:root{color-scheme:dark;--bg:#101715;--gold:#d8b985;--text:#f4f2e9;--muted:#a2afa6}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}button{font:inherit;cursor:pointer;color:inherit;touch-action:manipulation}button:disabled{opacity:.35;cursor:wait}button:focus-visible{outline:2px solid var(--gold);outline-offset:5px}.exhibit{max-width:1280px;min-height:100svh;margin:auto;padding:28px 50px 20px;display:flex;flex-direction:column;position:relative;overflow:hidden;background:radial-gradient(ellipse at 52% 45%,#28382c 0,transparent 55%)}header{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:1}.brand{display:flex;align-items:center;gap:12px;font-size:16px;letter-spacing:.1em}.brand small{display:block;font-size:10px;letter-spacing:.17em;color:var(--muted);margin-top:5px}.brandmark{font-family:serif;font-size:23px;color:var(--gold);border:1px solid #756b4e;display:grid;place-items:center;width:42px;height:42px}.edition{font-size:13px;color:var(--muted)}.title{position:absolute;top:142px;left:50px;z-index:1;pointer-events:none}.eyebrow{font-size:12px;letter-spacing:.17em;color:var(--gold);margin:0 0 14px}h1{font-family:"Songti SC",STSong,serif;font-size:48px;font-weight:400;letter-spacing:.1em;margin:0}h1 span{display:block;font-family:inherit;font-size:18px;letter-spacing:.2em;color:var(--muted);margin-top:18px}.stage{height:clamp(370px,65svh,690px);position:relative;flex:1;min-height:370px}.halo{position:absolute;width:480px;height:480px;border:1px solid #b4c4a511;border-radius:50%;top:50%;left:55%;transform:translate(-50%,-50%);pointer-events:none}.halo:after{content:"";position:absolute;inset:35px;border:1px solid #b4c4a509;border-radius:50%}model-viewer{display:block;width:100%;height:100%;min-height:370px;--progress-bar-color:var(--gold);--poster-color:transparent;outline:none}.load{position:absolute;top:48%;left:50%;transform:translate(-50%,-50%);color:var(--muted);font-size:14px;display:grid;gap:15px;text-align:center;pointer-events:none}progress{width:170px;height:3px;accent-color:var(--gold)}.stage-label{position:absolute;right:0;top:50%;font-family:serif;font-size:30px;color:var(--gold);pointer-events:none}.stage-label small{display:block;font-family:sans-serif;font-size:12px;margin-top:8px;color:var(--muted);letter-spacing:.12em}.error{position:absolute;top:45%;left:50%;transform:translate(-50%,-50%);text-align:center;background:var(--bg);padding:20px}.error button{border:1px solid #6b785f;background:transparent;padding:10px 20px;border-radius:8px}.bottom{position:relative;z-index:1}.artifact{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #ffffff19;padding-top:20px}.artifact .eyebrow{margin-bottom:8px}h2{font-family:"Songti SC",STSong,serif;font-weight:400;font-size:34px;letter-spacing:.1em;margin:0}.info{display:flex;align-items:center;gap:32px;background:var(--gold);color:#1d251d;border:0;border-radius:3px;padding:15px 20px;font-size:15px}.info span{font-size:20px}.hint{font-size:14px;color:var(--muted);text-align:center;margin:15px 0}.toolbar{border:1px solid #ffffff20;border-radius:40px;background:#1c2722;display:flex;width:max-content;margin:0 auto;align-items:center;padding:5px 10px}.toolbar button{background:transparent;border:0;min-height:44px;min-width:50px;font-size:24px;padding:5px 16px}.toolbar button:last-child{font-size:14px;display:flex;gap:8px;align-items:center}.toolbar button:last-child span{font-size:23px}.divider{height:16px;width:1px;background:#ffffff20}footer{display:flex;justify-content:space-between;font-size:12px;color:#859087;margin-top:23px}dialog{padding:0;width:min(590px,100%);max-height:88svh;border:1px solid #58634c;border-radius:22px;background:#17201b;color:var(--text);overflow:hidden}dialog::backdrop{background:#030a07b8;backdrop-filter:blur(6px)}.sheet{display:flex;flex-direction:column;max-height:88svh}.sheet-head{display:flex;justify-content:space-between;align-items:center;padding:15px 24px;border-bottom:1px solid #ffffff15}.sheet-head .eyebrow{margin:0;font-size:11px}.sheet-head button{width:44px;height:44px;border:0;border-radius:50%;background:#ffffff09;font-size:27px}.sheet-scroll{padding:22px 26px calc(26px + env(safe-area-inset-bottom));overflow:auto;overscroll-behavior:contain}.intro-sub{color:var(--muted);font-size:14px;margin:10px 0 20px}.picture{margin:0;background:radial-gradient(ellipse,#344330,#101914);border-radius:12px;overflow:hidden}.picture img{width:100%;height:280px;object-fit:contain;display:block}.picture figcaption{font-size:12px;text-align:center;color:var(--muted);padding:10px 16px 16px}.tags{display:flex;gap:9px;flex-wrap:wrap;margin:22px 0}.tags span{font-size:12px;border:1px solid #d8b98540;color:var(--gold);border-radius:3px;padding:6px 10px}h3{font-size:18px;font-weight:500;margin:22px 0 10px}.sheet-scroll>p:not(.intro-sub){font-size:16px;line-height:1.85;color:#cbd3ca;margin:0}.sheet-scroll aside{font-size:13px;line-height:1.7;color:var(--muted);border-left:2px solid #6b7857;padding:10px 12px;margin:24px 0}.continue{width:100%;background:var(--gold);color:#142016;border:0;padding:15px;border-radius:8px;font-size:16px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}[hidden]{display:none!important}@media(min-width:800px){model-viewer{width:82%;margin-left:13%}}@media(max-width:600px){.exhibit{padding:20px 22px max(18px,env(safe-area-inset-bottom));min-height:100svh}header .edition{font-size:12px}.brand{font-size:14px;gap:9px}.brandmark{width:36px;height:36px;font-size:21px}.brand small{font-size:9px}.title{top:108px;left:24px}h1{font-size:32px}h1 span{font-size:14px;margin-top:12px}.eyebrow{font-size:11px}.stage{flex:none;height:max(365px,calc(100svh - 332px));margin-top:7px;min-height:365px}.halo{width:310px;height:310px;left:50%;top:57%}model-viewer{position:absolute;top:80px;height:calc(100% - 80px);min-height:0}.stage-label{font-size:21px;right:0;top:76%}.stage-label small{font-size:11px}.artifact{padding-top:18px}h2{font-size:30px}.info{padding:12px 16px;gap:22px;font-size:14px}.hint{font-size:12px;margin:17px 0 13px}footer{margin-top:20px;font-size:11px}dialog{position:fixed;inset:auto 0 0;margin:0;width:100%;max-width:none;max-height:88svh;border-bottom:0;border-radius:22px 22px 0 0}.picture img{height:245px}.sheet-scroll{padding:20px 22px calc(24px + env(safe-area-inset-bottom))}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}