/* ==========================================================================
   Single blog post — /blog/{slug}/
   Light mode. Reading column max-width 720px, header max-width 900px.
   ========================================================================== */

.blog-single {
	background: var(--color-bg-light);
	padding: 0 var(--space-sm) var(--space-2xl);
}

@media (min-width: 768px) {
	.blog-single {
		padding: 0 var(--space-lg) var(--space-2xl);
	}
}

/* Hero
   ========================================================================== */

.blog-post__hero {
	position: relative;
	min-height: 55vh;
	background-color: var(--color-bg);
	background-size: cover;
	background-position: center;
	display: flex;
	align-items: flex-end;
	margin-left: calc(-1 * var(--space-sm));
	margin-right: calc(-1 * var(--space-sm));
}

@media (min-width: 768px) {
	.blog-post__hero {
		min-height: 60vh;
		margin-left: calc(-1 * var(--space-lg));
		margin-right: calc(-1 * var(--space-lg));
	}
}

.blog-post__hero-overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(
		to bottom,
		rgba(0, 0, 0, 0.2) 0%,
		rgba(0, 0, 0, 0.65) 100%
	);
}

.blog-post__hero-inner {
	position: relative;
	z-index: 1;
	width: 100%;
	max-width: 900px;
	margin: 0 auto;
	padding: var(--space-xl) var(--space-sm);
}

@media (min-width: 768px) {
	.blog-post__hero-inner {
		padding: var(--space-2xl) var(--space-lg);
	}
}

/* Sub-header — breadcrumbs + meta
   ========================================================================== */

.blog-post__sub-header {
	padding: var(--space-lg) 0 0;
	margin-bottom: var(--space-xl);
}

.blog-post__sub-header-inner {
	max-width: 720px;
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	gap: var(--space-sm);
}

/* Post title — lives inside hero
   ========================================================================== */

.blog-post__title {
	font-family: var(--font-sans);
	font-weight: var(--fw-regular);
	font-size: clamp(1.8rem, 4.5vw, 3.75rem);
	color: #fff;
	letter-spacing: -0.03em;
	line-height: 1.1;
	margin: 0;
}

.blog-post__meta {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 0.5rem 0.75rem;
}

.blog-post__author {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	font-family: var(--font-sans);
	font-size: 0.8rem;
	font-weight: var(--fw-regular);
	color: var(--color-text-dark);
}

.blog-post__avatar {
	width: 28px;
	height: 28px;
	border-radius: var(--radius-full);
	object-fit: cover;
	flex-shrink: 0;
}

.blog-post__avatar--fallback {
	background-color: #000;
	padding: 4px;
}

.blog-post__date,
.blog-post__reading-time {
	font-family: var(--font-sans);
	font-size: 0.8rem;
	font-weight: var(--fw-light);
	color: var(--color-text-dark-dim);
}

.blog-post__meta-dot {
	display: inline-block;
	width: 3px;
	height: 3px;
	border-radius: var(--radius-full);
	background: var(--color-text-dark-dim);
	flex-shrink: 0;
}

/* Reading column
   ========================================================================== */

.blog-post__content {
	max-width: 720px;
	margin: 0 auto var(--space-xl);
}

/* Post content typography
   All selectors scoped under .blog-post__content to avoid bleed.
   ========================================================================== */

.blog-post__content p {
	font-family: var(--font-sans);
	font-size: clamp(0.9rem, 1.4vw, 1.05rem);
	font-weight: var(--fw-light);
	color: var(--color-text-dark);
	line-height: 1.8;
	margin: 0 0 var(--space-md);
}

.blog-post__content h2 {
	font-family: var(--font-sans);
	font-weight: var(--fw-bold);
	font-size: clamp(1.25rem, 2.5vw, 1.75rem);
	color: var(--color-text-dark);
	letter-spacing: -0.025em;
	line-height: 1.2;
	margin: var(--space-xl) 0 var(--space-sm);
}

.blog-post__content h3 {
	font-family: var(--font-sans);
	font-weight: var(--fw-bold);
	font-size: clamp(1.05rem, 2vw, 1.35rem);
	color: var(--color-text-dark);
	letter-spacing: -0.02em;
	line-height: 1.3;
	margin: var(--space-lg) 0 var(--space-xs);
}

.blog-post__content h4 {
	font-family: var(--font-sans);
	font-weight: var(--fw-bold);
	font-size: 1rem;
	color: var(--color-text-dark);
	letter-spacing: -0.015em;
	margin: var(--space-md) 0 var(--space-xs);
}

.blog-post__content a {
	color: var(--color-text-dark);
	text-decoration: underline;
	text-underline-offset: 3px;
	text-decoration-color: var(--color-accent);
	text-decoration-thickness: 1.5px;
	transition: color 0.2s ease;
}

.blog-post__content a:hover {
	color: var(--color-accent);
}

.blog-post__content strong {
	font-weight: var(--fw-bold);
	color: var(--color-text-dark);
}

.blog-post__content em {
	font-family: var(--font-serif);
	font-style: italic;
}

.blog-post__content ul,
.blog-post__content ol {
	margin: 0 0 var(--space-md);
	padding-left: 1.5rem;
}

.blog-post__content li {
	font-family: var(--font-sans);
	font-size: clamp(0.9rem, 1.4vw, 1.05rem);
	font-weight: var(--fw-light);
	color: var(--color-text-dark);
	line-height: 1.8;
	margin-bottom: 0.4rem;
}

.blog-post__content blockquote {
	margin: var(--space-lg) 0;
	padding: var(--space-md) var(--space-lg);
	border-left: 3px solid var(--color-accent);
	background: rgba(19, 214, 136, 0.04);
	border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.blog-post__content blockquote p {
	font-family: var(--font-serif);
	font-style: italic;
	font-size: clamp(1rem, 1.6vw, 1.2rem);
	color: var(--color-text-dark);
	margin: 0;
}

.blog-post__content blockquote cite {
	display: block;
	margin-top: var(--space-xs);
	font-family: var(--font-sans);
	font-size: 0.8rem;
	font-style: normal;
	font-weight: var(--fw-regular);
	color: var(--color-text-dark-dim);
}

.blog-post__content hr {
	border: none;
	border-top: 1px solid var(--color-border-dark);
	margin: var(--space-xl) 0;
}

.blog-post__content figure {
	margin: var(--space-lg) 0;
}

.blog-post__content figure img {
	width: 100%;
	border-radius: var(--radius-sm);
	display: block;
}

.blog-post__content figcaption {
	margin-top: var(--space-xs);
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: var(--fw-light);
	color: var(--color-text-dark-dim);
	text-align: center;
}

.blog-post__content code {
	font-family: 'Courier New', Courier, monospace;
	font-size: 0.875em;
	background: rgba(16, 16, 16, 0.06);
	color: var(--color-text-dark);
	padding: 0.15em 0.4em;
	border-radius: 4px;
}

.blog-post__content pre {
	background: var(--color-text-dark);
	border-radius: var(--radius-sm);
	padding: var(--space-md);
	overflow-x: auto;
	margin: 0 0 var(--space-md);
}

.blog-post__content pre code {
	background: transparent;
	color: var(--color-text);
	padding: 0;
	font-size: 0.85rem;
	line-height: 1.7;
	border-radius: 0;
}

.blog-post__content img {
	max-width: 100%;
	border-radius: var(--radius-sm);
	display: block;
}

/* Post footer — tags
   ========================================================================== */

.blog-post__footer {
	max-width: 720px;
	margin: 0 auto var(--space-lg);
	padding-top: var(--space-lg);
	border-top: 1px solid var(--color-border-dark);
}

.blog-post__tags {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
}

.blog-post__tag {
	display: inline-block;
	padding: 0.35rem 0.875rem;
	border-radius: var(--radius-full);
	border: 1px solid var(--color-border-dark);
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: var(--fw-regular);
	color: var(--color-text-dark);
	text-decoration: none;
	transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.blog-post__tag:hover {
	background: var(--color-text-dark);
	border-color: var(--color-text-dark);
	color: var(--color-bg-light);
}

/* Back navigation
   ========================================================================== */

.blog-post__nav {
	max-width: 720px;
	margin: 0 auto;
}

.blog-post__back {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
	font-family: var(--font-sans);
	font-size: 0.85rem;
	font-weight: var(--fw-bold);
	color: var(--color-text-dark);
	text-decoration: none;
	transition: gap 0.25s ease;
}

.blog-post__back:hover {
	gap: 0.35rem;
}

.blog-post__back-icon {
	width: 2rem;
	height: 2rem;
	background: rgba(16, 16, 16, 0.06);
	flex-shrink: 0;
	transition: background 0.25s var(--ease-out-expo);
}

.blog-post__back-icon svg {
	width: 0.85rem;
	height: 0.85rem;
	stroke: var(--color-text-dark);
}

.blog-post__back:hover .blog-post__back-icon {
	background: var(--color-accent);
}

.blog-post__back:hover .blog-post__back-icon svg {
	stroke: var(--color-bg);
}