:root{--paper:#f5f7f8;--ink:#293238;--muted:#5e6970;--line:#d5dce0;--room:#dce1e4;--accent:#465e6a;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;color:var(--ink);background:var(--paper);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:Noto Sans SC,DM Sans,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;margin:0}body.modal-open{overflow:hidden}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit;text-decoration:none}svg{fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;stroke-linejoin:round;width:20px;height:20px}::selection{background:var(--accent);color:#fff}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}input,textarea{caret-color:var(--accent)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-thumb{border:2px solid var(--paper);background:#aaa99f;border-radius:8px}::-webkit-scrollbar-track{background:var(--paper)}[hidden]{display:none!important}.site-shell{max-width:1800px;margin:auto}.site-header{border-bottom:1px solid var(--line);align-items:center;gap:32px;height:76px;padding:0 clamp(24px,4vw,64px);display:flex}.brand{letter-spacing:.08em;white-space:nowrap;align-items:center;gap:12px;font-size:21px;font-weight:500;display:inline-flex}.brand-mark{stroke-width:1.5px;width:34px;height:34px;color:var(--accent)}.main-nav{align-items:center;gap:28px;margin-left:auto;font-size:13px;display:flex}.main-nav a,.main-nav button{color:var(--muted);background:0 0;border:0;padding:12px 0}.main-nav a[aria-current],.main-nav a:hover,.main-nav button:hover{color:var(--ink)}.main-nav button span{font-variant-numeric:tabular-nums;margin-left:5px;font-size:11px}.upload-button,.submit-button{background:var(--accent);color:#fff;border:0;justify-content:center;align-items:center;gap:10px;min-height:44px;padding:12px 18px;font-size:12px;transition:background .2s;display:flex}.upload-button:hover,.submit-button:hover{background:#334b58}.upload-button svg{width:16px;height:16px}.experience{padding:32px clamp(24px,4vw,64px) 0}.stage-heading{justify-content:space-between;align-items:baseline;gap:24px;margin:0 0 24px;display:flex}.stage-heading h1{letter-spacing:-.02em;text-wrap:balance;margin:0;font-size:clamp(28px,2.6vw,42px);font-weight:400;line-height:1.35}.stage-heading p{color:var(--muted);max-width:32em;margin:0;font-size:12px;line-height:1.8}.scene-frame{border:1px solid var(--line);background:var(--room)}.stage-topline{background:var(--paper);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;min-height:56px;padding:8px 24px;display:flex}#stage-count{color:var(--muted);font-variant-numeric:tabular-nums;font-size:12px}.scene-tools{align-items:center;gap:28px;display:flex}.motion-toggle{color:var(--ink);background:0 0;border:0;min-height:40px;padding:10px 0;font-size:12px}.motion-toggle:before{content:"";background:var(--accent);vertical-align:middle;border-radius:50%;width:6px;height:6px;margin-right:8px;display:inline-block}.motion-toggle[aria-pressed=false]:before{background:#9a9b90}.lighting-controls{background:#e6ecef;gap:2px;padding:2px;display:flex}.lighting-controls button{min-height:36px;color:var(--muted);background:0 0;border:0;padding:6px 14px;font-size:12px}.lighting-controls button[aria-pressed=true]{background:var(--paper);color:var(--ink)}.lighting-controls button:hover{color:var(--ink)}.scene-viewport{height:clamp(410px,56svh,640px);position:relative;overflow:hidden}.rack-stage{position:absolute;inset:0}.rack-stage canvas{width:100%;height:100%;display:block}.rack-stage:focus-visible{outline-offset:-5px}.scene-status{color:var(--ink);background:var(--paper);text-align:center;max-width:80%;padding:12px 20px;font-size:12px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 8px 28px #282d291a}.stage-controls{background:var(--paper);border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;min-height:60px;padding:12px 24px;display:flex}.stage-tip{color:var(--muted);align-items:center;gap:10px;font-size:11px;display:flex}.stage-tip svg{width:17px;height:17px}.rack-caption{color:var(--muted);white-space:nowrap;font-size:11px}.hover-card{flex:1;align-items:center;gap:16px;min-width:0;display:none}.hover-card.is-visible{display:flex}.has-selection .stage-tip{display:none}.hover-index{color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums;font-size:11px}.hover-card strong{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:500;overflow:hidden}.hover-card small{color:var(--muted);font-size:11px}.hover-card button{color:var(--accent);white-space:nowrap;background:0 0;border:0;align-items:center;gap:8px;min-height:36px;margin-left:auto;font-size:12px;display:flex}.hover-card button svg{width:16px;height:16px}.has-selection .rack-caption{display:none}.collection{padding:80px clamp(24px,4vw,64px) 64px}.collection-head{justify-content:space-between;align-items:flex-end;gap:24px;display:flex}.collection-head h2{letter-spacing:-.02em;margin:0;font-size:28px;font-weight:400;line-height:1.35}.collection-head p{color:var(--muted);margin:12px 0 0;font-size:12px}.collection-count{color:var(--muted);white-space:nowrap;font-size:12px}.filter-row{border-bottom:1px solid var(--line);gap:28px;margin-top:32px;display:flex;overflow:auto}.filter-row button{min-height:44px;color:var(--muted);white-space:nowrap;background:0 0;border:0;border-bottom:2px solid #0000;padding:8px 0 16px;font-size:12px}.filter-row button[aria-pressed=true]{color:var(--ink);border-color:var(--accent)}.filter-row button:hover{color:var(--ink)}.piece-row{text-align:left;border:0;border-bottom:1px solid var(--line);width:100%;color:var(--ink);background:0 0;grid-template-columns:28px 12px 48px minmax(120px,1fr) 96px 96px 20px;align-items:center;gap:16px;padding:16px 8px;transition:background .2s;display:grid}.piece-row:hover{background:#e9eef1}.piece-no{color:var(--muted);font-variant-numeric:tabular-nums;font-size:11px}.piece-swatch{background:var(--swatch);border-radius:50%;width:12px;height:12px}.piece-thumbnail{object-fit:contain;width:40px;height:52px;display:block}.piece-name{overflow-wrap:anywhere;min-width:0;font-size:14px;font-weight:500}.piece-type,.piece-source{color:var(--muted);font-size:11px}.piece-arrow svg{width:16px;height:16px}.empty-collection{flex-direction:column;align-items:flex-start;gap:12px;padding:48px 0;display:flex}.empty-collection strong{font-size:22px;font-weight:400}.empty-collection span{color:var(--muted);font-size:13px}.empty-collection button{background:var(--accent);color:#fff;border:0;align-items:center;gap:8px;margin-top:12px;padding:12px 18px;font-size:12px;display:flex}.project-note{border-top:1px solid var(--line);background:#e9eef1;grid-template-columns:180px minmax(0,670px);gap:8vw;padding:40px clamp(24px,4vw,64px);display:grid}.project-note span{font-size:13px;font-weight:500}.project-note p{color:var(--muted);margin:0;font-size:12px;line-height:1.9}footer{min-height:92px;color:var(--muted);border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:24px;padding:24px clamp(24px,4vw,64px);font-size:11px;display:flex}footer span:first-child{color:var(--ink);letter-spacing:.06em;font-size:17px;font-weight:500}.overlay{z-index:20;background:#20292180;place-items:center;padding:24px;animation:.22s ease-out overlay-in;display:grid;position:fixed;inset:0}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}.detail-dialog{background:var(--room);grid-template-columns:minmax(0,1.65fr) minmax(340px,.85fr);width:min(1340px,100%);height:min(850px,100svh - 48px);display:grid;position:relative;overflow:hidden;box-shadow:0 24px 72px #17211833}.overlay-close{background:var(--paper);z-index:3;border:1px solid #c3c6ba;border-radius:50%;place-items:center;width:40px;height:40px;display:grid;position:absolute;top:20px;right:20px}.overlay-close:hover{background:#fff}.overlay-close svg{width:16px;height:16px}.detail-viewer{min-width:0;min-height:0;position:relative}.detail-canvas{position:absolute;inset:0;overflow:hidden}.detail-canvas canvas{width:100%;height:100%;display:block}.detail-controls{z-index:2;align-items:center;gap:8px;display:flex;position:absolute;bottom:24px;left:24px}.detail-controls button{background:var(--paper);width:40px;height:40px;color:var(--ink);border:1px solid #b3b6aa;border-radius:50%;place-items:center;display:grid}.detail-controls button:hover{background:#fff}.detail-controls button:last-child{border-radius:0;width:auto;padding:0 14px;font-size:11px}.detail-controls button svg{width:16px;height:16px}.detail-info{background:var(--paper);padding:76px 36px 32px;overflow:auto}.detail-info h2{letter-spacing:-.02em;text-wrap:balance;overflow-wrap:anywhere;margin:0 0 16px;font-size:32px;font-weight:400;line-height:1.3}#detail-description{color:var(--muted);margin:0 0 28px;font-size:12px;line-height:1.8}.detail-editorial{gap:24px;margin-bottom:28px;display:grid}.detail-editorial h3{margin:0 0 8px;font-size:13px;font-weight:500}.detail-editorial p{color:var(--muted);text-wrap:pretty;margin:0;font-size:12px;line-height:1.9}.detail-info dl{border-top:1px solid var(--line);margin:0}.detail-info dl div{border-bottom:1px solid var(--line);justify-content:space-between;gap:16px;padding:12px 0;font-size:11px;display:flex}.detail-info dt{color:var(--muted)}.detail-info dd{text-align:right;margin:0}.detail-info #detail-hint{color:var(--muted);margin:24px 0 0;font-size:11px;line-height:1.8}.delete-button{color:#965d47;background:0 0;border:0;border-bottom:1px solid #965d47;margin-top:20px;padding:0 0 4px;font-size:12px}.viewer-error{text-align:center;color:var(--muted);place-items:center;padding:32px;font-size:14px;display:grid;position:absolute;inset:0}.upload-dialog{background:var(--paper);width:min(560px,100%);max-height:calc(100svh - 48px);padding:48px;position:relative;overflow:auto;box-shadow:0 24px 72px #17211833}.form-kicker{display:none}.upload-dialog h2{letter-spacing:-.02em;margin:12px 0 16px;font-size:30px;font-weight:400}.upload-intro{color:var(--muted);max-width:36em;margin:0 0 24px;font-size:12px;line-height:1.8}.file-drop{text-align:center;cursor:pointer;background:#e9eef1;border:1px dashed #a8afa1;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:144px;padding:24px;display:flex}.file-drop:hover,.file-drop.is-dragging{border-color:var(--accent);background:#e5e9df}.file-drop:focus-within{outline:2px solid var(--accent);outline-offset:4px}.file-drop input{opacity:0;width:1px;height:1px;position:absolute}.file-plus svg{width:24px;height:24px;color:var(--accent)}.file-drop strong{text-overflow:ellipsis;white-space:nowrap;max-width:90%;font-size:13px;font-weight:500;overflow:hidden}.file-drop small{color:var(--muted);font-size:11px}.form-grid{grid-template-columns:1fr 1fr;gap:20px;margin-top:24px;display:grid}.form-grid label,.full-label{color:var(--ink);flex-direction:column;gap:8px;font-size:12px;display:flex}.form-grid input,.form-grid select,.full-label textarea{width:100%;color:var(--ink);resize:vertical;background:0 0;border:0;border-bottom:1px solid #a8afa1;border-radius:0;padding:10px 0;font-size:13px}.form-grid input:focus,.form-grid 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span{display:none}.experience{padding:24px 16px 0}.stage-heading{gap:8px;margin-bottom:20px}.stage-heading h1{font-size:27px}.stage-heading p{max-width:none;font-size:11px}.stage-topline{flex-wrap:wrap;gap:12px;padding:8px 12px}.scene-tools{gap:16px;margin-left:auto}.lighting-controls button{padding:6px 9px;font-size:11px}.motion-toggle{font-size:11px}.scene-viewport{scrollbar-width:thin;scrollbar-color:#a8afa1 var(--room);height:400px;overflow-x:auto}.rack-stage{width:950px;height:100%;position:relative}.stage-controls{gap:12px;min-height:60px;padding:10px 12px}.stage-tip{font-size:10px;line-height:1.7}.stage-tip svg,.rack-caption{display:none}.hover-card{flex-wrap:wrap;gap:8px}.hover-card strong{max-width:165px;font-size:12px}.hover-card small{display:none}.hover-card button{font-size:11px}.hover-index{font-size:10px}.collection{padding:52px 20px 48px}.collection-head h2{font-size:25px}.collection-count{display:none}.filter-row{gap:24px;margin-top:24px}.piece-row{grid-template-columns:22px 10px 36px minmax(100px,1fr) 16px;gap:10px;padding:12px 0}.piece-thumbnail{width:32px;height:45px}.piece-swatch{width:10px;height:10px}.piece-name{font-size:13px}.piece-type,.piece-source{display:none}.project-note{grid-template-columns:1fr;gap:16px;padding:32px 20px}footer{flex-direction:column;align-items:flex-start;gap:12px;padding:28px 20px}footer span:last-child{display:none}.overlay{padding:0}.detail-dialog{width:100%;height:100svh;display:block;overflow-y:auto}.detail-viewer{height:52svh;min-height:340px}.detail-info{padding:32px 24px}.detail-info h2{max-width:85%;font-size:29px}.detail-controls{bottom:16px;left:16px}.overlay-close{position:fixed;top:16px;right:16px}.upload-dialog{width:100%;height:100svh;max-height:100svh;padding:44px 24px}.upload-dialog h2{font-size:28px}.form-grid{gap:16px}.scene-status{width:260px;margin:0 auto;position:sticky;top:44%;left:24px;transform:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}.mobile-tip{display:none}@media (width<=650px){.mobile-tip{display:inline}.desktop-tip{display:none}}.detail-load-status{z-index:2;background:var(--paper);max-width:220px;color:var(--muted);pointer-events:none;margin:0;padding:8px 12px;font-size:11px;line-height:1.6;position:absolute;bottom:24px;right:20px}.detail-canvas[data-model-state=loading]:after{content:"正在准备三维单品…";color:var(--muted);place-items:center;font-size:13px;display:grid;position:absolute;inset:0}@media (width<=650px){.detail-load-status{max-width:180px;bottom:66px;right:16px}}footer{flex-wrap:wrap}.site-records{flex-basis:100%;justify-content:center;gap:20px;padding-top:12px;font-size:11px;display:flex}.site-records a{color:var(--muted);align-items:center;gap:6px;display:inline-flex}.site-records a:hover{text-underline-offset:3px;text-decoration:underline}.site-records img{object-fit:contain;width:16px;height:16px}@media (width<=650px){.site-records{flex-direction:column;justify-content:flex-start;gap:12px}.site-records a{min-height:24px}}