Fantasy, dreams, and a childlike wonder are what's shaping fashion's new generation of style stars-but it's not all whimsy for whimsy's sake. Prost, who is trans, uses their style not only for fun but for self-actualization. A lot of the music I make and the way I dress is a fantasy that I never saw lived Golden Goose Sneakers out, they say. The original versions mini tube dresses and long...