Chiaroscuro风格女性肖像

json Gemini Nano Banana pro on Gemini app. Prompt: { "Objective": "Generate a hyper-realistic 8K chiaroscuro-style portrait of a woman based on the provided reference image.", "Identity_Safety": "Maintain facial features, hairstyle, and general appearance consistent with the provided reference image without altering identity.", "Subject": { "Gender": "Female", "Appearance": { "Hair": "Straight hair falling naturally across her forehead", "Pose": "Gazing slightly upward and to the side", "Expression": "Soft, calm, and introspective", "Lips": "Glossy, slightly parted, catching subtle highlights" } }, "Lighting": { "Style": "Chiaroscuro dramatic contrast", "Key_Effects": [ "A thin ray of sunlight illuminating her eyes and upper cheek", "Deep, rich shadows covering the background and lower half of her face", "Strong separation between light and dark regions", "High emotional and visual depth" ] }, "Scene": { "Background": "Minimal, falling into dark shadow", "Atmosphere": "Intimate, dramatic, painterly, cinematic" }, "Visual_Style": { "Resolution": "8K hyper-realistic", "Aesthetic": [ "Ultra-detailed skin texture", "Natural highlights on lips and eyes", "Soft hair detailing", "Fine contrast control typical of chiaroscuro portraiture" ], "Color_Profile": "Warm natural skin tones against deep shadow background" }, "Output_Requirements": { "Format": "Image", "Orientation": "Portrait", "Quality": "High-end cinematic and photographic realism" } }