fix AVR input swap

static/app.js

@@ -61,6 +61,7 @@ els('.room').forEach((node) => {
     toggle: el('[data-role="group"]', node),
     toggleLabel: el('[data-role="group-label"]', node),
     play: el('[data-role="play"]', node),
+    next: el('[data-role="next"]', node),
     steps: els('.step', node),
     volume: null,
     playState: null,
@@ -80,6 +81,7 @@ els('.room').forEach((node) => {
 
   room.toggle.addEventListener('click', () => setGrouped(key, !room.grouped));
   room.play.addEventListener('click', () => togglePlay(key));
+  room.next.addEventListener('click', () => skipTrack(key));
 });
 
 function paintRoom(room) {
@@ -93,6 +95,12 @@ function paintRoom(room) {
   room.play.disabled = !room.available || room.playState === null;
   room.play.setAttribute(
     'aria-label', `${room.node.querySelector('h2').textContent}: ${playing ? 'pause' : 'play'}`);
+  // Grouped, transport belongs to the AVR's card, not this one -- pressing
+  // either here would still work (it shares the group's transport) but
+  // only invites confusion about which card is actually in charge of it.
+  room.play.hidden = room.grouped;
+  room.next.hidden = !playing || room.grouped;
+  room.next.disabled = !room.available;
 
   room.toggle.disabled = !room.available;
   room.toggle.classList.toggle('busy', room.busy);
@@ -225,6 +233,18 @@ async function togglePlay(key) {
   }
 }
 
+/* Fire-and-forget: the queue's next track has no local state to reconcile,
+   so there is nothing to optimistically flip the way play/pause does. */
+async function skipTrack(key) {
+  const room = rooms[key];
+  if (!room.available) return;
+  try {
+    await api('/api/skip', { target: key, direction: 'next' });
+  } catch (error) {
+    toast(error.message);
+  }
+}
+
 function applyJoined(joined) {
   Object.values(rooms).forEach((room) => {
     room.grouped = joined.includes(room.key);

static/panel.css

@@ -124,7 +124,7 @@ svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width:
 
 .transport {
   flex: 0 0 auto;
-  width: 66px; height: 52px;
+  width: 66px; height: 62px;
   border-radius: 16px;
   background: var(--raised);
   display: grid; place-items: center;
@@ -136,6 +136,7 @@ svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width:
    everything else in here uses. */
 .transport .icon-play { fill: currentColor; stroke: none; }
 .transport .icon-pause { stroke-width: 2.4; }
+.transport[data-role="next"] svg { fill: currentColor; stroke: none; }
 
 /* Which icon shows is a class on the button, not `hidden` on the svg:
    `hidden` is an HTMLElement property and SVGElement does not inherit it,
@@ -146,7 +147,7 @@ svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width:
 
 /* --- join / leave the AVR -------------------------------------------- */
 .toggle {
-  height: 52px; border-radius: 16px;
+  height: 62px; border-radius: 16px;
   background: var(--raised);
   display: flex; align-items: center; justify-content: center; gap: 10px;
   font-size: 15px; font-weight: 550;
@@ -191,7 +192,6 @@ svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width:
   background: none; border: 1px solid var(--edge); color: var(--muted);
 }
 .joined .toggle .dot { display: none; }
-.joined .transport { height: 40px; width: 58px; }
 .joined .toggle:active { background: var(--raised); color: var(--ink); }
 
 /* --- misc ------------------------------------------------------------- */