:root{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans",Arial,"PingFang TC","Microsoft JhengHei",sans-serif;color:#19202e;background:#fafbfc;font-synthesis:none;--bg:#fafbfc;--surface:#fff;--text:#19202e;--muted:#647084;--border:#e2e6ed;--accent:#245be3;--hover:#eef3ff;--stage:#f0f3f7;color-scheme:light}*{box-sizing:border-box}body{margin:0}button,select,a{-webkit-tap-highlight-color:transparent}button,select{font:inherit;color:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.4;cursor:wait}a{color:inherit;text-decoration:none}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}button:focus-visible,a:focus-visible,select:focus-visible,model-viewer:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;top:-100px;left:20px;background:var(--surface);padding:16px;z-index:100}.skip-link:focus{top:12px}.site-header{background:var(--surface);border-bottom:1px solid var(--border)}.header-inner{max-width:1248px;margin:auto;min-height:88px;padding:16px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:inline-flex;align-items:center;flex:0 1 180px;min-width:0;min-height:44px}.brand img{display:block;width:180px;max-width:100%;height:auto}.preferences{flex-shrink:0}.preferences{display:flex;align-items:center;gap:14px}.select-wrap{display:flex;align-items:center;gap:8px}.select-wrap svg{width:18px;color:var(--muted)}select{background:var(--surface);border:0;font-size:14px;min-height:44px;padding:8px 3px;cursor:pointer;max-width:140px}.icon-button{width:44px;min-height:44px;border:1px solid var(--border);background:var(--surface);border-radius:10px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.icon-button:hover,.control-button:hover{background:var(--hover);border-color:#aebfe7}.theme-button{width:42px;min-height:42px}.sun{display:none}.page{max-width:1248px;margin:0 auto;padding:0 32px}.intro{display:flex;gap:40px;justify-content:space-between;align-items:center;padding:54px 0 42px}.eyebrow{font-size:12px;font-weight:650;letter-spacing:.15em;margin:0 0 13px;color:var(--accent);line-height:1.6}h1{font-size:clamp(30px,3.5vw,42px);font-weight:630;letter-spacing:-.045em;line-height:1.2;margin:0 0 16px}html[lang^="zh"] h1{letter-spacing:0}.intro-copy{font-size:16px;line-height:1.7;color:var(--muted);max-width:570px;margin:0}.collection-count{flex-shrink:0;padding:0 4px 0 38px;border-left:1px solid var(--border);display:flex;flex-direction:column;gap:7px}.collection-count strong{font-size:42px;font-weight:500;letter-spacing:-.055em}.collection-count span{font-size:14px;color:var(--muted)}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:0 0 22px;border-top:1px solid var(--border);padding-top:26px}.section-heading h2{font-size:17px;font-weight:600;margin:0}.gallery-hint{display:flex;gap:7px;align-items:center;font-size:13px;color:var(--muted)}.gallery-hint svg{width:17px;height:17px}.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px 24px}.card{min-width:0;display:block;border:1px solid var(--border);border-radius:14px;overflow:hidden;background:var(--surface);transition:border-color .18s,box-shadow .18s,transform .18s}.card:hover{border-color:#aebfe7;box-shadow:0 6px 20px #1e36500a;transform:translateY(-3px)}.card-image{position:relative;aspect-ratio:1.35;display:flex;align-items:center;justify-content:center;background:var(--stage);overflow:hidden}.card-image img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .3s}.card:hover img{transform:scale(1.045)}.card-number{position:absolute;top:16px;left:16px;font-size:12px;letter-spacing:.05em;color:#758195;z-index:1;font-variant-numeric:tabular-nums}.card-format{position:absolute;right:14px;top:14px;border:1px solid #d6deea;border-radius:6px;padding:4px 6px;color:#69768a;font-size:11px;font-weight:600;letter-spacing:.05em;background:#ffffff65}.card-body{padding:19px 20px;display:flex;align-items:center;justify-content:space-between;gap:12px}.card-body h3{font-size:16px;font-weight:600;margin:0 0 5px}.card-body p{font-size:13px;color:var(--muted);margin:0}.card-arrow{background:var(--bg);border:1px solid var(--border);border-radius:50%;width:35px;height:35px;display:flex;align-items:center;justify-content:center;color:var(--muted)}.card-arrow svg{width:17px}.card:hover .card-arrow{background:var(--accent);color:#fff;border-color:var(--accent)}.footer{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--border);margin-top:44px;padding:27px 0 32px;color:var(--muted);font-size:12px;line-height:1.7}.footer-divider{margin:0 10px;color:#b0b6c0}.footer>span:last-child{white-space:nowrap}dialog{position:fixed;padding:0;border:1px solid var(--border);border-radius:18px;color:var(--text);background:var(--surface);width:min(1050px,calc(100vw - 64px));max-width:none;max-height:calc(100dvh - 48px);overflow:auto;box-shadow:0 24px 100px #0003}dialog::backdrop{background:rgba(17,24,39,.64);backdrop-filter:blur(5px)}.viewer-header{display:flex;justify-content:space-between;align-items:center;padding:20px 25px;gap:20px}.viewer-header .eyebrow{margin:0 0 3px;font-size:11px}.viewer-header h2{font-size:22px;line-height:1.4;font-weight:600;margin:0}.viewer-heading-actions{display:flex;align-items:center;gap:20px}.viewer-count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}.stage{height:min(59dvh,580px);min-height:230px;position:relative;background:var(--stage)}#model-host,model-viewer{width:100%;height:100%;display:block}model-viewer{--poster-color:transparent;--progress-bar-color:var(--accent);--progress-bar-height:0px;cursor:grab}model-viewer:active{cursor:grabbing}.stage-label{pointer-events:none;position:absolute;left:24px;bottom:20px;color:var(--muted);opacity:.65;font-size:10px;letter-spacing:.14em;font-weight:600;display:flex;gap:12px}.stage-label span{font-weight:400}.loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:13px;font-size:14px;color:var(--muted);pointer-events:none;background:var(--stage)}.spinner{width:24px;height:24px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}progress{width:160px;height:4px;border:0;border-radius:4px;overflow:hidden;appearance:none}progress::-webkit-progress-bar{background:var(--border)}progress::-webkit-progress-value{background:var(--accent)}progress::-moz-progress-bar{background:var(--accent)}.load-error{position:absolute;inset:0;background:var(--stage);padding:24px;display:flex;align-items:center;justify-content:center;text-align:center;flex-direction:column}.load-error>svg{width:32px;height:32px;color:var(--muted)}.load-error h3{font-size:20px;margin:16px 0 0}.load-error p{font-size:15px;color:var(--muted);line-height:1.6}.primary-button{min-height:44px;padding:10px 20px;background:var(--accent);border:0;color:#fff;border-radius:9px}.viewer-bottom{padding:18px 24px 10px;display:flex;justify-content:space-between;gap:16px}.viewer-controls,.model-nav{display:flex;gap:10px;align-items:center}.control-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 13px;border:1px solid var(--border);border-radius:9px;background:var(--surface);font-size:14px}.control-button svg{width:18px;height:18px}.viewer-instructions{margin:2px 24px 20px;font-size:12px;color:var(--muted);line-height:1.8}.no-script{padding:30px;text-align:center}[hidden]{display:none!important}html[data-theme="dark"]{--bg:#101319;--surface:#191e26;--text:#e9edf4;--muted:#a0aabd;--border:#303844;--accent:#86aaff;--hover:#26334a;--stage:#232b36;color:var(--text);background:var(--bg);color-scheme:dark}html[data-theme="dark"] .moon{display:none}html[data-theme="dark"] .sun{display:block}html[data-theme="dark"] .card-number{color:#a9b4c6}html[data-theme="dark"] .card-format{color:#a9b4c6;background:#1e263966;border-color:#495366}html[data-theme="dark"] .card:hover{border-color:#687faa}html[data-theme="dark"] .primary-button{color:#101319}html[data-theme="dark"] .card:hover .card-arrow{color:#101319}@media(min-width:1600px){.page,.header-inner{max-width:1392px}.card-image{aspect-ratio:1.42}}@media(max-width:950px){.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.intro{gap:24px;padding-top:40px}.collection-count{padding-left:25px}.intro-copy{max-width:460px}.collection-count strong{font-size:38px}}@media(max-width:600px){.header-inner{padding:14px 20px;min-height:76px}.brand{flex-basis:144px}.brand img{width:144px}.preferences{gap:8px}.select-wrap{gap:1px}.select-wrap svg{display:none}select{font-size:13px;max-width:106px}.page{padding:0 20px}.intro{padding:32px 0 27px;gap:20px}.eyebrow{font-size:11px;letter-spacing:.12em;margin-bottom:11px}h1{font-size:32px;max-width:310px;margin-bottom:14px}.intro-copy{font-size:15px;line-height:1.7}.collection-count{display:none}.section-heading{padding-top:21px;margin-bottom:18px}.section-heading h2{font-size:16px}.gallery-hint{font-size:12px}.gallery-hint svg{display:none}.gallery{grid-template-columns:1fr;gap:20px}.card-image{aspect-ratio:1.36}.card-body{padding:18px 20px}.footer{margin-top:30px;padding:24px 0;display:block}.footer>span:last-child{display:none}.footer-divider{margin:0 5px}dialog{width:100%;height:100dvh;max-height:none;border:0;border-radius:0;margin:0}.dialog-inner{height:100%;display:flex;flex-direction:column}.viewer-header{padding:16px 18px;padding-top:max(16px,env(safe-area-inset-top))}.viewer-header h2{font-size:20px}.viewer-heading-actions{gap:12px}.stage{flex:1;min-height:180px;height:auto}.stage-label{left:18px;bottom:18px}.viewer-bottom{padding:16px 16px 8px;gap:8px}.viewer-controls{gap:7px}.control-button{padding:8px 10px;font-size:12px;gap:5px}.control-button svg{width:15px}.model-nav{gap:6px}.model-nav .icon-button{width:40px;min-height:44px}.viewer-instructions{font-size:11px;margin:4px 16px max(16px,env(safe-area-inset-bottom));text-align:center}.viewer-count{font-size:12px}}@media(max-width:359px){.page{padding:0 14px}.header-inner{padding:12px 14px}.brand{flex-basis:138px}.brand img{width:138px}.preferences{gap:5px}.viewer-controls{flex-wrap:wrap}.viewer-bottom{align-items:center}.gallery-hint{font-size:11px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.spinner{animation-duration:2s}}

h1{text-wrap:balance}
