Main menu:
Start Quiz: Start a new quiz.
Settings: Application settings.
Privacy: Link to privacy policy.
Exit: Close the application.
Settings Screen:
Selecting the difficulty level of questions.
Setting the response time (default 90 seconds).
Turn on/off sound effects.
Back: Return to the main menu.
Quiz interface:
Multiple choice question.
Countdown timer for response (if enabled in settings).
Notification of correct or incorrect answer.
Next Question: Moves to the next question.
Once the quiz is completed, the results and score are displayed, along with a button to return to the main screen.
