diff --git a/Core.js b/Core.js
index e50ad96..e80dd1f 100644
--- a/Core.js
+++ b/Core.js
@@ -130,7 +130,7 @@ class SimonUp {
                     }
                     tocWrapper += '\n</div>';
                 }
-                return tocWrapper;
+                return tocWrapper || ''; // Fallback Platzhalter für spätere Injektion
 
             case 'c': 
                 const langClass = meta ? ` class="language-${meta}"` : '';
@@ -217,7 +217,7 @@ class SimonUp {
         const escapes = [];
         html = html.replace(/\\(.)/g, function(match, char) {
             escapes.push(char);
-            return '';
+            return `__ESCAPED_CHAR_${escapes.length - 1}__`;
         });
 
         html = html.replace(/\/\/(( \s|$))/g, '$1');
@@ -280,11 +280,9 @@ class SimonUp {
             let regex = new RegExp(rule.symbol + '(.+?)\\\\' + rule.symbol, 'g');
             html = html.replace(regex, `<${rule.tag}>$1</${tagSimple}>`);
 
-            let resetRegex = new RegExp(rule.symbol + '(.+?)(?=)', 'g');
+            let resetRegex = new RegExp(rule.symbol + '(.+?)(?=' + rule.symbol + '|$)', 'g');
             html = html.replace(resetRegex, `<${rule.tag}>$1</${tagSimple}>`);
         }
-        
-        html = html.replace(//g, '');
 
         const alignMap = { 'l': 'left', 'r': 'right', 'c': 'center', 'j': 'justify' };
         html = html.replace(/>([lrcj])\s+(.+?)\s*\/>/g, function(m, dir, content) {
@@ -299,7 +297,7 @@ class SimonUp {
         html = html.replace(/\^x\[([^\]]+)\]\^x/g, '<span class="footnote-auto" title="$1">[*]</span>'); 
         html = html.replace(/\^(\d+)\[([^\]]+)\]\^x/g, '<sup class="footnote-manual" title="$2">[$1]</sup>');
 
-        html = html.replace(//g, function(match, idx) {
+        html = html.replace(/__ESCAPED_CHAR_(\d+)__/g, function(match, idx) {
             return escapes[idx];
         });
 
@@ -332,11 +330,12 @@ class SimonUp {
      * INTERN: Erzeugt die fertige HTML-Liste des TOC und injiziert sie in den Block
      */
     _injectTOC(html) {
-        if (!html.includes('')) {
+        const placeholder = '';
+        if (!html.includes(placeholder) && !html.includes('class="simonup-toc-wrapper"')) {
             return html;
         }
         if (this.headings.length === 0) {
-            return html.replace('', '');
+            return html.replace(placeholder, '');
         }
 
         let tocListHtml = '<div class="simonup-toc">\n<ul>\n';
@@ -361,7 +360,12 @@ class SimonUp {
         }
         tocListHtml += '</ul>\n</div>';
 
-        return html.replace('', tocListHtml);
+        if (html.includes(placeholder)) {
+            return html.replace(placeholder, tocListHtml);
+        } else {
+            // Falls der Wrapper existiert, hängen wir das Inhaltsverzeichnis hinten an den Wrapper an
+            return html.replace('</div>', tocListHtml + '\n</div>');
+        }
     }
 
     /**
@@ -392,6 +396,8 @@ class SimonUp {
 
         for (let i = 0; i < elements.length; i++) {
             let element = elements[i];
+            if (!element) continue;
+            
             let isUlItem = element.startsWith("<ul-item>");
             let isOlItem = element.startsWith("<ol-item>");
 
@@ -406,7 +412,25 @@ class SimonUp {
                 currentListType = type;
                 listBuffer.push(content);
             } else if (element.startsWith("<") && !/^(<a>|<strong>|<em>|<u>|<del>|<mark>|<sup>|<sub>|<span>|<code>|<img>|<h\d)/i.test(element)) {
+                // Es ist ein fertiges Block-HTML-Element (z.B. <div>, <hr>, <table>, <blockquote>)
                 flushList();
                 flushParagraph();
                 processed.push(element);
-            } else if (element.trim
\ No newline at end of file
+            } else {
+                // Freier Text oder Inline-HTML -> Kommt in den Paragraph-Buffer
+                flushList();
+                if (element.trim() === "") {
+                    flushParagraph(); // Leere Zeile erzwingt neuen Absatz
+                } else {
+                    paragraphBuffer.push(element);
+                }
+            }
+        }
+
+        // Letzte Reste leeren
+        flushList();
+        flushParagraph();
+
+        return processed.join("\n");
+    }
+}
\ No newline at end of file