Paul uses a question for emphasis. AT: "No one can accuse us before God because he is the one who makes us right with him" (See: [[rc://en/ta/man/translate/figs-rquestion]])
You can translate this in an active form. AT: "whom even more importantly God raised from the dead" or "who even more importantly came back to life" (See: [[rc://en/ta/man/translate/figs-activepassive]])
To be at God’s “right hand” is an idiom that means that Christ will rule as God, with God’s authority. AT: "who is in the position of God." (See: [[rc://en/ta/man/translate/figs-idiom]])