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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ff4d1f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.sd {
  display: grid;
  gap: 16px;
  justify-items: center;
}

.sd__badge {
  margin: 0;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(23, 20, 26, 0.1);
  color: #17141a;
  font-weight: 700;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.sd__scene {
  padding: 40px;
}

.sd__btn {
  border: 0;
  cursor: pointer;
  padding: 16px 32px;
  border-radius: 12px;
  background: #fff7e6;
  color: #17141a;
  font-size: 16px;
  font-weight: 700;
  will-change: transform, box-shadow;
}

.sd__btn:focus-visible {
  outline: 2px solid #17141a;
  outline-offset: 3px;
}

@media (max-width: 340px) {
  .sd__scene {
    padding: 24px;
  }
  .sd__btn {
    padding: 12px 24px;
    font-size: 14px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .sd__btn {
    transition: none;
  }
}