What's the size of the room, and what's the ceiling height at the low side of the room?
Why have you jammed all the seating on the back wall, and in the back corners, and right on top of the surround speakers? And is four seats actually needed?
It looks really nice, but won't sound nearly as good as it could.
Could an av rack go outside the theater? What's the purpose of the rooms outside there?
Where's the entry door going?