[STORY] Menu Animation and Polish System

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Story Description

Add professional animations, transitions, and visual polish to create a smooth, engaging menu experience that matches modern educational software expectations.

Acceptance Criteria

• Smooth fade-in animations on menu load
• Hover effects with subtle visual feedback
• Transition animations between menu sections
• Loading animations for game startup
• Subtle background animations (particles, gentle movement)
• Sound effects for menu interactions (with volume control)
• Button press feedback animations
• Menu slide transitions for better UX flow
• Accessibility option to disable animations
• Performance optimization to maintain responsiveness

Current Implementation Status

❌ MISSING - Functional but lacks polish

Technical Details

• Current pygame implementation has basic highlighting
• Needs enhanced visual effects system
• Must maintain 60fps performance
• Consider sound integration for feedback

Related Issues

Part of epic #1 - Complete Main Menu System
Builds on existing menu foundation (#8, #9)

Educational Value

Professional polish increases educator confidence and student engagement with the learning tool.