diff --git a/public/assets/js/bridge/blocks-placeholder.js b/public/assets/js/bridge/blocks-placeholder.js
index 4263b24..fa1f6a9 100644
--- a/public/assets/js/bridge/blocks-placeholder.js
+++ b/public/assets/js/bridge/blocks-placeholder.js
@@ -237,11 +237,70 @@ const refreshPlaceholderComponent = (component) => {
         return true;
     };
 
-    const insertCaretMarker = () => false;
+    const getRteDocument = (rteInstance) => {
+        return rteInstance && rteInstance.doc
+            ? rteInstance.doc
+            : (rteInstance && rteInstance.el && rteInstance.el.ownerDocument) || document;
+    };
 
-    const removeMarkerFromComponent = () => false;
+    const insertCaretMarker = (rteInstance) => {
+        const doc = getRteDocument(rteInstance);
+        if (!doc || !doc.getSelection) return null;
+        const sel = doc.getSelection();
+        if (!sel || !sel.rangeCount) return null;
+        const range = sel.getRangeAt(0);
+        if (!range || !range.collapsed) return null;
 
-    const replaceMarkerWithPlaceholder = () => false;
+        const markerId = `bridge-placeholder-marker-${Date.now().toString(36)}${Math.random().toString(36).slice(2)}`;
+        const marker = doc.createElement('span');
+        marker.setAttribute(PLACEHOLDER_MARKER_ATTR, markerId);
+        marker.style.display = 'inline-block';
+        marker.style.width = '0';
+        marker.style.height = '0';
+        marker.style.padding = '0';
+        marker.style.margin = '0';
+        marker.style.lineHeight = '0';
+        marker.style.overflow = 'hidden';
+
+        range.insertNode(marker);
+        range.setStartAfter(marker);
+        range.collapse(true);
+        sel.removeAllRanges();
+        sel.addRange(range);
+
+        return { doc, id: markerId };
+    };
+
+    const removeMarkerFromComponent = (markerInfo, rteInstance) => {
+        if (!markerInfo || !markerInfo.id) return false;
+        const doc = markerInfo.doc || getRteDocument(rteInstance);
+        if (!doc || !doc.querySelector) return false;
+        const marker = doc.querySelector(`[${PLACEHOLDER_MARKER_ATTR}="${markerInfo.id}"]`);
+        if (!marker || !marker.parentNode) return false;
+        marker.parentNode.removeChild(marker);
+        return true;
+    };
+
+    const replaceMarkerWithPlaceholder = (markerInfo, rteInstance, text) => {
+        if (!markerInfo || !markerInfo.id) return false;
+        const doc = markerInfo.doc || getRteDocument(rteInstance);
+        if (!doc || !doc.querySelector) return false;
+        const marker = doc.querySelector(`[${PLACEHOLDER_MARKER_ATTR}="${markerInfo.id}"]`);
+        if (!marker || !marker.parentNode) return false;
+
+        const textNode = doc.createTextNode(text);
+        marker.parentNode.replaceChild(textNode, marker);
+
+        const sel = doc.getSelection && doc.getSelection();
+        if (sel && doc.createRange) {
+            const range = doc.createRange();
+            range.setStartAfter(textNode);
+            range.collapse(true);
+            sel.removeAllRanges();
+            sel.addRange(range);
+        }
+        return true;
+    };
 
     const openPlaceholderModal = (editor, component, opts = {}) => {
         if (!editor) return;
@@ -561,19 +620,32 @@ const refreshPlaceholderComponent = (component) => {
                     log('PLACEHOLDER ERROR', 'Keine Text-Selektion gefunden. Bitte Cursor setzen und erneut versuchen.', 'red', 'error');
                     return;
                 }
+                const markerInfo = insertCaretMarker(rteInstance);
                 const restoreSelection = () => restoreRteSelection(selectionSnapshot);
                 openPlaceholderModal(editor, null, {
                     onCancel: () => {
+                        if (markerInfo) {
+                            removeMarkerFromComponent(markerInfo, rteInstance);
+                        }
                         if (rteInstance && typeof rteInstance.focus === 'function') {
                             setTimeout(() => rteInstance.focus(), 0);
                         }
                     },
                     onSubmit: (payload) => {
+                        const text = buildPlaceholderText(payload);
+                        if (markerInfo && replaceMarkerWithPlaceholder(markerInfo, rteInstance, text)) {
+                            if (rteInstance && typeof rteInstance.focus === 'function') {
+                                setTimeout(() => rteInstance.focus(), 0);
+                            }
+                            return true;
+                        }
+                        if (markerInfo) {
+                            removeMarkerFromComponent(markerInfo, rteInstance);
+                        }
                         if (!restoreSelection()) {
                             log('PLACEHOLDER ERROR', 'Cursor-Position konnte nicht wiederhergestellt werden.', 'red', 'error');
                             return false;
                         }
-                        const text = buildPlaceholderText(payload);
                         if (!insertTextIntoSelection(rteInstance, text)) {
                             log('PLACEHOLDER ERROR', 'Placeholder konnte nicht eingefügt werden.', 'red', 'error');
                             return false;