html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #17141a;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: #2f6df6;
  flex: none;
}

.bubble {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 16px;
  background: #fff7e6;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #17141a;
  animation-name: dotBounce;
  animation-duration: 2s;
  animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1);
  animation-iteration-count: infinite;
  animation-delay: var(--delay, 0ms);
}

@keyframes dotBounce {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.5;
  }
  30% {
    transform: translateY(-6px);
    opacity: 1;
  }
}
@media (max-width: 340px) {
  .bubble {
    padding: 8px 12px;
    gap: 4px;
  }
  .avatar {
    width: 26px;
    height: 26px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .dot {
    animation: none;
    opacity: 0.8;
    transform: none;
  }
}