/*
 * Layout — header, menu, footer, khung trang, các card dùng lại.
 * Mobile-first: mọi @media đều là min-width.
 */

/* --- Thanh trên cùng ------------------------------------------------------ */

.topbar {
	background: var(--bk-cocoa);
	color: var(--bk-gold-soft);
	font-size: 0.8125rem;
}

.topbar__inner {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 1rem;
	min-height: 36px;
}

.topbar__note { display: none; margin: 0; }

.topbar__phone {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	color: inherit;
	font-weight: 600;
	text-decoration: none;
}

.topbar__phone:hover { color: #fff; }

@media (min-width: 768px) {
	.topbar__inner { justify-content: space-between; }
	.topbar__note { display: block; }
}

/* --- Header --------------------------------------------------------------- */

.site-header {
	position: sticky;
	top: 0;
	z-index: 30;
	background: var(--bk-surface);
	border-bottom: 1px solid var(--bk-line);
}

.site-header__inner {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	min-height: var(--bk-header-h);
}

.site-header__toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	margin-left: -0.5rem;
	padding: 0;
	border: 0;
	background: none;
	color: inherit;
	cursor: pointer;
}

.site-branding {
	flex: 1;
	margin: 0;
	font-size: 1rem;
	text-align: center;
}

.site-branding__text {
	display: inline-flex;
	flex-direction: column;
	color: var(--bk-cocoa);
	text-decoration: none;
}

.site-branding__name {
	font-family: var(--bk-font-display);
	font-size: 1.25rem;
	font-weight: 600;
	letter-spacing: 0.01em;
	line-height: 1.1;
}

.site-branding__tagline {
	color: var(--bk-cocoa-soft);
	font-size: 0.6875rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.site-branding img {
	max-height: 44px;
	width: auto;
}

.site-header__actions {
	display: flex;
	align-items: center;
	gap: 0.15rem;
	margin-right: -0.5rem;
}

.site-header__icon-btn {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 0;
	background: none;
	color: var(--bk-cocoa);
	cursor: pointer;
	text-decoration: none;
}

.site-header__icon-btn:hover { color: var(--bk-gold); }

.site-header__cart-count {
	position: absolute;
	top: 4px;
	right: 2px;
	min-width: 18px;
	height: 18px;
	padding: 0 4px;
	border-radius: 999px;
	background: var(--bk-berry);
	color: #fff;
	font-size: 0.6875rem;
	font-weight: 700;
	line-height: 18px;
	text-align: center;
}

.site-header__cart-count.is-empty { display: none; }

/* --- Chuyển ngôn ngữ ------------------------------------------------------ */

.lang-switch {
	display: inline-flex;
	align-items: center;
	margin-right: 0.35rem;
	border: 1px solid var(--bk-line);
	border-radius: 999px;
	overflow: hidden;
}

.lang-switch__item {
	padding: 0.3rem 0.55rem;
	color: var(--bk-cocoa-soft);
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	line-height: 1;
	text-decoration: none;
	transition: background-color 0.18s var(--bk-ease), color 0.18s var(--bk-ease);
}

.lang-switch__item:hover { color: var(--bk-gold); }

.lang-switch__item.is-current {
	background: var(--bk-cocoa);
	color: var(--bk-cream);
}

.lang-switch__item.is-current:hover { color: var(--bk-cream); }

/* Trên màn hình rất hẹp, ẩn bớt để hàng icon ở header không bị chật */
@media (max-width: 380px) {
	.lang-switch { display: none; }
}

/* --- Menu ----------------------------------------------------------------- */

.site-nav {
	position: fixed;
	inset: 0 auto 0 0;
	z-index: 50;
	width: min(84vw, 320px);
	padding: 1.5rem;
	overflow-y: auto;
	background: var(--bk-surface);
	box-shadow: var(--bk-shadow-lg);
	transform: translateX(-100%);
	visibility: hidden;
	transition: transform 0.25s var(--bk-ease), visibility 0.25s;
}

.site-nav.is-open {
	transform: translateX(0);
	visibility: visible;
}

.site-nav__list {
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-nav__list li { border-bottom: 1px solid var(--bk-line); }

.site-nav__list a {
	display: block;
	padding: 0.85rem 0;
	color: var(--bk-cocoa);
	font-weight: 500;
	text-decoration: none;
}

.site-nav__list a:hover { color: var(--bk-gold); }

.site-nav__list .current-menu-item > a { color: var(--bk-gold); }

.site-nav__list .sub-menu {
	margin: 0 0 0.5rem 0.75rem;
	padding: 0;
	list-style: none;
}

.site-nav__list .sub-menu li { border: 0; }

.site-nav__list .sub-menu a {
	padding: 0.45rem 0;
	color: var(--bk-cocoa-soft);
	font-size: 0.9375rem;
	font-weight: 400;
}

.site-nav__phone {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	margin-top: 1.25rem;
	font-weight: 600;
	text-decoration: none;
}

.site-nav__empty {
	color: var(--bk-cocoa-soft);
	font-size: 0.875rem;
}

/* Lớp phủ khi mở menu trên mobile */
.nav-overlay {
	position: fixed;
	inset: 0;
	z-index: 45;
	background: rgb(51 36 28 / 45%);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.25s var(--bk-ease), visibility 0.25s;
}

.nav-overlay.is-visible { opacity: 1; visibility: visible; }

@media (min-width: 1024px) {
	.site-header__toggle { display: none; }

	.site-branding { flex: none; text-align: left; }

	.site-nav {
		position: static;
		z-index: auto;
		display: flex;
		flex: 1;
		align-items: center;
		justify-content: center;
		gap: 1.5rem;
		width: auto;
		padding: 0;
		overflow: visible;
		background: none;
		box-shadow: none;
		transform: none;
		visibility: visible;
	}

	.site-nav__list {
		display: flex;
		align-items: center;
		gap: 1.5rem;
	}

	.site-nav__list > li { position: relative; border: 0; }

	.site-nav__list > li > a {
		padding: 0.5rem 0;
		font-size: 0.9375rem;
	}

	/* Menu con: hiện khi hover hoặc khi có focus bên trong (dùng bàn phím) */
	.site-nav__list .sub-menu {
		position: absolute;
		top: 100%;
		left: 0;
		z-index: 10;
		min-width: 200px;
		margin: 0;
		padding: 0.5rem 0;
		background: var(--bk-surface);
		border: 1px solid var(--bk-line);
		border-radius: var(--bk-radius);
		box-shadow: var(--bk-shadow);
		opacity: 0;
		visibility: hidden;
		transition: opacity 0.18s var(--bk-ease), visibility 0.18s;
	}

	.site-nav__list > li:hover > .sub-menu,
	.site-nav__list > li:focus-within > .sub-menu {
		opacity: 1;
		visibility: visible;
	}

	.site-nav__list .sub-menu a { padding: 0.5rem 1rem; }

	.site-nav__phone { display: none; }

	.nav-overlay { display: none; }
}

/* --- Ô tìm kiếm ở header -------------------------------------------------- */

.header-search {
	padding-block: 1rem;
	background: var(--bk-sand);
	border-top: 1px solid var(--bk-line);
}

.header-search .search-form { max-width: 640px; margin-inline: auto; }

/* --- Khung trang ---------------------------------------------------------- */

.page-layout { padding-block: clamp(1.5rem, 4vw, 3rem); }

.page-header { margin-bottom: 2rem; }

.page-header__title {
	margin: 0 0 0.5rem;
	font-size: clamp(1.75rem, 5vw, 2.5rem);
}

.page-header__lead {
	max-width: 60ch;
	color: var(--bk-cocoa-soft);
}

.page-header__search { margin-top: 1.25rem; }

.page-layout--sidebar { display: grid; gap: 2.5rem; }

@media (min-width: 1024px) {
	.page-layout--sidebar {
		grid-template-columns: minmax(0, 1fr) 280px;
		align-items: start;
	}
}

.no-results {
	padding: 2rem;
	background: var(--bk-surface);
	border: 1px dashed var(--bk-line);
	border-radius: var(--bk-radius);
	color: var(--bk-cocoa-soft);
	text-align: center;
}

/* --- Widget --------------------------------------------------------------- */

.widget {
	margin-bottom: 1.5rem;
	padding: 1.25rem;
	background: var(--bk-surface);
	border: 1px solid var(--bk-line);
	border-radius: var(--bk-radius);
}

.widget__title {
	margin: 0 0 0.75rem;
	font-size: 1rem;
}

/* Widget "Tìm kiếm": .search-form vốn tự có nền + viền riêng (base.css) —
   lồng trong .widget (cũng nền trắng + viền) tạo 2 khung viền chồng nhau,
   thấy rõ nhất khi cả 2 cùng dùng --bk-surface (trắng) như nhau. Bỏ viền +
   đổi nền pill sang --bk-cream (nền trang) để vẫn phân biệt được ô nhập với
   card bao ngoài, không cần khung viền thứ 2. */
.widget_search .search-form {
	background: var(--bk-cream);
	border-color: transparent;
}

.widget ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.widget li + li { margin-top: 0.4rem; }

.widget a { color: var(--bk-cocoa); text-decoration: none; }
.widget a:hover { color: var(--bk-gold); }

/* --- Phân trang ----------------------------------------------------------- */

.pagination { margin-top: 2.5rem; }

.pagination .nav-links {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.4rem;
}

.pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	height: 40px;
	padding: 0 0.75rem;
	border: 1px solid var(--bk-line);
	border-radius: var(--bk-radius);
	background: var(--bk-surface);
	color: var(--bk-cocoa);
	text-decoration: none;
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
	background: var(--bk-cocoa);
	border-color: var(--bk-cocoa);
	color: var(--bk-cream);
}

/* --- Thẻ bài viết --------------------------------------------------------- */

.post-grid {
	display: grid;
	gap: 1.5rem;
	grid-template-columns: 1fr;
}

@media (min-width: 600px) {
	.post-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
	.post-grid { grid-template-columns: repeat(3, 1fr); }
}

.post-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	background: var(--bk-surface);
	border: 1px solid var(--bk-line);
	border-radius: var(--bk-radius-lg);
	transition: box-shadow 0.2s var(--bk-ease), transform 0.2s var(--bk-ease);
}

.post-card:hover {
	box-shadow: var(--bk-shadow-lg);
	transform: translateY(-2px);
}

.post-card__media {
	display: block;
	aspect-ratio: 3 / 2;
	overflow: hidden;
	background: var(--bk-sand);
}

.post-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.post-card__body { padding: 1.1rem 1.25rem 1.35rem; }

.post-card__meta {
	margin: 0 0 0.4rem;
	color: var(--bk-cocoa-soft);
	font-size: 0.8125rem;
}

.post-card__title {
	margin: 0 0 0.5rem;
	font-size: 1.125rem;
}

.post-card__title a {
	color: var(--bk-cocoa);
	text-decoration: none;
}

.post-card__title a:hover { color: var(--bk-gold); }

.post-card__excerpt {
	margin: 0;
	color: var(--bk-cocoa-soft);
	font-size: 0.9375rem;
}

/* --- Bài viết đơn --------------------------------------------------------- */

.single-post__header,
.single-page .page-header {
	max-width: 760px;
	padding-top: clamp(1.5rem, 4vw, 3rem);
	text-align: center;
}

.single-post__categories a {
	margin-inline: 0.25rem;
	font-size: 0.8125rem;
	font-weight: 600;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	text-decoration: none;
}

.single-post__title { font-size: clamp(1.75rem, 5vw, 2.75rem); }

.single-post__meta {
	color: var(--bk-cocoa-soft);
	font-size: 0.875rem;
}

.single-post__media,
.single-page__media {
	margin: 0 0 2rem;
}

.single-post__media img,
.single-page__media img {
	width: 100%;
	max-height: 520px;
	object-fit: cover;
}

.single-post__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	max-width: 760px;
	margin-top: 2rem;
}

.tag-pill {
	padding: 0.25rem 0.75rem;
	border: 1px solid var(--bk-line);
	border-radius: 999px;
	background: var(--bk-surface);
	color: var(--bk-cocoa-soft);
	font-size: 0.8125rem;
	text-decoration: none;
}

.tag-pill:hover { border-color: var(--bk-gold); color: var(--bk-gold); }

/* --- Kết quả tìm kiếm ----------------------------------------------------- */

.search-results {
	margin: 0;
	padding: 0;
	list-style: none;
}

.search-result {
	padding: 1.25rem 0;
	border-bottom: 1px solid var(--bk-line);
}

.search-result__type {
	margin: 0 0 0.25rem;
	color: var(--bk-gold);
	font-size: 0.75rem;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.search-result__title { margin: 0 0 0.35rem; font-size: 1.125rem; }

.search-result__title a { color: var(--bk-cocoa); text-decoration: none; }
.search-result__title a:hover { color: var(--bk-gold); }

.search-result__excerpt { margin: 0; color: var(--bk-cocoa-soft); }

/* --- 404 ------------------------------------------------------------------ */

.error-404 { text-align: center; }

.error-404__code {
	margin: 0;
	color: var(--bk-gold-soft);
	font-size: clamp(4rem, 18vw, 9rem);
	line-height: 1;
}

.error-404__search {
	display: flex;
	justify-content: center;
	margin-block: 1.5rem;
}

.error-404__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.75rem;
}

/* --- Thẻ khuyến mãi ------------------------------------------------------- */

.promo-grid {
	display: grid;
	gap: 1.5rem;
	grid-template-columns: 1fr;
}

@media (min-width: 768px) {
	.promo-grid--two { grid-template-columns: repeat(2, 1fr); }
}

.promo-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	background: var(--bk-surface);
	border: 1px solid var(--bk-line);
	border-radius: var(--bk-radius-lg);
}

/* `.promo-card` là flex column, và aspect-ratio trên một flex item không
   luôn được tôn trọng (item co theo nội dung thay vì theo tỷ lệ khai báo) —
   lộ rõ khi ảnh không phải 16:9 thì box cao vọt lên. Dùng kỹ thuật
   padding-top kinh điển, không phụ thuộc flex, để chắc chắn đúng tỷ lệ. */
.promo-card__media {
	display: block;
	position: relative;
	overflow: hidden;
	background: var(--bk-sand);
}

.promo-card__media::before {
	content: '';
	display: block;
	padding-top: 56.25%; /* 9 / 16 */
}

.promo-card__media img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.promo-card__badge {
	position: absolute;
	top: 0.75rem;
	left: 0.75rem;
	z-index: 1;
	padding: 0.2rem 0.65rem;
	border-radius: 999px;
	background: var(--bk-gold);
	color: #fff;
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.promo-card__body { padding: 1.25rem; }

.promo-card__title { margin: 0 0 0.5rem; font-size: 1.25rem; }

.promo-card__title a { color: var(--bk-cocoa); text-decoration: none; }
.promo-card__title a:hover { color: var(--bk-gold); }

.promo-card__excerpt { color: var(--bk-cocoa-soft); }

.promo-card__coupon {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	flex-wrap: wrap;
}

.promo-card__coupon-label { color: var(--bk-cocoa-soft); }

/* Nút chép mã: nội dung mặc định (mã + icon copy) và lớp "đã chép" nằm
   chồng lên nhau; bấm vào thì lớp "đã chép" trượt lên che hết, giữ vài giây
   rồi ẩn lại — hiệu ứng reveal thay vì chỉ đổi chữ tại chỗ. */
.promo-card__copy {
	position: relative;
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	padding: 0.2rem 0.75rem;
	border: 1px dashed var(--bk-gold);
	border-radius: 999px;
	background: var(--bk-gold-soft);
	color: var(--bk-cocoa);
	font: inherit;
	font-weight: 700;
	letter-spacing: 0.05em;
	cursor: pointer;
	overflow: hidden;
	transition: background 0.15s var(--bk-ease);
}

.promo-card__copy:hover { background: var(--bk-gold); color: #fff; }
.promo-card__copy:hover .promo-card__copy-icon { color: inherit; }

.promo-card__copy-icon {
	display: inline-flex;
	color: var(--bk-cocoa-soft);
}

.promo-card__copy-done {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
	background: var(--bk-leaf);
	color: #fff;
	transform: translateY(100%);
	transition: transform 0.25s var(--bk-ease);
}

.promo-card__copy.is-copied .promo-card__copy-done { transform: translateY(0); }

.promo-card__period {
	margin: 0.5rem 0 0;
	color: var(--bk-cocoa-soft);
	font-size: 0.8125rem;
}

.promo-grid.is-past .promo-card { opacity: 0.6; }

/* --- Trang liên hệ & khuyến mãi ------------------------------------------- */

.contact-grid {
	display: grid;
	gap: 2rem;
	align-items: start;
}

@media (min-width: 900px) {
	.contact-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 3rem; }
}

.contact-grid__map iframe { border-radius: var(--bk-radius-lg); }

.contact-grid__form { margin-inline: 0; max-width: none; }

.single-promo__media img {
	width: 100%;
	border-radius: var(--bk-radius-lg);
}

.single-promo__coupon {
	margin-block: 1.5rem;
	text-align: center;
}

.single-promo__coupon code {
	display: inline-block;
	padding: 0.35rem 1rem;
	border: 1px dashed var(--bk-gold);
	border-radius: 8px;
	background: var(--bk-gold-soft);
	color: var(--bk-cocoa);
	font-size: 1.125rem;
	font-weight: 700;
	letter-spacing: 0.08em;
}

.single-promo__cta { margin-top: 2rem; text-align: center; }

.promo-status {
	display: inline-block;
	margin-bottom: 0.75rem;
	padding: 0.2rem 0.75rem;
	border-radius: 999px;
	background: var(--bk-sand);
	color: var(--bk-cocoa-soft);
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
}

/* --- Footer --------------------------------------------------------------- */

.site-footer {
	margin-top: clamp(3rem, 7vw, 5rem);
	background: var(--bk-cocoa);
	color: var(--bk-gold-soft);
}

.site-footer__grid {
	display: grid;
	gap: 2rem;
	padding-block: clamp(2.5rem, 6vw, 4rem);
	grid-template-columns: 1fr;
}

@media (min-width: 640px) {
	.site-footer__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
	.site-footer__grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; }
}

.site-footer .site-branding { text-align: left; }
.site-footer .site-branding__text { color: var(--bk-cream); }
/* Vàng đậm (#8A5E22) trên nền cacao chỉ đạt 2.6:1. Trên nền tối phải dùng
   sắc vàng nhạt — 10.2:1. */
.site-footer .site-branding__tagline { color: var(--bk-gold-soft); }

.site-footer__about {
	max-width: 40ch;
	color: var(--bk-gold-soft);
	font-size: 0.9375rem;
	opacity: 0.85;
}

.site-footer__title {
	margin: 0 0 0.85rem;
	color: var(--bk-cream);
	font-size: 1rem;
}

.site-footer__list,
.site-footer__social {
	margin: 0;
	padding: 0;
	list-style: none;
}

.site-footer__list li + li,
.site-footer__social li + li { margin-top: 0.5rem; }

.site-footer__social {
	display: flex;
	flex-wrap: wrap;
	gap: 1rem;
	margin-top: 1rem;
}

.site-footer__social li + li { margin-top: 0; }

.site-footer :is(a) {
	color: var(--bk-gold-soft);
	text-decoration: none;
}

.site-footer :is(a):hover { color: #fff; text-decoration: underline; }

.site-footer__bottom {
	border-top: 1px solid rgb(255 255 255 / 12%);
	font-size: 0.8125rem;
}

.site-footer__bottom p {
	margin: 0;
	padding-block: 1rem;
	opacity: 0.75;
}