Fixes:
1. ✅ Reversed button order - Info at bottom, Download at top
- Desktop (bottom→top): Info → Shortcuts → Zoom → Print → Download
- Mobile (left→right): Download → Print → Shortcuts → Info
2. ✅ Restored smooth morphing transitions
- Added transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1)
- Container smoothly transforms from vertical to horizontal
- Buttons smoothly reposition during responsive transition
3. ✅ Preserved all special hover behaviors
- Zoom button: Blue hover + highlights zoom control
- Print button: White bg + green icon on hover (synchronized)
- Download button: Red bg on hover (synchronized)
- All sync functions working: syncPdfHover, syncPrintHover, highlightZoomControl
The flexbox container now has the correct button order AND smooth animations!