"Craft an exquisite canvas artwork using fine brushstrokes, portraying a 15-year-old American girl. Draw inspiration from artists like John Singer Sargent, Mary Cassatt, and Kehinde Wiley. Utilize a subtle color palette to capture the nuances of her morena skin tone and the free-spirited, short, and loose texture of her hair in a close-up view of her face. Convey an intimate and expressive atmosphere through the refined application of fine brushstrokes."