:root{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:#19372f;background:#f5f7f3}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer;border:1px solid #cbd8d1;border-radius:10px;padding:10px 13px;background:#fff;color:#183b31;font-weight:650}button:hover{background:#edf4ef}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #d49a34;outline-offset:2px}header{background:#153a30;color:white;display:flex;align-items:center;justify-content:space-between;padding:13px max(20px,calc((100vw - 1320px)/2));gap:16px}.brand{font-weight:800;font-size:21px;color:white;text-decoration:none;display:flex;align-items:center;gap:10px}.mark{background:#edb953;color:#183a31;border-radius:10px;padding:7px 11px}.back{color:white;text-decoration:none;font-weight:600}main{max-width:1320px;margin:auto;padding:30px 20px 50px}.intro{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:24px}.intro p{margin:8px 0;color:#5a6c61;line-height:1.5}.intro .eyebrow{color:#ad7827;font-size:13px;font-weight:800;letter-spacing:.12em}h1{font-size:clamp(27px,4vw,39px);margin:0}h2{font-size:18px;margin:0 0 15px}.intro button{background:#173d32;color:white;white-space:nowrap}.workspace{display:grid;grid-template-columns:minmax(290px,345px) minmax(0,1fr);gap:20px;align-items:start}.controls{display:grid;gap:16px}.controls section,.scene-column{background:white;border:1px solid #dfe6de;border-radius:18px;padding:20px;box-shadow:0 8px 28px #15392d0a}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}label{font-size:14px;font-weight:650;display:block;margin-bottom:10px}input:not([type=file]){display:block;width:100%;padding:10px 11px;margin-top:6px;border:1px solid #cdd8cf;border-radius:9px;font-size:16px;background:#fff}small,.hint,.scene-help{color:#64766b;font-size:14px;line-height:1.45}.catalog{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.catalog button{text-align:left;font-size:14px}.hint{margin-bottom:0}.actions{display:flex;gap:8px;flex-wrap:wrap}.danger{color:#a43e39}.scene-column{min-width:0}.scene-head,.list-head{display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:750}.scene-head button{font-size:22px;line-height:1}canvas{display:block;width:100%;height:470px;margin-top:12px;border-radius:12px;background:#e8f0e9;touch-action:manipulation}.scene-help{margin:9px 0 22px}.items{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:8px;margin:12px 0 18px}.items button{text-align:left;min-height:48px}.items .active{border-color:#b57e29;background:#fff4d9}.import{border-top:1px solid #e3e9e4;padding-top:16px;color:#245843;cursor:pointer}.import input{display:block;margin-top:9px;max-width:100%}#status{font-size:14px;color:#42624d;min-height:20px}@media(max-width:800px){main{padding:20px 12px 35px}.workspace{grid-template-columns:1fr}.controls{grid-template-columns:1fr 1fr}.controls section:last-child{grid-column:1/-1}.intro{align-items:start}.intro button{white-space:normal}canvas{height:370px}}@media(max-width:550px){.controls{grid-template-columns:1fr}.controls section:last-child{grid-column:auto}.intro{display:block}.intro button{margin-top:10px}.controls section,.scene-column{padding:16px}canvas{height:310px}}
.view-tabs{display:flex;gap:8px;margin-top:15px}.view-tabs button{flex:1}.view-tabs button.active{background:#173d32;color:white;border-color:#173d32}canvas[hidden],button[hidden]{display:none!important}#download-plan{background:#173d32;color:#fff;margin-bottom:20px}
/* Clear architectural workspace */
.scene-column{padding:22px;background:#fff;border-color:#cddbd3;box-shadow:0 14px 40px #18382e10}.scene-head{font-size:18px}.scene-head button{min-width:46px;min-height:44px}#scene{height:560px;border:1px solid #d0ddd5;border-radius:15px}.view-tabs{max-width:380px}.view-tabs button{min-height:44px}.controls section{border-radius:15px}.catalog button{min-height:44px}.scene-help{max-width:65ch}@media(max-width:800px){.scene-column{grid-row:1}#scene{height:440px}}@media(max-width:550px){#scene{height:365px}.scene-column{padding:12px}.scene-head{font-size:16px}.scene-help{font-size:14px}}
#scene,#floor-plan{touch-action:none;cursor:grab}#cancel-place{margin-bottom:16px;background:#fff4d9;border-color:#d0a54e;min-height:44px}
.quick-tools{margin-top:12px;border:1px solid #cfdbd3;border-radius:12px;padding:14px;background:#f5f8f5}.quick-tools [hidden]{display:none!important}.quick-add{display:flex;gap:8px;align-items:end;flex-wrap:wrap}.quick-add label{width:100%;margin:0}.quick-add select{flex:1;min-width:130px;font:inherit;padding:10px;border:1px solid #bfcfc4;border-radius:8px;background:white}.quick-tools button{min-height:44px}.quick-tools .danger{background:#fff0ed;border-color:#d59d94}#quick-name{display:block;margin:15px 0 10px}#quick-selection label,.camera-control label{margin-top:12px}.quick-tools output{float:right}.quick-tools input[type=range]{width:100%;padding:0;height:36px;accent-color:#1b6448;cursor:pointer}.quick-tools #angle-number{max-width:110px}.camera-control{border-top:1px solid #d6e1d8;margin-top:12px}#quick-empty{font-size:14px;color:#5c7163}