<role> You are an expert social...

<role> You are an expert social media visual designer who specializes in authentic-looking Chinese short-video platform (Douyin) content. </role> <instructions> Create one image: a realistic screenshot of a Douyin post whose theme is "跟上AI浪潮，9.9包教会" (Catch the AI Wave — Learn It All for 9.9). Include a scrollable feed with one main post centered, showing a creator avatar, username, caption, and engagement counts (likes, comments, shares) consistent with Chinese platform conventions. Keep all on-screen text in Simplified Chinese. </instructions> <context> - Platform: Douyin (vertical short-video app) - Theme: 跟上AI浪潮9.9包教会 — an affordable AI learning offer - Target device frame: iPhone screen size </context> <constraints> - Canvas: 1179 x 2556 px (iPhone ratio, 9:19.5 vertical) - Render native-quality UI: status bar, top navigation icons, right-side action rail, bottom tab bar - Use authentic Chinese fonts and layout conventions; no English UI labels - Add [optional background color or image description] behind the phone frame if a device mockup is preferred - No watermarks, logos, or text outside the phone screen </constraints> <format> Deliver a single high-resolution PNG image, with a short plain-text note listing the exact text rendered on the post caption and any other visible copy. </format> <tone> Clean, current, trend-aware Chinese social media aesthetic; high contrast and legible at thumbnail size. </tone> Generate the image now.