Speed control keys changed from [F1], [F2] to [Up], [Down].
Added per-part shader effects for better marker visibility.
Background upgraded from single image → object-based structure.
Save system improvements (story, unlocks, events, quests).
Some save data will be reset.
Language & first-play state will reset.
Game settings will reset.
The One Wish track art temporarily removed.
Removed markers "Square", "Default"
Added "StageNeon"
Color & brightness tuning in progress
Default icons changed to flat design
Default background updated
Object-based background with built-in effects
Feedback requested on gameplay impact
Fixed language reset issue on restart
Fixed ~2 min startup delay due to network issue