Continue a little wider than against an MP 3-bet, but the button's position keeps your calls honest.
The reference tier. 4-bet a tight value range, call with hands that flop well, fold the rest without ceremony.
The button 3-bets your early open with a wider, more leveraged range — but does it with position for the rest of the hand.
Assumes a standard 3-bet; 4-bet to ~2.2–2.5x the 3-bet. Deep, favor calls over 4-bets — a 4-bet pot at 500bb+ commits you with range disadvantage.