System Instruction : Generate Hyper-realistic Image Following Hier

Published Jan 9, 2026

PeopleNano Banana

Prompt

{ "system_instruction": "Generate a hyper-realistic image following the hierarchical structure below. Priority: subject identity consistency and material texture fidelity.", "metadata": { "version": "2.0", "target_ratio": "3:4", "aesthetic_framework": "Scandinavian Minimalist / Quiet Luxury", "image_style": "Candid Lifestyle Photography" }, "subject_layer": { "identity": { "name": "Ana de Armas", "consistency_rules": [ "Preserve exact facial bone structure and eye shape", "Maintain natural skin texture with visible pores and slight imperfections", "Zero beauty-filter effect" ] }, "grooming_details": { "hair": { "style": "Towel Turban", "material": "Soft grey-beige terry cloth", "coverage": "100% hair coverage" }, "skincare": { "treatment": "Single gold hydrogel eye patch", "placement": "Under left eye only", "finish": "Semi-circular, reflective metallic sheen" }, "makeup": { "style": "Fresh, post-shower bare skin", "details": "Natural hydration glow, slight under-eye shadows, natural lip gloss" } }, "wardrobe": { "base_layer": "Thin white cotton spaghetti-strap tank top", "accessories": "Small 14k gold hoop earrings" }, "posture_and_mood": { "pose": "Mirror selfie, right hand holding phone, slightly tilted head", "expression": "Peaceful, calm, trace of morning fatigue", "eye_contact": "Directed at phone screen reflection (downward gaze)" } }, "environment_layer": { "primary_setting": "Modern Loft/Scandinavian Bathroom", "background_elements": { "wall_texture": "Industrial grey concrete with subtle grit", "window_location": "Left frame, providing directional soft light" }, "foreground_tabletop": { "surface": "Neutral matte surface", "mirror_object": { "shape": "Perfectly round", "frame": "Polished chrome metal", "features": "Slim metal stand, realistic silvering reflection" }, "decor_props": [ { "id": "diffuser", "label": "ASOMA", "material": "Clear glass, wooden sticks", "position": "Left foreground" }, { "id": "candle", "material": "Amber/brown glass jar", "state": "Partially burned, visible wax residue", "position": "Right foreground" } ] } }, "lighting_and_optics": { "lighting_profile": { "source": "Natural diffused daylight", "direction": "Side-lit from left", "color_temperature": "5500K (Slightly cool morning light)", "shadow_quality": "Soft, feathered edges" }, "camera_simulation": { "device": "iPhone 16 Pro Max (Silver/Gray)", "lens_focal_length": "50mm (Natural human perspective)", "aperture": "f/1.8 (Shallow depth of field)", "focus_point": "Subject's reflection in the mirror" }, "render_constraints": { "texture_mapping": [ "Terry cloth fiber detail", "Cold metal chrome reflections", "Micro-pores and skin hydration", "Glass transparency and refraction" ], "negative_constraints": [ "No airbrushing", "No plastic skin", "No high-contrast cinematic grading", "No AI artifacts in reflections" ] } } }