:root{font-family:"Segoe UI",Arial,sans-serif;color:#263548;background:#f5f7fa;font-synthesis:none;--accent:#225edb;--line:#dce2ea;--muted:#617186;--blue:#eaf1ff;--panel:#fff}*{box-sizing:border-box}body{margin:0}button,select,input{font:inherit}button,select{color:inherit}button{cursor:pointer;border:1px solid var(--line);background:white;border-radius:7px;min-height:42px;padding:9px 13px;font-size:14px;font-weight:600;touch-action:manipulation}button:hover{background:#f0f4fa;border-color:#b6c8e2}button:disabled{opacity:.4;cursor:default}button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #77a5ff;outline-offset:3px}[hidden]{display:none!important}header{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid var(--line);background:white;position:relative;z-index:5}.brand{display:flex;gap:12px;align-items:center;min-width:220px}.brandmark{font-size:34px;line-height:1;color:var(--accent)}h1{font-size:24px;margin:0;font-weight:650;letter-spacing:-.8px}.brand span:not(.brandmark){font-size:13px;color:var(--muted)}nav{display:flex;gap:3px;padding:4px;background:#f0f3f8;border-radius:10px}nav button{border:none;background:transparent;min-width:110px}nav button[aria-pressed=true]{background:white;color:var(--accent);box-shadow:0 1px 4px #2635481c}.quiet{border-color:transparent;color:var(--muted)}main{display:flex;height:calc(100dvh - 78px);min-height:430px}aside{width:278px;flex-shrink:0;background:white;border-right:1px solid var(--line);overflow:auto;z-index:4}.panel-tabs{display:flex;position:sticky;top:0;background:white;padding:10px 18px 0;border-bottom:1px solid var(--line);z-index:1}.panel-tabs button{border:0;border-radius:0;background:white;flex:1;color:var(--muted);padding-bottom:14px;border-bottom:3px solid transparent}.panel-tabs button[aria-pressed=true]{color:var(--accent);border-bottom-color:var(--accent)}.side-intro{padding:23px 22px 16px}.side-intro h2{font-size:18px;letter-spacing:-.4px;margin:0 0 8px}.side-intro p,.scope p{font-size:14px;line-height:1.55;color:var(--muted);margin:0}.whole{display:flex;justify-content:space-between;width:calc(100% - 36px);margin:0 18px 20px}.section-label{font-size:13px;display:flex;align-items:center;gap:8px;margin:20px 22px 8px;color:var(--muted)}.swatch{width:8px;height:8px;border-radius:2px;background:#9dbbcf}.swatch.old{background:#b5aba1}.room-button{width:calc(100% - 24px);display:flex;align-items:center;justify-content:space-between;text-align:left;min-height:45px;margin:0 12px;padding:10px;border:0;background:transparent;font-weight:500}.room-button span:last-child{color:#8999ad}.room-button.selected{background:var(--blue);color:var(--accent);font-weight:650}.scope{margin:22px;padding-top:20px;border-top:1px solid var(--line)}.scope strong{font-size:14px}.scope p{font-size:13px;margin:8px 0}.field{font-size:13px;color:var(--muted);display:grid;gap:7px;margin:0 20px 15px}select{border:1px solid var(--line);border-radius:5px;background:white;padding:8px;font-size:14px;min-height:38px}#catalog{display:grid;grid-template-columns:1fr 1fr;gap:9px;padding:0 15px}.catalog-piece{font-size:13px;line-height:1.4;text-align:left;min-height:115px;padding:12px 10px}.catalog-piece svg{display:block;margin:0 auto 10px;width:65px;height:44px}.catalog-piece small{display:block;color:var(--muted);font-weight:400;font-size:12px}.storage{margin:20px 18px;font-size:12px;color:var(--muted)}.storage .row{margin:12px 0}.storage button{font-size:12px;padding:8px}.danger{color:#b33345}.primary{background:var(--accent);color:white;border-color:var(--accent)}.primary:hover{background:#174fbd;color:white}.row{display:flex;gap:8px;flex-wrap:wrap}#workspace{position:relative;flex:1;min-width:0;overflow:hidden;background:radial-gradient(ellipse at 48% 35%,#fff 0%,#f0f3f7 66%,#e8edf3 100%)}#three,#plan,#labels{position:absolute;inset:0;width:100%;height:100%}#three canvas{display:block;touch-action:none}#plan{touch-action:none;background:#f5f7fa}#labels{pointer-events:none;overflow:hidden}.room-label{position:absolute;transform:translate(-50%,-50%);border:1px solid #fff9;min-height:29px;padding:5px 8px;font-size:12px;font-weight:600;white-space:nowrap;background:#fffffff0;box-shadow:0 2px 7px #26354810;color:#334357;pointer-events:auto;border-radius:5px}.room-label.selected{background:var(--accent);color:#fff}.view-tools{position:absolute;top:20px;left:24px;right:24px;display:flex;gap:14px;align-items:center;pointer-events:none}.view-tools>*{pointer-events:auto;background:#fffffff2;box-shadow:0 2px 6px #26354809}.view-tools label{border:1px solid var(--line);border-radius:7px;font-size:13px;display:flex;align-items:center;gap:9px;min-height:42px;padding:3px 12px}.view-tools select{border:0;background:transparent;font-size:13px;min-height:30px}.view-tools input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px}.view-tools input[type=range]{width:90px;accent-color:var(--accent)}#toggleSidebar{display:none}.navigation-tools{position:absolute;bottom:57px;right:24px;display:flex;align-items:center;gap:3px;background:#fffffff5;box-shadow:0 3px 15px #1f334211;border:1px solid var(--line);border-radius:9px;padding:5px}.navigation-tools button{border:0;background:transparent;min-width:39px}.navigation-tools i{height:23px;width:1px;background:var(--line);margin:0 6px}.canvas-note{position:absolute;bottom:20px;left:25px;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;pointer-events:none}.dot{height:6px;width:6px;border-radius:50%;background:#6e849f}.orientation{position:absolute;right:25px;top:85px;font-size:14px;line-height:1.7;text-align:center;color:#617186;pointer-events:none}.orientation span{display:block;font-size:12px}#selection{position:absolute;bottom:65px;left:24px;width:290px;padding:19px;background:#fffffff5;border:1px solid #dce2eaf0;border-radius:11px;box-shadow:0 5px 20px #31445a0d}.selection-kicker{font-size:12px;color:var(--muted);margin-bottom:7px}#selection h2{font-size:22px;letter-spacing:-.6px;margin:0 0 9px}#selection p{font-size:14px;color:var(--muted);line-height:1.5;margin:0 0 15px}#selection .row button{font-size:13px}.conflict{color:#b33345!important}#loading{position:absolute;inset:0;display:grid;place-content:center;z-index:3;background:#f4f7fa;color:#52677d}.canvas-error{padding:25px;max-width:400px;background:white;border:1px solid var(--line);border-radius:12px;position:absolute;top:25%;left:10%;right:10%;margin:auto;line-height:1.6;z-index:2}#toast{position:absolute;top:80px;left:50%;transform:translateX(-50%);border-radius:7px;background:#263548;color:white;padding:11px 17px;font-size:14px;z-index:8;max-width:90%;box-shadow:0 4px 14px #0002}#mini{position:absolute;right:22px;top:85px;background:#fffffff2;width:190px;border:1px solid var(--line);border-radius:9px;padding:10px}#mini svg{width:100%;display:block}#mini span{font-size:12px;color:var(--muted);display:block;text-align:center}.move-pad{display:grid;grid-template-columns:repeat(3,45px);gap:4px;position:absolute;bottom:135px;left:25px}.move-pad button{font-size:23px;background:#ffffffeb;min-height:45px;touch-action:none;user-select:none}.move-pad button:first-child{grid-column:2}.move-pad button:nth-child(2){grid-column:1}.look-pad{position:absolute;bottom:135px;right:24px;display:flex;gap:5px}.look-pad button{font-size:23px;min-width:45px;touch-action:none}body.walk #selection{bottom:auto;top:83px;width:260px}body.walk .orientation{display:none}dialog{border:1px solid var(--line);border-radius:15px;max-width:540px;padding:32px;color:#263548;box-shadow:0 20px 90px #26354833}dialog::backdrop{background:#1d304a55;backdrop-filter:blur(3px)}dialog h2{font-size:25px;letter-spacing:-.7px;margin:0 30px 20px 0}dialog p{font-size:15px;line-height:1.6;color:var(--muted)}dialog .dialog-close:first-child{position:absolute;top:12px;right:12px;border:0;font-size:24px}.plan-label{font-family:"Segoe UI",Arial,sans-serif;font-size:.74px;fill:#3a4e62;text-anchor:middle;pointer-events:none;font-weight:600}.plan-piece{cursor:grab}.plan-piece:active{cursor:grabbing}.plan-room{cursor:pointer}.plan-room:hover{fill:#c8dcf9!important}#plan .selected-outline{stroke:#225edb;stroke-width:.12;fill:none;pointer-events:none}#plan .piece-tag{font-size:.55px;fill:#fff;text-anchor:middle;pointer-events:none}
@media(min-width:1500px){aside{width:300px}.side-intro h2{font-size:20px}.room-button{min-height:48px}.room-label{font-size:13px}}
@media(max-width:1050px){aside{width:240px}.view-tools{gap:7px;left:15px;right:15px}.view-tools label{padding:3px 8px}.navigation-tools{right:15px}#selection{left:15px;width:248px}#selection h2{font-size:20px}.navigation-tools button span{display:none}.canvas-note{left:15px;font-size:12px}.brand{min-width:180px}header{padding:0 20px}}
@media(max-width:760px){header{height:112px;padding:12px 16px 57px}.brand{min-width:0;gap:8px}h1{font-size:21px}.brandmark{font-size:28px}.brand span:not(.brandmark){font-size:12px}nav{position:absolute;bottom:9px;left:14px;right:14px}nav button{flex:1;min-width:0;min-height:38px;font-size:13px;padding:8px}header .quiet{font-size:13px;padding:7px;min-height:36px}main{height:calc(100dvh - 112px);min-height:360px}aside{position:absolute;top:112px;bottom:0;left:0;width:min(310px,86vw);transform:translateX(-105%);box-shadow:8px 0 30px #1e344822;transition:transform .18s}body.sidebar-open aside{transform:translateX(0)}#toggleSidebar{display:block;font-size:12px;padding:7px 9px}.view-tools{top:12px;left:12px;right:12px;gap:7px;flex-wrap:wrap}.view-tools label{font-size:12px;min-height:38px}.view-tools label select{font-size:12px;padding:4px}#labelControl{display:none}.orientation{right:13px;top:70px;font-size:13px}.orientation span{display:none}#selection{bottom:115px;left:12px;padding:13px;width:215px}#selection h2{font-size:18px;margin-bottom:7px}#selection p{font-size:12px;line-height:1.4;max-height:51px;overflow:auto;margin-bottom:9px}#selection .row{gap:5px}#selection .row button{font-size:12px;min-height:36px;padding:7px 8px}.selection-kicker{font-size:11px;margin-bottom:5px}.navigation-tools{bottom:49px;right:12px;padding:3px}.navigation-tools button{padding:8px;min-height:39px;font-size:13px}.canvas-note{bottom:16px;left:12px;right:12px;font-size:11px;line-height:1.4}.room-label{font-size:10px;padding:4px 5px;min-height:25px}.view-tools #opacityControl{max-width:200px}.move-pad{bottom:113px;left:12px;grid-template-columns:repeat(3,42px)}.move-pad button{min-height:42px}.look-pad{bottom:113px;right:12px}body.walk #selection{top:66px;width:185px;left:12px}body.walk #selection p{display:none}body.walk #selection .row{display:none}#mini{width:130px;right:12px;top:65px;padding:6px}#toast{top:62px;font-size:12px;width:max-content}dialog{max-width:calc(100vw - 25px);padding:24px}dialog h2{font-size:22px}.view-tools #wallControl{gap:2px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* Quiet architectural palette and unobstructed interior controls. */
:root{--accent:#466052;--blue:#e8eee8;--line:#deded5;--muted:#70766c;color:#303b33;background:#f6f6ef}header,aside,.panel-tabs,.panel-tabs button{background:#fafaf5}nav{background:#eceee7}.brandmark{color:#64765d}#stage{background:#334c3e;color:#fff;border-color:#334c3e}.room-label{font-weight:500;color:#3d493f}.whole{border-radius:3px}body.walk #selection{top:20px;left:24px;background:#23362ad9;color:#fff;border:0;width:auto;max-width:260px;padding:12px 18px;pointer-events:none}body.walk #selection h2{margin:0;font-size:20px;font-weight:500}body.walk #selection .selection-kicker{color:#d6dfd4}body.walk #selection p,body.walk #selection .row,body.walk .navigation-tools{display:none}body.walk #mini{top:20px;width:140px;opacity:.85}body.walk .move-pad,body.walk .look-pad{bottom:55px}body.walk .canvas-note{color:#fff;text-shadow:0 1px 4px #000}body.walk .move-pad button,body.walk .look-pad button{background:#26372dbd;color:#fff;border:1px solid #ffffff45;backdrop-filter:blur(6px)}body.walk #toast{top:auto;bottom:160px}body.walk .view-tools{z-index:2}
@media(max-width:760px){body.walk #selection{top:12px;left:auto;right:12px;max-width:190px;padding:8px 12px}body.walk #selection h2{font-size:16px}body.walk #selection .selection-kicker{font-size:10px}body.walk #mini{top:77px;right:12px;width:92px;padding:4px;opacity:.75}body.walk #mini span{display:none}body.walk .move-pad,body.walk .look-pad{bottom:47px}body.walk .move-pad{grid-template-columns:repeat(3,38px)}body.walk .move-pad button,body.walk .look-pad button{min-height:38px;min-width:38px;font-size:20px;padding:5px}}
#interiorTools{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:8px;align-items:center;z-index:3}#interiorTools label{font-size:12px;background:#fffffff0;padding:3px 10px;border-radius:5px}#interiorTools select{border:0;background:transparent;font-size:12px}#interiorTools button{font-size:12px;background:#26372deb;color:white;border:1px solid #ffffff55}body.walk .canvas-note{display:none}body.walk .move-pad,body.walk .look-pad{bottom:87px}body.touring #walkControls,body.touring #mini,body.touring #selection{display:none}body.touring #three{animation:tourReveal .4s ease-out} @keyframes tourReveal{from{opacity:.4}to{opacity:1}}@media(max-width:760px){#interiorTools{bottom:15px;width:calc(100% - 24px);justify-content:space-between}#interiorTools label{font-size:0;padding:3px 5px}#interiorTools select{max-width:165px}body.walk .move-pad,body.walk .look-pad{bottom:75px}}@media(prefers-reduced-motion:reduce){body.touring #three{animation:none}}

/* Match CSS size to the viewport; drawing-buffer pixels vary with render quality. */
#three canvas{display:block;width:100%;height:100%}