/* Site header, primary nav and mega-menu panels. Loaded on every page. */

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
	background: rgba(15, 24, 71, 0.96);
	-webkit-backdrop-filter: blur(16px) saturate(160%);
	backdrop-filter: blur(16px) saturate(160%);
	border-bottom: 1px solid rgba(255, 255, 255, 0.1);
	position: sticky;
	top: 0;
	z-index: 1001;
	transition: background-color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
/* At the top: dark navy. After scrolling: translucent glass + shadow. */
.site-header.is-scrolled {
	background: rgba(28, 48, 117, 0.62);
	border-bottom-color: rgba(255, 255, 255, 0.16);
	box-shadow: 0 8px 28px rgba(15, 24, 71, 0.3);
}
.site-header__inner { transition: padding 0.3s ease; }
.site-header.is-scrolled .site-header__inner { padding-block: 0.6rem; }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
	.site-header, .site-header.is-scrolled { background: var(--color-navy-800); }
}
.admin-bar .site-header { top: 32px; }
@media screen and (max-width: 782px) {
	.admin-bar .site-header { top: 46px; }
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding-block: 1rem;
	gap: var(--space-md);
}
.site-header__logo {
	text-decoration: none;
	color: var(--color-white);
	font-weight: 800;
	font-size: 1.25rem;
	display: flex;
	align-items: center;
}
.site-header__logo img {
	height: 28px;
	width: auto;
	max-width: none;
	display: block;
}
.site-header__logo .custom-logo-link {
	display: flex;
	align-items: center;
}

.site-nav__list {
	display: flex;
	align-items: center;
	gap: 1.75rem;
}
.site-header__inner {
	flex-wrap: nowrap;
}
.site-nav__item { position: relative; }
.site-nav__link {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	text-decoration: none;
	color: rgba(255,255,255,0.85);
	font-weight: 600;
	font-size: 0.95rem;
	padding-block: 0.5rem;
}
.site-nav__item.is-active > .site-nav__link,
.site-nav__link:hover,
.site-nav__link:focus-visible {
	color: var(--color-white);
}
.site-nav__item.is-active > .site-nav__link {
	border-bottom: 2px solid var(--color-accent);
}
.site-nav__chevron { transition: transform 0.15s ease; }
.site-nav__item--has-dropdown:hover .site-nav__chevron,
.site-nav__item--has-dropdown:focus-within .site-nav__chevron {
	transform: rotate(180deg);
}

.site-nav__submenu {
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 220px;
	background: var(--color-white);
	border-radius: var(--radius-sm);
	box-shadow: var(--shadow-card-lg);
	padding: 0.5rem;
	opacity: 0;
	visibility: hidden;
	transform: translateY(6px);
	transition: opacity 0.15s ease, transform 0.15s ease;
}
.site-nav__item--has-dropdown:hover .site-nav__submenu,
.site-nav__item--has-dropdown:focus-within .site-nav__submenu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}
.site-nav__submenu .site-nav__link { color: var(--color-navy-text); padding: 0.5rem 0.75rem; border-radius: 6px; }

/* Mega-menu dropdown panels (Solutions / Products / Resources) */
.mega-panel {
	position: absolute;
	top: 100%;
	left: 0;
	--mega-nudge: 0px;
	transform: translate(var(--mega-nudge), 6px);
	width: min(94vw, 980px);
	background: var(--color-white);
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-card-lg);
	padding: var(--space-md);
	display: grid;
	grid-template-columns: 1fr 300px;
	gap: var(--space-md);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.15s ease, transform 0.15s ease;
	z-index: 20;
}
.site-nav__item--mega:hover .mega-panel,
.site-nav__item--mega:focus-within .mega-panel {
	opacity: 1;
	visibility: visible;
	transform: translate(var(--mega-nudge), 0);
}
/* Default alignment per dropdown: left item opens left, middle centers,
   right item opens right — avoids all three defaulting to the same edge.
   --mega-nudge (set by JS) can still pull a panel in if it would overflow. */
.mega-panel--solutions { left: 0; right: auto; }
.mega-panel--products { left: 50%; right: auto; transform: translate(calc(-50% + var(--mega-nudge)), 6px); }
.site-nav__item--mega:hover .mega-panel--products,
.site-nav__item--mega:focus-within .mega-panel--products { transform: translate(calc(-50% + var(--mega-nudge)), 0); }
.mega-panel--resources { left: auto; right: 0; }
.mega-panel__eyebrow {
	display: block;
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--color-accent-dark);
	margin-bottom: 0.5rem;
}
.mega-panel__intro { color: var(--color-text-body); font-size: 0.9rem; margin-bottom: 0.85rem; }
.mega-panel__items {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.3rem 0.75rem;
}
.mega-panel__item {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.1rem;
	padding: 0.5rem 0.6rem;
	border-radius: var(--radius-sm);
	text-decoration: none;
	transition: background 0.15s ease;
}
.mega-panel__item:hover { background: var(--color-off-white); }
.mega-panel__item-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	border-radius: var(--radius-sm);
	background: var(--color-gray-100);
	color: var(--color-navy-text);
	margin-bottom: 0.25rem;
}
.mega-panel__item-icon svg { width: 18px; height: 18px; }
.mega-panel__item-title { font-weight: 700; color: var(--color-navy-text); font-size: 0.95rem; }
.mega-panel__item-description { color: var(--color-text-muted); font-size: 0.82rem; }
.mega-panel__item--featured {
	background: var(--color-navy-950);
	grid-column: 1;
}
.mega-panel__item--featured .mega-panel__item-title,
.mega-panel__item--featured .mega-panel__item-description { color: var(--color-white); }
.mega-panel__item--featured .mega-panel__item-icon { background: rgba(255,255,255,0.12); color: var(--color-white); }
.mega-panel__item--featured:hover { background: var(--color-navy-900); }
.mega-panel__side {
	background: var(--color-navy-950);
	border-radius: var(--radius-md);
	padding: var(--space-md);
	display: flex;
	flex-direction: column;
	color: var(--color-white);
}
.mega-panel__eyebrow--side { color: var(--color-accent); }
.mega-panel__side-heading { color: var(--color-white); font-size: 1.15rem; margin-bottom: 0.5rem; }
.mega-panel__side-body { color: var(--color-gray-300); font-size: 0.85rem; margin-bottom: 0.75rem; }
.mega-panel__side-stat {
	display: inline-block;
	align-self: flex-start;
	background: rgba(255,255,255,0.08);
	border: 1px solid rgba(255,255,255,0.15);
	border-radius: var(--radius-sm);
	padding: 0.4rem 0.7rem;
	font-size: 0.85rem;
	font-weight: 700;
	margin-bottom: 1rem;
}
.mega-panel__side-cta { margin-top: auto; align-self: flex-start; }
.site-nav__submenu .site-nav__link:hover { background: var(--color-off-white); }

.site-header__actions {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	flex-shrink: 0;
}

.site-header__toggle {
	display: none;
	flex-direction: column;
	gap: 5px;
	background: none;
	border: none;
	cursor: pointer;
	padding: 0.5rem;
}
.site-header__toggle-bar {
	width: 22px;
	height: 2px;
	background: var(--color-white);
	border-radius: 2px;
}

@media (max-width: 1220px) {
	.site-header__toggle { display: flex; }
	.site-header__actions .btn--outline-light { display: none; }
	.site-nav {
		position: absolute;
		top: 100%;
		left: 0;
		right: 0;
		background: var(--color-navy-950);
		max-height: 0;
		overflow: hidden;
		transition: max-height 0.25s ease;
	}
	.site-nav.is-open { max-height: 80vh; overflow-y: auto; }
	.site-nav__list { flex-direction: column; align-items: stretch; padding: var(--space-sm) var(--space-md) var(--space-md); gap: 0; }
	.site-nav__item { width: 100%; }
	.site-nav__link { padding: 0.75rem 0; width: 100%; justify-content: space-between; }
	.site-nav__submenu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		background: rgba(255,255,255,0.04);
		display: none;
	}
	.site-nav__item--has-dropdown:focus-within .site-nav__submenu,
	.site-nav__item--has-dropdown.is-open .site-nav__submenu { display: block; }
	.site-nav__submenu .site-nav__link { color: var(--color-white); }

	.mega-panel {
		position: static;
		width: auto;
		transform: none;
		opacity: 1;
		visibility: visible;
		display: none;
		grid-template-columns: 1fr;
		box-shadow: none;
		background: rgba(255,255,255,0.04);
		padding: var(--space-md) 0;
	}
	.site-nav__item--mega:focus-within .mega-panel,
	.site-nav__item--mega.is-open .mega-panel { display: grid; }
	.mega-panel__items { grid-template-columns: 1fr; }
	.mega-panel__item-title { color: var(--color-white); }
	.mega-panel__item-description { color: var(--color-gray-300); }
	.mega-panel__intro { color: var(--color-gray-300); }
}