UI sound effects for buttons, checkboxes and dropdowns.
A quit confirmation on the main menu.
Native Steam Deck support (1280x800).
Improvements
Master volume now defaults to 70%, custom difficulty is rebalanced into a two-column grid, the audience choice shows your selection, and buttons were repositioned to avoid the taskbar.
Bug Fixes
The first tutorial project now credits reputation and satisfaction, the tutorial respects your difficulty, display-mode switching works, saves keep your volume, and confirm dialogs no longer leak between scenes.