:root{--paper:#f6f8fa;--ink:#243850;--muted:#657688;--line:#dbe3e9;--blue:#476b8a;--sage:#547866;--display:"Noto Serif CJK SC","Songti SC","SimSun",serif;--body:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;--utility:"SFMono-Regular",Consolas,monospace}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.85 var(--body)}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}h1,h2,h3,p,figure,dl,dd{margin:0}h1,h2,h3{line-height:1.35}img{display:block;width:100%;height:auto}a img{transition:filter .25s}a:hover img{filter:brightness(.97)}.wrap{max-width:1360px;margin:auto;padding-left:48px;padding-right:48px}.skip{position:fixed;top:-70px;left:20px;z-index:200;background:var(--ink);color:white;padding:12px}.skip:focus{top:12px}header{height:100px;position:sticky;top:0;z-index:10;max-width:1440px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:0 48px;border-bottom:1px solid var(--line);background:rgba(246,248,250,.96);backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:13px;font-size:23px;letter-spacing:2px;font-weight:650;flex-shrink:0}.brand small{display:block;font:8px/1.5 var(--body);letter-spacing:1.3px;margin-top:3px}.brand-mark{display:flex;align-items:flex-end;gap:4px;height:35px}.brand-mark i{width:8px;height:25px;border:2px solid var(--ink)}.brand-mark i:nth-child(2){height:35px}.brand-mark i:nth-child(3){height:20px}nav{display:flex;gap:30px;font-size:13px;white-space:nowrap}nav a{padding:10px 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var(--body);margin-left:8px;letter-spacing:0}.facts p{font-size:10px;color:var(--muted);margin-top:8px}.section{padding-top:85px;padding-bottom:75px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:36px}.section-head>p{color:var(--muted);font-size:12px;line-height:2}.section-head .eyebrow{margin-bottom:13px}h2{font-size:36px;font-weight:550;letter-spacing:-1px}h3{font-size:26px;font-weight:550;letter-spacing:-.5px}.overview-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:28px}.cutaway{align-self:start;border:1px solid var(--line);background:white}.cutaway img{aspect-ratio:1.3;object-fit:contain}.cutaway figcaption{display:flex;justify-content:space-between;gap:12px;padding:14px 20px;font-size:10px;border-top:1px solid var(--line)}.cutaway figcaption span{color:var(--muted)}.strategy{padding:29px 32px;background:#edf1f4}.strategy h3{margin-bottom:24px}.strategy dl>div{display:flex;gap:22px;border-top:1px solid 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img{object-fit:contain}.design-copy{padding:30px}.design-copy h3{margin:10px 0 20px}.design-copy>p:not(.eyebrow):not(.note){font-size:12px;color:var(--muted)}.design-copy .note{font-size:10px}.dimension{display:flex;gap:20px;padding:20px 0;margin:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.dimension dt{font-size:9px;color:var(--muted)}.dimension dd{font:15px/2 var(--utility);margin-top:6px}.outline{background:none;color:var(--ink);border-color:var(--line);font-size:11px;padding:11px 17px}.outline:hover{background:#e6edf2}.floor-layout{display:grid;grid-template-columns:200px 1fr;border:1px solid var(--line);background:white}.floor-rail{display:flex;flex-direction:column;justify-content:space-between;background:#edf1f4;border-right:1px solid var(--line);padding:20px 0}.floor-rail button{position:relative;text-align:left;display:flex;gap:20px;align-items:center;background:none;border:0;border-left:3px solid transparent;padding:16px 20px;font:16px var(--utility)}.floor-rail button span{font:10px var(--body);color:var(--muted)}.floor-rail button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-left-color:var(--blue)}.floor-rail button[aria-pressed=true] span{color:#dbe3e9}.floor-figure{min-width:0}.floor-figure>a{display:block;position:relative;overflow:hidden}.floor-figure img{aspect-ratio:1.8;object-fit:contain;max-height:550px}.floor-figure figcaption{display:flex;align-items:center;justify-content:space-between;padding:22px 28px;gap:20px;border-top:1px solid var(--line)}.floor-figure strong{font-size:16px;font-weight:550}.floor-figure p{font-size:11px;color:var(--muted);margin-top:6px}.model-band{background:var(--ink);color:var(--paper)}.model-inner{display:grid;grid-template-columns:1.25fr 1fr;gap:80px;padding-top:55px;padding-bottom:55px}.model-inner .eyebrow{color:#c0ceda}.model-inner h2{font-size:30px;margin-bottom:20px}.model-inner 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solid var(--blue);padding:22px 26px;margin-top:35px}.notice strong{font-size:14px;font-weight:550}.notice p{font-size:11px;color:var(--muted);margin-top:7px}footer{display:flex;align-items:center;justify-content:space-between;gap:25px;border-top:1px solid var(--line);padding-top:30px!important;padding-bottom:35px!important}footer p,footer>a:last-child{font-size:10px;color:var(--muted)}.footer-brand{font-size:21px;letter-spacing:2px}.footer-brand small{display:block;font:8px/2 var(--utility);letter-spacing:1px}dialog{position:fixed;width:95vw;max-width:1500px;max-height:95vh;background:var(--paper);border:1px solid var(--line);padding:50px 20px 20px;color:var(--ink)}dialog::backdrop{background:rgba(15,29,44,.85)}dialog img{width:auto;height:auto;max-width:100%;max-height:75vh;object-fit:contain;margin:auto}dialog>button{position:absolute;top:10px;right:20px;padding:6px 14px;border:1px solid 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@media(min-width:1600px){.hero{padding-top:85px;padding-bottom:75px}}
@media(max-width:1100px){.wrap{padding-left:30px;padding-right:30px}header{padding:0 30px}nav{gap:18px}.hero{gap:25px}.facts>div+div{padding-left:18px}.facts p{font-size:9px}.facts strong{font-size:29px}.design-panel{grid-template-columns:1.5fr 1fr}.design-copy{padding:23px}.dimension{display:block}.dimension>div+div{margin-top:10px}.overview-grid{grid-template-columns:1fr 1fr}.strategy{padding:24px}.floor-rail button{padding:15px 14px;gap:12px}.model-inner{gap:40px}}
@media(max-width:760px){html{scroll-padding-top:130px}.wrap{padding-left:22px;padding-right:22px}header{height:124px;padding:0 22px;display:grid;grid-template-columns:1fr auto;grid-template-rows:75px 49px;gap:0 12px}.brand{font-size:21px}.brand small{font-size:7px;letter-spacing:1px}.brand-mark{transform:scale(.85);transform-origin:left center;width:27px}nav{grid-column:1/-1;grid-row:2;border-top:1px solid var(--line);overflow-x:auto;width:100%;gap:26px;font-size:11px;align-self:stretch;align-items:center}.header-link{font-size:10px}.hero{grid-template-columns:1fr;padding-top:35px;padding-bottom:32px;gap:28px}h1{font-size:43px;margin:22px 0;letter-spacing:-1.7px}.intro{font-size:12px}.eyebrow{font-size:9px;letter-spacing:1.3px}.actions{gap:22px;margin-top:25px}.hero-foot{margin-top:30px;font-size:9px}.hero-art img{aspect-ratio:1.5}.hero-art figcaption{padding:20px}.hero-art strong{font-size:21px}.facts{grid-template-columns:1fr 1fr;row-gap:22px;padding-top:24px;padding-bottom:24px}.facts>div+div{border:0;padding-left:0}.facts>div:nth-child(even){border-left:1px solid var(--line);padding-left:18px}.facts strong{font-size:29px}.facts p{font-size:9px}.facts small{font-size:10px;margin-left:5px}.section{padding-top:55px;padding-bottom:50px}.section-head{display:block;margin-bottom:25px}.section-head>p{font-size:11px;margin-top:18px}h2{font-size:29px}.overview-grid{grid-template-columns:1fr;gap:18px}.cutaway img{aspect-ratio:1.5}.cutaway figcaption{font-size:9px;padding:12px 14px}.strategy{padding:25px}.strategy h3{font-size:24px}.strategy dl>div{gap:10px}.strategy dt{width:62px}.strategy dd small{font-size:10px}.tabs button{padding:12px 16px;font-size:11px}.design-panel{grid-template-columns:1fr}.design-copy{padding:25px}.design-copy h3{font-size:25px}.dimension{display:flex}.dimension>div+div{margin:0}.floor-layout{grid-template-columns:1fr}.floor-rail{flex-direction:row;overflow-x:auto;padding:0;border-right:0;border-bottom:1px solid var(--line)}.floor-rail button{display:block;padding:14px 18px;flex-shrink:0;border-left:0;border-bottom:3px solid transparent}.floor-rail button span{display:block;margin-top:7px;font-size:9px}.floor-rail button[aria-pressed=true]{border-bottom-color:var(--blue)}.floor-figure img{aspect-ratio:1.35}.floor-figure figcaption{display:block;padding:20px}.floor-figure p{font-size:10px}.floor-figure .text-link{display:inline-block;margin-top:16px}.model-inner{grid-template-columns:1fr;gap:25px;padding-top:40px;padding-bottom:40px}.model-inner h2{font-size:26px}.source-grid{grid-template-columns:1fr;gap:5px}.source-grid p{min-height:0}.source-grid article{padding:22px 0}.badge{display:inline-block;margin-top:18px}.notice{padding:20px}.notice p{font-size:10px}footer{display:grid;grid-template-columns:1fr auto;gap:20px}footer p{grid-row:2;grid-column:1/-1;font-size:9px}footer>a:last-child{font-size:9px}dialog{padding:55px 10px 15px}dialog img{max-height:72vh}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{header,dialog,.actions,.tabs,.floor-rail{display:none}body{background:white}.wrap{padding-left:15px;padding-right:15px}.section{padding-top:30px;padding-bottom:30px}.hero{padding-top:25px}h1{font-size:35px}h2{font-size:26px}.hero-art figcaption,.model-band{print-color-adjust:exact}.design-panel,.overview-grid{break-inside:avoid}footer{padding:15px!important}}