Get in the majority of your fluids in the morning/early afternoon
Thib gave you all you need. But my 2c watch a lot of comedy, sounds silly but really help improve calming down the nervous system/recovering from heavy training.
Up your good fats and vit d3 and stop fixating on carbs is another approach to consider.
Re stomach bloating: work on your gut health as below or ideally consult a specialist MD/gastroenterologist to check for something like GERD…