.ambient-audio {
  display: none;
}

.ambient-control {
  align-items: center;
  background: rgba(17, 22, 20, 0.74);
  border: 1px solid rgba(244, 245, 238, 0.42);
  border-radius: 999px;
  bottom: 1.35rem;
  color: #f4f5ee;
  cursor: pointer;
  display: inline-flex;
  height: 2.6rem;
  justify-content: center;
  opacity: 0;
  padding: 0;
  pointer-events: none;
  position: fixed;
  right: 1.35rem;
  transform: translateY(0.8rem) scale(0.82);
  transition: opacity 460ms ease, transform 560ms cubic-bezier(0.16, 1, 0.3, 1), background 240ms ease;
  width: 2.6rem;
  z-index: 40;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.ambient-control::after {
  border: 1px solid rgba(244, 245, 238, 0.38);
  border-radius: inherit;
  content: "";
  inset: 0.26rem;
  opacity: 0;
  pointer-events: none;
  position: absolute;
}

.ambient-control.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.ambient-control.is-playing::after {
  animation: ambient-breathe 2.8s ease-in-out infinite;
}

.ambient-control:hover {
  background: rgba(23, 31, 27, 0.92);
  transform: translateY(-0.12rem) scale(1.04);
}

.ambient-control__icon {
  display: block;
  height: 0.72rem;
  position: relative;
  width: 0.56rem;
}

.ambient-control__icon::before,
.ambient-control__icon::after {
  background: currentColor;
  border-radius: 99px;
  content: "";
  inset-block: 0;
  position: absolute;
  transition: all 180ms ease;
  width: 0.12rem;
}

.ambient-control__icon::before {
  left: 0;
}

.ambient-control__icon::after {
  right: 0;
}

.ambient-control.is-paused .ambient-control__icon {
  height: 0.76rem;
  width: 0.68rem;
}

.ambient-control.is-paused .ambient-control__icon::before {
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  inset: 0;
  width: 100%;
}

.ambient-control.is-paused .ambient-control__icon::after {
  opacity: 0;
  transform: scaleY(0.1);
}

@keyframes ambient-breathe {
  0%, 100% { opacity: 0.1; transform: scale(0.92); }
  50% { opacity: 0.58; transform: scale(1.08); }
}

@media (max-width: 700px) {
  .ambient-control {
    bottom: 1rem;
    height: 2.35rem;
    right: 1rem;
    width: 2.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ambient-control,
  .ambient-control__icon::before,
  .ambient-control__icon::after {
    transition-duration: 1ms;
  }

  .ambient-control.is-playing::after {
    animation: none;
  }
}