The Professor transforms static PDF and Office documents into interactive learning environments. Upload any document and get real-time AI chat grounded strictly in your content, auto-generated MCQ quizzes, and flashcards — all powered by Google Gemini 2.0 Flash. Features a decoupled monorepo architecture (Next.js 15 frontend + Express v5 backend), JWT authentication, Supabase for persistence, and a unique 3D React Three Fiber visualization of the AI's reasoning state. Includes full system design documentation: ER diagram, sequence diagram, class diagram, and use case diagram.