.welcome-audio-control {
  position: fixed;
  z-index: 90;
  inset-inline-start: max(18px, 2vw);
  inset-block-end: calc(var(--tecno-audio-safe-bottom, 24px) + env(safe-area-inset-bottom));
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(244, 239, 230, .32);
  border-radius: 50%;
  padding: 0;
  background: rgba(8, 16, 15, .9);
  color: #f4efe6;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .32), inset 0 0 0 1px rgba(38, 119, 185, .12);
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition-property: border-color, background-color, color, box-shadow, transform, inset-block-end;
  transition-duration: 180ms, 180ms, 180ms, 180ms, 140ms, 220ms;
  transition-timing-function: ease-out;
}

.welcome-audio-control::after {
  content: attr(data-tooltip);
  position: absolute;
  inset-inline-start: calc(100% + 12px);
  top: 50%;
  width: max-content;
  max-width: min(230px, calc(100vw - 100px));
  border: 1px solid rgba(244, 239, 230, .18);
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(8, 16, 15, .96);
  color: rgba(244, 239, 230, .88);
  font: 600 .68rem/1.25 Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  white-space: normal;
  opacity: 0;
  pointer-events: none;
  transform: translate(4px, -50%);
  transition-property: opacity, transform;
  transition-duration: 150ms;
  transition-timing-function: ease-out;
}

.welcome-audio-control:hover,
.welcome-audio-control:focus-visible {
  border-color: rgba(38, 119, 185, .9);
  background: rgba(12, 24, 23, .96);
  box-shadow: 0 14px 34px rgba(0, 0, 0, .4), 0 0 0 3px rgba(38, 119, 185, .14);
}

.welcome-audio-control:hover::after,
.welcome-audio-control:focus-visible::after {
  opacity: 1;
  transform: translate(0, -50%);
}

.welcome-audio-control:focus-visible {
  outline: 2px solid #f4efe6;
  outline-offset: 4px;
}

.welcome-audio-control:active { transform: scale(.96); }

.welcome-audio-control svg {
  width: 23px;
  height: 23px;
  overflow: visible;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.welcome-audio-control .welcome-audio-slash {
  opacity: 0;
  transform: scale(.25);
  transform-origin: center;
  filter: blur(4px);
  transition-property: opacity, transform, filter;
  transition-duration: 180ms;
  transition-timing-function: cubic-bezier(.2, 0, 0, 1);
}

.welcome-audio-control[data-state="muted"] .welcome-audio-slash {
  opacity: 1;
  transform: scale(1);
  filter: blur(0);
}

.welcome-audio-equalizer {
  position: absolute;
  inset-inline-end: 4px;
  inset-block-end: 5px;
  display: flex;
  align-items: end;
  gap: 2px;
  height: 12px;
  padding: 2px 3px;
  border-radius: 999px;
  background: #2677b9;
  opacity: 0;
  transform: scale(.7);
  transition-property: opacity, transform;
  transition-duration: 160ms;
  transition-timing-function: ease-out;
}

.welcome-audio-equalizer span {
  width: 2px;
  height: 3px;
  border-radius: 999px;
  background: #fff;
}

.welcome-audio-control[data-state="playing"] .welcome-audio-equalizer {
  opacity: 1;
  transform: scale(1);
}

.welcome-audio-control[data-state="playing"] .welcome-audio-equalizer span:nth-child(1) { animation: welcomeAudioBar 720ms ease-in-out infinite alternate; }
.welcome-audio-control[data-state="playing"] .welcome-audio-equalizer span:nth-child(2) { animation: welcomeAudioBar 520ms 100ms ease-in-out infinite alternate; }
.welcome-audio-control[data-state="playing"] .welcome-audio-equalizer span:nth-child(3) { animation: welcomeAudioBar 640ms 180ms ease-in-out infinite alternate; }

@keyframes welcomeAudioBar {
  from { height: 3px; }
  to { height: 8px; }
}

@media (max-width: 760px) {
  .welcome-audio-control {
    inset-inline-start: 16px;
    width: 48px;
    height: 48px;
  }
  .welcome-audio-control::after { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .welcome-audio-control,
  .welcome-audio-control::after,
  .welcome-audio-control .welcome-audio-slash,
  .welcome-audio-equalizer { transition-duration: .01ms !important; }
  .welcome-audio-equalizer span { animation: none !important; height: 6px; }
}