In the warm glow of her desk lamp, sophomore Kayden Alvarez lines up bottles of nail polish in rows of pink, white and gold — colors that make her feel most like herself. As a transgender girl, Alvarez’s...

Carefully molding delicate gel into a 3D shape, nail artists use intricate paints and craft charms to create personalized, ornate nail designs. Sophomore Kimmy Le, senior Effie Wang and junior Ellie York...