.site-header,
.site-footer {
	border-color: var(--bl-border);
	color: var(--bl-color-secondary);
}

.site-header {
	border-bottom: 1px solid var(--bl-border);
	background: rgba(255, 255, 255, 0.94);
	position: sticky;
	top: 0;
	z-index: 20;
}

.site-header__inner {
	align-items: center;
	display: flex;
	gap: 48px;
	justify-content: flex-start;
	min-height: 72px;
}

.site-branding {
	flex: 0 0 auto;
}

.site-title {
	color: var(--bl-color-primary);
	display: inline-flex;
	font-size: 18px;
	font-weight: 700;
	line-height: 1;
	text-decoration: none;
}

.site-navigation {
	display: flex;
	flex: 1 1 auto;
	justify-content: flex-end;
}

.site-navigation__menu {
	align-items: center;
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	justify-content: flex-end;
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-navigation__menu li {
	align-items: center;
	display: flex;
	margin: 0;
}

.site-navigation__menu a {
	border-radius: var(--bl-radius-sm);
	color: var(--bl-color-primary);
	align-items: center;
	display: inline-flex;
	font-weight: 600;
	min-height: 44px;
	line-height: 1;
	padding: 0 14px;
	position: relative;
	text-decoration: none;
	transition:
		background-color var(--bl-transition),
		color var(--bl-transition);
}

.site-navigation__menu .current-menu-item > a,
.site-navigation__menu .current_page_item > a,
.site-navigation__menu a[aria-current="page"] {
	background: rgba(37, 99, 235, 0.04);
	box-shadow: none;
	color: var(--bl-color-primary);
	font-weight: 700;
}

.site-navigation__menu .current-menu-item > a::after,
.site-navigation__menu .current_page_item > a::after,
.site-navigation__menu a[aria-current="page"]::after {
	background: var(--bl-color-accent);
	border-radius: 999px;
	bottom: 6px;
	content: "";
	height: 2px;
	left: 14px;
	position: absolute;
	right: 14px;
}

.site-navigation__menu a:hover,
.site-navigation__menu a:focus {
	background: rgba(37, 99, 235, 0.12);
	color: var(--bl-color-primary);
}

.site-navigation__menu .current-menu-item > a:hover,
.site-navigation__menu .current-menu-item > a:focus,
.site-navigation__menu .current_page_item > a:hover,
.site-navigation__menu .current_page_item > a:focus,
.site-navigation__menu a[aria-current="page"]:hover,
.site-navigation__menu a[aria-current="page"]:focus {
	background: rgba(37, 99, 235, 0.12);
	color: var(--bl-color-primary);
}

.admin-bar .site-header {
	top: 32px;
}

.site-main {
	padding: 64px 0;
}

.home .site-main,
.front-page .site-main {
	padding: 0;
}

.front-page-intro,
.content-list {
	max-width: 760px;
}

.content-list__item + .content-list__item {
	margin-top: 40px;
}

.page-placeholder {
	max-width: 760px;
}

.page-placeholder__header h1 {
	margin-bottom: 24px;
}

.page-placeholder__content {
	max-width: 680px;
}

.page-placeholder__eyebrow {
	color: var(--bl-color-primary);
	font-size: 1.125rem;
	font-weight: 700;
	margin-bottom: 12px;
}

.page-placeholder__content p:last-child {
	margin-bottom: 0;
}


.site-footer {
	border-top: 1px solid var(--bl-border);
	padding: 24px 0;
}

.site-footer p {
	margin: 0;
}

@media (max-width: 960px) {
	.bl-grid-3,
	.bl-grid-4 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 640px) {
	.admin-bar .site-header {
		top: 46px;
	}

	.site-header__inner {
		align-items: flex-start;
		flex-direction: column;
		gap: 12px;
		padding-bottom: 16px;
		padding-top: 16px;
	}

	.site-navigation {
		justify-content: flex-start;
		width: 100%;
	}

	.site-navigation__menu {
		justify-content: flex-start;
	}

	.site-main {
		padding: 40px 0;
	}
}

/* Definitive site header. */
.site-header {
	background: var(--color-surface);
	background: color-mix(in srgb, var(--color-surface) 94%, transparent);
	backdrop-filter: blur(14px);
	border-bottom: 1px solid var(--color-border);
	box-shadow: 0 1px 0 rgba(17, 24, 39, 0.03);
	position: sticky;
	top: 0;
	z-index: 100;
}

.site-header__inner {
	align-items: center;
	display: grid;
	gap: 24px;
	grid-template-columns: auto minmax(0, 1fr) auto;
	min-height: 76px;
}

.site-branding {
	align-items: center;
	display: flex;
	min-width: max-content;
}

.site-branding .custom-logo-link {
	display: inline-flex;
}

.site-branding .custom-logo {
	max-height: 40px;
	width: auto;
}

.site-title {
	color: var(--color-text);
	display: inline-flex;
	font-family: var(--font-family-heading);
	font-size: 1.125rem;
	font-weight: 700;
	line-height: 1;
	text-decoration: none;
}

.site-title:hover,
.site-title:focus {
	color: var(--color-accent);
}

.site-navigation {
	display: flex;
	justify-content: center;
	min-width: 0;
}

.site-navigation__menu {
	align-items: center;
	display: flex;
	flex-wrap: nowrap;
	gap: 6px;
	justify-content: center;
	list-style: none;
	margin: 0;
	padding: 0;
	white-space: nowrap;
}

.site-navigation__menu li {
	align-items: center;
	display: flex;
	margin: 0;
}

.site-navigation__menu a {
	align-items: center;
	border-radius: var(--radius-sm);
	color: var(--color-text);
	display: inline-flex;
	font-size: 0.98rem;
	font-weight: 600;
	line-height: 1;
	min-height: 42px;
	padding: 0 12px;
	position: relative;
	text-decoration: none;
	transition:
		background-color var(--transition-normal),
		color var(--transition-normal);
}

.site-navigation__menu a:hover,
.site-navigation__menu a:focus {
	background: var(--color-accent-soft);
	color: var(--color-text);
}

.site-navigation__menu .current-menu-item > a,
.site-navigation__menu .current-menu-ancestor > a,
.site-navigation__menu .current-menu-parent > a,
.site-navigation__menu .current_page_item > a,
.site-navigation__menu a[aria-current="page"] {
	background: var(--color-accent-soft);
	color: var(--color-text);
	font-weight: 700;
}

.site-navigation__menu .current-menu-item > a::after,
.site-navigation__menu .current-menu-ancestor > a::after,
.site-navigation__menu .current-menu-parent > a::after,
.site-navigation__menu .current_page_item > a::after,
.site-navigation__menu a[aria-current="page"]::after {
	background: var(--color-accent);
	border-radius: 999px;
	bottom: 6px;
	content: "";
	height: 2px;
	left: 12px;
	position: absolute;
	right: 12px;
}

.site-navigation__item,
.site-navigation__menu .menu-item-has-children {
	position: relative;
}

.site-navigation__submenu-toggle {
	align-items: center;
	background: transparent;
	border: 0;
	border-radius: var(--radius-sm);
	color: var(--color-text);
	cursor: pointer;
	display: inline-flex;
	font: inherit;
	font-size: 0.98rem;
	font-weight: 600;
	line-height: 1;
	min-height: 42px;
	padding: 0 30px 0 12px;
	position: relative;
	transition:
		background-color var(--transition-normal),
		color var(--transition-normal);
}

.site-navigation__submenu-toggle::before {
	border-bottom: 1.5px solid currentColor;
	border-right: 1.5px solid currentColor;
	content: "";
	height: 6px;
	opacity: 0.72;
	position: absolute;
	right: 13px;
	top: 50%;
	transform: translateY(-65%) rotate(45deg);
	transition: transform var(--transition-normal);
	width: 6px;
}

.site-navigation__submenu-toggle:hover,
.site-navigation__submenu-toggle:focus {
	background: var(--color-accent-soft);
	color: var(--color-text);
}

.site-navigation__menu .current-menu-ancestor > .site-navigation__submenu-toggle {
	background: var(--color-accent-soft);
	color: var(--color-text);
	font-weight: 700;
}

.site-navigation__menu .current-menu-ancestor > .site-navigation__submenu-toggle::after {
	background: var(--color-accent);
	border-radius: 999px;
	bottom: 6px;
	content: "";
	height: 2px;
	left: 12px;
	position: absolute;
	right: 12px;
}

.site-navigation__submenu,
.site-navigation__menu .sub-menu {
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-md);
	display: grid;
	gap: 4px;
	left: 0;
	list-style: none;
	margin: 0;
	min-width: 240px;
	opacity: 0;
	padding: 8px;
	pointer-events: none;
	position: absolute;
	top: 100%;
	transform: translateY(-4px);
	transition:
		opacity var(--transition-normal),
		transform var(--transition-normal),
		visibility var(--transition-normal);
	visibility: hidden;
	z-index: 30;
}

.site-navigation__menu .menu-item-has-children:hover > .site-navigation__submenu,
.site-navigation__menu .menu-item-has-children:hover > .sub-menu,
.site-navigation__menu .menu-item-has-children:focus-within > .site-navigation__submenu,
.site-navigation__menu .menu-item-has-children:focus-within > .sub-menu,
.site-navigation__menu .menu-item-has-children.is-submenu-open > .site-navigation__submenu,
.site-navigation__menu .menu-item-has-children.is-submenu-open > .sub-menu {
	opacity: 1;
	pointer-events: auto;
	transform: translateY(0);
	visibility: visible;
}

.site-navigation__menu .menu-item-has-children:hover > .site-navigation__submenu-toggle::before,
.site-navigation__menu .menu-item-has-children:focus-within > .site-navigation__submenu-toggle::before,
.site-navigation__menu .menu-item-has-children.is-submenu-open > .site-navigation__submenu-toggle::before {
	transform: translateY(-35%) rotate(225deg);
}

.site-navigation__submenu li,
.site-navigation__menu .sub-menu li {
	display: block;
}

.site-navigation__submenu a,
.site-navigation__menu .sub-menu a {
	font-size: 0.94rem;
	justify-content: flex-start;
	min-height: 38px;
	padding: 0 10px;
	width: fit-content;
}

.site-header__actions {
	align-items: center;
	display: flex;
	gap: 10px;
	justify-content: flex-end;
}

.theme-toggle,
.menu-toggle {
	align-items: center;
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-sm);
	color: var(--color-text);
	cursor: pointer;
	display: inline-flex;
	height: 40px;
	justify-content: center;
	padding: 0;
	transition:
		background-color var(--transition-normal),
		border-color var(--transition-normal),
		color var(--transition-normal);
	width: 40px;
}

.menu-toggle:hover,
.menu-toggle:focus {
	background: var(--color-accent-soft);
	border-color: var(--color-accent);
}

.theme-toggle {
	background: transparent;
	border: 0;
	border-radius: 999px;
	height: 36px;
	padding: 0;
	position: relative;
	width: 70px;
}

.theme-toggle:hover,
.theme-toggle:focus {
	background: transparent;
}

.theme-toggle:focus-visible {
	outline: 3px solid var(--color-accent);
	outline-offset: 3px;
}

.theme-toggle__track {
	background: var(--color-surface);
	border: 2px solid var(--color-text);
	border-radius: 999px;
	box-shadow: inset 0 0 0 1px rgba(17, 24, 39, 0.08);
	display: block;
	height: 100%;
	overflow: hidden;
	position: relative;
	width: 100%;
}

.theme-toggle__thumb {
	align-items: center;
	background: linear-gradient(180deg, #4b5563 0%, #111827 100%);
	border-radius: 999px;
	box-shadow: 0 2px 5px rgba(17, 24, 39, 0.22);
	color: #ffffff;
	display: inline-flex;
	height: 26px;
	justify-content: center;
	left: 4px;
	overflow: hidden;
	position: absolute;
	top: 3px;
	transition:
		background-color var(--transition-normal),
		box-shadow var(--transition-normal),
		color var(--transition-normal),
		transform var(--transition-normal);
	width: 26px;
	z-index: 2;
}

.theme-toggle__thumb-icon {
	height: 17px;
	position: absolute;
	transition: opacity var(--transition-normal);
	width: 17px;
}

.theme-toggle__thumb-icon--light {
	opacity: 1;
}

.theme-toggle__thumb-icon--dark {
	opacity: 0;
}

.theme-toggle__icon {
	display: none;
}

[data-theme="dark"] .theme-toggle__track {
	background: var(--color-surface-muted);
	border-color: var(--color-text);
}

[data-theme="dark"] .theme-toggle__thumb {
	background: #ffffff;
	box-shadow: 0 2px 7px rgba(0, 0, 0, 0.36);
	color: #09111f;
	transform: translateX(30px);
}

[data-theme="dark"] .theme-toggle__thumb-icon--light {
	opacity: 0;
}

[data-theme="dark"] .theme-toggle__thumb-icon--dark {
	opacity: 1;
}

.menu-toggle {
	display: none;
	flex-direction: column;
	gap: 4px;
}

.menu-toggle__bar {
	background: currentColor;
	border-radius: 999px;
	display: block;
	height: 2px;
	width: 18px;
}

.menu-open {
	overflow: hidden;
}

.admin-bar .site-header {
	top: 32px;
}

@media (max-width: 1120px) {
	.site-header__inner {
		gap: 18px;
	}

	.site-navigation__menu a {
		font-size: 0.94rem;
		padding-inline: 10px;
	}
}

@media (max-width: 1040px) {
	.site-header__inner {
		grid-template-columns: 1fr auto;
		min-height: 68px;
	}

	.site-navigation {
		background: var(--color-surface);
		border-bottom: 1px solid var(--color-border);
		box-shadow: var(--shadow-md);
		display: none;
		grid-column: 1 / -1;
		inset-inline: 0;
		padding: 14px var(--container-padding) 18px;
		position: absolute;
		top: 100%;
		width: 100%;
	}

	.site-navigation.is-open {
		display: grid;
		gap: 14px;
	}

	.site-navigation__menu {
		align-items: stretch;
		display: grid;
		gap: 6px;
		white-space: normal;
	}

	.site-navigation__menu li {
		display: block;
	}

	.site-navigation__menu a {
		justify-content: flex-start;
		min-height: 46px;
		width: 100%;
	}

	.site-navigation__submenu-toggle {
		justify-content: flex-start;
		min-height: 46px;
		width: 100%;
	}

	.site-navigation__submenu,
	.site-navigation__menu .sub-menu {
		background: transparent;
		border: 0;
		box-shadow: none;
		display: none;
		gap: 4px;
		min-width: 0;
		opacity: 1;
		padding: 2px 0 2px 14px;
		pointer-events: auto;
		position: static;
		transform: none;
		transition: none;
		visibility: visible;
	}

	.site-navigation__menu .menu-item-has-children.is-submenu-open > .site-navigation__submenu,
	.site-navigation__menu .menu-item-has-children.is-submenu-open > .sub-menu,
	.site-navigation__menu .menu-item-has-children:focus-within > .site-navigation__submenu,
	.site-navigation__menu .menu-item-has-children:focus-within > .sub-menu {
		display: grid;
	}

	.site-navigation__submenu a,
	.site-navigation__menu .sub-menu a {
		min-height: 42px;
		padding-inline: 12px;
		width: 100%;
	}

	.menu-toggle {
		display: inline-flex;
	}

	.admin-bar .site-header {
		top: 46px;
	}
}