{
  "levelId": "Level7",
  "name": "冰雪王国（冰雪场景）",
  "scene": "ice",
  "description": "冰雪场景的极地挑战，寒冷环境下的防御战",
  "backgroundImage": "images/LevelBackground/BG1",
  "availableWeapons": [
    "毛豆射手",
    "尖胡萝卜",
    "锯齿草",
    "西瓜炸弹",
    "回旋镖盆栽",
    "炙热辣椒",
    "仙人散弹",
    "秋葵导弹"
  ],
  "coinReward": 2200,
  "diamondReward": 150,
  "initialCoins": 45,
  "timeLimit": 300,
  "difficulty": "normal",
  "healthMultiplier": 2.2,
  "waves": [
    {
      "waveId": 1,
      "enemies": [
        {
          "enemyType": "normal_zombie",
          "count": 22,
          "spawnInterval": 1.6,
          "spawnDelay": 0.0,
          "characteristics": "中速移动, 无技能"
        },
        {
          "enemyType": "roadblock_zombie",
          "count": 8,
          "spawnInterval": 4.0,
          "spawnDelay": 10.0,
          "characteristics": "高生命, 慢速移动"
        }
      ]
    },
    {
      "waveId": 2,
      "enemies": [
        {
          "enemyType": "normal_zombie",
          "count": 18,
          "spawnInterval": 1.4,
          "spawnDelay": 0.0,
          "characteristics": "中速移动, 无技能"
        },
        {
          "enemyType": "archer_zombie",
          "count": 6,
          "spawnInterval": 6.0,
          "spawnDelay": 12.0,
          "characteristics": "远程弓箭攻击"
        },
        {
          "enemyType": "barrel_zombie",
          "count": 3,
          "spawnInterval": 12.0,
          "spawnDelay": 20.0,
          "characteristics": "爆炸伤害, 自爆攻击"
        }
      ]
    },
    {
      "waveId": 3,
      "enemies": [
        {
          "enemyType": "normal_zombie",
          "count": 25,
          "spawnInterval": 1.0,
          "spawnDelay": 0.0,
          "characteristics": "中速移动, 无技能"
        },
        {
          "enemyType": "bucket_zombie",
          "count": 8,
          "spawnInterval": 3.0,
          "spawnDelay": 15.0,
          "characteristics": "超高生命, 极慢速移动"
        },
        {
          "enemyType": "stealth_zombie",
          "count": 5,
          "spawnInterval": 8.0,
          "spawnDelay": 25.0,
          "characteristics": "隐身能力, 快速移动"
        }
      ]
    },
    {
      "waveId": 4,
      "enemies": [
        {
          "enemyType": "boss1_gatekeeper",
          "count": 1,
          "spawnInterval": 0.0,
          "spawnDelay": 30.0,
          "characteristics": "超高生命, 多种攻击方式, 召唤小怪"
        }
      ]
    }
  ],
  "levelSettings": {
    "energyMax": 8,
    "energyMaxUpgrades": [
      9,
      10,
      11,
      12,
      13,
      14,
      15,
      16,
      17,
      18,
      19,
      20,
      21,
      22,
      23,
      24,
      25,
      26,
      27,
      28
    ]
  }
}