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);
}

.line {
  display: flex;
  align-items: baseline;
  margin: 0;
  font-weight: 700;
  font-size: clamp(20px, 5.6vw, 34px);
  line-height: 1.4;
  font-family: inherit;
  color: #fff7e6;
}
.line__caret {
  display: inline-block;
  width: clamp(8px, 2.6vw, 14px);
  height: 1.3em;
  margin-left: clamp(2px, 1vw, 6px);
  background: #2f6df6;
  animation: caret-blink 300ms steps(2, jump-none) infinite;
}

@keyframes caret-blink {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .line__caret {
    animation: none;
    opacity: 1;
  }
}