:root{--bg:#f3f1ec;--panel:#fff;--border:#e2ded6;--text:#2a2e35;--muted:#6b7280;--accent:#2f7df6;--accent-soft:#e6f0ff;--danger:#d6455d;--radius:8px;color:var(--text);font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;margin:0;overflow:hidden}body{grid-template-rows:auto 1fr auto;display:grid}button{font:inherit;color:inherit;border:1px solid var(--border);cursor:pointer;white-space:nowrap;background:#fff;border-radius:6px;padding:6px 10px}button:hover{background:#f6f5f2}button.active{background:var(--accent-soft);border-color:var(--accent);color:#1b4fa8}button.primary{background:var(--accent);border-color:var(--accent);color:#fff}button.primary:hover{background:#1f6ae0}button.danger{color:var(--danger)}#topbar{background:var(--panel);border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:8px 12px;display:flex;overflow-x:auto}.brand{white-space:nowrap;font-size:15px;font-weight:650}.group{gap:4px;display:flex}.spacer{flex:1}#tools button{align-items:center;gap:5px;display:flex}#tools kbd{color:var(--muted);font-family:inherit;font-size:10px}.segmented{border:1px solid var(--border);border-radius:7px;gap:2px;padding:2px}.segmented button{border:none}#workspace{min-height:0;display:flex}.pane{flex:1;min-width:0;position:relative;overflow:hidden}#pane3d{border-left:1px solid var(--border);background:#cfe3f3}#view3d{position:absolute;inset:0}.view-plan #pane3d,.view-3d #pane2d{display:none}.view-3d #pane3d{border-left:none}#canvas2d{touch-action:none;display:block}.chip{border:1px solid var(--border);color:var(--muted);font-variant-numeric:tabular-nums;pointer-events:none;background:#ffffffd9;border-radius:6px;padding:3px 8px;font-size:12px;position:absolute;bottom:10px;right:10px}.chip:empty{display:none}.overlay{gap:6px;display:flex;position:absolute}.top-left{top:10px;left:10px}.compass3d{pointer-events:none;width:56px;height:56px;position:absolute;top:58px;right:10px}.compass3d .ring{fill:#ffffffd9;stroke:#9aa1ab}.compass3d .north{fill:#d6455d}.compass3d .south{fill:#6b7280}.compass3d .n{fill:#d6455d;text-anchor:middle;dominant-baseline:auto;font:700 9px system-ui,sans-serif}.bottom-left{bottom:10px;left:10px}.sun-panel{background:color-mix(in srgb, var(--panel) 92%, transparent);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:4px;padding:8px 10px;font-size:12.5px}.sun-row{align-items:center;gap:6px;display:flex}.sun-row input[type=range]{width:170px}.sun-row button{padding:2px 8px}#sun-hour-label{font-variant-numeric:tabular-nums;min-width:38px}.sun-info{color:var(--muted)}.walk-panel{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#14181ec7;border-radius:10px;align-items:center;gap:14px;padding:10px 14px;font-size:13px;display:flex;position:absolute;bottom:18px;left:50%;transform:translate(-50%)}.walk-panel button{color:#fff;background:#ffffff26;border-color:#ffffff4d}.walk-panel[hidden]{display:none}#sidebar{background:var(--panel);border-left:1px solid var(--border);flex-shrink:0;width:300px;padding:14px;overflow:hidden auto}#sidebar h2{margin:0 0 12px;font-size:15px}#sidebar h3{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:18px 0 8px;font-size:12px}.field{grid-template-columns:1fr 120px;align-items:center;gap:8px;margin-bottom:8px;display:grid}.field label{color:var(--muted)}.field input,.field select{font:inherit;border:1px solid var(--border);background:#fff;border-radius:6px;width:100%;padding:5px 7px}.field input[type=color]{height:30px;padding:1px}.field .value{text-align:right;font-weight:600}.row{flex-wrap:wrap;gap:6px;margin-top:12px;display:flex}.muted{color:var(--muted);font-size:12.5px;line-height:1.5}.list{margin:0;padding:0;list-style:none}.list li{cursor:pointer;border-radius:6px;justify-content:space-between;padding:6px 8px;display:flex}.list li:hover{background:#f4f2ee}.list li span:last-child{color:var(--muted);font-variant-numeric:tabular-nums}.level-title{color:var(--muted);justify-content:space-between;padding:8px 8px 2px;font-size:12.5px;font-weight:600;display:flex}.list li.outdoor span:first-child{color:var(--muted);font-style:italic}.tabs{border-bottom:1px solid var(--border);gap:4px;margin-bottom:12px;display:flex}.tabs button{color:var(--muted);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;border-radius:0;flex:1;padding:8px 4px;font-weight:650}.tabs button.active{color:inherit;border-bottom-color:currentColor}.list.measures li span:last-child{text-align:right;flex-direction:column;align-items:flex-end;display:flex}.list.measures li b{color:var(--text)}.total{border-top:1px solid var(--border);justify-content:space-between;margin-top:4px;padding:8px;font-weight:650;display:flex}.catalog{grid-template-columns:1fr 1fr;gap:6px;display:grid}.catalog button{text-align:left;white-space:normal;flex-direction:column;gap:2px;padding:7px 8px;display:flex}.catalog button small{color:var(--muted);font-size:11px}.shortcuts{color:var(--muted);flex-direction:column;gap:5px;font-size:12.5px;display:flex}.shortcuts div{justify-content:space-between;gap:8px;display:flex}.shortcuts kbd{border:1px solid var(--border);color:var(--text);white-space:nowrap;background:#f1efea;border-radius:4px;padding:0 5px;font-family:inherit}#statusbar{background:var(--panel);border-top:1px solid var(--border);color:var(--muted);gap:12px;padding:6px 12px;font-size:12.5px;display:flex}#hint{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}@media (width<=1750px){#tools kbd{display:none}}@media (width<=1500px){#tools .label{display:none}}@media (width<=900px){#sidebar{display:none}}body.vista #tools,body.vista #sidebar,body.vista #levels button:last-child,body.vista #topbar .group:not(#levels):not(#views):not(#guides-group),body.vista #hint{display:none}body.vista #canvas2d{cursor:grab}@media (width<=1450px){#topbar .lbl{display:none}#topbar{gap:8px}#topbar .group button,#tools button{padding-left:7px;padding-right:7px}}.field.cost label{font-size:12.5px}.field.cost .value{white-space:nowrap;font-variant-numeric:tabular-nums;font-size:12.5px}@media (width<=700px){#topbar{padding:6px max(8px, env(safe-area-inset-left,0px));flex-wrap:wrap;gap:6px;overflow-x:visible}#topbar .spacer{display:none}.brand{width:100%}#topbar button{padding:5px 8px;font-size:13px}#workspace.view-split{flex-direction:column}.view-split #pane3d{border-left:none;border-top:1px solid var(--border)}.overlay.top-left{flex-wrap:wrap;right:70px}.overlay button{padding:5px 8px;font-size:12.5px}.sun-panel{padding:6px 8px;font-size:11.5px}.sun-row input[type=range]{width:110px}#sun-info,#statusbar{display:none}}@media (pointer:coarse){#walk{display:none}}