Igor Goroun developed the Zarcula UI Theme for the zed-industries/extensions repository, introducing a Darcula-inspired visual style to the Zed application. Focusing on front end development and UI/UX design, Igor standardized the application's appearance, improving visual consistency and streamlining the design-to-development process. The work involved creating and integrating TOML-based theme assets, aligning with the existing design system, and maintaining version control discipline through structured Git commits. Igor also documented the integration process and referenced the Zarcula theme source for future enhancements. This contribution enabled faster UI theming iterations and reduced the effort required for ongoing interface improvements.