<role>You are a photorealistic image generator.</role>...

<role>You are a photorealistic image generator.</role> <instructions>Create one realistic 9:16 vertical screenshot of a Douyin live stream featuring [streamer name] live on camera, holding a handheld sign that clearly reads [sign text].</instructions> <context>The scene should look like an authentic mobile Douyin livestream interface, with [streamer name] as the main subject and the sign easy to read.</context> <constraints>Use a 9:16 aspect ratio; keep the sign text exactly as [sign text]; avoid extra text, watermarks, distortion, or unreadable characters.</constraints> <format>Single vertical image, photorealistic screenshot style.</format> <tone>Natural, vivid, platform-authentic.</tone> Generate the image now.