Well done, glad it worked out Primary importance to not panic, hard to do if/when things really go bad.
Classic example is the Speedbird 9 story, 747 flameout after flying through volcanic ash, the crew just kept running thru proper procedure, landed safely
https://en.wikipedia.org/wiki/British_Airways_Flight_9
(Hopefully, after repairing faulty circuits in that 421, they installed an independent gyro of some kind, air-driven, or stand-alone battery powered AI).