Element: #963 Nested and saved (layout/resizable-panels) What it shows: A persisted horizontal group (Folders, Main) whose Main panel holds a vertical group (Messages over Reader). When to use: Three-pane layouts (mail, issue trackers) where the layout survives a reload. Spec: - `` - `` and `` - `` inside `main` with `list` (40) and `reader` (60) - `` and `` Tags: resizable-panels, nested, vertical, persist, three-pane Needs: @codeatlasdev/ui@4.6.0 Components: ResizableHandle, ResizablePanel, ResizablePanels Live demo: https://ui.codeatlas.com.br/docs/layout/resizable-panels#nested-and-saved

Folders

Messages

Reader