I'll create a multi-stage process UI with five stages, tables, file uploads, and progress visualization. This will include navigation controls and a clear progress indicator.

I've created a comprehensive multi-stage process UI with all the features you requested:

Key Features:

1. Five Stages: Each with distinct content and functionality

2. Progress Visualization:

   • Progress bar showing completion percentage
   • Stage indicators with visual status (complete, current, pending)
   • Step counter

3. Data Tables: Each stage displays relevant data in organized tables with:

   • Status badges for visual clarity
   • Responsive design
   • Clear headers and data organization

4. File Upload: Stages 2 and 4 include file upload functionality with:

   • Drag-and-drop interface
   • File type validation
   • Upload confirmation with file name display

5. Navigation:

   • Previous/Next buttons with proper state management
   • Disabled states for boundary conditions
   • Current step indicator

6. Stage Content:

   • Stage 1: Project requirements table
   • Stage 2: Document upload only
   • Stage 3: Resource allocation table
   • Stage 4: Configuration table + file upload
   • Stage 5: Final review with completion status

The UI is fully responsive and uses a clean, professional design with proper state management for tracking progress and uploaded files.