Identity-Preserving Fashion Photo Transformation

"input": "reference_image": "UPLOAD_USER_IMAGE", "pose": "USER_DESCRIBED_POSE" , "core_instruction": "Transform the supplied image into a photorealistic high-fashion street-style photograph while treating the uploaded woman as the single source of truth for her identity, facial features, body proportions, skin tone, clothing, accessories and overall appearance. The user's pose description is the only variable creative input. Everything else should remain visually consistent with the established aesthetic.", "subject_preservation": "identity": "Preserve the exact recognizable woman from the uploaded reference image. Do not change her facial structure, ethnicity, age appearance, skin tone, body proportions or distinctive features.", "outfit": "Preserve the exact outfit visible in the uploaded image, including garment type, color, material, fit, construction, buttons, seams, cuffs, footwear and accessories. Do not redesign or substitute clothing.", "hair": "Style her hair as loosely tied back with natural volume, slightly relaxed rather than tightly slicked, with subtle loose strands and believable texture. Preserve her natural hair color and overall character.", "accessories": "Preserve all visible jewelry, handbag and other accessories from the reference image unless physically incompatible with the requested pose." , "pose": "instruction": "Follow the user's supplied pose description exactly.", "user_input": "USER_DESCRIBED_POSE", "priority": "The pose may change freely, but the woman's identity, outfit, styling, environment aesthetic, lighting and photographic realism remain locked." , "visual_style": "genre": "photorealistic luxury street-style fashion photography", "aesthetic": "understated European fashion editorial, candid luxury, refined minimalism, effortless styling", "environment": "quiet upscale European city street with elegant pale stucco architecture, tall windows with shutters or subtle ironwork, clean sidewalks, curbs and realistic urban details", "composition": "strong editorial composition with natural architectural framing and deliberate negative space", "camera": "professional full-frame fashion photography, realistic lens characteristics, natural perspective appropriate to the requested pose", "perspective": "camera perspective should be chosen intelligently to make the requested pose visually compelling; use dramatic low angles only when appropriate to the pose", "lighting": "soft natural daylight, overcast or gently diffused sunlight, subtle realistic shadows, controlled highlights", "color_grade": "muted sophisticated tones, natural skin tones, restrained contrast, subtle filmic rendering", "depth": "realistic depth of field with the woman clearly separated from the background without excessive artificial blur", "texture": "authentic skin texture, realistic fabric textu