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

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

.lsr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.lsr__view {
  width: 220px;
  height: 130px;
  overflow-y: auto;
  border-radius: 16px;
  background: #17141a;
  scroll-behavior: auto;
}

.lsr__pad {
  height: 90px;
}

.lsr__mark {
  margin: 0;
  padding: 4px 0;
  text-align: center;
  font-size: 9px;
  color: rgba(255, 255, 255, 0.4);
}

.lsr__section {
  position: relative;
  height: 160px;
}

.lsr__empty {
  position: absolute;
  inset: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.35);
  font-size: 11px;
  transition: opacity 220ms ease-out;
}

.lsr__content {
  position: absolute;
  inset: 8px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 600ms ease-out, transform 600ms ease-out;
  pointer-events: none;
}

.lsr__row {
  height: 20px;
  border-radius: 8px;
  background: linear-gradient(90deg, #6ec8ff, #5b8cf8);
}

.lsr__row:nth-child(2) {
  transition-delay: 60ms;
  opacity: 0.85;
}

.lsr__row:nth-child(3) {
  transition-delay: 120ms;
  opacity: 0.7;
}

.lsr__section--filled .lsr__empty {
  opacity: 0;
}

.lsr__section--filled .lsr__content {
  opacity: 1;
  transform: translateY(0);
}

.lsr__hint {
  margin: 0;
  color: rgba(23, 20, 26, 0.55);
  font-size: 11px;
}

@media (max-width: 340px) {
  .lsr__view {
    width: 180px;
    height: 110px;
  }
  .lsr__pad {
    height: 70px;
  }
  .lsr__section {
    height: 130px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .lsr__empty, .lsr__content {
    transition: none !important;
  }
}