@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;
	-webkit-background-clip: text;
	        background-clip: text;
	color: transparent;
	-webkit-animation: shade 4s infinite linear;
	        animation: shade 4s infinite linear;
}

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

@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;
}

.header .button-container {
  grid-row: 2;
  grid-column: 2;
  justify-self: end;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-end;
}

@container (width < 400px) {
  .header {
    grid-template-rows: auto 1fr auto;
  }
  
  .header .button-container {
    grid-row: 3;
    grid-column: 1;
    justify-self: start;
    align-items: flex-start;
  }
  
  .header .button-container a {
    width: 100%;
    text-align: center;
  }
}

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%;
	-webkit-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:
		linear-gradient(transparent, white var(--buff) calc(100% - var(--buff)), transparent),
		linear-gradient(90deg, transparent, white var(--buff) calc(100% - var(--buff)), transparent);
	-webkit-mask-composite: source-in, xor;
	        mask-composite: intersect;
}

:root:has(#overflow:checked) .scene {
	-webkit-mask: unset;
	        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 {
	-webkit-animation-play-state: paused;
	        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));
		-webkit-animation: slide var(--duration) var(--delay) infinite linear;
		        animation: slide var(--duration) var(--delay) infinite linear;
		translate: 0% calc(((var(--count) - var(--index)) + var(--inset, 0)) * 100%);
	}
	li:hover {
		--active: 1;
	}
	@-webkit-keyframes slide {
		100% {
			translate: 0% calc(calc((var(--index) + var(--outset, 0)) * -100%));
		}
	}
	@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));
		}
	}
}