During April 2025, contributed a targeted UI fix to the lichess-org/lila repository, focusing on improving accessibility for blindfold chess mode. Addressed a visibility issue where promotion pieces were not fully visible in the promotion chooser by applying precise CSS and SCSS overrides to control element opacity. This solution resolved a longstanding bug, ensuring that users relying on blindfold mode experience clear and accessible promotion flows. The work involved disciplined frontend debugging, careful validation across related UI paths, and commit-driven development practices. Demonstrated expertise in front end development and CSS, with a focus on user experience and accessibility improvements.