Fantasy portrait of a young woman in an elegant dark dress

A highly detailed fantasy portrait of a young woman with large, expressive eyes and long, wavy brown hair. She is wearing a dark, elegant, form-fitting dress with gold accents, lace detailing, and a sweetheart neckline, layered with sheer, flowing fabric on her arms. She also wears a delicate necklace with a gemstone pendant. The overall color palette is soft, with pastel tones and gentle lighting, emphasizing a fantasy, fairy-tale aesthetic.