I have the Geometric Future Model 8 Dharma which is a somewhat similar rotated case and it handles IO like this:
https://photos.app.goo.gl/iBckiM67qVV6wG187
Or this with prior motherboard and without cables:
https://photos.app.goo.gl/SDvQzkpqXBbAtNVG8
Cardbord and tape obviously added by me -...