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);
}

.pr {
  display: grid;
  justify-items: center;
  gap: 12px;
  width: 100%;
}

.pr__scene {
  position: relative;
  width: clamp(132px, 34vw, 168px);
  height: clamp(96px, 26vw, 124px);
  perspective: 620px;
  perspective-origin: 50% 42%;
}

.pr__scene:focus-visible {
  outline: 3px solid #2f6df6;
  outline-offset: 8px;
  border-radius: 8px;
}

.pr__model {
  position: absolute;
  inset: 0;
  margin: auto;
  width: clamp(72px, 19vw, 92px);
  height: clamp(88px, 23vw, 112px);
  transform-style: preserve-3d;
  transform: rotateX(0deg) rotateY(0deg);
}

.pr__face {
  position: absolute;
  box-sizing: border-box;
  backface-visibility: hidden;
}

.pr__model {
  --d: 52px;
}

.pr__face--front {
  inset: 0;
  display: grid;
  place-items: center;
  gap: 4px;
  background: #fff7e6;
  color: #17141a;
  border-radius: 8px;
  transform: translateZ(calc(var(--d) / 2));
  padding: 8px;
}

.pr__face--side {
  top: 0;
  right: 0;
  width: var(--d);
  height: 100%;
  display: grid;
  place-items: center;
  background: #2f6df6;
  color: #ffffff;
  border-radius: 8px;
  transform: rotateY(90deg) translateZ(calc(var(--d) / 2));
}

.pr__face--top {
  top: 0;
  left: 0;
  width: 100%;
  height: var(--d);
  background: #2f6df6;
  border-radius: 8px;
  opacity: 0.58;
  transform: rotateX(90deg) translateZ(calc(var(--d) / 2));
}

.pr__ico {
  width: clamp(20px, 5vw, 26px);
  height: clamp(20px, 5vw, 26px);
  color: #2f6df6;
}

.pr__name {
  font-weight: 800;
  font-size: clamp(9px, 2.4vw, 11px);
  line-height: 1.3;
  text-align: center;
}

.pr__side {
  font-weight: 700;
  font-size: clamp(8px, 2.2vw, 10px);
}

.pr__floor {
  position: absolute;
  left: 50%;
  bottom: -2px;
  width: clamp(76px, 20vw, 96px);
  height: 12px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: radial-gradient(closest-side, rgba(0, 0, 0, 0.52), rgba(0, 0, 0, 0));
}

.pr__hint {
  margin: 0;
  color: rgba(255, 247, 230, 0.76);
  font-weight: 700;
  font-size: clamp(9px, 2.4vw, 11px);
}

.pr.is-demo .pr__model {
  animation-name: prTurn;
  animation-duration: 2s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

@keyframes prTurn {
  0% {
    transform: rotateX(6deg) rotateY(-16deg);
  }
  7% {
    transform: rotateX(5deg) rotateY(-7deg);
  }
  25% {
    transform: rotateX(2deg) rotateY(-2deg);
  }
  43% {
    transform: rotateX(-2deg) rotateY(2deg);
  }
  50% {
    transform: rotateX(-5deg) rotateY(7deg);
  }
  57% {
    transform: rotateX(-6deg) rotateY(16deg);
  }
  64% {
    transform: rotateX(-5deg) rotateY(7deg);
  }
  82% {
    transform: rotateX(0deg) rotateY(0deg);
  }
  93% {
    transform: rotateX(5deg) rotateY(-7deg);
  }
  100% {
    transform: rotateX(6deg) rotateY(-16deg);
  }
}
@media (max-width: 340px) {
  .pr {
    gap: 8px;
  }
  .pr__model {
    --d: 40px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .pr.is-demo .pr__model {
    animation: none !important;
    transform: rotateX(2deg) rotateY(-14deg) !important;
  }
}