February 2026 summary for ant-design/x: Focused on delivering a stable enhancement to dark mode code highlighting in x-markdown. Implemented CSS class name updates for code and pre elements to ensure consistent rendering, and fixed a class name typo that blocked proper styling in the dark theme. The changes are scoped, low-risk, and ship-ready, reinforcing a polished user experience in dark mode across code blocks and markdown content. Impact: improved readability for developers and end-users relying on dark themes; reduced UI discrepancies in dark mode; improved maintainability through explicit commit messages and traceability. Technologies demonstrated: CSS/class selector hygiene, theming considerations, responsive styling, Git commit hygiene, and quick-turnaround fixes.