body {
  margin: 0;
  padding: 0;
  background-color: #171717;
  font-family: 'Helvetica Neue', sans-serif;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.loading {
  font-size: 1.2rem;
  color: #8269C7;
  margin-bottom: 20px;
  text-align: center;
}
.waveform {
  display: flex;
  gap: 6px;
  height: 20px;
}
.dot {
  width: 6px;
  border-radius: 999px;
  background-color: #8269C7;
  animation: pulse 1s infinite ease-in-out;
}
.dot:nth-child(2) { animation-delay: 0.2s; }
.dot:nth-child(3) { animation-delay: 0.4s; }
.dot:nth-child(4) { animation-delay: 0.6s; }
.dot:nth-child(5) { animation-delay: 0.8s; }
@keyframes pulse {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.8); }
}