/**
 * Paramount Advantage — blog, archives and single posts
 *
 * Performance decisions:
 * - Uses the existing design system and local/system font stack
 * - No JavaScript, external libraries or external fonts
 * - Loads only on blog-related views
 * - Fixed card-image aspect ratios reduce layout shift
 * - Responsive CSS Grid replaces layout scripts
 */

/* Shared archive layout
---------------------------------------------------------------------------- */

.pa-blog-index-page .site-inner,
.pa-blog-archive-page .site-inner {
	max-width: none;
	padding: 0;
}

.pa-blog-index-page .content,
.pa-blog-archive-page .content {
	float: none;
	width: 100%;
}

.pa-blog-archive-hero {
	border-bottom: 1px solid var(--pa-color-border);
	padding-block: clamp(4rem, 9vw, 8rem);
}

.pa-blog-archive-hero__inner {
	max-width: var(--pa-content-width);
}

.pa-blog-archive-hero h1 {
	font-size: var(--pa-size-step-4);
	line-height: 0.96;
	margin: 0 0 var(--pa-space-lg);
	max-width: 55rem;
}

.pa-blog-archive-hero .pa-text-lead,
.pa-blog-archive-description {
	margin-bottom: 0;
}

.pa-blog-archive-description > :last-child {
	margin-bottom: 0;
}

.pa-blog-listing {
	background: var(--pa-color-white);
}

.pa-blog-listing__heading {
	margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.pa-blog-listing__heading h2 {
	line-height: 1;
	margin-bottom: 0;
}

.pa-blog-grid {
	display: grid;
	gap: var(--pa-space-lg);
}

/* Archive cards
---------------------------------------------------------------------------- */

.pa-blog-card {
	background: var(--pa-color-paper);
	border-bottom: 0.3rem solid var(--pa-color-blue-soft);
	display: flex;
	flex-direction: column;
	margin: 0;
	min-width: 0;
	overflow: hidden;
	transition: border-color var(--pa-transition), box-shadow var(--pa-transition), transform var(--pa-transition);
}

.pa-blog-card:hover {
	border-color: var(--pa-color-blue);
	box-shadow: 0 0.75rem 1.75rem rgba(16, 35, 63, 0.12);
	transform: translateY(-0.25rem);
}

.pa-blog-card__image {
	background: var(--pa-color-blue-soft);
	display: block;
	overflow: hidden;
	text-decoration: none;
}

.pa-blog-card__image img,
.pa-blog-card__placeholder {
	aspect-ratio: 16 / 10;
	display: block;
	width: 100%;
}

.pa-blog-card__image img {
	height: auto;
	object-fit: cover;
	transition: transform 400ms ease;
}

.pa-blog-card:hover .pa-blog-card__image img {
	transform: scale(1.025);
}

.pa-blog-card__placeholder {
	align-items: center;
	color: var(--pa-color-ink);
	display: flex;
	font-family: var(--pa-font-heading);
	font-size: clamp(2.75rem, 7vw, 5rem);
	font-weight: 600;
	justify-content: center;
	letter-spacing: -0.08em;
}

.pa-blog-card__content {
	display: flex;
	flex: 1;
	flex-direction: column;
	padding: clamp(1.35rem, 3vw, 2rem);
}

.pa-blog-card__category {
	align-self: flex-start;
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.11em;
	margin-bottom: var(--pa-space-sm);
	text-decoration: none;
	text-transform: uppercase;
}

.pa-blog-card__title {
	font-size: var(--pa-size-step-1) !important;
	line-height: 1.2;
	margin-bottom: var(--pa-space-sm);
}

.pa-blog-card__title a {
	color: var(--pa-color-ink) !important;
	text-decoration: none;
}

.pa-blog-card__content > p {
	font-size: var(--pa-size-step--1);
	margin-bottom: var(--pa-space-md);
}

.pa-blog-card__link {
	align-self: flex-start;
	color: var(--pa-color-ink) !important;
	font-size: 0.78rem;
	font-weight: 700;
	margin-top: auto;
}

.pa-blog-empty {
	border: 1px solid var(--pa-color-border);
	padding: clamp(2rem, 5vw, 4rem);
}

.pa-blog-empty h2 {
	font-size: var(--pa-size-step-2);
}

.pa-blog-empty p:last-child {
	margin-bottom: 0;
}

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

.pa-blog-listing .pagination {
	margin-top: clamp(3rem, 7vw, 5rem);
	text-align: center;
}

.pa-blog-listing .nav-links {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	justify-content: center;
}

.pa-blog-listing .page-numbers {
	align-items: center;
	background: var(--pa-color-paper);
	border: 1px solid var(--pa-color-border);
	color: var(--pa-color-ink);
	display: inline-flex;
	font-size: var(--pa-size-step--1);
	font-weight: 700;
	justify-content: center;
	min-height: 2.75rem;
	min-width: 2.75rem;
	padding: 0.6rem 0.85rem;
	text-decoration: none;
}

.pa-blog-listing .page-numbers.current,
.pa-blog-listing a.page-numbers:hover {
	background: var(--pa-color-ink);
	border-color: var(--pa-color-ink);
	color: var(--pa-color-white);
}

/* Single post
---------------------------------------------------------------------------- */

.pa-blog-single-page .site-inner {
	max-width: var(--pa-content-width);
	padding-block: clamp(3rem, 7vw, 6rem);
	width: min(calc(100% - 2rem), var(--pa-content-width));
}

.pa-blog-single-page .content-sidebar-wrap {
	display: grid;
	gap: clamp(3rem, 7vw, 5rem);
	width: 100%;
}

.pa-blog-single-page .content,
.pa-blog-single-page .sidebar-primary {
	float: none;
	min-width: 0;
	width: 100%;
}

.pa-blog-single-page .entry {
	background: transparent;
	margin-bottom: 0;
	padding: 0;
}

.pa-blog-single-page .entry-header {
	margin-bottom: var(--pa-space-lg);
}

.pa-blog-single-page .entry-title {
	font-size: var(--pa-size-step-3);
	line-height: 1.02;
	margin-bottom: var(--pa-space-md);
}

.pa-blog-single-page .entry-meta {
	color: var(--pa-color-muted);
	font-size: var(--pa-size-step--1);
	margin-bottom: 0;
}

.pa-blog-single-page .entry-meta a {
	font-weight: 700;
}

.pa-single-featured-image {
	margin: var(--pa-space-lg) 0 0;
}

.pa-single-featured-image img {
	display: block;
	height: auto;
	width: 100%;
}

.pa-blog-single-page .entry-content {
	font-size: var(--pa-size-step-0);
	line-height: 1.75;
}

.pa-blog-single-page .entry-content > :where(h2, h3, h4) {
	scroll-margin-top: 2rem;
}

.pa-blog-single-page .entry-content h2 {
	font-size: var(--pa-size-step-2);
	line-height: 1.15;
	margin-top: clamp(2.5rem, 6vw, 4rem);
}

.pa-blog-single-page .entry-content h3 {
	font-size: var(--pa-size-step-1);
	line-height: 1.25;
	margin-top: var(--pa-space-lg);
}

.pa-blog-single-page .entry-content :where(ul, ol) {
	margin-bottom: var(--pa-space-md);
	padding-left: 1.35rem;
}

.pa-blog-single-page .entry-content li + li {
	margin-top: 0.55rem;
}

.pa-blog-single-page .entry-content blockquote {
	border-left: 0.35rem solid var(--pa-color-blue);
	color: var(--pa-color-ink);
	font-family: var(--pa-font-heading);
	font-size: var(--pa-size-step-1);
	margin: var(--pa-space-lg) 0;
	padding: var(--pa-space-md) 0 var(--pa-space-md) var(--pa-space-lg);
}

.pa-blog-single-page .entry-footer {
	border-top: 1px solid var(--pa-color-border);
	margin-top: var(--pa-space-lg);
	padding-top: var(--pa-space-md);
}

/* Single-post sidebar
---------------------------------------------------------------------------- */

.pa-blog-single-page .sidebar-primary {
	font-size: var(--pa-size-step--1);
}

.pa-blog-single-page .sidebar-primary .widget,
.pa-blog-sidebar-block {
	background: var(--pa-color-white);
	border-top: 0.3rem solid var(--pa-color-blue);
	margin-bottom: var(--pa-space-lg);
	padding: clamp(1.35rem, 3vw, 2rem);
}

.pa-blog-single-page .sidebar-primary .widget-title,
.pa-blog-sidebar-block h2,
.pa-blog-sidebar-cta h2 {
	font-size: var(--pa-size-step-1);
	line-height: 1.2;
	margin-bottom: var(--pa-space-md);
}

.pa-blog-sidebar-kicker {
	color: var(--pa-color-blue);
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	margin-bottom: var(--pa-space-xs);
	text-transform: uppercase;
}

.pa-blog-category-list,
.pa-blog-recent-list,
.pa-blog-single-page .sidebar-primary .widget ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.pa-blog-category-list li,
.pa-blog-recent-list li,
.pa-blog-single-page .sidebar-primary .widget li {
	border-top: 1px solid var(--pa-color-border);
	padding-block: 0.75rem;
}

.pa-blog-category-list a,
.pa-blog-recent-list a,
.pa-blog-single-page .sidebar-primary .widget li a {
	color: var(--pa-color-ink);
	font-weight: 700;
	text-decoration: none;
}

.pa-blog-category-list a:hover,
.pa-blog-recent-list a:hover {
	color: var(--pa-color-blue);
}

.pa-blog-sidebar-cta {
	background: var(--pa-color-ink);
	color: var(--pa-color-white);
	padding: clamp(1.5rem, 4vw, 2.25rem);
}

.paramount-site .pa-blog-sidebar-cta h2 {
	color: var(--pa-color-white);
}

.pa-blog-sidebar-cta .pa-blog-sidebar-kicker {
	color: var(--pa-color-blue-soft);
}

.pa-blog-sidebar-cta > p:not(.pa-blog-sidebar-kicker) {
	margin-bottom: var(--pa-space-md);
}

/* Previous and next posts
---------------------------------------------------------------------------- */

.pa-single-post-navigation {
	border-top: 1px solid var(--pa-color-border);
	display: grid;
	gap: var(--pa-space-md);
	margin-top: var(--pa-space-xl);
	padding-top: var(--pa-space-lg);
}

.pa-single-post-navigation a {
	color: var(--pa-color-ink) !important;
	display: block;
	font-family: var(--pa-font-heading);
	font-size: var(--pa-size-step-1);
	font-weight: 600;
	line-height: 1.25;
}

.pa-single-post-navigation a span {
	color: var(--pa-color-blue);
	display: block;
	font-family: var(--pa-font-body);
	font-size: 0.7rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	margin-bottom: var(--pa-space-xs);
	text-transform: uppercase;
}

.pa-single-post-navigation__next {
	text-align: right;
}

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

@media (min-width: 40rem) {
	.pa-blog-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.pa-single-post-navigation {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 64rem) {
	.pa-blog-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.pa-blog-single-page .content-sidebar-wrap {
		grid-template-columns: minmax(0, 2fr) minmax(17rem, 0.72fr);
	}

	.pa-blog-single-page .sidebar-primary {
		align-self: start;
	}
}

@media (prefers-reduced-motion: reduce) {
	.pa-blog-card,
	.pa-blog-card__image img {
		transition: none;
	}
}