graph TD A[User Input: Topic Description & Avatar Description] B[ScriptScribe: Generate Script] C[VocalBuilder: Create Voiceover] D[AvatarVision: Generate Avatar Image] E[VideoSync: Create Talking Head Video] F[Final Output: MP4 Video File] A --> B A --> D B --> C C --> E D --> E E --> F style A fill:#f9f,stroke:#333 style B fill:#bbf,stroke:#333 style C fill:#bbf,stroke:#333 style D fill:#bbf,stroke:#333 style E fill:#bbf,stroke:#333 style F fill:#bfb,stroke:#333