@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@700&display=swap");
body, html {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

body {
  font-family: "Montserrat", sans-serif;
  background: #282828;
}

.layers {
  width: 400px;
  max-width: 100%;
  margin: 0 auto;
  overflow: visible;
  transform: translateX(280px);
}
.layers g {
  transform: translateX(var(--offset-x)) translateY(var(--offset-y)) translateZ(var(--offset-z));
  transition: transform 0.2s ease-out;
  animation: hover 2s infinite;
}
/* Keep decorative arrows static */
.layers g.arrow {
  animation: none;
}
.layers g:nth-of-type(2) {
  animation-delay: 0.2s;
}
.layers g:nth-of-type(3) {
  animation-delay: 0.4s;
}
.layers g:nth-of-type(4) {
  animation-delay: 0.6s;
}
.layers text {
  font-weight: bold;
  transform: skew(-68deg, 22deg) translate(calc(49px * var(--size) / 100), calc(7px * var(--size) / 100)) scaleY(0.5);
  fill: rgba(255, 255, 255, 0.8);
}
/* Place images on the stack surface like text */
.layers .label {
  transform: skew(-68deg, 22deg) translate(calc(49px * var(--size) / 100), calc(7px * var(--size) / 100)) scaleY(0.5);
}
.layers path:nth-child(2) {
  fill: rgba(0, 0, 0, 0.3);
}
.layers path:nth-child(3) {
  fill: rgba(255, 255, 255, 0.3);
}

@keyframes hover {
  0%, 100% {
    transform: translateX(var(--offset-x)) translateY(var(--offset-y)) translateZ(var(--offset-z));
  }
  50% {
    transform: translateX(var(--offset-x)) translateY(calc(var(--offset-y) + 3px)) translateZ(var(--offset-z));
  }
}

/* Stronger hover just for the top ZelXDR stack */
.layers g.zelxdr-anim {
  animation: hover-strong 4s ease-in-out infinite;
}

@keyframes hover-strong {
  0%, 100% {
    transform: translateX(var(--offset-x)) translateY(var(--offset-y)) translateZ(var(--offset-z));
  }
  50% {
    transform: translateX(var(--offset-x)) translateY(calc(var(--offset-y) + 8px)) translateZ(var(--offset-z));
  }
}