/* Header and navigation CSS. */

.site-header {
	--header-space: 1.875rem;
	--header-button-gap: 0.84375rem;
	--header-button-radius: 2rem;
	background: var(--base);
	padding-block: var(--header-space);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--header-space);
	width: min(
		calc(100% - (var(--section-gutter) * 2)),
		var(--wide-size)
	);
	margin-inline: auto;
}

.site-branding {
	display: block;
	flex: 0 0 15.0625rem;
	line-height: 0;
}

.site-branding__logo {
	display: block;
	width: 100%;
	height: auto;
}

.site-header__menu-toggle {
	display: none;
}

.site-header__navigation {
	display: flex;
	flex: 0 1 63.125rem;
	flex-direction: column;
	align-items: flex-end;
	gap: var(--header-space);
	min-width: 0;
}

.site-header__actions,
.site-header__button-group {
	display: flex;
	align-items: center;
}

.site-header__actions {
	justify-content: flex-end;
	gap: var(--header-space);
}

.site-header__search {
	display: flex;
	box-sizing: border-box;
	width: 18rem;
	height: 2.5rem;
	align-items: center;
	justify-content: space-between;
	padding: 0.5rem 1rem 0.5rem 1.25rem;
	border: 0.125rem solid var(--neutral-light);
	border-radius: var(--radius-full);
	background: var(--base);
}

.site-header__search:focus-within {
	border-color: var(--primary);
}

.site-header__search-input {
	width: 100%;
	min-width: 0;
	padding: 0;
	border: 0;
	outline: 0;
	background: transparent;
	color: var(--contrast);
	font-family: var(--font-heading);
	font-size: 0.9375rem;
	line-height: 1.3;
}

.site-header__search-input::placeholder {
	color: var(--neutral-light);
	opacity: 1;
}

.site-header__search-submit {
	display: inline-flex;
	width: 1.125rem;
	height: 1.125rem;
	flex: 0 0 1.125rem;
	align-items: center;
	justify-content: center;
	padding: 0;
	border: 0;
	background: transparent;
	cursor: pointer;
}

.site-header__search-submit img {
	display: block;
	width: 100%;
	height: 100%;
}

.site-header__search-submit:focus-visible {
	outline: 0.125rem solid var(--primary-dark);
	outline-offset: 0.1875rem;
}

.site-header__button-group {
	gap: var(--header-button-gap);
}

.site-header__telephone {
	display: inline-flex;
	align-items: center;
	gap: 0.625rem;
	color: var(--primary);
	font-family: var(--font-body);
	font-size: var(--text-m);
	font-weight: 700;
	line-height: normal;
	text-decoration: none;
	white-space: nowrap;
}

.site-header__telephone-icon {
	display: block;
	width: 1.125rem;
	height: 1.125rem;
}

.site-header__button {
	display: inline-flex;
	box-sizing: border-box;
	flex: 0 0 auto;
	align-items: center;
	justify-content: center;
	min-height: 2.5rem;
	padding: 0.5rem 1.25rem;
	border: 0.125rem solid var(--primary);
	border-radius: var(--header-button-radius);
	font-family: var(--font-heading);
	font-size: 0.9375rem;
	line-height: 1.3;
	text-align: center;
	text-decoration: none;
	transition: background-color var(--transition), border-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
	white-space: nowrap;
}

.site-header__button--outline {
	background: var(--base);
	color: var(--primary-dark);
}

.site-header__button--primary {
	border-color: var(--primary);
	background: var(--primary);
	color: var(--base);
}

.primary-navigation {
	width: 100%;
}

.primary-navigation__search-wrap,
.primary-navigation__search {
	display: none;
}

.primary-navigation__menu {
	display: flex;
	flex-wrap: wrap;
	gap: var(--header-space);
	margin: 0;
	padding: 0;
	list-style: none;
	justify-content: end;
}

.primary-navigation__menu > .menu-item {
	position: relative;
}

.primary-navigation__menu > .menu-item-has-children {
	display: flex;
	align-items: center;
}

.primary-navigation__menu > .menu-item > a {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	color: var(--neutral-dark);
	font-family: var(--font-body);
	font-size: var(--text-m);
	font-weight: 400;
	line-height: 1.2;
	text-decoration: none;
	text-transform: uppercase;
	white-space: nowrap;
	padding-bottom: .75rem;
}


.primary-navigation__submenu-toggle {
	display: inline-grid;
	box-sizing: border-box;
	width: 1.5rem;
	height: 1.5rem;
	margin-left: 0.25rem;
	padding: 0;
	border: 0;
	place-items: center;
	background: transparent url('../images/header-nav-chevron.svg') center / 1rem 0.82135rem no-repeat;
	cursor: pointer;
	border-radius: var(--radius-full);
	transition: background-color var(--transition), transform 160ms ease;
	margin-bottom: .75rem;
}

.primary-navigation__submenu-toggle[aria-expanded='true'] {
	transform: rotate(180deg);
}

.primary-navigation__submenu-toggle:focus-visible {
	outline: 0.125rem solid var(--primary);
	outline-offset: 0.125rem;
}

.primary-navigation .sub-menu {
	position: absolute;
	box-sizing: border-box;
	z-index: 10;
	top: 100%;
	left: 0;
	display: none;
	width: max-content;
	min-width: 11rem;
	max-width: min(24rem, calc(100vw - (var(--section-gutter) * 2)));
	grid-template-columns: minmax(0, 1fr);
	margin: 0;
	padding: var(--space-xs);
	border-radius: var(--radius-s);
	background: var(--primary);
	box-shadow: var(--box-shadow-s);
	list-style: none;
}

 .nav-end > .sub-menu {
	left: -40px;
} 

.primary-navigation .menu-item:hover > .sub-menu,
.primary-navigation .menu-item:focus-within > .sub-menu,
	.primary-navigation .menu-item.is-submenu-open > .sub-menu {
	display: grid;
	gap: var(--space-xs);
}

/* Desktop submenus enter softly from just below their resting position. */
@media (min-width: 68.0625rem) {
	.primary-navigation .sub-menu {
		display: grid;
		gap: var(--space-xs);
		opacity: 0;
		pointer-events: none;
		transform: translateY(0.5rem);
		visibility: hidden;
	}

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

@media (min-width: 68.0625rem) and (prefers-reduced-motion: no-preference) {
	.primary-navigation .sub-menu {
		transition: opacity 180ms ease, transform 180ms ease, visibility 0s linear 180ms;
	}

	.primary-navigation .menu-item:hover > .sub-menu,
	.primary-navigation .menu-item:focus-within > .sub-menu,
	.primary-navigation .menu-item.is-submenu-open > .sub-menu {
		transition: opacity 180ms ease, transform 180ms ease, visibility 0s;
	}
}

.primary-navigation .sub-menu a {
	display: flex;
	min-width: 0;
	align-items: flex-start;
	/* Trade reserved end padding for a larger gap without resizing the link. */
	gap: var(--space-xxs);
	padding: 0;
	padding-inline-end: calc(var(--space-xs) - var(--space-xxs));
	color: var(--base);
	font-family: var(--font-body);
	font-size: var(--text-m);
	font-weight: 400;
	text-decoration: none;
	text-transform: none;
	transition: gap var(--transition), padding-inline-end var(--transition), color var(--transition);
	white-space: normal;
	overflow-wrap: anywhere;
}

.primary-navigation .sub-menu a::before {
	display: block;
	width: 1rem;
	height: 1rem;
	flex: 0 0 1rem;
	/* Centre the arrow against the first text line, including wrapped labels. */
	margin-block-start: calc((1lh - 1rem) / 2);
	background: url('../images/services-link-arrow.svg') center / contain no-repeat;
	content: '';
}

.primary-navigation .sub-menu a[aria-current='page'] {
	color: var(--base);
}

.primary-navigation .sub-menu a:focus-visible {
	outline: 0.1875rem solid var(--primary-dark);
	outline-offset: 0.125rem;
}

.nav__mobile-only {
	display: none;
}

@media (hover: hover) {
	.site-header__button--outline:hover,
	.site-header__button--primary:hover {
		border-color: var(--primary-dark);
		background: var(--primary-dark);
		color: var(--base);
		text-decoration: none;
	}

	.primary-navigation__menu > .menu-item > a:hover {
		color: var(--primary);
	}

	.primary-navigation .sub-menu a:hover {
		gap: var(--space-xs);
		padding-inline-end: 0;
		color: var(--base);
		text-decoration: none;
	}

	.primary-navigation .sub-menu a:hover::before {
		background-image: url('../images/services-tab-arrow-active.svg');
	}
}

.site-header__button:focus-visible {
	outline: 0.1875rem solid var(--primary-dark);
	outline-offset: 0.1875rem;
	text-decoration: none;
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
	.site-header__button:hover {
		transform: translateY(-0.125rem);
		text-decoration: none;
	}
}

@media (max-width: 82rem) {
	.site-header {
		--header-space: 1rem;
	}

	.site-header.is-menu-open {
		padding-bottom: var(--space-m);
	}

	.site-header__inner {
		align-items: flex-start;
	}

	.site-header__navigation {
		flex-basis: auto;
	}

	.site-header__actions {
		flex-wrap: wrap;
	}

	.primary-navigation__menu {
		justify-content: flex-end;
		gap: 1rem;
	}

	.primary-navigation__menu > .menu-item > a, .primary-navigation .sub-menu a {
		font-size: var(--text-s);
	}

	.primary-navigation .sub-menu {
		min-width: 8rem;
		padding-block: .8rem;
		padding-inline: 1rem;

	}

}

@media (max-width: 68rem) {

	.site-header {
		padding-bottom: 0;
	}

	.site-header__inner {
		display: grid;
		grid-template-columns: minmax(0, 1fr) auto;
		align-items: center;
	}

	.site-branding {
		flex-basis: auto;
		width: min(13.9375rem, 65vw);
	}

	.site-header__menu-toggle {
		display: inline-flex;
		box-sizing: border-box;
		width: 3rem;
		height: 3rem;
		align-items: center;
		justify-content: center;
		padding: 0;
		border: 0.125rem solid var(--primary);
		border-radius: 50%;
		background: var(--base);
		color: var(--primary-dark);
		transition: background-color var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
		cursor: pointer;
	}

	@media (hover: hover) {
		.site-header__menu-toggle:hover {
			border-color: var(--primary-dark);
			background: var(--primary-dark);
			color: var(--base);
		}
	}

	.site-header__menu-toggle:focus-visible {
		outline: 0.1875rem solid var(--primary-dark);
		outline-offset: 0.1875rem;
	}

	@media (hover: hover) and (prefers-reduced-motion: no-preference) {
		.site-header__menu-toggle:hover {
			transform: translateY(-0.125rem);
		}
	}

	.site-header__menu-toggle-icon,
	.site-header__menu-toggle-icon::before,
	.site-header__menu-toggle-icon::after {
		display: block;
		width: 1.25rem;
		height: 0.125rem;
		border-radius: var(--radius-full);
		background: currentcolor;
		content: '';
		transition: transform 160ms ease, opacity 160ms ease;
		
	}

	.site-header__menu-toggle-icon {
		position: relative;
	}

	.site-header__menu-toggle-icon::before,
	.site-header__menu-toggle-icon::after {
		position: absolute;
		left: 0;
	}

	.site-header__menu-toggle-icon::before {
		top: -0.375rem;
	}

	.site-header__menu-toggle-icon::after {
		bottom: -0.375rem;
	}

	.site-header.is-menu-open .site-header__menu-toggle-icon {
		background: transparent;
	}

	.site-header.is-menu-open .site-header__menu-toggle-icon::before {
		transform: translateY(0.375rem) rotate(45deg);
	}

	.site-header.is-menu-open .site-header__menu-toggle-icon::after {
		transform: translateY(-0.375rem) rotate(-45deg);
	}

	.site-header__navigation {
		display: flex;
		grid-column: 1 / -1;
		width: 100%;
		align-items: stretch;
		gap: 0;
	}

	.site-header__actions {
		flex-wrap: wrap;
		justify-content: space-between;
		padding-bottom: var(--space-xs);
	}

	.site-header__search {
		width: 100%;
		flex: 1 0 100%;
	}

	/* The desktop search moves into the expandable navigation on mobile. */
	.site-header__actions > .site-header__search {
		display: none;
	}

	.primary-navigation__search-wrap {
		display: block;
		padding-block: var(--space-xs);
		border-bottom: 0.0625rem solid var(--primary-light);
	}

	.primary-navigation__search {
		display: flex;
		width: 100%;
	}

	.js .primary-navigation {
		display: grid;
		grid-template-rows: 0fr;
		overflow: hidden;
		opacity: 0;
		visibility: hidden;
		border-top: 0.0625rem solid transparent;
		transition: grid-template-rows var(--transition), opacity var(--transition), border-color var(--transition), visibility 0s linear var(--transition);
	}

	.js .site-header.is-menu-open .primary-navigation {
		grid-template-rows: 1fr;
		opacity: 1;
		visibility: visible;
		border-top-color: var(--primary-light);
		transition: grid-template-rows var(--transition), opacity var(--transition), border-color var(--transition), visibility 0s;
	}

	.js .site-header.is-menu-closing .primary-navigation {
		grid-template-rows: 0fr;
		opacity: 0;
		visibility: visible;
		border-top-color: transparent;
		transition: grid-template-rows var(--transition), opacity var(--transition), border-color var(--transition), visibility 0s;
	}

	.primary-navigation__content {
		min-height: 0;
		overflow: hidden;
	}

	.primary-navigation__menu {
		flex-direction: column;
		align-items: stretch;
		gap: 0;
	}

	.primary-navigation__menu > .menu-item {
		border-bottom: 0.0625rem solid var(--primary-light);
	}

	.primary-navigation__menu > .menu-item-has-children {
		display: grid;
		grid-template-columns: minmax(0, 1fr) auto;
		align-items: center;
	}

	.primary-navigation__menu > .menu-item > a {
		padding-block: 1rem;
		font-size: var(--text-m);
	}

	.primary-navigation__submenu-toggle {
		width: 2.5rem;
		height: 3rem;
		margin-left: 0;
		margin-bottom: 0px;
	}

	.primary-navigation .sub-menu,
	.js .primary-navigation .menu-item:hover > .sub-menu,
	.js .primary-navigation .menu-item:focus-within > .sub-menu {
		position: static;
		display: grid;
		width: 100%;
		min-width: 0;
		max-width: 100%;
		margin: 0 0 1rem;
		padding: var(--space-xs);
		border-radius: var(--radius-s);
		background: var(--primary);
		box-shadow: var(--box-shadow-s);
	}

	.js .primary-navigation .sub-menu,
	.js .primary-navigation .menu-item:hover > .sub-menu,
	.js .primary-navigation .menu-item:focus-within > .sub-menu {
		display: none;
	}

	.js .primary-navigation .menu-item.is-submenu-open > .sub-menu {
		display: grid;
		grid-column: 1 / -1;
		gap: var(--space-xs);
	}

	.primary-navigation__submenu-toggle {
		background: transparent url('../images/header-nav-chevron.svg') center / 1.5rem 1.15rem no-repeat;
	}
}

@media (max-width: 550px) {
	/* Keep the smallest mobile menu focused on search and navigation. */
	.site-header__telephone,
	.site-header__button-group {
		display: none;
	}

	.site-header__actions {
		padding-bottom: 0;
	}

	.nav__mobile-only {
		display: block;
	}
}

@media (max-width: 34rem) {
	.primary-navigation__menu > .menu-item > a {
		white-space: normal;
	}

	.site-header__actions {
		flex-direction: column;
		align-items: stretch;
		gap: 1rem;
	}

	.site-header__telephone {
		text-align: center;
	}

	.site-header__search {
		width: 100%;
	}

	.site-header__button-group {
		width: 100%;
	}

	.site-header__button {
		width: auto;
		flex: 1 1 0;
	}
}

@media (max-width: 22rem) {
	.site-header__button-group {
		flex-direction: column;
	}

	.site-header__button {
		width: 100%;
	}
}

@media (prefers-reduced-motion: reduce) {
	.site-header__menu-toggle-icon,
	.site-header__menu-toggle-icon::before,
	.site-header__menu-toggle-icon::after,
	.js .primary-navigation,
	.js .site-header.is-menu-open .primary-navigation,
	.primary-navigation__submenu-toggle {
		transition: none;
	}
}