{
  "materials": [
    {
      "id": "floor_001",
      "name": "复合地板",
      "category": "地面",
      "brand": "圣象",
      "model": "F-2001",
      "price_per_unit": 128.0,
      "unit": "平方米",
      "style_match": ["现代简约", "北欧风", "日式风格"],
      "description": "耐磨层压地板，适合客厅卧室",
      "supplier": "圣象地板官方旗舰店",
      "purchase_url": "https://example.com/shengxiang-f2001"
    },
    {
      "id": "floor_002",
      "name": "实木地板",
      "category": "地面",
      "brand": "大自然",
      "model": "Oak-300",
      "price_per_unit": 280.0,
      "unit": "平方米",
      "style_match": ["中式风格", "美式风格", "轻奢风"],
      "description": "橡木实木地板，环保E0级",
      "supplier": "大自然地板",
      "purchase_url": "https://example.com/daziran-oak300"
    },
    {
      "id": "floor_003",
      "name": "瓷砖",
      "category": "地面",
      "brand": "马可波罗",
      "model": "MP-8001",
      "price_per_unit": 88.0,
      "unit": "平方米",
      "style_match": ["工业风", "地中海风", "现代简约"],
      "description": "防滑釉面砖，适合厨卫阳台",
      "supplier": "马可波罗瓷砖",
      "purchase_url": "https://example.com/mkbp-mp8001"
    },
    {
      "id": "wall_001",
      "name": "乳胶漆",
      "category": "墙面",
      "brand": "多乐士",
      "model": "Dulux-A991",
      "price_per_unit": 45.0,
      "unit": "平方米",
      "style_match": ["现代简约", "北欧风", "日式风格", "工业风"],
      "description": "净味环保乳胶漆，5L装可刷35㎡",
      "supplier": "多乐士官方旗舰店",
      "purchase_url": "https://example.com/dulux-a991"
    },
    {
      "id": "wall_002",
      "name": "壁纸",
      "category": "墙面",
      "brand": "柔然",
      "model": "R-5001",
      "price_per_unit": 68.0,
      "unit": "平方米",
      "style_match": ["中式风格", "美式风格", "轻奢风", "地中海风"],
      "description": "无纺布壁纸，透气防霉",
      "supplier": "柔然壁纸",
      "purchase_url": "https://example.com/roura-r5001"
    },
    {
      "id": "ceiling_001",
      "name": "集成吊顶",
      "category": "顶面",
      "brand": "奥普",
      "model": "AUPU-6001",
      "price_per_unit": 180.0,
      "unit": "平方米",
      "style_match": ["现代简约", "北欧风", "工业风"],
      "description": "铝扣板集成吊顶，含照明换气",
      "supplier": "奥普集成吊顶",
      "purchase_url": "https://example.com/aupu-6001"
    },
    {
      "id": "ceiling_002",
      "name": "石膏板吊顶",
      "category": "顶面",
      "brand": "龙牌",
      "model": "LB-300",
      "price_per_unit": 120.0,
      "unit": "平方米",
      "style_match": ["中式风格", "美式风格", "轻奢风"],
      "description": "防潮石膏板，适合客厅卧室",
      "supplier": "龙牌石膏板",
      "purchase_url": "https://example.com/longpai-lb300"
    },
    {
      "id": "kitchen_001",
      "name": "整体橱柜",
      "category": "厨房",
      "brand": "欧派",
      "model": "OP-2001",
      "price_per_unit": 2800.0,
      "unit": "延米",
      "style_match": ["现代简约", "北欧风", "轻奢风"],
      "description": "实木颗粒板橱柜，含石英石台面",
      "supplier": "欧派橱柜",
      "purchase_url": "https://example.com/oppein-op2001"
    },
    {
      "id": "bathroom_001",
      "name": "卫浴套装",
      "category": "卫浴",
      "brand": "科勒",
      "model": "K-3001",
      "price_per_unit": 5800.0,
      "unit": "套",
      "style_match": ["现代简约", "美式风格", "轻奢风"],
      "description": "含马桶、洗手盆、龙头、花洒",
      "supplier": "科勒卫浴",
      "purchase_url": "https://example.com/kohler-k3001"
    },
    {
      "id": "lighting_001",
      "name": "LED吸顶灯",
      "category": "灯具",
      "brand": "雷士",
      "model": "NVC-6001",
      "price_per_unit": 299.0,
      "unit": "个",
      "style_match": ["现代简约", "北欧风", "日式风格"],
      "description": "超薄LED吸顶灯，三色变光",
      "supplier": "雷士照明",
      "purchase_url": "https://example.com/nvc-6001"
    }
  ],
  "rooms": {
    "living_room": {
      "name": "客厅",
      "areas": {
        "floor": 25.0,
        "wall": 60.0,
        "ceiling": 25.0
      },
      "required_materials": ["floor", "wall", "ceiling", "lighting"]
    },
    "bedroom": {
      "name": "卧室",
      "areas": {
        "floor": 15.0,
        "wall": 40.0,
        "ceiling": 15.0
      },
      "required_materials": ["floor", "wall", "ceiling", "lighting"]
    },
    "kitchen": {
      "name": "厨房",
      "areas": {
        "floor": 8.0,
        "wall": 20.0,
        "ceiling": 8.0
      },
      "required_materials": ["floor", "wall", "ceiling", "kitchen"]
    }
  }
}