Oh nevermind the fire one builds up if you're not in the water and you lose health over time.
Viewing post in Against the Sunlight, We are Darkness comments
Okay wait you were not supposed to see this so early
This is a demo for a game jam due in like 5 hours
If you're wondering the other bars are heat (you overheat from the sun chariot if you're in the air for too long)
Air (you can't breathe in the water)
And power (if you hold down the mouse while flying you can charge up an attack then fire it by releasing.)