fix: PTT input guard, listener stability, focus restore mute, single badge

src/app/features/call-status/CallControl.tsx

@@ -5,8 +5,6 @@ import { StatusDivider } from './components';
 import { CallEmbed, useCallControlState } from '../../plugins/call';
 import { AsyncStatus, useAsyncCallback } from '../../hooks/useAsyncCallback';
 import { callEmbedAtom } from '../../state/callEmbed';
-import { useSetting } from '../../state/hooks/settings';
-import { settingsAtom } from '../../state/settings';
 
 type MicrophoneButtonProps = {
   enabled: boolean;
@@ -159,10 +157,6 @@ export function CallControl({
 }) {
   const { microphone, video, sound, screenshare } = useCallControlState(callEmbed.control);
   const setCallEmbed = useSetAtom(callEmbedAtom);
-  const [pttMode] = useSetting(settingsAtom, 'pttMode');
-  const [pttKey] = useSetting(settingsAtom, 'pttKey');
-  const pttKeyLabel = pttMode ? (pttKey === 'Space' ? 'SPACE' : pttKey.replace('Key', '').replace('Digit', '')) : '';
-
   const [hangupState, hangup] = useAsyncCallback(
     useCallback(() => callEmbed.hangup(), [callEmbed])
   );
@@ -180,22 +174,10 @@ export function CallControl({
   return (
     <Box shrink="No" alignItems="Center" gap="300">
       <Box alignItems="Inherit" gap="200">
-        {pttMode && (
-          <Chip
-            variant={microphone ? 'Success' : 'Warning'}
-            fill="Soft"
-            radii="400"
-            size="300"
-            outlined
-            style={{ pointerEvents: 'none', fontWeight: 700 }}
-          >
-            <Text size="T200">{microphone ? '● Live' : `PTT ${pttKeyLabel}`}</Text>
-          </Chip>
-        )}
         <MicrophoneButton
           enabled={microphone}
           onToggle={() => callEmbed.control.toggleMicrophone()}
-          disabled={!callJoined || pttMode}
+          disabled={!callJoined}
         />
         <SoundButton
           enabled={sound}

src/app/features/call/CallControls.tsx

@@ -59,14 +59,16 @@ export function CallControls({ callEmbed }: CallControlsProps) {
   const [pttKey] = useSetting(settingsAtom, 'pttKey');
   const [pttActive, setPttActive] = useState(false);
 
+  // Track microphone via ref so the PTT effect doesn't need it as a dep (avoids listener churn)
+  const microphoneRef = useRef(microphone);
+  useEffect(() => { microphoneRef.current = microphone; }, [microphone]);
+
   // Handle PTT mode toggle mid-call
   const pttModeRef = useRef(pttMode);
   useEffect(() => {
     if (pttMode && !pttModeRef.current) {
-      // PTT just enabled — mute mic so key handler can activate
       callEmbed.control.setMicrophone(false);
     } else if (!pttMode && pttModeRef.current) {
-      // PTT just disabled — restore mic to on
       callEmbed.control.setMicrophone(true);
     }
     pttModeRef.current = pttMode;
@@ -93,39 +95,53 @@ export function CallControls({ callEmbed }: CallControlsProps) {
 
   useEffect(() => {
     if (!pttMode) return;
+    const iframeWindow = callEmbed.iframe.contentWindow;
+
     const onKeyDown = (e: KeyboardEvent) => {
-      if (e.code === pttKey && !e.repeat && !microphone) {
-        e.preventDefault();
-        callEmbed.control.setMicrophone(true);
-        setPttActive(true);
-      }
+      if (e.code !== pttKey || e.repeat) return;
+      // Don't intercept keys typed into a text input or editable element
+      const target = e.target as HTMLElement;
+      if (
+        target.tagName === 'INPUT' ||
+        target.tagName === 'TEXTAREA' ||
+        target.contentEditable === 'true'
+      ) return;
+      e.preventDefault();
+      if (!microphoneRef.current) callEmbed.control.setMicrophone(true);
+      setPttActive(true);
     };
     const onKeyUp = (e: KeyboardEvent) => {
-      if (e.code === pttKey) {
-        callEmbed.control.setMicrophone(false);
-        setPttActive(false);
-      }
+      if (e.code !== pttKey) return;
+      callEmbed.control.setMicrophone(false);
+      setPttActive(false);
     };
-    // Release PTT if the tab loses focus — prevents mic getting stuck on after tab switching
+    // Release PTT when the tab loses focus to prevent stuck-on mic
     const onBlur = () => {
       callEmbed.control.setMicrophone(false);
       setPttActive(false);
     };
-    // The EC iframe captures keyboard events when it has focus, so listen on it too
-    const iframeWindow = callEmbed.iframe.contentWindow;
+    // Re-mute on focus restore: EC can re-assert audio_enabled:true on audio-context resume
+    const onFocus = () => {
+      callEmbed.control.setMicrophone(false);
+      setPttActive(false);
+    };
     window.addEventListener('keydown', onKeyDown);
     window.addEventListener('keyup', onKeyUp);
     window.addEventListener('blur', onBlur);
+    window.addEventListener('focus', onFocus);
     iframeWindow?.addEventListener('keydown', onKeyDown);
     iframeWindow?.addEventListener('keyup', onKeyUp);
     return () => {
       window.removeEventListener('keydown', onKeyDown);
       window.removeEventListener('keyup', onKeyUp);
       window.removeEventListener('blur', onBlur);
+      window.removeEventListener('focus', onFocus);
       iframeWindow?.removeEventListener('keydown', onKeyDown);
       iframeWindow?.removeEventListener('keyup', onKeyUp);
     };
-  }, [pttMode, pttKey, callEmbed, microphone]);
+  // microphone intentionally read via microphoneRef — excluded from deps to avoid listener churn
+  // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [pttMode, pttKey, callEmbed]);
 
   const [hangupState, hangup] = useAsyncCallback(
     useCallback(() => callEmbed.hangup(), [callEmbed])