/**
 * Site header — Figma "Header" (7-73), mobile header (13-4)
 * and mobile menu (13-106).
 * Solid: white background + bottom border. Transparent: over the hero, turns
 * Solid after 80px of scroll (.is-scrolled, 300ms).
 */

.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	border-bottom: 1px solid var(--border-default);
	background: var(--bg-page);
	color: var(--text-primary);
	transition:
		background-color var(--duration-base) var(--ease-out),
		border-color var(--duration-base) var(--ease-out),
		color var(--duration-base) var(--ease-out);
}

.site-header--transparent {
	position: fixed;
	right: 0;
	left: 0;
	border-bottom-color: transparent;
	background: transparent;
	color: var(--text-inverse);
}

.site-header--transparent.is-scrolled {
	border-bottom-color: var(--border-default);
	background: var(--bg-page);
	color: var(--text-primary);
}

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

/* Below 600px the WordPress admin bar scrolls away with the page */
@media (max-width: 600px) {

	.admin-bar .site-header {
		top: 0;
	}

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

@media (min-width: 783px) {

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

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: calc(var(--header-height) - 1px); /* + 1px border = Figma height */
	padding-inline: var(--gutter);
}

/* Logo — Light on transparent, Dark on solid */
.site-header__brand {
	display: block;
	flex-shrink: 0;
}

.site-header__logo {
	width: auto;
	height: 23.25px;
}

.site-header__logo--light {
	display: none;
}

/* Transparent header: both logos stacked, cross-faded with the background
   (visibility keeps only the visible one for screen readers) */
.site-header--transparent .site-header__brand {
	display: grid;
}

.site-header--transparent .site-header__logo {
	display: block;
	grid-area: 1 / 1;
	transition:
		opacity var(--duration-base) var(--ease-out),
		visibility var(--duration-base) var(--ease-out);
}

.site-header--transparent .site-header__logo--dark,
.site-header--transparent.is-scrolled .site-header__logo--light {
	visibility: hidden;
	opacity: 0;
}

.site-header--transparent.is-scrolled .site-header__logo--dark {
	visibility: visible;
	opacity: 1;
}

/* Transparent header over a light hero: dark logo and text from the start */
.site-header--on-light {
	color: var(--text-primary);
}

.site-header--transparent.site-header--on-light .site-header__logo--light {
	visibility: hidden;
	opacity: 0;
}

.site-header--transparent.site-header--on-light .site-header__logo--dark {
	visibility: visible;
	opacity: 1;
}

/* Desktop navigation */
.site-nav {
	display: none;
}

.site-nav__list {
	display: flex;
	gap: var(--space-48);
	align-items: flex-start;
}

.site-nav__link {
	display: flex;
	flex-direction: column;
	gap: 6px;
	align-items: center;
	font-size: var(--nav-size);
	font-weight: var(--nav-weight);
	line-height: var(--nav-line);
	letter-spacing: var(--nav-tracking);
	text-decoration: none;
	text-transform: uppercase;
	white-space: nowrap;
}

.site-nav__link::after {
	content: "";
	width: 16px;
	height: 2px;
	background: var(--bg-accent);
	opacity: 0;
	transition: opacity var(--duration-fast) var(--ease-out);
}

.site-nav__link:hover::after,
.site-nav__link.is-current::after {
	opacity: 1;
}

/* Actions */
.site-header__actions {
	display: flex;
	gap: 28px;
	align-items: center;
}

.site-header__contact {
	display: none;
	padding: 12px 22px;
	border: 0;
	background: var(--bg-accent);
	color: var(--text-inverse);
	font-size: var(--button-size);
	font-weight: var(--button-weight);
	line-height: var(--button-line);
	letter-spacing: var(--button-tracking);
	text-decoration: none;
	text-transform: uppercase;
	white-space: nowrap;
	transition:
		background-color var(--duration-fast) var(--ease-out),
		border-color var(--duration-fast) var(--ease-out),
		color var(--duration-fast) var(--ease-out);
}

.site-header__contact:hover {
	background: var(--bg-accent-hover);
}

.site-header--transparent:not(.is-scrolled) .site-header__contact {
	border: 1.5px solid var(--icon-inverse);
	background: transparent;
}

.site-header--transparent:not(.is-scrolled) .site-header__contact:hover {
	background: var(--bg-page);
	color: var(--text-primary);
}

/* On a light hero: the regular red Contact button */
.site-header--on-light:not(.is-scrolled) .site-header__contact {
	border: 0;
	background: var(--bg-accent);
	color: var(--text-inverse);
}

.site-header--on-light:not(.is-scrolled) .site-header__contact:hover {
	background: var(--bg-accent-hover);
	color: var(--text-inverse);
}

.site-header__burger,
.mobile-menu__close {
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	margin-right: -10px;
	padding: 0;
	border: 0;
	background: none;
	cursor: pointer;
}

@media (min-width: 768px) {

	.site-header__logo {
		height: 31px;
	}

	/* Logo left, menu centred, empty right column (no Contact button) */
	.site-header__inner {
		display: grid;
		grid-template-columns: 1fr auto 1fr;
	}

	.site-header__brand {
		justify-self: start;
	}

	.site-header__actions {
		justify-self: end;
	}

	.site-nav {
		display: block;
	}

	.site-header__burger {
		display: none;
	}
}

/* Mobile menu overlay */
.mobile-menu {
	position: fixed;
	inset: 0;
	z-index: 200;
	display: flex;
	flex-direction: column;
	overflow-y: auto;
	background: var(--bg-page);
	color: var(--text-primary);
}

.admin-bar .mobile-menu {
	top: 46px;
}

.mobile-menu__bar {
	display: flex;
	flex-shrink: 0;
	align-items: center;
	justify-content: space-between;
	height: 64px;
	padding-inline: 20px;
}

.mobile-menu__nav {
	padding: var(--space-24) 20px 0;
}

.mobile-menu__list {
	counter-reset: menu;
}

.mobile-menu__item {
	border-bottom: 1px solid var(--border-default);
	counter-increment: menu;
}

.mobile-menu__link {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-block: 22px;
	font-family: var(--font-heading);
	font-size: var(--h3-size);
	font-weight: 700;
	line-height: 1.05;
	text-decoration: none;
	text-transform: uppercase;
}

.mobile-menu__link::after {
	content: counter(menu, decimal-leading-zero);
	color: var(--text-muted);
	font-family: var(--font-body);
	font-size: var(--caption-size);
	font-weight: var(--caption-weight);
	line-height: var(--caption-line);
	letter-spacing: var(--caption-tracking);
}

.mobile-menu__link.is-current,
.mobile-menu__link:hover {
	color: var(--text-accent);
}

.mobile-menu__contact {
	display: flex;
	flex: 1 0 auto;
	flex-direction: column;
	gap: var(--space-8);
	padding: var(--space-32) 20px;
	background: var(--bg-inverse);
	color: var(--text-inverse);
}

.mobile-menu__address {
	margin: 0;
	font-size: var(--body-s-size);
	line-height: var(--body-s-line);
}

.mobile-menu__address a {
	text-decoration: none;
}

/* Same square links as the footer (Figma 8-78) */
.mobile-menu__social {
	display: flex;
	gap: var(--space-12);
	margin: var(--space-16) 0 0;
	padding: 0;
	list-style: none;
}

.mobile-menu__social a {
	display: grid;
	place-items: center;
	width: 40px;
	height: 40px;
	border: 1px solid var(--icon-inverse);
	color: var(--text-inverse);
	font-size: var(--button-size);
	font-weight: var(--button-weight);
	line-height: var(--button-line);
	letter-spacing: var(--button-tracking);
	text-decoration: none;
	text-transform: uppercase;
}

html:not(.reduce-motion) .mobile-menu:not([hidden]) {
	animation: ateq-menu-in var(--duration-base) var(--ease-out);
}

@keyframes ateq-menu-in {

	from {
		opacity: 0;
	}
}

@media (min-width: 768px) {

	.mobile-menu {
		display: none;
	}
}