Apartment complexes in urban centers advertised a lifestyle organized around the swimming pool and clubroom featuring nightly cocktail parties and the imagination that everyone paired off by bedtime.
When possible, their phones were even set to child mode, automatically blocking them from using their phones at their specific bedtimes so they can be really goody two shoes and not mess up the data.
There are studies out there to show that caffeine even six hours before bedtime can significantly impact the quality of your sleep in a negative way but everyone's mileage may vary.
And that bedtime routine doesn't have to be anything complicated, but it should be the same few steps done in the same order at the same time every night.