/**
 * PersonaArch — content styles: layout, cards, meta, entries, sidebar.
 */

/* Layout ---------------------------------------------------------------- */

.pa-layout {
	display: grid;
	grid-template-columns: 1fr;
	gap: 48px;
	padding-block: 40px 64px;
}

.pa-layout--sidebar {
	grid-template-columns: minmax(0, 1fr) 300px;
}

.pa-layout__main {
	min-width: 0;
}

.pa-section {
	margin-block: 56px;
}

.pa-section__head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 20px;
	margin-bottom: 22px;
}

.pa-section__title {
	display: flex;
	align-items: center;
	gap: 10px;
	margin: 0;
	font-size: clamp(1.4rem, 2.4vw, 1.75rem);
}

.pa-section__link {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	flex: none;
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--pa-muted);
}

.pa-section__link:hover {
	color: var(--pa-accent);
}

/* Page headers ---------------------------------------------------------- */

.pa-page-header {
	margin-bottom: 32px;
}

.pa-page-title {
	margin: 0 0 12px;
	font-size: clamp(1.9rem, 4vw, 2.75rem);
}

.pa-page-title__query {
	color: var(--pa-accent);
}

.pa-page-description {
	max-width: 68ch;
	color: var(--pa-muted);
}

.pa-breadcrumbs {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px;
	margin-bottom: 18px;
	font-size: 0.72rem;
	letter-spacing: 0.06em;
	color: var(--pa-muted);
}

.pa-breadcrumbs a:hover {
	color: var(--pa-accent);
}

.pa-breadcrumbs__sep {
	opacity: 0.5;
}

/* Grid ------------------------------------------------------------------ */

.pa-grid {
	display: grid;
	grid-template-columns: repeat(var(--pa-cols, 3), minmax(0, 1fr));
	gap: 22px;
}

/* Cards ----------------------------------------------------------------- */

.pa-card {
	position: relative;
	display: flex;
	flex-direction: column;
	overflow: hidden;
	background-color: var(--pa-surface);
	border: 1px solid var(--pa-border);
	border-radius: var(--pa-radius);
	transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.pa-card:hover {
	border-color: var(--pa-border-strong);
	box-shadow: var(--pa-shadow);
	transform: translateY(-2px);
}

.pa-card__media {
	position: relative;
	overflow: hidden;
	background-color: var(--pa-surface-alt);
	aspect-ratio: 3 / 2;
}

.pa-card__media .pa-picture,
.pa-card__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.pa-card__body {
	display: flex;
	flex-direction: column;
	gap: 8px;
	padding: 16px 18px 18px;
}

.pa-card__title {
	margin: 0;
	font-size: 1.06rem;
	line-height: 1.32;
}

/* Stretched link: the whole card is clickable, inner links stay usable. */
.pa-card__link::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 1;
}

.pa-card__excerpt {
	margin: 0;
	font-size: 0.85rem;
	color: var(--pa-muted);
}

.pa-card--course .pa-card__title {
	font-size: 1.25rem;
}

/* Meta ------------------------------------------------------------------ */

.pa-meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px;
	margin-top: auto;
	font-size: 0.68rem;
	font-weight: 500;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--pa-muted);
}

.pa-meta a {
	position: relative;
	z-index: 2;
}

.pa-meta a:hover {
	color: var(--pa-accent);
}

.pa-meta__sep {
	opacity: 0.5;
}

/* Chips ----------------------------------------------------------------- */

.pa-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-block: 16px;
}

.pa-chip {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 7px 14px;
	background-color: var(--pa-surface);
	border: 1px solid var(--pa-border);
	border-radius: 100px;
	font-size: 0.75rem;
	color: var(--pa-text);
	transition: border-color 0.18s ease, color 0.18s ease;
}

.pa-chip:hover {
	border-color: var(--pa-accent);
	color: var(--pa-accent);
}

.pa-chip__count {
	font-size: 0.68rem;
	color: var(--pa-muted);
}

.pa-chip--concept {
	background-color: var(--pa-accent-soft);
	border-color: transparent;
}

/* Entry ----------------------------------------------------------------- */

.pa-entry {
	max-width: 780px;
	margin-inline: auto;
}

.pa-layout--sidebar .pa-entry {
	margin-inline: 0;
}

.pa-entry__header {
	margin-bottom: 24px;
}

.pa-entry__title {
	margin: 0 0 14px;
	font-size: clamp(1.9rem, 4.2vw, 2.85rem);
}

.pa-entry__media {
	margin: 0 0 32px;
	border-radius: var(--pa-radius-lg);
	overflow: hidden;
}

.pa-entry__media img {
	display: block;
	width: 100%;
}

.pa-entry__caption {
	padding-top: 8px;
	font-size: 0.78rem;
	color: var(--pa-muted);
}

.pa-entry__footer {
	margin-top: 32px;
	padding-top: 20px;
	border-top: 1px solid var(--pa-border);
}

/* Prose ----------------------------------------------------------------- */

.pa-prose {
	font-size: 1.05rem;
	line-height: 1.78;
}

.pa-prose > * {
	margin-block: 0 1.15em;
}

.pa-prose h2 {
	margin-top: 1.8em;
	font-size: clamp(1.5rem, 3vw, 2rem);
}

.pa-prose h3 {
	margin-top: 1.6em;
	font-size: clamp(1.25rem, 2.4vw, 1.5rem);
}

.pa-prose a {
	color: var(--pa-accent);
	text-decoration: underline;
	text-underline-offset: 3px;
	text-decoration-thickness: 1px;
}

.pa-prose img,
.pa-prose .pa-picture {
	border-radius: var(--pa-radius);
}

.pa-prose figure {
	margin-inline: 0;
}

.pa-prose figcaption {
	padding-top: 8px;
	font-size: 0.8rem;
	color: var(--pa-muted);
}

.pa-prose blockquote {
	margin-inline: 0;
	padding: 4px 0 4px 24px;
	border-left: 2px solid var(--pa-accent);
	font-family: var(--pa-font-heading);
	font-size: 1.2rem;
	font-style: italic;
	color: var(--pa-text);
}

.pa-prose code,
.pa-prose pre {
	background-color: var(--pa-surface-alt);
	border-radius: 4px;
}

.pa-prose code {
	padding: 2px 6px;
	font-size: 0.9em;
}

.pa-prose pre {
	padding: 16px 18px;
	overflow-x: auto;
}

.pa-prose ul,
.pa-prose ol {
	padding-left: 1.3em;
}

.pa-prose li {
	margin-bottom: 0.4em;
}

.pa-prose table {
	width: 100%;
	border-collapse: collapse;
	display: block;
	overflow-x: auto;
}

.pa-prose th,
.pa-prose td {
	padding: 10px 12px;
	border: 1px solid var(--pa-border);
	text-align: left;
}

/* Post navigation ------------------------------------------------------- */

.pa-post-nav {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 16px;
	max-width: 780px;
	margin: 48px auto 0;
}

.pa-post-nav__item {
	padding: 18px 20px;
	background-color: var(--pa-surface);
	border: 1px solid var(--pa-border);
	border-radius: var(--pa-radius);
	font-family: var(--pa-font-heading);
	font-size: 1.05rem;
	line-height: 1.3;
}

.pa-post-nav__item--next {
	text-align: right;
}

.pa-post-nav__label {
	display: block;
	margin-bottom: 6px;
	font-family: var(--pa-font-body);
	font-size: 0.66rem;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--pa-muted);
}

.pa-concepts,
.pa-related {
	max-width: 780px;
	margin-inline: auto;
}

.pa-layout--sidebar .pa-concepts,
.pa-layout--sidebar .pa-related {
	margin-inline: 0;
}

.pa-related .pa-grid {
	max-width: none;
}

/* Pagination ------------------------------------------------------------ */

.pa-pagination,
.comments-pagination {
	margin-top: 48px;
}

.pa-pagination .nav-links,
.comments-pagination .nav-links {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: center;
	gap: 8px;
}

.pa-pagination .page-numbers,
.comments-pagination .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 42px;
	height: 42px;
	padding-inline: 12px;
	background-color: var(--pa-surface);
	border: 1px solid var(--pa-border);
	border-radius: var(--pa-radius);
	font-size: 0.8rem;
}

.pa-pagination .page-numbers.current {
	background-color: var(--pa-button-bg);
	border-color: var(--pa-button-bg);
	color: var(--pa-button-fg);
}

/* Sidebar --------------------------------------------------------------- */

.pa-sidebar {
	min-width: 0;
}

.pa-sidebar .widget {
	margin-bottom: 32px;
	padding: 20px 22px;
	background-color: var(--pa-surface);
	border: 1px solid var(--pa-border);
	border-radius: var(--pa-radius);
}

.pa-sidebar .widget-title {
	margin: 0 0 12px;
	font-family: var(--pa-font-body);
	font-size: 0.7rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--pa-muted);
}

.pa-sidebar ul {
	margin: 0;
	padding: 0;
	list-style: none;
}

.pa-sidebar li {
	padding-block: 6px;
	border-bottom: 1px solid var(--pa-border);
}

.pa-sidebar li:last-child {
	border-bottom: 0;
}

/* Empty states ---------------------------------------------------------- */

.pa-empty {
	max-width: 640px;
	margin-inline: auto;
	padding-block: 40px;
	text-align: center;
}

.pa-empty__title {
	font-size: clamp(1.5rem, 3vw, 2rem);
}

.pa-empty .pa-searchform {
	margin-block: 24px;
}

/* Responsive ------------------------------------------------------------ */

@media (max-width: 1024px) {
	.pa-layout {
		grid-template-columns: 1fr;
		gap: 40px;
		padding-block: 28px 48px;
	}

	.pa-grid {
		grid-template-columns: repeat(var(--pa-cols-md, 1), minmax(0, 1fr));
		gap: 14px;
	}

	/* Cards turn into list rows, matching the tablet layout of the design. */
	.pa-grid--cards .pa-card {
		flex-direction: row;
		align-items: stretch;
	}

	.pa-grid--cards .pa-card__media {
		flex: none;
		width: 128px;
		aspect-ratio: auto;
	}

	.pa-grid--cards .pa-card__body {
		padding: 14px 16px;
	}

	.pa-grid--cards .pa-card__excerpt {
		display: none;
	}

	.pa-section {
		margin-block: 40px;
	}
}

@media (max-width: 767px) {
	.pa-grid {
		grid-template-columns: repeat(var(--pa-cols-sm, 1), minmax(0, 1fr));
	}

	.pa-grid--cards .pa-card__media {
		width: 96px;
	}

	.pa-card__title {
		font-size: 0.98rem;
	}

	.pa-post-nav {
		grid-template-columns: 1fr;
	}

	.pa-post-nav__item--next {
		text-align: left;
	}
}

/* Archive header count -------------------------------------------------- */

.pa-page-count {
	margin: -6px 0 12px;
	font-size: 0.72rem;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--pa-muted);
}

/* Rendering cost ---------------------------------------------------------- */

/*
 * Rows below the fold are laid out only when they approach the viewport. On a
 * long feed this is the difference between a smooth and a janky first scroll
 * on a mid-range phone.
 *
 * Deliberately NOT on .pa-section: `content-visibility` implies `contain: paint`,
 * which clips anything drawn outside the box — card hover shadows and the
 * enlarged active carousel dot were being cut in half.
 */
.pa-feed__item,
.pa-library__group {
	content-visibility: auto;
}

.pa-feed__item {
	contain-intrinsic-size: auto 200px;
}

.pa-library__group {
	contain-intrinsic-size: auto 300px;
}

/* The first screen must never be deferred. */
.pa-hero,
.pa-lead,
.pa-feed__item:first-child {
	content-visibility: visible;
}