.site-header {
	position: relative;
	z-index: 50;
	width: 100%;
	background: var(--color-ivory);
}

.site-header--primary {
	border-bottom: 1px solid rgb(var(--color-brand-900-rgb) / 0.08);
}

.site-header--fixed {
	position: fixed;
	top: 0;
	left: 0;
	z-index: 1000;
	visibility: hidden;
	background: rgb(var(--color-ivory-rgb) / 0.88);
	border-bottom: 1px solid rgb(var(--color-brand-900-rgb) / 0.1);
	box-shadow: 0 10px 36px rgb(var(--color-brand-900-rgb) / 0.08);
	opacity: 0;
	transform: translateY(-100%);
	transition: opacity 300ms ease, transform var(--transition), visibility 0s linear 320ms;
	-webkit-backdrop-filter: blur(16px);
	backdrop-filter: blur(16px);
}

.site-header--fixed.is-visible {
	visibility: visible;
	opacity: 1;
	transform: translateY(0);
	transition-delay: 0s;
}

.site-header__inner {
	display: flex;
	align-items: center;
	min-height: var(--header-height);
	gap: 24px;
}

.site-header__brand {
	position: relative;
	z-index: 2;
	flex: 0 1 auto;
}

.site-brand {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	color: var(--color-brand-900);
}

.site-brand__mark {
	display: grid;
	place-items: center;
	width: 38px;
	height: 38px;
	border-radius: 50%;
	background: var(--color-paper);
}

.site-brand__mark svg {
	width: 28px;
	height: 28px;
	fill: none;
	stroke: currentColor;
	stroke-linecap: round;
	stroke-linejoin: round;
	stroke-width: 1.7;
}

.site-brand__text {
	display: flex;
	flex-direction: column;
	line-height: 1.2;
}

.site-brand__name {
	font-family: var(--font-serif);
	font-size: clamp(1.1rem, 2vw, 1.45rem);
	font-weight: 600;
	letter-spacing: 0.09em;
}

.site-brand__tagline {
	display: none;
	margin-top: 3px;
	color: var(--color-muted);
	font-family: var(--font-sans);
	font-size: var(--font-size-label);
	font-weight: 600;
	letter-spacing: 0.08em;
}

.custom-logo-link,
.custom-logo {
	display: block;
}

.custom-logo {
	width: auto;
	max-height: 52px;
}

.site-header__menu-toggle {
	position: relative;
	z-index: 2;
	display: grid;
	place-items: center;
	width: 46px;
	height: 46px;
	margin-left: auto;
	padding: 0;
	border: 1px solid var(--color-walnut);
	border-radius: 50%;
	background: transparent;
	color: var(--color-brand-900);
	cursor: pointer;
}

.site-header__menu-icon,
.site-header__menu-icon::before,
.site-header__menu-icon::after {
	display: block;
	width: 18px;
	height: 1.5px;
	background: currentColor;
	transition: transform var(--transition), opacity var(--transition);
}

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

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

.site-header__menu-icon::before {
	top: -6px;
}

.site-header__menu-icon::after {
	top: 6px;
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-icon {
	background: transparent;
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-icon::before {
	transform: translateY(6px) rotate(45deg);
}

.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-icon::after {
	transform: translateY(-6px) rotate(-45deg);
}

.site-nav {
	position: absolute;
	top: 100%;
	left: 0;
	visibility: hidden;
	width: 100%;
	padding: 20px var(--gutter) 32px;
	background: rgb(var(--color-ivory-rgb) / 0.98);
	box-shadow: 0 24px 40px rgb(var(--color-brand-900-rgb) / 0.12);
	opacity: 0;
	transform: translateY(-12px);
	transition: opacity var(--transition), transform var(--transition), visibility 0s linear 320ms;
}

.site-header.is-menu-active .site-nav {
	visibility: visible;
	opacity: 1;
	transform: translateY(0);
	transition-delay: 0s;
}

.site-nav__list {
	display: flex;
	flex-direction: column;
	gap: 0;
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-nav__list a {
	display: block;
	padding: 13px 2px;
	border-bottom: 1px solid rgb(var(--color-brand-900-rgb) / 0.1);
	color: var(--color-ink);
	font-size: var(--font-size-small);
	font-weight: 700;
}

.site-header__contact {
	display: none;
}

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

@media (min-width: 600px) {
	.site-brand__tagline {
		display: block;
	}
}

@media (min-width: 1100px) {
	:root {
		--header-height: 96px;
	}

	.site-header__inner {
		gap: clamp(26px, 2.6vw, 46px);
	}

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

	.site-nav {
		position: static;
		visibility: visible;
		width: auto;
		margin-left: auto;
		padding: 0;
		background: transparent;
		box-shadow: none;
		opacity: 1;
		transform: none;
	}

	.site-nav__list {
		flex-direction: row;
		align-items: center;
		gap: clamp(18px, 2vw, 34px);
	}

	.site-nav__list a {
		position: relative;
		padding: 12px 0;
		border: 0;
		font-size: var(--font-size-small);
		white-space: nowrap;
	}

	.site-nav__list a::after {
		position: absolute;
		bottom: 5px;
		left: 0;
		width: 100%;
		height: 1px;
		background: var(--color-accent);
		content: "";
		transform: scaleX(0);
		transform-origin: right;
		transition: transform var(--transition);
	}

	.site-nav__list a:hover::after,
	.site-nav__list .current-menu-item > a::after {
		transform: scaleX(1);
		transform-origin: left;
	}

	.site-header__contact {
		display: inline-flex;
		flex: 0 0 auto;
		min-height: 50px;
		padding-inline: 20px;
		background: var(--color-brand-900);
		color: var(--color-white);
	}

	.site-header--fixed .site-header__inner {
		min-height: 78px;
	}

	.site-header--fixed .site-brand__tagline {
		display: none;
	}
}

@media (min-width: 783px) {
	.admin-bar .site-header--fixed {
		top: 32px;
	}
}