逼真的浪漫情侣肖像，同时保留身份特征

{
  "reference_faces": {
    "female": {
      "use_reference_image": true,
      "face_consistency": "high",
      "preserve_identity": true,
      "notes": "same facial structure, eyes, nose, lips, skin tone, and overall likeness as provided reference"
    },
    "male": {
      "use_reference_image": true,
      "face_consistency": "high",
      "preserve_identity": true,
      "notes": "same facial structure, beard pattern, jawline, smile, and skin tone as provided reference"
    }
  },

  "subjects": {
    "female": {
      "age": "young adult",
      "expression": "natural happy smile",
      "hair": {
        "color": "dark brown",
        "style": "loose or softly styled"
      },
      "pose": "relaxed, leaning slightly toward partner",
      "vibe": "warm, affectionate, candid"
    },
    "male": {
      "age": "young adult",
      "expression": "genuine smile",
      "hair": {
        "color": "dark brown",
        "style": "short, natural"
      },
      "facial_hair": "light beard or stubble",
      "pose": "arm around partner or standing close",
      "vibe": "protective, relaxed, affectionate"
    }
  },

  "interaction": {
    "relationship": "romantic couple",
    "body_language": "close, comfortable, natural intimacy",
    "hands": "holding hands or light embrace",
    "head_position": "slightly leaning toward each other"
  },

  "scene": {
    "location": "romantic outdoor or indoor setting",
    "examples": [
      "hotel room mirror selfie",
      "evening lights outdoors",
      "travel destination",
      "cozy city night"
    ],
    "background_style": "softly blurred, aesthetic",
    "time_of_day": "evening or golden hour"
  },

  "lighting": {
    "type": "soft natural light",
    "temperature": "warm",
    "effect": "smooth skin tones, romantic glow"
  },

  "camera": {
    "shot_type": "medium shot",
    "angle": "eye level",
    "focus": "faces sharp, background slightly blurred",
    "style": "lifestyle photography"
  },

  "photography_style": {
    "mood": "romantic, candid, intimate",
    "quality": "high-resolution, realistic",
    "color_grading": "soft warm tones"
  },

  "constraints": {
    "no_face_changes": true,
    "no_identity_mix": true,
    "no_cartoon_style": true,
    "no_exaggeration": true
  },

  "output": {
    "realism": "photorealistic",
    "detail_level": "high",
    "aspect_ratio": "4:5"
  }
}