.audio-control {
  position: fixed;
  top: var(--space-md);
  right: var(--space-md);
  z-index: var(--z-audio);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid var(--color-temple-gold);
  color: var(--color-paper);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--t-fast) ease;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.audio-control:hover {
  background: rgba(0, 0, 0, 0.7);
  border-color: var(--color-temple-gold);
  transform: scale(1.05);
}

.audio-control svg {
  width: 22px;
  height: 22px;
}

@media (max-width: 767px) {
  .audio-control {
    width: 40px;
    height: 40px;
    top: var(--space-sm);
    right: var(--space-sm);
  }
  .audio-control svg {
    width: 18px;
    height: 18px;
  }
}