iOS button bug fix

frontend/src/components/SchedulePage.jsx

@@ -1784,7 +1784,7 @@ export default function SchedulePage({ isToolManager, isMobile, onProfile, onHel
 
       {/* Mobile FAB — same position as Messages newchat-fab */}
       {isMobile && panel === 'calendar' && (
-        <div ref={createRef} style={{ position:'fixed', bottom:80, right:16, zIndex:30 }}>
+        <div ref={createRef} style={{ position:'fixed', bottom:'calc(80px + env(safe-area-inset-bottom, 0px))', right:16, zIndex:30 }}>
           <button className="newchat-fab" style={{ position:'static' }} onClick={() => {
             if (isToolManager) { setCreateOpen(v=>!v); }
             else { setPanel('eventForm'); setEditingEvent(null); setFilterKeyword(''); setFilterTypeId(''); }

frontend/src/components/Sidebar.css

@@ -74,7 +74,7 @@
 /* Mobile FAB */
 .newchat-fab {
   position: absolute;
-  bottom: 80px;
+  bottom: calc(80px + env(safe-area-inset-bottom, 0px));
   right: 16px;
   width: 52px;
   height: 52px;