I'll send you screenshots from both our current SMF theme, which represents my goal, and our Emerald theme, which I'm working on right now.
Attached are screenshots of the current board in mobile mode and the MyBB test site in mobile mode. It appears that post creation is also not responsive.
Attached are screenshots of the current board in mobile mode and the MyBB test site in mobile mode. It appears that post creation is also not responsive.