/**
 * EULAI Site Header — Design Freeze v0.2
 * Rebuilt visual layer; preserves existing PHP markup and JS state classes.
 */

/* Shell and brand */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	margin-bottom: -5rem;
	background: transparent;
	transition: background-color 480ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 480ms cubic-bezier(0.22, 1, 0.36, 1);
}
.site-header.is-scrolled {
	background: var(--eulai-color-surface);
	box-shadow: 0 0.375rem 1rem rgb(23 25 28 / 8%);
}
.site-header__mobile-contact,
.site-header__menu-toggle,
.site-header__submenu-toggle { display: none; }
.site-header__inner {
	position: relative;
	display: flex;
	align-items: center;
	min-height: 5rem;
	transition: min-height 480ms cubic-bezier(0.22, 1, 0.36, 1);
}
.site-header.is-scrolled .site-header__inner { min-height: 4rem; }
.site-header__brand {
	position: relative;
	display: flex;
	flex: 0 0 auto;
	align-items: center;
	text-decoration: none;
}
.site-header__logo {
	display: block;
	width: 8.5rem; /* 136px */
	max-width: none;
	height: auto;
	transition: width 480ms cubic-bezier(0.22, 1, 0.36, 1), opacity 240ms ease;
}
.site-header.is-scrolled .site-header__logo { width: 7.5rem; /* 120px */ }
.site-header__logo--default { opacity: 0; }
.site-header__logo--light { position: absolute; inset: 0; opacity: 1; }
.site-header.is-scrolled .site-header__logo--default { opacity: 1; }
.site-header.is-scrolled .site-header__logo--light { opacity: 0; }

/* Desktop navigation */
.site-header__navigation {
	display: flex;
	flex: 1 1 auto;
	align-self: stretch;
	align-items: stretch;
	justify-content: flex-end;
	min-width: 0;
	margin-left: 2.5rem;
	margin-right: 3rem;
}
.site-header__menu {
	display: flex;
	align-items: stretch;
	align-self: stretch;
	gap: 2rem;
	margin: 0;
	padding: 0;
	list-style: none;
}
.site-header__menu > li {
	position: relative;
	display: flex;
	align-items: center;
	align-self: stretch;
	margin: 0;
	padding: 0;
}
.site-header__menu > li > a {
	position: relative;
	display: flex;
	align-items: center;
	height: 100%;
	padding-inline: 0.375rem;
	color: var(--eulai-color-text-inverse-muted);
	font-size: 0.875rem;
	font-weight: 500;
	line-height: 1.4;
	text-decoration: none;
	white-space: nowrap;
	transition: color 160ms ease;
}
.site-header__menu > li:is(:hover, :focus-within) > a,
.site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a {
	color: var(--eulai-color-text-inverse);
}
.site-header.is-scrolled .site-header__menu > li > a { color: var(--eulai-color-text-muted); }
.site-header.is-scrolled .site-header__menu > li:is(:hover, :focus-within) > a,
.site-header.is-scrolled .site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a {
	color: var(--eulai-color-text);
}
.site-header__menu > li > a::after {
	content: "";
	position: absolute;
	left: 0;
	right: 0;
	bottom: 0.9rem;
	height: 2px;
	background: var(--eulai-color-brand);
	opacity: 0;
	transform: scaleX(0);
	transform-origin: left center;
	transition: opacity 280ms ease, transform 320ms ease;
}
.site-header__menu > li:is(:hover, :focus-within) > a::after,
.site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a::after {
	opacity: 1;
	transform: scaleX(1);
}

/* Desktop dropdown */
.site-header__menu .sub-menu {
	position: absolute;
	top: 100%;
	left: 0;
	z-index: 110;
	min-width: 10rem;
	margin: 0;
	padding: 0;
	list-style: none;
	background: var(--eulai-color-surface);
	border: 1px solid var(--eulai-color-border);
	border-radius: 2px;
	box-shadow: 0 0.375rem 0.875rem rgb(23 25 28 / 10%);
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translateY(-0.625rem);
	transition: opacity 320ms ease, transform 380ms ease, visibility 380ms ease;
}
.site-header__menu > .menu-item-has-children:is(:hover, :focus-within) > .sub-menu {
	opacity: 1;
	visibility: visible;
	pointer-events: auto;
	transform: translateY(0);
}
.site-header__menu .sub-menu li { margin: 0; padding: 0; }
.site-header__menu .sub-menu a {
	display: block;
	padding: 0.75rem 1rem;
	color: var(--eulai-color-text-muted);
	font-size: 0.875rem;
	font-weight: 500;
	line-height: 1.5;
	text-decoration: none;
	white-space: nowrap;
	transition: color 160ms ease, background-color 160ms ease;
}
.site-header__menu .sub-menu a:is(:hover, :focus-visible),
.site-header__menu .sub-menu :is(.current-menu-item, .current-menu-ancestor) > a {
	background: var(--eulai-color-canvas);
	color: var(--eulai-color-text);
	outline: none;
}
@media (min-width: 1000px) {
	.site-header.is-history-restoring .site-header__menu > .menu-item-has-children > .sub-menu {
		opacity: 0;
		visibility: hidden;
		pointer-events: none;
		transform: translateY(-0.625rem);
		transition: none;
	}
}

/* Header actions and search */
.site-header__actions { display: flex; flex: 0 0 auto; align-items: center; gap: 0.75rem; }
.site-header__search {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 2.5rem;
	height: 2.5rem;
	padding: 0;
	color: var(--eulai-color-text-inverse-muted);
	background: transparent;
	border: 0;
	cursor: pointer;
	transition: color 180ms ease;
}
.site-header__search-icon {
	width: 1.125rem;
	height: 1.125rem;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.75;
	stroke-linecap: round;
	stroke-linejoin: round;
}
.site-header__search:is(:hover, :focus-visible) { color: var(--eulai-color-brand); }
.site-header.is-scrolled .site-header__search { color: var(--eulai-color-text-muted); }
.site-header.is-scrolled .site-header__search:is(:hover, :focus-visible) { color: var(--eulai-color-brand); }
.site-header__search-panel {
	position: absolute;
	top: 100%;
	right: calc(2.5rem + 0.75rem);
	z-index: 30;
	width: min(22rem, calc(100vw - (2 * var(--eulai-page-gutter))));
	visibility: hidden;
	opacity: 0;
	transform: translateY(-0.75rem) scaleY(0.96);
	transform-origin: top;
	background: var(--eulai-color-surface);
	border: 1px solid var(--eulai-color-border);
	border-radius: 2px;
	box-shadow: 0 0.5rem 1.25rem rgb(23 25 28 / 10%);
	pointer-events: none;
	transition: opacity 360ms ease, transform 420ms cubic-bezier(0.22, 1, 0.36, 1), visibility 0s linear 420ms;
}
.site-header__search-panel.is-open {
	visibility: visible;
	opacity: 1;
	transform: translateY(0) scaleY(1);
	pointer-events: auto;
	transition: opacity 360ms ease, transform 420ms cubic-bezier(0.22, 1, 0.36, 1), visibility 0s;
}
.site-header__search-form {
	display: flex;
	align-items: center;
	width: 100%;
	min-height: 3.5rem;
	padding-inline: 1rem 0.5rem;
	background: var(--eulai-color-surface);
}
.site-header__search-input {
	flex: 1 1 auto;
	min-width: 0;
	padding: 0;
	border: 0;
	outline: 0;
	background: transparent;
	color: var(--eulai-color-text);
	font-size: 0.9375rem;
	line-height: 1.5;
}
.site-header__search-input::placeholder { color: var(--eulai-color-text-secondary); }
.site-header__search-input::-webkit-search-cancel-button,
.site-header__search-input::-webkit-search-decoration { -webkit-appearance: none; appearance: none; }
.site-header__search-clear,
.site-header__search-submit {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex: 0 0 auto;
	width: 2.75rem;
	height: 2.75rem;
	padding: 0;
	border: 0;
	background: transparent;
	color: var(--eulai-color-text-secondary);
	cursor: pointer;
	transition: color 240ms ease;
}
.site-header__search-clear[hidden] { display: none; }
.site-header__search-clear-icon,
.site-header__search-submit-icon {
	width: 1.25rem;
	height: 1.25rem;
	fill: none;
	stroke: currentColor;
	stroke-width: 1.8;
	stroke-linecap: round;
	stroke-linejoin: round;
}
.site-header__search-clear:is(:hover, :focus-visible),
.site-header__search-submit:is(:hover, :focus-visible) { color: var(--eulai-color-brand); }

/* Desktop contact CTA */
.site-header__contact {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-height: 2.25rem;
	padding-inline: 1.25rem;
	background: var(--eulai-color-brand);
	color: var(--eulai-color-text-inverse);
	border: 0;
	border-radius: 2px;
	font-size: 0.8125rem; /* 13px */
	font-weight: 500;
	line-height: 1;
	text-decoration: none;
	white-space: nowrap;
	transition: background-color 180ms ease, color 180ms ease;
}
.site-header__contact:is(:hover, :focus-visible) {
	background: var(--eulai-color-brand-hover-dark, #c94b18);
	color: var(--eulai-color-text-inverse);
}
.site-header.is-scrolled .site-header__contact:is(:hover, :focus-visible) {
	background: var(--eulai-color-text);
	color: var(--eulai-color-text-inverse);
}

/* Solid initial header mode */
body.eulai-header-solid .site-header:not(.is-scrolled) {
	margin-bottom: 0;
	background: var(--eulai-color-surface);
}
body.eulai-header-solid .site-header.is-scrolled { margin-bottom: 0; }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__logo--default { opacity: 1; }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__logo--light { opacity: 0; }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu > li > a { color: var(--eulai-color-text-muted); }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu > li:is(:hover, :focus-within) > a,
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a { color: var(--eulai-color-text); }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__search { color: var(--eulai-color-text-muted); }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__search:is(:hover, :focus-visible) { color: var(--eulai-color-brand); }
body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__contact:is(:hover, :focus-visible) {
	background: var(--eulai-color-text);
	color: var(--eulai-color-text-inverse);
}

/* Compact navigation */
@media (max-width: 999px) {
	.site-header__logo { width: 7.5rem; /* 120px */ }
	.site-header.is-scrolled .site-header__logo { width: 6.75rem; /* 108px */ }
	.site-header__actions { margin-left: auto; }
	.site-header__search-panel { right: 0; }
	.site-header__navigation {
		position: fixed;
		top: 0;
		right: 0;
		z-index: 120;
		display: flex;
		flex-direction: column;
		align-items: stretch;
		justify-content: flex-start;
		width: min(82vw, 28rem);
		height: 100dvh;
		margin: 0;
		padding: 5rem 2rem 2rem;
		overflow-y: auto;
		overscroll-behavior: contain;
		background: var(--eulai-color-surface);
		box-shadow: -0.75rem 0 2rem rgb(23 25 28 / 10%);
		transform: translateX(100%);
		visibility: hidden;
	}
	.site-header__menu { flex-direction: column; align-items: stretch; gap: 0; width: 100%; }
	.site-header__menu > li {
		display: grid;
		grid-template-columns: minmax(0, 1fr) auto;
		align-items: center;
		border-bottom: 1px solid var(--eulai-color-border);
	}
	.site-header__menu > li > a,
	.site-header.is-scrolled .site-header__menu > li > a,
	body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu > li > a {
		min-height: 3.5rem;
		padding: 0;
		color: var(--eulai-color-text-muted);
		font-size: 1rem;
		font-weight: 500;
	}
	.site-header__menu > li:is(:hover, :focus-within) > a,
	.site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a,
	.site-header.is-scrolled .site-header__menu > li:is(:hover, :focus-within) > a,
	.site-header.is-scrolled .site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a,
	body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu > li:is(:hover, :focus-within) > a,
	body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu > :is(.current-menu-item, .current-menu-ancestor, .current-menu-parent) > a {
		color: var(--eulai-color-text);
		font-weight: 600;
	}
	.site-header__menu > li > a::after { display: none; }
	.site-header__submenu-toggle {
		display: inline-flex;
		align-items: center;
		justify-content: center;
		width: 2.75rem;
		height: 2.75rem;
		padding: 0;
		border: 0;
		background: transparent;
		color: var(--eulai-color-text);
		font-weight: 600;
		cursor: pointer;
		transition: color 200ms ease;
	}
	.site-header__submenu-toggle:is(:hover, :focus-visible) { color: var(--eulai-color-brand); }
	.site-header__submenu-toggle-icon { position: relative; display: block; width: 1rem; height: 1rem; }
	.site-header__submenu-toggle-icon::before,
	.site-header__submenu-toggle-icon::after {
		position: absolute;
		top: 50%;
		left: 50%;
		width: 1rem;
		height: 1.5px;
		background: currentColor;
		content: "";
		transform: translate(-50%, -50%);
	}
	.site-header__submenu-toggle-icon::after {
		transform: translate(-50%, -50%) rotate(90deg);
		transition: transform 240ms cubic-bezier(0.22, 1, 0.36, 1);
	}
	.site-header__menu .sub-menu {
		position: static;
		grid-column: 1 / -1;
		display: block;
		width: 100%;
		min-width: 0;
		max-height: 0;
		margin: 0;
		padding: 0 0 0 1rem;
		border: 0;
		border-radius: 0;
		background: transparent;
		box-shadow: none;
		visibility: hidden;
		opacity: 0;
		overflow: hidden;
		transform: none;
		pointer-events: none;
		transition: max-height 320ms cubic-bezier(0.22, 1, 0.36, 1), opacity 220ms ease, padding-bottom 320ms cubic-bezier(0.22, 1, 0.36, 1), visibility 0s linear 320ms;
	}
	.site-header__menu > .is-submenu-open > .sub-menu {
		max-height: 60rem;
		padding-bottom: 0.75rem;
		visibility: visible;
		opacity: 1;
		pointer-events: auto;
		transition: max-height 320ms cubic-bezier(0.22, 1, 0.36, 1), opacity 220ms ease 60ms, padding-bottom 320ms cubic-bezier(0.22, 1, 0.36, 1), visibility 0s;
	}
	.site-header__menu > .is-submenu-open > .site-header__submenu-toggle .site-header__submenu-toggle-icon::after {
		transform: translate(-50%, -50%) rotate(0deg);
	}
	.site-header__menu .sub-menu li { border: 0; }
	.site-header__menu .sub-menu a,
	.site-header.is-scrolled .site-header__menu .sub-menu a {
		padding: 0.625rem 0;
		background: transparent;
		color: var(--eulai-color-text-muted);
		font-size: 0.9375rem;
		font-weight: 400;
	}
	.site-header__menu .sub-menu a:is(:hover, :focus-visible),
	.site-header.is-scrolled .site-header__menu .sub-menu a:is(:hover, :focus-visible),
	.site-header__menu .sub-menu .current-menu-item > a,
	.site-header__menu .sub-menu .current-menu-ancestor > a {
		background: transparent;
		color: var(--eulai-color-text);
		font-weight: 600;
	}
	.site-header__mobile-contact {
		display: inline-flex;
		align-items: center;
		justify-content: center;
		width: fit-content;
		min-height: 2.75rem;
		margin: 2rem 0 0 auto;
		padding: 0.75rem 1.25rem;
		border-radius: 2px;
		background: var(--eulai-color-brand);
		color: var(--eulai-color-text-inverse);
		font-size: 0.9375rem;
		font-weight: 500;
		line-height: 1;
		text-decoration: none;
		white-space: nowrap;
		transition: background-color 180ms ease, color 180ms ease;
	}
	.site-header__mobile-contact:is(:hover, :focus-visible) {
		background: var(--eulai-color-text);
		color: var(--eulai-color-text-inverse);
	}
	.site-header__contact { display: none; }
	.site-header__menu-toggle {
		position: relative;
		z-index: 130;
		display: inline-flex;
		flex: 0 0 auto;
		flex-direction: column;
		align-items: center;
		justify-content: center;
		gap: 0.3rem;
		width: 2.75rem;
		height: 2.75rem;
		padding: 0;
		border: 0;
		background: transparent;
		color: var(--eulai-color-text-inverse);
		cursor: pointer;
		transition: color 200ms ease;
	}
	/* Hamburger — hover and focus */
	.site-header__menu-toggle:is(:hover, :focus-visible) {
		color: var(--eulai-color-brand);
	}

	/* Sticky / Light — default */
	.site-header.is-scrolled .site-header__menu-toggle,
	body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu-toggle {
		color: var(--eulai-color-text-muted);
	}

	/* Sticky / Light — hover and focus */
	.site-header.is-scrolled .site-header__menu-toggle:is(:hover, :focus-visible),
	body.eulai-header-solid .site-header:not(.is-scrolled) .site-header__menu-toggle:is(:hover, :focus-visible) {
		color: var(--eulai-color-brand);
	}

	/* Drawer open — default X icon */
	.site-header.is-menu-open .site-header__menu-toggle,
	body.eulai-header-solid .site-header.is-menu-open .site-header__menu-toggle {
		color: var(--eulai-color-text-muted);
	}

	/* Drawer open — X icon hover and focus */
	.site-header.is-menu-open .site-header__menu-toggle:is(:hover, :focus-visible),
	body.eulai-header-solid .site-header.is-menu-open .site-header__menu-toggle:is(:hover, :focus-visible) {
		color: var(--eulai-color-brand);
	}
	.site-header__menu-toggle-line { display: block; width: 1.25rem; height: 1.5px; background: currentColor; transform-origin: center; }
	.site-header.is-menu-open .site-header__navigation {
		transform: translateX(0);
		visibility: visible;
		transition: transform 480ms cubic-bezier(0.22, 1, 0.36, 1), visibility 0s;
	}
	.site-header.is-menu-closing .site-header__navigation {
		transform: translateX(100%);
		visibility: visible;
		transition: transform 480ms cubic-bezier(0.22, 1, 0.36, 1);
	}
	.site-header.is-menu-ready .site-header__menu-toggle-line {
		transition: transform 320ms cubic-bezier(0.22, 1, 0.36, 1), opacity 200ms ease;
	}
	.site-header.is-menu-open .site-header__menu-toggle-line:nth-child(1) { transform: translateY(0.4125rem) rotate(45deg); }
	.site-header.is-menu-open .site-header__menu-toggle-line:nth-child(2) { opacity: 0; }
	.site-header.is-menu-open .site-header__menu-toggle-line:nth-child(3) { transform: translateY(-0.4125rem) rotate(-45deg); }
	.site-header.is-menu-open .site-header__search { visibility: hidden; opacity: 0; pointer-events: none; }
	.site-header__search { transition: color 200ms ease, opacity 200ms ease; }
	body.menu-open { overflow: hidden; }
}
@media (max-width: 500px) {
	.site-header__search-panel { left: 0; right: 0; width: 100%; }
}
@media (max-width: 480px) {
	.site-header__navigation { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
	.site-header,
	.site-header__inner,
	.site-header__logo,
	.site-header__menu > li > a,
	.site-header__menu > li > a::after,
	.site-header__menu .sub-menu,
	.site-header__menu .sub-menu a,
	.site-header__search,
	.site-header__search-panel,
	.site-header__search-clear,
	.site-header__search-submit,
	.site-header__contact,
	.site-header__mobile-contact,
	.site-header__submenu-toggle,
	.site-header__submenu-toggle-icon::after,
	.site-header__menu-toggle,
	.site-header.is-menu-open .site-header__navigation,
	.site-header.is-menu-closing .site-header__navigation,
	.site-header.is-menu-ready .site-header__menu-toggle-line { transition: none; }
	.site-header__search-panel { transform: none; }
}