Product Marketing - Sadie Sink High-Fashion Portrait

Ultra-photorealistic high-fashion cover portrait of {argument name="subject" default="Sadie sink"}, wearing an jaw-dropping floor-length {argument name="dress color" default="crimson red"} silk gala gown with an exaggerated plunging sweetheart neckline, a dramatic thigh-high slit, and sculpted sharp shoulder accents, striking a powerful runway pose, looking directly into the camera with a captivating, fierce gaze, sleek wet-look Hollywood waves, vibrant high-contrast studio portraiture, deep {argument name="backlight color" default="emerald velvet"} backlighting creating a dramatic rim-light along her silhouette, forensic skin texture, micro pore detail, luxury Vogue editorial cover aesthetic, high-glamour specular highlights, full-body composition, vertical 4:5, subtle "OzairAI" watermark in the bottom right corner.