/* Tetris Theme Tokens */
.tetris {
	--tetris-canvas-bg: var(--tc-background);
	--tetris-grid: var(--tc-border);
	--tetris-block: var(--tc-text);
	--tetris-board-width: 100%;
	--tetris-next-size: 64px;
	--tetris-hud-width: 140px;
}

/* Tetris Layout */
.tetris {
	margin: var(--tc-space-md) 0;
	display: grid;
	justify-items: center;
	gap: 1rem;
	font-family: var(--tc-font-sans);
	color: var(--tc-text);
	-webkit-user-select: none;
	user-select: none;
	-webkit-touch-callout: none;
}

.tetris,
.tetris * {
	box-sizing: border-box;
	-webkit-user-select: none;
	user-select: none;
	-webkit-touch-callout: none;
}

/* CRT Frame */
.tetris .crt {
	width: 100%;
	max-width: 100%;
	position: relative;
	color: var(--tc-text);
}

.tetris .bezel {
	background: var(--tc-halftone-400);
	border-radius: 0;
	padding: 2rem;
	border: 1px solid transparent;
	outline: 1px solid var(--tc-border);
	outline-offset: 4px;
	background-position: 4px 4px;
}

.tetris .wrap {
	text-align: center;
}

/* Tetris Logo */
.tetris-logo {
	margin: 0 0 2rem;
	letter-spacing: 0.4rem;
	font-weight: 700;
	font-size: 1.25rem;
	color: var(--tc-text);
}

.tetris .bezel .tetris-logo,
.tetris .bezel cite {
	color: var(--tc-text);
}

/* Game Panel */
.tetris .panel {
	background: var(--tc-background);
	border-radius: 0;
	padding: 2.25rem 2rem 2rem 2rem;
	border: 1px solid var(--tc-border);
	outline: 4px solid var(--tc-background);
	outline-offset: 0;
	position: relative;
	overflow: hidden;
}

/* Scanlines */
.tetris .scanlines {
	position: relative;
	width: 100%;
	max-width: 100%;
	margin: 0 auto;
	border-radius: 0;
	padding: 1rem;
	border: 1px solid var(--tc-border);
	overflow: visible;
	justify-self: stretch;
	aspect-ratio: 1 / 1;
}

.tetris .scanlines::before {
	content: "\f111";
	font: var(--fa-font-sharp-regular);
	position: absolute;
	left: -1.5rem;
	top: 50%;
	width: 1rem;
	height: 1rem;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 1rem;
	line-height: 1;
	color: currentColor;
	pointer-events: none;
	transform: translateY(-50%);
	z-index: 2;
}

.tetris .panel[data-state="paused"] .scanlines::before {
	content: "\e0ca";
	font: var(--fa-font-sharp-solid);
	font-size: 1rem;
}

.tetris .panel[data-state="running"] .scanlines::before {
	content: "\e0c9";
	font: var(--fa-font-sharp-solid);
	font-size: 1rem;
}

.tetris .scanlines::after {
	content: '';
	position: absolute;
	inset: 0;
	pointer-events: none;
	border-radius: inherit;
	background: repeating-linear-gradient(
		to bottom,
		currentColor 0px,
		currentColor 1px,
		transparent 2px,
	transparent 4px
	);
	opacity: 0.06;
}

html[data-theme="dark"] .tetris .scanlines::after {
	opacity: 0.12;
}

@media (prefers-color-scheme: dark) {
	html:not([data-theme]) .tetris .scanlines::after {
		opacity: 0.12;
	}
}

.tetris .scanlines > * {
	position: relative;
	z-index: 1;
}

.tetris .canvas-wrap {
	position: relative;
	width: 100%;
	max-width: 100%;
	margin: 0;
	border-radius: 0;
	overflow: visible;
	flex: 1 1 auto;
	height: 100%;
}

/* HUD */
.tetris .game-layout {
	display: flex;
	gap: 1rem;
	align-items: flex-start;
	width: 100%;
	height: 100%;
}

.tetris #hud {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 1rem;
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	flex: 0 0 auto;
	justify-self: start;
	text-align: right;
}

.tetris cite {
	margin-bottom: 0;
}

.tetris .led {
	font-family: var(--tc-font-mono);
	letter-spacing: 0.08rem;
	font-size: 0.875rem;
	text-transform: uppercase;
	display: inline-flex;
	align-items: flex-end;
	gap: 0.5rem;
}

.tetris .led--stack {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 0.5rem;
}

.tetris #next {
	width: 100%;
	max-width: var(--tetris-next-size);
	height: auto;
	aspect-ratio: 1 / 1;
	display: block;
	border: 1px solid var(--tc-border);
	background: transparent;
}

#status {
	margin-top: 0.75rem;
	font-size: 0.875rem;
}

/* Game Canvas */
.tetris canvas#game {
	width: 100%;
	height: 100%;
	max-width: none;
	display: block;
	margin: 0 auto;
	background: transparent;
	border: 1px solid var(--tc-border);
	image-rendering: pixelated;
	position: relative;
	z-index: 0;
}

.tetris,
.tetris * {
	caret-color: transparent;
}

/* Controls */
.tetris .controls {
	margin-top: 0.75rem;
	display: flex;
	gap: 2rem;
	justify-content: center;
	flex-wrap: wrap;
	align-items: center;
}

.tetris .controls + .controls {
	margin-top: 2rem;
}

.tetris .controls--keys {
	width: min(520px, 100%);
	display: flex;
	justify-content: center;
	align-items: center;
	padding: 0;
	box-sizing: border-box;
	gap: 2rem;
}

.tetris .controls--touch {
	width: 100%;
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, var(--tetris-hud-width));
	padding: 0;
	box-sizing: border-box;
	column-gap: 1rem;
	row-gap: 2rem;
	align-items: end;
}

.tetris .controls--touch .btn {
	width: 100%;
	touch-action: none;
}

.tetris .controls--keys .btn {
	width: auto;
	touch-action: none;
}

.tetris .controls--keys .touch-key {
	border-radius: 4rem;
	min-height: 2.25rem;
	padding: 0.125rem 1rem;
	font-size: 0.875rem;
	text-transform: uppercase;
}

.tetris .touch-control {
	display: flex;
	flex-direction: column;
	align-items: center;
	width: 100%;
}

.tetris .touch-label {
	margin-top: 0.5rem;
	font-size: 0.875rem;
	text-transform: uppercase;
	font-style: normal;
}

.tetris .touch-key {
	min-width: 3rem;
	min-height: 3rem;
	display: inline-flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	padding: 0.25rem;
	box-sizing: border-box;
	text-align: center;
	white-space: nowrap;
	flex-shrink: 0;
	gap: 0.125rem;
	align-self: center;
	margin: 0;
	background: var(--tc-background);
	border: 1px solid var(--tc-border);
	border-bottom: 3px solid var(--tc-border);
	border-radius: 0.5rem;
	color: var(--tc-text);
	font-weight: 400;
	transition: background-color 0.15s ease, border-bottom-width 0.15s ease, transform 0.1s ease;
}

.tetris .touch-key--text {
	min-width: 5.5rem;
	letter-spacing: 0.05rem;
	text-transform: uppercase;
	font-size: 0.875rem;
}

.tetris .touch-key--icon {
	min-width: 4rem;
	min-height: 4rem;
	font-size: 0.95rem;
}

.tetris .touch-control--dpad {
	align-items: flex-start;
	justify-self: start;
	width: 100%;
	align-self: end;
}

.tetris .dpad {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	grid-template-rows: repeat(2, minmax(0, 1fr));
	gap: 1rem;
	width: max-content;
}

.tetris .controls--touch .dpad .touch-key {
	width: 4rem;
}

.tetris .dpad-key {
	min-width: 4rem;
	min-height: 4rem;
	border-radius: 0.4rem;
}

.tetris .dpad-key--up {
	grid-column: 2;
	grid-row: 1;
}

.tetris .dpad-key--left {
	grid-column: 1;
	grid-row: 2;
}

.tetris .dpad-key--right {
	grid-column: 3;
	grid-row: 2;
}

.tetris .dpad-key--down {
	grid-column: 2;
	grid-row: 2;
}

.tetris .touch-control--actions {
	align-items: flex-end;
	justify-self: end;
	width: auto;
	align-self: end;
}

.tetris .touch-action-row {
	display: flex;
	align-items: flex-end;
	gap: 1rem;
	flex-wrap: nowrap;
	justify-content: flex-end;
}

.tetris .touch-action-row .touch-key {
	width: 4rem;
}

.tetris .touch-key .tetris-icon {
	font: var(--fa-font-sharp-solid);
	line-height: 1;
	display: inline-flex;
	align-items: center;
	justify-content: center;
}

.tetris .tetris-icon--left::before {
	content: "\f355";
}

.tetris .tetris-icon--right::before {
	content: "\f356";
}

.tetris .tetris-icon--up::before {
	content: "\f062";
}

.tetris .tetris-icon--down::before {
	content: "\f063";
}

.tetris .tetris-icon--rotate-ccw::before,
.tetris .tetris-icon--rotate-cw::before {
	content: "\f021";
}

.tetris .tetris-icon--rotate-ccw {
	transform: scaleX(-1);
}

.tetris .tetris-icon--rotate::before {
	content: "\f021";
}

.tetris .touch-key::after {
	content: none;
}

.tetris .touch-key:hover,
.tetris .touch-key:active,
.tetris .touch-key.is-pressed {
	background: var(--tc-halftone-300);
	border-bottom-width: 1px;
	transform: translateY(2px);
}

.tetris .touch-key:focus,
.tetris .touch-key:focus-visible {
	color: var(--tc-text);
	border-color: var(--tc-border);
	outline: 1px solid var(--tc-border);
	outline-offset: 2px;
}

.tetris .touch-key:focus:not(:focus-visible) {
	outline: none;
}

.tetris .instructions {
	margin: 2rem 0 0;
	width: 100%;
	text-align: left;
}

@media (max-width: 480px) {
	.tetris .bezel {
		padding: 1rem;
	}

	.tetris-logo {
		margin-bottom: 1rem;
	}

	.tetris #hud {
		flex-direction: column;
		align-items: flex-start;
	}

	.tetris .led--stack {
		align-items: flex-start;
	}

	.tetris .controls--keys .touch-key {
		font-size: 0.875rem;
	}

	.tetris {
		--tetris-next-size: 56px;
	}
}

@media (max-width: 640px) {
	.tetris .game-layout {
		grid-template-columns: minmax(0, 1fr);
		justify-items: center;
	}

	.tetris .canvas-wrap,
	.tetris #hud {
		justify-self: center;
	}

	.tetris .controls--touch {
		grid-template-columns: minmax(0, 1fr);
		justify-items: center;
	}

	.tetris .touch-control--actions {
		justify-self: center;
	}
}