Thin shower in back area, if pushed to one side possible to run a thinner/longer loft bed along other side. below loft bed bed could put a criss cross desk facing towards rear. snowboard holder under loft.
So if you've mentioned to your significant other that you're thinking about taking on the van life and they are putting on the brakes.just show them this picture. They won't say no : (How To Make Curtains For A Caravan)