docs: update documentation to OKF v0.1 format

docs/guides/event-window.md

@@ -3,7 +3,7 @@ type: guide
 title: Event Window
 description: How the event window state machine is computed and surfaced via REST + SSE.
 tags: [guide, event, countdown, sse, state-machine]
-timestamp: 2026-07-21T22:19:08Z
+timestamp: 2026-07-22T09:03:53Z
 ---
 
 # Configuration
@@ -78,7 +78,10 @@ The store:
 The header (`ShellHeaderComponent`) renders an LED with the
 `led-{state}` class so the colour reflects the current state (the
 exact theme colours are wired in `styles.css` against the existing
-`--color-success` / `--color-warning` / `--color-danger` tokens).
+`--color-success` / `--color-warning` / `--color-danger` tokens;
+`unconfigured` uses `--color-secondary`). See the
+[Event LED colors](/guides/authenticated-shell.md#event-led-colors)
+table in the Authenticated Shell guide for the full mapping.
 
 `HomeComponent.ngOnDestroy()` (and the `DestroyRef` hook in the store
 itself) close the SSE source and clear the tick interval, so leaving