/* Harmonium tilt-to-play toggle */
.harmonium-toggle {
  position: fixed;
  left: 8px;
  bottom: calc(var(--taskbar-height, 36px) + 8px);
  width: 25px;
  height: 25px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(0,0,0,0.5);
  cursor: pointer;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.harmonium-toggle:hover {
  background: rgba(0,0,0,0.7);
  transform: scale(1.1);
}
.harmonium-toggle.active {
  background: rgba(245, 149, 0, 0.7);
  border-color: rgba(245, 149, 0, 0.8);
  box-shadow: 0 0 8px rgba(245, 149, 0, 0.5);
  animation: harmonium-pulse 2s ease-in-out infinite;
}
.harmonium-icon {
  font-size: 13px;
  line-height: 1;
}
@keyframes harmonium-pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(245, 149, 0, 0.5); }
  50% { box-shadow: 0 0 14px rgba(245, 149, 0, 0.8); }
}