{
  "canvas": {
    "width": 1080,
    "height": 1920,
    "fps": 25
  },
  "total_duration": 35.13,
  "scenes": [
    {
      "scene_id": "S01",
      "tag": "开场判断",
      "start": 0.0,
      "end": 4.11,
      "duration": 4.11,
      "voice": "很多低效，不是懒，是切换成本太高了。",
      "subtitle": "低效的根，不一定是懒。",
      "layout": "hook"
    },
    {
      "scene_id": "S02",
      "tag": "问题现场",
      "start": 4.11,
      "end": 12.81,
      "duration": 8.7,
      "voice": "你刚进入一点状态，消息来了。回完消息，又切去后台。后台没看完，又想起别的待办。",
      "subtitle": "不是没做事，是一直在切。",
      "layout": "interrupt"
    },
    {
      "scene_id": "S03",
      "tag": "机制解释",
      "start": 12.81,
      "end": 19.5,
      "duration": 6.68,
      "voice": "最耗你的，不是任务本身，而是每一次重新进入状态。每切一次，大脑都要重新启动。",
      "subtitle": "每切一次，都在重启注意力。",
      "layout": "threads"
    },
    {
      "scene_id": "S04",
      "tag": "解决动作",
      "start": 19.5,
      "end": 28.06,
      "duration": 8.57,
      "voice": "更有效的办法，是把同类任务放在一起做，把重复动作交给自动化，先把打断源收起来。",
      "subtitle": "先减少切换，再追求速度。",
      "layout": "solution"
    },
    {
      "scene_id": "S05",
      "tag": "结尾收口",
      "start": 28.06,
      "end": 35.13,
      "duration": 7.07,
      "voice": "效率不是更能扛，而是更少被切碎。你最近最耗注意力的，是哪一种切换？",
      "subtitle": "你最近最耗注意力的是哪种切换？",
      "layout": "closing"
    }
  ]
}