Add a service mode shortcut to the now-playing bar and a video panel toggle

frontend/app.js

@@ -251,6 +251,7 @@ const DEFAULT_SETTINGS = {
   layout: 'classic',        // 'classic'|'sanctuary-stage'|'liturgical'|'living-hymnal'|'broadcaster'|'contemplative'|'bento-hub'
   autoBackupEnabled: false,
   autoBackupIntervalDays: 7,
+  serviceVideo: false,      // show the video panel inside service mode (lyric videos)
 };
 let data = { playlists: [], history: [], queue: [], customVideos: [], pinnedPlaylists: [], settings: { ...DEFAULT_SETTINGS }, resumePositions: {}, rememberPos: {}, playCount: {}, abMarkers: {}, lastAutoBackup: 0, profile: null };
 let view = { type: 'search' };          // 'search'|'history'|'playlist'|'settings'|'queue'|'saved'|'downloads'|'channel'
@@ -2345,6 +2346,62 @@ function updateServiceMode() {
   updateWakeStateUI();
 }
 
+// ---------- Service mode video panel ----------
+// Lyric videos carry the words in the picture, so service mode can show the
+// video instead of hiding it. The <video> element is NEVER reparented — moving
+// a playing video breaks playback on iOS (and drops the stream on some
+// Androids). Instead .player-stage is pinned over a placeholder slot inside the
+// overlay with inline fixed coordinates, which are cleared when it closes.
+function serviceVideoOn() {
+  return !!data.settings.serviceVideo && !data.settings.audioOnly;
+}
+
+function positionServiceVideo() {
+  const stage = document.querySelector('.player-stage');
+  if (!stage) return;
+  if (!(isServiceModeOpen() && serviceVideoOn())) {
+    stage.style.position = '';
+    stage.style.top = '';
+    stage.style.left = '';
+    stage.style.width = '';
+    stage.style.height = '';
+    return;
+  }
+  const slot = $('serviceVideoSlot');
+  if (!slot) return;
+  const r = slot.getBoundingClientRect();
+  if (!r.width || !r.height) return;   // slot not laid out yet
+  stage.style.position = 'fixed';
+  stage.style.top = `${r.top}px`;
+  stage.style.left = `${r.left}px`;
+  stage.style.width = `${r.width}px`;
+  stage.style.height = `${r.height}px`;
+}
+
+function updateServiceVideoUI() {
+  const on = isServiceModeOpen() && serviceVideoOn();
+  document.body.classList.toggle('service-video', on);
+  const btn = $('serviceVideoBtn');
+  if (btn) {
+    btn.textContent = serviceVideoOn() ? '📺 Video on' : '📺 Video off';
+    btn.setAttribute('aria-pressed', serviceVideoOn() ? 'true' : 'false');
+    btn.classList.toggle('on', serviceVideoOn());
+  }
+  // The slot only has a box once the class above has been applied, so measure
+  // on the next frame rather than in this one.
+  requestAnimationFrame(positionServiceVideo);
+}
+
+function toggleServiceVideo() {
+  if (data.settings.audioOnly) {
+    toast('Audio-only mode is on — turn it off in Settings to show video');
+    return;
+  }
+  data.settings.serviceVideo = !data.settings.serviceVideo;
+  persist();
+  updateServiceVideoUI();
+}
+
 function enterServiceMode(pl) {
   if (pl && pl.videos && pl.videos.length) {
     const source = 'playlist:' + pl.id;
@@ -2365,6 +2422,7 @@ function enterServiceMode(pl) {
   // Hides the mini-bar / bottom-nav / sidebar for as long as the overlay is up
   // (see .service-open in styles.css).
   document.body.classList.add('service-open');
+  updateServiceVideoUI();
   updateServiceMode();
   acquireWakeLock();
 }
@@ -2373,6 +2431,9 @@ function exitServiceMode() {
   const el = $('serviceMode');
   if (el) el.classList.add('hidden');
   document.body.classList.remove('service-open');
+  // Runs after the overlay is hidden, so this clears the pinned video styles
+  // and returns .player-stage to the player pane.
+  updateServiceVideoUI();
   releaseWakeLock();
 }
 
@@ -4522,6 +4583,11 @@ document.querySelectorAll('.chip').forEach((c) => {
   $('serviceNextBtn').addEventListener('click', playNext);
   $('servicePrevBtn').addEventListener('click', playPrev);
   $('serviceExitBtn').addEventListener('click', exitServiceMode);
+  $('serviceVideoBtn').addEventListener('click', toggleServiceVideo);
+  // The pinned panel is positioned in viewport coordinates, so it has to be
+  // re-measured whenever the viewport changes shape.
+  window.addEventListener('resize', positionServiceVideo);
+  window.addEventListener('orientationchange', () => setTimeout(positionServiceVideo, 150));
 
   // Mini now-playing bar
   $('miniPlayBtn').addEventListener('click', (e) => { e.stopPropagation(); Player.toggle(); });
@@ -4534,6 +4600,12 @@ document.querySelectorAll('.chip').forEach((c) => {
     if (isPortraitPWA()) scrollPlayerIntoViewPortrait();
     else els.playerPane.scrollIntoView({ behavior: 'smooth', block: 'nearest' });
   });
+  // Opens the set-list view for whatever is already playing. No playlist arg,
+  // so enterServiceMode leaves the live queue and position untouched.
+  $('miniServiceBtn').addEventListener('click', (e) => {
+    e.stopPropagation();
+    enterServiceMode();
+  });
   $('miniCloseBtn').addEventListener('click', (e) => { e.stopPropagation(); hideMiniBar(); });
 
   // Drag-to-reorder: prevent default on cards container

frontend/index.html

@@ -260,9 +260,17 @@
     <section id="serviceMode" class="service-mode hidden" aria-label="Service Mode">
       <div class="service-topbar">
         <div id="serviceWakeState" class="service-wake-state">Screen may sleep</div>
-        <button id="serviceExitBtn" class="service-exit-btn" type="button" aria-label="Exit Service Mode">Exit</button>
+        <div class="service-topbar-actions">
+          <button id="serviceVideoBtn" class="service-exit-btn service-video-btn" type="button"
+                  aria-pressed="false" aria-label="Show or hide the video">📺 Video off</button>
+          <button id="serviceExitBtn" class="service-exit-btn" type="button" aria-label="Exit Service Mode">Exit</button>
+        </div>
       </div>
       <div class="service-center">
+        <!-- Placeholder the real .player-stage is positioned over while the
+             video panel is on. The <video> is never moved into here — see
+             positionServiceVideo() in app.js. -->
+        <div id="serviceVideoSlot" class="service-video-slot" aria-hidden="true"></div>
         <div class="service-meta">
           <h1 id="serviceTitle" class="service-title"></h1>
           <div id="serviceChannel" class="service-channel"></div>
@@ -293,6 +301,8 @@
           <div id="miniChannel" class="mini-channel"></div>
         </div>
         <span id="miniTime" class="mini-time">0:00</span>
+        <button id="miniServiceBtn" class="mini-btn mini-service" type="button"
+                title="Service mode" aria-label="Service mode">🎤</button>
         <button id="miniCloseBtn" class="mini-btn mini-close">✕</button>
       </div>
       <div id="miniProgress" class="mini-progress"><div id="miniProgressFill" class="mini-progress-fill"></div></div>

frontend/styles.css

@@ -1469,6 +1469,9 @@ input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.25); }
   color: var(--text-dim);
 }
 .mini-close:hover { color: var(--text); border-color: var(--text-dim); }
+/* Set-list view straight from the now-playing bar. */
+.mini-service { font-size: 15px; }
+.mini-service:hover { border-color: var(--accent); }
 .mini-info {
   min-width: 0; flex: 1;
   display: flex; flex-direction: column;
@@ -2647,6 +2650,50 @@ input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.25); }
   box-shadow: 0 0 10px rgba(52, 211, 153, 0.6);
 }
 
+.service-topbar-actions {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+/* Toggle reads as pressed when the video panel is on. */
+.service-video-btn.on {
+  border-color: var(--accent);
+  color: var(--text);
+}
+
+/* Placeholder the real .player-stage is pinned over. It reserves the space and
+   defines the geometry; it never contains the video itself. */
+.service-video-slot { display: none; }
+
+body.service-video .service-video-slot {
+  display: block;
+  width: 100%;
+  max-width: 720px;
+  aspect-ratio: 16 / 9;
+  margin: 0 auto 18px;
+  border-radius: var(--radius);
+  background: #000;
+}
+
+/* Lift the pinned stage above the overlay (320) while it is on loan. */
+body.service-open.service-video .player-stage {
+  z-index: 330;
+}
+
+/* With the picture carrying the song, the type steps back so both fit. */
+body.service-video .service-title {
+  font-size: clamp(20px, 4.2vw, 32px);
+  margin-bottom: 6px;
+}
+body.service-video .service-channel {
+  font-size: clamp(14px, 2.2vw, 18px);
+  margin-bottom: 6px;
+}
+body.service-video .service-upnext {
+  margin-top: 12px;
+}
+
 .service-exit-btn {
   background: var(--bg-3);
   border: 1px solid var(--line);
@@ -2856,6 +2903,9 @@ body.service-open .sidebar-backdrop {
     max-width: none;
     padding: 12px 14px;
   }
+  body.service-video .service-video-slot { margin-bottom: 12px; }
+  body.service-video .service-title { font-size: clamp(19px, 5.2vw, 26px); }
+  body.service-video .service-note { display: none; }
   .service-time {
     font-size: clamp(16px, 4.6vw, 22px);
   }