+1. spend your time learning diesel marine mechanics, ABYC wiring and watermaker/refrigeration
then you can cruise in aforementioned boat with salon/hot water/etc. with little to worry about.
You already know how to bash up the coast on a teensy little beachcat. Now you need to learn how to keep a leisurely cruising cat in tip top shape.
Remember, a cruiser never has to bash into the wind. If he does, chalk it up to a deadline or bad planning.