/* Reset and base styles */
* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

html, body {
	width: 100%;
	height: 100%;
	overflow: hidden; /* Prevent body scroll */
	position: fixed; /* Lock body position */
}

body {
	font-family: var(--font-family);
	line-height: var(--line-height-normal);
	color: var(--color-text-primary);
	background-color: var(--color-bg-secondary);
	display: flex;
	flex-direction: column;
}

/* ============================================
   ACCESSIBILITY UTILITIES
   ============================================ */

/* Skip to main content link */
.skip-link {
	position: absolute;
	top: -100px;
	left: 0;
	background: var(--color-primary);
	color: var(--color-text-inverse);
	padding: var(--space-sm) var(--space-lg);
	text-decoration: none;
	font-weight: var(--font-weight-semibold);
	z-index: var(--z-toast);
	border-radius: 0 0 var(--border-radius-base) 0;
	transition: top var(--duration-medium) var(--easing-standard);
}

.skip-link:focus {
	top: 0;
	outline: var(--border-width-thick) solid var(--color-text-inverse);
	outline-offset: 2px;
}

/* Visually hidden but accessible to screen readers */
.visually-hidden {
	position: absolute;
	width: 1px;
	height: 1px;
	margin: -1px;
	padding: 0;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

/* Focus visible styles for keyboard navigation */
*:focus-visible {
	outline: var(--border-width-thick) solid var(--color-primary);
	outline-offset: 2px;
}

/* Main content area - account for header height */
main {
	flex: 1;
	height: calc(100vh - var(--header-height));
	overflow-y: auto;
	overflow-x: hidden;
}

.container {
	max-width: var(--container-max-width);
	margin: 0 auto;
	padding: var(--space-lg);
	width: 100%;
}

/* ============================================
   HOME PAGE SPECIFIC STYLES
   ============================================ */

.home-welcome {
	text-align: center;
	margin-bottom: var(--space-xl);
}

.home-tagline {
	font-size: var(--font-size-xl);
	color: var(--color-text-secondary);
	margin-top: var(--space-sm);
}

/* ============================================
   GENERAL STYLES
   ============================================ */

/* Game list styles */
.game-list {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: var(--space-lg);
	margin-top: var(--space-xl);
}

.game-card {
	background: var(--color-bg-primary);
	border-radius: var(--border-radius-lg);
	padding: var(--space-lg);
	box-shadow: var(--shadow-base);
	text-align: center;
	transition: transform var(--duration-normal) var(--easing-standard);
}

.game-card:hover {
	transform: translateY(-5px);
}

.game-card h2,
.game-card h3 {
	margin-bottom: var(--space-sm);
	color: var(--color-bg-dark);
}

.game-card p {
	margin-bottom: var(--space-md);
	color: var(--color-text-muted);
}

.btn {
	display: inline-block;
	background-color: var(--color-primary);
	color: var(--color-text-inverse);
	padding: var(--space-button-padding-y) var(--space-button-padding-x);
	border-radius: var(--border-radius-base);
	text-decoration: none;
	font-weight: var(--font-weight-bold);
	transition: background-color var(--duration-normal) var(--easing-standard);
	border: none;
	cursor: pointer;
}

.btn:hover {
	background-color: var(--color-primary-dark);
}

.btn:focus-visible {
	outline: var(--border-width-thick) solid var(--color-primary);
	outline-offset: 2px;
}

/* Form styles */
.form-group {
	margin-bottom: var(--space-md);
}

.form-group label {
	display: block;
	margin-bottom: var(--space-xs);
	font-weight: var(--font-weight-bold);
}

.form-group input,
.form-group select {
	width: 100%;
	padding: var(--space-input-padding);
	border: var(--border-width) solid var(--color-border-medium);
	border-radius: var(--border-radius-base);
	font-size: var(--font-size-base);
}

.secondary {
	background-color: var(--color-card-default);
}

.secondary:hover {
	background-color: var(--color-text-muted);
}

/* Loading indicator styles */
.loading-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.7);
	display: none;
	justify-content: center;
	align-items: center;
	z-index: var(--z-overlay);
	flex-direction: column;
}

.loading-content {
	text-align: center;
	color: var(--color-text-inverse);
}

.loading-spinner {
	width: 50px;
	height: 50px;
	border: 5px solid var(--color-bg-secondary);
	border-top: 5px solid var(--color-primary);
	border-radius: var(--border-radius-full);
	animation: spin 1s linear infinite;
	margin: 0 auto var(--space-md);
}

@keyframes spin {
	0% { transform: rotate(0deg); }
	100% { transform: rotate(360deg); }
}

/* Flash Messages */
.flash-message {
	padding: var(--space-md) var(--space-lg);
	margin-bottom: var(--space-lg);
	border-radius: var(--border-radius-base);
	font-weight: var(--font-weight-medium);
	animation: slideDown var(--duration-medium) var(--easing-enter);
}

.flash-error {
	background-color: var(--color-error-bg);
	color: var(--color-error-text);
	border: var(--border-width) solid var(--color-error-border);
}

.flash-success {
	background-color: var(--color-success-bg);
	color: var(--color-success-text);
	border: var(--border-width) solid var(--color-success-border);
}

@keyframes slideDown {
	from {
		opacity: 0;
		transform: translateY(-10px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* Join Room Section */
.join-room-section {
	background-color: var(--color-bg-tertiary);
	padding: var(--space-lg);
	border-radius: var(--border-radius-lg);
	margin-bottom: var(--space-xl);
	border: var(--border-width-thick) solid var(--color-border-light);
}

.join-room-section h2 {
	margin-top: 0;
	color: var(--color-text-primary);
	font-size: var(--font-size-2xl);
}

.join-room-section p {
	color: var(--color-text-secondary);
	margin-bottom: var(--space-md);
}

.join-room-form {
	display: flex;
	gap: var(--space-sm);
	max-width: 400px;
}

.join-room-form input {
	flex: 1;
	padding: 0.75rem;
	font-size: var(--font-size-xl);
	text-align: center;
	text-transform: uppercase;
	border: var(--border-width-thick) solid var(--color-border-medium);
	border-radius: var(--border-radius-base);
	font-family: var(--font-family-mono);
	letter-spacing: var(--letter-spacing-room-code);
}

.join-room-form input:focus {
	outline: none;
	border-color: var(--color-success-darker);
}

.join-room-form button {
	white-space: nowrap;
}

/* Connection Status Indicators */
.status-indicator {
	display: inline-block;
	width: 10px;
	height: 10px;
	border-radius: var(--border-radius-full);
	margin-right: 6px;
	vertical-align: middle;
	transition: background-color var(--duration-medium) var(--easing-standard);
	flex-shrink: 0;
}

.status-connected {
	background-color: var(--color-success-darker);
	box-shadow: 0 0 4px rgba(76, 175, 80, 0.5);
}

.status-idle {
	background-color: var(--color-card-neutral);
	box-shadow: 0 0 4px rgba(255, 193, 7, 0.5);
}

.status-disconnected {
	background-color: var(--color-error);
	box-shadow: 0 0 4px rgba(244, 67, 54, 0.5);
	animation: pulse-red 2s ease-in-out infinite;
}

@keyframes pulse-red {
	0%, 100% {
		opacity: 1;
	}
	50% {
		opacity: 0.5;
	}
}

/* Hidden class for toggling indicators */
.connection-indicators-hidden .status-indicator {
	display: none;
}

/* Responsive adjustments */
@media (max-width: 768px) {
	main {
		height: calc(100vh - var(--header-height-mobile));
	}
}

@media (max-width: 600px) {
	.container {
		padding: var(--space-sm);
	}

	.game-list {
		grid-template-columns: 1fr;
	}
}

@media (max-height: 600px) {
	.container {
		padding: var(--space-sm);
	}
}