diff --git a/static/index.html b/static/index.html
index eec5b614..a9c1229e 100644
--- a/static/index.html
+++ b/static/index.html
@@ -704,7 +704,10 @@
         <div class="section-header-flex">
           <span class="section-title" id="chats-section-title"><svg class="section-icon" width="13" height="13" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z"/></svg><span id="chats-section-label" class="section-title-label">Chats</span><span id="chats-notif-dot" class="sidebar-notif-dot" style="display:none"></span></span>
           <div style="position:relative; display:inline-block; display:flex; gap:4px; align-items:center;">
-            <button type="button" class="section-header-btn chats-manage-btn" id="chats-library-btn" title="Manage Chats (Library)" style="padding:2px 6px;font-size:9.5px;line-height:1;letter-spacing:0.02em;">manage</button>
+            <button type="button" class="section-header-btn list-item-plus-btn chats-manage-btn" id="chats-library-btn" title="Manage Chats (Library)">
+              <span aria-hidden="true" style="display:inline-block;width:13px;height:13px;"></span>
+              <span class="list-item-plus-label">manage</span>
+            </button>
             <button type="button" class="section-header-btn" id="session-sort-btn" title="Sort sessions">
               <svg class="sort-icon" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
                 <line x1="4" y1="6" x2="20" y2="6"/>