Ultra-realistic full-body portrait of a cute little boy with fluffy wavy black hair, big expressive dark brown eyes, a warm innocent smile, and soft natural skin texture. He is standing in a relaxed pose with both hands inside his pockets, one leg crossed casually in front of the other. He is wearing a light blue denim button-up shirt with rolled sleeves over a plain white crew-neck T-shirt, white straight-fit trousers, and clean white sneakers. The background features a vibrant abstract blue watercolor paint splash with artistic ink splatters and brush strokes on a clean white backdrop. Bright high-key studio lighting, soft shadows, crisp details, premium children's fashion photography, ultra-realistic skin, natural colors, 85mm lens, shallow depth of field, luxury editorial style, centered composition, 8K, photorealistic, highly detailed.