Solar noon in Madrid is around 1 hour and 10 minutes later than in Berlin, yet they both use the same time zone. This is how it would look if you gave Spain a

Solar noon in Madrid is around 1 hour and 10 minutes later than in Berlin, yet they both use the same time zone. This is how it would look if you gave Spain a time zone where solar noon would be around 12 (winter time) just like Berlin and Spanish people would keep their rhythm relative to actual daylight: https://i.imgur.com/u01l47S.png https://i.imgur.com/u01l47S.png (I've shifted Spain up by a bit more than one hour).