SplitShell

List + adjacent editor with the floating Sheet built into the detail region. Rows are ArmedRow compositions; selection↔URL stays with the caller.

npx candlelight-ds add split-shell

Use when

A list of objects drives an adjacent editor.

Don't use when

A table IS the surface, or full-bleed performance surfaces (StageShell).

States

list + detailsheet floating over the detail region

Acceptance

• The sheet floats over the DETAIL region only — the list keeps its scroll and its width.

Raw twin: /components/split-shell.md·Registry item: /r/split-shell.json