Instagram 风格的休闲肖像提示，带身份锁定

{
  "image_generation": {
    "face": {
      "preserve_original": true,
      "reference_match": true,
      "description": "Preserve the same facial features, soft natural makeup, lip shape, eye details, and calm expression from the reference image."
    },

    "photo_style": {
      "type": "outdoor casual portrait",
      "camera_angle": "close-up portrait, slightly low angle",
      "lighting": "soft natural daylight with even exposure",
      "mood": "calm, minimal, slightly introspective",
      "texture": "natural skin texture with soft details and smooth tones",
      "focus": "sharp focus on face, clean blurred background"
    },

    "subject": {
      "pose": "close-up portrait with one hand resting near the chin, head slightly tilted forward",
      "expression": "neutral to soft pout, relaxed and confident",
      "hair": {
        "style": "straight hair with soft bangs, some strands moving naturally in the breeze",
        "color": "dark brown or black"
      },
      "clothing": {
        "type": "casual streetwear",
        "details": "oversized blue hoodie with hood worn up"
      },
      "accessories": {
        "ring": "simple minimal ring on finger",
        "bag": "backpack straps visible on shoulders"
      }
    },

    "environment": {
      "setting": "outdoor open space",
      "background": "clear blue sky with no distractions",
      "atmosphere": "fresh, open, minimal"
    },

    "aesthetic": {
      "style": "clean Instagram-style portrait",
      "features": [
        "minimal color palette",
        "soft natural lighting",
        "casual hoodie fashion",
        "clean sky background",
        "modern lifestyle vibe"
      ]
    }
  }
}