.campaign-audio {
  --campaign-audio-blue: #242424;
  --campaign-audio-cream: #fcfaf7;
  --campaign-audio-orange: #68635d;
  position: absolute;
  z-index: 34;
  display: grid;
  place-items: center;
  min-width: 48px;
  min-height: 48px;
  padding: 0;
  border: 1px solid rgba(36,36,36, .18);
  border-radius: 999px;
  color: var(--campaign-audio-blue);
  background: rgba(252,250,247, .94);
  box-shadow: 0 12px 28px rgba(36,36,36, .16);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, opacity .35s ease;
}

.campaign-audio:active { transform: translateY(1px); }

.campaign-audio:focus-visible {
  outline: 3px solid var(--campaign-audio-orange);
  outline-offset: 3px;
}

.campaign-audio__brand,
.campaign-audio__label { display: none; }

.campaign-audio__action {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--campaign-audio-blue);
  box-shadow: inset 0 -3px 0 rgba(0,0,0, .16);
}

.campaign-audio__icon {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.campaign-audio__icon--play,
.campaign-audio__icon--pause,
.campaign-audio__icon--volume,
.campaign-audio__icon--muted { display: none; }

.campaign-audio--hub[data-audio-state="paused"] .campaign-audio__icon--muted,
.campaign-audio--hub[data-audio-state="playing"] .campaign-audio__icon--volume,
.campaign-audio--game[data-audio-state="playing"] .campaign-audio__icon--volume,
.campaign-audio--game[data-audio-state="paused"] .campaign-audio__icon--muted { display: block; }

/* Seven compact bars keep the music control quiet until playback starts. */
.campaign-audio--hub {
  position: relative;
  z-index: auto;
  width: 56px;
  min-width: 44px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  box-shadow: none;
  opacity: 1;
  pointer-events: auto;
}

.experience.is-intro .campaign-audio--hub {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.campaign-audio__wave {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  height: 26px;
}

.campaign-audio__wave > span {
  width: 3px;
  height: 24px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleY(.24);
  transition: transform .25s ease;
}

.campaign-audio--hub[data-audio-state="playing"] .campaign-audio__wave > span {
  animation: studio-wave var(--wave-speed, .85s) ease-in-out var(--wave-delay, 0s) infinite alternate;
}

.campaign-audio__wave > span:nth-child(2) { --wave-speed: .65s; --wave-delay: -.4s; }
.campaign-audio__wave > span:nth-child(3) { --wave-speed: 1.05s; --wave-delay: -.7s; }
.campaign-audio__wave > span:nth-child(4) { --wave-speed: .7s; --wave-delay: -.2s; }
.campaign-audio__wave > span:nth-child(5) { --wave-speed: .95s; --wave-delay: -.6s; }
.campaign-audio__wave > span:nth-child(6) { --wave-speed: .6s; --wave-delay: -.3s; }
.campaign-audio__wave > span:nth-child(7) { --wave-speed: .9s; --wave-delay: -.8s; }

@keyframes studio-wave {
  0% { transform: scaleY(.3); }
  45% { transform: scaleY(.65); }
  100% { transform: scaleY(1); }
}

@media (hover: hover) {
  .campaign-audio--hub:hover:not(:disabled) { background: rgba(36,36,36,.06); }
}

.campaign-audio--game {
  top: 26px;
  right: 24px;
}

body[data-game-screen="hud"] .campaign-audio--game,
body[data-game-screen="play-screen"] .campaign-audio--game {
  top: 54px;
  right: 13px;
  min-width: 40px;
  min-height: 40px;
}

body[data-game-screen="hud"] .campaign-audio--game .campaign-audio__action,
body[data-game-screen="play-screen"] .campaign-audio--game .campaign-audio__action {
  width: 32px;
  height: 32px;
}

body[data-game-screen="hud"] .campaign-audio--game .campaign-audio__icon,
body[data-game-screen="play-screen"] .campaign-audio--game .campaign-audio__icon {
  width: 18px;
  height: 18px;
}

@media (max-width: 700px) {
  .campaign-audio--hub {
    width: 44px;
    min-width: 44px;
    height: 44px;
    min-height: 44px;
    padding: 3px;
  }

  .campaign-audio--game {
    top: max(18px, env(safe-area-inset-top));
    right: 16px;
  }
}

@media (max-width: 360px), (max-height: 650px) {
  .campaign-audio--game { top: 16px; right: 14px; }
  body[data-game-screen="hud"] .campaign-audio--game,
  body[data-game-screen="play-screen"] .campaign-audio--game { top: 49px; right: 9px; }
}

@media (max-height: 650px) and (orientation: landscape) {
  .campaign-audio--game {
    right: 6px;
    min-width: 44px;
    min-height: 44px;
  }

  .campaign-audio--game .campaign-audio__action {
    width: 34px;
    height: 34px;
  }

  body[data-game-screen="hud"] .campaign-audio--game,
  body[data-game-screen="play-screen"] .campaign-audio--game { right: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  .campaign-audio,
  .campaign-audio__wave > span { transition: none; }
  .campaign-audio--hub[data-audio-state="playing"] .campaign-audio__wave > span {
    animation: none;
    transform: scaleY(.75);
  }
  .campaign-audio--hub[data-audio-state="playing"] .campaign-audio__wave > span:nth-child(even) {
    transform: scaleY(.45);
  }
}