diff --git a/public/assets/css/app.css b/public/assets/css/app.css
index 95027b6..d63e09a 100644
--- a/public/assets/css/app.css
+++ b/public/assets/css/app.css
@@ -1528,6 +1528,18 @@ body.has-modal-open {
 
 .nexus-debug-entry__copy {
   flex: 0 0 auto;
+  min-width: 36px;
+  width: 36px;
+  height: 36px;
+  padding: 0;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.nexus-debug-entry__copy svg {
+  width: 16px;
+  height: 16px;
 }
 
 .nexus-debug-entry pre {
@@ -1571,7 +1583,7 @@ body.has-modal-open {
   }
 
   .nexus-debug-entry__copy {
-    width: 100%;
+    width: 36px;
   }
 }
 
diff --git a/public/assets/js/app.js b/public/assets/js/app.js
index e043e7f..b16a2f0 100755
--- a/public/assets/js/app.js
+++ b/public/assets/js/app.js
@@ -220,6 +220,7 @@ window.NexusModal = (() => {
   }
 
   const bugSvg = '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M9 4.5h6l1.2 2.2 2.5-1.4 1 1.7-2.4 1.4A6.9 6.9 0 0 1 19 13h2.5v2H19a6.9 6.9 0 0 1-.7 2.9l2.4 1.4-1 1.7-2.5-1.4L15 21.5H9l-1.2-2.2-2.5 1.4-1-1.7 2.4-1.4A6.9 6.9 0 0 1 6 15H3.5v-2H6a6.9 6.9 0 0 1 .7-2.9L4.3 8.7l1-1.7 2.5 1.4L9 4.5Zm1.2 2L9 8.8V15a3 3 0 0 0 6 0V8.8l-1.2-2.3h-3.6ZM10.5 11a1 1 0 1 1 0 2 1 1 0 0 1 0-2Zm3 0a1 1 0 1 1 0 2 1 1 0 0 1 0-2Z" fill="currentColor"/></svg>';
+  const copySvg = '<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M9 9.75A2.25 2.25 0 0 1 11.25 7.5h7.5A2.25 2.25 0 0 1 21 9.75v8.25a2.25 2.25 0 0 1-2.25 2.25h-7.5A2.25 2.25 0 0 1 9 18V9.75Zm-6 4.5V6A2.25 2.25 0 0 1 5.25 3.75h7.5A2.25 2.25 0 0 1 15 6v.75h-3.75A3.75 3.75 0 0 0 7.5 10.5v7.5h-2.25A2.25 2.25 0 0 1 3 15.75v-1.5Z" fill="currentColor"/></svg>';
 
   root.innerHTML = `
     <button type="button" class="nexus-debug-bug" aria-label="Debug öffnen">
@@ -295,7 +296,7 @@ window.NexusModal = (() => {
               <strong>${escapeHtml(title)}</strong>
               <span class="nexus-debug-entry__meta">${escapeHtml(entry.source)} · ${escapeHtml(entry.at)}</span>
             </span>
-            <button type="button" class="module-button module-button--secondary module-button--small nexus-debug-entry__copy" data-entry-copy="${escapeHtml(entry.id)}">Kopieren</button>
+            <button type="button" class="module-button module-button--secondary module-button--small nexus-debug-entry__copy" data-entry-copy="${escapeHtml(entry.id)}" aria-label="Eintrag kopieren" title="Eintrag kopieren">${copySvg}</button>
           </summary>
           <pre>${escapeHtml(payloadText)}</pre>
         </details>