Füge Beobachtungslogik hinzu, um eingefügte Anzeigenknoten zu erkennen und in den Platzhalter zu verschieben

client/src/components/HeaderAdBanner.vue

@@ -121,6 +121,52 @@ async function renderPropeller() {
     const placeholder = document.createElement('div');
     placeholder.className = 'propeller-ad-placeholder';
     adContainer.value.appendChild(placeholder);
+
+    // Observe the document for injected ad nodes and relocate them into our placeholder
+    const observeAndRelocate = () => {
+      const parent = document.body;
+      try {
+        const observer = new MutationObserver(mutations => {
+          for (const m of mutations) {
+            for (const node of Array.from(m.addedNodes)) {
+              if (!(node instanceof HTMLElement)) continue;
+              const src = (node.tagName === 'IFRAME' && node.getAttribute('src')) || '';
+              const isAdNode = src.includes('nap5k') || (node.dataset && node.dataset.zone === propSlotId) || /nap5k|propel|propeller|inpage|push/i.test(node.className + ' ' + node.id);
+              if (isAdNode) {
+                try {
+                  placeholder.innerHTML = '';
+                  placeholder.appendChild(node);
+                  node.style.maxWidth = '100%';
+                  node.style.display = 'block';
+                  observer.disconnect();
+                  try { window.dispatchEvent(new CustomEvent('ads:relocated',{detail:{provider:'propeller',zone:propSlotId}})); } catch {}
+                  return;
+                } catch (e) {
+                  console.warn('Failed to relocate ad node', e);
+                }
+              }
+            }
+          }
+        });
+        observer.observe(parent, { childList: true, subtree: true });
+
+        // Check existing iframes right away
+        const existing = Array.from(document.querySelectorAll('iframe')).find(f => (f.src || '').includes('nap5k'));
+        if (existing) {
+          placeholder.innerHTML = '';
+          placeholder.appendChild(existing);
+          observer.disconnect();
+        }
+
+        // Failsafe: stop observing after 6s
+        setTimeout(() => observer.disconnect(), 6000);
+      } catch (e) {
+        console.warn('observeAndRelocate error', e);
+      }
+    };
+
+    // Start observing shortly after script insertion to allow provider to run
+    setTimeout(observeAndRelocate, 100);
   } catch (err) {
     console.warn('Propeller ad load failed', err);
   }