/**
 * Site header and footer (decision 0026): a translucent sticky bar over the
 * page heroes, the brand mark, an active-page underline and a pill search.
 */

.vgp-header {
	position: sticky;
	top: 0;
	z-index: 1030;
	min-height: var(--vgp-header-height);
	background: rgba(var(--bs-body-bg-rgb), 0.82);
	backdrop-filter: saturate(140%) blur(14px);
	-webkit-backdrop-filter: saturate(140%) blur(14px);
	border-bottom: 1px solid var(--vgp-hairline);
}

.vgp-brand {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	color: var(--bs-emphasis-color);
	font-size: 1.35rem;
	font-weight: 800;
	letter-spacing: -0.03em;
	text-decoration: none;
}

.vgp-brand:hover {
	color: var(--bs-emphasis-color);
}

.vgp-brand__icon {
	width: 2rem;
	height: 2rem;
}

.vgp-brand__dot {
	color: var(--vgp-orange);
}

.vgp-header .navbar-nav .nav-link {
	position: relative;
	padding-inline: 0.85rem;
	font-weight: 500;
	color: var(--bs-secondary-color);
}

.vgp-header .navbar-nav .nav-link:hover,
.vgp-header .navbar-nav .nav-link:focus-visible {
	color: var(--bs-emphasis-color);
}

.vgp-header .navbar-nav .nav-link.active,
.vgp-header .navbar-nav .current-menu-item > .nav-link {
	color: var(--vgp-orange);
}

/* The active page's underline, flush with the bottom of the bar on wide screens. */
@media (min-width: 992px) {
	.vgp-header .navbar-nav .nav-link.active::after,
	.vgp-header .navbar-nav .current-menu-item > .nav-link::after {
		content: "";
		position: absolute;
		left: 0.85rem;
		right: 0.85rem;
		bottom: calc((var(--vgp-header-height) - 2.5rem) / -2);
		height: 2px;
		border-radius: 2px;
		background: var(--vgp-orange);
	}
}

.vgp-search {
	position: relative;
}

.vgp-search .form-control {
	padding-right: 2.75rem;
	border-radius: 50rem;
	background-color: rgba(255, 255, 255, 0.05);
	border-color: var(--bs-border-color);
}

.vgp-search .form-control:focus {
	background-color: rgba(255, 255, 255, 0.08);
	border-color: var(--vgp-orange);
}

.vgp-search__submit {
	position: absolute;
	top: 50%;
	right: 0.35rem;
	transform: translateY(-50%);
	border: 0;
	background: transparent;
	color: var(--vgp-orange);
	padding: 0.35rem 0.6rem;
	border-radius: 50rem;
}

/* The header search keeps a fixed width on wide screens (a flex item would shrink and cut the placeholder). */
@media (min-width: 992px) {
	.vgp-header .vgp-search {
		width: 22rem;
	}
}

.vgp-footer {
	border-top: 1px solid var(--vgp-hairline);
	background: #090a0c;
}

.vgp-footer .nav-link {
	color: var(--bs-secondary-color);
	padding-inline: 0.75rem;
}

.vgp-footer .nav-link:hover {
	color: var(--bs-emphasis-color);
}