Fix all 5 new games with proper logic flow and Tetris 120 FPS
- Neon Puzzle: Fixed angle normalization, visual feedback for aligned connections
- Rhythm Beat: Complete 4-lane system with key indicators and timing-based scoring
- Cosmic Arena: Added particle explosion effects
- Crystal Tetris: Fixed duplicate shape, proper game over, drop speed scaling, 120 FPS with requestAnimationFrame
- Aurora Jumper: Reachable platform placement based on jump physics, proper respawn system