:root{--ink:#303a35;--muted:#768078;--line:#d8ddd5;--bg:#f4f4ef;--accent:#566957}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:13px -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif}a{color:inherit;text-decoration:none}button,select,input{font:inherit;color:inherit}button,a,select,input{outline-offset:3px}button,select{border:1px solid var(--line);background:#fff;border-radius:3px;padding:7px 10px}button{cursor:pointer}button:hover,a:hover{color:#354f36}button.active{background:#e0e7db;border-color:#87987f}button:disabled{opacity:.45;cursor:default}.top{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:36px;padding:0 26px}.brand{display:flex;align-items:center;gap:12px;font-weight:600;font-size:16px}.brand-mark{font:28px "Songti SC",serif;border:1px solid #8a9585;width:42px;height:42px;display:grid;place-items:center}.brand small{display:block;font:9px -apple-system,sans-serif;letter-spacing:2px;margin-top:5px;color:var(--muted)}nav{display:flex;gap:25px;font-size:13px}nav span{color:#375438;border-bottom:2px solid #657960;padding:25px 0}.local{margin-left:auto;color:var(--muted);font-size:11px}main{height:calc(100vh - 72px);display:grid;grid-template-columns:276px 1fr}.cases{border-right:1px solid var(--line);background:#f9faf6;display:flex;flex-direction:column;min-height:0}.case-intro{padding:23px 20px 16px}.eyebrow{font-size:9px;letter-spacing:1.7px;color:var(--muted);margin:0 0 9px}h1{font:600 21px "Songti SC",SimSun,serif;margin:0 0 12px}#counts{color:var(--muted);font-size:11px;line-height:1.7}.search{display:block}.search span{display:none}.search input,.layer-search input{width:100%;padding:9px 11px;border:1px solid var(--line);background:#fff;border-radius:3px}.filter{display:flex;align-items:center;justify-content:space-between;margin-top:12px;font-size:11px}.filter select{max-width:155px}#caseList{overflow:auto;flex:1;border-top:1px solid var(--line)}.case{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid #e5e8e1;border-radius:0;background:transparent;padding:13px 18px}.case strong{display:block;font-size:12px;line-height:1.65}.case small{display:block;margin-top:5px;font-size:10px;color:var(--muted)}.case.active{background:#e9eee3;border-left:3px solid #64755c;padding-left:15px}.cases footer{font-size:10px;line-height:1.8;color:var(--muted);padding:13px 20px;border-top:1px solid var(--line)}.main{display:flex;flex-direction:column;min-width:0;min-height:0}.project{display:flex;justify-content:space-between;gap:16px;padding:21px 26px 16px;background:#fff;min-height:108px}h2{font:500 26px "Songti SC",SimSun,serif;margin:0 0 7px}#modelScope{margin:0;color:var(--muted);font-size:11px}.downloads{display:flex;gap:8px;align-items:center;flex-shrink:0}.downloads a{border:1px solid var(--line);padding:10px 14px;font-size:11px;border-radius:3px}.downloads .dark{background:var(--accent);color:white;border-color:var(--accent)}.viewbar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:0 25px;background:#fff;border-top:1px solid #edf0e8;border-bottom:1px solid var(--line);min-height:49px}#viewTabs{display:flex;gap:20px}#viewTabs button{padding:15px 0 11px;border:0;border-bottom:3px solid transparent;background:none;border-radius:0;font-size:12px}#viewTabs button.active{border-bottom-color:#65795c}#viewSelect{min-width:220px;max-width:390px;font-size:11px}.tools{display:flex;gap:16px;justify-content:space-between;padding:10px 22px;border-bottom:1px solid var(--line);font-size:11px;flex-wrap:wrap}.toolgroup{display:flex;gap:12px;align-items:center}.toolgroup label{display:flex;align-items:center;gap:5px}.toolgroup input{accent-color:var(--accent)}.toolgroup select{padding:5px}.toolgroup button{padding:6px 9px;font-size:11px}.scale{color:var(--muted);padding-right:10px;border-right:1px solid var(--line)}.drawing-layout{flex:1;display:grid;grid-template-columns:minmax(0,1fr) 238px;min-height:0}.canvas{display:flex;min-width:0;min-height:0;background:#e4e7df}.pane{flex:1;overflow:auto;min-width:0;min-height:0;padding:22px;background-image:radial-gradient(#cdd2c8 .6px,transparent .6px);background-size:9px 9px}.pane+.pane{border-left:2px solid #9da994}.sheet{box-shadow:0 4px 20px #18231613;background:#fff;width:max-content;line-height:0}.sheet svg{display:block}.sheet.measuring{cursor:crosshair}.inspector{background:#fcfcf8;border-left:1px solid var(--line);padding:18px 16px;overflow:auto}.inspector h3{font-size:12px;font-weight:600;margin:0 0 12px}.inspector p{font-size:11px;line-height:1.8;color:#677268}.links{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:14px 0 23px}.links a{border-bottom:1px solid #c9d0c4;padding-bottom:5px;font-size:10px}.layer-actions{display:flex;gap:7px;margin:7px 0}.layer-actions button{padding:3px 7px;font-size:10px}#layers{max-height:250px;overflow:auto;margin:8px -4px 18px;padding:0 4px}#layers label{display:flex;align-items:flex-start;gap:5px;font-size:10px;line-height:1.7;padding:5px 0;border-bottom:1px solid #eef0e9}#layers input{accent-color:var(--accent);margin-top:3px}.layer-search input{font-size:10px;padding:6px}details{border-top:1px solid var(--line);padding-top:12px}summary{cursor:pointer;font-size:11px}.status{height:30px;background:#fff;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 16px;font-size:10px;color:var(--muted);gap:16px}#objectInfo{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:45%}#compareBar{padding:9px 22px;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:center;font-size:11px}#compareBar[hidden],.pane[hidden]{display:none}#compareBar span{font-size:10px;color:var(--muted)}#compareBar select{max-width:230px;font-size:10px;padding:5px}.empty{padding:25px;color:var(--muted);line-height:1.8}@media(max-width:1200px){main{grid-template-columns:230px 1fr}.drawing-layout{grid-template-columns:minmax(0,1fr) 195px}.local{display:none}.top{gap:23px}.downloads{flex-direction:column;gap:5px;justify-content:center}.downloads a{padding:7px 11px}.tools{gap:7px}.project{padding:17px 20px}h2{font-size:23px}}@media(max-width:850px){main{grid-template-columns:185px 1fr}.drawing-layout{grid-template-columns:1fr}.inspector{display:none}.brand small,nav{display:none}.project{min-height:110px}.viewbar{flex-wrap:wrap;padding:7px 15px;gap:5px}#viewSelect{width:100%;max-width:none}.tools{padding:7px 12px}.case-intro{padding:16px 12px}h1{font-size:18px}.case{padding:11px}#viewTabs{gap:17px}.top{height:58px;padding:0 16px}main{height:calc(100vh - 58px)}.filter{display:block}.filter select{margin-top:5px;width:100%}.toolgroup{gap:7px}.scale{display:none}}
:root nav{align-items:center}
.overview-lines g[data-kind="VISIBLE"] path{vector-effect:non-scaling-stroke;stroke-width:.6px}.overview-lines g[data-kind="CUT"] path{vector-effect:non-scaling-stroke;stroke-width:1px}