- Increase item visual scale ×2.5 with glow ring
- Move camera closer [4.0, 3.0, 4.0]
- Improve scene contrast (brighter conveyor, floor)
- Add glow to active routes
- Enhance gate/pusher visibility
- Add highlight rings to active zones
- Brighten sensors with detection effects
Based on REAL_3D_AUDIT_REPORT.md P0/P1 fixes.
