Optimized Instant Messages (v2.18)

Optimizations

1. Instant messages are now uniformly displayed at the bottom going forward. (Carrier pigeon messages and flying knife threat letters remain unchanged.)

2. Instant message UI has been adjusted for a cleaner and clearer layout.

Fixes

1. Translation errors corrected.

This optimization of instant messages aims to enhance the storytelling and prevent players from missing or misunderstanding the story.