- Add document viewport scroll indicators with triangular arrows
- Implement disabled state styling (grey background, cursor: not-allowed)
- Add smooth scrolling with easing functions for indicator clicks
- Include hover detection at top/bottom of viewport for indicator display
- Fix CSS syntax error in scroll indicator styles
- Add theme-aware styling for all UI themes (standard, greyscale, electric, psychedelic)
- Extend confirmation dialog with theme-consistent danger and secondary button properties
- Update UserInterfaceFramework.md to mark confirmation dialog as completed
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Co-Authored-By: Claude <noreply@anthropic.com>