Variable OVERHAND_ANIMATIONConst

Overhand - 오버핸드 (천권)

Looping punch over opponent's guard. High arc to strike top of head or jaw.

Phases:

1. Wind-up (준비): Arm raises high - 200ms
2. Loop (호): Arm loops over - 300ms
3. Strike (타격): Fist crashes down - 120ms
4. Recovery (복귀): Return to guard - 380ms

Total duration: 1000ms (HEAVY technique)