Reproduction steps:
1. Create a new project
2. Create any GameObject (e.g. GameObject > 3D Object > Cube)
3. Window > Animation > Animation
4. Click “Create” button in Animation window to create new Animation Asset
5. Click “Add Event” button
6. Observe the created Event

Actual result: Event is barely visible due to playhead blocking it
Expected result: Event is clearly visible

Reproducible with: 6000.5.0a7, 6000.5.0b2, 6000.6.0a2

Not reproducible with: 6000.0.72f1, 6000.3.12f1, 6000.4.1f1, 6000.5.0a6

Reproduced on: macOS Tahoe 26.3 (M4), Windows 11