/**
 * UI components dùng chung toàn site
 */

/* Buttons */
.button,
button[type="submit"],
input[type="submit"] {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 6px;
	padding: 10px 20px;
	border: none;
	border-radius: var(--radius-sm);
	background: var(--color-primary);
	color: var(--color-white);
	font-size: 15px;
	font-weight: 600;
	line-height: 1.4;
	cursor: pointer;
	transition: background 0.2s, transform 0.15s;
}

.button:hover,
button[type="submit"]:hover,
input[type="submit"]:hover {
	background: var(--color-primary-2);
	color: var(--color-white);
}

.button:focus-visible,
button[type="submit"]:focus-visible {
	outline: 2px solid var(--color-primary-2);
	outline-offset: 2px;
}

.button-secondary {
	background: var(--color-white);
	color: var(--color-primary);
	border: 1px solid var(--color-border);
}

.button-secondary:hover {
	background: var(--color-soft);
}

/* Sort control — dùng chung mọi trang (sort-box, sort-select-box) */
.sort-box,
.sort-select-box {
	display: inline-flex;
	align-items: center;
	flex-wrap: nowrap;
	gap: 8px;
	flex-shrink: 0;
}

.sort-box > span,
.sort-box > label,
.sort-select-box > span,
.sort-select-box > label {
	margin: 0;
	white-space: nowrap;
	font-size: 13.5px;
	font-weight: 500;
	color: var(--color-muted);
	line-height: 1.2;
	flex-shrink: 0;
}

.sort-box select,
.sort-select-box select,
.hub-sort-select {
	height: 36px;
	min-width: 118px;
	width: auto;
	padding: 0 30px 0 12px;
	border: 1px solid var(--color-border);
	border-radius: 8px;
	background-color: var(--color-white);
	font-size: 13px;
	font-weight: 600;
	color: var(--color-text);
	cursor: pointer;
	appearance: none;
	outline: none;
	box-shadow: 0 1px 2px rgba(31, 94, 59, 0.05);
	background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
	background-repeat: no-repeat;
	background-position: right 10px center;
	background-size: 14px;
}

.sort-box select:focus,
.sort-select-box select:focus,
.hub-sort-select:focus {
	border-color: var(--color-primary);
	box-shadow: 0 0 0 3px rgba(31, 94, 59, 0.1);
}

/* Chips */
.chip {
	display: inline-flex;
	align-items: center;
	padding: 6px 14px;
	border-radius: 999px;
	background: var(--color-soft);
	color: var(--color-primary);
	font-size: 14px;
	font-weight: 500;
	border: 1px solid var(--color-border);
	transition: background 0.2s;
}

.chip:hover {
	background: var(--color-white);
	color: var(--color-primary-2);
}

/* Badges */
.badge,
.eyebrow {
	display: inline-block;
	padding: 4px 10px;
	border-radius: 999px;
	background: var(--color-soft);
	color: var(--color-primary);
	font-size: 12px;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

.badge-warning {
	background: var(--color-warning);
	color: var(--color-danger);
}

/* Cards */
.content-card,
.search-result-card {
	background: var(--color-white);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	box-shadow: var(--shadow-sm);
	overflow: hidden;
	transition: box-shadow 0.2s, transform 0.2s;
}

.content-card:hover,
.search-result-card:hover {
	box-shadow: var(--shadow-md);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="search"],
input[type="tel"],
input[type="url"],
textarea,
select {
	width: 100%;
	padding: 10px 14px;
	border: 1px solid var(--color-border);
	border-radius: var(--radius-sm);
	background: var(--color-white);
	color: var(--color-text);
	font-size: 15px;
	line-height: 1.5;
	transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
textarea:focus,
select:focus {
	outline: none;
	border-color: var(--color-primary-2);
	box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.15);
}

/* Breadcrumb */
.breadcrumb {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	align-items: center;
	font-size: 14px;
	color: var(--color-muted);
	margin-bottom: 12px;
}

.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-primary); }

/* Pagination */
.pagination,
.nav-links {
	display: flex;
	gap: 8px;
	flex-wrap: wrap;
	margin-top: 32px;
}

.pagination .page-numbers,
.nav-links .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 40px;
	height: 40px;
	padding: 0 12px;
	border-radius: var(--radius-sm);
	border: 1px solid var(--color-border);
	background: var(--color-white);
	color: var(--color-text);
	font-weight: 500;
}

.pagination .page-numbers.current,
.nav-links .page-numbers.current {
	background: var(--color-primary);
	color: var(--color-white);
	border-color: var(--color-primary);
}

/* Sidebar box */
.sidebar-box,
.info-panel {
	background: var(--color-white);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	padding: 20px;
	box-shadow: var(--shadow-sm);
}

.sidebar-box h3,
.info-panel h3 {
	margin: 0 0 12px;
	font-size: 1rem;
}

/* Empty state */
.empty-state {
	padding: 40px 24px;
	text-align: center;
	background: var(--color-white);
	border: 1px dashed var(--color-border);
	border-radius: var(--radius-md);
}

.empty-state h2 {
	margin: 0 0 8px;
	font-size: 1.25rem;
}

.empty-state p {
	color: var(--color-muted);
	margin-bottom: 16px;
}

.empty-state-label {
	display: inline-block;
	margin-bottom: 8px;
	padding: 3px 8px;
	border-radius: 999px;
	background: var(--color-warning);
	color: var(--color-danger);
	font-size: 11px;
	font-weight: 700;
	text-transform: uppercase;
}

/* Table scroll on mobile */
.table-scroll {
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
}

.table-scroll table {
	min-width: 480px;
	width: 100%;
	border-collapse: collapse;
}

.table-scroll th,
.table-scroll td {
	padding: 10px 14px;
	border: 1px solid var(--color-border);
	text-align: left;
	font-size: 14px;
}

.table-scroll th {
	background: var(--color-soft);
	font-weight: 600;
}

/* Menu active state */
.main-navigation .current-menu-item > a,
.main-navigation .current_page_item > a {
	color: var(--color-primary);
	font-weight: 600;
}

.main-navigation .current-menu-item > a::after,
.main-navigation .current_page_item > a::after {
	content: '';
	display: block;
	height: 2px;
	background: var(--color-primary-2);
	border-radius: 2px;
	margin-top: 2px;
}

/* FAQ accordion */
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-question {
	width: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 16px 0;
	background: none;
	border: none;
	text-align: left;
	font-size: 1rem;
	font-weight: 600;
	color: var(--color-text);
	cursor: pointer;
}
.faq-answer {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.3s ease;
}
.faq-item.is-open .faq-answer { max-height: 600px; padding-bottom: 16px; }
.faq-answer p { color: var(--color-muted); }

/* TOC */
.toc-box { margin-bottom: 20px; }
.toc-list { list-style: none; margin: 0; padding: 0; }
.toc-list li { margin: 0; }
.toc-list a {
	display: block;
	padding: 6px 0 6px 12px;
	font-size: 14px;
	color: var(--color-muted);
	border-left: 2px solid transparent;
}
.toc-list li.active a,
.toc-list a:hover {
	color: var(--color-primary);
	border-left-color: var(--color-primary-2);
}

.toc-toggle {
	display: none;
	width: 100%;
	padding: 12px;
	background: var(--color-soft);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-sm);
	font-weight: 600;
	cursor: pointer;
	margin-bottom: 8px;
}

@media (max-width: 767px) {
	.toc-toggle { display: block; }
	.toc-box .toc-list { display: none; }
	.toc-box.is-open .toc-list { display: block; }
}

/* Ảnh minh họa trong nội dung — căn giữa tự động */
.entry-content figure,
.post-entry-content figure,
.hub-entry-content figure,
.article-content figure {
	clear: both;
	margin: 1.75em auto;
	max-width: min(100%, 720px);
	text-align: center;
}

.entry-content figure img,
.post-entry-content figure img,
.hub-entry-content figure img,
.article-content figure img {
	display: block;
	margin-inline: auto;
	width: auto;
	max-width: 100%;
	height: auto;
	border-radius: var(--radius-md);
}

.entry-content p > img,
.post-entry-content p > img,
.hub-entry-content p > img,
.article-content p > img {
	display: block;
	margin: 1.5em auto;
	width: auto;
	max-width: min(100%, 720px);
	height: auto;
	border-radius: var(--radius-md);
}

.entry-content .aligncenter,
.post-entry-content .aligncenter,
.hub-entry-content .aligncenter,
.entry-content figure.aligncenter,
.post-entry-content figure.aligncenter {
	display: block;
	margin-inline: auto;
	text-align: center;
}

.entry-content figcaption,
.post-entry-content figcaption,
.hub-entry-content figcaption {
	margin-top: 0.5rem;
	font-size: 0.875rem;
	color: var(--color-muted);
	text-align: center;
}