*{box-sizing:border-box}body{margin:0;background:#edf1f4;color:#182f3d;font:16px/1.5 system-ui,Microsoft JhengHei,sans-serif}header{height:76px;padding:16px 28px;display:flex;align-items:center;justify-content:space-between;background:#102d3b;color:#fff}header b{font-size:23px;letter-spacing:.07em}header span{margin-left:24px;color:#c5d6df;font-size:14px}button,input,select{font:inherit}button{border:1px solid #b5c8d3;background:#fff;color:#183c50;padding:9px 12px;border-radius:7px;cursor:pointer}button:hover{background:#e0eef5}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #d39739}button.primary,button.active{background:#165b78;color:#fff;border-color:#165b78}main{display:grid;grid-template-columns:320px 1fr;height:calc(100vh - 76px)}aside{padding:22px;background:#fff;overflow-y:auto;border-right:1px solid #ced9df}label{display:block;font-size:14px;font-weight:600;margin:0 0 12px}input,select{display:block;width:100%;padding:8px;border:1px solid #b5c8d3;border-radius:5px;color:#193544;background:#fff;margin-top:5px;min-width:0}h2{font-size:17px;margin:20px 0 12px}.fields{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.row,.seg{display:flex;gap:5px}.row button{font-size:14px;padding:8px}.seg button{flex:1}.primary{width:100%}.muted,#size{color:#5c707a;font-size:14px}.workspace{display:flex;flex-direction:column;min-width:0}.toolbar{display:flex;justify-content:space-between;gap:12px;padding:16px 24px;background:#f8fafb;border-bottom:1px solid #cdd9df}.toolbar strong{font-size:21px;margin-right:12px}#status{font-size:14px;color:#556c77}#viewport{position:relative;flex:1;min-height:400px}canvas{display:block;width:100%;height:100%;touch-action:none}footer{font-size:13px;padding:10px 20px;background:#dfe9ee;color:#344f5e}#loading{position:absolute;left:50%;top:45%;transform:translate(-50%,-50%);padding:16px;background:#fff;border-radius:8px}#placement{font-size:14px;color:#99411a;min-height:21px}.pending{background:#edf1f4;padding:12px;border-radius:5px;color:#546877}.import{margin-top:12px}.import input{font-size:13px}dialog{width:min(1100px,95vw);max-height:90vh;border:0;border-radius:10px;padding:14px}dialog::backdrop{background:#102d3baa}dialog img{width:100%}dialog button{position:sticky;top:0;float:right}@media(max-width:800px){header{padding:14px 16px;height:auto}header span{display:block;margin:0;font-size:13px}main{display:flex;flex-direction:column;height:auto}.workspace{order:-1}.toolbar{padding:12px;flex-wrap:wrap}#viewport{height:52vh;min-height:330px;flex:auto}aside{overflow:visible;padding:18px}footer{font-size:12px}.fields{grid-template-columns:repeat(4,1fr)}.toolbar button{padding:7px 9px}#status{display:block}section{max-width:600px}header b{font-size:20px}}[hidden]{display:none!important}.seg{flex-wrap:wrap}.seg button{min-width:80px;font-size:14px;padding:9px 6px}.check{display:flex;align-items:center;gap:8px;font-weight:400}.check input{width:18px;height:18px;margin:0;flex:0 0 18px}#customOptions,details{background:#eef4f7;padding:12px;border-radius:6px;margin-top:12px}summary{cursor:pointer;font-size:14px;font-weight:600}details label{margin-top:12px}input[type=range]{padding:0}#shapeHint{min-height:40px}#viewport canvas{max-width:100%}.viewActions{display:flex;align-items:center;gap:7px;flex-wrap:wrap}.viewCheck{margin:0 6px;font-size:14px}.viewCheck input{width:18px}#lockObjects[aria-pressed=true]{background:#154f6a;color:#fff;border-color:#154f6a}#lockObjects[aria-pressed=false]{background:#fff0d8;color:#6b3c00;border-color:#d9a34c}button:disabled,input:disabled,select:disabled{opacity:.55;cursor:default}.wallViewLabel{margin:0;font-size:12px}.wallViewLabel select{margin:0;max-width:100%;font-size:14px}.viewActions{max-width:100%}.toolbar{flex-wrap:wrap}