@scope (#silver-demo){
:root{--ink:#182720;--muted:#6c7670;--line:#d9dfda;--paper:#f4f5f1;--accent:#6d8170;--green:#cbd9c6;font-family:"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid #496c52;outline-offset:5px}button:disabled{cursor:wait;opacity:.5}.masthead{height:88px;max-width:1480px;margin:auto;padding:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.wordmark{font-size:25px;font-weight:750;letter-spacing:-1.1px;color:inherit;text-decoration:none;display:flex;align-items:center;gap:22px}.wordmark span{font:10px "SFMono-Regular",Consolas,monospace;letter-spacing:1.6px;border-left:1px solid #abb5ac;padding-left:22px;color:var(--muted)}.edition{display:flex;align-items:center;gap:9px;font:10px "SFMono-Regular",Consolas,monospace;letter-spacing:1.6px}.edition-no{color:#8a948b;margin-left:18px}.dot{width:6px;height:6px;border-radius:50%;background:#739078;box-shadow:0 0 0 4px #e6ece3}main{max-width:1480px;margin:auto;padding:50px 5% 28px}.intro{display:flex;justify-content:space-between;align-items:flex-end;padding-bottom:35px;gap:24px}.eyebrow{font:9px "SFMono-Regular",Consolas,monospace;letter-spacing:2.4px;color:#788778;margin:0 0 18px}h1{font-family:"Songti SC","STSong",Georgia,serif;font-size:clamp(32px,3.5vw,53px);font-weight:400;letter-spacing:.05em;line-height:1.2;margin:0}h1 span{display:block;font-family:"Baskerville",Georgia,serif;font-style:italic;font-size:17px;letter-spacing:.4px;color:#7c887c;margin-top:12px}.intro-note{font-size:11px;line-height:2.1;color:var(--muted);margin:0 0 2px}.viewer{display:grid;grid-template-columns:215px 1fr;border:1px solid var(--line);border-radius:3px;overflow:hidden;background:#fff;box-shadow:0 20px 65px -45px #63746844}.story{padding:38px 25px 24px;display:flex;flex-direction:column;background:linear-gradient(145deg,#edf1e9,#f7f8f4);border-right:1px solid var(--line)}.chapter-index{font:11px "SFMono-Regular",Consolas,monospace;color:#84927f;letter-spacing:2px}h2{font-family:"Songti SC","STSong",serif;font-size:25px;font-weight:400;line-height:1.6;letter-spacing:.03em;margin:35px 0 12px;min-height:80px}.story>p{font-size:11px;line-height:2;color:#7d877a;margin:0;min-height:75px}.story-rule{height:1px;background:#d5ddd0;margin:32px 0 26px}.model-name{font:40px "Baskerville",Georgia,serif;letter-spacing:-2px}.model-caption{font-size:9px;color:#8b9586;margin-top:10px;line-height:1.8}.phase-dots{display:flex;gap:6px;margin-top:auto;padding-top:30px}.phase-dots i{height:3px;width:18px;background:#d3dbce;transition:background .2s}.phase-dots .active{background:#6a8164}.stage{height:590px;position:relative;isolation:isolate;overflow:hidden;perspective:1600px;background:radial-gradient(ellipse at 53% 43%,#fff 42%,#f9faf7 80%)}.stage-grid{position:absolute;inset:0;background-image:linear-gradient(#b7c3b80c 1px,transparent 1px),linear-gradient(90deg,#b7c3b80c 1px,transparent 1px);background-size:42px 42px;mask-image:radial-gradient(ellipse,#0008,transparent 72%);pointer-events:none}.stage-axis{position:absolute;width:58%;height:58%;border:1px solid #cad3c51c;border-radius:50%;left:21%;top:22%;transform:rotateX(68deg);pointer-events:none}.stage-meta,.stage-foot{position:absolute;left:25px;right:25px;display:flex;justify-content:space-between;font:8px "SFMono-Regular",Consolas,monospace;letter-spacing:1.3px;color:#9ba696;z-index:30;pointer-events:none}.stage-meta{top:22px}.stage-foot{bottom:18px}.stage-corner{position:absolute;width:13px;height:13px;border-color:#bac7b5;border-style:solid;z-index:30;pointer-events:none}.top-left{left:15px;top:15px;border-width:1px 0 0 1px}.bottom-right{right:15px;bottom:15px;border-width:0 1px 1px 0}.photo-layer{position:absolute;left:50%;top:50%;width:530px;aspect-ratio:1;transform:translate(-50%,-50%);transform-origin:center;will-change:transform,opacity;backface-visibility:hidden;background:#fff}.photo-layer img{width:100%;height:100%;object-fit:contain;display:block;pointer-events:none;user-select:none}.overview{z-index:10}.detail{width:220px;opacity:0;z-index:5;border:1px solid #dfe5da;box-shadow:8px 22px 45px -22px #3a4c3b66}.image-label{position:absolute;bottom:-31px;left:0;right:0;padding:8px 9px;background:#f6f8f3;border:1px solid #e0e6db;border-top:0;display:flex;align-items:center;gap:7px;color:#697961;font-size:9px;white-space:nowrap}.image-label b{font:9px "SFMono-Regular",monospace;color:#9aa693}.image-label span{margin-left:auto;font:6px "SFMono-Regular",monospace;letter-spacing:.6px;color:#a4ad9e}.overview .image-label{background:transparent;border:none;bottom:2px;left:15%;right:15%;justify-content:center;color:#87957e}.overview .image-label span{margin-left:4px}.stage-floor{position:absolute;left:23%;right:23%;bottom:50px;height:20px;border-radius:50%;background:radial-gradient(ellipse,#6a79651b,transparent 70%);filter:blur(7px);z-index:-1;pointer-events:none}.playback{display:grid;grid-template-columns:215px 1fr 100px;align-items:center;margin-top:24px;gap:27px}.transport{display:flex;align-items:center;gap:16px}.play-button{background:#24372a;color:#fff;border:0;border-radius:30px;height:45px;min-width:123px;padding:0 16px;display:flex;align-items:center;justify-content:center;gap:10px;font-size:11px;letter-spacing:.05em;box-shadow:0 4px 13px #203c2212}.play-button:hover{background:#3e5943}.play-button>span:first-child{font-size:10px;width:12px}.reset-button{padding:6px 0;border:0;background:none;color:#7b8676;font-size:10px;white-space:nowrap}.reset-button>span{font-size:18px;vertical-align:-1px}.timeline-labels{display:flex;justify-content:space-between;align-items:center;color:#81907a;font-size:9px}.timeline-labels output{font:9px "SFMono-Regular",Consolas,monospace;color:#96a18e}input[type=range]{--fill:0%;appearance:none;-webkit-appearance:none;width:100%;height:3px;background:linear-gradient(90deg,#71896a var(--fill),#dce3d5 var(--fill));border:0;outline-offset:7px;cursor:ew-resize;display:block;margin:13px 0 12px}input[type=range]::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:10px;height:10px;background:#71896a;border:2px solid var(--paper);border-radius:50%;box-shadow:0 0 0 1px #71896a}input[type=range]::-moz-range-thumb{width:8px;height:8px;background:#71896a;border:2px solid var(--paper);border-radius:50%}.chapters{display:flex;justify-content:space-between;gap:8px}.chapters button{background:none;border:0;padding:2px 0;font-size:9px;color:#9ca694;letter-spacing:.03em}.chapters button[aria-current=step]{color:#3f603f}.duration{display:flex;align-items:flex-end;flex-direction:column;border-left:1px solid #dce3d6}.duration>span{font:35px "Baskerville",Georgia,serif;color:#6f8066;line-height:1}.duration small{font:6px "SFMono-Regular",monospace;letter-spacing:1px;color:#9ba591;margin-top:6px}.disclosure{margin-top:30px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;align-items:center}.disclosure>div{display:flex;align-items:center;gap:8px}.disclosure strong{font-size:9px;font-weight:400;letter-spacing:.03em;color:#899480}.disclosure-mark{font:italic 9px Georgia,serif;width:12px;height:12px;border:1px solid #acb7a4;border-radius:50%;text-align:center;color:#8c9b83}.disclosure button{border:0;background:none;font-size:9px;color:#8c9983;padding:3px}.disclosure button span{margin-left:15px}.info{font-size:10px;line-height:1.9;color:#7f8c76;padding:12px 0 0;max-width:820px}.info p{margin:5px 0}.load-status{font-size:9px;color:#8b9983;margin:15px 0 0;min-height:13px}.noscript{font-size:12px}.ready .load-status{color:#899784}.photo-layer:focus{outline:none}@media(min-width:1600px){.stage{height:650px}}@media(max-width:1050px){main{padding:35px 4% 24px}.masthead{padding:0 4%;height:74px}.viewer{grid-template-columns:175px 1fr}.story{padding:30px 20px}.stage{height:520px}.playback{grid-template-columns:175px 1fr 70px;gap:20px}.transport{gap:12px}.play-button{min-width:112px;padding:0 12px}h2{font-size:23px}.intro-note{font-size:10px}.duration>span{font-size:30px}}@media(max-width:680px){.masthead{height:66px;padding:0 6%}.wordmark{font-size:21px;gap:11px}.wordmark span{font-size:7px;letter-spacing:1px;padding-left:11px}.edition{font-size:7px;letter-spacing:.8px}.edition-no{display:none}.dot{width:5px;height:5px}.intro{display:block;padding-bottom:25px}.eyebrow{font-size:7px;letter-spacing:1.5px;margin-bottom:14px}main{padding:29px 5% 22px}h1{font-size:33px;letter-spacing:.02em}h1 span{font-size:14px;margin-top:9px}.intro-note{font-size:9px;line-height:1.9;margin-top:18px}.intro-note br{display:none}.viewer{display:flex;flex-direction:column}.story{padding:17px 19px 15px;border:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:0 14px;position:relative}.chapter-index{font-size:8px;letter-spacing:1.3px}h2{font-size:20px;min-height:0;line-height:1.45;margin:9px 0 5px;grid-column:1}.story>p{font-size:9px;line-height:1.8;min-height:33px;max-width:230px;grid-column:1}.story-rule,.model-caption,.phase-dots{display:none}.model-name{position:absolute;right:18px;top:18px;font-size:28px;letter-spacing:-1.5px;color:#83907a}.stage{height:450px;perspective:1200px}.stage-meta,.stage-foot{font-size:6px;letter-spacing:.7px;left:16px;right:16px}.stage-meta{top:16px}.stage-foot{bottom:13px}.stage-grid{background-size:28px 28px}.stage-corner{width:8px;height:8px}.top-left{left:9px;top:9px}.bottom-right{right:9px;bottom:9px}.image-label{bottom:-24px;font-size:7px;padding:6px 5px;gap:4px}.image-label b{font-size:7px}.image-label span{font-size:4px;letter-spacing:0}.overview .image-label{bottom:7px;font-size:7px}.stage-floor{bottom:25px}.playback{grid-template-columns:1fr 54px;gap:20px 10px;margin-top:20px}.transport{grid-column:1/-1;gap:24px}.play-button{height:43px;min-width:138px;font-size:11px}.reset-button{font-size:11px}.timeline{grid-column:1}.duration{grid-column:2}.duration>span{font-size:30px}.timeline-labels{font-size:8px}.timeline-labels output{font-size:8px}.chapters button{font-size:8px}.disclosure{margin-top:25px;padding-top:15px;align-items:flex-start;gap:10px}.disclosure strong{font-size:8px}.disclosure button{font-size:8px;white-space:nowrap}.disclosure button span{margin-left:5px}.info{font-size:9px}}@media(max-width:365px){.wordmark span{display:none}.stage{height:410px}.model-name{font-size:23px}.story>p{max-width:200px}.disclosure{flex-wrap:wrap}.intro-note{max-width:280px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}.photo-layer{will-change:auto}.stage-axis{display:none}}

}