Workspace
Left: outline editor. Right: live 3D viewer with orbit controls. A mini 3D preview sits top‑right while editing outlines.

Outline editor
- Drag points to reshape; double‑click to add corners.
- Right panel shows Length, Width, Base height, and Wall thickness.
- Selected Point panel lets you edit X/Y, add/remove handles, insert after, and delete (⌫).
- Zoom HUD: +/− and Reset; pan with Alt or Space + drag; scroll to zoom.
3D viewer
- Rotate/zoom/pan to validate clearances.
- Visibility controls for cells, spacers, keep‑outs, and busbars.
- Switch view between “sketch” and “case” once walls and lids exist.
Note: Busbar layers and keep‑outs are available via the right drawer sections.
Right panel sections
- Cells: pick defaults or add custom cells; impacts metrics and reports.
- Series: view series info; painting is the primary assignment editor.
- Busbars: configure layers and bridges; enable/disable per layer.
- Keep‑outs: add planning volumes; hidden during series editing.
- Case: set wall thickness; open the Case Editor to add lids/cutouts.