[conducted] Add pixel-perfect dialogue boxes

[githumps]

Goal

Implement authentic Pokemon-style dialogue boxes with proper borders, text padding, and animations.

Pokemon Dialogue Box Features

• Black border with white interior
• Text appears character-by-character
• Arrow indicator when text completes
• Proper padding (2-3 pixels from edges)
• Smooth open/close animations

Implementation

1. Create DialogueBox component/class
2. Add border rendering (3px black, 2px white inner)
3. Implement char-by-char text display
4. Add triangle indicator for 'press A to continue'
5. Add slide-up animation on open

Priority: P1 | Estimate: 2-3 hours