[P0] DESIGN.2 - ScamReportingSystem Polish

[echetoui]

Effort: 6h | Owner: Design + Frontend

Design Tasks

• Visual feedback for file upload (progress bar)
• Drag-and-drop zone styling
• Success animation (confetti or checkmark)
• Error message styling (senior-friendly language)
• Dark mode compatibility
• Print-friendly report confirmation

Acceptance Criteria

• All states visually polished (normal, hover, focus, disabled, loading, success, error)
• Dark mode properly tested and looks good
• Print CSS creates readable PDF output
• Component library updated with new states