{
  "meta": {
    "quality": "ultra photorealistic",
    "camera": "iPhone 15 Pro Max (red)",
    "aspect_ratio": "4:3",
    "style": "steamy bathroom iphone selfie, warm ambient light, soft lens blur",
    "reference_image": "use uploaded image as strict identity reference"
  },

  "character_lock": {
    "identity": "strictly match the uploaded person",
    "face": "same facial features, proportions, skin tone as the uploaded image",
    "hair": "same hairstyle, length, and color as the uploaded image",
    "body": "same body shape and proportions as the uploaded image",
    "no_modification": "no face swap, no beautification, no age or ethnicity changes"
  },

  "scene": {
    "location": "bathroom",
    "time": "night",
    "atmosphere": "humid air, light steam on mirror, intimate and warm"
  },

  "subject": {
    "pose": {
      "one_hand": "holding a towel at chest level, natural grip",
      "other_hand": "holding a red iPhone close to the mirror for a selfie",
      "hips": "slightly tilted, relaxed stance",
      "expression": "subtle confident smirk, natural and unforced"
    },
    "outfit": {
      "top": {
        "type": "towel",
        "description": "wrapped around the chest, matching the uploaded image style"
      },
      "bottom": {
        "type": "towel",
        "description": "loosely wrapped around the hips, consistent with the uploaded image"
      }
    }
  },

  "lighting": {
    "source": "warm bathroom lighting",
    "direction": "soft overhead and side light",
    "effect": "gentle highlights on skin, smooth shadows, realistic reflections"
  },

  "rendering_rules": {
    "realism": "iphone selfie realism, natural imperfections allowed",
    "camera_behavior": "slight handheld feel, minimal distortion",
    "prohibited": [
      "anime style",
      "illustration",
      "plastic skin",
      "over-smoothing",
      "body exaggeration"
    ]
  }
}