3D 电商直播促销海报

提示词

{   "type": "3D e-commerce livestream promotional poster",   "style": "充满活力的紫金配色、光泽感 UI 元素、霓虹灯光、柔和模糊的摄影棚背景",   "typography": {     "header_pill": "抖音直播",     "main_title": "{argument name=\"main title\" default=\"直播中\"}",     "subtitle": "{argument name=\"subtitle\" default=\"欢迎进直播间\"}",     "promo_pill": "{argument name=\"promo text\" default=\"好物推荐 不止5折\"}"   },   "layout": {     "sections": [       {         "title": "feature_cards",         "position": "middle",         "count": 3,         "items": [           {"icon": "purple price tag", "text": "大牌好货 正品保障"},           {"icon": "red envelope", "text": "直播专属 优惠多多"},           {"icon": "purple gift box", "text": "互动抽奖 惊喜不停"}         ]       },       {         "title": "marquee_sign",         "position": "lower middle",         "style": "带发光圆点的霓虹边框，3D 红心图标",         "text": "{argument name=\"marquee text\" default=\"关注主播 不迷路\"}"       },       {         "title": "footer_pill",         "position": "bottom center",         "style": "发光霓虹边框",         "text": "{argument name=\"footer text\" default=\"点关注 下单享优先发货\"}"       }     ]   },   "scene_elements": {     "top_corners": "2 个朝内的摄影棚聚光灯",     "bottom_left": "1 个装在三脚架上的环形补光灯，支撑着一部智能手机",     "bottom_right": "3 个堆叠的纸箱，标签为 '极速发货' 和 '售后无忧'，1 个迷你购物车，2 个带黄色丝带的紫色礼盒",     "background": "带有货架和紫色环境光的模糊摄影棚布置"   } }