- Fix CSS breakpoints to sync header tabs with dropdown menu visibility
- Add missing apps (docs, sheet, slides, social) to hide/show logic
- Remove incorrect paper breakpoint (not in header tabs)
- Reorder dropdown: dynamic items first (header tab apps), then static items
- Move People after dynamic items (after social)
- Remove duplicate Social entry from dropdown menu
- All 26 suite app folders have menu entries (no orphans)
