The match got off to an exciting start with Cody Gakpo shooting narrowly wide in the opening minute, and Liverpool took the lead just nine minutes in when Mohamed Salah scored with a pass from Dominik Szoboszlai.
However, Brighton responded well and equalized shortly after the half-hour mark when Yasin Ayari calmly beat Alisson Becker after a pass from Brajan Gruda.
The game remained open with both teams creating scoring chances, but Liverpool re-established their lead just before halftime with a goal from Szoboszlai.
At the start of the second half, Alisson Becker made a few crucial saves, but Brighton continued to push for the equalizer.
After a series of missed opportunities, Kaoru Mitoma scored the rebound just five minutes after coming off the bench, and Brighton took the lead with 20 minutes remaining.
Jack Hinshelwood sealed the win for Brighton with a goal from a cross by Matt O’Riley, securing a crucial three points for the Seagulls and moving them into eighth place in the league.
Liverpool suffered their first back-to-back away league defeats since April 2023, while Brighton earned their first victory over the Reds in five meetings.
The win also marked a significant milestone for Brighton, potentially securing European football with just one more game to go.