diff --git a/apps/gnome-extension/jarvis@qvac.local/extension.js b/apps/gnome-extension/jarvis@qvac.local/extension.js
index 55ecf08..0a74097 100644
--- a/apps/gnome-extension/jarvis@qvac.local/extension.js
+++ b/apps/gnome-extension/jarvis@qvac.local/extension.js
@@ -2,75 +2,137 @@ import { Extension } from 'resource:///org/gnome/shell/extensions/extension.js';
 import * as Main from 'resource:///org/gnome/shell/ui/main.js';
 import * as PanelMenu from 'resource:///org/gnome/shell/ui/panelMenu.js';
 import * as PopupMenu from 'resource:///org/gnome/shell/ui/popupMenu.js';
-import * as Shell from 'gi://Shell';
-import * as Meta from 'gi://Meta';
+import Shell from 'gi://Shell';
+import Meta from 'gi://Meta';
 import Gio from 'gi://Gio';
 import GLib from 'gi://GLib';
 import St from 'gi://St';
 import Clutter from 'gi://Clutter';
+import Pango from 'gi://Pango';
 import { installShellService } from './shell-dbus.js';
 
 const BUS = 'io.qvac.Jarvis';
 const PATH = '/io/qvac/Jarvis';
 const IFACE = 'io.qvac.Jarvis.Session';
+const OVERLAY_WIDTH = 720;
 const STATES = new Set(['ARMED', 'LISTENING', 'THINKING', 'SPEAKING', 'SLEEPING']);
-const safeText = (value) => String(value ?? '').replace(/[<>]/g, '');
+const coerceText = (value) => {
+  if (value == null) return '';
+  if (typeof value === 'string') return value === '[object Object]' ? '' : value;
+  if (typeof value === 'number' || typeof value === 'boolean') return String(value);
+  if (typeof value === 'object') {
+    if (typeof value.text === 'string') return value.text;
+    if (typeof value.message === 'string') return value.message;
+    if (typeof value.deep_unpack === 'function') return coerceText(value.deep_unpack());
+  }
+  const fallback = String(value);
+  return fallback === '[object Object]' ? '' : fallback;
+};
+const safeText = (value) => coerceText(value).replace(/[<>]/g, '');
 
 class JarvisProxy {
   async connect() {
-    this.proxy = await new Promise((resolve, reject) => Gio.DBusProxy.new(
+    const proxy = await new Promise((resolve, reject) => Gio.DBusProxy.new(
       Gio.DBus.session, Gio.DBusProxyFlags.DO_NOT_AUTO_START, null, BUS, PATH, IFACE, null,
       (source, result) => { try { resolve(Gio.DBusProxy.new_finish(result)); } catch (error) { reject(error); } },
     ));
+    if (this._closed) { proxy.run_dispose(); return this; }
+    this.proxy = proxy;
+    this._ownerSignal = proxy.connect('notify::g-name-owner', () => this.onOwnerChanged?.(this.owned()));
     return this;
   }
+  owned() { try { return Boolean(this.proxy?.g_name_owner || this.proxy?.get_name_owner?.()); } catch { return false; } }
   call(name, signature = null, value = null) {
     if (!this.proxy) return Promise.reject(new Error('Jarvis daemon is unavailable'));
     return new Promise((resolve, reject) => this.proxy.call(name, signature ? new GLib.Variant(signature, value) : null, Gio.DBusCallFlags.NONE, -1, null,
       (source, result) => { try { resolve(source.call_finish(result)); } catch (error) { reject(error); } }));
   }
   on(name, handler) { return this.proxy?.connect('g-signal', (_p, _sender, signal, params) => { if (signal === name) handler(...params.deep_unpack()); }); }
-  close() { this.proxy?.run_dispose(); this.proxy = null; }
+  close() {
+    this._closed = true; this.onOwnerChanged = null;
+    if (this._ownerSignal && this.proxy) { try { this.proxy.disconnect(this._ownerSignal); } catch {} }
+    this.proxy?.run_dispose(); this.proxy = null;
+  }
 }
 
 class ArcOverlay {
   constructor() {
-    this.root = new St.BoxLayout({ style_class: 'jarvis-arc', vertical: true, reactive: true, can_focus: true, track_hover: true });
+    this.root = new St.BoxLayout({ style_class: 'jarvis-arc', vertical: true, reactive: true, can_focus: true, track_hover: true, x_expand: true });
     this.root.accessible_name = 'Jarvis ARC voice assistant';
-    this.header = new St.BoxLayout({ style_class: 'jarvis-arc-header' });
-    this.title = new St.Label({ text: '◉ JARVIS', style_class: 'jarvis-title' }); this.title.accessible_name = 'Jarvis status';
+    this.header = new St.BoxLayout({ style_class: 'jarvis-arc-header', x_expand: true });
+    this.title = new St.Label({ text: '◉ JARVIS', style_class: 'jarvis-title', x_align: Clutter.ActorAlign.START }); this.title.accessible_name = 'Jarvis status';
+    if (this.title.clutter_text) this.title.clutter_text.ellipsize = Pango.EllipsizeMode.NONE;
     this.status = new St.Label({ text: 'LOCAL', style_class: 'jarvis-local' }); this.status.accessible_name = 'Local model status';
-    this.header.add_child(this.title); this.header.add_child(new St.Widget({ hexpand: true })); this.header.add_child(this.status);
-    this.statusLine = new St.Label({ text: 'armed', style_class: 'jarvis-status-line' });
-    this.job = new St.Label({ text: '', style_class: 'jarvis-job', can_focus: true }); this.job.accessible_name = 'Jarvis job progress';
-    this.target = new St.Label({ text: '', style_class: 'jarvis-target', can_focus: true }); this.target.accessible_name = 'Computer use target';
-    this.cursor = new St.Label({ text: '', style_class: 'jarvis-agent-cursor', can_focus: false }); this.cursor.accessible_name = 'Visible computer use cursor';
-    this.transcript = new St.BoxLayout({ style_class: 'jarvis-transcript', vertical: true }); this.transcript.accessible_name = 'Conversation transcript';
-    this.wave = new St.BoxLayout({ style_class: 'jarvis-wave' }); this.bars = [];
+    if (this.status.clutter_text) this.status.clutter_text.ellipsize = Pango.EllipsizeMode.END;
+    this.header.add_child(this.title); this.header.add_child(new St.Widget({ x_expand: true })); this.header.add_child(this.status);
+    this.statusLine = new St.Label({ text: 'Super+Shift+J · Hold Talk to speak', style_class: 'jarvis-status-line' });
+    this.job = new St.Label({ text: '', style_class: 'jarvis-job', can_focus: true, visible: false }); this.job.accessible_name = 'Jarvis job progress';
+    this.target = new St.Label({ text: '', style_class: 'jarvis-target', can_focus: true, visible: false }); this.target.accessible_name = 'Computer use target';
+    this.cursor = new St.Label({ text: '', style_class: 'jarvis-agent-cursor', can_focus: false, visible: false }); this.cursor.accessible_name = 'Visible computer use cursor';
+    this.scroll = new St.ScrollView({ style_class: 'jarvis-transcript-scroll', overlay_scrollbars: true, x_expand: true, y_expand: true });
+    try { this.scroll.hscrollbar_policy = St.PolicyType.NEVER; this.scroll.vscrollbar_policy = St.PolicyType.AUTOMATIC; } catch {}
+    this.transcript = new St.BoxLayout({ style_class: 'jarvis-transcript', vertical: true, x_expand: true }); this.transcript.accessible_name = 'Conversation transcript';
+    if (typeof this.scroll.set_child === 'function') this.scroll.set_child(this.transcript); else this.scroll.add_child(this.transcript);
+    this.wave = new St.BoxLayout({ style_class: 'jarvis-wave', visible: false }); this.bars = [];
     for (let i = 0; i < 48; i++) { const bar = new St.Widget({ style_class: 'jarvis-wave-bar', height: 4, y_align: Clutter.ActorAlign.CENTER }); this.wave.add_child(bar); this.bars.push(bar); }
     this.chips = new St.BoxLayout({ style_class: 'jarvis-chips' }); this.chips.accessible_name = 'Suggested actions';
     for (const mode of ['Chat', 'Files', 'Vision', 'Imagine', 'Compose', 'Translate', 'Dictate', 'Computer', 'Lab']) {
       const chip = new St.Button({ label: mode, style_class: 'jarvis-chip', can_focus: true, reactive: true }); chip.accessible_name = `${mode} mode`;
       chip.connect('clicked', () => this.onMode?.(mode.toLowerCase())); this.chips.add_child(chip);
     }
-    this.root.add_child(this.header); this.root.add_child(this.statusLine); this.root.add_child(this.job); this.root.add_child(this.target); this.root.add_child(this.cursor); this.root.add_child(this.wave); this.root.add_child(this.transcript); this.root.add_child(this.chips);
+    this.root.add_child(this.header); this.root.add_child(this.statusLine); this.root.add_child(this.job); this.root.add_child(this.target); this.root.add_child(this.cursor); this.root.add_child(this.wave); this.root.add_child(this.scroll); this.root.add_child(this.chips);
+    this.controls = new St.BoxLayout({ style_class: 'jarvis-chips' });
+    this.talk = new St.Button({ label: 'Talk', style_class: 'jarvis-chip jarvis-talk', reactive: true, can_focus: true });
+    this.talk.accessible_name = 'Hold to talk';
+    this.talk.connect('button-press-event', () => { this.onTalk?.(true); return Clutter.EVENT_STOP; });
+    this.talk.connect('button-release-event', () => { this.onTalk?.(false); return Clutter.EVENT_STOP; });
+    this.controls.add_child(this.talk);
+    for (const [label, action] of [['Stop', () => this.onStop?.()], ['Close', () => this.hide()]]) {
+      const button = new St.Button({ label, style_class: 'jarvis-chip', reactive: true, can_focus: true });
+      button.connect('clicked', action); this.controls.add_child(button);
+    }
+    this.entry = new St.Entry({ hint_text: 'Ask Jarvis…', can_focus: true, x_expand: true });
+    this.entry.clutter_text.connect('activate', () => { const text = this.entry.get_text().trim(); if (text) { this.onAsk?.(text); this.entry.set_text(''); } });
+    this.root.add_child(this.entry); this.root.add_child(this.controls);
     this.reducedMotion = false;
   }
   attach() { Main.layoutManager.addChrome(this.root, { affectsStruts: false, trackFullscreen: false }); this.halo = new St.Widget({ style_class: 'jarvis-halo', reactive: false }); Main.layoutManager.addChrome(this.halo, { affectsStruts: false, trackFullscreen: false }); this.halo.hide(); this.hide(); }
-  show() { this.root.visible = true; this.root.grab_key_focus(); }
+  show() { const monitor = Main.layoutManager.primaryMonitor; if (monitor) this.root.set_position(monitor.x + Math.max(0, Math.round((monitor.width - OVERLAY_WIDTH) / 2)), monitor.y + 64); this.root.visible = true; this.root.grab_key_focus(); }
   hide() { this.root.visible = false; }
   toggle() { this.root.visible ? this.hide() : this.show(); }
   clear() { this.transcript.destroy_all_children(); }
-  addRow(who, text) { const row = new St.Label({ text: `${who === 'J' ? 'J' : 'YOU'}  ${safeText(text)}`, style_class: `jarvis-row jarvis-row-${who === 'J' ? 'jarvis' : 'user'}`, can_focus: true }); row.accessible_name = `${who === 'J' ? 'Jarvis' : 'You'}: ${safeText(text)}`; this.transcript.add_child(row); this.show(); }
-  token(text) { let row = this.transcript.get_last_child?.(); if (!row || !row.style_class?.includes('jarvis-row-jarvis')) { this.addRow('J', ''); row = this.transcript.get_last_child(); } row.text = `${row.text}${safeText(text)}`; row.accessible_name = `Jarvis: ${row.text}`; this.show(); }
-  setState(state) { const value = STATES.has(state) ? state : 'ARMED'; this.statusLine.text = value.toLowerCase(); this.title.text = `${value === 'SLEEPING' ? '⧸' : '◉'} JARVIS`; this.status.style_class = `jarvis-local jarvis-state-${value.toLowerCase()}`; if (value === 'LISTENING') this.showHalo(); if (value !== 'ARMED') this.show(); }
-  level(rms) { const value = Math.max(0, Math.min(1, Number(rms) || 0)); for (let i = 0; i < this.bars.length; i++) this.bars[i].height = Math.max(4, Math.round(4 + value * 32 * (0.45 + Math.abs(Math.sin(i * 1.7)) * 0.55))); }
+  addRow(who, text) { const body = safeText(text); const row = new St.Label({ text: `${who === 'J' ? 'J' : 'YOU'}  ${body}`, style_class: `jarvis-row jarvis-row-${who === 'J' ? 'jarvis' : 'user'}`, can_focus: true }); row.accessible_name = `${who === 'J' ? 'Jarvis' : 'You'}: ${body}`; this.transcript.add_child(row); this.show(); return row; }
+  token(text) { const chunk = safeText(text); if (!chunk) return; let row = this.transcript.get_last_child?.(); if (!row || !String(row.style_class || '').includes('jarvis-row-jarvis')) { row = this.addRow('J', ''); } row.text = `${row.text}${chunk}`; row.accessible_name = `Jarvis: ${row.text}`; this.show(); }
+  finalizeReply(text) {
+    const spoken = safeText(text);
+    let row = this.transcript.get_last_child?.();
+    if (row && String(row.style_class || '').includes('jarvis-row-jarvis')) {
+      const body = String(row.text || '').replace(/^J\s+/, '');
+      if (spoken && !body.trim()) { row.text = `J  ${spoken}`; row.accessible_name = `Jarvis: ${spoken}`; }
+      this.show(); return;
+    }
+    if (spoken) this.addRow('J', spoken);
+  }
+  setConnectionStatus(kind) {
+    const labels = { local: 'LOCAL', offline: 'LOCAL · daemon unavailable', 'voice-unavailable': 'LOCAL · voice unavailable' };
+    this.status.text = labels[kind] || labels.local;
+    this.status.accessible_name = this.status.text;
+  }
+  setState(state) {
+    const value = STATES.has(state) ? state : 'ARMED';
+    this.statusLine.text = `${value.toLowerCase()} · Super+Shift+J · Hold Talk to speak`;
+    this.title.text = `${value === 'SLEEPING' ? '⧸' : '◉'} JARVIS`;
+    this.status.style_class = `jarvis-local jarvis-state-${value.toLowerCase()}`;
+    this.wave.visible = value === 'LISTENING' || value === 'SPEAKING';
+    if (value === 'LISTENING') this.showHalo(); if (value !== 'ARMED') this.show();
+  }
+  level(rms) { this.wave.visible = true; const value = Math.max(0, Math.min(1, Number(rms) || 0)); for (let i = 0; i < this.bars.length; i++) this.bars[i].height = Math.max(4, Math.round(4 + value * 32 * (0.45 + Math.abs(Math.sin(i * 1.7)) * 0.55))); }
   addChip(id, label, payload) { const chip = new St.Button({ label: safeText(label), style_class: 'jarvis-chip jarvis-chip-suggested', can_focus: true }); chip.accessible_name = `Suggested action: ${safeText(label)}`; chip.connect('clicked', () => this.onSuggestion?.(id, payload)); this.chips.add_child(chip); }
   addStep(json) { try { const step = JSON.parse(json); this.addRow('J', `${step.n ? `${step.n}. ` : ''}${step.action || 'computer step'}`); } catch { this.addRow('J', json); } }
   addJob(id, pct, label) { this.job.text = `${safeText(label)} · ${Math.round(Number(pct) * 100)}%`; this.job.visible = true; this.show(); }
   setTarget(json) { this.target.text = `⌾ ${safeText(json)}`; this.cursor.text = '◎'; this.cursor.visible = true; this.target.visible = true; this.show(); }
-  showHalo() { if (!this.halo) return; this.halo.show(); GLib.timeout_add(GLib.PRIORITY_DEFAULT, 400, () => { this.halo?.hide(); return GLib.SOURCE_REMOVE; }); }
-  destroy() { this.halo?.destroy(); this.root.destroy(); }
+  showHalo() { if (!this.halo) return; this.halo.show(); if (this._haloTimeout) GLib.Source.remove(this._haloTimeout); this._haloTimeout = GLib.timeout_add(GLib.PRIORITY_DEFAULT, 400, () => { this._haloTimeout = 0; this.halo?.hide(); return GLib.SOURCE_REMOVE; }); }
+  destroy() { if (this._haloTimeout) GLib.Source.remove(this._haloTimeout); this._haloTimeout = 0; this.halo?.destroy(); this.halo = null; this.root.destroy(); }
 }
 
 export default class JarvisExtension extends Extension {
@@ -78,24 +140,60 @@ export default class JarvisExtension extends Extension {
     this._theme = St.ThemeContext.get_for_stage(global.stage).get_theme(); this._stylesheet = Gio.File.new_for_path(`${this.path}/stylesheet.css`); try { this._theme.load_stylesheet(this._stylesheet); } catch (error) { log(`Jarvis stylesheet unavailable: ${error.message}`); }
     this.settings = this.getSettings(); this.proxy = new JarvisProxy(); this.overlay = new ArcOverlay(); this.overlay.attach(); this._applyAccessibility();
     this._removeShellService = installShellService();
-    this._indicator = new PanelMenu.Button(0.0, 'Jarvis QVAC', true); this._indicator.accessible_name = 'Jarvis voice assistant';
-    this._glyph = new St.Label({ text: '◯', style_class: 'jarvis-panel-glyph', y_align: Clutter.ActorAlign.CENTER }); this._glyph.accessible_name = 'Jarvis idle'; this._indicator.add_child(this._glyph);
+    this._indicator = new PanelMenu.Button(0.0, 'Jarvis QVAC', false); this._indicator.accessible_name = 'Jarvis voice assistant';
+    this._glyph = new St.Label({ text: '◯ Jarvis', style_class: 'jarvis-panel-glyph', y_align: Clutter.ActorAlign.CENTER }); this._glyph.accessible_name = 'Jarvis idle'; this._indicator.add_child(this._glyph);
     Main.panel.addToStatusArea('jarvis-qvac', this._indicator, 0, 'right');
-    this._indicator.connect('button-press-event', (_actor, event) => { const button = event.get_button(); if (button === 2) { this._call('PushToTalk', '(b)', [true]); return Clutter.EVENT_STOP; } if (button === 3) { this._buildMenu(); return Clutter.EVENT_STOP; } this.overlay.toggle(); return Clutter.EVENT_STOP; });
+    this._indicator.connect('button-press-event', (_actor, event) => { const button = event.get_button(); if (button === 2) { this._call('Arm'); return Clutter.EVENT_STOP; } if (button === 3) { this._buildMenu(); return Clutter.EVENT_STOP; } this.overlay.toggle(); return Clutter.EVENT_STOP; });
+    this.overlay.onTalk = (pressed) => { if (pressed) { this._call('PushToTalk', '(b)', [true]); this._call('Arm'); } else { this._call('PushToTalk', '(b)', [false]); } };
+    this.overlay.onStop = () => this._call('Cancel'); this.overlay.onAsk = (text) => { this.overlay.addRow('U', text); this._call('Ask', '(s)', [text]); };
     this.overlay.onMode = (mode) => this._call('SetMode', '(s)', [mode]); this.overlay.onSuggestion = (id, payload) => this._call('Ask', '(s)', [payload?.text || payload?.prompt || id]);
-    this._keyName = 'hotkey'; try { Main.wm.addKeybinding(this._keyName, this.settings, Meta.KeyBindingFlags.NONE, Shell.ActionMode.ALL, () => this.overlay.toggle()); } catch (error) { log(`Jarvis hotkey unavailable: ${error.message}`); }
-    this._settingsChanged = this.settings.connect('changed::accent-color', () => this._applyAccent()); this._applyAccent(); this._connectDaemon();
+    this._keyName = 'hotkey'; try { Main.wm.addKeybinding(this._keyName, this.settings, Meta.KeyBindingFlags.NONE, Shell.ActionMode.NORMAL | Shell.ActionMode.OVERVIEW, () => this.overlay.toggle()); } catch (error) { log(`Jarvis hotkey unavailable: ${error.message}`); }
+    this._settingsChanged = this.settings.connect('changed::accent-color', () => this._applyAccent()); this._applyAccent(); this._connectDaemon(); this.overlay.show();
     try { this._lockChanged = Main.screenShield.connect('locked-changed', () => { if (Main.screenShield.locked) this._call('ComputerRevoke'); }); } catch {}
   }
   async _connectDaemon() {
-    try { await this.proxy.connect(); this._signals = [
-      ['StateChanged', (state) => this._setState(state)], ['WakeHeard', () => this.overlay.show()], ['PartialTranscript', (text) => this.overlay.addRow('U', text)], ['Token', (text) => this.overlay.token(text)], ['Reply', (text) => { this.overlay.addRow('J', text); this.overlay.show(); }], ['SpeakingLevel', (rms) => this.overlay.level(rms)], ['ListeningLevel', (rms) => this.overlay.level(rms)], ['ChipOffered', (id, label, payload) => this.overlay.addChip(id, label, payload)], ['JobProgress', (id, pct, label) => this.overlay.addJob(id, pct, label)], ['ComputerStep', (json) => this.overlay.addStep(json)], ['ComputerHighlight', (json) => this.overlay.setTarget(json)], ['Error', (_code, message) => this.overlay.addRow('J', message)],
-    ].map(([name, handler]) => this.proxy.on(name, handler)); const result = await this.proxy.call('GetState'); this._setState(result.deep_unpack()[0]); } catch (error) { this.overlay.status.text = 'LOCAL · daemon unavailable'; log(`Jarvis daemon unavailable: ${error.message}`); }
+    const proxy = this.proxy;
+    try {
+      await proxy.connect(); if (this.proxy !== proxy) return;
+      this._signals = [
+        ['StateChanged', (state) => { this._setState(state); this._refreshVoiceStatus(); }],
+        ['WakeHeard', () => this.overlay.show()],
+        ['PartialTranscript', (text) => this.overlay.addRow('U', text)],
+        ['Token', (text) => this.overlay.token(text)],
+        ['Reply', (text) => { this.overlay.finalizeReply(text); this.overlay.show(); }],
+        ['SpeakingLevel', (rms) => this.overlay.level(rms)],
+        ['ListeningLevel', (rms) => this.overlay.level(rms)],
+        ['ChipOffered', (id, label, payload) => this.overlay.addChip(id, label, payload)],
+        ['JobProgress', (id, pct, label) => this.overlay.addJob(id, pct, label)],
+        ['ComputerStep', (json) => this.overlay.addStep(json)],
+        ['ComputerHighlight', (json) => this.overlay.setTarget(json)],
+        ['Error', (code, message) => { this.overlay.addRow('J', message); if (coerceText(code) === 'VOICE_UNAVAILABLE') this.overlay.setConnectionStatus('voice-unavailable'); }],
+      ].map(([name, handler]) => proxy.on(name, handler));
+      proxy.onOwnerChanged = () => { if (this.proxy !== proxy) return; this._syncDaemon(); };
+      await this._syncDaemon();
+    } catch (error) { if (this.proxy !== proxy) return; this.overlay?.setConnectionStatus('offline'); log(`Jarvis daemon unavailable: ${error.message}`); }
   }
-  _call(name, signature, value) { this.proxy.call(name, signature, value).catch((error) => log(`Jarvis ${name}: ${error.message}`)); }
-  _setState(state) { const value = safeText(state); this._glyph.text = ({ ARMED: '◯', LISTENING: '◌', THINKING: '◉', SPEAKING: '◎', SLEEPING: '◐' })[value] || '◯'; this._glyph.accessible_name = `Jarvis ${value.toLowerCase()}`; this.overlay.setState(value); }
+  async _syncDaemon() {
+    if (!this.proxy) return;
+    if (!this.proxy.owned()) { this.overlay?.setConnectionStatus('offline'); return; }
+    try {
+      const result = await this.proxy.call('GetState'); if (!this.overlay) return;
+      this._setState(result.deep_unpack()[0]);
+      await this._refreshVoiceStatus();
+    } catch (error) { this.overlay?.setConnectionStatus('offline'); log(`Jarvis daemon unavailable: ${error.message}`); }
+  }
+  async _refreshVoiceStatus() {
+    if (!this.proxy?.owned?.() || !this.overlay) return;
+    try {
+      const runtime = await this.proxy.call('GetRuntimeStatus');
+      const status = JSON.parse(runtime.deep_unpack()[0] || '{}');
+      this.overlay.setConnectionStatus(status.voice ? 'local' : 'voice-unavailable');
+    } catch { this.overlay.setConnectionStatus('local'); }
+  }
+  _call(name, signature, value) { this.proxy.call(name, signature, value).catch((error) => { log(`Jarvis ${name}: ${error.message}`); this.overlay?.addRow('J', `${name} failed: ${error.message}`); }); }
+  _setState(state) { const value = safeText(state); this._glyph.text = ({ ARMED: '◯', LISTENING: '◌', THINKING: '◉', SPEAKING: '◎', SLEEPING: '◐' })[value] || '◯'; this._glyph.text += ' Jarvis'; this._glyph.accessible_name = `Jarvis ${value.toLowerCase()}`; this.overlay.setState(value); }
   _applyAccent() { this.overlay.root.set_style(`--jarvis-accent: ${this.settings.get_string('accent-color')};`); }
   _applyAccessibility() { try { const desktop = new Gio.Settings({ schema_id: 'org.gnome.desktop.interface' }); this.overlay.reducedMotion = desktop.list_keys().includes('enable-animations') && !desktop.get_boolean('enable-animations'); const theme = desktop.list_keys().includes('gtk-theme') ? desktop.get_string('gtk-theme') : ''; if (/high.?contrast/i.test(theme)) this.overlay.root.add_style_class_name('jarvis-high-contrast'); } catch {} this.overlay.root.connect('key-press-event', (_actor, event) => { if (event.get_key_symbol() === Clutter.KEY_Escape) { this._call('Cancel'); this.overlay.hide(); return Clutter.EVENT_STOP; } return Clutter.EVENT_PROPAGATE; }); }
-  _buildMenu() { const menu = this._indicator.menu; menu.removeAll(); for (const [label, action] of [['Open ARC', () => this.overlay.show()], ['Stop', () => this._call('Cancel')], ['Privacy mode', () => this._call('Sleep')], ['Settings', () => this.openPreferences()]]) { const item = new PopupMenu.PopupMenuItem(label); item.connect('activate', action); menu.addMenuItem(item); } menu.open(); }
+  _buildMenu() { const menu = this._indicator.menu; menu.removeAll(); for (const [label, action] of [['Open ARC', () => this.overlay.show()], ['Talk', () => this._call('Arm')], ['Stop', () => this._call('Cancel')], ['Privacy mode', () => this._call('Sleep')], ['Settings', () => this.openPreferences()]]) { const item = new PopupMenu.PopupMenuItem(label); item.connect('activate', action); menu.addMenuItem(item); } menu.open(); }
   disable() { this._removeShellService?.(); try { Main.screenShield.disconnect(this._lockChanged); } catch {} try { Main.wm.removeKeybinding(this._keyName); } catch {} if (this._settingsChanged) this.settings.disconnect(this._settingsChanged); this._signals?.forEach((id) => this.proxy?.proxy?.disconnect(id)); this.proxy?.close(); this.overlay?.destroy(); this._indicator?.destroy(); if (this._theme && this._stylesheet) { try { this._theme.unload_stylesheet(this._stylesheet); } catch {} } this.overlay = this._indicator = this._glyph = this.proxy = null; }
 }
diff --git a/apps/gnome-extension/jarvis@qvac.local/prefs.js b/apps/gnome-extension/jarvis@qvac.local/prefs.js
index 8f2a5b8..2bd0085 100644
--- a/apps/gnome-extension/jarvis@qvac.local/prefs.js
+++ b/apps/gnome-extension/jarvis@qvac.local/prefs.js
@@ -1,7 +1,15 @@
 import { ExtensionPreferences } from 'resource:///org/gnome/Shell/Extensions/js/extensions/prefs.js';
+import Adw from 'gi://Adw';
 
 export default class JarvisPreferences extends ExtensionPreferences {
   fillPreferencesWindow(window) {
     window.set_title('Jarvis QVAC');
+    const page = new Adw.PreferencesPage();
+    const group = new Adw.PreferencesGroup({ title: 'Using Jarvis' });
+    const settings = this.getSettings();
+    group.add(new Adw.ActionRow({ title: 'Open the assistant', subtitle: settings.get_strv('hotkey').join(', ') }));
+    group.add(new Adw.ActionRow({ title: 'Voice and text', subtitle: 'Click Jarvis in the top panel, then hold Talk to speak, or type a question and press Enter.' }));
+    group.add(new Adw.ActionRow({ title: 'Wake phrase setup', subtitle: 'Hey Jarvis requires a local wake detector configured with JARVIS_WAKE_COMMAND. Use Talk when no detector is installed.' }));
+    page.add(group); window.add(page);
   }
 }
diff --git a/apps/gnome-extension/jarvis@qvac.local/schemas/gschemas.compiled b/apps/gnome-extension/jarvis@qvac.local/schemas/gschemas.compiled
index 3a62264..c77f06a 100644
Binary files a/apps/gnome-extension/jarvis@qvac.local/schemas/gschemas.compiled and b/apps/gnome-extension/jarvis@qvac.local/schemas/gschemas.compiled differ
diff --git a/apps/gnome-extension/jarvis@qvac.local/schemas/org.gnome.shell.extensions.jarvis.gschema.xml b/apps/gnome-extension/jarvis@qvac.local/schemas/org.gnome.shell.extensions.jarvis.gschema.xml
index 713e333..d4f1756 100644
--- a/apps/gnome-extension/jarvis@qvac.local/schemas/org.gnome.shell.extensions.jarvis.gschema.xml
+++ b/apps/gnome-extension/jarvis@qvac.local/schemas/org.gnome.shell.extensions.jarvis.gschema.xml
@@ -2,7 +2,7 @@
   <schema id="org.gnome.shell.extensions.jarvis" path="/org/gnome/shell/extensions/jarvis/">
     <key name="wake-phrase" type="s"><default>'hey jarvis'</default></key>
     <key name="aliases" type="as"><default>['jarvis', 'okay jarvis']</default></key>
-    <key name="hotkey" type="s"><default>'&lt;Super&gt;&lt;Space&gt;'</default></key>
+    <key name="hotkey" type="as"><default>['&lt;Super&gt;&lt;Shift&gt;j']</default></key>
     <key name="voice-id" type="s"><default>''</default></key>
     <key name="language" type="s"><default>'en-US'</default></key>
     <key name="privacy-mode" type="s"><default>'full-listen-after-wake'</default></key>
diff --git a/apps/gnome-extension/jarvis@qvac.local/stylesheet.css b/apps/gnome-extension/jarvis@qvac.local/stylesheet.css
index 88b4577..dff9f84 100644
--- a/apps/gnome-extension/jarvis@qvac.local/stylesheet.css
+++ b/apps/gnome-extension/jarvis@qvac.local/stylesheet.css
@@ -1,5 +1,5 @@
 .jarvis-panel-glyph { color: #F4B942; font-size: 16px; }
-.jarvis-arc { width: 720px; padding: 18px; margin-top: 12vh; margin-left: 20px; margin-right: 20px; spacing: 10px; border-radius: 16px; background-color: rgba(11, 14, 20, .92); border: 1px solid rgba(244, 185, 66, .42); color: #f6f7fb; box-shadow: 0 12px 40px rgba(0, 0, 0, .45); }
+.jarvis-arc { width: 720px; padding: 18px; margin-top: 0; margin-left: 20px; margin-right: 20px; spacing: 10px; border-radius: 16px; background-color: rgba(11, 14, 20, .92); border: 1px solid rgba(244, 185, 66, .42); color: #f6f7fb; box-shadow: 0 12px 40px rgba(0, 0, 0, .45); }
 .jarvis-arc-header { spacing: 8px; }
 .jarvis-title { font-weight: bold; letter-spacing: 1px; }
 .jarvis-local { color: var(--jarvis-accent, #F4B942); font-size: 11px; }
@@ -10,7 +10,8 @@
 .jarvis-high-contrast { border-width: 2px; background-color: #000; }
 .jarvis-wave { height: 42px; spacing: 3px; }
 .jarvis-wave-bar { width: 7px; background-color: var(--jarvis-accent, #F4B942); border-radius: 4px; }
-.jarvis-transcript { spacing: 7px; max-height: 280px; }
+.jarvis-transcript-scroll { height: 280px; }
+.jarvis-transcript { spacing: 7px; }
 .jarvis-row { padding: 6px 10px; border-radius: 8px; font-size: 14px; }
 .jarvis-row-user { border-left: 2px solid var(--jarvis-accent, #F4B942); }
 .jarvis-row-jarvis { border-right: 2px solid #4FD2FF; }
diff --git a/daemon/index.js b/daemon/index.js
index 6affb96..aee4327 100644
--- a/daemon/index.js
+++ b/daemon/index.js
@@ -15,6 +15,7 @@ import { PortalInputBackend } from '../computer-use/portal-input.js';
 import { ComputerActuator } from '../computer-use/actuator.js';
 import { RuntimeTelemetry } from './telemetry.js';
 import { StateRecovery } from './recovery.js';
+import { spokenReply } from '../skills/voice-prompt.js';
 
 export class JarvisDaemon extends EventEmitter {
   constructor() {
@@ -45,24 +46,54 @@ export class JarvisDaemon extends EventEmitter {
   setState(state) { this.state = state; try { this.recovery.save({ state, mode: this.mode }); } catch (error) { this.emit('Error', 'RECOVERY_WRITE', error.message); } this.emit('StateChanged', state); this.log.record('state', { state }).catch(() => {}); }
   async arm() { if (this.locked) return; await resumeQvac().catch(() => {}); this.voice.wake(); this.setState('LISTENING'); }
   async sleep() { this.voice.sleep(); this.setState('SLEEPING'); await suspendQvac().catch((error) => this.emit('Error', 'QVAC_SUSPEND', error.message)); }
-  say(text) { this.lastReply = String(text); this.emit('Reply', this.lastReply); }
+  say(text) {
+    const spoken = spokenReply(text) || spokenReply(this.lastReply) || 'There is nothing to repeat.';
+    this.lastReply = spoken;
+    this.emit('Reply', spoken);
+    this._beginSpeech();
+    this._speakReply(spoken);
+  }
   async ask(text) {
-    this.voice.typedUtterance(); this.setState('THINKING');
+    this.voiceLoop?.interrupt?.();
     try {
+      this.voice.typedUtterance(); this.setState('THINKING');
       const startedAt = Date.now(); const reply = await this.scheduler.run(() => this.harness.ask(text), { lane: 'voice' }); this.telemetry.record('llm', startedAt, { success: true });
-      this.voice.speak(); this.setState('SPEAKING'); this.lastReply = String(reply || ''); this.emit('Reply', this.lastReply); this.voiceLoop?.speak(this.lastReply).catch((error) => this.emit('Error', 'TTS', error.message)); return reply;
+      const spoken = spokenReply(reply);
+      this._beginSpeech(); this.lastReply = spoken; this.emit('Reply', spoken); this._speakReply(spoken); return spoken;
     } catch (error) {
       this.telemetry.record('llm', Date.now(), { success: false }); this.emit('Error', 'QVAC', error.message); this.voice.cancel(); this.setState('ARMED'); throw error;
     }
   }
-  cancel() { this.harness.cancel(); this.scheduler.cancelQueued((job) => job.lane === 'voice'); this.computer.revoke(); this.voice.cancel(); this.setState('ARMED'); cancelQvac().catch((error) => this.emit('Error', 'QVAC_CANCEL', error.message)); }
+  _beginSpeech() {
+    try {
+      if (this.voice.state === 'ARMED' || this.voice.state === 'SLEEPING') this.voice.wake();
+      if (this.voice.state !== 'SPEAKING') this.voice.speak();
+    } catch {}
+    this.setState('SPEAKING');
+  }
+  _finishSpeech() {
+    try { this.voice.finishSpeaking(); } catch {}
+    if (this.state === 'SPEAKING') this.setState('LISTENING');
+  }
+  _speakReply(spoken) {
+    const playing = this.voiceLoop?.speak?.(spoken);
+    if (!playing) { this._finishSpeech(); return; }
+    Promise.resolve(playing).catch((error) => {
+      this.emit('Error', 'TTS', error.message);
+      if (this.state === 'SPEAKING') this._finishSpeech();
+    });
+  }
+  cancel() { this.voiceLoop?.interrupt?.(); this.harness.cancel(); this.scheduler.cancelQueued((job) => job.lane === 'voice'); this.computer.revoke(); this.voice.cancel(); this.setState('ARMED'); cancelQvac().catch((error) => this.emit('Error', 'QVAC_CANCEL', error.message)); }
   computerGrant(persist = false) { const result = this.computer.grant({ persist }); this.emit('ComputerStep', JSON.stringify({ action: 'grant', ...result })); this.input.grant({ persist }).then((backend) => { this.computer.setBackend(backend.backend); this.emit('ComputerStep', JSON.stringify({ action: 'backend', ...backend })); }).catch((error) => this.emit('Error', 'CU_GRANT', error.message)); return result; }
   computerRevoke() { this.input.revoke(); this.computer.revoke(); this.emit('ComputerStep', JSON.stringify({ action: 'revoke' })); }
   async startVoice() {
     if (this.voiceLoop) return;
     const voiceIO = new QvacVoiceAdapter();
-    this.voiceLoop = new VoiceLoop({ daemon: this, wake: createWakeEngine(), asr: voiceIO, tts: voiceIO });
-    try { await this.voiceLoop.start(); } catch (error) { this.voiceLoop = null; this.emit('Error', 'VOICE_UNAVAILABLE', error.message); throw error; }
+    const loop = new VoiceLoop({ daemon: this, wake: createWakeEngine(), asr: voiceIO, tts: voiceIO });
+    this.voiceLoop = loop;
+    try { await loop.start(); this.emit('StateChanged', this.state); } catch (error) {
+      this.voiceLoop = null; await loop.stop?.().catch(() => {}); this.emit('Error', 'VOICE_UNAVAILABLE', error.message); throw error;
+    }
   }
   setPushToTalk(pressed) { this.voiceLoop?.setPushToTalk(pressed); this.emit('PushToTalk', Boolean(pressed)); }
   runtimeStatus() { return JSON.stringify({ local: true, qvac: qvacStatus(), scheduler: this.scheduler.status(), scheduler_metrics: this.scheduler.metrics(), telemetry: this.telemetry.snapshot(), computer: this.computer.status(), voice: this.voiceLoop?.metrics?.snapshot?.() || null, p2p: { enabled: process.env.JARVIS_P2P_ENABLE === '1', inference: false, memorySync: false } }); }
diff --git a/daemon/voice-adapters.js b/daemon/voice-adapters.js
index 790270d..7d06eb7 100644
--- a/daemon/voice-adapters.js
+++ b/daemon/voice-adapters.js
@@ -1,6 +1,23 @@
 import { EventEmitter } from 'node:events';
 import { acquireQvac, releaseQvac, loadAuxiliaryModel, unloadAuxiliaryModel, qvacSdk, withQvacMaster, assertSdkVersion } from './qvac-master.js';
 
+export function pcmS16le(samples, sampleRate = 44_100) {
+  if (samples instanceof Int16Array) return { samples, sampleRate };
+  const bytes = toUint8(samples);
+  const even = bytes.byteLength - (bytes.byteLength % 2);
+  const copy = bytes.buffer.slice(bytes.byteOffset, bytes.byteOffset + even);
+  return { samples: new Int16Array(copy), sampleRate };
+}
+
+function toUint8(samples) {
+  if (!samples) return new Uint8Array(0);
+  if (samples instanceof ArrayBuffer) return new Uint8Array(samples);
+  if (ArrayBuffer.isView(samples)) return new Uint8Array(samples.buffer, samples.byteOffset, samples.byteLength);
+  if (typeof samples === 'string') return Uint8Array.from(Buffer.from(samples));
+  if (Array.isArray(samples) || samples.length != null) return Uint8Array.from(Buffer.from(samples));
+  return new Uint8Array(0);
+}
+
 export class QvacVoiceAdapter extends EventEmitter {
   constructor({ asrModel = process.env.JARVIS_ASR_MODEL || 'WHISPER_TINY', ttsModel = process.env.JARVIS_TTS_MODEL || 'TTS_EN_SUPERTONIC_Q8_0' } = {}) {
     super(); this.asrModel = asrModel; this.ttsModel = ttsModel; this.asrId = null; this.ttsId = null; this.asrSession = null; this.acquired = false;
@@ -33,10 +50,16 @@ export class QvacVoiceAdapter extends EventEmitter {
   async speak(text) {
     const sdk = await qvacSdk();
     const samples = await withQvacMaster(async () => {
-      const result = sdk.textToSpeech({ modelId: this.ttsId, text: String(text), inputType: 'text', stream: false });
-      return result.buffer;
+      const result = await sdk.textToSpeech({ modelId: this.ttsId, text: String(text), inputType: 'text', stream: false });
+      if (result?.buffer != null) return await result.buffer;
+      if (result?.bufferStream) {
+        const chunks = [];
+        for await (const chunk of result.bufferStream) chunks.push(Buffer.from(chunk));
+        return Buffer.concat(chunks);
+      }
+      return result;
     });
-    return { samples: Int16Array.from(samples), sampleRate: 44_100 };
+    return pcmS16le(samples, 44_100);
   }
 
   async stop() {
diff --git a/daemon/voice-loop.js b/daemon/voice-loop.js
index 3b4d394..d1f372b 100644
--- a/daemon/voice-loop.js
+++ b/daemon/voice-loop.js
@@ -22,7 +22,7 @@ export function fastCommand(text) { return FAST_COMMANDS.get(String(text || '').
 export class VoiceLoop extends EventEmitter {
   constructor({ daemon, capture = new PipeWireCapture(), playback = new PipeWirePlayback(), wake = new WakeEngine(), vad = new VadSegmenter(), asr, tts, cooldownMs = POST_PLAYBACK_COOLDOWN_MS, now = () => Date.now() } = {}) {
     super(); this.daemon = daemon; this.capture = capture; this.playback = playback; this.wake = wake; this.vad = vad; this.asr = asr; this.tts = tts; this.cooldownMs = cooldownMs; this.now = now;
-    this.isSpeaking = false; this.cooldownUntil = 0; this.running = false; this.ptt = false; this._speechQueue = Promise.resolve(); this.metrics = new VoiceMetrics();
+    this.isSpeaking = false; this.cooldownUntil = 0; this.running = false; this.ptt = false; this._generation = 0; this._speechQueue = Promise.resolve(); this.metrics = new VoiceMetrics();
     capture.on('audio', (chunk) => this.pushAudio(chunk));
     capture.on('error', (error) => this.emit('error', error));
     wake.on('wake', (phrase) => this.wakeHeard(phrase));
@@ -58,12 +58,29 @@ export class VoiceLoop extends EventEmitter {
     if (command === 'screen') { await this.daemon?.ask?.('What is on my screen?'); return; }
     await this.daemon?.ask?.(text);
   }
+  interrupt() {
+    this._generation += 1;
+    this.playback.stop();
+    this.isSpeaking = false;
+    this.wake.resume();
+  }
+  _releaseSpeaking() {
+    this.isSpeaking = false;
+    this.wake.resume();
+    if (this.daemon?.state === 'SPEAKING') { this.daemon.voice?.finishSpeaking?.(); this.daemon.setState?.('LISTENING'); }
+  }
   async speak(text) {
-    if (!isMeaningfulTranscript(text) || !this.tts?.speak) return;
+    const generation = this._generation || 0;
+    if (!isMeaningfulTranscript(text) || !this.tts?.speak) { this._releaseSpeaking(); return; }
     this.metrics.reply();
     const sentences = String(text).match(/[^.!?]+[.!?]+|[^.!?]+$/g)?.map((part) => part.trim()).filter(isMeaningfulTranscript) || [];
-    this._speechQueue = this._speechQueue.then(async () => {
-      for (const sentence of sentences) await this.speakSentence(sentence);
+    if (!sentences.length) { this._releaseSpeaking(); return; }
+    this._speechQueue = this._speechQueue.catch(() => {}).then(async () => {
+      if (generation !== this._generation) return;
+      for (const sentence of sentences) {
+        if (generation !== this._generation) return;
+        await this.speakSentence(sentence);
+      }
     });
     return this._speechQueue;
   }
diff --git a/daemon/voice-state.js b/daemon/voice-state.js
index 31e134f..2f4891e 100644
--- a/daemon/voice-state.js
+++ b/daemon/voice-state.js
@@ -16,8 +16,8 @@ export class VoiceStateMachine {
   transition(next, reason = 'unspecified') {
     if (!STATES.includes(next)) throw new Error(`unknown Jarvis state: ${next}`);
     const allowed = {
-      ARMED: ['LISTENING', 'SLEEPING'], LISTENING: ['THINKING', 'ARMED', 'SLEEPING'],
-      THINKING: ['SPEAKING', 'ARMED', 'LISTENING'], SPEAKING: ['LISTENING', 'ARMED'],
+      ARMED: ['LISTENING', 'SLEEPING'], LISTENING: ['THINKING', 'ARMED', 'SLEEPING', 'SPEAKING'],
+      THINKING: ['SPEAKING', 'ARMED', 'LISTENING'], SPEAKING: ['LISTENING', 'ARMED', 'THINKING'],
       SLEEPING: ['LISTENING', 'ARMED'],
     };
     if (next !== this.state && !allowed[this.state].includes(next)) {
diff --git a/skills/voice-prompt.js b/skills/voice-prompt.js
index e586882..9a104c6 100644
--- a/skills/voice-prompt.js
+++ b/skills/voice-prompt.js
@@ -15,3 +15,13 @@ export function parseHudSidecar(text) {
   try { hud = JSON.parse(match[1]); } catch { hud = { error: 'invalid hud sidecar' }; }
   return { spoken: source.replace(match[0], '').trim(), hud };
 }
+
+export function spokenReply(reply) {
+  if (reply == null) return '';
+  const text = typeof reply === 'string' ? reply
+    : typeof reply.text === 'string' ? reply.text
+    : typeof reply.message === 'string' ? reply.message
+    : '';
+  if (!text || text === '[object Object]') return '';
+  return parseHudSidecar(text).spoken;
+}
diff --git a/test/daemon.test.js b/test/daemon.test.js
index a80e93d..0454765 100644
--- a/test/daemon.test.js
+++ b/test/daemon.test.js
@@ -2,6 +2,8 @@ import test from 'node:test';
 import assert from 'node:assert/strict';
 import { VoiceStateMachine } from '../daemon/voice-state.js';
 import { QvacScheduler } from '../daemon/qvac-scheduler.js';
+import { JarvisDaemon } from '../daemon/index.js';
+import { spokenReply } from '../skills/voice-prompt.js';
 
 test('voice state machine handles wake, reply, cancel, and idle sleep', () => {
   let now = 0;
@@ -20,6 +22,37 @@ test('typed questions wake an armed voice session before thinking', () => {
   assert.equal(voice.state, 'THINKING');
 });
 
+test('typed questions barge in from SPEAKING', () => {
+  const voice = new VoiceStateMachine();
+  voice.wake(); voice.utterance(); voice.speak();
+  voice.typedUtterance();
+  assert.equal(voice.state, 'THINKING');
+});
+
+test('spoken replies use harness text and strip HUD sidecars', () => {
+  assert.equal(spokenReply({ ok: true, text: 'Hello there.', reason: 'stop' }), 'Hello there.');
+  assert.equal(spokenReply({ text: 'Spoken. <jarvis_hud>{"title":"x","chips":[]}</jarvis_hud>' }), 'Spoken.');
+  assert.equal(spokenReply({}), '');
+  assert.equal(spokenReply('[object Object]'), '');
+});
+
+test('ask extracts harness reply text instead of stringifying the object', async () => {
+  const daemon = new JarvisDaemon();
+  daemon.harness = { ask: async () => ({ ok: true, text: 'Hello there.', reason: 'stop' }), cancel() {}, close: async () => {} };
+  daemon.voiceLoop = null;
+  const replies = [];
+  daemon.on('Reply', (text) => replies.push(text));
+  try {
+    const result = await daemon.ask('Hi');
+    assert.equal(result, 'Hello there.');
+    assert.deepEqual(replies, ['Hello there.']);
+    assert.equal(daemon.lastReply, 'Hello there.');
+    assert.equal(daemon.state, 'LISTENING');
+  } finally {
+    await daemon.close();
+  }
+});
+
 test('QVAC scheduler prioritizes voice and keeps one active job', async () => {
   const scheduler = new QvacScheduler();
   const order = [];
diff --git a/test/gnome-extension.test.js b/test/gnome-extension.test.js
new file mode 100644
index 0000000..df4b247
--- /dev/null
+++ b/test/gnome-extension.test.js
@@ -0,0 +1,111 @@
+import test from 'node:test';
+import assert from 'node:assert/strict';
+import { readFileSync } from 'node:fs';
+import vm from 'node:vm';
+
+const source = readFileSync(new URL('../apps/gnome-extension/jarvis@qvac.local/extension.js', import.meta.url), 'utf8');
+function harness() {
+  const timers = new Map();
+  class Actor {
+    constructor(props = {}) {
+      if ('hexpand' in props) throw new Error('No property hexpand on StWidget');
+      Object.assign(this, props);
+      this.children = [];
+      this.visible = props.visible !== false;
+      this.clutter_text = { connect() {}, ellipsize: null };
+    }
+    add_child(child) { this.children.push(child); }
+    destroy_all_children() { this.children = []; }
+    get_last_child() { return this.children[this.children.length - 1] || null; }
+    connect() { return 1; }
+    hide() { this.visible = false; }
+    show() { this.visible = true; }
+    destroy() { this.destroyed = true; }
+    set_position() {}
+    grab_key_focus() {}
+    set_style() {}
+    add_style_class_name() {}
+  }
+  const context = vm.createContext({
+    Extension: class {},
+    St: { BoxLayout: Actor, Label: Actor, Widget: Actor, Button: Actor, Entry: Actor, ScrollView: Actor, PolicyType: { NEVER: 0, AUTOMATIC: 1 } },
+    Clutter: { ActorAlign: { CENTER: 0, START: 1 }, EVENT_STOP: 1, EVENT_PROPAGATE: 0 },
+    Pango: { EllipsizeMode: { NONE: 0, END: 3 } },
+    Main: { layoutManager: { addChrome() {} } },
+    GLib: {
+      PRIORITY_DEFAULT: 0, SOURCE_REMOVE: false,
+      timeout_add(_priority, _delay, callback) { const id = timers.size + 1; timers.set(id, callback); return id; },
+      Source: { remove(id) { timers.delete(id); } },
+    },
+    log() {},
+  });
+  vm.runInContext(source.replace(/^import .*;\n/gm, '').replace('export default class', 'class') +
+    '\nglobalThis.classes = { ArcOverlay, JarvisExtension, JarvisProxy };', context);
+  return { ...context.classes, timers };
+}
+
+test('overlay constructs and destroys with pending halo animation', () => {
+  const { ArcOverlay, timers } = harness();
+  const overlay = new ArcOverlay();
+  assert.equal(overlay.header.children[1].x_expand, true);
+  overlay.attach();
+  overlay.showHalo();
+  overlay.showHalo();
+  assert.equal(timers.size, 1);
+  overlay.destroy();
+  assert.equal(timers.size, 0);
+});
+
+test('empty chrome widgets start hidden', () => {
+  const { ArcOverlay } = harness();
+  const overlay = new ArcOverlay();
+  assert.equal(overlay.job.visible, false);
+  assert.equal(overlay.target.visible, false);
+  assert.equal(overlay.cursor.visible, false);
+  assert.equal(overlay.wave.visible, false);
+});
+
+test('Reply finalizes a streaming row instead of duplicating [object Object]', () => {
+  const { ArcOverlay } = harness();
+  const overlay = new ArcOverlay();
+  overlay.token('Hello! I am ready.');
+  overlay.finalizeReply('[object Object]');
+  overlay.finalizeReply({ text: 'ignored duplicate' });
+  assert.equal(overlay.transcript.children.length, 1);
+  assert.match(overlay.transcript.children[0].text, /Hello! I am ready/);
+  assert.doesNotMatch(overlay.transcript.children[0].text, /object Object/);
+});
+
+test('addRow and token coerce objects to readable text', () => {
+  const { ArcOverlay } = harness();
+  const overlay = new ArcOverlay();
+  overlay.addRow('U', { text: 'Hi there' });
+  overlay.token({ text: 'Hello from Jarvis' });
+  assert.equal(overlay.transcript.children.length, 2);
+  assert.match(overlay.transcript.children[0].text, /Hi there/);
+  assert.match(overlay.transcript.children[1].text, /Hello from Jarvis/);
+  assert.doesNotMatch(overlay.transcript.children.map((row) => row.text).join('\n'), /object Object/);
+});
+
+for (const fails of [false, true]) {
+  test('daemon connection finishing after disable is ignored: ' + (fails ? 'failure' : 'success'), async () => {
+    const { JarvisExtension } = harness();
+    const extension = new JarvisExtension();
+    let finish;
+    extension.proxy = { connect: () => new Promise((resolve, reject) => { finish = fails ? reject : resolve; }) };
+    const pending = extension._connectDaemon();
+    extension.proxy = null;
+    extension.overlay = null;
+    finish(fails ? new Error('Disconnected') : undefined);
+    await pending;
+  });
+}
+
+test('GNOME GI imports expose default namespaces and panel has a real menu', () => {
+  assert.match(source, /import Shell from 'gi:\/\/Shell'/);
+  assert.match(source, /import Meta from 'gi:\/\/Meta'/);
+  assert.match(source, /import Pango from 'gi:\/\/Pango'/);
+  assert.match(source, /new PanelMenu.Button\(0.0, 'Jarvis QVAC', false\)/);
+  assert.match(source, /PushToTalk/);
+  assert.match(source, /finalizeReply/);
+});
diff --git a/test/voice-phase4.test.js b/test/voice-phase4.test.js
index c43a301..09ce20b 100644
--- a/test/voice-phase4.test.js
+++ b/test/voice-phase4.test.js
@@ -2,6 +2,7 @@ import test from 'node:test';
 import assert from 'node:assert/strict';
 import { EventEmitter } from 'node:events';
 import { VoiceLoop, fastCommand } from '../daemon/voice-loop.js';
+import { pcmS16le } from '../daemon/voice-adapters.js';
 import { WakeEngine } from '../daemon/wake-engine.js';
 import { VadSegmenter } from '../daemon/vad.js';
 import { PipeWireCapture, pcmRms } from '../daemon/audio-pipewire.js';
@@ -53,3 +54,29 @@ test('Phase 4 PipeWire capture uses a named 16 kHz mono node', () => {
   assert.deepEqual(args, ['--record', '--raw', '--format', 's16', '--rate', '16000', '--channels', '1', '--name', 'Jarvis']);
   capture.stop();
 });
+
+test('empty TTS still leaves the daemon listening', async () => {
+  const daemon = new EventEmitter();
+  daemon.state = 'SPEAKING';
+  daemon.voice = { finishSpeaking() { daemon.finished = true; } };
+  daemon.setState = (state) => { daemon.state = state; };
+  const capture = new EventEmitter(); capture.start = () => {}; capture.stop = () => {};
+  const wake = new WakeEngine({ detect: () => null });
+  const loop = new VoiceLoop({ daemon, capture, wake, vad: new VadSegmenter(), tts: { speak: async () => ({ samples: new Int16Array(0) }) } });
+  await loop.speak('[object Object]');
+  assert.equal(daemon.state, 'LISTENING');
+  assert.equal(daemon.finished, true);
+});
+
+test('PCM packing uses even s16le sample pairs', () => {
+  const buf = Buffer.alloc(4);
+  buf.writeInt16LE(256, 0);
+  buf.writeInt16LE(-2, 2);
+  const packed = pcmS16le(buf);
+  assert.equal(packed.samples.length, 2);
+  assert.equal(packed.samples[0], 256);
+  assert.equal(packed.samples[1], -2);
+  const fromBytes = pcmS16le(Uint8Array.from([0, 1, 0xfe, 0xff]));
+  assert.equal(fromBytes.samples.length, 2);
+  assert.equal(fromBytes.samples[0], 256);
+});