/* SKC / ROADSTER STUDY — local six-chapter visual draft. */
:root{color-scheme:dark;--background:#08070b;--ink:#f1eff5;--muted:#b7b0c3;--soft:#8f879d;--violet:#a855f7;--violet-light:#d2b2ef;--line:#ffffff1d;--edge:clamp(22px,4.3vw,82px);--sans:Arial,"Microsoft YaHei","PingFang SC",sans-serif;--mono:"Courier New",monospace;--header-height:84px}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--background);scroll-behavior:smooth;scroll-padding-top:100px;overscroll-behavior-x:none}
body{margin:0;background:var(--background);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.5;overflow-x:clip;-webkit-font-smoothing:antialiased}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit;color:inherit;cursor:pointer}
a{color:inherit;text-decoration:none}
button:focus-visible,a:focus-visible{outline:2px solid var(--violet-light);outline-offset:5px}
button:disabled{opacity:.4;cursor:wait}
[hidden]{display:none!important}
::selection{background:#a855f766;color:#fff}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:20px;top:12px;z-index:100;padding:12px 20px;background:var(--violet);color:#fff;border-radius:5px;transform:translateY(-150%)}
.skip-link:focus{transform:translateY(0)}

/* This rectangle is the actual renderer surface, not a CSS-scaled canvas. */
#stage{position:fixed;left:28vw;right:0;top:0;width:72vw;height:100svh;z-index:0;pointer-events:none;touch-action:pan-y;overflow:hidden;isolation:isolate}
#stage canvas{display:block;position:absolute;inset:0;width:100%;height:100%;outline:none}
#scene-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;opacity:.72;transition:opacity .5s ease;pointer-events:none}
body.scene-ready #scene-poster,body.is-ready #scene-poster,body.model-ready #scene-poster,#stage[data-ready=true] #scene-poster{opacity:0}
.stage-atmosphere{position:fixed;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,#08070b 0%,#08070bee 13%,#08070b9c 28%,transparent 48%),linear-gradient(0deg,#08070be6 0%,transparent 18%,transparent 80%,#08070b88 100%)}
.stage-atmosphere::before{content:"";position:absolute;left:37%;right:-8%;top:24%;height:47%;border-radius:50%;background:radial-gradient(ellipse,#8b50be12,transparent 65%);filter:blur(28px);transform:translate3d(0,calc(var(--parallax,0px) * -2),0);will-change:transform}
.stage-atmosphere::after{content:"";position:absolute;left:42%;top:22%;width:48%;height:1px;background:linear-gradient(90deg,transparent,#b591d01c,transparent);transform:translateY(calc(var(--parallax,0px) * 1.5))}
.part-label{position:absolute;z-index:6;pointer-events:none;font:9px/1.4 var(--mono);padding:5px 8px;color:#e0c5f4;background:#14101ce6;border:1px solid #9672b95e;transform:translate(-50%,-50%);white-space:nowrap}
body.inspecting{overflow:hidden}

.site-header{position:fixed;top:0;left:0;right:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:28px;height:var(--header-height);padding:0 var(--edge);background:linear-gradient(#08070bf2,#08070b70);border-bottom:1px solid #ffffff0d;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.brand{display:flex;align-items:center;gap:16px;flex-shrink:0}
.brand-monogram{font-size:24px;font-weight:700;letter-spacing:-.075em;line-height:1}
.brand-point{color:var(--violet);padding-left:3px}
.brand-caption{font:8px/1.55 var(--mono);letter-spacing:.13em;color:#aba3b7;border-left:1px solid #ffffff28;padding-left:14px}
.chapter-nav{display:flex;align-items:center;gap:clamp(8px,2vw,30px);margin-left:auto;margin-right:auto}
.chapter-nav a{position:relative;display:flex;align-items:center;gap:7px;min-height:44px;padding:8px 0;color:var(--soft);transition:color .2s}
.chapter-nav a::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:1px;background:var(--violet);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.chapter-nav a:hover,.chapter-nav a[aria-current=location],.chapter-nav a[aria-current=true]{color:var(--ink)}
.chapter-nav a[aria-current=location]::after,.chapter-nav a[aria-current=true]::after{transform:scaleX(1)}
.nav-number{font:10px/1 var(--mono);font-variant-numeric:tabular-nums}
.nav-label{font-size:10px;letter-spacing:.035em}
.language-controls{display:flex;align-items:center;flex-shrink:0;gap:6px;font:10px/1 var(--mono);color:var(--soft)}
.language-controls button{background:transparent;border:0;padding:12px 4px;font:inherit;min-height:44px;min-width:26px;color:var(--soft)}
.language-controls button[aria-pressed=true]{color:var(--ink)}
.language-controls button:hover{color:var(--violet-light)}

#story{position:relative;z-index:2}
.chapter{position:relative;min-height:120svh;padding:0 var(--edge);display:flow-root;scroll-margin-top:0}
.chapter-copy{position:sticky;top:calc(50svh - 205px);width:min(35vw,520px);padding-top:0;margin-top:calc(50svh - 205px);margin-bottom:28svh;pointer-events:auto}
.chapter--hero .chapter-copy{top:calc(50svh - 170px);margin-top:calc(50svh - 170px)}
.eyebrow{display:flex;align-items:center;gap:16px;font:9px/1.6 var(--mono);font-weight:400;letter-spacing:.12em;color:var(--violet-light);margin:0 0 25px;text-transform:uppercase}
.eyebrow-line{width:26px;height:1px;background:var(--violet);box-shadow:0 0 14px #a855f744;flex-shrink:0}
.chapter-number{color:var(--soft);letter-spacing:.07em;white-space:nowrap}
h1,h2{font-weight:500;line-height:.99;letter-spacing:-.065em;margin:0;overflow-wrap:normal;word-break:normal;text-wrap:balance}
h1{font-size:clamp(60px,6.8vw,120px);letter-spacing:-.075em;line-height:1.02;white-space:nowrap}
h2{font-size:clamp(44px,4.7vw,82px);max-width:12ch}
#architecture-title{white-space:pre-line}
.violet{color:var(--violet)}
.chapter-statement{font-family:Georgia,"Songti SC","SimSun",serif;font-size:clamp(20px,2vw,31px);font-weight:400;line-height:1.3;letter-spacing:-.025em;color:#d4cbdc;margin:22px 0 18px;font-style:italic;max-width:22ch}
.chapter-description{max-width:34ch;font-size:clamp(12px,1vw,15px);line-height:1.85;color:var(--muted);font-weight:400;margin:28px 0 0;text-wrap:pretty}
.chapter--hero .chapter-description{margin-top:0;max-width:33ch}
.text-action{display:flex;align-items:center;justify-content:space-between;gap:22px;max-width:240px;margin-top:32px;min-height:44px;border-bottom:1px solid #a78abd60;padding:11px 0;font:9px/1.5 var(--mono);font-weight:400;letter-spacing:.08em;color:#e7d7f5;transition:color .2s,border-color .2s}
.text-action>span:last-child{font:22px/1 var(--sans)}
.text-action:hover{color:#fff;border-color:var(--violet)}
.text-action--subtle{font-size:8px;color:var(--soft);border-color:var(--line);max-width:240px;margin-top:14px}
.chapter-footnote{display:flex;align-items:center;gap:8px;color:var(--soft);font:8px/1.5 var(--mono);letter-spacing:.08em;margin-top:36px}
.status-dot{width:4px;height:4px;background:var(--violet);border-radius:50%;box-shadow:0 0 8px #a855f780}
.section-index{position:absolute;left:var(--edge);bottom:13svh;font:9px/1 var(--mono);color:#645b70;letter-spacing:.1em}
.section-index::after{content:"";display:inline-block;vertical-align:middle;margin-left:16px;width:70px;height:1px;background:#ffffff13}
.detail-list{margin:28px 0 0;padding:0;max-width:340px;border-top:1px solid var(--line)}
.detail-list div{padding:13px 0;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line)}
.detail-list dt{color:#9d8bac;font:8px/1.8 var(--mono);letter-spacing:.05em;white-space:nowrap}
.detail-list dd{margin:0;text-align:right;color:#d9d3e0;font-size:10px;line-height:1.6;max-width:20ch}
.material-notes{list-style:none;padding:0;margin:27px 0 0;display:flex;align-items:center;gap:15px;flex-wrap:wrap;max-width:360px}
.material-notes li{display:flex;align-items:center;gap:7px;font:7px/1.5 var(--mono);letter-spacing:.035em;color:#aaa1b5;white-space:nowrap}
.material-swatch{width:15px;height:15px;border:1px solid #ffffff29;border-radius:50%;display:block}
.material-swatch--silver{background:linear-gradient(130deg,#4e5056,#e8e7ed 50%,#8b8a91)}
.material-swatch--glass{background:linear-gradient(135deg,#594b46,#17151a 65%)}
.material-swatch--black{background:linear-gradient(135deg,#3c3b43,#0c0c10 65%)}
.assembly-count{display:flex;align-items:center;gap:19px;margin-top:23px}
.assembly-count__number{font-size:68px;line-height:1;letter-spacing:-.08em;font-weight:300;color:#d1c2df}
.assembly-count__label{font:8px/1.7 var(--mono);letter-spacing:.09em;color:#9f8caf;max-width:14ch}
.small-note{max-width:37ch;font-size:9px;line-height:1.8;color:#94899f;margin:20px 0 0}
.motion-notes{display:flex;align-items:center;gap:17px;font:9px/1.6 var(--mono);letter-spacing:.08em;color:#c9b6dc;margin-top:31px}
.motion-notes>span:nth-child(even){color:#5b4c6b}
.primary-action{display:flex;align-items:center;justify-content:space-between;gap:25px;width:max-content;max-width:100%;min-height:50px;padding:14px 20px;margin-top:28px;background:#a855f71c;border:1px solid #a855f780;font:9px/1.6 var(--mono);letter-spacing:.07em;color:#f0e2ff;transition:background .2s,border-color .2s}
.primary-action:hover{background:#a855f733;border-color:var(--violet-light)}
.primary-action>span:last-child{font:22px/1 var(--sans)}

.site-footer{position:relative;z-index:3;min-height:160px;display:grid;grid-template-columns:1fr 2fr 1fr;align-items:center;gap:32px;padding:35px var(--edge) 110px;border-top:1px solid var(--line);background:linear-gradient(#08070b66,#08070b);color:#a299ae;font:8px/1.8 var(--mono);letter-spacing:.03em}
.site-footer p{margin:0;text-align:center;max-width:52ch;justify-self:center}
.site-footer>a{justify-self:end;min-height:40px;display:flex;align-items:center;color:#c3afda}
.experience-chrome{position:fixed;left:var(--edge);right:var(--edge);bottom:24px;z-index:35;display:flex;justify-content:space-between;align-items:center;gap:16px;pointer-events:none}
.chapter-meter{display:flex;align-items:center;gap:9px;font:9px/1 var(--mono);letter-spacing:.08em;color:#8f839e;white-space:nowrap}
#chapter-current{color:#f0e8f7;font-size:12px}
.chapter-meter__divider{color:#584b65}
#chapter-label{border-left:1px solid #ffffff22;margin-left:4px;padding-left:15px;color:#b7a4cb;font-size:8px}
.experience-actions{display:flex;align-items:center;gap:6px;pointer-events:auto}
.experience-actions button,.inspect-help button,#retry-load{background:#141019e8;backdrop-filter:blur(10px);border:1px solid #6a4c895e;color:#d2c5e0;min-height:40px;padding:10px 15px;font:9px/1.5 var(--mono);letter-spacing:.025em;transition:background .2s,border-color .2s}
.experience-actions button:hover,.inspect-help button:hover,#retry-load:hover{background:#352043e6;border-color:#a855f7}
#inspect-toggle[aria-pressed=true]{background:#73409bc9;border-color:#c896ed;color:#fff}
#motion-toggle[aria-pressed=false]{color:#b8a2c9;border-style:dashed}
.scroll-progress{position:fixed;left:0;bottom:0;z-index:50;display:block;width:100%;height:2px;border:0;appearance:none;-webkit-appearance:none;background:#ffffff0c;color:var(--violet);pointer-events:none}
.scroll-progress::-webkit-progress-bar{background:#ffffff0c}.scroll-progress::-webkit-progress-value{background:var(--violet);box-shadow:0 0 9px #a855f77a}.scroll-progress::-moz-progress-bar{background:var(--violet)}
.scene-status{position:fixed;z-index:15;right:var(--edge);top:calc(var(--header-height) + 18px);max-width:250px;font:8px/1.6 var(--mono);color:#9d8bac;letter-spacing:.035em;text-align:right;pointer-events:none}
.inspect-help{position:fixed;z-index:40;right:var(--edge);bottom:84px;width:280px;padding:18px;background:#19131ff2;backdrop-filter:blur(18px);border:1px solid #a855f75c;box-shadow:0 10px 35px #0005}
.inspect-help p{font-size:11px;line-height:1.7;color:#c4b5d1;margin:0 0 16px}.inspect-help button{width:100%;color:#eee0f9;border-color:#9e75bf80}
body.is-inspecting #stage,body.inspection-active #stage,body.inspecting #stage{pointer-events:auto;touch-action:none;z-index:5}
body.is-inspecting .chapter-copy,body.inspection-active .chapter-copy,body.inspecting .chapter-copy{pointer-events:none;opacity:.22;transition:opacity .25s}
body.is-inspecting .stage-atmosphere,body.inspection-active .stage-atmosphere,body.inspecting .stage-atmosphere{opacity:.25}

.load-panel{position:fixed;right:22vw;top:50svh;transform:translate(50%,-50%);z-index:25;padding:25px 28px;width:250px;text-align:center;background:#100d16dc;border:1px solid #ffffff12;backdrop-filter:blur(16px);box-shadow:0 15px 60px #0004}
.load-mark{font-size:29px;line-height:1;font-weight:700;letter-spacing:-.07em;color:#f4eef9}.load-mark span{color:var(--violet)}
#load-copy{font-size:10px;line-height:1.7;color:#c6b8d4;margin:17px 0 15px}
#load-progress{display:block;width:100%;height:2px;background:#ffffff19;appearance:none;-webkit-appearance:none;border:0;color:var(--violet)}
#load-progress::-webkit-progress-bar{background:#ffffff19}#load-progress::-webkit-progress-value{background:var(--violet)}#load-progress::-moz-progress-bar{background:var(--violet)}
#retry-load{margin-top:15px;min-height:36px;padding:7px 18px}
.noscript-message{position:fixed;z-index:40;top:92px;left:var(--edge);right:var(--edge);font:10px/1.7 var(--sans);color:var(--violet-light)}

html[lang^=zh] h1{letter-spacing:-.07em}
html[lang^=zh] h2{font-size:clamp(40px,4.2vw,74px);font-weight:400;letter-spacing:-.045em;line-height:1.17;max-width:7.8em}
html[lang^=zh] .chapter-description{font-size:clamp(12px,1vw,15px);line-height:1.95;max-width:27em}
html[lang^=zh] .chapter-statement{font-family:var(--sans);font-style:normal;line-height:1.55;font-size:clamp(17px,1.65vw,25px);letter-spacing:0}
html[lang^=zh] .eyebrow{letter-spacing:.04em}

@media(min-width:1700px){.chapter-copy{width:34vw;max-width:590px}h1{font-size:130px}h2{font-size:88px}.chapter-description{font-size:16px;max-width:37ch}.eyebrow{font-size:10px}.chapter-statement{font-size:33px}.small-note{font-size:10px}}
@media(max-width:1100px) and (min-width:761px){:root{--edge:32px}.brand-caption{display:none}.chapter-nav{gap:18px}.nav-label{display:none}.chapter-copy{width:36vw}.chapter-description{font-size:12px;line-height:1.75}h1{font-size:7.3vw}h2{font-size:5.1vw}.eyebrow{font-size:8px;gap:11px}.detail-list div{gap:10px}.detail-list dt{font-size:7px}.detail-list dd{font-size:9px}.material-notes{gap:11px}}
@media(max-width:760px){
  :root{--edge:20px;--header-height:60px}
  html{scroll-padding-top:70px}
  .site-header{height:60px;padding:0 16px;gap:10px}
  .brand{gap:0}.brand-monogram{font-size:21px}.brand-caption{display:none}
  .chapter-nav{gap:2px;margin:0 auto}.chapter-nav a{min-height:44px;min-width:26px;justify-content:center;padding:10px 4px}.chapter-nav a::after{left:5px;right:5px;bottom:5px}.nav-label{display:none}.nav-number{font-size:9px}
  .language-controls{gap:1px;font-size:9px}.language-controls button{padding:11px 3px;min-width:25px}.language-controls>span{font-size:8px}
  #stage{left:0;right:0;top:60px;width:100vw;height:52svh}
  #scene-poster{object-fit:contain;object-position:center 53%}
  .stage-atmosphere{background:linear-gradient(0deg,#08070b 0%,#08070bd9 25%,transparent 49%,transparent 80%,#08070b66 100%)}
  .chapter{min-height:120svh;padding:0 var(--edge)}
  .chapter-copy,.chapter--hero .chapter-copy{width:100%;max-width:550px;top:63svh;margin-top:63svh;margin-bottom:19svh}
  .eyebrow{font-size:7px;line-height:1.5;gap:10px;margin-bottom:13px;letter-spacing:.08em}
  .eyebrow-line{width:18px}
  h1{font-size:clamp(42px,11vw,72px);line-height:1;letter-spacing:-.07em}
  h2{font-size:clamp(34px,8.2vw,54px);line-height:1.02;letter-spacing:-.06em;max-width:16ch}
  .chapter-statement{font-size:18px;line-height:1.2;margin:10px 0 9px;max-width:30ch}
  .chapter-description,.chapter--hero .chapter-description{font-size:11px;line-height:1.7;max-width:42ch;margin-top:13px}
  .chapter--hero .chapter-description{margin-top:0}
  .text-action{margin-top:13px;min-height:35px;padding:7px 0;font-size:7px;max-width:190px;letter-spacing:.05em}
  .text-action>span:last-child{font-size:19px}
  .text-action--subtle{margin-top:6px;font-size:6px;min-height:28px}
  .chapter-footnote{margin-top:16px;font-size:6px;letter-spacing:.055em}
  .section-index{bottom:10svh;font-size:7px;left:auto;right:20px;color:#5d4f6c}.section-index::after{display:none}
  .detail-list{margin-top:15px;max-width:380px}.detail-list div{padding:8px 0;gap:20px}.detail-list dt{font-size:7px}.detail-list dd{font-size:9px;max-width:none}
  .material-notes{margin-top:16px;gap:13px;max-width:100%}.material-notes li{font-size:6px;gap:5px}.material-swatch{width:12px;height:12px}
  .assembly-count{margin-top:14px;gap:12px}.assembly-count__number{font-size:38px}.assembly-count__label{font-size:7px;max-width:25ch}.small-note{margin-top:10px;font-size:8px;line-height:1.65;max-width:47ch}
  .motion-notes{font-size:7px;gap:13px;margin-top:16px}
  .primary-action{min-height:39px;margin-top:16px;padding:10px 14px;font-size:7px;letter-spacing:.04em}.primary-action>span:last-child{font-size:18px}
  .site-footer{grid-template-columns:1fr;gap:11px;min-height:160px;padding:30px 20px 105px;font-size:7px;text-align:left}.site-footer p{text-align:left;justify-self:start;max-width:45ch}.site-footer>a{justify-self:start;min-height:32px}
  .experience-chrome{left:16px;right:16px;bottom:15px;gap:8px;align-items:flex-end}.chapter-meter{gap:5px;font-size:7px;padding-bottom:14px}#chapter-current{font-size:10px}#chapter-label{display:none}
  .experience-actions{gap:4px}.experience-actions button{padding:9px 9px;min-height:37px;font-size:8px;letter-spacing:0}
  .scene-status{top:75px;right:18px;font-size:7px;max-width:50%;color:#a18caf}
  .inspect-help{bottom:70px;right:16px;width:min(290px,calc(100vw - 32px));padding:15px}.inspect-help p{font-size:10px}.inspect-help button{font-size:9px;min-height:39px}
  .load-panel{right:50%;top:32svh;transform:translate(50%,-50%);width:210px;padding:20px 22px}.load-mark{font-size:25px}#load-copy{font-size:9px;margin-top:13px}
  body.is-inspecting #stage,body.inspection-active #stage,body.inspecting #stage{height:calc(100svh - 140px)}
  body.is-inspecting .chapter-copy,body.inspection-active .chapter-copy,body.inspecting .chapter-copy{opacity:0}
  html[lang^=zh] h2{font-size:clamp(31px,7.3vw,48px);line-height:1.18;max-width:10.5em}
  html[lang^=zh] .chapter-description{font-size:11px;line-height:1.8;max-width:38em}
  html[lang^=zh] .chapter-statement{font-size:16px;line-height:1.4;margin:10px 0}
  .noscript-message{top:68px;font-size:8px}
}
@media(max-width:380px){:root{--edge:18px}.site-header{padding:0 12px;gap:6px}.chapter-nav{gap:0}.chapter-nav a{min-width:25px;padding:10px 3px}.brand-monogram{font-size:19px}.language-controls button{min-width:23px;font-size:8px}.experience-chrome{left:14px;right:14px}.experience-actions button{padding:9px 7px;font-size:7px}.chapter-copy,.chapter--hero .chapter-copy{top:62svh;margin-top:62svh}h2{font-size:32px}.chapter-description,.chapter--hero .chapter-description{font-size:10px;line-height:1.65}.eyebrow{font-size:6px}.chapter-statement{font-size:16px}.small-note{font-size:7px}html[lang^=zh] h2{font-size:29px}html[lang^=zh] .chapter-description{font-size:10px;line-height:1.75}}
@media(max-height:620px) and (min-width:761px){:root{--header-height:66px}.site-header{height:66px}.chapter-copy,.chapter--hero .chapter-copy{top:115px;margin-top:115px;margin-bottom:20svh}h1{font-size:65px}h2{font-size:45px}.eyebrow{margin-bottom:15px}.chapter-statement{font-size:22px;margin-top:14px;margin-bottom:12px}.chapter-description{font-size:11px;line-height:1.7;margin-top:19px}.chapter-footnote{margin-top:18px}.text-action{margin-top:15px}.detail-list{margin-top:17px}.small-note{font-size:8px}.assembly-count__number{font-size:44px}.experience-chrome{bottom:15px}.scene-status{top:78px}}
@media(max-width:760px) and (max-height:550px) and (orientation:landscape){
  #stage{top:60px;height:calc(100svh - 95px);left:35vw;width:65vw}
  .stage-atmosphere{background:linear-gradient(90deg,#08070b 0%,#08070be8 22%,transparent 51%),linear-gradient(0deg,#08070bb3,transparent 25%)}
  .chapter-copy,.chapter--hero .chapter-copy{top:108px;margin-top:108px;width:38vw;margin-bottom:15svh}
  .chapter{min-height:135svh}.chapter-description,.chapter--hero .chapter-description{font-size:9px;line-height:1.6;max-width:30ch}h1{font-size:42px}h2{font-size:31px}.chapter-statement{font-size:14px;margin:8px 0}.eyebrow{font-size:6px;margin-bottom:11px}.chapter-footnote{display:none}.detail-list{margin-top:12px}.detail-list div{padding:5px 0}.detail-list dt{font-size:6px}.detail-list dd{font-size:7px}.material-notes{gap:8px}.material-notes li{font-size:5px}.small-note{font-size:7px;line-height:1.5}.assembly-count__number{font-size:30px}.assembly-count__label{font-size:6px}.motion-notes{font-size:6px;gap:8px}.primary-action{font-size:6px;min-height:31px;padding:7px 11px}.text-action{font-size:6px;min-height:28px;margin-top:10px}.scene-status{top:72px;font-size:6px}.load-panel{right:27vw;top:52svh;width:190px}.experience-chrome{bottom:10px}.experience-actions button{min-height:31px;padding:7px 10px;font-size:7px}.chapter-meter{padding-bottom:11px}html[lang^=zh] h2{font-size:27px}html[lang^=zh] .chapter-description{font-size:9px;line-height:1.65}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.skip-link{transition:none}}
@media(max-width:760px) and (min-height:551px){
  .chapter-copy,.chapter--hero .chapter-copy{top:52svh;margin-top:52svh}
  .chapter-description,.chapter--hero .chapter-description,html[lang^=zh] .chapter-description{font-size:12px;line-height:1.75}
  .small-note{font-size:9px;line-height:1.6}
  .material-notes li,.motion-notes{font-size:8px}
  .chapter-footnote{font-size:8px}
  .site-footer{font-size:9px}
}
@media(max-width:760px) and (max-height:550px) and (orientation:portrait){
  #stage{top:60px;height:40svh;left:0;width:100vw}
  .chapter-copy,.chapter--hero .chapter-copy{top:48svh;margin-top:48svh}
  h1{font-size:42px}
  .chapter-description,.chapter--hero .chapter-description,html[lang^=zh] .chapter-description{font-size:11.5px;line-height:1.65}
  .chapter-footnote{display:none}
  .text-action{margin-top:8px;min-height:30px}
}