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  <!-- Core pages -->
  <url>
    <loc>https://thesystembible.com/</loc>
    <changefreq>weekly</changefreq>
    <priority>1.0</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems</loc>
    <changefreq>weekly</changefreq>
    <priority>0.9</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/practice-plan</loc>
    <changefreq>monthly</changefreq>
    <priority>0.7</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/daily</loc>
    <changefreq>daily</changefreq>
    <priority>0.7</priority>
  </url>

  <!-- System design problems — high-value keyword pages -->
  <url>
    <loc>https://thesystembible.com/problems/url-shortener</loc>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/rate-limiter</loc>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/twitter-feed</loc>
    <changefreq>monthly</changefreq>
    <priority>0.9</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/uber-matching</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/whatsapp</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/youtube</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/google-search</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/amazon-checkout</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/dropbox</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/netflix</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/slack</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/airbnb</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/discord</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/linkedin-feed</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/problems/stripe-payments</loc>
    <changefreq>monthly</changefreq>
    <priority>0.8</priority>
  </url>

  <!-- Concept reference pages — 22 component types -->
  <url>
    <loc>https://thesystembible.com/concepts/web-app</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/api-gateway</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/rate-limiter</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/load-balancer</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/service-mesh</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/service</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/cdn</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/message-queue</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/worker</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/dns</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/auth-service</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/object-storage</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/database</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/cache</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/search</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/analytics</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/monitoring</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/firewall</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/notification</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/scheduler</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/feature-flag</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/concepts/stream-processor</loc>
    <changefreq>monthly</changefreq>
    <priority>0.6</priority>
  </url>

  <!-- Legal -->
  <url>
    <loc>https://thesystembible.com/privacy-policy</loc>
    <changefreq>yearly</changefreq>
    <priority>0.2</priority>
  </url>
  <url>
    <loc>https://thesystembible.com/terms-of-service</loc>
    <changefreq>yearly</changefreq>
    <priority>0.2</priority>
  </url>

</urlset>
