01. Current problem
Ring-spread price pills at a single tower — 12 units become 12 overlapping labels. Unreadable downtown.

Tower Stack Map Mode — one pin per building, units in the Building Deck. Proposed fix for overlapping condo pins in downtown Ottawa.
Ring-spread price pills at a single tower — 12 units become 12 overlapping labels. Unreadable downtown.

One pin per building. Segment bars encode unit count and status mix. ~15 towers instead of 150 pills.

Click a tower pin → unit list popup synced with grouped list sidebar. Select any unit in one flow.

Neighbourhood chips at metro zoom → tower pins at street zoom → normal pill for single-unit buildings.
