Fix vinyl angle persistence on toggle, group player toggle buttons

- Save vinyl rotation angle before flipping vinylMode flag off
- Wrap vinyl + visualizer buttons in .player-toggles container
- Move margin-left:auto from individual buttons to group

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

media_server/static/css/styles.css

@@ -903,6 +903,13 @@ button:disabled {
     gap: 0.75rem;
 }
 
+.player-toggles {
+    display: flex;
+    align-items: center;
+    gap: 0.375rem;
+    margin-left: auto;
+}
+
 .vinyl-toggle-btn {
     width: 28px;
     height: 28px;
@@ -916,7 +923,6 @@ button:disabled {
     align-items: center;
     justify-content: center;
     transition: all 0.2s;
-    margin-left: auto;
 }
 
 .vinyl-toggle-btn:hover {

media_server/static/index.html

@@ -187,6 +187,7 @@
 
                     <div class="source-info">
                         <span data-i18n="player.source">Source:</span> <span id="source" data-i18n="player.unknown_source">Unknown</span>
+                        <div class="player-toggles">
                             <button class="vinyl-toggle-btn" onclick="toggleVinylMode()" id="vinylToggle" data-i18n-title="player.vinyl" title="Vinyl mode">
                                 <svg viewBox="0 0 24 24" width="16" height="16"><circle cx="12" cy="12" r="10" fill="none" stroke="currentColor" stroke-width="1.5"/><circle cx="12" cy="12" r="3" fill="currentColor"/><circle cx="12" cy="12" r="6.5" fill="none" stroke="currentColor" stroke-width="0.5" opacity="0.5"/></svg>
                             </button>
@@ -197,6 +198,7 @@
                     </div>
                 </div>
             </div>
+        </div>
 
         <!-- Media Browser Section -->
         <div class="browser-container" data-tab-content="browser" role="tabpanel" id="panel-browser">

media_server/static/js/app.js

@@ -286,6 +286,8 @@
         window.addEventListener('beforeunload', saveVinylAngle);
 
         function toggleVinylMode() {
+            // Save current angle before turning off (must happen while still in vinyl mode)
+            if (vinylMode) saveVinylAngle();
             vinylMode = !vinylMode;
             localStorage.setItem('vinylMode', vinylMode);
             applyVinylMode();