带真人讲解员的软件教程信息图

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  "style": "简洁、现代、专业、柔和的浅绿与米色调、写实人物结合",
  "header": {
    "icon": "lightbulb",
    "title": "[Seedance 2.0 使用技巧与实践总结]",
    "subtitle": "[面向真人MV、对话与剧情演出的实践笔记]"
  },
  "presenter_character": "[写实风格年轻日本女性，深棕色长发，穿着米色无袖上衣]",
  "total_presenter_cutouts": 6,
  "layout": {
    "sections": [
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        "number": 1,
        "title": "[参考图片与背景制作]",
        "elements": "3条要点列表，1个包含缩略图（城市街景、文本框、视频播放器）的横向3步流程图",
        "presenter_pose": "向左指向流程图，带有对话气泡"
      },
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        "number": 2,
        "title": "[长提示词依然稳定可靠]",
        "elements": "2条要点列表，1个带有图标（锁、时钟、禁止标志）的3行表格",
        "presenter_pose": "自然表情正视前方，带有对话气泡"
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        "number": 3,
        "title": "时间线上避免出现空隙",
        "elements": "2条要点列表，1个包含3段的横向时间轴图形",
        "presenter_pose": "手指向上，微侧向左看，带有对话气泡"
      },
      {
        "number": 4,
        "title": "720p 与 1080p 的合理选用",
        "elements": "文本说明，1个双列对比表（绿色列、橙色列）",
        "presenter_pose": "正视前方，带有对话气泡"
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        "number": 5,
        "title": "后续挑战与下一个视频的衔接",
        "elements": "4条要点列表",
        "presenter_pose": "微侧向右看，带有对话气泡"
      },
      {
        "type": "summary_box",
        "title": "实践要点速览",
        "elements": "剪贴板图标，5项带绿色对勾的检查清单",
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