/* Header-specific styles for 'H and T' HỒ NGỌC HƯNG */

.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-block: 0.75rem;
}

/* Brand / Logo */

.site-header__brand {
	display: flex;
	align-items: center;
}

.site-header__logo {
	display: inline-flex;
	align-items: center;
	gap: 0.75rem;
}

.site-header__logo-mark {
	width: 38px;
	height: 38px;
	border-radius: 999px;
	background:
		radial-gradient(circle at 20% 0%, rgba(212, 177, 90, 0.8), transparent 55%),
		radial-gradient(
			circle at 80% 100%,
			rgba(152, 45, 63, 0.9),
			transparent 60%
		),
		linear-gradient(140deg, #171d27, #212835);
	box-shadow:
		0 0 0 1px rgba(212, 177, 90, 0.4),
		0 14px 30px rgba(0, 0, 0, 0.6);
	position: relative;
}

.site-header__logo-mark::after {
	content: "GF";
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-heading);
	font-size: 0.75rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--color-text-primary);
}

.site-header__logo-text {
	display: flex;
	flex-direction: column;
	line-height: 1.1;
}

.site-header__logo-title {
	font-family: var(--font-heading);
	font-size: 1.1rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--color-heading);
}

.site-header__logo-subtitle {
	font-family: var(--font-accent);
	font-size: 0.63rem;
	text-transform: uppercase;
	letter-spacing: 0.22em;
	color: var(--gray-400);
}

/* Navigation */

.site-header__nav {
	display: flex;
}

.site-nav {
	display: flex;
	align-items: center;
	gap: 2rem;
	font-family: var(--font-accent);
	font-size: 0.75rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
}

.site-nav__item a {
	color: var(--gray-200);
}

.site-nav__item a[aria-current="page"] {
	color: var(--color-heading);
}

.site-nav__item--cta .site-nav__cta {
	padding: 0.55rem 1.4rem;
	border-radius: var(--radius-pill);
	border: 1px solid rgba(212, 177, 90, 0.7);
	background: linear-gradient(
		135deg,
		var(--color-primary),
		var(--color-primary-hover)
	);
	color: var(--color-text-primary);
	box-shadow: var(--shadow-soft);
	font-size: 0.7rem;
	letter-spacing: 0.2em;
}

.site-nav__item--cta .site-nav__cta::after {
	display: none;
}

.site-nav__item--cta .site-nav__cta:hover {
	background: var(--color-primary-hover);
	border-color: rgba(212, 177, 90, 0.9);
}

/* Mobile toggle */

.site-header__toggle {
	display: none;
	align-items: center;
	gap: 0.5rem;
	color: var(--gray-200);
	cursor: pointer;
	padding: 0.35rem 0.75rem;
	border-radius: var(--radius-pill);
	border: 1px solid transparent;
	background: transparent;
	font-family: var(--font-accent);
	font-size: 0.68rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
}

.site-header__toggle-box {
	display: inline-flex;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
}

.site-header__toggle-line {
	width: 18px;
	height: 2px;
	border-radius: 999px;
	background: linear-gradient(
		90deg,
		var(--color-primary),
		var(--color-accent-bronze)
	);
	transition:
		transform var(--transition-base),
		opacity var(--transition-base);
}

.site-header__toggle-text {
	text-transform: uppercase;
}

/* Mobile layout */

@media (max-width: 880px) {
	.site-header__toggle {
		display: inline-flex;
	}

	.site-header__nav {
		position: fixed;
		inset-inline: 0;
		top: 56px;
		background: rgba(11, 15, 22, 0.98);
		border-bottom: 1px solid rgba(255, 255, 255, 0.08);
		transform: translateY(-110%);
		opacity: 0;
		visibility: hidden;
		transition:
			transform var(--transition-base),
			opacity var(--transition-base),
			visibility var(--transition-base);
	}

	.site-header__nav--open {
		transform: translateY(0);
		opacity: 1;
		visibility: visible;
	}

	.site-nav {
		flex-direction: column;
		align-items: flex-start;
		padding: 0.75rem 1.5rem 1.25rem;
		gap: 0.75rem;
	}

	.site-nav__item--cta {
		margin-top: 0.35rem;
	}
}

/* Mobile toggle animated state */

.site-header__toggle[aria-expanded="true"]
	.site-header__toggle-line:first-child {
	transform: translateY(3.5px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"]
	.site-header__toggle-line:last-child {
	transform: translateY(-3.5px) rotate(-45deg);
}

/* Scrolled header refinement */

.site-header--scrolled {
	transform: translateY(0);
}