A 4K portrait of a 30-year-old brunette Argentinian woman with rainbow

A 4K portrait of a 30-year-old brunette Argentinian woman with rainbow-colored blonde hair and emerald green eyes, dressed in elegant clothing. She is depicted with a profound expression of sadness, standing alone on a quiet, dimly lit street. Her perfect smile is absent, replaced by a look of melancholy as she gazes out at the city with a distant, sorrowful expression. Her white smartwatch and tattoos on her arm are subtly visible, adding to the sense of loneliness. The elegant clothing contrasts with the somber mood of the scene. The cityscape in the background is blurred, emphasizing her solitude and the emotional weight of the moment. The image is rendered with perfect details and high quality, capturing the depth of her sadness with realistic textures and soft lighting that highlights her sorrowful demeanor. The focus is on her emotional expression and the elegant yet poignant setting, with a high resolution (4K) to ensure every detail conveys the mood effectively