@font-face {
  font-family: "Geist Sans";
  src: url("https://assets.codepen.io/605876/GeistVF.ttf") format("truetype");
}

*,
*:after,
*:before {
  box-sizing: border-box;
}

:root {
  --speed: 10s;
  --transition: 0.15s;
}

body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  color: hsl(0 0% 10%);
  font-family: "Geist Sans", "SF Pro Text", "SF Pro Icons", "AOS Icons",
    "Helvetica Neue", Helvetica, Arial, sans-serif, system-ui;
  background-image: radial-gradient(
      at 27% 37%,
      hsla(215, 98%, 61%, 0.15) 0px,
      transparent 0%
    ),
    radial-gradient(at 97% 21%, hsla(125, 98%, 72%, 0.15) 0px, transparent 50%),
    radial-gradient(at 52% 99%, hsla(354, 98%, 61%, 0.15) 0px, transparent 50%),
    radial-gradient(at 10% 29%, hsla(256, 96%, 67%, 0.15) 0px, transparent 50%),
    radial-gradient(at 97% 96%, hsla(38, 60%, 74%, 0.15) 0px, transparent 50%),
    radial-gradient(at 33% 50%, hsla(222, 67%, 73%, 0.15) 0px, transparent 50%),
    radial-gradient(at 79% 53%, hsla(343, 68%, 79%, 0.15) 0px, transparent 50%);
  background-color: hsl(0 0% 100%);
  font-weight: 80;
  transition: background-color 0.25s, color 0.25s;
}

main {
  padding: 2rem 0;
  width: 100%;
}

:root:has(#theme:checked) :is(body, .controls, .item) {
  background-color: hsl(0 0% 10%);
  color: hsl(0 0% 100%);
  border-color: hsl(0 0% 25%);
}
:root:has(#theme:checked) article {
  background-color: hsl(0 0% 10%);
  color: hsl(0 0% 100%);
  border-color: hsl(0 0% 25%);
  box-shadow: 0 10px 20px -5px hsl(0 0% 0% / 0.5);
}
:root:has(#theme:checked) .item {
  background-color: black;
}
:root:has(#theme:checked) li::before {
  background-color: black;
}

article {
  padding: 2rem;
  margin: 0 auto;
  width: 100%;
  box-shadow: 0 10px 20px -5px hsl(0 0% 50% / 0.5);
  border: 1px solid hsl(0 0% 90%);
  border-radius: 6px;
  background: hsl(0 0% 100%);
  resize: horizontal;
  overflow: hidden;
  max-width: min(calc(600px + 8rem), calc(100vw - 2rem));
  min-width: 340px;
  container-type: inline-size;
  transition: background-color 0.25s, color 0.25s, border 0.25s,
    box-shadow 0.25s;
}
h2 {
  display: flex;
  gap: 0.25ch;
  font-size: clamp(1.5rem, 4cqi + 1rem, 3rem);
  font-weight: 160;
  margin: 0;
  grid-column: 1 / -1;
}

h2 span:last-of-type {
  display: inline-block;
  background: linear-gradient(to right, #9333ea, #db2777, #9333ea) 0 0 / 400%
    100% no-repeat;
  background-clip: text;
  color: transparent;
  animation: shade 4s infinite linear;
}

@keyframes shade {
  to {
    background-position: 100% 0;
  }
}

.header {
  display: grid;
  grid-template: auto 1fr / 6fr 4fr;
  gap: 1rem;
  margin-bottom: 2rem;
  transition: opacity 0.5s;
}

article a {
  align-self: start;
  text-decoration: none;
  justify-self: end;
  border-radius: 100px;
  padding: 0.5rem 2rem;
  border: 0;
  color: hsl(0 0% 100%);
  font-weight: 120;
  cursor: pointer;
  background: linear-gradient(to right, #9333ea, #db2777) 0 0 / 200% 100%
    no-repeat;
  transition: background-position 0.15s;
}

article a:is(:hover, :focus-visible) {
  background-position: 100% 0;
}

p {
  margin: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

[for="theme"] {
  width: 48px;
  aspect-ratio: 1;
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  display: grid;
  place-items: center;
}

[for="theme"] svg {
  width: 75%;
}

#theme + svg path:first-of-type,
#theme:checked + svg path:last-of-type {
  opacity: 0;
}
#theme:checked + svg path:first-of-type {
  opacity: 1;
}

.controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
  padding: 1rem;
  border: 1px solid hsl(0 0% 90%);
  border-radius: 6px;
  background: hsl(0 0% 100%);
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 2;
}

label,
input {
  accent-color: #db2777;
  cursor: pointer;
}

/*	border: 2px solid red;*/
.window {
  height: 250px;
  container-type: inline-size;
  transform-style: preserve-3d;
  width: 100%;
  outline: 4px dashed transparent;
  transition: outline 0.5s;
}

.scene {
  --buff: 3rem;
  height: 100%;
  width: 100%;
  mask: linear-gradient(
      transparent,
      white var(--buff) calc(100% - var(--buff)),
      transparent
    ),
    linear-gradient(
      90deg,
      transparent,
      white var(--buff) calc(100% - var(--buff)),
      transparent
    );
  mask-composite: intersect;
}

:root:has(#overflow:checked) .scene {
  mask: unset;
}
:root:has(#overflow:checked) .window {
  outline: 4px dashed #db2777;
}
:root:has(#overflow:checked) .header {
  opacity: 0.2;
}

.dev-link {
  width: 48px;
  aspect-ratio: 1;
  position: fixed;
  top: 1rem;
  left: 1rem;
  display: grid;
  place-items: center;
  color: currentColor;
}

.dev-link svg {
  width: 75%;
}

.grid {
  --count: 6; /* The number of items you have */
  --inset: 0; /* Controls the grid animation offset on entry/exit */
  --outset: 2.5;
  height: 100%;
  width: 100%;
  margin: 0;
  list-style-type: none;
  position: relative;
  display: grid;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 2rem;
  transition: transform 0.5s;
  /*	3D translation */
  transform: rotateX(calc(var(--rotate, 0) * 20deg))
    rotateZ(calc(var(--rotate, 0) * -20deg))
    skewX(calc(var(--rotate, 0) * 20deg));
}

:root:has(#dimension:checked) .grid {
  --rotate: 1;
}

li {
  min-height: 60px;
  transform-style: preserve-3d;
  width: 100%;
  z-index: calc(1 + var(--active));
}
li::before {
  content: "";
  position: absolute;
  inset: 4px 4px -2px -2px;
  border-radius: 6px;
  background: hsl(0 0% 0% / 0.1);
  filter: blur(calc(var(--active, 0) * 8px));
  z-index: -1;
  transition: scale var(--transition), opacity var(--transition),
    translate var(--transition), filter var(--transition);
  transform-origin: 50% 0;
  scale: 1 calc(1 + (var(--active, 0) * 0.05));
  --tw-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  box-shadow: 0 0 #0000, 0 0 #0000, var(--tw-shadow);
}

.grid:hover li {
  animation-play-state: paused;
}

.grid {
  transform-style: preserve-3d;
  gap: 1rem;
}

.item {
  align-items: center;
  background: hsl(0 0% 100%);
  border: 1px solid hsl(0 0% 90%);
  color: hsl(0 0% 10%);
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  gap: 1rem;
  height: 100%;
  justify-content: start;
  overflow: hidden;
  padding: 1.25rem;
  text-align: center;
  width: 100%;
  transition: transform var(--transition), scale var(--transition),
    background-color 0.25s, color 0.25s, border 0.25s, box-shadow 0.25s;
  scale: calc(1 + (var(--active, 0) * 0.05));
  transform: translate3d(0, 0, calc(var(--active, 0) * 24px));
}
.item__icon {
  width: 24px;
  color: rgb(124, 58, 237);
}
.item__text {
  flex: 1;
  text-align: center;
}

li:nth-of-type(1) {
  --index: 0;
}
li:nth-of-type(2) {
  --index: 0;
}
li:nth-of-type(3) {
  --index: 1;
}
li:nth-of-type(4) {
  --index: 1;
}
li:nth-of-type(5) {
  --index: 2;
}
li:nth-of-type(6) {
  --index: 2;
}
li:nth-of-type(7) {
  --index: 3;
}
li:nth-of-type(8) {
  --index: 3;
}
li:nth-of-type(9) {
  --index: 4;
}
li:nth-of-type(10) {
  --index: 4;
}
li:nth-of-type(11) {
  --index: 5;
}
li:nth-of-type(12) {
  --index: 5;
}

@container (width < 400px) {
  .header {
    grid-template: auto 1fr / 1fr;
  }
  .header a {
    justify-self: start;
  }
  .grid {
    --count: 12;
    --inset: 0;
    --outset: 3;
    grid-template-columns: 1fr;
  }

  li:nth-of-type(1) {
    --index: 0;
  }
  li:nth-of-type(2) {
    --index: 1;
  }
  li:nth-of-type(3) {
    --index: 2;
  }
  li:nth-of-type(4) {
    --index: 3;
  }
  li:nth-of-type(5) {
    --index: 4;
  }
  li:nth-of-type(6) {
    --index: 5;
  }
  li:nth-of-type(7) {
    --index: 6;
  }
  li:nth-of-type(8) {
    --index: 7;
  }
  li:nth-of-type(9) {
    --index: 8;
  }
  li:nth-of-type(10) {
    --index: 9;
  }
  li:nth-of-type(11) {
    --index: 10;
  }
  li:nth-of-type(12) {
    --index: 11;
  }

  li {
    --duration: calc(var(--speed) * 2);
    --delay: calc((var(--duration) / var(--count)) * (var(--index, 0) - 8));
  }
}

@media (prefers-reduced-motion: no-preference) {
  .grid {
    gap: 0 2rem;
  }

  li {
    --duration: calc(var(--speed) * 1);
    --delay: calc((var(--duration) / var(--count)) * (var(--index, 0) - 8));
    animation: slide var(--duration) var(--delay) infinite linear;
    translate: 0% calc(((var(--count) - var(--index)) + var(--inset, 0)) * 100%);
  }
  li:hover {
    --active: 1;
  }
  @keyframes slide {
    100% {
      translate: 0% calc(calc((var(--index) + var(--outset, 0)) * -100%));
    }
  }
  @container (width < 400px) {
    li {
      --duration: calc(var(--speed) * 2);
      --delay: calc((var(--duration) / var(--count)) * (var(--index, 0) - 8));
    }
  }
}