:root{--bg:#08090a;--surface:#101214;--text:#f0efeb;--muted:#929592;--copper:#c69470;--line:#2a2c2d;--gutter:clamp(24px,5.7vw,100px)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--text);font-family:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{color:inherit;cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:2px solid var(--copper);outline-offset:6px}button{background:none;border:0}img{display:block;max-width:100%;object-fit:cover}p,h1,h2,h3,figure{margin:0}p{line-height:1.8}h1,h2{font-weight:400;letter-spacing:-.045em}em{font-style:normal}h2{font-size:clamp(32px,4vw,62px);line-height:1.3}h2 span{color:#999d9d}.skip{position:fixed;top:-100px;z-index:100;background:var(--copper);padding:12px;color:#111}.skip:focus{top:10px}.header{height:100px;padding:0 var(--gutter);position:absolute;top:0;left:0;width:100%;z-index:10;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff14}.brand img{width:83px;height:60px;object-fit:contain}.header nav{display:flex;gap:clamp(20px,3vw,48px);font-size:12px;color:#c5c7c7}.header nav a:hover{color:var(--copper)}.header-actions{display:flex;align-items:center;gap:24px;font-size:12px}.header-actions #lang{color:#b6b9b9;font-size:11px}.contact-link{border-bottom:1px solid #6f5140;padding-bottom:6px}#menu{display:none}.hero{height:min(950px,100svh);min-height:700px;position:relative;overflow:hidden}.hero-image{width:100%;height:100%;object-position:60% center}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,#08090aaf,transparent 66%),linear-gradient(0deg,#08090a 0%,transparent 25%)}.hero-copy{position:absolute;left:var(--gutter);top:31%;max-width:65%}.eyebrow{font-size:10px;letter-spacing:.19em;line-height:1.7;color:var(--copper);font-weight:500}.eyebrow i{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--copper);margin-right:10px;vertical-align:2px}h1{font-size:clamp(42px,4.8vw,77px);line-height:1.4;letter-spacing:-.05em;margin-top:26px}h1 em{color:#c8c9c5}.hero-english{font-size:14px;letter-spacing:.07em;color:#a4a9aa;margin-top:20px}.text-link{display:inline-flex;align-items:center;gap:42px;font-size:12px;border-bottom:1px solid #766150;padding:0 0 13px;transition:color .2s}.text-link:hover{color:var(--copper)}.hero-copy .text-link{margin-top:42px}.hero-bottom{position:absolute;left:var(--gutter);right:var(--gutter);bottom:38px;display:flex;justify-content:space-between;color:#868c8f;font-size:9px;letter-spacing:.12em}.hero-bottom .concept{letter-spacing:0;color:#7c8184}.section{padding:100px 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span:first-child{color:var(--copper)}.visual figcaption span:last-child{color:var(--muted)}.fine-note{color:#737b7d;font-size:10px;margin-top:20px;line-height:1.7}.material{background:#0e1011}.material-layout{display:grid;grid-template-columns:1fr 1.35fr;gap:60px;align-items:center}.material-copy p{font-size:13px;color:var(--muted);margin-top:30px}.material-tags{display:flex;gap:18px;margin-top:30px;color:#c5c6c2;font-size:11px}.material-tags span+span:before{content:'·';color:var(--copper);margin-right:18px}.material-copy .text-link{margin-top:50px}.material-photo{position:relative;overflow:hidden}.material-photo>img{height:500px;width:100%}.material-photo figcaption{position:absolute;bottom:22px;left:22px;color:#959da0;font-size:9px;letter-spacing:.08em}.touch-section{position:relative;height:690px;overflow:hidden}.touch-section>img{width:100%;height:100%;object-position:center 60%}.touch-shade{position:absolute;inset:0;background:linear-gradient(90deg,#08090ae8,transparent 85%),linear-gradient(0deg,#08090a,transparent 20%)}.touch-copy{position:absolute;left:var(--gutter);top:24%}.touch-copy h2{margin-top:32px}.touch-copy p{color:#a2a9ab;font-size:13px;margin-top:26px}.touch-copy small{display:block;font-size:10px;color:#6f797d;margin-top:70px}.tech-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}.layer-visual{height:470px;position:relative;perspective:900px;overflow:hidden;background:radial-gradient(ellipse,#1a1c1e 0,transparent 67%)}.layer-plane{position:absolute;width:61%;height:43%;left:18%;transform:rotateX(56deg) rotateZ(-31deg);border:1px solid #78828660;background:linear-gradient(135deg,#ffffff0c,#ffffff02);box-shadow:0 12px 15px #0008;transition:filter .4s,border-color .4s,background-color .4s}.layer-plane span{font-size:14px;color:#afb6b9;position:absolute;bottom:15px;right:18px}.plane-top{top:13%;border-color:#c69470;box-shadow:0 0 35px #c6947015;z-index:4}.plane-mesh{top:27%;background-image:repeating-linear-gradient(0deg,transparent 0 7px,#b7805765 7px 7.6px),repeating-linear-gradient(90deg,transparent 0 7px,#b7805765 7px 7.6px);border-color:#b98958;z-index:3}.plane-base{top:42%;z-index:2;background-color:#62849108}.plane-connect{top:58%;z-index:1;background:repeating-linear-gradient(0deg,#16191a 0 17px,#737d8830 17px 18px)}.layer-plane.selected{border-color:#efb484;filter:brightness(1.6);box-shadow:0 0 30px #c6947026}.diagram-label{position:absolute;bottom:10px;left:0;right:0;text-align:center;color:#596267;font-size:9px;letter-spacing:.1em}.layer-option{width:100%;display:flex;text-align:left;gap:25px;border-top:1px solid var(--line);padding:23px 10px;align-items:baseline}.layer-option>span{font-size:10px;color:#6e7577}.layer-option h3{font-size:16px;font-weight:400}.layer-option p{font-size:11px;color:#838c90;margin-top:9px}.layer-option 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0 20px;max-width:800px;font-size:12px;color:#9da6a9}.archive-detail p+p{margin-top:12px}.archive-detail .text-link{margin-top:25px;color:var(--text)}.contact{padding-top:120px;padding-bottom:130px}.contact h2{margin-top:35px;font-size:clamp(40px,5.7vw,88px);line-height:1.35}.contact-cta{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--copper);width:330px;max-width:100%;font-size:15px;padding:24px 0;color:#d9af8c;margin-top:35px}.contact-cta:hover{color:#ffe5ce}footer{border-top:1px solid var(--line);padding:30px var(--gutter);display:flex;align-items:center;gap:40px;font-size:11px;color:#929c9f}footer p{flex:1}footer>span{font-size:9px}footer>a:last-child{font-size:20px}.brand img{object-fit:contain}dialog{color:var(--text);border:1px solid #454749;background:#101315;width:540px;max-width:calc(100% - 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input{padding:0;accent-color:var(--copper)}.macro-dialog label{display:flex;gap:20px;align-items:center}.macro-dialog input{width:200px}.macro-dialog .dialog-close{background:#0a0c0ecf;width:40px;height:40px;line-height:32px}.fade-in{animation:reveal .8s both}@keyframes reveal{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@media(min-width:1700px){.section{padding-left:max(var(--gutter),calc((100vw - 1500px)/2));padding-right:max(var(--gutter),calc((100vw - 1500px)/2))}}
@media(max-width:1000px){.header nav{gap:20px}.header-actions{gap:14px}.hero{min-height:650px}.hero-copy{top:30%}h1{font-size:52px}.visual>img{height:330px}.material-layout{gap:30px}.material-photo>img{height:420px}.touch-section{height:580px}.tech-layout{gap:25px}.layer-visual{height:410px}.application-grid article{height:310px}.application-grid article>div{left:18px}.application-grid h3{font-size:16px}.section{padding-top:80px;padding-bottom:80px}}
@media(max-width:760px){html{scroll-padding-top:75px}.header{height:78px}.brand img{width:66px;height:48px}.header nav{display:none;position:absolute;top:78px;left:0;right:0;background:#101214f7;padding:30px var(--gutter);flex-direction:column;gap:25px;font-size:15px;border-bottom:1px solid #454749}.header.menu-open nav{display:flex}.header-actions{gap:18px}.contact-link{font-size:11px}#menu{display:flex;flex-direction:column;gap:5px;padding:8px 0 8px 8px}#menu span{width:20px;height:1px;background:#cbc7c1}.hero{min-height:740px;height:100svh;max-height:1000px}.hero-image{object-position:65% center;width:100%;height:63%;position:absolute;bottom:65px;left:0}.hero-shade{background:linear-gradient(0deg,#08090a,transparent 27%,transparent 45%,#08090a 82%),linear-gradient(90deg,#08090a35,transparent 70%)}.hero-copy{top:145px;max-width:calc(100% - 48px)}h1{font-size:clamp(35px,8.8vw,55px);margin-top:20px;line-height:1.4}.eyebrow{font-size:8px;letter-spacing:.15em}.hero-english{font-size:12px;margin-top:14px}.hero-copy .text-link{margin-top:24px;font-size:11px;padding-bottom:9px;gap:30px}.hero-bottom{bottom:25px;flex-wrap:wrap;gap:20px;font-size:8px}.hero-bottom>span:first-child{width:100%}.hero-bottom .concept{position:absolute;right:0;bottom:0;font-size:8px}.section{padding:60px var(--gutter)}.section-top{padding-top:15px;margin-bottom:38px}.section-top>span{font-size:9px}.intro,.archive-title{display:block;margin-bottom:30px}.intro>p,.archive-title>p{margin-top:24px;font-size:12px}h2{font-size:34px;line-height:1.4}.vision-grid{grid-template-columns:1fr;gap:20px}.visual>img{height:310px}.visual.narrow>img{height:290px;object-position:70% center}.visual figcaption{padding:15px 0;font-size:10px}.fine-note{font-size:9px}.material-layout{grid-template-columns:1fr;gap:35px}.material-copy p{margin-top:22px;font-size:12px}.material-copy .text-link{margin-top:30px}.material-photo>img{height:360px}.touch-section{height:660px}.touch-section>img{object-position:64% center;height:66%;position:absolute;bottom:0}.touch-shade{background:linear-gradient(0deg,#08090a 0%,transparent 25%,transparent 40%,#08090a 81%)}.touch-copy{top:60px}.touch-copy h2{margin-top:25px}.touch-copy p{margin-top:20px;font-size:12px}.touch-copy small{margin-top:20px}.tech-layout{grid-template-columns:1fr;gap:15px}.layer-visual{height:370px}.layer-option{padding:19px 0;gap:20px}.layer-option h3{font-size:15px}.application-grid{grid-template-columns:1fr;gap:20px}.application-grid article{height:330px}.application-grid article>div{left:23px;bottom:25px}.application-grid h3{font-size:21px}.application-grid span{font-size:9px}.archive-stats{grid-template-columns:1fr;margin:35px 0 20px}.archive-stats>div,.archive-stats>div:first-child{border-left:0;border-top:1px solid #34393b;padding:22px 0}.archive-stats strong{font-size:55px;line-height:1.3}.archive-stats p{font-size:11px}.archive-title h2{font-size:34px}.heritage summary{font-size:11px}.archive-detail{font-size:11px}.contact{padding-top:75px;padding-bottom:80px}.contact h2{font-size:44px}.contact-cta{font-size:14px;width:100%}footer{flex-wrap:wrap;gap:20px}footer p{font-size:10px}footer>span{order:4;width:100%;font-size:8px}dialog{padding:32px 24px}.macro-dialog>img{height:40svh}.macro-dialog>div{padding:25px}.macro-dialog label{display:block}.macro-dialog input{width:100%}.macro-dialog h3{font-size:20px}html[lang=en] h1{font-size:clamp(36px,10vw,54px)}html[lang=en] .hero-copy{max-width:92%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}