body {
	--berke-admin-bar-offset: 0px;
}

body.admin-bar {
	--berke-admin-bar-offset: 32px;
}

.berke-site-header {
	position: sticky;
	z-index: 9999;
	top: var(--berke-admin-bar-offset);
	overflow: visible;
	background: rgba(255, 255, 255, 0.97);
	border-bottom: 1px solid var(--berke-color-border);
	backdrop-filter: blur(14px);
	-webkit-backdrop-filter: blur(14px);
}

.berke-site-header__inner {
	position: relative;
	display: grid;
	grid-template-columns: minmax(10rem, 13rem) minmax(0, 1fr) auto;
	align-items: center;
	min-height: 6rem;
	gap: 1.25rem;
}

.berke-site-branding {
	display: flex;
	align-items: center;
	min-width: 0;
}

.berke-site-branding__link,
.berke-site-branding__logo,
.berke-site-branding__logo .custom-logo-link {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
}

.berke-site-branding__logo img {
	display: block;
	width: auto;
	height: auto;
	max-width: 12.5rem;
	max-height: 4.25rem;
	object-fit: contain;
}

.berke-site-branding__name {
	color: var(--berke-color-primary-900);
	font-size: 1.8rem;
	font-weight: 800;
	line-height: 1;
}

.berke-site-branding__tagline {
	margin-inline-start: 0.65rem;
	color: var(--berke-color-muted);
	font-size: 0.78rem;
	line-height: 1.45;
}

.berke-menu-toggle {
	display: none;
	align-items: center;
	justify-content: center;
	gap: 0.55rem;
	min-height: 2.8rem;
	padding: 0.55rem 0.9rem;
	background: var(--berke-color-white);
	border: 1px solid var(--berke-color-border);
	border-radius: var(--berke-radius-pill);
	cursor: pointer;
}

.berke-menu-toggle__icon {
	display: grid;
	gap: 0.25rem;
	width: 1.25rem;
}

.berke-menu-toggle__icon span {
	display: block;
	width: 100%;
	height: 2px;
	background: currentColor;
	border-radius: var(--berke-radius-pill);
	transition:
		transform var(--berke-transition),
		opacity var(--berke-transition);
}

.berke-menu-toggle[aria-expanded="true"] .berke-menu-toggle__icon span:nth-child(1) {
	transform: translateY(6px) rotate(45deg);
}

.berke-menu-toggle[aria-expanded="true"] .berke-menu-toggle__icon span:nth-child(2) {
	opacity: 0;
}

.berke-menu-toggle[aria-expanded="true"] .berke-menu-toggle__icon span:nth-child(3) {
	transform: translateY(-6px) rotate(-45deg);
}

.berke-primary-navigation {
	min-width: 0;
}

.berke-menu,
.berke-menu ul {
	padding: 0;
	margin: 0;
	list-style: none;
}

.berke-menu {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.25rem;
}

.berke-menu > li {
	position: relative;
}

.berke-menu > li > a,
.berke-mega-menu__trigger {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 3rem;
	padding: 0.55rem 0.9rem;
	color: var(--berke-color-text);
	font: inherit;
	font-weight: 600;
	line-height: 1.4;
	text-decoration: none;
	white-space: nowrap;
	background: transparent;
	border: 0;
	border-radius: 0.75rem;
	cursor: pointer;
	transition:
		color var(--berke-transition),
		background var(--berke-transition);
}

.berke-menu > li > a:hover,
.berke-menu > li > a:focus-visible,
.berke-menu .current-menu-item > a,
.berke-mega-menu__trigger:hover,
.berke-mega-menu__trigger:focus-visible,
.berke-mega-menu__trigger[aria-expanded="true"] {
	color: var(--berke-color-primary-700);
	background: var(--berke-color-surface);
}

.berke-mega-menu__trigger {
	gap: 0.55rem;
}

.berke-mega-menu__trigger-icon {
	width: 0.45rem;
	height: 0.45rem;
	border-inline-end: 1.5px solid currentColor;
	border-bottom: 1.5px solid currentColor;
	transform: translateY(-0.15rem) rotate(45deg);
	transition: transform var(--berke-transition);
}

.berke-mega-menu__trigger[aria-expanded="true"] .berke-mega-menu__trigger-icon {
	transform: translateY(0.1rem) rotate(225deg);
}

.berke-header-cta {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 3rem;
	padding: 0.65rem 1.25rem;
	color: var(--berke-color-white);
	font-weight: 800;
	text-decoration: none;
	white-space: nowrap;
	background: var(--berke-color-primary-700);
	border: 1px solid var(--berke-color-primary-700);
	border-radius: var(--berke-radius-pill);
	transition:
		background var(--berke-transition),
		transform var(--berke-transition);
}

.berke-header-cta:hover,
.berke-header-cta:focus-visible {
	color: var(--berke-color-white);
	background: var(--berke-color-primary-900);
	transform: translateY(-1px);
}

.berke-mobile-cta {
	display: none;
}

/* Mega menu: physical left/transform is intentional to avoid RTL logical-axis drift. */
.berke-mega-menu {
	position: static !important;
}

.berke-mega-menu__panel {
	position: absolute;
	z-index: 20;
	top: calc(100% + 0.75rem);
	left: 50%;
	right: auto;
	display: block;
	width: min(70rem, calc(100vw - 2rem));
	max-height: calc(100vh - 8rem);
	padding: 1rem;
	overflow: auto;
	visibility: hidden;
	opacity: 0;
	background: var(--berke-color-white);
	border: 1px solid var(--berke-color-border);
	border-radius: 1.25rem;
	box-shadow: 0 1.5rem 4rem rgba(7, 59, 71, 0.18);
	transform: translateX(-50%) translateY(0.5rem);
	transition:
		opacity var(--berke-transition),
		transform var(--berke-transition),
		visibility var(--berke-transition);
}

.berke-mega-menu__panel.is-open,
.berke-mega-menu:hover > .berke-mega-menu__panel,
.berke-mega-menu:focus-within > .berke-mega-menu__panel {
	visibility: visible;
	opacity: 1;
	transform: translateX(-50%) translateY(0);
}

.berke-mega-menu__grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 0.9rem;
}

.berke-mega-menu__column {
	min-width: 0;
	padding: 1.1rem;
	background: var(--berke-color-surface);
	border: 1px solid var(--berke-color-border);
	border-radius: 1rem;
}

.berke-mega-menu__title {
	margin: 0;
	color: var(--berke-color-primary-900);
	font-size: 1.05rem;
	line-height: 1.55;
}

.berke-mega-menu__description {
	margin: 0.4rem 0 0.85rem;
	color: var(--berke-color-muted);
	font-size: 0.82rem;
	line-height: 1.75;
}

.berke-mega-menu__list {
	display: grid;
	gap: 0.2rem;
	padding: 0;
	margin: 0;
	list-style: none;
}

.berke-mega-menu__list a {
	position: relative;
	display: flex;
	align-items: center;
	min-height: 2.55rem;
	padding: 0.45rem 1.05rem 0.45rem 0.55rem;
	color: var(--berke-color-text);
	font-size: 0.92rem;
	text-decoration: none;
	border-radius: 0.65rem;
}

.berke-mega-menu__list a::before {
	content: "";
	position: absolute;
	top: 50%;
	inset-inline-start: 0.25rem;
	width: 0.35rem;
	height: 0.35rem;
	background: var(--berke-color-accent-500);
	border-radius: 50%;
	transform: translateY(-50%);
}

.berke-mega-menu__list a:hover,
.berke-mega-menu__list a:focus-visible,
.berke-mega-menu__list .current-menu-item > a {
	color: var(--berke-color-primary-700);
	background: var(--berke-color-white);
}

@media (max-width: 63.999rem) {
	.berke-site-header__inner {
		grid-template-columns: minmax(0, 1fr) auto;
		min-height: 5.25rem;
		gap: 0.75rem;
	}

	.berke-site-branding__logo img {
		max-width: 10rem;
		max-height: 3.75rem;
	}

	.berke-site-branding__tagline,
	.berke-header-cta {
		display: none;
	}

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

	.berke-primary-navigation {
		grid-column: 1 / -1;
		padding-block-end: 1rem;
	}

	.berke-js .berke-primary-navigation:not(.is-open) {
		display: none;
	}

	.berke-menu {
		display: grid;
		gap: 0.25rem;
	}

	.berke-menu > li > a,
	.berke-mega-menu__trigger {
		width: 100%;
		justify-content: space-between;
		min-height: 3rem;
		padding-inline: 0.8rem;
	}

	.berke-mega-menu__panel {
		position: static;
		width: auto;
		max-height: none;
		padding: 0.75rem;
		margin-block-start: 0.35rem;
		visibility: visible;
		opacity: 1;
		box-shadow: none;
		transform: none;
		display: none;
	}

	.berke-mega-menu__panel.is-open {
		display: block;
		transform: none;
	}

	.berke-mega-menu:hover > .berke-mega-menu__panel {
		display: none;
	}

	.berke-mega-menu:hover > .berke-mega-menu__panel.is-open {
		display: block;
	}

	.berke-mega-menu__grid {
		grid-template-columns: 1fr;
		gap: 0.65rem;
	}

	.berke-mega-menu__column {
		padding: 0.85rem;
	}

	.berke-mobile-cta {
		display: flex;
		align-items: center;
		justify-content: center;
		min-height: 3rem;
		margin-block-start: 0.75rem;
		padding: 0.65rem 1rem;
		color: var(--berke-color-white);
		font-weight: 800;
		text-decoration: none;
		background: var(--berke-color-primary-700);
		border-radius: var(--berke-radius-pill);
	}
}

@media (max-width: 782px) {
	body.admin-bar {
		--berke-admin-bar-offset: 46px;
	}
}

@media (prefers-reduced-motion: reduce) {
	.berke-menu-toggle__icon span,
	.berke-mega-menu__trigger-icon,
	.berke-mega-menu__panel,
	.berke-header-cta {
		transition: none;
	}
}