屋顶泳池闪光摄影提示，适用于 Gemini Nano Banana Pro

{
  "image_type": "flash_photography_snapshot",
  "aspect_ratio": "3:4",

  "subject_anchor": {
    "demographics": "Young adult female",
    "hair_state": "Blonde hair, long loose waves, slightly damp at the ends, natural flyaways",
    "makeup": "Glam makeup with glossy lips, contoured nose, subtle highlight on cheekbones and nose tip, defined brows"
  },

  "clothing_and_accessories": {
    "garment": "{argument name="Bikini Color" default="Neutral-toned"} string bikini appropriate for swimming",
    "fit": "Minimal swimwear with adjustable ties, natural fit",
    "jewelry": "Thin gold waist chain, stacked gold bangles on left wrist, small stud nose piercing",
    "nails": "Long white square-tip acrylics"
  },

  "pose_geometry_and_mechanics": {
    "body_orientation": {
      "orientation": "Standing at the edge of a rooftop pool, body angled away and turned partially back toward the camera",
      "posture": "Relaxed, confident stance with a subtle lower-back arch",
      "upper_body_rotation": "Torso gently twisted to face the lens"
    },
    "limb_placement": {
      "left_arm": "Elbow bent with hand lightly near chin or collarbone",
      "right_arm": "Relaxed at side or resting on pool edge",
      "head_neck": "Head turned back toward camera, chin slightly lowered, eyes meeting the lens"
    },
    "weight_distribution": "Weight naturally shifted onto one leg, casual rooftop posture"
  },

  "anatomy_and_skin_fidelity": {
    "texture": "Real skin texture with visible pores",
    "imperfections": "Natural skin variation and faint stretch marks preserved",
    "lighting_response": "Skin reacts naturally to hard flash with visible highlights and shadow falloff"
  },

  "environment_context": {
    "setting": "Hotel rooftop pool at night",
    "surfaces": [
      "Infinity-style pool edge",
      "Stone or concrete deck",
      "Glass railing"
    ],
    "background_elements": [
      "City skyline lights in the distance",
      "Hotel architectural lighting",
      "Reflections shimmering on the pool surface"
    ],
    "spatial_depth": "Subject close to pool edge, skyline softly blurred behind"
  },
{
  "image_type": "flash_photography_snapshot",
  "aspect_ratio": "3:4",

  "subject_anchor": {
    "demographics": "Young adult female, tan skin tone",
    "hair_state": "Blonde hair, long, loose waves, falling over back and right shoulder, slight frizz and flyaways",
    "makeup": "Glam makeup with glossy lips, contoured nose, highlighter on cheekbones and nose tip, defined eyebrows"
  },

  "clothing_and_accessories": {
    "garment": "Neutral-toned string bikini suitable for swimming",
    "fit": "Minimal swimwear with adjustable ties at the hips and neck",
    "jewelry": "Thin gold waist chain resting loosely above hips, stacked gold bangles on left wrist, small stud nose piercing",
    "nails": "Long, white, square-tip acrylics"
  },

  "pose_geometry