Using the uploaded product photo, generate a high-resolution mockup with these exact specifications: [COMPOSITION]: Product on a white seamless paper floor that curves up into the background. [LIGHTING]: Single, harsh direct strobe flash from the front-left, creating a dark, aggressive shadow on the floor. [BACKGROUND]: A pure white matte background (#FFFFFF). [SHADOW]: Harsh, high-contrast black 'Drop Shadow'. [PRODUCT INTEGRITY]: STRICTLY PRESERVE original surface. [MOOD]: Editorial, raw, high-fashion DTC.