3D電商直播宣傳海報

{
  "type": "3D電商直播預告宣傳海報",
  "style": "醒目紫金配色，高光質感3D UI控制元件，霓虹流光，柔焦演播廳背景",
  "typography": {
    "header_pill": "抖音直播",
    "main_title": "[直播中]",
    "subtitle": "[歡迎進直播間]",
    "promo_pill": "[好物推薦 不止5折]"
  },
  "layout": {
    "sections": [
      {
        "title": "feature_cards",
        "position": "middle",
        "count": 3,
        "items": [
          {
            "icon": "紫色價格標籤",
            "text": "大牌好貨 正品保障"
          },
          {
            "icon": "紅包",
            "text": "直播專屬 優惠多多"
          },
          {
            "icon": "紫色禮盒",
            "text": "互動抽獎 驚喜不停"
          }
        ]
      },
      {
        "title": "marquee_sign",
        "position": "lower middle",
        "style": "發光圓點霓虹邊框，3D紅色愛心圖示",
        "text": "[關注主播 不迷路]"
      },
      {
        "title": "footer_pill",
        "position": "bottom center",
        "style": "發光霓虹膠囊邊框",
        "text": "[點關注 下單享優先發貨]"
      }
    ]
  },
  "scene_elements": {
    "top_corners": "頂部兩側向內照射的演播室聚光燈",
    "bottom_left": "一臺架在三腳架上夾著智慧手機的環形補光燈",
    "bottom_right": "印有'極速發貨'和'售後無憂'的三個堆疊紙箱，一個微型購物車，兩個系金色緞帶的紫色禮盒",
    "background": "柔和虛化的直播間背景，帶展示貨架與紫色環境氛圍光"
  }
}