{"project": "Nano Banana – Iconic Hollywood Portrait", "version": "NB-ICON-1.3", "input_required": {"upload_person_image": false, "identity_mode": "Icon recreation", "identity_reference": "1950s Hollywood icon", "identity_consistency": "Mandatory across all outputs"}, "scene_meta": {"category": "Fine Art / Editorial Portrait", "aesthetic": ["Classic Hollywood", "Cinematic heritage", "Minimalist elegance", "Museum-grade photography"], "narrative_density": "Focused", "brand_safety": {"explicit_content": "None", "modern_elements": "None", "logos_text": "None"}}, "frame": {"aspect_ratio": "4:5", "camera": {"sensor_format": "Full-frame", "lens": "85mm portrait prime", "aperture": "f/2.0", "focus": "Eyes and lips", "depth_of_field": "Shallow, cinematic isolation"}, "shot_type": "Seated medium-full body", "angle": "Slightly above eye level", "composition": {"subject_position": "Centered", "negative_space": "Dark background structured with symbolic silhouettes", "balance": "Symmetry gently broken by head tilt"}}, "environment": {"background": {"base_color": "Deep matte black", "visual_layer": {"type": "Silhouettes only", "elements": ["Vintage film camera", "Studio light stands", "Boom microphone", "Director’s chair", "Film reels"], "opacity": "Very subtle, low-contrast", "depth": "Layered at varying distances", "style": "Soft-edged silhouettes, no readable text or logos"}}, "furniture": {"chair": {"type": "Minimalist chair", "finish": "Matte", "role": "Subtle structural anchor"}}}, "subject": {"identity": {"gender": "male", "era": "1950s", "hair": {"style": "styled hair", "finish": "Soft studio sheen"}, "skin": {"tone": "Luminous porcelain", "detail": ["Fine pores", "Classic Hollywood retouch restraint"]}}, "pose": {"body_position": "Sitting on chair", "legs": "One leg crossed over the other or parallel", "upper_body": "Leaning slightly forward", "posture": "Confident, poised, commanding", "hands": {"state": "Empty", "placement": "Resting naturally on lap or chair edge", "gesture_quality": "Relaxed, composed"}}, "head_and_gaze": {"head_tilt": "Slightly tilted to the left", "eye_direction": "Directly at the camera", "eye_quality": "Intense, magnetic", "gaze_character": "Direct, charismatic"}}, "expression": {"smile": "Charming, calm", "emotion": ["Confident poise", "Subtle charisma", "Emotional presence"]}}, "wardrobe": {"dress": {"type": "tailored suit", "length": "Full tailored trousers", "style": "Timeless Hollywood elegance", "fabric": "Fine wool, structured, light-catching", "contrast_function": "High contrast against background"}}, "accessories": {"necklace": {"material": "Silver", "pendant": {"shape": "Signet", "material": "Ruby", "size": "Small, subtle"}, "resting_position": "Centered at upper chest", "symbolism": ["Passion", "Strength", "Timeless charisma"]}}, "makeup_details": {"lips": {"color": "Natural", "finish": "Matte", "precision": "natural features", "iconic shape": ""}}, "lighting": {"key_light": {"type": "Classic Hollywood soft key", "direction": "Front-side", "effect": "Sculpted cheekbones, luminous eyes, gentle lip highlights"}, "fill_light": {"type": "Minimal", "purpose": "Preserve shadow depth"}, "rim_light": {"type": "Subtle", "targets": ["Hair contour", "Shoulders", "Suit edges", "Ruby pendant outline"]}, "shadow_style": "Soft film-noir shadows"}, "color_science": {"mode": "and photography", "contrast": "Medium-high, silver gelatin print feel", "grain": "Fine analog film grain", "selective_color": {"enabled": true, "target": "Ruby pendant", "color": "Ruby red", "intensity": "Rich, jewel-like, controlled"}}, "nano_banana_rules": {"style_lock": "Classic Hollywood editorial", "identity_integrity": "Strict", "no_modernization": true, "avoid": ["Modern fashion", "HDR look", "Over-sharpening", "Caricature resemblance"]}, "output": {"resolution": "8K", "render_quality": "Ultra-high", "use_cases": ["Gallery fine art print", "Iconic editorial cover", "Luxury monochrome cinema tribute"]}}