/**
 * Blog / Tin tức - Kiến thức — list + single.
 * Uses design tokens; light & dark.
 */

.blog-page {
	background: var(--twp-color-bg);
	color: var(--twp-color-fg);
}

.blog-hero {
	padding: clamp(1.75rem, 4vw, 2.75rem) 0 clamp(1.25rem, 3vw, 2rem);
	border-bottom: 1px solid var(--twp-color-border);
	background:
		linear-gradient(
			180deg,
			color-mix(in srgb, var(--twp-color-primary-soft) 55%, transparent) 0%,
			transparent 100%
		);
}

.blog-hero__inner {
	display: flex;
	flex-direction: column;
	gap: 0.65rem;
}

.blog-hero__title {
	margin: 0;
	font-family: var(--twp-font-display);
	font-size: clamp(1.65rem, 3.5vw, 2.35rem);
	font-weight: 800;
	line-height: 1.2;
	color: var(--twp-color-fg);
	max-width: 42rem;
}

.blog-hero__lead {
	margin: 0;
	max-width: 36rem;
	font-size: var(--twp-text-base);
	line-height: 1.55;
	color: var(--twp-color-muted);
}

.blog-list {
	padding-block: clamp(1.5rem, 3vw, 2.5rem) clamp(2.5rem, 5vw, 4rem);
}

.blog-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1.15rem;
}

.blog-card {
	display: flex;
	flex-direction: column;
	overflow: hidden;
	border: 1px solid var(--twp-color-border);
	border-radius: var(--twp-radius-md);
	background: var(--twp-color-surface);
	transition:
		border-color var(--twp-duration) var(--twp-ease),
		box-shadow var(--twp-duration) var(--twp-ease);
}

.blog-card:hover {
	border-color: color-mix(in srgb, var(--twp-color-primary) 30%, var(--twp-color-border));
	box-shadow: var(--twp-shadow-sm);
}

.blog-card__media {
	display: block;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: var(--twp-color-primary-soft);
	border-bottom: 1px solid var(--twp-color-border);
}

.blog-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.45s var(--twp-ease);
}

.blog-card:hover .blog-card__media img {
	transform: scale(1.04);
}

.blog-card__body {
	display: flex;
	flex-direction: column;
	gap: 0.4rem;
	flex: 1;
	padding: 0.95rem 1rem 1.1rem;
}

.blog-card__meta {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.35rem 0.55rem;
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--twp-color-muted);
}

.blog-card__cat {
	color: var(--twp-color-primary);
	text-decoration: none;
}

.blog-card__cat:hover {
	text-decoration: underline;
}

.blog-card__title {
	margin: 0;
	font-family: var(--twp-font-display);
	font-size: 1.05rem;
	font-weight: 800;
	line-height: 1.35;
}

.blog-card__title a {
	color: var(--twp-color-fg);
	text-decoration: none;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.blog-card__title a:hover {
	color: var(--twp-color-primary);
}

.blog-card__excerpt {
	margin: 0;
	font-size: 0.9rem;
	line-height: 1.5;
	color: var(--twp-color-muted);
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.blog-card__more {
	margin-top: auto;
	padding-top: 0.45rem;
	font-size: 0.85rem;
	font-weight: 700;
	color: var(--twp-color-primary);
	text-decoration: none;
}

.blog-card__more:hover {
	text-decoration: underline;
}

.blog-pagination,
.navigation.pagination {
	margin-top: 2rem;
}

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

.blog-pagination .page-numbers,
.navigation.pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 2.4rem;
	height: 2.4rem;
	padding: 0 0.65rem;
	border: 1px solid var(--twp-color-border);
	border-radius: var(--twp-radius-sm);
	background: var(--twp-color-surface);
	color: var(--twp-color-fg);
	font-size: 0.875rem;
	font-weight: 600;
	text-decoration: none;
}

.blog-pagination .page-numbers:hover,
.navigation.pagination .page-numbers:hover {
	border-color: var(--twp-color-primary);
	color: var(--twp-color-primary);
}

.blog-pagination .page-numbers.current,
.navigation.pagination .page-numbers.current {
	background: var(--twp-color-primary);
	border-color: var(--twp-color-primary);
	color: var(--twp-color-on-primary);
}

/* —— Single: article + sidebar (reference layout, brand tokens) —— */
.blog-page--single {
	background: var(--twp-color-bg);
	padding-block: clamp(1.5rem, 3vw, 2.25rem) 0;
}

.blog-single-layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 16.75rem;
	gap: clamp(1.5rem, 3vw, 2.5rem);
	align-items: start;
	padding-bottom: clamp(2rem, 4vw, 3rem);
}

.blog-single {
	display: block;
	width: 100%;
	min-width: 0;
	float: none;
	clear: both;
}

.blog-single__crumbs {
	flex: 0 0 auto;
	width: 100%;
	margin: 0 0 1rem;
	font-size: 0.8rem;
	line-height: 1.4;
}

.blog-single__header {
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 0.85rem;
	margin-bottom: 1.5rem;
}

.blog-single__title {
	margin: 0;
	max-width: 100%;
	font-family: var(--twp-font-display);
	font-size: clamp(1.7rem, 3.6vw, 2.55rem);
	font-weight: 800;
	line-height: 1.2;
	letter-spacing: -0.025em;
	color: var(--twp-color-fg);
	text-wrap: balance;
}

.blog-single__meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.45rem 0.85rem;
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--twp-color-muted);
}

.blog-single__cat {
	display: inline-flex;
	align-items: center;
	padding: 0.22rem 0.55rem;
	border-radius: var(--twp-radius-sm);
	background: var(--twp-color-primary-soft);
	color: var(--twp-color-primary);
	text-decoration: none;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	font-size: 0.7rem;
	font-weight: 800;
}

.blog-single__cat:hover {
	color: var(--twp-color-primary-hover);
}

.blog-single__lead {
	margin: 0;
	max-width: 42rem;
	font-size: 1.1rem;
	line-height: 1.55;
	color: var(--twp-color-muted);
	font-weight: 500;
}

.blog-single__media {
	margin: 0 0 1.85rem;
	overflow: hidden;
	border-radius: var(--twp-radius-md);
	border: 1px solid var(--twp-color-border);
	background: var(--twp-color-primary-soft);
	aspect-ratio: 16 / 9;
}

.blog-single__media img,
.blog-single__img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.blog-single__body,
.blog-single__body.entry-content {
	display: block;
	float: none;
	width: 100%;
	max-width: 100% !important;
	margin: 0 !important;
	padding: 0;
	font-family: var(--twp-font-body);
	font-size: 1.125rem;
	line-height: 1.8;
	color: var(--twp-color-fg);
}

.blog-single__body::after {
	content: "";
	display: table;
	clear: both;
}

.blog-single__body > *,
.blog-single__body.entry-content > * {
	float: none !important;
	width: auto !important;
	max-width: 100% !important;
	margin-left: 0 !important;
	margin-right: 0 !important;
	box-sizing: border-box;
}

.blog-single__body > *.alignwide,
.blog-single__body > *.alignfull,
.blog-single__body > *.alignleft,
.blog-single__body > *.alignright,
.blog-single__body > *.aligncenter {
	float: none !important;
	width: 100% !important;
	max-width: 100% !important;
	margin-left: 0 !important;
	margin-right: 0 !important;
}

.blog-single__body > *:first-child {
	margin-top: 0;
}

.blog-single__body > *:last-child {
	margin-bottom: 0;
}

.blog-single__body h2,
.blog-single__body h3,
.blog-single__body h4 {
	font-family: var(--twp-font-display);
	font-weight: 800;
	line-height: 1.3;
	letter-spacing: -0.015em;
	color: var(--twp-color-fg);
	scroll-margin-top: 5rem;
}

.blog-single__body h2 {
	margin: 2.1rem 0 0.8rem;
	font-size: clamp(1.3rem, 2.4vw, 1.55rem);
}

.blog-single__body h3 {
	margin: 1.6rem 0 0.55rem;
	font-size: clamp(1.12rem, 2vw, 1.28rem);
}

.blog-single__body h4 {
	margin: 1.25rem 0 0.4rem;
	font-size: 1.05rem;
}

.blog-single__body p {
	margin: 0 0 1.25rem;
}

.blog-single__body a {
	color: var(--twp-color-primary);
	font-weight: 600;
	text-decoration-thickness: 1px;
	text-underline-offset: 0.15em;
}

.blog-single__body a:hover {
	color: var(--twp-color-primary-hover);
}

.blog-single__body ul,
.blog-single__body ol {
	margin: 0 0 1.3rem;
	padding-left: 1.35rem;
}

.blog-single__body li {
	margin-bottom: 0.45rem;
}

.blog-single__body li::marker {
	color: var(--twp-color-primary);
}

.blog-single__body blockquote {
	margin: 1.6rem 0;
	padding: 1rem 1.2rem;
	border-left: 3px solid var(--twp-color-primary);
	background: var(--twp-color-primary-soft);
	border-radius: 0 var(--twp-radius-md) var(--twp-radius-md) 0;
}

.blog-single__body blockquote p:last-child {
	margin-bottom: 0;
}

.blog-single__body figure {
	margin: 1.6rem 0;
}

.blog-single__body figcaption {
	margin-top: 0.45rem;
	font-size: 0.85rem;
	color: var(--twp-color-muted);
	text-align: center;
}

.blog-single__body img {
	max-width: 100%;
	height: auto;
	border-radius: var(--twp-radius-md);
}

.blog-single__body strong,
.blog-single__body b {
	font-weight: 700;
	color: var(--twp-color-fg);
}

.blog-single__body table {
	width: 100%;
	border-collapse: collapse;
	margin: 0 0 1.35rem;
	font-size: 0.95em;
}

.blog-single__body th,
.blog-single__body td {
	padding: 0.65rem 0.75rem;
	border: 1px solid var(--twp-color-border);
	text-align: left;
}

.blog-single__body th {
	background: var(--twp-color-primary-soft);
	font-weight: 700;
}

.blog-single__body hr {
	margin: 2rem 0;
	border: 0;
	border-top: 1px solid var(--twp-color-border);
}

.blog-single__share {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.65rem 1rem;
	margin-top: 1.75rem;
	padding-top: 1.25rem;
	border-top: 1px solid var(--twp-color-border);
}

.blog-single__share-label {
	font-size: 0.75rem;
	font-weight: 800;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--twp-color-muted);
}

.blog-single__share-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 0.45rem;
}

.blog-single__share-link {
	display: inline-flex;
	align-items: center;
	min-height: 2.25rem;
	padding: 0.35rem 0.75rem;
	border: 1px solid var(--twp-color-border);
	border-radius: var(--twp-radius-sm);
	background: var(--twp-color-surface);
	color: var(--twp-color-fg);
	text-decoration: none;
	font-size: 0.8125rem;
	font-weight: 700;
}

.blog-single__share-link:hover {
	border-color: var(--twp-color-primary);
	color: var(--twp-color-primary);
}

.blog-single__cta {
	display: flex;
	flex-direction: column;
	gap: 1rem;
	margin-top: 1.75rem;
	padding: 1.25rem 1.35rem;
	border: 1px solid color-mix(in srgb, var(--twp-color-primary) 22%, var(--twp-color-border));
	border-radius: var(--twp-radius-md);
	background: var(--twp-color-primary-soft);
}

.blog-single__cta-title {
	display: block;
	font-family: var(--twp-font-display);
	font-size: 1.05rem;
	font-weight: 800;
	color: var(--twp-color-fg);
	margin-bottom: 0.25rem;
}

.blog-single__cta-text {
	margin: 0;
	font-size: 0.95rem;
	line-height: 1.5;
	color: var(--twp-color-muted);
}

.blog-single__cta-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.55rem;
}

.blog-single__cta-actions .btn {
	width: auto;
	flex: 0 0 auto;
}

.blog-single__nav {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0.85rem;
	margin-top: 1.75rem;
	padding-top: 1.35rem;
	border-top: 1px solid var(--twp-color-border);
}

.blog-single__nav-spacer {
	display: block;
}

.blog-single__nav-link {
	display: flex;
	flex-direction: column;
	gap: 0.3rem;
	padding: 0.95rem 1.05rem;
	border: 1px solid var(--twp-color-border);
	border-radius: var(--twp-radius-md);
	background: var(--twp-color-surface);
	text-decoration: none;
	color: var(--twp-color-fg);
	min-height: 4.25rem;
	transition: border-color var(--twp-duration) var(--twp-ease);
}

.blog-single__nav-link:hover {
	border-color: color-mix(in srgb, var(--twp-color-primary) 40%, var(--twp-color-border));
}

.blog-single__nav-link--next {
	text-align: right;
}

.blog-single__nav-label {
	font-size: 0.7rem;
	font-weight: 800;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	color: var(--twp-color-muted);
}

.blog-single__nav-title {
	font-family: var(--twp-font-display);
	font-size: 0.95rem;
	font-weight: 700;
	line-height: 1.35;
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.blog-single__back-wrap {
	margin: 1.25rem 0 0;
}

.blog-single__back {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	font-weight: 700;
	color: var(--twp-color-primary);
	text-decoration: none;
	font-size: 0.95rem;
}

.blog-single__back:hover {
	color: var(--twp-color-primary-hover);
	text-decoration: underline;
}

/* Sidebar */
.blog-aside {
	min-width: 0;
}

.blog-aside__sticky {
	display: flex;
	flex-direction: column;
	gap: 1.15rem;
	position: sticky;
	top: calc(var(--twp-header-offset, 7.5rem) + 0.75rem);
}

.blog-widget {
	padding: 1.15rem 1.15rem 1.2rem;
	border: 1px solid var(--twp-color-border);
	border-radius: var(--twp-radius-md);
	background: var(--twp-color-surface);
}

.blog-widget__title {
	margin: 0 0 0.9rem;
	padding-bottom: 0.55rem;
	border-bottom: 2px solid color-mix(in srgb, var(--twp-color-primary) 30%, transparent);
	font-family: var(--twp-font-display);
	font-size: 0.78rem;
	font-weight: 800;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: var(--twp-color-fg);
}

.blog-widget__logo .custom-logo-link img {
	display: block;
	max-height: 2.5rem;
	width: auto;
}

.blog-widget__brand {
	display: block;
	font-family: var(--twp-font-display);
	font-size: 1.1rem;
	font-weight: 800;
	color: var(--twp-color-primary);
	margin-bottom: 0.5rem;
}

.blog-widget__text {
	margin: 0.55rem 0 0.85rem;
	font-size: 0.88rem;
	line-height: 1.5;
	color: var(--twp-color-muted);
}

.blog-widget__btn {
	width: 100%;
	justify-content: center;
}

.blog-widget--brand {
	text-align: center;
}

.blog-widget--brand .blog-widget__logo {
	display: flex;
	justify-content: center;
	margin-bottom: 0.35rem;
}

.blog-pop {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0.85rem;
}

.blog-pop__item {
	display: grid;
	grid-template-columns: 3.75rem minmax(0, 1fr);
	gap: 0.7rem;
	align-items: start;
}

.blog-pop__thumb {
	display: block;
	width: 3.75rem;
	height: 3.75rem;
	overflow: hidden;
	border-radius: var(--twp-radius-sm);
	border: 1px solid var(--twp-color-border);
	background: var(--twp-color-primary-soft);
}

.blog-pop__thumb img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.blog-pop__thumb--empty {
	background:
		linear-gradient(145deg, var(--twp-color-primary-soft), color-mix(in srgb, var(--twp-color-primary) 14%, var(--twp-color-surface)));
}

.blog-pop__link {
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
	font-family: var(--twp-font-display);
	font-size: 0.9rem;
	font-weight: 700;
	line-height: 1.35;
	color: var(--twp-color-fg);
	text-decoration: none;
}

.blog-pop__link:hover {
	color: var(--twp-color-primary);
}

.blog-pop__date {
	display: block;
	margin-top: 0.25rem;
	font-size: 0.72rem;
	font-weight: 600;
	color: var(--twp-color-muted);
}

.blog-topics {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-direction: column;
	gap: 0;
}

.blog-topics a {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.55rem 0;
	border-bottom: 1px solid var(--twp-color-border);
	color: var(--twp-color-fg);
	text-decoration: none;
	font-size: 0.9rem;
	font-weight: 600;
}

.blog-topics li:last-child a {
	border-bottom: none;
	padding-bottom: 0;
}

.blog-topics a:hover {
	color: var(--twp-color-primary);
}

.blog-topics em {
	font-style: normal;
	font-size: 0.8rem;
	font-weight: 700;
	color: var(--twp-color-muted);
}

.blog-widget__form {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.blog-widget__form input[type="email"] {
	width: 100%;
	min-height: 2.6rem;
	padding: 0.55rem 0.75rem;
	border: 1px solid var(--twp-color-border);
	border-radius: var(--twp-radius-sm);
	background: var(--twp-color-bg);
	color: var(--twp-color-fg);
	font-size: 0.95rem;
}

.blog-widget__form .btn {
	width: 100%;
	justify-content: center;
	min-height: 2.6rem;
}

.blog-widget--promo {
	background:
		linear-gradient(
			160deg,
			var(--twp-color-primary) 0%,
			color-mix(in srgb, var(--twp-color-primary) 82%, #000) 100%
		);
	border-color: transparent;
	color: var(--twp-color-on-primary);
}

.blog-widget__eyebrow {
	display: block;
	font-size: 0.7rem;
	font-weight: 800;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	opacity: 0.8;
	margin-bottom: 0.4rem;
}

.blog-widget__promo-title {
	display: block;
	font-family: var(--twp-font-display);
	font-size: 1.05rem;
	font-weight: 800;
	line-height: 1.35;
	margin-bottom: 0.75rem;
}

.blog-widget__promo-link {
	font-size: 0.9rem;
	font-weight: 700;
	color: inherit;
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

.blog-widget__promo-link:hover {
	opacity: 0.9;
}

/* Related */
.blog-related {
	padding: clamp(2rem, 4vw, 3rem) 0 clamp(2.75rem, 5vw, 4rem);
	border-top: 1px solid var(--twp-color-border);
	background: color-mix(in srgb, var(--twp-color-primary-soft) 35%, var(--twp-color-bg));
}

.blog-related__inner {
	box-sizing: border-box;
}

.blog-related__head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 1rem;
	margin-bottom: 1.15rem;
}

.blog-related__title {
	margin: 0;
	font-family: var(--twp-font-display);
	font-size: clamp(1.2rem, 2.5vw, 1.45rem);
	font-weight: 800;
}

.blog-related__all {
	font-size: 0.9rem;
	font-weight: 700;
	color: var(--twp-color-primary);
	text-decoration: none;
	white-space: nowrap;
}

.blog-related__all:hover {
	text-decoration: underline;
}

.blog-related__grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1rem;
}

.blog-card--related .blog-card__media--empty {
	background:
		linear-gradient(145deg, var(--twp-color-primary-soft), color-mix(in srgb, var(--twp-color-primary) 12%, var(--twp-color-surface)));
}

[data-theme="dark"] .blog-page--single {
	background: var(--twp-color-bg);
}

[data-theme="dark"] .blog-widget,
[data-theme="dark"] .blog-single__nav-link {
	background: var(--twp-color-surface);
}

[data-theme="dark"] .blog-hero {
	background:
		linear-gradient(
			180deg,
			color-mix(in srgb, var(--twp-color-primary) 12%, transparent) 0%,
			transparent 100%
		);
}

[data-theme="dark"] .blog-card:hover,
[data-theme="dark"] .blog-single__nav-link:hover {
	box-shadow: none;
}

[data-theme="dark"] .blog-related {
	background: color-mix(in srgb, var(--twp-color-surface) 55%, var(--twp-color-bg));
}

@media (max-width: 820px) {
	.blog-single-layout {
		grid-template-columns: 1fr;
	}

	.blog-aside__sticky {
		position: static;
	}

	.blog-related__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 900px) {
	.blog-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 600px) {
	.blog-grid {
		grid-template-columns: 1fr;
	}

	.blog-hero {
		padding: 1.25rem 0 1rem;
	}

	.blog-hero__title {
		font-size: clamp(1.45rem, 7vw, 1.85rem);
		word-break: break-word;
	}

	.blog-list {
		padding-block: 1.15rem 2.5rem;
	}

	.blog-single__title {
		font-size: clamp(1.45rem, 6.5vw, 1.9rem);
	}

	.blog-single__body {
		font-size: 1.0625rem;
		line-height: 1.75;
	}

	.blog-single__cta-actions {
		width: 100%;
	}

	.blog-single__cta-actions .btn {
		flex: 1 1 auto;
		justify-content: center;
		min-height: 2.75rem;
	}

	.blog-single__nav {
		grid-template-columns: 1fr;
	}

	.blog-single__nav-link--next {
		text-align: left;
	}

	.blog-single__nav-spacer {
		display: none;
	}

	.blog-related__grid {
		grid-template-columns: 1fr;
	}

	.blog-card__more {
		min-height: 2.5rem;
		display: inline-flex;
		align-items: center;
	}
}