@import url("https://fonts.googleapis.com/css2?family=Grenze+Gotisch&display=swap");

:root {
	--text-color: oklch(98.5% 0 0);
	--bg-color: oklch(14.5% 0 0);
	--surface-color: oklch(39.6% 0.141 25.723);

	--button-bg-color: oklch(40.8% 0.123 38.172);
	--button-hover-bg-color: oklch(47% 0.157 37.304);
	--button-active-bg-color: oklch(26.6% 0.079 36.259);
	--button-match-bg-color: oklch(20.5% 0 0);
	--button-match-active-bg-color: oklch(62.3% 0.214 259.815);
	--button-border-color: oklch(47% 0.157 37.304);
	--button-active-border-color: oklch(47% 0.157 37.304);
	--button-match-border-color: oklch(27.4% 0.006 286.033);
	--button-match-shine-color: oklch(64.6% 0.222 41.116);

	/* prettier-ignore */
	--ease-elastic: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
	--ease-out: cubic-bezier(0.25, 1, 0.5, 1);
	--ease-in-back: cubic-bezier(0.68, -0.6, 0.32, 1);
}

* {
	box-sizing: border-box;
}

html,
body {
	height: 100%;
}

body {
	display: grid;
	place-items: center;
	font-family: system-ui, sans-serif;
	font-family: "Grenze Gotisch", system-ui;
	color: var(--text-color);
	background: var(--bg-color);
	text-rendering: optimizeLegibility;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

main {
	display: grid;
	gap: 2rem;
	inline-size: 85vmin;
	margin: auto;
}

.game {
	position: relative;
	container-type: inline-size;
}

.interface {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	padding-inline: 0.2rem;
	gap: 1rem;
	font-size: calc(0.6rem + 2vmin);
}

.interface-data {
	display: flex;
	align-items: center;
	gap: 0.3rem;
	line-height: 1;

	span {
		display: inline-block;
		position: relative;
		top: -0.1em;
		font-size: 1.8em;
		font-variant-numeric: tabular-nums;
		letter-spacing: -0.05em;
	}
}

.interface-data-best {
	display: none;
}

.interface-btn {
	margin-inline-start: auto;
}

button {
	appearance: none;
	font: inherit;
	line-height: 1;
	border: unset;
	color: inherit;
	padding: 0.5rem 1rem 0.6rem;
	border-radius: 0.3rem;
	background: var(--button-bg-color);
	border: 1px solid var(--button-border-color);
	cursor: pointer;
	touch-action: manipulation;

	&:focus-visible {
		outline: 1px dashed white;
		outline-offset: 2px;
	}

	&:not(:disabled):where(:hover, :focus-visible) {
		--button-bg-color: var(--button-hover-bg-color);
	}
}

.marquee {
	--deg: -6deg;
	--duration: 2.2s;
	display: none;
	place-content: center;
	position: absolute;
	inset: -5%;
	width: 110%;
	z-index: 1;
	font-size: 26cqmin;
	line-height: 1;
	white-space: nowrap;
	transform: rotate(var(--deg)) skew(var(--deg));
	pointer-events: none;
	paint-order: stroke;
	-webkit-text-stroke: 6cqmin var(--bg-color);
	animation: marquee-reveal var(--duration) var(--ease-out),
		marquee-mask-position 3s var(--ease-out);
	mask-image: linear-gradient(to left, transparent 50%, black 75%);
	mask-position: 100% center;
	mask-size: 400% 100%;
}

.marquee.is-combo {
	--duration: 600ms;
	letter-spacing: -0.05em;
}

.marquee-text {
	animation: marquee-drift var(--duration) linear forwards;
}

.board {
	position: relative;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 2cqmin;
}

.card {
	position: relative;
	display: grid;
	place-items: center;
	overflow: hidden;
	padding: 0;
	font-size: 6cqmin;
	aspect-ratio: 1;
	border-radius: 10cqmin;
	corner-shape: squircle;
	will-change: transform;
	transition: opacity 300ms var(--ease-out), background 100ms var(--ease-out);
	box-shadow: inset 0 0 1cqmin 0.5cqmin var(--button-bg-color),
		inset 0 0 0 1.5cqmin hsl(0 0% 0% / 0.1);

	&[aria-pressed="true"] {
		--button-bg-color: var(--button-active-bg-color);
		--button-border-color: var(--button-active-border-color);
	}

	&:disabled {
		--button-bg-color: var(--button-match-bg-color);
		--button-border-color: var(--button-match-border-color);
		cursor: revert;
		color: currentcolor;
	}

	@supports not (corner-shape: squircle) {
		border-radius: 7cqmin;
	}
}

/* Card highlight effect */
.card::before {
	content: "";
	position: absolute;
	inset: 0;
	border-radius: inherit;
	corner-shape: inherit;
	box-shadow: inset 0 0 4cqmin 3cqmin var(--button-match-shine-color);
	opacity: 0;
}

.content {
	position: relative;
	margin: auto;
	pointer-events: none;
	user-select: none;
	transform: translateZ(0);
}

.prop {
	position: relative;
	transition: opacity 200ms 500ms var(--ease-out);
}

.face {
	display: inline-block;
	font-size: 1.25em;
}

.mask {
	display: inline-block;
	font-size: 1.8em;
}

.hand {
	--opacity-duration: 60ms;
	display: inline-block;
	opacity: 0;
	transform: scale(0.5);
	transition: transform 0s var(--opacity-duration) var(--ease-out),
		opacity var(--opacity-duration) var(--ease-out);
}

.card:is(:hover, :focus-visible, [aria-pressed="true"]) .hand {
	opacity: 1;
	transform: scale(1);
	transition: transform 200ms var(--ease-out), opacity 0s;
}

/* -------- Alien -------- */
.alien-mask {
	position: absolute;
	top: 100%;
	left: 50%;
	translate: -50% 0;
	transform-origin: bottom left;
	transition: rotate 500ms var(--ease-out);
}

.alien-mask .mask {
	position: absolute;
	bottom: 100%;
	translate: -25% 10%;
}

.alien-mask .hand {
	position: relative;
}

.card[aria-pressed="true"] .alien-mask {
	rotate: 45deg;
	transition-duration: 300ms;
}

/* -------- Clown -------- */
.clown-mask {
	display: flex;
	position: absolute;
	bottom: 0;
	left: 50%;
	translate: -50% 15%;
	transition: translate 300ms var(--ease-out);
}

.clown-mask .hand {
	--offset: 92%;
	--rotate: 10deg;
	position: absolute;
	top: 60%;
	translate: 0 -50%;

	&:first-child {
		right: var(--offset);
		rotate: calc(var(--rotate) * -1);
	}

	&:last-child {
		left: var(--offset);
		rotate: var(--rotate);
	}
}

.card[aria-pressed="true"] .clown-mask {
	translate: -50% -55%;
	transition-duration: 300ms;
	transition-timing-function: var(--ease-in-back);
}

/* -------- Cow -------- */
.cow-mask {
	position: absolute;
	bottom: 0;
	left: 0;
	translate: -50% -80%;
	transform-origin: bottom right;
	transition: 400ms var(--ease-out);
	transition-property: translate, rotate;
}

.cow-mask .mask {
	position: absolute;
	top: 30%;
	translate: 12% 0;
}

.cow-mask .hand {
	position: relative;
	rotate: -10deg;
}

.card[aria-pressed="true"] .cow-mask {
	rotate: -15deg;
	translate: -80% -190%;
	transition-duration: 200ms;
}

/* -------- Disguise -------- */
.disguise-mask {
	display: flex;
	position: absolute;
	bottom: 0;
	left: 50%;
	translate: -50% 15%;
	transition: 300ms var(--ease-out);
	transition-property: translate, rotate;
	transition-origin: bottom left;
}

.disguise-mask .hand {
	--offset: 92%;
	--rotate: 10deg;
	position: absolute;
	top: 60%;
	translate: 0 -50%;

	&:first-child {
		right: var(--offset);
		rotate: calc(var(--rotate) * -1);
	}

	&:last-child {
		left: var(--offset);
		rotate: var(--rotate);
	}
}

.card[aria-pressed="true"] .disguise-mask {
	translate: 10% 80%;
	rotate: 25deg;
	transition-duration: 300ms;
	transition-timing-function: var(--ease-in-back);
}

/* -------- Dragon -------- */
.dragon-mask {
	position: absolute;
	top: 100%;
	left: 50%;
	translate: -50% 0;
	transform-origin: bottom right;
	transition: rotate 500ms var(--ease-out);
}

.dragon-mask .mask {
	position: absolute;
	bottom: 80%;
	left: -40%;
}

.dragon-mask .hand {
	position: relative;
	translate: 55% -10%;
	rotate: -30deg;
	scale: -1 1;
}

.card[aria-pressed="true"] .dragon-mask {
	rotate: -45deg;
	transition-duration: 300ms;
}

/* -------- Eye -------- */
.eye-mask {
	position: absolute;
	top: 80%;
	left: 50%;
	translate: -50% 0;
	transform-origin: bottom left;
	transition: 400ms var(--ease-out);
	transition-property: translate, rotate;
}

.eye-mask .mask {
	position: absolute;
	bottom: 0;
	translate: -25% -40%;
}

.eye-mask .hand {
	position: relative;
	translate: 100% -80%;
	rotate: 5deg;
}

.card[aria-pressed="true"] .eye-mask {
	rotate: 15deg;
	translate: 5% -90%;
	transition-duration: 200ms;
}

/* -------- Fox -------- */
.fox-mask {
	position: absolute;
	top: 100%;
	left: 50%;
	translate: -50% 0;
	transform-origin: bottom right;
	transition: 500ms var(--ease-out);
	transition-property: translate, rotate;
}

.fox-mask .mask {
	position: absolute;
	bottom: 80%;
	left: -40%;
}

.fox-mask .hand {
	position: relative;
}

.card[aria-pressed="true"] .fox-mask {
	rotate: 15deg;
	translate: 0 100%;
	transition-duration: 300ms;
}

/* -------- Frog -------- */
.frog-mask {
	position: absolute;
	top: 0;
	left: 50%;
	translate: -50% -25%;
	transform-origin: bottom left;
	transition: rotate 500ms var(--ease-out);
}

.frog-mask .mask {
	position: absolute;
	bottom: 0;
	left: 0;
	translate: -24% -30%;
}

.frog-mask .hand {
	position: relative;
	translate: -75% 0;
	rotate: 30deg;
}

.card[aria-pressed="true"] .frog-mask {
	rotate: -45deg;
	transition-duration: 300ms;
}

/* -------- Ogre -------- */
.ogre-mask {
	display: flex;
	position: absolute;
	bottom: 0;
	left: 50%;
	translate: -50% 15%;
	transition: translate 300ms var(--ease-out);
}

.ogre-mask .hand {
	--offset: 90%;
	--rotate: -10deg;
	position: absolute;
	top: 40%;
	translate: 0 -50%;

	&:first-child {
		right: var(--offset);
		rotate: calc(var(--rotate) * -1);
	}

	&:last-child {
		left: var(--offset);
		rotate: var(--rotate);
	}
}

.card[aria-pressed="true"] .ogre-mask {
	translate: -50% -60%;
	transition-duration: 300ms;
	transition-timing-function: var(--ease-in-back);
}

/* -------- Pumpkin -------- */
.pumpkin-mask {
	position: absolute;
	bottom: 0;
	left: 50%;
	translate: -50% 10%;
	transform-origin: bottom right;
	transition: 400ms var(--ease-out);
	transition-property: rotate, translate;
}

.pumpkin-mask .hand {
	position: absolute;
	bottom: 60%;
	left: 40%;
	scale: -1 1;
	rotate: 35deg;
}

.card[aria-pressed="true"] .pumpkin-mask {
	rotate: 25deg;
	translate: -35% -35%;
	transition-duration: 250ms;
}

/* -------- Robot -------- */
.robot-mask {
	position: absolute;
	bottom: 0;
	left: 0;
	translate: -16% 10%;
	transform-origin: bottom left;
	transition: 400ms var(--ease-out);
	transition-property: rotate, translate;
}

.robot-mask .hand {
	position: absolute;
	bottom: 70%;
	left: 8%;
	rotate: -15deg;
}

.card[aria-pressed="true"] .robot-mask {
	rotate: -25deg;
	translate: -10% -40%;
	transition-duration: 250ms;
}

/* -------- Skull -------- */
.skull-mask {
	position: absolute;
	top: 0;
	left: 50%;
	translate: -51% -20%;
	transform-origin: bottom left;
	transition: 400ms var(--ease-out);
	transition-property: translate, rotate;
}

.skull-mask .mask {
	position: absolute;
	bottom: 60%;
	left: -40%;
}

.skull-mask .hand {
	position: relative;
	translate: 50% -40%;
	rotate: 15deg;
}

.card[aria-pressed="true"] .skull-mask {
	rotate: 15deg;
	translate: 25%;
	transition-duration: 200ms;
}

/* Card match state */
.card.is-matched {
	--duration: 1.2s;
	--delay: 50ms;
	animation: card-pop-up var(--duration) var(--delay) forwards,
		z-position 1s forwards;

	&::before {
		animation: match-shine calc(var(--duration) / 1.5) var(--delay) var(--ease-out) forwards;
	}

	.face,
	.prop {
		animation: pop-up var(--duration) var(--delay) forwards;
	}

	.face {
		--scale: 1;
	}

	.prop {
		--scale: 0.4;
		opacity: 0;
	}
}

/* Loading state */
.board.is-loading {
	cursor: wait;

	.card {
		opacity: 0;
		pointer-events: none;
		animation: load-card-scale-up 1.2s calc(var(--i, 1) * 0.033s) var(--ease-elastic) forwards,
			load-card-fade-in 400ms calc(var(--i, 1) * 0.033s) var(--ease-out) forwards;
	}
}

/* Waiting state */
.board.is-waiting {
	--shake-offset: 1%;
	pointer-events: none;

	.card:not([aria-pressed="true"]) {
		opacity: 0.25;
		transition-duration: 200ms;
	}

	.card[aria-pressed="true"]:not(.is-matched) {
		animation: shake 200ms 300ms ease infinite;
		transition-origin: bottom center;
	}
}

/* Completed state */
.board.is-complete {
	pointer-events: none;

	.card,
	.face {
		animation: 1.5s calc(var(--i) * 0.1s + 800ms) infinite;
	}

	.card {
		overflow: visible;
		animation-name: card-jump;
	}

	.face {
		animation-name: face-jump;
	}
}

/* Animation keyframes */
@keyframes shake {
	25% {
		translate: calc(var(--shake-offset) * -1);
	}

	75% {
		translate: var(--shake-offset);
	}
}

@keyframes z-position {

	0%,
	99% {
		z-index: 1;
	}

	100% {
		z-index: 0;
	}
}

@keyframes card-pop-up {
	0% {
		animation-timing-function: ease-out;
	}

	10%,
	40% {
		scale: 1.5;
		/* prettier-ignore */
		animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
	}

	100% {
		scale: 1;
	}
}

@keyframes pop-up {
	0% {
		animation-timing-function: ease-out;
	}

	25%,
	50% {
		scale: 1.2;
		/* prettier-ignore */
		animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
	}

	100% {
		scale: var(--scale);
	}
}

@keyframes card-jump {
	0% {
		animation-timing-function: ease;
	}

	10% {
		translate: 0 -5%;
		/* prettier-ignore */
		animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
	}

	75% {
		translate: 0 0;
	}
}

@keyframes face-jump {
	0% {
		animation-timing-function: ease;
	}

	15% {
		translate: 0 -120%;
		scale: 1.2;
		/* prettier-ignore */
		animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
	}

	60% {
		scale: 1;
	}

	75% {
		translate: 0 0;
	}
}

@keyframes match-shine {

	0%,
	25% {
		opacity: 1;
	}

	to {
		opacity: 0;
		scale: 2;
	}
}

@keyframes marquee-drift {
	from {
		translate: 0 2%;
	}

	to {
		translate: 0 -5%;
	}
}

@keyframes marquee-reveal {

	0%,
	80% {
		scale: 1;
	}

	100% {
		scale: 0.98;
	}

	0%,
	100% {
		opacity: 0;
	}

	10%,
	80% {
		opacity: 1;
	}
}

@keyframes marquee-mask-position {

	30%,
	100% {
		mask-position: 0% center;
	}
}

@keyframes load-card-scale-up {
	from {
		scale: 0.9;
	}

	to {
		scale: 1;
	}
}

@keyframes load-card-fade-in {
	from {
		opacity: 0;
	}

	to {
		opacity: 1;
	}
}