"Died for sins." What EXACTLY does that mean?

[Hosanna]

Galatians 1:4: The Lord Jesus Christ is the One “who gave Himself for our sins so that He might rescue us from this present evil age, according to the will of our God and Father.” He gave Himself for our sins; He paid the penalty and provided atonement.
Good old got questions explains it real well

What does it mean that Jesus died for our sins? | GotQuestions.org

What does it mean that Jesus died for our sins? Why was it necessary for Jesus to die for our sins?

www.gotquestions.org

Simply put, without Jesus’ death on the cross for our sins, no one would have eternal life. Works for me.