/* blog.css — article, list, and prose styles for blog.msnieman.com.
   Builds on the design tokens + shared components in main.css. */

.blog-hero {
	padding-top: 3rem;
	margin-bottom: 2.25rem;
}

.blog-hero h1 {
	font-size: clamp(2rem, 5vw, 2.75rem);
	font-weight: 400;
	letter-spacing: -0.01em;
	margin: 0.35rem 0 0.5rem;
}

.blog-sub {
	color: var(--md-on-surface-variant);
	font-size: 1.05rem;
	margin: 0;
}

.post-back {
	display: inline-block;
	font-family: var(--font-mono);
	font-size: 0.85rem;
	color: var(--md-on-surface-variant);
}

.post-back:hover {
	color: var(--md-primary);
	text-decoration: none;
}

/* ---------- post list ---------- */

.post-list {
	display: grid;
	gap: 1rem;
}

.post-card {
	display: block;
	border-radius: var(--shape-lg);
	background: var(--md-surface-container-low);
	box-shadow: var(--elev-1);
	padding: 1.25rem 1.4rem;
	transition: box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}

.post-card:hover {
	box-shadow: var(--elev-2);
	background: var(--md-surface-container);
	text-decoration: none;
}

.post-card-head {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.25rem 1rem;
}

.post-card-head h2 {
	font-size: 1.2rem;
	font-weight: 500;
	color: var(--md-on-surface);
	margin: 0;
}

.post-card-head time {
	font-family: var(--font-mono);
	font-size: 0.8rem;
	color: var(--md-on-surface-variant);
	white-space: nowrap;
}

.post-card-sub {
	color: var(--md-on-surface-variant);
	margin: 0.5rem 0 0;
}

.empty-note {
	color: var(--md-on-surface-variant);
}

/* ---------- tags ---------- */

.post-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
	margin-top: 0.75rem;
}

.post-tag {
	font-size: 0.75rem;
	font-weight: 500;
	color: var(--md-on-surface-variant);
	background: var(--md-surface-container-high);
	border: 1px solid var(--md-outline-variant);
	border-radius: var(--shape-sm);
	padding: 0.15rem 0.55rem;
	line-height: 1.4;
}

a.post-tag:hover {
	color: var(--md-primary);
	border-color: var(--md-primary);
	text-decoration: none;
}

/* ---------- single post ---------- */

.post {
	max-width: 44rem;
	margin: 0 auto;
	padding-top: 2.5rem;
}

.post-header {
	margin-bottom: 2rem;
	padding-bottom: 1.25rem;
	border-bottom: 1px solid var(--md-outline-variant);
}

.post-header h1 {
	font-size: clamp(1.8rem, 4.5vw, 2.5rem);
	font-weight: 400;
	line-height: 1.15;
	margin: 0.75rem 0 0.75rem;
}

.post-meta {
	font-family: var(--font-mono);
	font-size: 0.85rem;
	color: var(--md-on-surface-variant);
}

.post-header .post-tags {
	margin-top: 0.9rem;
}

/* ---------- prose ---------- */

.prose {
	font-size: 1.05rem;
	line-height: 1.75;
	color: var(--md-on-surface);
}

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

.prose h2,
.prose h3,
.prose h4 {
	font-weight: 500;
	line-height: 1.25;
	margin: 2.25rem 0 0.75rem;
}

.prose h2 {
	font-size: 1.5rem;
}

.prose h3 {
	font-size: 1.25rem;
}

.prose h4 {
	font-size: 1.1rem;
}

.prose p {
	margin: 1rem 0;
}

.prose a {
	color: var(--md-primary);
	text-decoration: underline;
	text-underline-offset: 2px;
}

.prose ul,
.prose ol {
	margin: 1rem 0;
	padding-left: 1.4rem;
}

.prose li {
	margin: 0.35rem 0;
}

.prose blockquote {
	margin: 1.5rem 0;
	padding: 0.25rem 0 0.25rem 1.1rem;
	border-left: 3px solid var(--md-primary);
	color: var(--md-on-surface-variant);
}

.prose blockquote p {
	margin: 0.35rem 0;
}

.prose img {
	max-width: 100%;
	height: auto;
	border-radius: var(--shape-md);
}

.prose hr {
	border: none;
	border-top: 1px solid var(--md-outline-variant);
	margin: 2.5rem 0;
}

/* inline code */
.prose code {
	font-family: var(--font-mono);
	font-size: 0.9em;
	background: var(--md-surface-container-high);
	border: 1px solid var(--md-outline-variant);
	border-radius: 6px;
	padding: 0.05rem 0.35rem;
}

/* fenced code blocks (Chroma output is wrapped in .highlight > pre) */
.prose pre {
	font-family: var(--font-mono);
	font-size: 0.875rem;
	line-height: 1.6;
	background: var(--md-surface-container-lowest);
	border: 1px solid var(--md-outline-variant);
	border-radius: var(--shape-md);
	padding: 1rem 1.1rem;
	overflow-x: auto;
	margin: 1.5rem 0;
}

.prose pre code {
	background: none;
	border: none;
	padding: 0;
	font-size: inherit;
}

.prose .highlight {
	margin: 1.5rem 0;
}

.prose .highlight pre {
	margin: 0;
}

/* tables */
.prose table {
	width: 100%;
	border-collapse: collapse;
	margin: 1.5rem 0;
	font-size: 0.95rem;
}

.prose th,
.prose td {
	border: 1px solid var(--md-outline-variant);
	padding: 0.5rem 0.75rem;
	text-align: left;
}

.prose th {
	background: var(--md-surface-container-high);
	font-weight: 500;
}