Ekaterina performed excellently during the refinement and final polishing stage of the design. All edits were made quickly, accurately, and with attention to detail. She was attentive to comments, suggested improvements, and helped make the interface clearer and more harmonious. It is especially pleasant that even small changes are worked on by Ekaterina with quality, maintaining the integrity of the project's style. Communication was easy and productive, and all tasks were completed on time.