navigation navigation ¶ Screen stack and terminal controls shared by the browser interface. Button(text: str, on_click: Callable[[], object] | None = None, *, classes: str = '') ¶ Bases: Element A native, keyboard-accessible single-cell-height button. Screen(app: TheseusInterface) ¶ Bases: Element One retained screen in a per-browser navigation stack. refresh_data() -> None ¶ Update projections after the shared cache changes.