.music-toggle {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 90;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(244, 191, 103, .35);
  border-radius: 50%;
  background: #19110b;
  color: #f4bf67;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .35);
  cursor: pointer;
  touch-action: manipulation;
}
.music-toggle:hover { background: #2a1c10; }
.music-toggle:focus-visible { outline: 2px solid #ffe0a1; outline-offset: 4px; }
.music-toggle[data-playing="true"] .music-silent,
.music-toggle[data-playing="false"] .music-sound { display: none; }