:root{font:15px/1.45 system-ui;color:#233b43;background:#f3f6f6}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid #c7d4d8;border-radius:7px;padding:9px 13px;background:white;color:#24414a}button:hover{background:#e8f0f1}button:disabled{opacity:.5;cursor:default}.primary{background:#126c68;color:white;border-color:#126c68}.primary:hover{background:#0c5552}.danger{color:#9b3828}header{display:flex;justify-content:space-between;align-items:center;padding:20px 26px;background:white;border-bottom:1px solid #d9e1e3}header b{font-size:20px}.tag{font-size:10px;letter-spacing:.12em;color:#667d82;margin-left:20px}h1{font-size:23px;margin:7px 0 0}h2{font-size:19px;margin:0 0 14px}.save-tools{display:flex;gap:9px;align-items:flex-end}label{display:block;font-size:13px;font-weight:600;margin:0 0 12px}input:not([type=checkbox]),select,textarea{display:block;width:100%;border:1px solid #bacbd0;border-radius:6px;background:white;padding:8px;margin-top:5px;color:#233b43}.save-tools label{margin:0}.notice{padding:12px 26px;background:#edf4f1;font-size:13px}main{display:grid;grid-template-columns:215px minmax(450px,1fr) 300px;gap:1px;background:#dce5e6;min-height:calc(100vh - 190px)}aside,.viewer{background:white;padding:18px}.inventory{max-height:calc(100vh - 175px);overflow:auto}.history{display:flex;gap:7px;margin:10px 0 18px}#door-list button{display:block;width:100%;text-align:left;margin:6px 0;font-size:13px}#door-list small{display:block;color:#58727a}.selected{border:2px solid #167a70!important}#removed{margin-top:20px;font-size:13px}#removed-list button{margin-top:8px}.viewbar{display:flex;align-items:center;gap:18px}.viewbar label{margin:0}.viewbar select{min-width:150px}.viewer{background:#f6f8f8;min-width:0}#hint,.legend,.micro{font-size:12px;color:#587079}#drawing-wrap{background:white;border:1px solid #d3dfe2;overflow:auto}#drawing{display:block;width:100%;min-width:620px;touch-action:none}#drawing.marking{cursor:crosshair}#markers rect{fill:transparent;stroke-width:1.3;cursor:pointer}#markers text{font-size:8px;font-weight:bold;paint-order:stroke;stroke:white;stroke-width:2px;pointer-events:none}#mark-box{fill:#20857818;stroke:#168177;stroke-width:1.5;pointer-events:none}.editor{overflow:auto;max-height:calc(100vh - 175px)}.pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.leaf{background:#f2f6f6;padding:10px;margin:10px 0}.leaf strong{font-size:13px}.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.actions button{font-size:13px}#warning{font-size:13px;color:#895613;background:#fff4dd;padding:8px}#warning:empty{display:none}footer{position:sticky;bottom:0;display:flex;justify-content:space-between;padding:11px 24px;background:#163c43;color:white;font-size:13px;gap:20px}.error{color:#ffcba5}#count{font-size:14px;color:#607981}@media(max-width:1000px){main{grid-template-columns:180px minmax(400px,1fr)}.editor{grid-column:1/-1;max-height:none}header{align-items:flex-start;gap:16px;flex-wrap:wrap}.inventory{max-height:80vh}}@media(max-width:650px){main{display:flex;flex-direction:column}.save-tools{flex-wrap:wrap}.inventory{max-height:260px}.editor{max-height:none}.viewer{padding:10px}}

.library{display:grid;grid-template-columns:300px minmax(0,1fr);max-width:1200px;margin:28px auto;gap:24px;background:transparent;min-height:70vh;padding:0 20px}.upload-card,.drawing-card{background:white;padding:24px;border-radius:12px;border:1px solid #d5e0e2}.drawing-row{border-top:1px solid #d5e0e2;padding:16px 0}.drawing-row h3{overflow-wrap:anywhere;margin:0 0 8px}.button-link{display:inline-block;background:#126c68;color:white;text-decoration:none;padding:10px 15px;border-radius:7px}.viewbar{flex-wrap:wrap}#drawing-title{overflow-wrap:anywhere}header a{color:#126c68;font-size:13px}@media(max-width:700px){.library{display:flex;flex-direction:column}}

#room-form{padding:14px;background:#edf4f1;border:1px solid #b8d2c8;margin-bottom:18px}#room-list button{display:block;width:100%;margin:6px 0;text-align:left;font-size:12px}.inventory>button{width:100%;margin-bottom:8px}#add-room-inline{margin-bottom:14px}

/* Review09: visible unique IDs, contextual search and selection focus. */
.door-detail{display:block;font-size:12px;color:#46616b;margin:3px 0}.door-search{margin-top:16px}#search-count:empty{display:none}#door-list button{overflow-wrap:anywhere}#drawing{min-width:0}#markers rect{vector-effect:non-scaling-stroke;stroke-width:2px}#markers rect.selected-marker{stroke:#7135b1;stroke-width:4px;fill:#7135b116}#markers rect:focus{outline:none;stroke:#7135b1;stroke-width:4px}#hint{font-size:13px;line-height:1.5}.viewbar button{font-size:12px}.selected{background:#f4effb!important;border-color:#7135b1!important}@media(max-width:650px){.inventory{max-height:340px}.viewbar{gap:10px}}

.review-next{margin:0 0 8px}#next-step{margin:10px 0 0;font-weight:600}.save-tools{flex-wrap:wrap}