No the snack bar is only open in the afternoon.
No, food stops after dinner but to be fair that goes on pretty late.
No, the snack bar is only open for a couple of hours mid afternoon. To be honest, breakfast almost lasts until lunch, snacks fill the gap until dinner which runs quite late. After a couple of days you'll be fed up with eating. The danger is putting on too much weight!
Get an answer from Sunshine Holiday Resort staff and past guests.