Alcohol is accepted, enjoyed and tolerated as much as it would be in any major metropolis. Drunken and disorderly conduct is not.
It is interesting to note that not many have a drinking problem, due to the constant fear of invasion.
Wine is acceptable at dinner, it is very common for many to have a drink or two at dinner. Beer is also common.
Tobacco is illegal. It has a small presence in the black market, but never took off as a common practice.
No sports teams. There are organized military competitions amongst the students on a frequent basis every non-Winter season. In this world, the children are the stars.