/**
 * blog.css — Blog Layout Components for citelayer® Theme
 * Enqueue auf is_singular('post') — nur für Blog Posts
 *
 * Extrahiert aus: blog-single.html Mockup
 * Layout-Komponenten: Hero, Article Meta, ToC, Tags, Author Box, Related Posts
 * Shared Layout (Breadcrumb, Article-Header, Article-Layout, Article-Body) → prose.css
 */

/* ══════════════════════════════════════════════════════════════════
	BLOG SINGLE — PAGE STYLES
	══════════════════════════════════════════════════════════════════ */

/* ── Reading Progress Bar ──────────────────────────────────────── */
.reading-progress {
	position: fixed;
	top: 63px;
	left: 0;
	width: 0%;
	height: 3px;
	background: var(--md-primary);
	z-index: 201;
	transition: width .1s linear;
}

/* ── Breadcrumb → ausgelagert nach prose.css ──────────────────── */

/* ── Featured Image Hero ──────────────────────────────────────── */
.post-hero {
	max-width: 1200px;
	margin: 0 auto;
	padding: var(--space-8) 24px 0;
}

.post-hero-image {
	border-radius: var(--radius-xl);
	overflow: hidden;
	aspect-ratio: 21/8;
	background: linear-gradient(135deg, var(--md-primary-container) 0%, color-mix(in srgb, var(--md-tertiary-container) 50%, var(--md-primary-container)) 100%);
	display: flex;
	align-items: center;
	justify-content: center;
	position: relative;
}

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

.post-hero-image-caption {
	position: absolute;
	bottom: 16px;
	right: 20px;
	font-size: 12px;
	color: rgba(0, 0, 0, .45);
	font-style: italic;
}

[data-theme="dark"] .post-hero-image-caption {
	color: rgba(255, 255, 255, .4);
}

/* ── Article Header ───────────────────────────────────────────── */
/*
 * ── Article Header → Basis in prose.css, Blog-spezifische Ergänzungen ──.
 */
.post-category-chip {
	display: inline-flex;
	align-items: center;
	height: 28px;
	padding: 0 12px;
	border-radius: var(--radius-full);
	background: var(--md-primary-container);
	color: var(--md-on-primary-container);
	font-family: var(--font-display);
	font-size: 12px;
	font-weight: 500;
	text-decoration: none;
	transition: opacity .2s;
}

.post-category-chip:hover {
	opacity: .8;
}

/*

 * Article-Title → Basis in prose.css.

 */
.article-meta {
	display: flex;
	align-items: center;
	gap: var(--space-3);
	flex-wrap: wrap;
	padding: var(--space-4) 0;
	border-top: 1px solid var(--md-outline-variant);
	border-bottom: 1px solid var(--md-outline-variant);
	margin-bottom: var(--space-8);
}

.meta-avatar {
	width: 36px;
	height: 36px;
	border-radius: var(--radius-full);
	background: var(--md-secondary-container);
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-display);
	font-size: 13px;
	font-weight: 700;
	color: var(--md-on-secondary-container);
	flex-shrink: 0;
}

.meta-author-info {
	flex: 1;
}

.meta-author-name {
	font-family: var(--font-display);
	font-size: 14px;
	font-weight: 600;
	color: var(--md-on-surface);
}

.meta-author-role {
	font-size: 12px;
	color: var(--md-on-surface-variant);
}

.meta-sep {
	width: 1px;
	height: 20px;
	background: var(--md-outline-variant);
}

.meta-item {
	display: flex;
	align-items: center;
	gap: 5px;
	font-size: 13px;
	color: var(--md-on-surface-variant);
}

.meta-item .material-symbols-outlined {
	font-size: 16px;
	color: var(--md-outline);
}

.share-btn {
	margin-left: auto;
	display: flex;
	align-items: center;
	gap: 6px;
	padding: 6px 14px;
	border-radius: var(--radius-full);
	border: 1.5px solid var(--md-outline-variant);
	background: transparent;
	color: var(--md-on-surface-variant);
	font-size: 13px;
	font-weight: 500;
	cursor: pointer;
	transition: all .2s;
}

.share-btn:hover {
	border-color: var(--md-primary);
	color: var(--md-primary);
}

.share-btn.copied {
	border-color: var(--md-primary);
	color: var(--md-primary);
	background: var(--md-primary-container);
}

/* ── Article Layout (2-Spalten Grid) ─────────────────────────── */
/* ── Article Layout → Basis (Single-Column) in prose.css ──────── */
/*
 * Blog-Override: 2-Column-Grid mit TOC-Sidebar.
 */
.article-layout {
	display: grid;
	grid-template-columns: 1fr 260px;
	gap: var(--space-12);
	align-items: start;
}

/* ── Article Body → Basis in prose.css ────────────────────────── */

/* ── Post Tags ────────────────────────────────────────────────── */
.post-tags {
	display: flex;
	align-items: center;
	gap: var(--space-2);
	flex-wrap: wrap;
	margin-top: var(--space-10);
	padding-top: var(--space-6);
	border-top: 1px solid var(--md-outline-variant);
}

.post-tags-label {
	font-size: 13px;
	font-weight: 500;
	color: var(--md-on-surface-variant);
	text-transform: uppercase;
	letter-spacing: .06em;
}

.tag-chip {
	display: inline-flex;
	align-items: center;
	height: 28px;
	padding: 0 12px;
	border-radius: var(--radius-s);
	background: var(--md-surface-container-high);
	color: var(--md-on-surface-variant);
	font-size: 12px;
	font-weight: 500;
	text-decoration: none;
	transition: all .2s;
}

.tag-chip:hover {
	background: var(--md-secondary-container);
	color: var(--md-on-secondary-container);
}

/* ── Author Box ───────────────────────────────────────────────── */
.author-box {
	background: var(--md-surface-container-low);
	border-radius: var(--radius-xl);
	padding: var(--space-6);
	margin-top: var(--space-8);
	display: flex;
	gap: var(--space-5);
	align-items: flex-start;
	box-shadow: var(--md-elevation-1);
}

.author-box-avatar {
	width: 64px;
	height: 64px;
	border-radius: var(--radius-full);
	background: var(--md-secondary-container);
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-display);
	font-size: 22px;
	font-weight: 700;
	color: var(--md-on-secondary-container);
	flex-shrink: 0;
}

.author-box-body {
	flex: 1;
}

.author-box-label {
	font-size: 11px;
	font-weight: 600;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--md-on-surface-variant);
	margin-bottom: 2px;
}

.author-box-name {
	font-family: var(--font-display);
	font-size: 1.0625rem;
	font-weight: 700;
	color: var(--md-on-surface);
	margin-bottom: var(--space-2);
}

.author-box-bio {
	font-size: .875rem;
	line-height: 1.6;
	color: var(--md-on-surface-variant);
}

/* ── Sticky ToC Sidebar ──────────────────────────────────────── */
/*
 * ── ToC Sidebar → ausgelagert nach prose.css (shared: Blog + EDD) ──.
 */
/* ── Related Posts ────────────────────────────────────────────── */
.related-posts-section {
	background: var(--section-alt-bg);
	padding: var(--space-16) 0;
	border-top: 1px solid var(--md-outline-variant);
}

.related-posts-inner {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 24px;
}

.related-title {
	font-family: var(--font-display);
	font-size: 1.375rem;
	font-weight: 700;
	color: var(--md-on-surface);
	margin-bottom: var(--space-8);
}

.related-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-5);
}

.related-card {
	background: var(--md-surface-container-lowest);
	border-radius: var(--radius-l);
	overflow: hidden;
	box-shadow: var(--md-elevation-1);
	text-decoration: none;
	color: inherit;
	display: flex;
	flex-direction: column;
	transition: transform .2s, box-shadow .2s;
}

.related-card:hover {
	transform: translateY(-2px);
	box-shadow: var(--md-elevation-2);
}

.related-card-image {
	aspect-ratio: 16/9;
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
}

.related-card-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.related-card-body {
	padding: var(--space-5);
	flex: 1;
	display: flex;
	flex-direction: column;
	gap: var(--space-3);
}

.related-card-category {
	font-size: 11px;
	height: 22px;
	padding: 0 10px;
	border-radius: var(--radius-full);
	background: var(--md-primary-container);
	color: var(--md-on-primary-container);
	font-weight: 500;
	display: inline-flex;
	align-items: center;
	width: fit-content;
}

.related-card-title {
	font-family: var(--font-display);
	font-size: .9375rem;
	font-weight: 700;
	line-height: 1.35;
	color: var(--md-on-surface);
	display: -webkit-box;
	-webkit-line-clamp: 2;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

.related-card-meta {
	margin-top: auto;
}

.post-meta-sm {
	display: flex;
	align-items: center;
	gap: var(--space-2);
	font-size: 12px;
	color: var(--md-on-surface-variant);
}

.post-meta-dot {
	width: 3px;
	height: 3px;
	border-radius: 50%;
	background: var(--md-outline);
}

/* ══════════════════════════════════════════════════════════════════
	RESPONSIVE BREAKPOINTS
	══════════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
	.article-layout {
		grid-template-columns: 1fr;
	}

	.toc-sidebar {
		display: none;
	}
}

@media (max-width: 768px) {
	.post-hero {
		padding: var(--space-6) 16px 0;
	}

	.post-hero-image {
		aspect-ratio: 16/9;
	}

	.related-grid {
		grid-template-columns: 1fr;
	}

	.author-box {
		flex-direction: column;
		align-items: center;
		text-align: center;
	}

	.article-meta {
		gap: var(--space-2);
	}

	.meta-sep {
		display: none;
	}

	.share-btn {
		margin-left: 0;
	}
}

@media (max-width: 480px) {
	.post-hero {
		padding: var(--space-4) 16px 0;
	}
}