/**
 * Header — sticky, transparent → solid on scroll
 */

/* Hide Astra default header remnants when our header is active */
.bupmangnon-theme .main-header-bar-wrap,
.bupmangnon-theme .ast-mobile-header-wrap,
.bupmangnon-theme .ast-above-header-wrap,
.bupmangnon-theme .ast-below-header-wrap {
	display: none !important;
}

.bmn-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 1000;
	height: var(--bmn-header-h);
	transition: background var(--bmn-transition), box-shadow var(--bmn-transition), backdrop-filter var(--bmn-transition);
	background: transparent;
}

.bmn-header.is-scrolled {
	background: rgba(255, 250, 245, 0.95);
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	box-shadow: 0 2px 20px rgba(27, 94, 32, 0.08);
}

/* Always solid white header (aligned with live site) */
body.bupmangnon-theme .bmn-header {
	background: #ffffff;
	box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

body.bupmangnon-theme .bmn-header.is-scrolled {
	background: #ffffff;
	box-shadow: 0 4px 18px rgba(20, 38, 28, 0.08);
}

.bmn-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	height: var(--bmn-header-h);
	max-width: var(--bmn-container);
	margin-inline: auto;
	padding-inline: var(--bmn-gutter);
}

/* Logo — luôn về trang chủ + hiệu ứng hover */
.bmn-header__logo {
	flex-shrink: 0;
	display: flex;
	align-items: center;
	gap: 0.65rem;
	text-decoration: none !important;
	z-index: 1002;
	line-height: 0;
	border-radius: 8px;
	transition: transform var(--bmn-transition);
}

.bmn-header__logo img {
	max-height: 48px;
	width: auto;
	display: block;
	transform-origin: center center;
	transition:
		transform 0.4s cubic-bezier(0.34, 1.4, 0.64, 1),
		filter 0.3s ease;
	will-change: transform;
}

.bmn-header__logo:hover img {
	transform: scale(1.08) translateY(-2px);
	filter: drop-shadow(0 6px 12px rgba(27, 174, 112, 0.28));
}

.bmn-header__logo:active img {
	transform: scale(0.97) translateY(0);
	filter: none;
}

.bmn-header__logo:focus-visible {
	box-shadow: var(--bmn-focus);
}

@media (prefers-reduced-motion: reduce) {
	.bmn-header__logo img,
	.bmn-header__logo:hover img,
	.bmn-header__logo:active img {
		transition: none;
		transform: none;
		filter: none;
	}
}

.bmn-header__brand {
	display: flex;
	flex-direction: column;
	line-height: 1.2;
}

.bmn-header__brand-name {
	font-family: var(--bmn-font-heading);
	font-weight: var(--bmn-fw-bold);
	font-size: 1rem;
	color: var(--bmn-dark);
	transition: color var(--bmn-transition);
}

.bmn-header__brand-slogan {
	font-size: 0.7rem;
	color: var(--bmn-text-muted);
	font-weight: var(--bmn-fw-medium);
}

/* Front page header stays solid white (live site). Scroll still adds shadow. */

/* Nav desktop */
.bmn-header__nav {
	display: none;
	flex: 1;
	justify-content: center;
}

.bmn-nav__list {
	display: flex;
	align-items: center;
	gap: 0.15rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.bmn-nav__list > .menu-item {
	position: relative;
}

.bmn-nav__link {
	display: inline-flex;
	align-items: center;
	gap: 0.2rem;
	padding: 0.5rem 0.85rem;
	font-size: 0.8125rem;
	font-weight: 600;
	color: #3d4540;
	text-decoration: none !important;
	border-radius: 999px;
	transition: color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
	white-space: nowrap;
}

.bmn-nav__link:hover {
	color: #c77800;
	background: rgba(245, 166, 35, 0.12);
}

.bmn-nav__link.is-active,
.bmn-nav__link[aria-current="page"] {
	color: #ffffff !important;
	background: #f5a623 !important;
	box-shadow: 0 2px 10px rgba(245, 166, 35, 0.35);
}

.bmn-nav__caret {
	display: inline-flex;
	transition: transform var(--bmn-transition);
}

.bmn-has-children:hover > .bmn-nav__link .bmn-nav__caret,
.bmn-has-children:focus-within > .bmn-nav__link .bmn-nav__caret {
	transform: rotate(180deg);
}

/* Dropdown */
.bmn-nav__sub {
	position: absolute;
	top: calc(100% + 0.35rem);
	left: 0;
	min-width: 220px;
	background: var(--bmn-white);
	border-radius: var(--bmn-radius-sm);
	box-shadow: var(--bmn-shadow-hover);
	list-style: none;
	margin: 0;
	padding: 0.5rem;
	opacity: 0;
	visibility: hidden;
	transform: translateY(8px);
	transition: opacity var(--bmn-transition), transform var(--bmn-transition), visibility var(--bmn-transition);
	border: 1px solid var(--bmn-border);
	z-index: 100;
}

.bmn-has-children:hover > .bmn-nav__sub,
.bmn-has-children:focus-within > .bmn-nav__sub {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

.bmn-nav__sub .bmn-nav__link {
	display: block;
	width: 100%;
	color: #3d4540 !important;
	padding: 0.65rem 0.85rem;
	white-space: normal;
	border-radius: 8px;
}

.bmn-nav__sub .bmn-nav__link:hover {
	background: rgba(245, 166, 35, 0.12) !important;
	color: #c77800 !important;
}

.bmn-nav__sub .menu-item.current-menu-item > .bmn-nav__link {
	color: #ffffff !important;
	background: #f5a623 !important;
}

/* Active top-level when on category/page */
.bmn-nav__list > .menu-item.current-menu-item > .bmn-nav__link,
.bmn-nav__list > .menu-item.current-menu-ancestor > .bmn-nav__link,
.bmn-nav__list > .menu-item.current-menu-parent > .bmn-nav__link {
	color: #ffffff !important;
	background: #f5a623 !important;
	box-shadow: 0 2px 10px rgba(245, 166, 35, 0.35);
}

/* CTA + actions */
.bmn-header__actions {
	display: flex;
	align-items: center;
	gap: 0.65rem;
	flex-shrink: 0;
}

.bmn-header__donate {
	display: none;
}

.bmn-header__toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	padding: 0;
	border: none;
	background: rgba(46, 125, 50, 0.1);
	border-radius: var(--bmn-radius-sm);
	color: var(--bmn-primary);
	cursor: pointer;
	transition: background var(--bmn-transition);
	z-index: 1002;
}

.bmn-front-page .bmn-header:not(.is-scrolled) .bmn-header__toggle {
	background: rgba(255, 255, 255, 0.2);
	color: var(--bmn-white);
}

.bmn-header__toggle:hover {
	background: rgba(46, 125, 50, 0.18);
}

.bmn-header__toggle[aria-expanded="true"] {
	background: var(--bmn-primary);
	color: var(--bmn-white);
}

/* Mobile drawer */
.bmn-header__drawer {
	position: fixed;
	inset: 0;
	z-index: 1001;
	pointer-events: none;
}

.bmn-header__drawer.is-open {
	pointer-events: auto;
}

.bmn-header__drawer-backdrop {
	position: absolute;
	inset: 0;
	background: rgba(27, 94, 32, 0.45);
	opacity: 0;
	transition: opacity var(--bmn-transition);
}

.bmn-header__drawer.is-open .bmn-header__drawer-backdrop {
	opacity: 1;
}

.bmn-header__drawer-panel {
	position: absolute;
	top: 0;
	right: 0;
	width: min(320px, 88vw);
	height: 100%;
	background: var(--bmn-bg);
	padding: calc(var(--bmn-header-h) + 1rem) 1.25rem 2rem;
	transform: translateX(100%);
	transition: transform var(--bmn-transition);
	overflow-y: auto;
	box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
}

.bmn-header__drawer.is-open .bmn-header__drawer-panel {
	transform: translateX(0);
}

.bmn-header__drawer .bmn-nav__list {
	flex-direction: column;
	align-items: stretch;
	gap: 0.25rem;
}

.bmn-header__drawer .bmn-nav__link {
	padding: 0.85rem 1rem;
	font-size: 1.05rem;
	color: #3d4540 !important;
	border-radius: 10px;
}

.bmn-header__drawer .bmn-nav__link:hover {
	color: #c77800 !important;
	background: rgba(245, 166, 35, 0.12) !important;
}

.bmn-header__drawer .menu-item.current-menu-item > .bmn-nav__link,
.bmn-header__drawer .menu-item.current-menu-ancestor > .bmn-nav__link,
.bmn-header__drawer .bmn-nav__link.is-active {
	color: #ffffff !important;
	background: #f5a623 !important;
}

.bmn-header__drawer .bmn-nav__sub {
	position: static;
	opacity: 1;
	visibility: visible;
	transform: none;
	box-shadow: none;
	border: none;
	background: rgba(46, 125, 50, 0.05);
	margin: 0.25rem 0 0.5rem 0.75rem;
	padding: 0.35rem;
	display: none;
}

.bmn-header__drawer .bmn-has-children.is-expanded > .bmn-nav__sub {
	display: block;
}

.bmn-header__drawer-donate {
	display: flex;
	width: 100%;
	margin-top: 1.5rem;
	justify-content: center;
}

/* Offset content below fixed header (all pages) */
body.bupmangnon-theme {
	padding-top: var(--bmn-header-h);
}

.bupmangnon-theme.bmn-front-page {
	/* front-page handles its own top padding in .bmn-front */
	padding-top: 0;
}

/* Desktop */
@media (min-width: 1024px) {
	.bmn-header__nav {
		display: flex;
	}

	.bmn-header__donate {
		display: inline-flex;
	}

	.bmn-header__toggle {
		display: none;
	}

	.bmn-header__drawer {
		display: none;
	}

	.bmn-header__brand-name {
		font-size: 1.05rem;
	}
}

/* Lock body when menu open */
body.bmn-menu-open {
	overflow: hidden;
}