亲密情侣的黑白胶片印样

```json
{
  "generation_request": {
    "meta_data": {
      "task_type": "bw_couple_contact_sheet_intimate",
      "language": "en",
      "priority": "highest",
      "version": "v1.0_BW_FILM_COUPLE_GRID"
    },
    "input": {
      "mode": "text_to_image",
      "notes": "创建一张 2x3 的黑白胶片印样网格，展示同一对年轻情侣。所有画面中的人物身份必须保持完美一致。捕捉亲密、俏皮、自然的影棚瞬间。无文字，无水印。"
    },
    "output": {
      "aspect_ratio": "3:4",
      "resolution": "ultra_high",
      "num_images": 1,
      "layout": {
        "type": "grid",
        "rows": 3,
        "cols": 2,
        "gutter": "thick_black_film_border",
        "outer_border": "black_frame"
      },
      "sharpness": "filmic_crisp",
      "grain": "true_35mm_film"
    },
    "scene": {
      "environment": "极简白色影棚背景",
      "lighting": {
        "style": "柔和正面漫射光",
        "contrast": "中等",
        "shadow": "柔和自然衰减",
        "look": "纪录片照相亭美学"
      },
      "camera": {
        "shot_type": "特写肖像",
        "framing": "头部和肩部",
        "lens": "50mm 自然视角",
        "depth_of_field": "适中，两张脸都清晰"
      },
      "color_grade": {
        "mode": "black_and_white",
        "contrast": "经典胶片对比度",
        "blacks": "浓郁但不死黑",
        "highlights": "柔和过渡"
      }
    },
    "subject": {
      "couple": {
        "woman": {
          "hair": "短波波头，齐刘海",
          "wardrobe": "白色细吊带上衣",
          "makeup": "自然，微妙光泽",
          "expression_variations": [
            "闭眼大笑",
            "温柔微笑",
            "俏皮眨眼",
            "依偎伴侣"
          ]
        },
        "man": {
          "hair": "中长卷发，略显凌乱",
          "wardrobe": "深色衬衫外搭黑色夹克",
          "expression_variations": [
            "温柔微笑",
            "亲吻她的脸颊",
            "额头靠近",
            "从背后拥抱"
          ]
        }
      },
      "pose_variations": [
        "女人大笑，男人轻蹭她的脸颊",
        "两人并肩紧密看向镜头",
        "女人紧紧拥抱男人",
        "亲密接吻，手抚脸庞",
        "俏皮拥抱，遮住脸庞",
        "男人亲吻女人脸颊，女人微笑"
      ]
    },
    "effects": {
      "film_border": {
        "enabled": true,
        "look": "模拟印样边框",
        "edge_wear": "微妙磨损"
      },
      "film_grain": "真实",
      "micro_contrast": "轻微"
    },
    "negative_prompt": "彩色图像，过度锐化，皮肤过度平滑，糟糕的人体结构，多余的手指，变形的手，帧间面部不一致，文字叠加，水印"
  }
}
```