Finished sculpting for now (some details might still follow later, when time allows):

I was lazy and thought to sculpt one finger and the duplicate it a few times. But then I somehow had to combine the fingers with the hand, so I Remeshed and then I got this sort of a mess:
Had the time of my life, trying to fix that!
I’ll take a break now (it’s sunny at the moment :D) and then I’ll start the retopology.