- Move save button and status to fixed bottom actions section in sidebar
- Enable independent scrolling for main content area with custom scrollbar styling
- Implement section visibility toggling (is-hidden) instead of scroll-based navigation
- Restructure grid layout to use flexbox in sidebar for better control
- Add proper height constraints (100%, min-height: 0) to enable scrolling within flex/grid children
- Update mobile breakpoint to adjust sidebar height and border styling