Natural Sunlight Close-up Portrait Prompt for Nano Banana 2

{ "photo_type": "Natural sunlight close-up portrait (raw realistic capture)", "subject": { "face": { "description": "Use uploaded reference image, keep identity exact, no reshaping or smoothing" }, "pose_description": "Lying or slightly reclined, head tilted, one hand placed under chin", "expression": "neutral soft expression, relaxed lips, natural gaze to side" }, "lighting": { "type": "direct natural sunlight", "setup": [ "sunlight entering from window side", "partial face illumination", "hard light edge with soft falloff" ], "effects": [ "bright highlight on cheek and nose", "strong natural shadow on opposite side", "uneven exposure across face", "real sunlight contrast" ], "color_temperature": "natural daylight 5500K" }, "skin_realism": { "details": [ "visible pores", "tiny freckles or marks", "natural oil shine", "uneven skin tone", "no smoothing or blur" ] }, "hair": { "details": [ "natural strands visible", "slight frizz", "not perfectly arranged", "light catching individual hairs" ] }, "clothing": { "details": [ "white lace top", "fine fabric texture visible", "small wrinkles and shadows" ] }, "accessories": { "details": [ "thin necklace", "small pendant", "subtle reflections" ] }, "camera": { "type": "smartphone rear camera", "lens": "26mm", "settings": { "aperture": "f/1.8", "iso": "ISO 50-150", "shutter_speed": "1/800s" }, "focus": "sharp on eyes, slight falloff", "sensor_behavior": [ "slight grain in shadows", "highlight clipping in bright areas", "minor noise" ] }, "lens_effects": { "details": [ "slight overexposure on highlights", "natural contrast", "no artificial blur", "real depth falloff" ] }, "background": { "details": [ "white fabric or bedding", "soft folds", "light shadows", "not perfectly smooth" ] }, "color_grading": { "style": "raw natural", "rules": [ "no heavy editing", "slight warm tint", "natural skin tones", "real camera color" ] }, "imperfections": [ "lighting unevenness", "skin texture", "minor grain", "highlight burn" ], "composition": { "camera_angle": "close-up slight top angle", "framing": "tight face crop", "depth": "face sharp, edges softer" }, "resolution_and_aspect_ratio": "4K, 4:5", "vibe": "natural beauty, sunlight, effortless realism", "strict_rules": { "must_have": [ "real sunlight contrast", "skin texture visible", "no smoothing", "reference face unchanged" ], "avoid": [ "studio " ] }