@font-face{font-family:serif-fallback;src:local('Georgia')}*{box-sizing:border-box}html,body{margin:0;height:100%;font-family:Arial,Helvetica,sans-serif;color:#29332b;background:#e9eee8}button,input,select{font:inherit}button,a,label,input,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid #d7dbd0;background:#fafbf7;color:#334132;border-radius:9px;padding:10px 14px;transition:background .18s,box-shadow .18s}button:hover,.file-button:hover{background:#e8eddf}button:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #9dab7e;outline-offset:3px}button:disabled{opacity:.4;cursor:default}button.active{background:#485642;color:#fff;border-color:#485642}.primary{background:#485642;border-color:#485642;color:#fff}.primary:hover{background:#34422f}.quiet{border:none;background:transparent}.icon{padding:0;width:35px;height:35px;border-radius:50%;font-size:25px;background:transparent}.wide{width:100%;margin-bottom:12px}.eyebrow{font-size:10px;letter-spacing:1.5px;font-weight:600;color:#7a8574}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}[hidden]{display:none!important}#app,#viewport{position:absolute;inset:0;overflow:hidden}#viewport canvas{display:block;width:100%;height:100%;touch-action:none}.topbar{position:absolute;top:18px;left:24px;right:24px;height:70px;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 18px;background:#fafbf8ef;border:1px solid #fff9;border-radius:14px;box-shadow:0 5px 35px #2633240b;backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#2b362b;white-space:nowrap;font-family:Georgia,serif;font-size:23px}.brand svg{width:37px;height:37px;stroke:#526149;stroke-width:1.3;fill:none}.brand small{display:block;font-family:Arial,sans-serif;font-size:8px;letter-spacing:1.5px;margin-top:6px;color:#7b8674}.views{display:flex;background:#edf0e8;border-radius:10px;padding:4px}.views button{border:none;background:none;font-size:12px;padding:11px 17px;white-space:nowrap}.views button.active{background:#fff;color:#344331;box-shadow:0 2px 6px #28322010}.top-actions{display:flex;align-items:center;gap:10px}.top-actions button{font-size:12px}.top-actions span{margin-left:16px}.scene-title{position:absolute;top:125px;left:44px;pointer-events:none;text-shadow:0 1px 10px #ffffffaa}.scene-title h1{font:normal 39px Georgia,serif;margin:10px 0;color:#33412f}.scene-title p{font-size:12px;margin-top:0;color:#63705a}.scene-controls{position:absolute;right:24px;top:120px;display:grid;gap:6px}.scene-controls button{width:52px;height:53px;padding:4px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:23px;background:#fafbf8ec;border-color:#fff8;box-shadow:0 3px 12px #26332408}.scene-controls span{font-size:8px;letter-spacing:.2px}.scene-controls button[aria-pressed=true]{background:#e1e8d8;border-color:#8a9a7a}.panel{position:absolute;top:103px;right:89px;bottom:105px;width:320px;background:#fafbf8f5;border:1px solid #fff9;border-radius:15px;box-shadow:0 10px 40px #1c2d1b18;backdrop-filter:blur(16px);display:flex;flex-direction:column;overflow:hidden}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:20px 20px 14px}.panel-head h2{font:normal 26px Georgia,serif;margin:7px 0 0}.panel-tabs{display:flex;padding:0 16px;border-bottom:1px solid #dfe3d6}.panel-tabs button{border:none;border-bottom:2px solid transparent;border-radius:0;background:none;font-size:11px;flex:1;padding:12px 0;color:#7d8778}.panel-tabs button.active{border-bottom-color:#53624a;color:#33462d}.tab-body{padding:16px 20px;overflow-y:auto;scrollbar-width:thin}.panel-intro,.fineprint{font-size:11px;line-height:1.6;color:#7a8374;margin:0 0 15px}.fineprint{font-size:10px;margin:6px 0}.palette-list{display:flex;gap:7px;margin-bottom:20px}.palette{width:calc(100% / 3);padding:8px 4px;background:#fff}.palette div{display:flex;justify-content:center;gap:0;margin-bottom:6px}.palette i{width:17px;height:20px;display:block}.palette span{font-size:9px}.palette[aria-pressed=true]{border-color:#637551;box-shadow:0 0 0 1px #637551}.field{display:flex;flex-direction:column;font-size:11px;color:#66715e;gap:7px;margin-bottom:14px}.field select,.field input:not([type=color]){height:36px;width:100%;border:1px solid #dfe3d8;background:#fff;border-radius:7px;padding:8px 9px;font-size:11px;color:#384831}.color-field{display:flex;flex-direction:row;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid #e5e8df}.color-field input[type=color]{height:30px;width:48px;border:1px solid #dce1d2;border-radius:6px;padding:2px;background:#fff;cursor:pointer}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px}.selection-card{background:#eef1e7;border-radius:8px;padding:12px;margin-bottom:14px}.selection-card strong,.selection-card span{display:block;font-size:12px}.selection-card span{font-size:10px;color:#7a8472;margin-top:7px}.button-row{display:flex;gap:8px;margin-bottom:13px}.button-row>*{flex:1;padding:10px 5px;text-align:center;font-size:11px}.file-button{cursor:pointer;border:1px solid #d7dbd0;background:#fafbf7;border-radius:9px}.saved-option{display:flex;gap:6px;margin:6px 0 12px}.saved-option button:first-child{flex:1;text-align:left;font-size:11px}.bottom-area{position:absolute;bottom:21px;left:30px;right:30px;display:flex;align-items:center;justify-content:space-between;gap:15px;pointer-events:none}.bottom-area>*{pointer-events:auto}.location-card{display:flex;align-items:center;gap:14px;padding:15px 17px;background:#fafbf8ec;border:1px solid #fff9;border-radius:12px;box-shadow:0 4px 25px #2633240b;min-width:290px}.location-dot{width:9px;height:9px;background:#7d8e64;border-radius:50%;box-shadow:0 0 0 5px #8b9d6820}.location-card strong{display:block;font:normal 18px Georgia,serif;margin-top:6px}.location-card .eyebrow{font-size:8px}.room-picker{margin-left:12px}.room-picker select{border:none;background:#edf1e6;color:#58684c;border-radius:7px;padding:9px;font-size:10px;max-width:140px}#interaction-hint{font-size:11px;color:#4e6044;background:#fafbf8d9;border-radius:10px;padding:10px 15px;text-align:center}.model-note{display:flex;flex-direction:column;align-items:flex-end;gap:5px;background:#fafbf8d9;padding:9px 12px;border-radius:9px}.model-note span{font-size:8px;letter-spacing:1px;color:#7a8873}.model-note button{padding:0;border:none;background:none;font-size:10px}.walk-pad{position:absolute;bottom:121px;left:32px;text-align:center}.walk-pad button,.look-pad button{width:43px;height:40px;padding:0;font-size:18px;background:#fafbf8de;margin:3px;touch-action:none;user-select:none}.look-pad{position:absolute;bottom:122px;right:30px}#measure-result{position:absolute;bottom:121px;left:50%;transform:translateX(-50%);background:#fffefaed;border:1px solid #d8dfcd;border-radius:9px;padding:8px 8px 8px 18px;display:flex;gap:20px;align-items:center;font-size:13px;max-width:90vw}#clear-measure{border:none;padding:1px 8px;font-size:22px}#toast{position:absolute;bottom:118px;left:50%;transform:translate(-50%,15px);background:#34442ded;color:white;border-radius:9px;padding:12px 20px;font-size:12px;opacity:0;transition:.25s;pointer-events:none;max-width:90vw;z-index:8}#toast.visible{opacity:1;transform:translate(-50%,0)}#loading{position:absolute;inset:0;background:#eff2e9;display:flex;justify-content:center;align-items:center;flex-direction:column;z-index:20}.loading-mark{font:52px Georgia,serif;color:#617354;border:1px solid #b9c5ad;width:90px;height:90px;text-align:center;line-height:90px;border-radius:50%;animation:pulse 2s infinite}#loading p{font-size:13px;color:#75866a;max-width:400px;text-align:center;line-height:1.6}@keyframes pulse{50%{opacity:.4}}dialog{color:#364430;border:none;border-radius:15px;padding:25px;background:#fafbf7;box-shadow:0 20px 80px #1c2e2955;max-width:min(1050px,94vw);max-height:88vh}dialog::backdrop{background:#20342670;backdrop-filter:blur(6px)}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;gap:30px}.dialog-head h2{font:normal 28px Georgia,serif;margin:6px 0}.dialog-head .icon{flex-shrink:0}#reference-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.reference-card{padding:0;overflow:hidden;text-align:left;background:#fff}.reference-card img{width:100%;height:145px;object-fit:cover;display:block}.reference-card span{display:block;font-size:11px;padding:12px;max-width:280px;line-height:1.4}#image-dialog{padding:15px;text-align:center}#image-dialog>.icon{position:absolute;right:20px;top:20px;background:#ffffffdc}#reference-full{display:block;max-width:100%;max-height:73vh;object-fit:contain}#reference-caption{font-size:12px}#about-dialog{max-width:580px}#model-notes{font-size:13px;line-height:1.75;color:#6b7663}#model-notes ul{padding-left:20px}body.measuring #viewport canvas{cursor:crosshair}body.editing #viewport canvas{cursor:grab}@media(max-width:1100px){.brand{font-size:19px}.brand small{font-size:7px}.topbar{left:16px;right:16px;padding:10px 14px}.quiet{display:none}.views button{padding:11px 12px}.bottom-area{left:20px;right:20px}.model-note{display:none}.scene-title{left:30px}.panel{right:81px}.scene-controls{right:17px}.location-card{min-width:0}#interaction-hint{max-width:290px;line-height:1.5}}@media(max-width:720px){.topbar{top:10px;left:10px;right:10px;height:62px;padding:10px}.brand{font-size:18px;gap:6px}.brand svg{width:29px}.brand small{font-size:6px;letter-spacing:1px}.views{position:absolute;top:75px;left:0;background:#fafbf8e6}.views button{padding:10px 14px}.top-actions .primary{font-size:10px;padding:11px 10px}.top-actions span{margin-left:5px}.scene-title{top:144px;left:20px}.scene-title h1{font-size:28px}.scene-title p{font-size:10px}.scene-title>.eyebrow{font-size:8px}.scene-controls{top:85px;right:10px;gap:5px}.scene-controls button{width:44px;height:45px;font-size:20px}.scene-controls span{font-size:7px}.scene-controls #fullscreen{display:none}.panel{top:124px;right:63px;bottom:110px;width:min(310px,calc(100vw - 73px))}.panel-head{padding:15px}.tab-body{padding:15px}.bottom-area{bottom:max(12px,env(safe-area-inset-bottom));left:12px;right:12px;display:block}.location-card{padding:12px;gap:10px;justify-content:space-between}.location-card strong{font-size:17px}.room-picker{margin-left:0}.room-picker select{max-width:135px}#interaction-hint{font-size:9px;padding:8px;max-width:none;margin:5px 0 0;background:#fafbf8c9}.walk-pad{bottom:129px;left:11px}.look-pad{bottom:130px;right:10px}.walk-pad button,.look-pad button{width:37px;height:36px}#measure-result{bottom:138px;min-width:240px;font-size:12px}#toast{bottom:145px;width:max-content;text-align:center}#reference-grid{grid-template-columns:repeat(2,1fr);gap:10px}.reference-card img{height:100px}.reference-card span{padding:8px;font-size:10px}dialog{padding:18px}.dialog-head h2{font-size:23px}}
/* Keep navigation available on tablets and compact screens. */
.top-actions #tour{display:block}
.scene-controls{max-height:calc(100dvh - 240px);overflow-y:auto;scrollbar-width:thin;overscroll-behavior:contain}
body.navigating #viewport canvas{cursor:grabbing}
@media(max-width:720px){
  .topbar{gap:6px}
  .brand{font-size:16px}
  .top-actions{gap:4px}
  .top-actions #tour{font-size:9px;padding:9px 7px}
  .top-actions .primary{font-size:9px;padding:9px 8px}
  .top-actions span{margin-left:3px}
  .scene-controls{max-height:calc(100dvh - 220px)}
}
@media(max-width:380px){.brand svg{display:none}.brand{font-size:15px}.brand small{letter-spacing:.7px}}