Ultra-realistic studio fashion photography, tight close-up rear view of a woman’s lower back and hips, centered composition. She is wearing high-waisted black matte leather pants with a central vertical zipper running down the back, metallic button closure at the waistband, and sharply defined back pockets. The leather is smooth with subtle natural wrinkles and realistic light reflections. The woman’s hands are positioned behind her back, fingers interlaced, long manicured nails in a light nude color. She is wearing a fitted black long-sleeve top cropped just above the waist. Clean white studio background, soft diffused lighting, no harsh shadows, professional product-style fashion shoot. Extreme detail on fabric texture, stitching, zipper teeth, and leather grain. Photorealistic skin and materials, sharp focus, high contrast, 8k quality, editorial fashion realism., back, zipper, opening, closing, open, hand, action, thong, naked, <lora:back zipper:.8>