.site-header {
	position: sticky;
	top: 0;
	z-index: 90;
	padding-block: 0;
	background: #ffffff;
	border-bottom: 1px solid var(--color-border);
}

.site-header.is-scrolled {
	padding-block: 0;
	box-shadow: none;
	background: #ffffff;
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-5);
	min-height: 80px;
	padding: 0.85rem 0;
	border: 0;
	border-radius: 0;
	background: transparent;
	box-shadow: none;
}

.site-branding {
	display: flex;
	align-items: center;
	gap: var(--space-3);
	min-width: 0;
}

.site-branding__logo img {
	max-height: 2.75rem;
	width: auto;
}

.site-branding__content {
	display: grid;
	gap: 0.12rem;
}

.site-branding__title {
	font-size: 1.1rem;
	font-weight: 800;
	letter-spacing: -0.03em;
	color: #0a0a0a;
}

.site-branding__tagline {
	font-size: 0.9rem;
	color: var(--color-text-soft);
}

.menu-toggle {
	display: none;
	align-items: center;
	justify-content: center;
	padding: 0.8rem 1rem;
	border: 1px solid var(--color-border);
	border-radius: 999px;
	background: #ffffff;
	color: #0a0a0a;
	font-weight: 700;
}

.site-header__panel {
	display: flex;
	align-items: center;
	gap: var(--space-5);
	flex: 1;
	justify-content: flex-end;
}

.site-navigation {
	min-width: 0;
}

.site-header .menu {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.3rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-header .menu > li {
	position: relative;
}

.site-header .menu a {
	display: inline-flex;
	align-items: center;
	padding: 0.7rem 0.9rem;
	border-radius: 999px;
	font-weight: 600;
	color: #0a0a0a;
}

.site-header .menu a:hover,
.site-header .menu a:focus-visible {
	background: #ebf1ff;
	color: #1b4fd8;
}

.site-header .menu .sub-menu {
	position: absolute;
	top: calc(100% + 0.65rem);
	left: 0;
	display: grid;
	gap: 0.2rem;
	min-width: 14rem;
	padding: 0.65rem;
	margin: 0;
	list-style: none;
	border: 1px solid var(--color-border);
	border-radius: 16px;
	background: #ffffff;
	box-shadow: var(--shadow-sm);
	opacity: 0;
	pointer-events: none;
	transform: translateY(6px);
	transition: opacity var(--transition), transform var(--transition);
}

.site-header .menu .sub-menu a {
	padding: 0.75rem 0.85rem;
	border-radius: 0.75rem;
}

.site-header .menu li:hover > .sub-menu,
.site-header .menu li:focus-within > .sub-menu {
	opacity: 1;
	pointer-events: auto;
	transform: translateY(0);
}

@media (max-width: 960px) {
	.menu-toggle {
		display: inline-flex;
	}

	.site-header__panel {
		position: absolute;
		top: calc(100% + 0.8rem);
		left: 0.75rem;
		right: 0.75rem;
		display: none;
		flex-direction: column;
		align-items: stretch;
		padding: 1rem;
		border: 1px solid var(--color-border);
		border-radius: 1.25rem;
		background: rgba(255, 255, 255, 0.98);
		box-shadow: var(--shadow-md);
	}

	.site-header__panel.is-open {
		display: flex;
	}

	.site-navigation,
	.site-header .menu,
	.site-header .menu .sub-menu {
		width: 100%;
	}

	.site-header .menu {
		flex-direction: column;
		align-items: stretch;
	}

	.site-header .menu a {
		padding-inline: 0;
		border-radius: 0.75rem;
	}

	.site-header .menu .sub-menu {
		position: static;
		min-width: 100%;
		margin-top: 0.45rem;
		padding: 0.35rem 0 0 0.85rem;
		border: 0;
		box-shadow: none;
		opacity: 1;
		pointer-events: auto;
		transform: none;
		background: transparent;
	}
}

@media (max-width: 560px) {
	.site-branding__tagline {
		display: none;
	}

	.site-header__inner {
		gap: 0.8rem;
	}
}