reason: Frontend checklist for reviewing JSP/CSS presentation changes.


reason: Verify shared frame role navigation and Simplified Chinese copy remain correct.


reason: Verify layout, accessibility basics, and no obvious overlap/clipping.


reason: Verify encoding changes remain within Servlet/JSP architecture.


reason: Verify layer boundaries and Maven build/test expectations.


reason: Confirm the change preserves the agreed JSP + Servlet + Tomcat stack.