5px 9px;font-size:11px;letter-spacing:.14em}.home-platform{padding:100px 0;display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.home-platform figure{position:relative}.home-platform figure img{height:580px;filter:saturate(.45)}.home-platform figure:after{content:"ENGINEERING / VALIDATION / INDUSTRIALIZATION";position:absolute;left:16px;bottom:16px;padding:7px 10px;background:#08090bd8;font-size:10px;letter-spacing:.14em;color:#c7c7ca}.home-operating{padding-top:95px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);margin-top:46px}.cards article{padding:32px 30px 36px 0;border-bottom:1px solid var(--line);border-right:1px solid var(--line);min-height:260px}.cards article:nth-child(3n){border-right:0;padding-left:30px}.cards article:nth-child(3n-1){padding-left:30px}.cards .num{display:block;color:#96979d;font-size:12px;letter-spacing:.18em;margin-bottom:42px}.cards p{font-size:15px;line-height:1.8}.development-banner{min-height:460px;margin-top:90px;padding:95px max(6%,calc((100vw - var(--max))/2));display:flex;align-items:center;background:linear-gradient(90deg,#08090bee,#08090b95),url('/automotive-hero.webp') center 48%/cover;border-top:1px solid var(--line)}.development-banner h2{font-size:clamp(50px,6vw,88px)}.development-banner p{max-width:640px}
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.product-hero-image{max-width:var(--max);margin:0 auto 80px}.product-hero-image img{height:600px;filter:saturate(.55)}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:45px}.feature-list article{padding:28px;background:#0c0e11}.feature-list h3{font-size:20px}.feature-list p{font-size:14px}.process-strip{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:45px}.process-strip div{padding:28px 20px;border-right:1px solid var(--line)}.process-strip div:last-child{border-right:0}.process-strip strong{display:block;font-size:12px;letter-spacing:.14em;color:#9d9fa4}.process-strip span{display:block;margin-top:14px;color:#e4e2dd;font-size:14px}
footer{background:#050608;border-top:1px solid var(--line);padding:75px 0 28px}.footer-grid{display:grid;grid-template-columns:1.5fr .8fr 1fr;gap:65px}.footer-grid p{font-size:14px}.footer-grid h3{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#b7b8bd}.footer-grid .links a{display:block;color:#aeb0b6;margin-top:12px;font-size:14px}.footer-grid .links a:hover{color:#fff}.footer-address{margin-top:28px}.footer-bottom{display:flex;justify-content:space-between;gap:30px;margin-top:60px;padding-top:25px;border-top:1px solid var(--line);font-size:11px;color:#777a81}.footer-note{max-width:760px;line-height:1.65}
.reveal.pending{opacity:0;transform:translateY(18px)}.reveal{transition:opacity .75s ease,transform .75s ease}
@media(max-width:1350px){.wrap,.section,.footer-grid,.footer-bottom,.solution-grid,.home-platform,.home-business,.boundary,.product-hero-image{margin-left:40px;margin-right:40px}}
@media(max-width:1050px){header{gap:16px}.menu{display:block;border-left:1px solid #ffffff30;padding-left:18px}.nav{display:none;position:absolute;top:90px;left:0;right:0;padding:20px 4% 28px;background:#0d0f12;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}.nav.open{display:flex}.language-picker{margin-left:0}.portfolio{grid-template-columns:1fr}.business-card{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px}.business-card img{height:320px}.business-copy p{min-height:0}.home-platform,.story-grid,.partner-strip{grid-template-columns:1fr;gap:45px}.home-platform figure img{height:460px}.cards{grid-template-columns:1fr}.cards article,.cards article:nth-child(3n),.cards article:nth-child(3n-1){padding:28px 0;border-right:0;min-height:0}.cards .num{margin-bottom:20px}.job-grid{grid-template-columns:1fr 1fr}.process-strip{grid-template-columns:1fr}.process-strip div{border-right:0;border-bottom:1px solid var(--line)}.process-strip div:last-child{border-bottom:0}}
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@media(max-width:430px){.home-copy h1{font-size:43px}.actions{flex-direction:column}.button{width:100%}.business-card img{height:270px}.development-banner h2{font-size:50px}.product-hero-image img{height:290px}}
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