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);
}

.vs {
  width: 280px;
  max-width: 92vw;
}

.vs__radio {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.vs__toggle {
  position: relative;
  width: 168px;
  height: 28px;
  margin: 0 auto;
  padding: 4px;
  box-sizing: border-box;
  border-radius: 999px;
  background: rgba(23, 20, 26, 0.18);
}

.vs__knob {
  position: absolute;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc(50% - 4px);
  box-sizing: border-box;
  border-radius: 999px;
  background: #ffffff;
  box-shadow: 0 6px 12px rgba(23, 20, 26, 0.32);
  transform: translateX(0);
  transition: transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

#vs-list:checked ~ .vs__toggle .vs__knob {
  transform: translateX(100%);
}

.vs__toggle-labels {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 168px;
  margin: -28px auto 12px;
}

.vs__label {
  padding: 4px 0;
  font-weight: 700;
  font-size: 12px;
  font-family: inherit;
  color: #ffffff;
  text-align: center;
  cursor: pointer;
  transition: color 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

#vs-grid:checked ~ .vs__toggle-labels .vs__label[for=vs-grid],
#vs-list:checked ~ .vs__toggle-labels .vs__label[for=vs-list] {
  color: #17141a;
}

.vs__board {
  position: relative;
  height: 200px;
}

.vs__card {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  box-sizing: border-box;
  width: 136px;
  height: 60px;
  padding: 8px;
  border-radius: 16px;
  background: #ffffff;
  box-shadow: 0 6px 12px rgba(23, 20, 26, 0.32);
  transition: transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.vs__thumb {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(150deg, #2f6df6, #ffd23f);
}

.vs__name {
  font-weight: 700;
  font-size: 12px;
  line-height: 1.2;
  font-family: inherit;
  color: #17141a;
}

.vs__card--1 {
  transform: translate(0, 0);
}

.vs__card--2 {
  transform: translate(calc(100% + 8px), 0);
}

.vs__card--3 {
  transform: translate(0, calc(100% + 10px));
}

#vs-list:checked ~ .vs__board .vs__card--1 {
  transform: translate(0, 0);
}

#vs-list:checked ~ .vs__board .vs__card--2 {
  transform: translate(0, calc(100% + 10px));
}

#vs-list:checked ~ .vs__board .vs__card--3 {
  transform: translate(0, calc(200% + 20px));
}

.vs.is-demo .vs__knob {
  animation: knob-loop 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vs.is-demo .vs__label[for=vs-grid] {
  animation: lab-grid 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vs.is-demo .vs__label[for=vs-list] {
  animation: lab-list 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vs.is-demo .vs__card--2 {
  animation: c2-loop 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.vs.is-demo .vs__card--3 {
  animation: c3-loop 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

@keyframes knob-loop {
  0%, 20%, 100% {
    transform: translateX(0);
  }
  45%, 65% {
    transform: translateX(100%);
  }
}
@keyframes lab-grid {
  0%, 24% {
    color: #17141a;
  }
  32%, 68% {
    color: #ffffff;
  }
  78%, 100% {
    color: #17141a;
  }
}
@keyframes lab-list {
  0%, 24% {
    color: #ffffff;
  }
  32%, 68% {
    color: #17141a;
  }
  78%, 100% {
    color: #ffffff;
  }
}
@keyframes c2-loop {
  0%, 20%, 100% {
    transform: translate(calc(100% + 8px), 0);
  }
  45%, 65% {
    transform: translate(0, calc(100% + 10px));
  }
}
@keyframes c3-loop {
  0%, 20%, 100% {
    transform: translate(0, calc(100% + 10px));
  }
  45%, 65% {
    transform: translate(0, calc(200% + 20px));
  }
}
@media (max-width: 360px) {
  .vs {
    width: 232px;
  }
  .vs__toggle {
    width: 140px;
    height: 24px;
  }
  .vs__toggle-labels {
    width: 140px;
    margin: -24px auto 8px;
  }
  .vs__label {
    font-size: 11px;
    padding: 4px 0;
  }
  .vs__board {
    height: 140px;
  }
  .vs__card {
    width: 112px;
    height: 40px;
    padding: 4px;
    gap: 4px;
  }
  .vs__thumb {
    width: 24px;
    height: 24px;
  }
  .vs__name {
    font-size: 10px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .vs__knob, .vs__card, .vs__label {
    transition: none;
  }
  .vs.is-demo .vs__knob,
  .vs.is-demo .vs__card,
  .vs.is-demo .vs__label {
    animation: none;
  }
}