/* ---------------------------------------------------------------------------
 * Header: topbalk, hoofdmenu met megamenu (desktop, vanaf 1200px) en
 * drill-down menu met hamburger (mobiel). Maten uit het Figma-ontwerp:
 * balk 164px (topbalk 40 + hoofdrij 124), logo-kaart 204x164, paneel 1163x430.
 * ------------------------------------------------------------------------- */

.site-header {
	position: relative;
	z-index: 100;
	background: var(--c-donkerblauw);
	color: var(--c-wit);
}

.site-header a {
	text-decoration: none;
}

/* --------------------------------------------------------------------------
 * Topbalk (alleen desktop): servicelinks rechts, deellijn eronder.
 * ------------------------------------------------------------------------ */

.site-header__topbalk .wrapper {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: flex-end;
	height: 40px;
}

.site-header__topbalk .wrapper::after {
	content: "";
	position: absolute;
	inset: auto var(--gutter) 0;
	height: 1px;
	background: color-mix(in srgb, var(--c-grijs-3) 25%, transparent);
}

.site-header__servicelinks {
	display: flex;
	gap: 23px;
}

.site-header__servicelink {
	font-size: var(--fs-s);
	font-weight: 500;
	line-height: normal;
	color: var(--c-wit);
	transition: color var(--dur-kort) var(--ease-out);
}

.site-header__servicelink:hover {
	color: var(--c-blauw);
}

/* --------------------------------------------------------------------------
 * Hoofdrij: logo-kaart links (steekt onder de topbalk uit), menu en
 * CTA-knoppen rechts.
 * ------------------------------------------------------------------------ */

.site-header__rij {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: 53px;
	height: 124px;
}

.site-header__logo {
	position: absolute;
	top: -40px;
	left: var(--gutter);
	z-index: 5;
	display: block;
	width: 204px;
	height: 164px;
	background: var(--c-wit);
	border-radius: 0 0 var(--radius-sectie) var(--radius-sectie);
}

.site-header__logobeeld {
	width: 119px;
	height: auto;
	margin: 31px 0 0 49px;
}

.site-header__nav {
	margin-left: auto;
	align-self: stretch;
	display: flex;
}

.hoofdmenu {
	list-style: none;
	display: flex;
	align-items: stretch;
	gap: 39px;
}

.hoofdmenu__item {
	display: flex;
	align-items: center;
}

.hoofdmenu__link,
.hoofdmenu__knop {
	display: inline-flex;
	align-items: center;
	gap: 13px;
	padding: 0;
	border: 0;
	background: none;
	font-family: var(--font-base);
	font-size: 16px;
	font-weight: 500;
	line-height: normal;
	color: var(--c-wit);
	cursor: pointer;
	transition: color var(--dur-kort) var(--ease-out);
}

.hoofdmenu__link:hover,
.hoofdmenu__knop:hover {
	color: var(--c-blauw);
}

.hoofdmenu__pijl {
	display: inline-flex;
}

.hoofdmenu__pijl svg {
	display: block;
	transition: transform var(--dur-kort) var(--ease-out);
}

.site-header__ctas {
	display: flex;
	align-items: center;
	gap: 25px;
}

/* --------------------------------------------------------------------------
 * Megamenu-paneel: rechts uitgelijnd op de wrapper, opent met subtiele
 * fade/slide. Open op hover, focus (toetsenbord) of .is-open (JS/test).
 * ------------------------------------------------------------------------ */

.megamenu {
	position: absolute;
	top: calc(100% - 23px);
	right: var(--gutter);
	z-index: 40;
	width: min(1163px, calc(100% - 2 * var(--gutter)));
	min-height: 430px;
	border-radius: var(--radius-sectie);
	background: linear-gradient(109.79deg, #152733 0.3%, #1e3646 101.53%); /* paneelgradient uit Figma, geen token */
	box-shadow: 5px 5px 25px 0 rgb(0 0 0 / 50%);
	opacity: 0;
	visibility: hidden;
	transform: translateY(-12px);
	pointer-events: none;
	transition:
		opacity var(--dur-kort) var(--ease-out),
		transform var(--dur-kort) var(--ease-out),
		visibility 0s linear var(--dur-kort);
}

.hoofdmenu__item--megamenu:hover > .megamenu,
.hoofdmenu__item--megamenu:focus-within > .megamenu,
.hoofdmenu__item--megamenu.is-open > .megamenu {
	opacity: 1;
	visibility: visible;
	transform: none;
	pointer-events: auto;
	transition-delay: 0s;
}

.hoofdmenu__item--megamenu:hover .hoofdmenu__pijl svg,
.hoofdmenu__item--megamenu:focus-within .hoofdmenu__pijl svg,
.hoofdmenu__item--megamenu.is-open .hoofdmenu__pijl svg {
	transform: rotate(180deg);
}

.megamenu__tabs {
	position: absolute;
	top: 62px;
	left: 73px;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 21px;
	width: 300px;
}

.megamenu__tab {
	padding: 0;
	border: 0;
	background: none;
	font-family: var(--font-base);
	font-size: 22px;
	font-weight: 700;
	line-height: 24px;
	text-align: left;
	color: var(--c-wit);
	cursor: pointer;
	transition: color var(--dur-kort) var(--ease-out);
}

.megamenu__tab:hover,
.megamenu__tab:focus-visible,
.megamenu__tab.is-actief {
	color: var(--c-blauw);
}

.megamenu__panelen {
	position: absolute;
	top: 62px;
	left: 410px;
	right: 40px;
}

.megamenu__paneel {
	display: none;
	gap: 61px;
}

.megamenu__paneel.is-actief {
	display: flex;
	animation: megamenu-paneel-fade var(--dur-kort) var(--ease-out);
}

@keyframes megamenu-paneel-fade {
	from {
		opacity: 0;
		transform: translateY(6px);
	}

	to {
		opacity: 1;
		transform: none;
	}
}

.megamenu__kolom {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: 18px;
	width: 320px;
}

.megamenu__link {
	font-size: 16px;
	line-height: 26px;
	color: var(--c-grijs-3);
	transition: color var(--dur-kort) var(--ease-out);
}

.megamenu__link:hover {
	color: var(--c-wit);
}

/* --------------------------------------------------------------------------
 * Hamburger: drie streepjes die naar een kruis animeren.
 * ------------------------------------------------------------------------ */

.site-header__burger {
	display: none;
	padding: 8px;
	margin-right: -8px;
	border: 0;
	background: none;
	cursor: pointer;
}

.burger {
	position: relative;
	display: block;
	width: 30px;
	height: 24px;
}

.burger span {
	position: absolute;
	left: 0;
	width: 100%;
	height: 3.5px;
	border-radius: 2px;
	background: var(--c-wit);
	transition:
		top var(--dur-kort) var(--ease-out),
		transform var(--dur-kort) var(--ease-out),
		opacity var(--dur-kort) var(--ease-out);
}

.burger span:nth-child(1) { top: 0; }
.burger span:nth-child(2) { top: 10.25px; }
.burger span:nth-child(3) { top: 20.5px; }

body.menu-open .burger span:nth-child(1) {
	top: 10.25px;
	transform: rotate(45deg);
}

body.menu-open .burger span:nth-child(2) {
	opacity: 0;
	transform: scaleX(0);
}

body.menu-open .burger span:nth-child(3) {
	top: 10.25px;
	transform: rotate(-45deg);
}

/* --------------------------------------------------------------------------
 * Mobiel menu: overlay op donkerblauw met drill-down panelen.
 * ------------------------------------------------------------------------ */

.mobiel-menu {
	position: fixed;
	inset: 0;
	z-index: 80;
	background: var(--c-donkerblauw);
	overflow: hidden;
	opacity: 0;
	visibility: hidden;
	transition:
		opacity 300ms var(--ease-out),
		visibility 0s linear 300ms;
}

body.menu-open {
	overflow: hidden;
}

body.menu-open .site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
}

body.menu-open .mobiel-menu {
	opacity: 1;
	visibility: visible;
	transition-delay: 0s;
}

.mobiel-menu__paneel {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	padding: 140px var(--gutter) 28px;
	overflow-y: auto;
	transform: translateX(100%);
	transition: transform 350ms var(--ease-out);
}

.mobiel-menu__paneel--sub {
	padding-top: 126px;
}

.mobiel-menu__paneel.is-actief {
	transform: none;
}

.mobiel-menu__paneel.is-weg {
	transform: translateX(-100%);
}

.mobiel-menu__lijst {
	list-style: none;
	display: flex;
	flex-direction: column;
	align-items: stretch;
	gap: 35px;
}

.mobiel-menu__knop,
.mobiel-menu__schakel {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 13px;
	width: 100%;
	padding: 0;
	border: 0;
	background: none;
	font-family: var(--font-base);
	font-size: 20px;
	font-weight: 500;
	line-height: 22px;
	text-align: left;
	color: var(--c-wit);
	cursor: pointer;
}

.mobiel-menu__pijl {
	display: inline-flex;
	flex-shrink: 0;
}

.mobiel-menu__pijl svg {
	display: block;
	width: 13px;
	height: 13px;
	transform: rotate(-90deg);
}

.mobiel-menu__terug {
	display: inline-flex;
	align-items: center;
	gap: 9px;
	align-self: flex-start;
	margin: 0 0 36px;
	padding: 0;
	border: 0;
	background: none;
	font-family: var(--font-base);
	font-size: 16px;
	font-weight: 500;
	line-height: normal;
	color: var(--c-wit);
	cursor: pointer;
}

.mobiel-menu__terug svg {
	display: block;
}

.mobiel-menu__ctas {
	display: flex;
	flex-direction: column;
	gap: 14px;
	margin-top: auto;
	padding-top: 40px;
}

.mobiel-menu__ctas .knop {
	width: 100%;
}

/* --------------------------------------------------------------------------
 * Onder 1200px: hamburger en overlay, desktopmenu verborgen.
 * Maten uit het mobiele ontwerp (390): balk 78, kaart 114x90, logo 71.
 * ------------------------------------------------------------------------ */

@media (min-width: 1200px) {
	.mobiel-menu {
		display: none;
	}
}

@media (max-width: 1199px) {
	.site-header__topbalk,
	.site-header__nav,
	.site-header__ctas {
		display: none;
	}

	.site-header__rij {
		height: 78px;
	}

	.site-header__rij::after {
		content: "";
		position: absolute;
		inset: auto var(--gutter) 0;
		height: 1px;
		background: color-mix(in srgb, var(--c-grijs-3) 25%, transparent);
	}

	.site-header__logo {
		top: 0;
		width: 114px;
		height: 90px;
		border-radius: 0 0 14px 14px;
	}

	.site-header__logobeeld {
		width: 71px;
		margin: 15px 0 0 21px;
	}

	.site-header__burger {
		display: inline-flex;
	}
}