Custom Code Injection

<!-- Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=GA_ID"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());
  gtag('config', 'GA_ID');
</script>

<!-- Chat Widget -->
<script>
  (function() {
    var script = document.createElement('script');
    script.src = 'https://chat-widget.example.com/widget.js';
    document.body.appendChild(script);
  })();
</script>

<script>
  !function(f,b,e,v,n,t,s)
  {if(f.fbq)return;n=f.fbq=function(){n.callMethod?
  n.callMethod.apply(n,arguments):n.queue.push(arguments)};
  if(!f._fbq)f._fbq=n;n.push=n;n.loaded=!0;n.version='2.0';
  n.queue=[];t=b.createElement(e);t.async=!0;
  t.src=v;s=b.getElementsByTagName(e)[0];
  s.parentNode.insertBefore(t,s)}(window, document,'script',
  'https://connect.facebook.net/en_US/fbevents.js');
  fbq('init', 'YOUR_PIXEL_ID');
  fbq('track', 'PageView');
</script>

<style>
  .custom-button {
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: 8px;
    padding: 12px 24px;
  }
</style>

<script src="https://cdn.example.com/cookie-consent.js"></script>
<script>
  CookieConsent.init({
    theme: 'dark',
    position: 'bottom'
  });
</script>