/*
 * Site header. The outer element reserves the layout space; the inner bar is fixed so it can
 * shrink from the initial height to the compact height on scroll without shifting the page.
 * Desktop: 112px initial, 96px compact (set by navigation.js via .is-compact). Mobile: 84px, no compact state.
 */

.pw-header {
	position: relative;
	height: var(--header-height-mobile);
}

.pw-header__sentinel {
	position: absolute;
	top: 0;
	left: 0;
	width: 1px;
	height: 24px;
	pointer-events: none;
}

.pw-header__bar {
	position: fixed;
	top: var(--wp-admin--admin-bar--height, 0);
	right: 0;
	left: 0;
	z-index: 100;
	height: var(--header-height-mobile);
	border-bottom: var(--border);
	background-color: var(--colour-white);
	transition: height var(--transition);
}

.pw-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 100%;
}

.pw-header__logo {
	display: block;
	flex: none;
	box-sizing: content-box;
	width: var(--logo-width-mobile);
	padding-block: 0.3125rem;
	line-height: 0;
}

.pw-header__logo img {
	display: block;
	width: 100%;
	height: auto;
}

/* ---- Mobile toggle ----------------------------------------------------------------- */

.pw-header__menu-toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.75rem;
	height: 2.75rem;
	padding: 0;
	border: var(--border);
	border-radius: var(--radius);
	background-color: var(--colour-white);
	color: var(--colour-text);
}

.pw-header__menu-toggle .pw-icon {
	display: block;
}

.pw-header__menu-icon--close,
.pw-header__menu-toggle[aria-expanded="true"] .pw-header__menu-icon--open {
	display: none;
}

.pw-header__menu-toggle[aria-expanded="true"] .pw-header__menu-icon--close {
	display: block;
}

/* ---- Desktop navigation (hidden on mobile) ----------------------------------------- */

.pw-nav {
	display: none;
}

.pw-nav__list,
.pw-mega__list,
.pw-mobile__list,
.pw-mobile__sub {
	margin: 0;
	padding: 0;
	list-style: none;
}

.pw-nav__list {
	display: flex;
	align-items: center;
	gap: var(--space-7);
}

.pw-nav__item {
	display: flex;
	align-items: center;
}

.pw-nav__link {
	color: var(--colour-text);
	font-weight: var(--weight-medium);
	text-decoration: none;
	transition: color var(--transition-fast);
}

.pw-nav__link:hover,
.pw-nav__item.is-active > .pw-nav__link {
	color: var(--colour-red-text);
}

.pw-nav__toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	margin-left: var(--space-1);
	padding: var(--space-2);
	border: 0;
	background: none;
	color: var(--colour-text);
}

.pw-nav__toggle .pw-icon {
	width: 1rem;
	height: 1rem;
	transition: transform var(--transition-fast);
}

.pw-nav__toggle[aria-expanded="true"] {
	color: var(--colour-red-text);
}

.pw-nav__toggle[aria-expanded="true"] .pw-icon {
	transform: rotate(180deg);
}

.pw-nav__item.is-active > .pw-nav__toggle {
	color: var(--colour-red-text);
}

.pw-header__phone {
	margin-left: var(--space-7);
	padding-left: var(--space-7);
	border-left: var(--border);
	color: var(--colour-text);
	font-weight: var(--weight-semibold);
	text-decoration: none;
}

.pw-header__phone {
	transition: color var(--transition-fast);
}

.pw-header__phone:hover {
	color: var(--colour-red-text);
}

/* ---- Services mega-menu ------------------------------------------------------------ */

.pw-mega {
	position: absolute;
	top: 100%;
	right: 0;
	left: 0;
	max-height: calc(100vh - var(--header-height-compact) - var(--wp-admin--admin-bar--height, 0px));
	overflow-y: auto;
	border-bottom: var(--border);
	background-color: var(--colour-white);
}

.pw-mega[hidden] {
	display: none;
}

.pw-mega__inner {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-8);
	padding-block: var(--space-6) var(--space-7);
}

.pw-mega__label {
	margin: 0 0 var(--space-5);
	color: var(--colour-text-secondary);
	font-size: var(--text-label);
	font-weight: var(--weight-semibold);
	letter-spacing: var(--tracking-label);
	text-transform: uppercase;
}

.pw-mega__list {
	display: grid;
	gap: var(--space-4);
}

.pw-mega__card {
	display: block;
	padding: var(--space-4);
	border: var(--border);
	border-radius: var(--radius);
	background-color: var(--colour-surface-paper);
	color: var(--colour-text);
	text-decoration: none;
	transition: border-color var(--transition-fast);
}

.pw-mega__card:hover,
.pw-mega__card.is-current {
	border-color: var(--colour-red);
	color: var(--colour-text);
}

.pw-mega__card.is-current {
	box-shadow: inset 0 0 0 1px var(--colour-red);
}

.pw-mega__title {
	display: flex;
	align-items: center;
	gap: var(--space-2);
	margin-bottom: var(--space-2);
	font-family: var(--font-heading);
	font-size: 1.25rem;
	font-weight: var(--weight-semibold);
	line-height: var(--lh-snug);
}

.pw-mega__title .pw-icon {
	transition: transform var(--transition-fast);
	width: 1.125rem;
	height: 1.125rem;
	color: var(--colour-red);
}

.pw-mega__card:hover .pw-mega__title .pw-icon {
	transform: translateX(2px);
}

.pw-mega__desc {
	display: block;
	color: var(--colour-text-secondary);
	font-size: var(--text-small);
}

/* ---- Mobile panel ------------------------------------------------------------------ */

.pw-mobile {
	position: absolute;
	top: 100%;
	right: 0;
	left: 0;
	height: calc(100vh - var(--header-height-mobile) - var(--wp-admin--admin-bar--height, 0px));
	height: calc(100dvh - var(--header-height-mobile) - var(--wp-admin--admin-bar--height, 0px));
	overflow-y: auto;
	background-color: var(--colour-white);
}

.pw-mobile__inner {
	padding: var(--space-5) var(--gutter) var(--space-9);
}

.pw-mobile__label {
	margin: 0 0 var(--space-1);
	color: var(--colour-text-secondary);
	font-size: var(--text-label);
	font-weight: var(--weight-semibold);
	letter-spacing: var(--tracking-label);
	text-transform: uppercase;
}

.pw-mobile__phone {
	display: inline-block;
	margin-bottom: var(--space-5);
	padding-block: var(--space-1);
	color: var(--colour-text);
	font-size: 1.25rem;
	font-weight: var(--weight-semibold);
	text-decoration: none;
}

.pw-mobile__item + .pw-mobile__item {
	margin-top: var(--space-1);
}

.pw-mobile__link {
	display: block;
	padding-block: var(--space-3);
	color: var(--colour-text);
	font-size: 1.125rem;
	text-decoration: none;
}

.pw-mobile__item--group {
	border: 2px solid transparent;
	border-radius: var(--radius);
}

.pw-mobile__item--group.is-open {
	padding: var(--space-3);
	border-color: var(--colour-red);
	background-color: var(--colour-surface-paper);
}

.pw-mobile__group-toggle {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 100%;
	padding: var(--space-3) 0;
	border: 0;
	background: none;
	color: var(--colour-text);
	font-size: 1.125rem;
	text-align: left;
}

.pw-mobile__item--group.is-open .pw-mobile__group-toggle,
.pw-mobile__item--group.is-active .pw-mobile__group-toggle {
	color: var(--colour-red-text);
	font-weight: var(--weight-semibold);
}

.pw-mobile__group-toggle .pw-icon {
	transition: transform var(--transition-fast);
}

.pw-mobile__group-toggle[aria-expanded="true"] .pw-icon {
	transform: rotate(180deg);
}

.pw-mobile__sub {
	display: grid;
	gap: var(--space-3);
	padding-block: var(--space-2) var(--space-1);
}

.pw-mobile__sub[hidden] {
	display: none;
}

.pw-mobile__card {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 2.75rem;
	padding: var(--space-3) var(--space-4);
	border: var(--border);
	border-radius: var(--radius);
	background-color: var(--colour-white);
	color: var(--colour-text);
	font-weight: var(--weight-semibold);
	text-decoration: none;
}

.pw-mobile__card {
	transition: border-color var(--transition-fast);
}

.pw-mobile__card .pw-icon {
	transition: transform var(--transition-fast);
}

.pw-mobile__card:hover {
	border-color: var(--colour-red);
}

.pw-mobile__card:hover .pw-icon {
	transform: translateX(2px);
}

.pw-mobile__card .pw-icon {
	width: 1.125rem;
	height: 1.125rem;
	color: var(--colour-red);
}

body.pw-menu-open {
	overflow: hidden;
}

/* ---- Desktop ----------------------------------------------------------------------- */

@media (min-width: 56.25em) {
	.pw-header {
		height: var(--header-height);
	}

	.pw-header__bar {
		height: var(--header-height);
	}

	.pw-header.is-compact .pw-header__bar {
		height: var(--header-height-compact);
	}

	.pw-header__logo {
		width: var(--logo-width);
	}

	.pw-header__menu-toggle,
	.pw-mobile {
		display: none;
	}

	.pw-nav {
		display: flex;
		align-items: center;
	}
}

/* Between 900 and ~1050px the nav is tight: reduce gaps rather than wrapping. */
@media (min-width: 56.25em) and (max-width: 68.75em) {
	.pw-header__logo {
		width: 14rem;
	}

	.pw-nav__list {
		gap: var(--space-5);
	}

	.pw-header__phone {
		margin-left: var(--space-5);
		padding-left: var(--space-5);
	}
}