Эхо на стене

create an image of a Street-style portrait of a young man sitting on a chair in front of colorful graffiti walls, wearing a black hoodie with a white web-pattern jacket, light pants, and glowing neon sneakers. Low-angle shot, one hand on knee, the other pointing down, urban gritty vibe with cool dramatic lighting. the subject from the uploaded image, maintaining the exact real face, hairstyle, skin tone, and body identity unchanged.