1. Hair dye and make-up exist. Contacts are a bit tougher, a lot of Union's technology is around the late 80's or early 90's and Contacts weren't really viable until 1936. I'd say some have been postulated and developed but they're still experimental and unwieldy. Player plots in game could potentially help bridge the rest of the gap. Clothing is typically in the 1890 era American attire, with nobility wearing the clothes typically associated with the more upper-crust well-to-do folks.

2. Not particularly, no.

3. We haven't introduced Mega Evolution to Shifters just yet, but typically it will be able to bestow some benefits even in human form.