.ambient-audio {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.ambient-audio-control {
  position: fixed;
  right: clamp(14px, 2.4vw, 30px);
  bottom: max(16px, env(safe-area-inset-bottom));
  z-index: 90;
  min-height: 54px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 9px 16px 9px 12px;
  color: #f5f7fa;
  border: 1px solid rgba(0, 155, 255, 0.62);
  border-radius: 999px;
  background: rgba(5, 6, 9, 0.9);
  box-shadow:
    0 16px 46px rgba(0, 0, 0, 0.38),
    inset 0 0 0 1px rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.ambient-audio-control:hover {
  transform: translateY(-2px);
  border-color: #38b8ff;
  background: rgba(8, 17, 27, 0.95);
}

.ambient-audio-control:focus-visible {
  outline: 2px solid #009bff;
  outline-offset: 4px;
}

.ambient-audio-mark {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  flex: 0 0 34px;
  border-radius: 50%;
  background: #009bff;
  box-shadow: 0 0 22px rgba(0, 155, 255, 0.24);
}

.ambient-audio-mark i {
  width: 2px;
  height: 7px;
  display: block;
  border-radius: 2px;
  background: #fff;
  transform-origin: center;
}

.ambient-audio-control.is-playing .ambient-audio-mark i {
  animation: charlatain-wave 920ms ease-in-out infinite alternate;
}

.ambient-audio-control.is-playing .ambient-audio-mark i:nth-child(2) {
  animation-delay: -310ms;
}

.ambient-audio-control.is-playing .ambient-audio-mark i:nth-child(3) {
  animation-delay: -620ms;
}

.ambient-audio-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
  text-align: left;
}

.ambient-audio-copy b,
.ambient-audio-copy small {
  display: block;
  white-space: nowrap;
  font-family: "SFMono-Regular", Consolas, monospace;
  line-height: 1;
  text-transform: uppercase;
}

.ambient-audio-copy b {
  color: #f5f7fa;
  font-size: 9px;
  letter-spacing: 0.14em;
}

.ambient-audio-copy small {
  color: #7f8a96;
  font-size: 7px;
  letter-spacing: 0.1em;
}

.ambient-audio-control.is-playing .ambient-audio-copy small {
  color: #9dd9ff;
}

@keyframes charlatain-wave {
  from { height: 6px; opacity: 0.72; }
  to { height: 18px; opacity: 1; }
}

@media (max-width: 560px) {
  .ambient-audio-control {
    right: 12px;
    min-height: 48px;
    padding: 7px 12px 7px 8px;
    gap: 9px;
  }

  .ambient-audio-mark {
    width: 32px;
    height: 32px;
    flex-basis: 32px;
  }

  .ambient-audio-copy small {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ambient-audio-control,
  .ambient-audio-mark i {
    transition: none;
    animation: none !important;
  }
}

@media print {
  .ambient-audio-control,
  .ambient-audio {
    display: none !important;
  }
}