Shanghai Shikumen Street Pop Poster AI Image Prompt

Street pop lab commercial trendy mixed-media poster, vertical 3:4 composition. Base image is real photography of Shanghai Shikumen architecture, showing old Shikumen rooftops and modern shopping mall glass curtain walls. On the street are crowds riding shared bikes, pedestrians drinking coffee, and passing vehicles; the street view is realistic and clear with natural photographic texture. Center: a giant exaggerated pop-art cartoon boy sits on the rooftop. He has light skin, wears a baseball cap, short-sleeved shirt, khaki casual shorts, and hiking boots, holding a cup of coffee, with a casual and energetic look, flat pop illustration with high-saturation colors. All building outlines are redrawn with bright yellow neon lines, creating contrasting colors against the real architecture. In the upper left corner is oversized white bold uppercase text “SHANGHAI”. Colorful graffiti elements are scattered around: three yellow dots in the upper left, a green triangle decoration beside “SHANGHAI”, a green simple-line panda graffiti on the left, and a red small flower graffiti in the lower right. The real street background forms a strong contrast with the exaggerated high-saturation flat illustration, commercial trendy mixed-media style, modern pop toy poster texture, vibrant urban atmosphere.