.typing-dots {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

.typing-dot {
  font-size: 10px;
  line-height: 1;
  color: #4f46e5;
  animation: bviewerTypingPulse 1.1s infinite ease-in-out;
}

.typing-dot:nth-child(2) {
  animation-delay: 0.15s;
}

.typing-dot:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes bviewerTypingPulse {
  0%, 80%, 100% {
    opacity: 0.25;
    transform: translateY(0);
  }
  40% {
    opacity: 1;
    transform: translateY(-3px);
  }
}