/**
 * CampusDelia — Design éditorial de la page des articles (thème Tutor Starter).
 * Cible : .blog-post-container > h1.page-title + .blog-post-content.layout-grid-3
 *         > article.blog-grid-post-item (.post-thumbnail / .post-data / .entry-meta
 *         / .entry-title / .excerpt / .read-more) + pagination .page-numbers
 * Typo : Libre Bodoni (titres) + Public Sans (corps). Palette indigo CampusDelia.
 */

:root {
	--cdds-primary: #4f46e5;
	--cdds-primary-dark: #3730a3;
	--cdds-ink: #1e1b4b;
	--cdds-text: #3f3f52;
	--cdds-muted: #6b7280;
	--cdds-border: #e7e7ef;
	--cdds-surface: #ffffff;
	--cdds-bg: #f7f7fc;
	--cdds-radius: 18px;
	--cdds-shadow-sm: 0 1px 2px rgba(30, 27, 75, 0.06), 0 4px 12px rgba(30, 27, 75, 0.05);
	--cdds-shadow-lg: 0 4px 8px rgba(30, 27, 75, 0.06), 0 20px 44px rgba(79, 70, 229, 0.16);
	--cdds-font-serif: "Libre Bodoni", Georgia, serif;
	--cdds-font-sans: "Public Sans", -apple-system, "Segoe UI", sans-serif;
}

/* ---------- Fond de page ---------- */

.blog .site-content,
.archive .site-content,
.search .site-content {
	background:
		radial-gradient(1100px 420px at 85% -80px, rgba(79, 70, 229, 0.07), transparent 65%),
		radial-gradient(900px 380px at -10% 120px, rgba(99, 102, 241, 0.05), transparent 60%),
		var(--cdds-bg);
}

.blog-post-container {
	max-width: 1200px;
	margin-inline: auto;
	padding: clamp(24px, 5vw, 56px) 20px 72px;
	font-family: var(--cdds-font-sans);
}

/* ---------- En-tête éditorial ---------- */

.blog-post-container .page-title {
	font-family: var(--cdds-font-serif);
	font-weight: 700;
	font-size: clamp(2.6rem, 6vw, 4.2rem);
	line-height: 1.05;
	letter-spacing: -0.01em;
	color: var(--cdds-ink);
	margin: 0 0 10px;
	position: relative;
	padding-bottom: 22px;
}

.blog-post-container .page-title::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: 0;
	width: 76px;
	height: 5px;
	border-radius: 999px;
	background: linear-gradient(90deg, var(--cdds-primary), #a5b4fc);
}

/* ---------- Grille ---------- */

.blog-post-container .blog-post-content.layout-grid-3 {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 30px;
	margin-top: 38px;
}

/* ---------- Carte article ---------- */

.blog-grid-post-item {
	position: relative;
	display: flex;
	flex-direction: column;
	background: var(--cdds-surface);
	border: 1px solid var(--cdds-border);
	border-radius: var(--cdds-radius);
	box-shadow: var(--cdds-shadow-sm);
	overflow: hidden;
	margin: 0;
	transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.blog-grid-post-item:hover {
	transform: translateY(-6px);
	box-shadow: var(--cdds-shadow-lg);
	border-color: #c7d2fe;
}

.blog-grid-post-item:focus-within {
	outline: 3px solid var(--cdds-primary);
	outline-offset: 2px;
}

/* Image : format uniforme, zoom doux au survol. */
.blog-grid-post-item .post-thumbnail {
	overflow: hidden;
	aspect-ratio: 16 / 10;
	background: #eef2ff;
}

.blog-grid-post-item .post-thumbnail a {
	display: block;
	height: 100%;
}

.blog-grid-post-item .post-thumbnail img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	display: block;
	transition: transform 0.45s ease;
}

.blog-grid-post-item:hover .post-thumbnail img {
	transform: scale(1.05);
}

/* Contenu. */
.blog-grid-post-item .post-data {
	display: flex;
	flex-direction: column;
	flex: 1;
	gap: 12px;
	padding: 24px 26px 26px;
}

.blog-grid-post-item .entry-meta {
	margin: 0;
}

.blog-grid-post-item .entry-meta .posted-on a {
	font-size: 0.76rem;
	font-weight: 700;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--cdds-primary);
	text-decoration: none;
}

.blog-grid-post-item .entry-title {
	font-family: var(--cdds-font-serif);
	font-size: 1.32rem;
	font-weight: 700;
	line-height: 1.3;
	margin: 0;
	text-wrap: balance;
}

.blog-grid-post-item .entry-title a {
	color: var(--cdds-ink);
	text-decoration: none;
	transition: color 0.2s ease;
}

.blog-grid-post-item .entry-title a:hover {
	color: var(--cdds-primary);
}

/* Toute la carte est cliquable via le lien du titre étiré. */
.blog-grid-post-item .entry-title a::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 1;
}

.blog-grid-post-item .excerpt {
	margin: 0;
}

.blog-grid-post-item .excerpt p {
	margin: 0;
	color: var(--cdds-text);
	font-size: 0.97rem;
	line-height: 1.65;
	display: -webkit-box;
	-webkit-line-clamp: 3;
	-webkit-box-orient: vertical;
	overflow: hidden;
}

/* « Continuer la lecture » : lien-flèche animé, poussé en bas de carte. */
.blog-grid-post-item .read-more {
	position: relative;
	z-index: 2;
	margin-top: auto;
	align-self: flex-start;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 0.92rem;
	font-weight: 700;
	color: var(--cdds-primary);
	text-decoration: none;
	padding: 8px 0 2px;
	border-bottom: 2px solid transparent;
	transition: border-color 0.2s ease, color 0.2s ease;
	cursor: pointer;
}

.blog-grid-post-item .read-more:hover {
	color: var(--cdds-primary-dark);
	border-bottom-color: currentColor;
}

/* ---------- Article à la une (première carte) ---------- */

@media (min-width: 900px) {
	.blog-post-content.layout-grid-3 .blog-grid-post-item:first-child {
		grid-column: 1 / -1;
		flex-direction: row;
		align-items: stretch;
	}

	.blog-post-content.layout-grid-3 .blog-grid-post-item:first-child .post-thumbnail {
		flex: 0 0 54%;
		aspect-ratio: auto;
		min-height: 340px;
	}

	.blog-post-content.layout-grid-3 .blog-grid-post-item:first-child .post-data {
		justify-content: center;
		padding: 40px 44px;
		gap: 16px;
	}

	.blog-post-content.layout-grid-3 .blog-grid-post-item:first-child .entry-title {
		font-size: clamp(1.7rem, 2.6vw, 2.2rem);
	}

	.blog-post-content.layout-grid-3 .blog-grid-post-item:first-child .excerpt p {
		font-size: 1.05rem;
		-webkit-line-clamp: 4;
	}
}

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

.blog-post-container .page-numbers {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	min-width: 44px;
	min-height: 44px;
	padding: 0 14px;
	margin: 34px 4px 0;
	border-radius: 999px;
	border: 1.5px solid var(--cdds-border);
	background: var(--cdds-surface);
	color: var(--cdds-ink);
	font-weight: 600;
	font-size: 0.95rem;
	text-decoration: none;
	transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
	cursor: pointer;
}

.blog-post-container a.page-numbers:hover {
	border-color: var(--cdds-primary);
	color: var(--cdds-primary);
}

.blog-post-container .page-numbers.current {
	background: linear-gradient(135deg, var(--cdds-primary), var(--cdds-primary-dark));
	border-color: transparent;
	color: #fff;
}

/* ---------- Accessibilité ---------- */

.blog-grid-post-item a:focus-visible,
.blog-post-container .page-numbers:focus-visible {
	outline: 3px solid var(--cdds-primary);
	outline-offset: 2px;
	border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
	.blog-grid-post-item,
	.blog-grid-post-item .post-thumbnail img,
	.blog-grid-post-item .read-more,
	.blog-post-container .page-numbers {
		transition: none;
	}

	.blog-grid-post-item:hover {
		transform: none;
	}

	.blog-grid-post-item:hover .post-thumbnail img {
		transform: none;
	}
}

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

@media (max-width: 1024px) {
	.blog-post-container .blog-post-content.layout-grid-3 {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 24px;
	}
}

@media (max-width: 640px) {
	.blog-post-container .blog-post-content.layout-grid-3 {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.blog-grid-post-item .post-data {
		padding: 20px 20px 22px;
	}
}