:root{--studio-accent:#29685b;--studio-ink:#263c35;--studio-muted:#66726d;--studio-line:#dce3de}
#studioLibrary{background:var(--studio-accent)}#studioEdit{border:1px solid var(--studio-line);background:#fff}#studioName{font-size:12px;color:var(--studio-muted);max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #609c8b;outline-offset:3px}button:disabled{opacity:.45;cursor:not-allowed}button{cursor:pointer}
.studio-dialog{padding:0;border:1px solid var(--studio-line);border-radius:18px;color:var(--studio-ink);background:#f7f8f5;box-shadow:0 24px 100px #172b2940;width:min(1160px,94vw);max-width:none;max-height:92dvh;font:14px/1.6 -apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;overflow:auto}
.studio-dialog::backdrop{background:#172b2966;backdrop-filter:blur(4px)}.studio-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:24px 30px;background:#fff;border-bottom:1px solid var(--studio-line)}.studio-eyebrow{font-size:11px;letter-spacing:3px;color:var(--studio-accent);font-weight:700}.studio-head h1{font-size:26px;line-height:1.3;margin:4px 0}.studio-head p{margin:6px 0 0;color:var(--studio-muted)}.studio-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.s-btn{border:1px solid var(--studio-line);background:#fff;color:var(--studio-ink);border-radius:8px;padding:9px 15px;min-height:40px;font:inherit;transition:background .15s,border-color .15s}.s-btn:hover{background:#edf3ee;border-color:#8bafa2}.s-btn.primary{background:var(--studio-accent);color:#fff;border-color:var(--studio-accent)}.s-btn.primary:hover{background:#1d5147}.s-btn.danger{color:#a33636}.s-btn[aria-pressed=true],.s-btn.active{background:#dcece5;border-color:#538c7c;color:#214c41}.studio-body{padding:24px 30px}.studio-section{display:flex;justify-content:space-between;align-items:center;margin:4px 0 16px}.studio-section h2{font-size:16px;margin:0}.studio-section small,.studio-muted{color:var(--studio-muted)}.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:28px}.plan-card{border:1px solid var(--studio-line);border-radius:12px;overflow:hidden;background:#fff;transition:border-color .15s}.plan-card.current{border:2px solid var(--studio-accent)}.plan-preview{height:158px;background:#edf0e9;display:flex;align-items:center;justify-content:center;position:relative}.plan-preview svg{width:88%;height:88%}.plan-label{position:absolute;left:12px;top:12px;background:#fff;padding:2px 9px;border-radius:4px;font-size:11px;color:#38594b}.plan-info{padding:16px}.plan-info h3{margin:0 0 5px;font-size:16px}.plan-info p{font-size:12px;color:var(--studio-muted);margin:0 0 14px}.plan-info .studio-actions{gap:6px}.plan-info .s-btn{font-size:12px;min-height:34px;padding:6px 10px}.studio-note{padding:12px 16px;background:#eaf1e9;border:1px solid #d2e0d2;border-radius:8px;color:#3e5c4c;font-size:13px}.studio-note.warning{background:#fff5df;border-color:#eddcb4;color:#745728}.studio-note p{margin:4px 0}.studio-foot{padding:14px 30px;border-top:1px solid var(--studio-line);display:flex;justify-content:space-between;gap:14px;font-size:12px;color:var(--studio-muted)}.studio-foot a{color:var(--studio-accent)}
#studioEditor{width:min(1500px,98vw);height:94dvh;max-height:94dvh;overflow:hidden;flex-direction:column}#studioEditor[open]{display:flex}#studioEditor .studio-head{padding:14px 22px}#studioEditor h1{font-size:20px}.draft-toolbar{display:flex;gap:6px;flex-wrap:wrap;padding:10px 18px;background:#fff;border-bottom:1px solid var(--studio-line)}.draft-toolbar .s-btn{padding:7px 12px;min-height:36px;font-size:13px}.draft-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;min-height:0;flex:1}.draft-canvas{background:#eff2ed;min-height:0;position:relative;overflow:hidden}.draft-canvas svg{display:block;width:100%;height:100%;touch-action:none}.draft-help{position:absolute;left:16px;bottom:14px;right:16px;pointer-events:none;font-size:12px;color:#415d51;background:#ffffffec;padding:8px 12px;border:1px solid var(--studio-line);border-radius:7px}.draft-sidebar{overflow:auto;padding:18px;background:#fff;border-left:1px solid var(--studio-line)}.draft-sidebar h3{margin:0 0 12px;font-size:14px}.draft-sidebar section{margin-bottom:22px}.draft-sidebar label{display:block;font-size:12px;color:#53685f;margin:10px 0}.draft-sidebar input:not([type=range]),.draft-sidebar select{width:100%;box-sizing:border-box;border:1px solid #bfcfc5;padding:8px;border-radius:6px;min-height:36px;font:inherit;color:var(--studio-ink);background:#fff}.draft-sidebar input[type=range]{width:100%}.draft-fields{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}.draft-stats{display:flex;gap:12px;font-size:12px;color:#506b5e;margin:12px 0}.draft-sidebar .s-btn{font-size:12px;padding:6px 10px;min-height:34px}.draft-empty{font-size:13px;color:var(--studio-muted)}.draft-file{display:none}.draft-pill{font-size:11px;padding:3px 9px;background:#e4eee7;border-radius:20px;white-space:nowrap}#studioAlert{position:fixed;z-index:10000;left:50%;bottom:28px;transform:translateX(-50%);background:#233e34;color:white;border-radius:9px;padding:12px 20px;max-width:80vw;box-shadow:0 4px 25px #0002;font:14px/1.5 sans-serif}#studioAlert:empty{display:none}.draft-status{margin:0;font-size:12px;color:#53685f}.draft-save{padding:10px 20px;background:#fff;border-top:1px solid var(--studio-line);display:flex;justify-content:space-between;align-items:center;gap:12px}.studio-dialog input[type=search]{border:1px solid var(--studio-line);border-radius:7px;padding:8px 12px;max-width:230px;font:inherit}.empty-library{padding:25px;text-align:center;color:var(--studio-muted);grid-column:1/-1}
@media(max-width:800px){.plan-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.studio-head{padding:18px;align-items:flex-start;flex-wrap:wrap}.studio-body{padding:18px}.studio-head h1{font-size:22px}.draft-layout{grid-template-columns:minmax(0,1fr) 210px}.draft-sidebar{padding:12px}.studio-foot{padding:12px 18px}.studio-section{align-items:flex-start;gap:12px;flex-wrap:wrap}}@media(max-width:520px){.plan-grid{grid-template-columns:1fr}.studio-dialog{width:96vw;border-radius:12px}.studio-head p{font-size:12px}#studioEditor .studio-head{padding:10px 12px}.draft-layout{grid-template-columns:1fr;grid-template-rows:minmax(200px,1fr) 180px}.draft-sidebar{border-left:0;border-top:1px solid var(--studio-line)}.draft-sidebar section{display:inline-block;vertical-align:top;width:calc(50% - 14px);margin:0 10px 12px 0}.draft-toolbar{padding:8px}.draft-save{padding:8px 12px;font-size:12px}.draft-help{left:8px;right:8px;bottom:8px;font-size:11px}.studio-foot{flex-wrap:wrap}#studioName{display:none}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* Keep validation and recovery inside the dialog's top layer. */
.draft-workflow{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 18px;border-bottom:1px solid var(--studio-line);background:#edf4ef;font-size:12px;color:#355b4c;flex-shrink:0}.draft-workflow .s-btn{font-size:12px;padding:5px 10px;min-height:32px}.draft-notice{padding:11px 18px;background:#edf5ef;color:#294f3d;border-bottom:1px solid #cedfd4;font-size:13px;flex-shrink:0;max-height:145px;overflow:auto}.draft-notice.error{background:#fff2df;color:#734713;border-color:#e6c998}.draft-notice[hidden],.draft-notice button[hidden],.draft-workflow button[hidden]{display:none}.draft-notice .s-btn{margin-left:10px;font-size:12px;padding:5px 10px;min-height:32px}.draft-notice:focus{outline:3px solid #ad7730;outline-offset:-3px}.draft-save .draft-status{max-height:55px;overflow:auto}.studio-dialog #studioAlert{position:sticky;bottom:0;left:0;transform:none;max-width:none;z-index:auto;margin:12px;border-radius:8px}.draft-dialog[hidden]{display:none}@media(max-width:520px){.draft-workflow{align-items:flex-start;flex-direction:column;gap:5px;padding:6px 12px}.draft-notice{max-height:110px;padding:8px 12px;font-size:12px}.draft-notice .s-btn{margin:6px 0 0;display:block}.draft-dialog .studio-actions{gap:4px}}

.calibration-panel{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 18px;background:#fff3e7;border-bottom:1px solid #e8c8aa;color:#75431a;flex-shrink:0;font-size:13px}.calibration-panel[hidden]{display:none}.calibration-panel label{display:flex;align-items:center;gap:8px}.calibration-panel input{width:100px;min-height:36px;border:1px solid #b9926e;border-radius:6px;padding:5px 9px;color:#263c35;background:white;font:inherit}.calibration-panel .s-btn{padding:7px 12px;min-height:36px;font-size:13px}.calibration-note{width:100%;font-size:12px}.calibrating{cursor:crosshair}.calibrating [data-cal-handle]{cursor:move}@media(max-width:520px){.calibration-panel{padding:7px 12px;gap:7px;font-size:12px}.calibration-note{display:none}}
.canvas-inspector{position:absolute;z-index:4;left:14px;top:14px;display:flex;align-items:center;flex-wrap:wrap;gap:9px;padding:11px 13px;border:1px solid #b8cec1;border-radius:11px;box-shadow:0 5px 20px #203a2920;background:#fffffff5;max-width:calc(100% - 28px);box-sizing:border-box;color:#264e3f;font-size:12px}.canvas-inspector[hidden]{display:none}.canvas-inspector strong{font-size:13px}.canvas-inspector label{display:flex;flex-direction:column;gap:3px;font-size:11px;color:#4c6559}.canvas-inspector input{width:84px;box-sizing:border-box;border:1px solid #a8bdaf;border-radius:6px;background:#fff;padding:6px 8px;font:13px -apple-system,sans-serif;min-height:34px;color:#243e31}.canvas-inspector small{flex-basis:100%;color:#5c7165;font-size:11px}.canvas-inspector .s-btn{min-height:34px;padding:5px 9px;font-size:12px}.canvas-navigation{position:absolute;right:14px;bottom:76px;display:flex;align-items:center;gap:3px;background:#fffffff2;border:1px solid #c8d8ca;border-radius:9px;padding:4px;box-shadow:0 3px 15px #264b3115}.canvas-navigation .s-btn{padding:6px 9px;min-height:34px;border:0;background:transparent;font-size:12px}.canvas-navigation span{font-size:12px;min-width:38px;text-align:center;color:#4c6559}.opening-ghost{position:fixed;z-index:30;pointer-events:none;border:1px solid #ba8970;background:#fff6ee;padding:9px 14px;color:#7b4a30;border-radius:8px;font-size:13px;box-shadow:0 4px 16px #0002}.opening-ghost.valid{background:#e8f4ee;border-color:#5d9b83;color:#245b46}.opening-ghost[hidden]{display:none}#draftTools [data-tool=door],#draftTools [data-tool=window]{touch-action:none;cursor:grab;user-select:none}#draftSvg{cursor:default}#draftSvg.pan-tool,#draftSvg.space-pan{cursor:grab}#draftSvg.panning{cursor:grabbing}#draftSvg [data-kind=opening],#draftSvg [data-kind=room]{cursor:move}#draftSvg [data-kind=wall]{cursor:move}#draftSvg [data-transform^=opening],#draftSvg [data-transform^=wall]{cursor:ew-resize}#draftSvg [data-transform=room-nw],#draftSvg [data-transform=room-se]{cursor:nwse-resize}#draftSvg [data-transform=room-ne],#draftSvg [data-transform=room-sw]{cursor:nesw-resize}#draftSvg [data-transform=room-n],#draftSvg [data-transform=room-s]{cursor:ns-resize}#draftSvg [data-transform=room-w],#draftSvg [data-transform=room-e]{cursor:ew-resize}#draftSvg.calibrating{cursor:crosshair}@media(max-width:520px){.canvas-inspector{left:8px;top:8px;max-width:calc(100% - 16px);padding:7px 9px;gap:6px}.canvas-inspector input{width:70px}.canvas-navigation{bottom:76px;right:8px}.canvas-navigation .s-btn{padding:5px 7px}.canvas-inspector small{display:none}}
.canvas-inspector{width:min(360px,calc(100% - 28px))}.draft-help{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:7px 10px}#draftSvg.pan-tool [data-kind],#draftSvg.space-pan [data-kind]{cursor:grab}#draftSvg.panning [data-kind]{cursor:grabbing}
.canvas-inspector{width:max-content;max-width:calc(100% - 28px);padding:8px 11px}.canvas-inspector label{flex-direction:row;align-items:center;white-space:nowrap}.canvas-inspector input{width:70px;min-height:32px}.canvas-inspector small{display:none}.canvas-inspector strong{cursor:grab;touch-action:none;user-select:none}.canvas-inspector:has(strong:active){cursor:grabbing}
.canvas-inspector strong::before{content:'';display:inline-block;width:8px;height:14px;margin-right:6px;vertical-align:-2px;background:radial-gradient(circle,#729383 1px,transparent 1.3px) 0 0/4px 5px}
/* Publish is separate from the existing JSON export: it creates a server snapshot. */
#studioPublish{background:#29685b;color:#fff}.publish-dialog{width:min(560px,94vw)}.publish-dialog .studio-head{padding:20px 24px}.publish-dialog .studio-head h1{font-size:23px}.publish-dialog .studio-body{padding:20px 24px}.publish-name{font-size:16px;font-weight:600;overflow-wrap:anywhere}.publish-row{display:flex;gap:8px;margin:8px 0}.publish-row input{min-width:0;flex:1;padding:10px;border:1px solid #becfc2;border-radius:7px;background:white;color:#244f42;font:13px ui-monospace,monospace}.publish-row .s-btn{flex-shrink:0}.publish-dialog label{font-weight:600}.publish-dialog .studio-muted,.publish-note{font-size:12px;line-height:1.8}.publish-open{display:inline-flex;text-decoration:none;margin-top:14px}.publish-note{margin-top:18px;color:#63746b}.publish-dialog [hidden]{display:none!important}#publishProgress{overflow-wrap:anywhere}#publishFeedback{color:#29685b;min-height:1.6em}@media(max-width:400px){.publish-dialog .studio-body,.publish-dialog .studio-head{padding:16px}.publish-row{gap:5px}.publish-row .s-btn{padding:8px}.publish-row input{font-size:12px}}

.publish-storage-note{padding:12px 14px;border:1px solid #dfd4b7;border-radius:10px;background:#fcf5e7;color:#66522d;font-size:13px;line-height:1.8}.publish-storage-note p{margin:0 0 8px}.publish-storage-note p:last-child{margin-bottom:0}.publish-storage-note strong{color:#77511c;font-weight:600}

/* A compact side tab leaves the drawing surface clear until controls are needed. */
#studioEditor details.canvas-navigation{display:block;right:8px;top:50%;bottom:auto;transform:translateY(-50%);padding:0;max-width:120px;z-index:5;border-radius:12px;overflow:hidden}#studioEditor .canvas-navigation>summary{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-width:48px;min-height:48px;padding:5px;list-style:none;cursor:pointer;color:#315d4c;touch-action:manipulation}#studioEditor .canvas-navigation>summary::-webkit-details-marker{display:none}#studioEditor .canvas-navigation>summary:focus-visible{outline:3px solid #478d70;outline-offset:-3px}#studioEditor .canvas-navigation .canvas-nav-caption{min-width:0;font-size:11px;line-height:1.3}#studioEditor .canvas-navigation-controls{display:flex;flex-direction:column;align-items:stretch;gap:2px;padding:4px;border-top:1px solid #dce3de}#studioEditor .canvas-navigation:not([open]) .canvas-navigation-controls{display:none}#studioEditor .canvas-navigation-controls .s-btn{min-width:48px;min-height:44px;padding:6px 10px}#studioEditor .canvas-navigation-controls>span{padding:4px;font-size:11px}
#studioEditor details.canvas-navigation{max-height:calc(100% - 16px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}#studioEditor .canvas-navigation>summary{position:sticky;top:0;z-index:1;background:#fffdf9}