[Portrait of a young woman wearing a large straw hat, contemplative expression, serene and slightly melancholic mood], [oil painting, in the style of classical realism with a touch of romanticism], [John Singer Sargent, inspired by the warm lighting and soft brushstrokes of the Pre-Raphaelites], [warm golden light, soft shadows, textured brushstrokes, muted earth tones, beige and terracotta background, visible texture of the fabric and straw, high detail rendering]