/*
 * Tetris Game – Plugin-Stylesheet
 * Alle Regeln sind ausschließlich innerhalb von .tetris-game-container
 * gekapselt, um Konflikte mit dem aktiven WordPress-Theme zu vermeiden.
 * Es wird bewusst keine eigene Schriftart geladen: font-family wird
 * konsequent vom Theme geerbt (inherit).
 */

.tetris-game-container {
	--tg-bg: #ffffff;
	--tg-surface: #f7f8fa;
	--tg-border: #e2e5ea;
	--tg-text: #1f2328;
	--tg-text-muted: #6b7280;
	--tg-accent: #2563eb;
	--tg-accent-contrast: #ffffff;
	--tg-danger: #dc2626;
	--tg-radius: 10px;
	--tg-gap: 16px;

	box-sizing: border-box;
	background: var(--tg-bg);
	color: var(--tg-text);
	border: 1px solid var(--tg-border);
	border-radius: var(--tg-radius);
	padding: var(--tg-gap);
	max-width: 640px;
	width: 100%;
	margin: 0 auto;
	font-family: inherit;
	line-height: 1.5;
	-webkit-text-size-adjust: 100%;
}

.tetris-game-container * ,
.tetris-game-container *::before,
.tetris-game-container *::after {
	box-sizing: border-box;
	font-family: inherit;
}

/* -------------------------------------------------- */
/* Header                                              */
/* -------------------------------------------------- */

.tetris-game-container .tg-header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--tg-gap);
	margin-bottom: var(--tg-gap);
	padding-bottom: var(--tg-gap);
	border-bottom: 1px solid var(--tg-border);
}

.tetris-game-container .tg-title {
	margin: 0;
	font-size: 1.25em;
	font-weight: 600;
	line-height: 1.2;
	color: var(--tg-text);
}

/* -------------------------------------------------- */
/* Layout                                              */
/* -------------------------------------------------- */

.tetris-game-container .tg-layout {
	display: flex;
	flex-wrap: wrap;
	gap: var(--tg-gap);
	align-items: flex-start;
}

.tetris-game-container .tg-board-wrap {
	flex: 0 0 auto;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--tg-gap);
}

.tetris-game-container .tg-side {
	flex: 1 1 200px;
	min-width: 180px;
	display: flex;
	flex-direction: column;
	gap: var(--tg-gap);
}

/* -------------------------------------------------- */
/* Spielfeld                                           */
/* -------------------------------------------------- */

.tetris-game-container .tg-board-frame {
	position: relative;
	background: var(--tg-surface);
	border: 1px solid var(--tg-border);
	border-radius: var(--tg-radius);
	padding: 6px;
	line-height: 0;
}

.tetris-game-container .tg-board {
	display: block;
	width: 100%;
	max-width: 260px;
	height: auto;
	aspect-ratio: 1 / 2;
	border-radius: 6px;
	background: #ffffff;
}

.tetris-game-container .tg-overlay {
	position: absolute;
	inset: 6px;
	display: flex;
	align-items: center;
	justify-content: center;
	background: rgba(255, 255, 255, 0.92);
	border-radius: 6px;
	padding: var(--tg-gap);
	text-align: center;
}

.tetris-game-container .tg-overlay[hidden] {
	display: none;
}

.tetris-game-container .tg-overlay-card {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
	max-width: 220px;
}

.tetris-game-container .tg-overlay-title {
	margin: 0;
	font-size: 1.1em;
	font-weight: 600;
}

.tetris-game-container .tg-overlay-subtitle {
	margin: 0 0 6px 0;
	font-size: 0.9em;
	color: var(--tg-text-muted);
}

/* -------------------------------------------------- */
/* Nächster Block / Statistik-Panels                   */
/* -------------------------------------------------- */

.tetris-game-container .tg-panel {
	background: var(--tg-surface);
	border: 1px solid var(--tg-border);
	border-radius: var(--tg-radius);
	padding: 12px;
}

.tetris-game-container .tg-panel-title {
	margin: 0 0 8px 0;
	font-size: 0.85em;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.03em;
	color: var(--tg-text-muted);
}

.tetris-game-container .tg-next {
	display: block;
	width: 72px;
	height: 72px;
	margin: 0 auto;
	background: #ffffff;
	border: 1px solid var(--tg-border);
	border-radius: 6px;
}

.tetris-game-container .tg-stats {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.tetris-game-container .tg-stat {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	padding-bottom: 8px;
	border-bottom: 1px solid var(--tg-border);
}

.tetris-game-container .tg-stat:last-child {
	padding-bottom: 0;
	border-bottom: none;
}

.tetris-game-container .tg-stat-label {
	font-size: 0.9em;
	color: var(--tg-text-muted);
}

.tetris-game-container .tg-stat-value {
	font-size: 1em;
	font-weight: 600;
	font-variant-numeric: tabular-nums;
}

/* -------------------------------------------------- */
/* Buttons                                             */
/* -------------------------------------------------- */

.tetris-game-container .tg-actions {
	display: flex;
	flex-direction: column;
	gap: 8px;
}

.tetris-game-container .tg-btn {
	appearance: none;
	-webkit-appearance: none;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	width: 100%;
	padding: 10px 14px;
	font-size: 0.95em;
	font-weight: 500;
	line-height: 1.2;
	color: var(--tg-text);
	background: #ffffff;
	border: 1px solid var(--tg-border);
	border-radius: 8px;
	cursor: pointer;
	transition: background-color 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}

.tetris-game-container .tg-btn:hover:not(:disabled) {
	background: var(--tg-surface);
	border-color: #c9ced6;
}

.tetris-game-container .tg-btn:focus-visible {
	outline: 2px solid var(--tg-accent);
	outline-offset: 2px;
}

.tetris-game-container .tg-btn:disabled {
	opacity: 0.5;
	cursor: not-allowed;
}

.tetris-game-container .tg-btn--primary {
	background: var(--tg-accent);
	border-color: var(--tg-accent);
	color: var(--tg-accent-contrast);
}

.tetris-game-container .tg-btn--primary:hover:not(:disabled) {
	background: #1d4ed8;
	border-color: #1d4ed8;
}

.tetris-game-container .tg-btn--icon {
	width: auto;
	padding: 8px 10px;
}

.tetris-game-container .tg-hint {
	margin: 0;
	font-size: 0.82em;
	color: var(--tg-text-muted);
	text-align: center;
}

.tetris-game-container .tg-visually-hidden {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

/* -------------------------------------------------- */
/* Mobile Steuerkreuz                                  */
/* -------------------------------------------------- */

.tetris-game-container .tg-mobile-controls {
	display: none;
	flex-direction: column;
	gap: 8px;
	width: 100%;
	max-width: 260px;
}

.tetris-game-container .tg-mobile-row {
	display: flex;
	gap: 8px;
	justify-content: center;
}

.tetris-game-container .tg-pad-btn {
	appearance: none;
	-webkit-appearance: none;
	flex: 1 1 0;
	min-height: 44px;
	font-size: 1.1em;
	color: var(--tg-text);
	background: var(--tg-surface);
	border: 1px solid var(--tg-border);
	border-radius: 8px;
	cursor: pointer;
	touch-action: manipulation;
}

.tetris-game-container .tg-pad-btn:active {
	background: #eceff3;
}

/* -------------------------------------------------- */
/* Responsive                                           */
/* -------------------------------------------------- */

@media (max-width: 560px) {
	.tetris-game-container {
		padding: 12px;
		border-radius: 8px;
	}

	.tetris-game-container .tg-layout {
		flex-direction: column;
		align-items: center;
	}

	.tetris-game-container .tg-side {
		width: 100%;
		max-width: 260px;
	}

	.tetris-game-container .tg-mobile-controls {
		display: flex;
	}
}

@media (hover: none) and (pointer: coarse) {
	.tetris-game-container .tg-mobile-controls {
		display: flex;
	}
}

@media (prefers-reduced-motion: reduce) {
	.tetris-game-container .tg-btn,
	.tetris-game-container .tg-pad-btn {
		transition: none;
	}
}