Billboard Advertisement Mockup (Place Yourself on a Real Billboard)

Transform the uploaded photo into a realistic scene of the subject featured on a massive real-world billboard advertisement in a city, photographed from street level. Use the uploaded image as the ONLY identity reference. **IDENTITY RETENTION (STRICT):** – Preserve face, hairstyle, hair color, skin tone, expression, pose exactly – Clearly recognizable on the billboard, larger than life – Image stylized as professional ad campaign photo **BILLBOARD EFFECT:** – Massive billboard on building side or above highway – Subject's portrait takes up most space, professionally lit – Ad-campaign elements: luxury brand logo placeholder, tagline text – Printed/displayed at massive scale — face 20+ feet tall – Billboard material: vinyl texture, panel seams, or LED pixel grid **REAL-WORLD INTEGRATION:** – Street level looking UP at billboard — dramatic perspective – Urban environment: building facades, street lamps, traffic lights – Cars, pedestrians below for scale reference – Golden hour or twilight for dramatic lighting – Billboard lit by spotlights or self-lit – Building shadows across part of billboard **AD CAMPAIGN STYLING:** – Professional retouching on billboard image – Luxury/fashion aesthetic: Calvin Klein, Dior, Apple campaign feel – Minimalist: large portrait, small elegant logo, one-line tagline – Clean modern sans-serif, all caps, small text – Monochromatic or limited palette for high fashion feel **OUTPUT:** – Street-level photograph looking up at real billboard – "I'm famous" fantasy made visual – Photorealistic urban scene, billboard as focal point **NEGATIVE CONSTRAINTS:** – No cartoon or anime — photorealistic – No fake floating billboard — mounted on real architecture – Do not alter identity – No cluttered design — luxury minimalism – Billboard must dominate the frame