:root{--ink:#333333;--accent:#4b4b4b;--muted:#818181;--line:#e1e1e1;--paper:#f6f6f6;--warn:#886127;font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--paper)}button,input,select{font:inherit}button,select,.import-label{cursor:pointer}button{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:7px;padding:9px 12px;font-size:14px;transition:background .15s}button:hover{background:#ececec}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #a2a2a2;outline-offset:2px}button.active{background:var(--accent);color:#fff;border-color:var(--accent)}a{color:var(--accent)}.shell{display:grid;grid-template-columns:242px 1fr;min-height:100vh}.rail{background:#343434;color:#ededed;padding:32px 20px;display:flex;flex-direction:column;gap:26px}.brand{font-size:40px;font-weight:650;color:#fff;display:flex;align-items:center;gap:15px;text-decoration:none}.brand span{font-size:15px;letter-spacing:2px;line-height:1.5}.brand small{font-size:10px;letter-spacing:2px;font-weight:400;color:#b6b6b6}.eyebrow{font-size:11px;letter-spacing:1.6px;font-weight:650;margin:0 0 10px;color:var(--muted)}.rail .eyebrow{color:#b1b1b1;font-size:10px}.rail nav{display:grid;gap:6px;margin-top:-10px}.rail button{background:transparent;border-color:transparent;color:#e1e1e1;text-align:left}.rail nav button{padding:13px 10px;font-size:14px}.rail button.active,.rail button:hover{background:#4e4e4e;color:#fff}.rail-section{border-top:1px solid #555555;padding-top:24px}.rail-add{font-size:13px}#variants{display:grid;gap:5px}.variant{display:flex;align-items:center}.variant button:first-child{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:160px}.rail-bottom{margin-top:auto;font-size:13px;color:#c5c5c5}.rail-bottom p{line-height:1.6;font-size:12px}.rail-bottom button{display:block;padding-left:0}.import-label{display:block;font-size:13px;padding-top:10px}.local-dot{display:inline-block;width:7px;height:7px;background:#c7c7c7;border-radius:50%;margin-right:5px}.workspace{padding:32px 32px 16px;min-width:0}header{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:30px}h1{font-family:Georgia,serif;font-size:32px;letter-spacing:-.6px;font-weight:400;margin:0}h2{font-family:Georgia,serif;font-size:29px;font-weight:400;margin:5px 0 12px}.header-actions{display:flex;align-items:center;gap:16px}.tag{border:1px solid #d5d5d5;font-size:12px;padding:8px 12px;border-radius:20px;white-space:nowrap}.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.primary:hover{background:#5e5e5e}.toolbar{display:flex;justify-content:space-between;gap:10px;margin-bottom:15px}.segmented{background:#ececec;display:flex;padding:4px;gap:3px;border-radius:9px}.segmented button{border:0;background:transparent}.segmented button.active{background:white;color:var(--ink);box-shadow:0 2px 5px #36363610}.toolbar-right{display:flex;gap:8px}select{background:#fff;border:1px solid var(--line);border-radius:7px;color:var(--ink);padding:8px;font-size:14px;max-width:230px}.editor{display:grid;grid-template-columns:minmax(350px,1fr) 282px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;min-height:600px}.canvas-wrap{position:relative;min-height:600px;background:#ebebeb;overflow:hidden}#three,#plan{position:absolute;inset:0}#three canvas{display:block;width:100%;height:100%;touch-action:none}#plan{padding:100px 25px 70px;background:#fbfbfb}#plan svg{display:block;width:100%;height:100%;max-height:510px}.viewport-title{position:absolute;top:23px;left:25px;pointer-events:none;max-width:65%;text-shadow:0 1px 5px #ebebeb}.viewport-title h2{font-size:28px;margin:5px 0}.viewport-title p{font-size:12px;color:#686868;max-width:330px;line-height:1.5}.viewport-title .eyebrow{font-size:10px;color:#666666}.view-tools{position:absolute;bottom:65px;left:20px;display:flex;gap:6px;flex-wrap:wrap}.view-tools button{background:#ffffffde;font-size:12px;padding:9px 10px}.view-bottom{position:absolute;bottom:14px;left:20px;right:20px;display:flex;align-items:center;gap:7px}.view-bottom span{font-size:10px;color:#6b6b6b;margin-right:auto;max-width:260px}.view-bottom button{font-size:11px;padding:7px}.scale-badge{position:absolute;right:20px;top:25px;font-size:11px;border:1px solid #c7c7c7;background:#ebebebab;padding:7px;border-radius:5px}.inspector{padding:20px;background:#fff;border-left:1px solid var(--line);max-height:650px;overflow:auto}.inspector-tabs{display:flex;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:20px;gap:5px}.inspector-tabs button{flex:1;font-size:13px}.field{display:block;font-size:13px;margin:17px 0;color:#636363}.field select,.field input:not([type=color]){width:100%;margin-top:7px;padding:9px;border:1px solid var(--line);border-radius:5px;color:var(--ink);background:#fbfbfb}.field input[type=color]{margin-top:7px;width:100%;height:37px;border:1px solid var(--line);background:white}.row{display:flex;gap:10px}.row>*{flex:1;min-width:0}.note{font-size:12px;color:#808080;line-height:1.65}.swatches{display:grid;grid-template-columns:1fr 1fr 1fr;gap:7px;margin:12px 0 20px}.swatch{height:56px;border:3px solid white;outline:1px solid #dddddd}.swatch:nth-child(1){background:linear-gradient(33deg,#9e9e96,#b1b1a7)}.swatch:nth-child(2){background:linear-gradient(110deg,#b7a28c,#e0d2be)}.swatch:nth-child(3){background:#566563}.swatch:hover{outline:2px solid var(--accent)}.upload{display:block;text-align:center;padding:12px;border:1px dashed #b6b6b6;border-radius:7px;font-size:12px;cursor:pointer}.thumb{width:100%;height:120px;object-fit:cover;border-radius:6px;margin-top:10px}.bottom-info{display:flex;justify-content:space-between;align-items:center;margin:19px 0;gap:15px}.bottom-info>div{display:flex;gap:13px;align-items:center}.step{font-family:Georgia,serif;font-size:26px;color:#a5a5a5}.bottom-info strong{font-size:14px;font-weight:500}.bottom-info p{font-size:12px;color:var(--muted);margin:5px 0}.warning-button{border-color:#e0d1ae;background:#f6f0e1;color:var(--warn);font-size:12px;white-space:nowrap}.checks{font-size:12px;color:#a25629;line-height:1.6;margin-bottom:10px}footer{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:14px;color:#929292;font-size:10px;letter-spacing:.6px}dialog{border:1px solid var(--line);border-radius:12px;width:min(850px,92vw);padding:25px;color:var(--ink);max-height:85vh}dialog::backdrop{background:#25252566;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head button{font-size:24px;border:0}.dialog-head h2{font-size:26px}.conflict{padding:15px 0;border-top:1px solid var(--line);line-height:1.7;font-size:14px}.conflict strong{color:#92672a;margin-right:10px}#toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%);background:#343434;color:white;padding:12px 20px;border-radius:8px;display:none;z-index:1000;font-size:14px;box-shadow:0 5px 30px #25252533;max-width:90vw}.content-card{background:white;border:1px solid var(--line);border-radius:10px;padding:25px;margin:15px 0}.content-card p,.content-card li{line-height:1.8;font-size:15px}.content-card h3{font-size:18px;font-weight:550}.content-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.source-image{width:100%;max-height:360px;object-fit:contain;background:#f2f2f2}.table-scroll{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;color:#787878;background:#f0f0f0;font-weight:500}th,td{padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}td input{width:110px;border:1px solid var(--line);padding:7px;border-radius:4px}.budget{display:flex;gap:25px;flex-wrap:wrap}.budget strong{display:block;font-family:Georgia,serif;font-size:29px;margin-top:5px}.budget small{color:var(--muted)}.legend-list{display:grid;gap:8px;font-size:13px}.data-input{font-size:13px}#contentPage [data-open-source]{cursor:pointer}.loading{padding:150px 30px;text-align:center}.selected-item{padding:10px;border:1px solid #c0c0c0;border-radius:6px;margin-bottom:12px;font-size:13px}.measure-status{font-size:10px;color:#99712d;margin-top:4px}.action-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:15px}[hidden]{display:none!important}@media(min-width:1600px){.workspace{padding:40px 45px}.editor{min-height:730px}.canvas-wrap{min-height:730px}.inspector{max-height:730px}#plan svg{max-height:640px}}@media(max-width:1200px){.shell{grid-template-columns:200px 1fr}.rail{padding:25px 12px}.workspace{padding:25px 20px}.header-actions .tag{display:none}h1{font-size:27px}.editor{grid-template-columns:minmax(300px,1fr) 250px}.viewport-title{max-width:60%}.viewport-title h2{font-size:23px}.scale-badge{top:110px;font-size:10px}}@media(max-width:950px){.shell{grid-template-columns:1fr}.rail{padding:15px;display:block}.brand{font-size:25px}.brand span{font-size:11px}.brand small{display:none}.rail>.eyebrow,.rail-section,.rail-bottom{display:none}.rail nav{display:flex;margin:12px 0 0;overflow:auto}.rail nav button{white-space:nowrap;padding:10px}.workspace{padding:18px}.editor{grid-template-columns:1fr 250px}.toolbar{flex-wrap:wrap}.canvas-wrap{min-height:600px}.content-grid{grid-template-columns:1fr}}@media(max-width:680px){header{align-items:flex-start;margin-bottom:20px}h1{font-size:24px}.header-actions button{font-size:12px}.workspace{padding:14px}.editor{display:block}.canvas-wrap{min-height:520px}.inspector{max-height:none;border-left:0;border-top:1px solid var(--line)}.viewport-title{max-width:75%}.scale-badge{top:130px;right:15px}.toolbar-right{width:100%}.toolbar-right select{width:50%;font-size:12px}.segmented{width:100%}.segmented button{flex:1;font-size:12px}.bottom-info{align-items:flex-start;flex-direction:column}footer span{display:none}.view-bottom span{max-width:160px}.view-tools button{font-size:11px}.rail nav button{font-size:12px}.content-card{padding:16px}th,td{padding:9px 6px}.row .field{margin-top:5px}}

.rail{min-width:0}#mobileProject{display:none}@media(max-width:950px){.shell{grid-template-columns:minmax(0,1fr)}#mobileProject{display:block;margin:8px 0 0;padding:6px 10px;border:1px solid #737373}}

.view-tools{flex-wrap:wrap;max-width:calc(100% - 40px)}

/* Compact view controls and page-sized modelling workspace. */
.model-bar{display:flex;align-items:center;gap:8px;margin-bottom:12px;position:relative;z-index:15}
.model-bar button,.model-bar summary{font:500 12px Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;padding:8px 11px;white-space:nowrap}
.model-bar-note{font-size:11px;color:#777;flex:1}.model-bar #expandModel{margin-left:auto}
#toggleInspector{display:none}#viewSettings summary{cursor:pointer;list-style:none;border:1px solid #d6d6d6;border-radius:6px;background:white}#viewSettings summary::-webkit-details-marker{display:none}
#viewSettings .toolbar{position:absolute;top:42px;left:0;width:310px;max-width:calc(100vw - 28px);padding:12px;margin:0;display:grid;background:#fff;border:1px solid #ddd;box-shadow:0 12px 35px #0002;border-radius:8px;gap:10px}
#viewSettings .segmented{width:100%}#viewSettings .segmented button{font-size:11px;padding:7px;flex:1}#viewSettings .toolbar-right{display:grid;grid-template-columns:1fr;gap:7px;width:100%}#viewSettings select{max-width:none;width:100%;font-size:12px}
.viewport-title h2{font-size:22px}.viewport-title p{font-size:11px}.view-tools button{font-size:11px;padding:7px 9px}
body.focus-mode{overflow:hidden}.focus-mode .rail,.focus-mode .workspace>header,.focus-mode footer,.focus-mode .bottom-info,.focus-mode #checks{display:none}
.focus-mode .workspace{position:fixed;inset:0;z-index:100;padding:0;background:#eee}.focus-mode #modelPage{height:100dvh;display:flex;flex-direction:column}
.focus-mode .model-bar{flex-shrink:0;margin:0;padding:10px 14px;border-bottom:1px solid #d8d8d8;background:#fafafa;height:54px}
.focus-mode #viewSettings .toolbar{top:49px;left:14px}.focus-mode .editor{flex:1;min-height:0;display:block;position:relative;border:0;border-radius:0}
.focus-mode .canvas-wrap{height:100%;min-height:0}.focus-mode .inspector{display:none}.focus-mode #toggleInspector{display:block}
.focus-mode.focus-inspector .inspector{display:block;position:absolute;right:12px;top:12px;bottom:95px;width:280px;max-width:calc(100% - 24px);max-height:none;overflow:auto;border:1px solid #ddd;border-radius:8px;box-shadow:0 8px 25px #0002;z-index:12;background:white}
.focus-mode .viewport-title{top:18px;left:20px}.focus-mode .viewport-title h2{font:500 17px Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;margin:0}.focus-mode .viewport-title p,.focus-mode .viewport-title .eyebrow,.focus-mode .scale-badge,.focus-mode .view-bottom>span{display:none}
.focus-mode .view-tools{bottom:24px}.focus-mode .view-bottom{left:auto;right:20px;bottom:24px}.focus-mode #plan{padding:55px 25px 85px}.focus-mode #plan svg{max-height:none}
@media(max-width:680px){.model-bar-note{display:none}.focus-mode .model-bar{padding:8px;gap:5px}.model-bar button,.model-bar summary{font-size:11px;padding:8px}.focus-mode .view-tools{bottom:75px;left:12px;max-width:calc(100% - 24px)}.focus-mode .view-bottom{bottom:22px;right:12px}.focus-mode .viewport-title{left:12px}.focus-mode.focus-inspector .inspector{bottom:125px}}