You can get briefs with a pad built in, and then wear these under whatever you want.

Here's an example,

https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1

I still prefer bibs for all riding to eliminate loose fabric chaffing my legs. But sometime I do very low effort, casual rides with my wife or friends and will wear briefs like these under regular cargo shorts.