/* ===================================================================
   4. LAYOUT COMPONENTS
================================================================== */

/* Site header */
.site-header {
	position: sticky;
	top: 0;
	z-index: 10;
	--scroll-progress: 0;
	isolation: isolate;
	background: var(--bg);
	border-bottom: 2px solid transparent;
}

.site-header::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: -2px;
	height: 2px;
	z-index: 2;
	background: linear-gradient(90deg,
			var(--nav-red),
			var(--nav-orange),
			var(--nav-yellow),
			var(--nav-green),
			var(--nav-aqua),
			var(--nav-blue),
			var(--nav-purple));
	transform: scaleX(var(--scroll-progress));
	transform-origin: left;
	will-change: transform;
	pointer-events: none;
}

.site-header-inner {
	max-width: 70rem;
	margin: 0 auto;
	padding: 0.75rem 1rem;
	display: flex;
	flex-wrap: nowrap;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem 1rem;
}

/* Navigation */
nav.site-nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
	gap: 0.25rem 1rem;
}

nav.site-nav li {
	margin: 0;
	padding: 0;
}

/* Enhanced navigation animations */
nav.site-nav a {
	--nav-underline: #cc241d;
	/* fallback */
	--nav-underline: var(--nav-red);
	position: relative;
	text-decoration: none;
	padding-bottom: 0.2rem;
	color: #3c3836;
	/* fallback */
	color: var(--fg);
	font-family: 'Public Sans', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
	transition: color 140ms ease;
	will-change: transform;
}

nav.site-nav a i {
	transition: transform 200ms ease;
	display: inline-block;
	will-change: transform;
}

nav.site-nav a:visited {
	color: var(--fg);
}

nav.site-nav a:hover {
	color: var(--nav-underline);
}

nav.site-nav a:hover i {
	transform: rotate(-10deg) scale(1.1);
}

nav.site-nav a i {
	margin-right: 0.2rem;
}

/* Navigation rainbow colors */
nav.site-nav li:nth-child(7n + 1) a {
	--nav-underline: #cc241d;
	/* fallback */
	--nav-underline: var(--nav-red);
}

nav.site-nav li:nth-child(7n + 2) a {
	--nav-underline: #d65d0e;
	/* fallback */
	--nav-underline: var(--nav-orange);
}

nav.site-nav li:nth-child(7n + 3) a {
	--nav-underline: #d79921;
	/* fallback */
	--nav-underline: var(--nav-yellow);
}

nav.site-nav li:nth-child(7n + 4) a {
	--nav-underline: #98971a;
	/* fallback */
	--nav-underline: var(--nav-green);
}

nav.site-nav li:nth-child(7n + 5) a {
	--nav-underline: #689d6a;
	/* fallback */
	--nav-underline: var(--nav-aqua);
}

nav.site-nav li:nth-child(7n + 6) a {
	--nav-underline: #458588;
	/* fallback */
	--nav-underline: var(--nav-blue);
}

nav.site-nav li:nth-child(7n + 7) a {
	--nav-underline: #b16286;
	/* fallback */
	--nav-underline: var(--nav-purple);
}

nav.site-nav a::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0;
	height: 2px;
	background: var(--nav-underline);
	transform: scaleX(1);
	transform-origin: left;
	transition: transform 140ms ease;
}

nav.site-nav a:hover::after,
nav.site-nav a:focus-visible::after {
	transform: scaleX(1);
}

/* Main layout */
.site-layout {
	max-width: 70rem;
	margin: 0 auto;
	padding: 1rem;
	display: flex;
	/* fallback for older browsers */
	flex-wrap: wrap;
}

.site-layout>.content {
	flex: 7;
	min-width: 300px;
}

.site-layout>.sidebar {
	flex: 3;
	min-width: 200px;
}

@supports (display: grid) {
	.site-layout {
		display: grid;
		grid-template-columns: 7fr 3fr;
		gap: 2rem;
	}

	.site-layout>.content,
	.site-layout>.sidebar {
		flex: none;
		min-width: 0;
	}
}

.content {
	min-width: 0;
}

@media (min-width: 769px) {
	.content {
		padding-left: 2rem;
	}
}

/* Sidebar */
.sidebar .module {
	border: 1px solid #7c6f64;
	/* fallback */
	border: 1px solid var(--border);
	border-radius: 12px;
	background: #f2e5bc;
	/* fallback */
	background: var(--panel);
	padding: 1rem;
	margin-bottom: 1rem;
}

.sidebar .module h2 {
	margin: 0 0 0.75rem;
	font-size: 1rem;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: #3c3836;
	/* fallback */
	color: var(--fg);
}

.sidebar .module-badges h2 {
	margin-bottom: 0.35rem;
}

.sidebar .module-badges .badges-grid {
	margin-top: 0;
}

.sidebar ul {
	margin: 0;
	padding-left: 1.25rem;
}

.sidebar ul li {
	margin: 0.15rem 0;
	line-height: 1.3;
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.sidebar ul li i {
	color: #cc241d;
	/* fallback */
	color: var(--accent-primary);
	font-size: 1rem;
	width: 1.25rem;
	text-align: center;
}

.sidebar a {
	display: inline-block;
	padding: 0.25rem 0;
	color: #cc241d;
	/* fallback */
	color: var(--link);
	text-decoration: underline;
}

/* Remove vertical padding from links in the first module (about section) */
.sidebar .module:first-child a {
	padding: 0;
}

.sidebar a:hover {
	color: #9d0006;
	/* fallback */
	color: var(--link-hover);
}

/* Webring Normalization */
.webrings .webring-item {
	margin: 0.5rem 0;
	padding: 0.5rem;
	border: 1px solid var(--border);
	border-radius: 6px;
	background: var(--bg-alt);
	text-align: center;
}

.webrings .webring-item:first-child {
	margin-top: 0;
}

.webrings .webring-item h3 {
	font-size: 0.75rem;
	margin: 0 0 0.35rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.webrings .webring-item h3 a {
	text-decoration: none;
	color: var(--fg);
}

.webrings .webring-item h3 a:hover {
	color: var(--link);
	text-decoration: underline;
}

.webrings .webring-nav {
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 0.35rem;
	flex-wrap: wrap;
	font-size: 0.75rem;
}

.webrings .webring-nav a {
	display: inline;
	padding: 0;
	white-space: nowrap;
}

.webrings .webring-nav .separator {
	color: var(--muted);
	user-select: none;
}