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);
}

.stage {
  padding: clamp(6px, 2.4vw, 16px);
}

.frame {
  perspective: 700px;
}

.photo {
  margin: 0;
  width: min(150px, 48vw);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  border: 3px solid #fff7e6;
  outline: none;
  cursor: pointer;
  transform-style: preserve-3d;
  transform: rotateX(0) rotateY(0);
  transition: transform 300ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.photo__pic {
  display: block;
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(155deg, #fff7e6 0%, #2f6df6 100%);
}

.photo__sun {
  position: absolute;
  top: 16%;
  right: 18%;
  width: 20%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #ffd23f;
}

.photo__hill {
  position: absolute;
  left: -8%;
  right: -8%;
  bottom: -10%;
  height: 48%;
  border-radius: 50% 50% 0 0/100% 100% 0 0;
  background: #17141a;
  opacity: 0.85;
}

.photo__cap {
  word-break: keep-all;
  margin: 0;
  padding: 10px 14px;
  font-weight: 600;
  font-size: clamp(12px, 3.4vw, 14px);
  line-height: 1.3;
  font-family: inherit;
  color: #17141a;
  background: #fff7e6;
}

.photo:hover,
.photo:focus-visible,
.photo:active {
  transform: rotateX(-9deg) rotateY(11deg) translateY(-4px);
}

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

@keyframes tilt-loop {
  0%, 15% {
    transform: rotateX(0) rotateY(0);
  }
  40% {
    transform: rotateX(-9deg) rotateY(11deg) translateY(-4px);
  }
  65% {
    transform: rotateX(6deg) rotateY(-9deg) translateY(-2px);
  }
  100% {
    transform: rotateX(0) rotateY(0);
  }
}
@media (hover: none) {
  .photo:active {
    transform: rotateX(-9deg) rotateY(11deg) translateY(-4px);
  }
}
@media (prefers-reduced-motion: reduce) {
  .photo {
    transition: none;
  }
  .photo.is-demo {
    animation: none;
  }
}