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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffd23f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.ts02-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.ts02-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #17141a;
  transform: scale(0);
  opacity: 0;
}

.ts02-row .ts02-dot:nth-child(1) {
  animation-delay: 0ms;
}

.ts02-row .ts02-dot:nth-child(2) {
  animation-delay: 140ms;
}

.ts02-row .ts02-dot:nth-child(3) {
  animation-delay: 280ms;
}

.ts02-row .ts02-dot:nth-child(4) {
  animation-delay: 420ms;
}

.ts02-row .ts02-dot:nth-child(5) {
  animation-delay: 560ms;
}

.ts02-row.is-demo .ts02-dot {
  animation: ts02-pop 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}

@keyframes ts02-pop {
  0% {
    transform: scale(0);
    opacity: 0;
  }
  10% {
    transform: scale(1.25);
    opacity: 1;
  }
  20% {
    transform: scale(1);
    opacity: 1;
  }
  85% {
    transform: scale(1);
    opacity: 1;
  }
  92% {
    transform: scale(0);
    opacity: 0;
  }
  100% {
    transform: scale(0);
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .ts02-dot, .ts02-row.is-demo .ts02-dot {
    animation: none !important;
    transform: scale(1) !important;
    opacity: 1 !important;
  }
}