8K ultra HD commercial brand advertising poster, 16:9 horizontal aspect ratio, pure solid clean white minimalist background, no extra clutter, Two core visual contrast styles coexist in one frame: 1. Realistic product shot (lower left / center frame): Uploaded 【TARGET GOODS】 is shot with professional studio soft fill light, completely retain the original shape, color, material texture, printed brand logo, packaging details of the product, real physical texture, subtle natural drop shadow under the product; 2. Hand-drawn sketch element (right side of the product): Single-line black and white pen sketch cartoon little boy, only black outline with hatching shading, no color fill, classic children's illustration graffiti style; the boy’s movements automatically match the selling point of uploaded product, interact closely with the physical product, dynamic motion lines and small splash/debris decorative lines around the character to strengthen vitality; Fixed text layout position, font style unified for all products: Top center of frame: huge bold black sans-serif headline slogan 【BRAND SLOGAN TEXT】, Bottom center of frame: complete official vector 【BRAND LOGO】 mark of the brand, High contrast visual aesthetic of real physical goods + simple hand sketch graffiti, clean minimalist commercial marketing picture, sharp details, no distortion of uploaded product outline, unified soft studio lighting for real product Negative prompts：colored sketch character, deformed uploaded product, messy multi-color background, extra random decorative objects, cartoon rendering for physical product, blurry low resolution, distorted brand logo, illegible slogan text, thick messy scribble lines, extra multiple sketch characters, harsh flash shadow on product, mismatched product original color