.er-header {
	position: sticky;
	top: 0;
	z-index: 40;
	background: rgba(5, 8, 10, 0.96);
	backdrop-filter: blur(18px);
	border-bottom: 1px solid rgba(201, 154, 75, 0.22);
}

.er-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-top: var(--space-4);
	padding-bottom: var(--space-4);
	gap: var(--space-4);
}

.er-header__branding {
	display: flex;
	align-items: center;
	min-width: 0;
}

.er-header__logo-link {
	display: inline-flex;
	align-items: center;
	gap: var(--space-3);
	padding: 4px 0;
}

.er-header__logo-mark {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	border-radius: 50%;
	border: 1px solid rgba(201, 154, 75, 0.7);
	background: radial-gradient(
		circle at 30% 20%,
		rgba(201, 154, 75, 0.96),
		rgba(7, 26, 23, 1)
	);
	font-family: var(--font-serif);
	font-size: var(--font-size-sm);
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--color-neutral-900);
	box-shadow: var(--shadow-soft);
}

.er-header__logo-text {
	display: flex;
	flex-direction: column;
	gap: 2px;
	overflow: hidden;
}

.er-header__logo-title {
	font-family: var(--font-serif);
	font-size: var(--font-size-lg);
	letter-spacing: 0.18em;
	text-transform: uppercase;
}

.er-header__logo-subtitle {
	font-size: var(--font-size-xxs);
	letter-spacing: 0.22em;
	text-transform: uppercase;
	color: var(--color-text-muted);
	white-space: nowrap;
}

.er-header__nav {
	display: flex;
	align-items: center;
}

.er-header__nav-list {
	display: flex;
	align-items: center;
	gap: var(--space-6);
}

.er-header__nav-link {
	position: relative;
	font-size: var(--font-size-xs);
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--color-text-muted);
	padding-bottom: 4px;
}

.er-header__nav-link::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: 0;
	width: 0;
	height: 1px;
	background: linear-gradient(
		90deg,
		var(--color-accent-brass),
		var(--color-primary)
	);
	transition: width var(--transition-base);
}

.er-header__nav-link:hover {
	color: var(--color-text);
}

.er-header__nav-link:hover::after {
	width: 100%;
}

.er-header__nav-link:focus-visible {
	outline: none;
	box-shadow: var(--shadow-glow-primary);
	border-radius: var(--radius-xs);
	padding-inline: 6px;
	margin-inline: -6px;
}

.er-header__nav-item--cta {
	margin-left: var(--space-3);
}

.er-header__nav-link--cta {
	border-radius: var(--radius-pill);
	padding: 8px 18px;
	border: 1px solid rgba(201, 154, 75, 0.8);
	background: linear-gradient(
		135deg,
		rgba(18, 123, 97, 0.95),
		rgba(7, 36, 30, 0.95)
	);
	box-shadow: var(--shadow-soft);
	color: var(--color-text);
	letter-spacing: 0.18em;
}

.er-header__nav-link--cta::after {
	display: none;
}

.er-header__nav-link--cta:hover {
	background: linear-gradient(
		135deg,
		var(--color-primary-soft),
		var(--color-primary-dark)
	);
}

.er-header__toggle {
	display: none;
	position: relative;
	width: 42px;
	height: 34px;
	border-radius: 999px;
	border: 1px solid rgba(201, 154, 75, 0.7);
	background: rgba(8, 12, 15, 0.96);
	align-items: center;
	justify-content: center;
	gap: 4px;
	padding: 0;
}

.er-header__toggle-bar {
	width: 18px;
	height: 1.5px;
	border-radius: 999px;
	background: var(--color-neutral-100);
	transition:
		transform var(--transition-base),
		opacity var(--transition-base),
		background var(--transition-base);
}

.er-header__toggle:focus-visible {
	outline: 2px solid var(--color-accent-brass);
	outline-offset: 3px;
}

.er-header__toggle[aria-expanded="true"] .er-header__toggle-bar:first-child {
	transform: translateY(3px) rotate(42deg);
}

.er-header__toggle[aria-expanded="true"] .er-header__toggle-bar:last-child {
	transform: translateY(-3px) rotate(-42deg);
}

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

.er-header__nav--open {
	display: flex;
}

.er-header__nav--closing {
	animation: er-header-fade-out var(--transition-base) forwards;
}

@keyframes er-header-fade-out {
	from {
		opacity: 1;
		transform: translateY(0);
	}

	to {
		opacity: 0;
		transform: translateY(-6px);
	}
}

@media (max-width: 960px) {
	.er-header__inner {
		padding-top: var(--space-3);
		padding-bottom: var(--space-3);
	}

	.er-header__nav-list {
		gap: var(--space-4);
	}
}

@media (max-width: 768px) {
	.er-header__toggle {
		display: inline-flex;
        flex-direction: column;
	}

	.er-header__nav {
		position: fixed;
		width: 100%;
		top: 0;
		right: 0;
		left: 0;
		align-items: start;
		inset-block-start: 96px;
		background:
			radial-gradient(circle at top, rgba(200, 164, 90, 0.08), transparent 55%),
			rgba(9, 9, 12, 0.98);
		flex-direction: column;
		justify-content: space-between;
		padding: var(--space-6) var(--space-4) var(--space-6);
		transform: translateY(-100%);
		opacity: 0;
		pointer-events: none;
		transition:
			opacity var(--transition-base),
			transform var(--transition-base);
	}
.er-header__nav--open {
	display: flex;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}
	.er-header__nav-list {
		flex-direction: column;
		align-items: flex-start;
		gap: var(--space-3);
	}

	.er-header__nav-item--cta {
		margin-left: 0;
		margin-top: var(--space-3);
		width: 100%;
	}

	.er-header__nav-link--cta {
		display: flex;
		justify-content: center;
		width: 100%;
	}

	.er-header__nav-link {
		font-size: var(--font-size-sm);
		padding-top: 4px;
		padding-bottom: 4px;
	}

	.er-header__nav-link::after {
		bottom: 2px;
	}
}

@media (max-width: 520px) {
	.er-header__logo-subtitle {
		display: none;
	}

	.er-header__logo-title {
		font-size: var(--font-size-md);
		letter-spacing: 0.14em;
	}

	.er-header__inner {
		gap: var(--space-3);
	}
}