diff --git a/src/layouts/Base.astro b/src/layouts/Base.astro
index 4dabd9d..f0cb2da 100644
--- a/src/layouts/Base.astro
+++ b/src/layouts/Base.astro
@@ -19,6 +19,17 @@ interface Props {
 const { title, description, image, type, publishedTime, modifiedTime, tags, jsonLd } = Astro.props;
 ---
 <!doctype html>
+<Fragment set:html={`<!--
+     _    ____   ____ _____ ____
+    / \\  / ___| / ___| ____|  _ \\
+   / _ \\ \\___ \\| |  _|  _| | |_) |
+  / ___ \\ ___) | |_| | |___|  _ <
+ /_/   \\_\\____/ \\____|_____|_| \\_\\
+
+  Hej, kildekode-læser. Du er min slags.
+  Statisk Astro, ingen frameworks, self-hosted på Proxmox.
+  Prøv Cmd/Ctrl+K — eller den gamle kode: op op ned ned venstre højre venstre højre B A.
+-->`} />
 <html lang={SITE.lang}>
   <head>
     <script is:inline>
@@ -52,5 +63,24 @@ const { title, description, image, type, publishedTime, modifiedTime, tags, json
     </main>
     <Footer />
     <Palette />
+    <script is:inline>
+      // Konami-koden: ↑↑↓↓←→←→BA → terminal-tema + en lille rulle. En klassiker skal æres.
+      (() => {
+        if (window.__konami) return; window.__konami = true;
+        const seq = ['ArrowUp','ArrowUp','ArrowDown','ArrowDown','ArrowLeft','ArrowRight','ArrowLeft','ArrowRight','b','a'];
+        let pos = 0;
+        document.addEventListener('keydown', (e) => {
+          pos = e.key === seq[pos] ? pos + 1 : (e.key === seq[0] ? 1 : 0);
+          if (pos !== seq.length) return;
+          pos = 0;
+          document.documentElement.dataset.theme = 'terminal';
+          localStorage.setItem('theme', 'terminal');
+          document.body.animate(
+            [{ transform: 'rotate(0)' }, { transform: 'rotate(360deg)' }],
+            { duration: 900, easing: 'ease-in-out' });
+          console.log('%c> adgang givet. velkommen til terminalen.', 'color:#4bff7e;font-family:monospace;font-size:14px');
+        });
+      })();
+    </script>
   </body>
 </html>