diff --git a/public/assets/css/app.css b/public/assets/css/app.css
index 47690d9..95027b6 100644
--- a/public/assets/css/app.css
+++ b/public/assets/css/app.css
@@ -1429,7 +1429,7 @@ body.has-modal-open {
   overflow: hidden;
   border: 1px solid var(--line);
   border-radius: 24px;
-  background: var(--surface);
+  background: var(--surface-strong);
   box-shadow: 0 28px 80px rgba(1, 22, 32, 0.24);
 }
 
@@ -1452,10 +1452,18 @@ body.has-modal-open {
 }
 
 .nexus-debug-popup__head h2 {
-  margin: 8px 0 0;
+  margin: 4px 0 0;
   font-size: 1.2rem;
 }
 
+.nexus-debug-popup__eyebrow {
+  color: var(--muted);
+  font-size: 0.78rem;
+  font-weight: 700;
+  letter-spacing: 0.14em;
+  text-transform: uppercase;
+}
+
 .nexus-debug-popup__toolbar {
   display: flex;
   align-items: center;
@@ -1488,7 +1496,7 @@ body.has-modal-open {
 .nexus-debug-entry {
   border: 1px solid var(--line);
   border-radius: 16px;
-  background: color-mix(in srgb, var(--surface) 92%, var(--brand-accent-2) 8%);
+  background: var(--surface-strong);
 }
 
 .nexus-debug-entry summary {
@@ -1505,12 +1513,23 @@ body.has-modal-open {
   display: none;
 }
 
+.nexus-debug-entry__title {
+  display: grid;
+  gap: 4px;
+  min-width: 0;
+  flex: 1 1 auto;
+}
+
 .nexus-debug-entry__meta {
   color: var(--muted);
   font-size: 0.82rem;
   text-align: right;
 }
 
+.nexus-debug-entry__copy {
+  flex: 0 0 auto;
+}
+
 .nexus-debug-entry pre {
   margin: 0;
   padding: 0 14px 14px;
@@ -1550,6 +1569,10 @@ body.has-modal-open {
   .nexus-debug-entry__meta {
     text-align: left;
   }
+
+  .nexus-debug-entry__copy {
+    width: 100%;
+  }
 }
 
 .module-box-title {
diff --git a/public/assets/js/app.js b/public/assets/js/app.js
index c6aa17a..e043e7f 100755
--- a/public/assets/js/app.js
+++ b/public/assets/js/app.js
@@ -229,16 +229,17 @@ window.NexusModal = (() => {
     <section class="nexus-debug-popup" aria-hidden="true">
       <div class="nexus-debug-popup__head">
         <div>
-          <div class="pill">Debug</div>
+          <div class="nexus-debug-popup__eyebrow">Nexus Debug</div>
           <h2>Nexus Debug</h2>
         </div>
-        <button type="button" class="module-button module-button--ghost module-button--small" data-debug-close>Schließen</button>
+        <button type="button" class="module-button module-button--secondary module-button--small" data-debug-close>Schließen</button>
       </div>
       <div class="nexus-debug-popup__toolbar">
         <div class="muted">Projektweiter Debug-Stream der aktuellen Admin-Sitzung.</div>
         <div class="nexus-debug-popup__actions">
-          <button type="button" class="module-button module-button--ghost module-button--small" data-debug-reload>Neu laden</button>
-          <button type="button" class="module-button module-button--ghost module-button--small" data-debug-clear>Leeren</button>
+          <button type="button" class="module-button module-button--secondary module-button--small" data-debug-reload>Neu laden</button>
+          <button type="button" class="module-button module-button--secondary module-button--small" data-debug-copy>Kopieren</button>
+          <button type="button" class="module-button module-button--secondary module-button--small" data-debug-clear>Leeren</button>
         </div>
       </div>
       <div class="nexus-debug-popup__body" data-debug-list></div>
@@ -250,6 +251,7 @@ window.NexusModal = (() => {
   const popup = root.querySelector('.nexus-debug-popup');
   const closeButton = root.querySelector('[data-debug-close]');
   const reloadButton = root.querySelector('[data-debug-reload]');
+  const copyButton = root.querySelector('[data-debug-copy]');
   const clearButton = root.querySelector('[data-debug-clear]');
   const list = root.querySelector('[data-debug-list]');
 
@@ -289,8 +291,11 @@ window.NexusModal = (() => {
       return `
         <details class="nexus-debug-entry"${index === 0 ? ' open' : ''}>
           <summary>
-            <strong>${escapeHtml(title)}</strong>
-            <span class="nexus-debug-entry__meta">${escapeHtml(entry.source)} · ${escapeHtml(entry.at)}</span>
+            <span class="nexus-debug-entry__title">
+              <strong>${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>
           </summary>
           <pre>${escapeHtml(payloadText)}</pre>
         </details>
@@ -305,6 +310,36 @@ window.NexusModal = (() => {
     .replaceAll('"', '&quot;')
     .replaceAll("'", '&#039;');
 
+  const copyText = async (text, successLabel, errorLabel) => {
+    try {
+      if (navigator.clipboard && navigator.clipboard.writeText) {
+        await navigator.clipboard.writeText(text);
+      } else {
+        const textarea = document.createElement('textarea');
+        textarea.value = text;
+        textarea.setAttribute('readonly', 'readonly');
+        textarea.style.position = 'absolute';
+        textarea.style.left = '-9999px';
+        document.body.appendChild(textarea);
+        textarea.select();
+        document.execCommand('copy');
+        document.body.removeChild(textarea);
+      }
+      appendEntry({
+        source: 'nexus',
+        type: 'debug.copy.success',
+        label: successLabel,
+      });
+    } catch (error) {
+      appendEntry({
+        source: 'nexus',
+        type: 'debug.copy.error',
+        label: errorLabel,
+        message: error && error.message ? error.message : 'Kopieren fehlgeschlagen.',
+      });
+    }
+  };
+
   const openPopup = () => {
     popup?.classList.add('is-open');
     popup?.setAttribute('aria-hidden', 'false');
@@ -357,6 +392,23 @@ window.NexusModal = (() => {
     renderEntries();
   };
 
+  const copyAllEntries = async () => {
+    const content = entries
+      .slice()
+      .reverse()
+      .map((entry) => JSON.stringify(entry.payload, null, 2))
+      .join('\n\n');
+    if (!content) {
+      appendEntry({
+        source: 'nexus',
+        type: 'debug.copy.empty',
+        label: 'Keine Debug-Einträge zum Kopieren',
+      });
+      return;
+    }
+    await copyText(content, 'Debug-Einträge kopiert', 'Debug-Einträge konnten nicht kopiert werden');
+  };
+
   const previousListener = typeof debugBus.listener === 'function' ? debugBus.listener : null;
   debugBus.listener = (entry) => {
     if (previousListener) {
@@ -374,7 +426,21 @@ window.NexusModal = (() => {
   });
   closeButton?.addEventListener('click', closePopup);
   reloadButton?.addEventListener('click', reloadEntries);
+  copyButton?.addEventListener('click', copyAllEntries);
   clearButton?.addEventListener('click', clearEntries);
+  list?.addEventListener('click', (event) => {
+    const button = event.target instanceof HTMLElement ? event.target.closest('[data-entry-copy]') : null;
+    if (!button) {
+      return;
+    }
+    const entryId = button.getAttribute('data-entry-copy') || '';
+    const entry = entries.find((item) => String(item.id) === entryId);
+    if (!entry) {
+      return;
+    }
+    const content = JSON.stringify(entry.payload, null, 2);
+    copyText(content, `Eintrag ${entry.type || entry.id} kopiert`, `Eintrag ${entry.type || entry.id} konnte nicht kopiert werden`);
+  });
 
   document.addEventListener('keydown', (event) => {
     if (event.key === 'Escape') {