Advice Packing Light for Europe with Souvenirs

Hey everyone! We're gearing up for our first trip to Europe and honestly feeling overwhelmed with all the packing advice out there. We're planning to travel with just carry-ons, but I’m worried about how to manage space for souvenirs. How do you balance packing necessities with the inevitable souvenirs you'll want to bring back? Any tips on choosing items that won’t take up too much space or ways to pack more efficiently would be really helpful!