3D电商直播宣传海报

{
  "type": "3D电商直播预告宣传海报",
  "style": "醒目紫金配色，高光质感3D UI控件，霓虹流光，柔焦演播厅背景",
  "typography": {
    "header_pill": "抖音直播",
    "main_title": "[直播中]",
    "subtitle": "[欢迎进直播间]",
    "promo_pill": "[好物推荐 不止5折]"
  },
  "layout": {
    "sections": [
      {
        "title": "feature_cards",
        "position": "middle",
        "count": 3,
        "items": [
          {
            "icon": "紫色价格标签",
            "text": "大牌好货 正品保障"
          },
          {
            "icon": "红包",
            "text": "直播专属 优惠多多"
          },
          {
            "icon": "紫色礼盒",
            "text": "互动抽奖 惊喜不停"
          }
        ]
      },
      {
        "title": "marquee_sign",
        "position": "lower middle",
        "style": "发光圆点霓虹边框，3D红色爱心图标",
        "text": "[关注主播 不迷路]"
      },
      {
        "title": "footer_pill",
        "position": "bottom center",
        "style": "发光霓虹胶囊边框",
        "text": "[点关注 下单享优先发货]"
      }
    ]
  },
  "scene_elements": {
    "top_corners": "顶部两侧向内照射的演播室聚光灯",
    "bottom_left": "一台架在三脚架上夹着智能手机的环形补光灯",
    "bottom_right": "印有'极速发货'和'售后无忧'的三个堆叠纸箱，一个微型购物车，两个系金色缎带的紫色礼盒",
    "background": "柔和虚化的直播间背景，带展示货架与紫色环境氛围光"
  }
}