/add-error-pages

Create custom error pages for 404, 500, and offline scenarios. Design user-friendly error pages styled with Bootstrap matching brand identity. Add 404 page with helpful navigation links and popular pages. Implement 500 error page with contact options and status page link. Create offline page for progressive web app functionality. Add search functionality to find intended content. Implement "Did you mean?" suggestions based on URL. Include relevant illustrations or graphics. Add breadcrumb navigation where applicable. Ensure error pages are accessible with proper heading structure. Make pages responsive for all devices. Reference content-seo-agent for copy and SEO optimization.