/**
 * Centi Theme — assets/css/single.css
 *
 * Single post (tin tức): header, featured image, content, author bio.
 *
 * @package CentiTheme
 */

/* -------------------------------------------------------------------------
 * Single Post Header
 * ---------------------------------------------------------------------- */

.single-post__header {
	margin-bottom: var(--space-8);
}

.single-post__cats {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin-bottom: var(--space-3);
}

.single-post__cats .category-link {
	font-size: var(--font-size-xs);
	font-weight: var(--font-weight-semibold);
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--color-primary);
	text-decoration: none;
}

.single-post__cats .category-link:hover {
	text-decoration: underline;
}

.single-post__title {
	font-size: var(--font-size-3xl);
	line-height: var(--line-height-heading);
	margin-bottom: var(--space-5);
}

@media (min-width: 768px) {
	.single-post__title {
		font-size: var(--font-size-4xl);
	}
}

.single-post__meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--space-4);
	font-size: var(--font-size-sm);
	color: var(--color-text-muted);
	padding-bottom: var(--space-5);
	border-bottom: 1px solid var(--color-border);
}

.single-post__meta .byline,
.single-post__meta .posted-on {
	display: inline-flex;
	align-items: center;
	gap: var(--space-1);
}

.single-post__meta a {
	color: var(--color-text-muted);
	text-decoration: none;
	font-weight: var(--font-weight-medium);
}

.single-post__meta a:hover {
	color: var(--color-primary);
}

/* -------------------------------------------------------------------------
 * Featured Image
 * ---------------------------------------------------------------------- */

.single-post__thumbnail {
	margin-bottom: var(--space-8);
	border-radius: var(--radius-lg);
	overflow: hidden;
	aspect-ratio: 16 / 6;
}

.single-post__image {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* -------------------------------------------------------------------------
 * Post Content (entry-content)
 * ---------------------------------------------------------------------- */

.entry-content {
	font-size: var(--font-size-lg);
	line-height: var(--line-height-body);
	color: var(--color-text);
}

.entry-content > * + * {
	margin-top: var(--space-5);
}

.entry-content h2 {
	font-size: var(--font-size-2xl);
	margin-top: var(--space-10);
	margin-bottom: var(--space-4);
	padding-bottom: var(--space-3);
	border-bottom: 2px solid var(--color-border);
}

.entry-content h3 {
	font-size: var(--font-size-xl);
	margin-top: var(--space-8);
	margin-bottom: var(--space-3);
}

.entry-content h4 {
	font-size: var(--font-size-lg);
	margin-top: var(--space-6);
}

.entry-content a {
	color: var(--color-primary);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.entry-content a:hover {
	color: var(--color-primary-dark);
}

.entry-content img {
	border-radius: var(--radius-md);
}

.entry-content ul,
.entry-content ol {
	padding-left: var(--space-6);
}

.entry-content li {
	margin-bottom: var(--space-2);
}

/* -------------------------------------------------------------------------
 * Post Footer (tags, edit link)
 * ---------------------------------------------------------------------- */

.single-post__footer {
	margin-top: var(--space-8);
	padding-top: var(--space-6);
	border-top: 1px solid var(--color-border);
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-3);
	font-size: var(--font-size-sm);
	color: var(--color-text-muted);
}

.single-post__footer .cat-links a,
.single-post__footer .tags-links a {
	color: var(--color-primary);
}

.single-post__footer .edit-link a {
	color: var(--color-text-muted);
	text-decoration: none;
}

.single-post__footer .edit-link a:hover {
	color: var(--color-primary);
}

/* -------------------------------------------------------------------------
 * Author Bio
 * ---------------------------------------------------------------------- */

.author-bio {
	display: flex;
	gap: var(--space-5);
	align-items: flex-start;
	margin-top: var(--space-10);
	padding: var(--space-6);
	background-color: var(--color-bg-secondary);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-lg);
}

.author-bio__avatar-link {
	flex-shrink: 0;
}

.author-bio__avatar,
.author-bio__avatar-link img {
	width: 80px;
	height: 80px;
	border-radius: var(--radius-full);
	object-fit: cover;
}

.author-bio__label {
	font-size: var(--font-size-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-weight: var(--font-weight-semibold);
	color: var(--color-text-muted);
	margin: 0 0 var(--space-1);
}

.author-bio__name {
	font-size: var(--font-size-lg);
	margin: 0 0 var(--space-2);
}

.author-bio__name a {
	color: var(--color-text);
	text-decoration: none;
}

.author-bio__name a:hover {
	color: var(--color-primary);
}

.author-bio__description {
	font-size: var(--font-size-sm);
	color: var(--color-text-muted);
	line-height: var(--line-height-body);
	margin: 0;
}

@media (max-width: 479px) {
	.author-bio {
		flex-direction: column;
	}
}

/* -------------------------------------------------------------------------
 * Comments Area
 * ---------------------------------------------------------------------- */

.comments-area {
	margin-top: var(--space-10);
	padding-top: var(--space-8);
	border-top: 1px solid var(--color-border);
}

.comments-title {
	font-size: var(--font-size-2xl);
	margin-bottom: var(--space-6);
}

.comment-list {
	list-style: none;
	padding: 0;
	margin: 0 0 var(--space-8);
}

.comment-body {
	display: flex;
	gap: var(--space-4);
	padding: var(--space-5) 0;
	border-bottom: 1px solid var(--color-border);
}

.comment-author .avatar {
	width: 48px;
	height: 48px;
	border-radius: var(--radius-full);
	flex-shrink: 0;
}

.comment-meta {
	font-size: var(--font-size-sm);
	color: var(--color-text-muted);
	margin-bottom: var(--space-2);
}

.comment-meta .fn {
	font-weight: var(--font-weight-semibold);
	color: var(--color-text);
}

.comment-content p {
	font-size: var(--font-size-base);
	margin-bottom: var(--space-3);
}