Portrait Artistique Serein par-dessus l'Épaule

A portrait of [a young woman looking back over her shoulder with a serene and captivating expression]. Her [dark hair is styled up in a messy, voluminous bun with soft, loose tendrils framing her face]. She has large, expressive eyes, defined eyebrows, and full lips, with one hand gracefully resting near her collarbone on the shoulder of her loose-fitting, oversized button-up shirt. Rendered in [a classic, rich oil painting on textured canvas with expressive brushstrokes and a warm, atmospheric backdrop of deep amber and blue tones].