- Add OverflowGradient.kt: Reusable Compose component for visual text overflow indicator
- Gradient fade effect shows "more text below" without hard cutoff
- Smooth black-to-transparent gradient (customizable intensity)
- Auto-expands ChecklistItem when focused for full editing
- Collapses back to max 5 lines when focus lost
- Prevents accidental text hiding while editing
- Improved visual feedback for long text items
- Works on all screen sizes and orientations
Closes #IMPL_018
3462f93f25