.site-music-toggle {
  position: fixed;
  z-index: 100;
  top: 88px;
  right: clamp(16px, 2.4vw, 34px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 46px;
  padding: 0 15px 0 12px;
  border: 1px solid #9edcffad;
  border-radius: 999px;
  background: #06111ef2;
  color: #eaf7ff;
  box-shadow: 0 5px 24px #0009, 0 0 22px #159de925;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.site-music-toggle::after {
  content: '';
  position: absolute;
  inset: -5px;
  border: 1px solid #8fdbff9c;
  border-radius: inherit;
  pointer-events: none;
  animation: music-pulse 2.6s ease-out infinite;
}
.site-music-toggle:hover,
.site-music-toggle.is-playing {
  border-color: #89d8ff;
  background: #12334bd9;
  box-shadow: 0 5px 24px #0009, 0 0 25px #159de947;
}
.site-music-toggle.is-playing::after { display: none; }
.site-music-toggle:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}
.site-music-toggle svg {
  display: block;
  width: 20px;
  height: 20px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}
.site-music-text {
  white-space: nowrap;
  font: 800 10px/1.1 system-ui, sans-serif;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.site-music-bars { display: flex; align-items: center; gap: 2px; height: 15px; margin-left: 2px; }
.site-music-bars i { width: 2px; height: 5px; border-radius: 2px; background: #54bcf4; animation: music-bar .8s ease-in-out infinite alternate; }
.site-music-bars i:nth-child(2) { height: 11px; animation-delay: -.5s; }
.site-music-bars i:nth-child(3) { height: 7px; animation-delay: -.25s; }
.site-music-toggle .sound-wave { opacity: 0; }
.site-music-toggle.is-playing .sound-wave { opacity: 1; }
.site-music-toggle.is-playing .sound-slash { opacity: 0; }
@keyframes music-pulse { 0% { opacity: .8; transform: scale(.96); } 70%, 100% { opacity: 0; transform: scale(1.12); } }
@keyframes music-bar { to { height: 14px; } }
@media (max-width: 700px) {
  .site-music-toggle { top: 72px; right: 16px; min-height: 44px; padding: 0 12px 0 10px; }
  .site-music-text { font-size: 9px; }
}
@media (prefers-reduced-motion: reduce) {
  .site-music-toggle { transition: none; }
  .site-music-toggle::after, .site-music-bars i { animation: none; }
}