/* Sticky header + mobile menu */

.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: transparent;
	transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.scrolled {
	background-color: var(--color-white);
	box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--grid-gap);
	padding: 16px 0;
}

.site-header__logo img {
	display: block;
	height: 40px;
	width: auto;
}

.site-nav__list {
	display: flex;
	align-items: center;
	gap: 28px;
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-nav__list a {
	color: var(--color-muted);
	font-weight: 500;
	text-decoration: none;
	font-size: 15px;
}

.site-nav__list a:hover {
	color: var(--color-primary);
}

.site-header__cta {
	display: flex;
	align-items: center;
	gap: 12px;
}

.hamburger {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 44px;
	height: 44px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 0;
}

.hamburger span {
	display: block;
	width: 24px;
	height: 2px;
	background-color: var(--color-text);
	transition: transform 0.2s ease, opacity 0.2s ease;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
	transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
	opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
	transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1024px) {
	.site-header__cta .btn--outline {
		display: none;
	}
}

@media (max-width: 768px) {
	.hamburger {
		display: flex;
	}

	.site-nav {
		position: fixed;
		top: 72px;
		left: 0;
		right: 0;
		background: var(--color-white);
		max-height: 0;
		overflow: hidden;
		transition: max-height 0.25s ease;
	}

	.site-nav.is-open {
		max-height: calc(100vh - 72px);
		overflow-y: auto;
	}

	.site-nav__list {
		flex-direction: column;
		align-items: flex-start;
		gap: 0;
		padding: 12px 20px 24px;
	}

	.site-nav__list li {
		width: 100%;
		border-bottom: 1px solid var(--color-border);
	}

	.site-nav__list a {
		display: block;
		padding: 14px 0;
	}

	.site-header__cta .btn--solid {
		display: none;
	}
}