Hey Ben,
Tried everything (i’ve attached screenshots with descriptions) Of course the first thing i did was shut down plugins to see if they were causing the issue…
I have increased the memory (see attached)
Here is temp login access for both admin and a store owner
Store
tuffrides
Easy074alan!
Admin
newphoto
Easy074alan!
Please take a look…
I have also contacted the theme owner for the Vendor store css issue