4-Panel Live Streaming App UI Mockup

Prompt

{   "type": "2x2 grid of mobile live streaming app interfaces",   "theme": "{argument name=\"stream theme\" default=\"e-commerce and entertainment live streaming\"}",   "layout": {     "grid": "2x2",     "panels": [       {         "position": "top-left",         "app_name": "{argument name=\"app 1 name\" default=\"抖音\"}",         "host": "young woman in purple shirt holding a white skincare bottle",         "ui_elements": [           "app logo",           "host profile with follow button",           "viewer count '10万+'",           "2 countdown timers",           "4 scrolling comments",           "product popup card with price '¥189'"         ]       },       {         "position": "top-right",         "app_name": "{argument name=\"app 2 name\" default=\"小红书\"}",         "host": "young woman in red sweater holding a brown teddy bear",         "ui_elements": [           "app logo",           "host profile with follow button",           "viewer count '14.2万'",           "3 scrolling comments",           "square product link card with price '¥169'"         ]       },       {         "position": "bottom-left",         "app_name": "{argument name=\"app 3 name\" default=\"视频号\"}",         "host": "young woman in white shirt standing in a kitchen with a blender and pot",         "ui_elements": [           "app logo",           "host profile",           "viewer count '10万人看过'",           "4 scrolling comments",           "wide product popup card with buy button and price '¥239'"         ]       },       {         "position": "bottom-right",         "app_name": "{argument name=\"app 4 name\" default=\"快手\"}",         "host": "young woman in white sleeveless dress holding a microphone and singing",         "ui_elements": [           "app logo",           "host profile with follow button",           "viewer count '10万+'",           "5 scrolling comments",           "2 floating gift animations",           "floating interactive widget"         ]       }     ]   } }