body.display-live-flash-v21::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  border: 12px solid #f5cc4b;
  animation: displayFlashV21 .8s ease-out both;
}

@keyframes displayFlashV21 {
  0% { opacity: 1; box-shadow: inset 0 0 70px rgba(245,204,75,.75); }
  100% { opacity: 0; box-shadow: inset 0 0 0 rgba(245,204,75,0); }
}

.sound-guard-v21 {
  position: fixed;
  inset: 0;
  z-index: 10020;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(2,35,22,.86);
  backdrop-filter: blur(8px);
}

.sound-guard-v21[hidden] {
  display: none !important;
}

.sound-guard-v21 > div {
  width: min(580px, 94vw);
  padding: 34px;
  text-align: center;
  color: #fff;
  background: #075b35;
  border: 3px solid #f5cc4b;
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(0,0,0,.38);
}

.sound-guard-v21 .speaker {
  display: block;
  margin-bottom: 12px;
  font-size: 64px;
}

.sound-guard-v21 h2 {
  margin: 0 0 10px;
  color: #fff;
  font-size: 32px;
}

.sound-guard-v21 p {
  margin: 0 0 22px;
  color: #e6fff1;
  font-size: 19px;
}

.sound-guard-v21 button {
  min-width: 260px;
  padding: 16px 25px;
  border: 3px solid #fff;
  border-radius: 14px;
  background: #f5cc4b;
  color: #123b2b;
  font-size: 20px;
  font-weight: 900;
  cursor: pointer;
}

[data-display].display-offline-v21::before {
  content: "Koneksi data antrean terputus — mencoba menghubungkan kembali…";
  position: fixed;
  z-index: 10010;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 18px;
  color: #fff;
  background: #a3251e;
  border-radius: 10px;
  font-weight: 800;
}