diff --git a/app/web/index.html b/app/web/index.html
index 2371bb3..0f4e266 100644
--- a/app/web/index.html
+++ b/app/web/index.html
@@ -243,8 +243,11 @@
       <option value="ru">🇷🇺 RU</option>
       <option value="zh">🇨🇳 ZH</option>
     </select>
+    <!-- „Neues Gespräch" in der Kopfzeile: ab 384px Viewport sichtbar, darunter
+         (sehr schmale Phones, z.B. iPhone SE) ausgeblendet, damit der Titel Platz
+         behält. Das Menü enthält „Neues Gespräch" dauerhaft als Rückfall. -->
     <button id="new-chat-top" type="button" title="Neues Gespräch" aria-label="Neues Gespräch"
-      class="shrink-0 h-9 w-9 grid place-items-center rounded-lg border border-slate-300 dark:border-slate-600 hover:bg-slate-100 dark:hover:bg-slate-700 transition-colors">
+      class="shrink-0 h-9 w-9 hidden min-[384px]:grid place-items-center rounded-lg border border-slate-300 dark:border-slate-600 hover:bg-slate-100 dark:hover:bg-slate-700 transition-colors">
       <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.7" class="w-5 h-5"><path stroke-linecap="round" stroke-linejoin="round" d="M16.862 4.487l1.687-1.688a1.875 1.875 0 1 1 2.652 2.652L10.582 16.07a4.5 4.5 0 0 1-1.897 1.13L6 18l.8-2.685a4.5 4.5 0 0 1 1.13-1.897l8.932-8.931Zm0 0L19.5 7.125M18 14v4.75A2.25 2.25 0 0 1 15.75 21H5.25A2.25 2.25 0 0 1 3 18.75V8.25A2.25 2.25 0 0 1 5.25 6H10"/></svg>
     </button>
     <button id="menu-toggle" title="Menü" aria-label="Menü"