/**
 * sections.css — bố cục cấp trang: đầu trang, chân trang, các dải.
 */

/* — Đầu trang — */

.site-header {
	position: fixed;
	top: 0;
	right: 0;
	left: 0;
	z-index: var(--z-header);
	padding-top: var(--sp-3);
	pointer-events: none;
}

.admin-bar .site-header {
	top: var(--wp-admin--admin-bar--height, 32px);
}

.site-header__bar {
	display: flex;
	position: relative;
	align-items: center;
	justify-content: space-between;
	gap: var(--sp-5);
	width: calc(100% - clamp(1rem, 4vw, 3rem));
	min-height: 4.25rem;
	padding: var(--sp-2) clamp(var(--sp-4), 2vw, var(--sp-5));
	border: 1px solid var(--c-line);
	border-radius: var(--radius-pill);
	background: rgba(253, 251, 247, 0.9);
	box-shadow: var(--shadow);
	-webkit-backdrop-filter: saturate(150%) blur(14px);
	backdrop-filter: saturate(150%) blur(14px);
	pointer-events: auto;
	transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
		box-shadow var(--dur) var(--ease);
}

.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .site-header__bar {
	border-color: rgba(255, 255, 255, 0.24);
	background: rgba(28, 46, 37, 0.16);
	box-shadow: 0 12px 32px -20px rgba(0, 0, 0, 0.55);
	-webkit-backdrop-filter: blur(6px);
	backdrop-filter: blur(6px);
}

.site-header.is-scrolled .site-header__bar {
	border-color: var(--c-line);
	background: var(--c-cream);
	box-shadow: var(--shadow);
	-webkit-backdrop-filter: none;
	backdrop-filter: none;
}

.site-header--surface + .site-main {
	padding-top: calc(var(--header-height, 5.25rem) + var(--sp-3));
}

.site-header__brand {
	display: flex;
	min-width: 0;
	flex-direction: column;
	gap: 0.1rem;
}

.site-header__name {
	font-family: var(--font-display);
	font-size: var(--fs-lg);
	font-weight: 550;
	color: var(--c-pine);
	text-decoration: none;
	transition: color var(--dur) var(--ease);
}

.site-header__tagline {
	color: var(--c-text-muted);
	font-size: var(--fs-micro);
	letter-spacing: 0.04em;
	transition: color var(--dur) var(--ease);
}

.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .site-header__name,
.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .site-nav a,
.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .site-header__menu-toggle {
	color: var(--c-white);
}

.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .site-header__tagline {
	color: rgba(255, 255, 255, 0.72);
}

.nav-list {
	display: flex;
	flex-wrap: wrap;
	gap: var(--sp-5);
	margin: 0;
	padding: 0;
	list-style: none;
}

.nav-list--stack {
	flex-direction: column;
	gap: var(--sp-3);
}

.nav-list a {
	color: inherit;
	font-size: var(--fs-sm);
	text-decoration: none;
}

.nav-list a:hover {
	color: var(--c-terracotta-deep);
}

.site-header .nav-list {
	align-items: center;
	flex-wrap: nowrap;
	gap: var(--sp-1);
}

.site-header .nav-list a {
	display: block;
	padding: 0.5rem 0.75rem;
	border-radius: var(--radius-pill);
	white-space: nowrap;
	transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.site-header .nav-list a:hover,
.site-header .nav-list .current-menu-item > a,
.site-header .nav-list .current-menu-ancestor > a {
	background: var(--c-accent-soft);
	color: var(--c-terracotta-deep);
}

.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .nav-list a:hover,
.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .nav-list .current-menu-item > a,
.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .nav-list .current-menu-ancestor > a {
	background: rgba(255, 255, 255, 0.14);
	color: var(--c-white);
}

.site-header__menu-toggle {
	display: grid;
	place-items: center;
	flex: 0 0 auto;
	width: 2.75rem;
	height: 2.75rem;
	padding: 0;
	border: 1px solid var(--c-line);
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.12);
	color: var(--c-pine);
	cursor: pointer;
}

.site-header__menu-toggle:hover,
.site-header__menu-toggle:focus-visible {
	border-color: var(--c-terracotta);
	background: var(--c-accent-soft);
	color: var(--c-terracotta-deep);
}

.site-header--overlay:not(.is-scrolled):not(.is-menu-open) .site-header__menu-toggle {
	border-color: rgba(255, 255, 255, 0.3);
	background: rgba(255, 255, 255, 0.12);
}

.site-header.is-enhanced .site-nav {
	position: absolute;
	top: calc(100% + var(--sp-2));
	right: 0;
	min-width: 15rem;
	max-height: 0;
	overflow: hidden;
	border: 1px solid transparent;
	border-radius: var(--radius);
	background: var(--c-cream);
	box-shadow: var(--shadow);
	opacity: 0;
	visibility: hidden;
	pointer-events: none;
	transform: translateY(-0.4rem);
	transition: max-height 300ms var(--ease), opacity var(--dur) var(--ease),
		visibility var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.site-header.is-enhanced.is-menu-open .site-nav {
	max-height: 20rem;
	border-color: var(--c-line);
	opacity: 1;
	visibility: visible;
	pointer-events: auto;
	transform: translateY(0);
}

.site-header.is-enhanced .site-nav .nav-list {
	align-items: stretch;
	flex-direction: column;
	gap: var(--sp-1);
	padding: var(--sp-2);
}

.site-header.is-enhanced .site-nav .nav-list a {
	padding: 0.7rem 0.85rem;
}

.site-header__menu-icon {
	display: block;
}

.site-header__close-lines,
.site-header.is-menu-open .site-header__menu-lines {
	display: none;
}

.site-header.is-menu-open .site-header__close-lines {
	display: block;
}

.is-dark .nav-list a:hover {
	color: var(--c-terracotta);
}

@media (max-width: 640px) {
	.site-header {
		padding-top: var(--sp-2);
	}

	.admin-bar .site-header {
		top: var(--wp-admin--admin-bar--height, 46px);
	}

	.site-header__bar {
		display: block;
		position: relative;
		align-items: center;
		width: calc(100% - 1rem);
		min-height: 3.5rem;
		padding: 0.75rem 4.25rem 0.75rem 0.75rem;
		border-radius: 1.25rem;
	}

	.site-header__name {
		display: block;
		overflow: hidden;
		font-size: 1rem;
		text-overflow: ellipsis;
		white-space: nowrap;
	}

	.site-header__tagline {
		display: none;
	}

	.site-header.is-enhanced .site-header__menu-toggle {
		position: absolute;
		top: 0.48rem;
		right: 0.65rem;
		z-index: 2;
		place-items: center;
		border-color: transparent;
		background: var(--c-terracotta);
		color: var(--c-white);
		box-shadow: var(--shadow-sm);
	}

	.site-nav {
		width: 100%;
	}

	.site-header.is-enhanced .site-nav {
		position: static;
		min-width: 0;
		border-radius: 0;
		background: transparent;
		box-shadow: none;
		transform: none;
	}

	.site-header.is-enhanced.is-menu-open .site-nav {
		margin-top: var(--sp-2);
		padding-top: var(--sp-2);
		border-top: 1px solid var(--c-line);
	}

	.site-header .nav-list {
		align-items: stretch;
		flex-direction: column;
		gap: var(--sp-1);
		width: 100%;
	}

	.site-header .nav-list a {
		padding: 0.65rem 0.75rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.site-header__bar,
	.site-header__menu-toggle,
	.site-header.is-enhanced .site-nav {
		transition: none;
	}
}

/* — Chân trang — */

.site-footer {
	margin-top: var(--sp-9);
	padding-block: var(--sp-8);
}

.site-footer__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
	gap: var(--sp-7);
}

.site-footer__name {
	margin-bottom: var(--sp-2);
	font-family: var(--font-display);
	font-size: var(--fs-lg);
	color: var(--c-on-dark);
}

.site-footer__note,
.site-footer__legal {
	color: var(--c-on-dark-muted);
	font-size: var(--fs-sm);
}

.site-footer__legal {
	margin-top: var(--sp-7);
	padding-top: var(--sp-5);
	border-top: 1px solid var(--c-line-dark);
}

/* — Dải mở đầu thường (trang, danh sách) — */

.page-hero {
	padding-block: clamp(4rem, 10vw, 7rem) var(--sp-7);
	background: var(--c-pine);
	color: var(--c-on-dark);
}

.page-hero .breadcrumb {
	color: var(--c-on-dark-muted);
}

.page-hero__title {
	margin-bottom: var(--sp-3);
	color: var(--c-on-dark);
	font-size: var(--fs-2xl);
}

.page-hero__lede {
	max-width: 44rem;
	margin: 0;
	color: var(--c-on-dark-muted);
	font-size: var(--fs-md);
}

/* — Lưới cơ sở / đơn vị — */

.band {
	padding-block: clamp(var(--sp-7), 7vw, var(--sp-9));
}

.band--tight {
	padding-block: var(--sp-6) 0;
}

[id] {
	scroll-margin-top: calc(var(--header-height, 5rem) + var(--sp-3));
}

.card-grid--destinations {
	grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* — Kiểm tra lịch trống — */

.availability-section {
	background: var(--c-cream-deep);
}

.availability-shell {
	display: grid;
	grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.35fr);
	gap: var(--sp-7);
	align-items: center;
	padding: clamp(var(--sp-6), 5vw, var(--sp-8));
	background: var(--c-white);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow);
}

.availability-shell .section__head {
	margin-bottom: var(--sp-4);
}

.availability-form {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--sp-4);
}

.availability-form label {
	display: grid;
	gap: var(--sp-2);
	color: var(--c-text-muted);
	font-size: var(--fs-sm);
}

.availability-form input {
	width: 100%;
	min-height: 3rem;
	padding: 0.7rem 0.8rem;
	border: 1px solid var(--c-line-strong);
	border-radius: var(--radius-sm);
	background: var(--c-cream);
	color: var(--c-text);
	font: inherit;
}

.availability-form .btn {
	align-self: end;
	min-height: 3rem;
}

.availability-results {
	margin-top: var(--sp-6);
}

.availability-results__extras {
	margin-top: calc(-1 * var(--sp-2));
	color: var(--c-text-muted);
	font-size: var(--fs-sm);
}

.availability-list {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--sp-3);
}

.availability-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--sp-4);
	padding: var(--sp-4) var(--sp-5);
	background: var(--c-white);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
}

.availability-item__main {
	display: flex;
	align-items: center;
	min-width: 0;
	gap: var(--sp-3);
}

.availability-item__media {
	flex: 0 0 3.5rem;
	width: 3.5rem;
	height: 3.5rem;
	overflow: hidden;
	border-radius: 10px;
	background: var(--c-cream-deep);
}

.availability-item__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.availability-item__copy {
	min-width: 0;
}

.availability-item strong,
.availability-item small {
	display: block;
}

.availability-item a {
	color: var(--c-pine);
	text-decoration: none;
}

.availability-item small {
	margin-top: var(--sp-1);
	color: var(--c-text-muted);
}

.availability-item__media:focus-visible,
.availability-item a:focus-visible {
	outline: 3px solid var(--c-terracotta);
	outline-offset: 3px;
}

/* — Dịch vụ cộng thêm — */

.service-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr));
	gap: var(--sp-4);
}

.service-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	background: var(--c-white);
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow-sm);
}

.service-card__media {
	aspect-ratio: 16 / 9;
	overflow: hidden;
	background: var(--c-cream-deep);
}

.service-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 500ms var(--ease);
}

.service-card:hover .service-card__media img {
	transform: scale(1.03);
}

.service-card__body {
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: 0 var(--sp-5) var(--sp-5);
}

.service-card__icon {
	display: inline-grid;
	position: relative;
	place-items: center;
	width: 2.8rem;
	height: 2.8rem;
	margin: -1.4rem 0 var(--sp-3);
	border: 3px solid var(--c-white);
	border-radius: 50%;
	background: var(--c-accent-soft);
	color: var(--c-terracotta-deep);
	font-family: var(--font-display);
	font-size: var(--fs-lg);
}

.service-card h3 {
	margin-bottom: var(--sp-2);
}

.service-card p {
	flex: 1;
	color: var(--c-text-muted);
	font-size: var(--fs-sm);
}

.service-card strong {
	color: var(--c-terracotta-deep);
	font-size: var(--fs-sm);
}

.service-card__check {
	display: flex;
	align-items: center;
	gap: var(--sp-2);
	margin-top: var(--sp-4);
	padding-top: var(--sp-3);
	border-top: 1px solid var(--c-line);
	color: var(--c-pine);
	font-size: var(--fs-sm);
	cursor: pointer;
}

.service-card__check input {
	width: 1.05rem;
	height: 1.05rem;
	accent-color: var(--c-terracotta);
}

.panel__request {
	margin: 0 0 var(--sp-5);
	padding: var(--sp-4);
	border-radius: var(--radius);
	background: var(--c-cream-deep);
}

.panel__request h3 {
	margin-bottom: var(--sp-2);
	font-size: var(--fs-md);
}

.panel__request p,
.panel__request ul {
	margin-bottom: 0;
	font-size: var(--fs-sm);
}

/* — Instagram / TikTok — */

.social-grid {
	display: grid;
	grid-template-columns: 1.2fr 1fr 1fr;
	gap: var(--sp-3);
}

.social-card {
	position: relative;
	min-height: 22rem;
	margin: 0;
	overflow: hidden;
	border-radius: var(--radius-lg);
	background: var(--c-pine);
}

.social-card img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 500ms var(--ease);
}

.social-card:hover img {
	transform: scale(1.03);
}

.social-card figcaption {
	position: absolute;
	right: 0;
	bottom: 0;
	left: 0;
	padding: var(--sp-7) var(--sp-5) var(--sp-5);
	background: linear-gradient(transparent, rgba(28, 46, 37, 0.82));
	color: var(--c-white);
	font-size: var(--fs-sm);
}

.social-card figcaption span {
	display: block;
	margin-bottom: var(--sp-1);
	color: var(--c-terracotta);
	font-size: var(--fs-micro);
	font-weight: 700;
	letter-spacing: var(--ls-label);
	text-transform: uppercase;
}

.social-contact {
	margin-top: var(--sp-5);
	padding: var(--sp-5);
	border: 1px solid var(--c-line);
	border-radius: var(--radius-lg);
	background: var(--c-cream-deep);
}

.social-contact__items {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: var(--sp-3);
}

.social-contact__item {
	display: flex;
	align-items: center;
	gap: var(--sp-3);
	min-width: 0;
	padding: var(--sp-3) var(--sp-4);
	border-radius: var(--radius);
	background: var(--c-white);
	box-shadow: var(--shadow-sm);
}

.social-contact__icon {
	display: grid;
	flex: 0 0 2.75rem;
	width: 2.75rem;
	height: 2.75rem;
	place-items: center;
	border-radius: 50%;
	background: var(--c-accent-soft);
	color: var(--c-terracotta-deep);
}

.social-contact__item small,
.social-contact__item strong {
	display: block;
}

.social-contact__item small {
	margin-bottom: var(--sp-1);
	color: var(--c-text-muted);
	font-size: var(--fs-micro);
	font-weight: 700;
	letter-spacing: var(--ls-label);
	text-transform: uppercase;
}

.social-contact__item strong {
	overflow-wrap: anywhere;
	color: var(--c-pine);
	font-size: var(--fs-sm);
}

@media (max-width: 960px) {
	.card-grid--destinations,
	.service-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.availability-shell {
		grid-template-columns: 1fr;
	}
}

@media (max-width: 640px) {
	.card-grid--destinations,
	.service-grid,
	.availability-list,
	.availability-form,
	.social-grid {
		grid-template-columns: 1fr;
	}

	.social-card {
		min-height: 18rem;
	}

	.social-contact__items {
		grid-template-columns: 1fr;
	}
}

.section--tight-top {
	padding-top: var(--sp-6);
}

/* — Banner khối hero: ảnh nền + chữ đè, đúng kiểu banner lửa trại/săn mây — */

.hero {
	position: relative;
	display: flex;
	align-items: flex-end;
	isolation: isolate;
	min-height: 60vh;
	background: var(--c-pine-deep) center / cover no-repeat;
	color: var(--c-on-dark);
}

.hero--tall {
	min-height: min(82vh, 46rem);
}

.hero--short {
	min-height: 42vh;
}

/* Lớp phủ tối dần về phía đáy để chữ trắng luôn đủ tương phản trên ảnh */
.hero::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: -1;
	background: linear-gradient(
		to top,
		rgba(28, 46, 37, 0.84) 0%,
		rgba(28, 46, 37, 0.42) 45%,
		rgba(28, 46, 37, 0.12) 100%
	);
}

/* Không có ảnh thì vẫn là một dải xanh rừng đặc, chữ đọc bình thường */
.hero--plain::before {
	background: none;
}

.hero--plain {
	background: var(--c-pine);
}

.hero__inner {
	width: 100%;
	padding-block: var(--sp-8) clamp(var(--sp-7), 8vw, var(--sp-9));
}

.hero__title {
	max-width: 22ch;
	margin-bottom: var(--sp-4);
	color: var(--c-on-dark);
	font-size: var(--fs-3xl);
	text-wrap: balance;
}

.hero__lede {
	max-width: 44rem;
	margin: 0;
	color: var(--c-on-dark-muted);
	font-size: var(--fs-md);
}

.hero__actions {
	display: flex;
	flex-wrap: wrap;
	gap: var(--sp-3);
	margin-top: var(--sp-6);
}

/* — Ảnh lớn đầu trang đơn vị — */

.single-hero {
	padding-top: var(--sp-5);
}

.single-hero__img {
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
	border-radius: var(--radius-lg);
	box-shadow: var(--shadow);
}

/* — Bố cục nội dung + panel dính (trang đơn vị, kiểu Airbnb) — */

.layout-split {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 22rem;
	gap: var(--sp-8);
	align-items: start;
}

@media (max-width: 960px) {
	.layout-split {
		grid-template-columns: 1fr;
		gap: var(--sp-6);
	}

	.panel--sticky {
		position: static;
	}
}

.unit-tags {
	display: flex;
	flex-wrap: wrap;
	gap: var(--sp-2);
	margin-bottom: var(--sp-3);
}

.unit-title {
	margin-bottom: var(--sp-2);
}

.unit-parent {
	margin-bottom: var(--sp-4);
	color: var(--c-text-muted);
	font-size: var(--fs-sm);
}

.unit-features,
.unit-gallery,
.unit-property {
	margin-top: var(--sp-8);
}

/* Một thẻ cơ sở trong trang đơn vị không cần giãn hết lưới */
.card-grid--single {
	grid-template-columns: minmax(0, 22rem);
}

/* — Dải kêu gọi đặt phòng — */

.cta-band {
	padding-block: var(--sp-8);
}

.cta-band__inner {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: var(--sp-5);
}

.cta-band__title {
	margin: 0 0 var(--sp-2);
	color: var(--c-on-dark);
	font-size: var(--fs-xl);
}

.cta-band__lede {
	margin: 0;
	max-width: 34rem;
	color: var(--c-on-dark-muted);
	font-size: var(--fs-sm);
}

.cta-band__actions {
	display: flex;
	flex-wrap: wrap;
	gap: var(--sp-3);
}