/*
Theme Name: Observateurs Clean
Theme URI: https://archives.lesobservateurs.ch
Author: WnG / refonte
Description: Thème classique ultra-léger pour archives d'articles. Sans framework, sans dépendance JS lourde. Pensé pour la lecture et la sobriété des ressources serveur.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: observateurs-clean
*/

/* ---------- Variables ---------- */
:root {
	--max-width: 720px;
	--max-width-wide: 1100px;
	--color-text: #1a1a1a;
	--color-muted: #6b6b6b;
	--color-bg: #ffffff;
	--color-accent: #a9321f;
	--color-accent-hover: #8a2919;
	--color-line: #e5e5e5;
	--color-soft: #f1f1f1;
	--font-serif: Georgia, "Times New Roman", serif;
	--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	--space: 1.5rem;
}

::selection { background: var(--color-accent); color: #fff; }

/* ---------- Reset léger ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 18px; -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	font-family: var(--font-serif);
	line-height: 1.7;
	color: var(--color-text);
	background: var(--color-bg);
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--color-accent); text-decoration: none; }
a:hover, a:focus { color: var(--color-accent-hover); text-decoration: underline; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space); }
.container--wide { max-width: var(--max-width-wide); }
.site-main { padding: calc(var(--space) * 2) 0; }
.blog .site-main,
.archive .site-main,
.search .site-main { background: #f1f1f1; }

/* ---------- Header ---------- */
.site-header {
	border-bottom: 3px solid var(--color-accent);
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space);
	flex-wrap: wrap;
	padding: var(--space) 0;
}
.site-branding { display: flex; flex-direction: column; }
.site-logo img,
.site-logo svg {
	display: block;
	max-height: 80px;
	width: auto;
}
.site-logo a { display: inline-block; line-height: 0; }
.site-title {
	font-family: var(--font-sans);
	font-size: 1.7rem;
	font-weight: 700;
	letter-spacing: -0.01em;
	margin: 0;
	line-height: 1.2;
}
.site-title a { color: var(--color-accent); }
.site-title a:hover { text-decoration: none; color: var(--color-accent-hover); }
.site-description {
	font-family: var(--font-sans);
	font-size: 0.8rem;
	color: var(--color-muted);
	margin: 0.2rem 0 0;
}

/* ---------- Navigation (barre rouge) ---------- */
.main-nav {
	background: var(--color-accent);
}
.main-nav ul {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.5px;
}
.main-nav li { margin: 0; }
.main-nav a {
	display: block;
	color: #fff;
	padding: 0.8rem 1rem;
}
.main-nav a:hover,
.main-nav a:focus {
	color: #fff;
	text-decoration: none;
	background: var(--color-accent-hover);
}
.main-nav .current-menu-item > a {
	background: var(--color-accent-hover);
}
/* Toggle mobile : masqué par défaut (desktop) */
.menu-toggle-checkbox { display: none; }
.menu-toggle { display: none; }

/* ---------- Search ---------- */
.search-form { display: flex; gap: 0; }
.search-form input[type="search"] {
	font-family: var(--font-sans);
	font-size: 0.85rem;
	padding: 0.4rem 0.6rem;
	border: 1px solid var(--color-line);
	border-radius: 3px 0 0 3px;
	min-width: 0;
}
.search-form button {
	font-family: var(--font-sans);
	font-size: 0.85rem;
	padding: 0.4rem 0.8rem;
	border: 1px solid var(--color-accent);
	background: var(--color-accent);
	color: #fff;
	border-radius: 0 3px 3px 0;
	cursor: pointer;
}
.search-form button:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); }

/* ---------- Article grid (archives / home) ---------- */
.post-list {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: calc(var(--space) * 1.4);
}
.post-card {
	display: flex;
	flex-direction: column;
	background: #fff;
	border: 1px solid var(--color-line);
	border-top: 3px solid var(--color-accent);
	padding: 0;
	overflow: hidden;
}
.post-card__thumb {
	display: block;
	margin: 0;
	line-height: 0;
}
.post-card__thumb img {
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
	display: block;
}
.post-card__body {
	display: flex;
	flex-direction: column;
	padding: 1.1rem 1.2rem 1.2rem;
}
.post-card__cat {
	font-family: var(--font-sans);
	font-size: 0.72rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--color-accent);
	margin-bottom: 0.5rem;
}
.post-card__title {
	font-family: var(--font-sans);
	font-size: 1.1rem;
	line-height: 1.3;
	margin: 0 0 0.9rem;
	font-weight: 700;
}
.post-card__title a { color: var(--color-text); }
.post-card__title a:hover { color: var(--color-accent); text-decoration: none; }
.post-card__date {
	font-family: var(--font-sans);
	font-size: 0.8rem;
	color: var(--color-muted);
	margin-top: auto;
}
.post-card__author {
	font-family: var(--font-sans);
	font-size: 0.8rem;
	color: var(--color-muted);
}

/* ---------- Single / Page ---------- */
.entry-header { margin-bottom: calc(var(--space) * 1.5); }
.entry-title { font-family: var(--font-sans); font-size: 2rem; line-height: 1.2; margin: 0 0 0.6rem; font-weight: 700; }
.entry-meta { font-family: var(--font-sans); font-size: 0.8rem; color: var(--color-muted); }
.entry-meta a { color: var(--color-muted); }
.entry-thumbnail { margin: var(--space) 0; }
.entry-content { font-size: 1.05rem; }
.entry-content h2 { font-family: var(--font-sans); font-size: 1.5rem; margin-top: calc(var(--space) * 1.6); }
.entry-content h3 { font-family: var(--font-sans); font-size: 1.2rem; margin-top: calc(var(--space) * 1.4); }
.entry-content p { margin: 0 0 1.2rem; }
.entry-content blockquote {
	margin: var(--space) 0;
	padding: 0.4rem 0 0.4rem var(--space);
	border-left: 3px solid var(--color-accent);
	color: var(--color-muted);
	font-style: italic;
}
.entry-content img { display: block; margin: var(--space) auto; }
.entry-content ul, .entry-content ol { margin: 0 0 1.2rem; padding-left: 1.4rem; }
.entry-footer {
	margin-top: calc(var(--space) * 2);
	padding-top: var(--space);
	border-top: 1px solid var(--color-line);
	font-family: var(--font-sans);
	font-size: 0.8rem;
	color: var(--color-muted);
}
.entry-footer a { color: var(--color-muted); }

/* ---------- Pagination (WP-PageNavi + fallback) ---------- */
.wp-pagenavi, .post-nav {
	margin-top: calc(var(--space) * 2);
	font-family: var(--font-sans);
	font-size: 0.85rem;
	display: flex;
	flex-wrap: wrap;
	gap: 0.4rem;
}
.wp-pagenavi a, .wp-pagenavi span {
	padding: 0.3rem 0.65rem;
	border: 1px solid var(--color-line);
	border-radius: 3px;
	text-decoration: none;
}
.wp-pagenavi span.current { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.post-nav { justify-content: space-between; }

/* ---------- Comments ---------- */
.comments-area { margin-top: calc(var(--space) * 2.5); }
.comments-title, .comment-reply-title { font-family: var(--font-sans); font-size: 1.2rem; }
.comment-list { list-style: none; padding: 0; margin: 0; }
.comment-list li { border-top: 1px solid var(--color-line); padding: var(--space) 0; }
.comment-meta { font-family: var(--font-sans); font-size: 0.8rem; color: var(--color-muted); margin-bottom: 0.4rem; }

/* ---------- Footer ---------- */
.site-footer {
	border-top: 1px solid var(--color-line);
	padding: calc(var(--space) * 2) 0;
	font-family: var(--font-sans);
	font-size: 0.82rem;
	color: var(--color-muted);
	margin-top: calc(var(--space) * 2);
}
.site-footer a { color: var(--color-muted); }

/* ---------- Misc ---------- */
.screen-reader-text {
	position: absolute !important;
	clip: rect(1px, 1px, 1px, 1px);
	width: 1px; height: 1px; overflow: hidden;
}
.sticky-badge {
	display: inline-block;
	font-family: var(--font-sans);
	font-size: 0.7rem;
	background: var(--color-soft);
	color: var(--color-accent);
	padding: 0.1rem 0.5rem;
	border-radius: 3px;
	margin-bottom: 0.4rem;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
	font-family: var(--font-sans);
	font-size: 0.78rem;
	color: var(--color-muted);
	padding: var(--space) 0 0;
}
.breadcrumb a { color: var(--color-muted); }
.breadcrumb a:hover { color: var(--color-accent); }

/* ---------- Archive header ---------- */
.archive-header {
	margin-bottom: calc(var(--space) * 1.5);
	padding-top: var(--space);
}
.archive-count {
	font-family: var(--font-sans);
	font-size: 0.85rem;
	color: var(--color-muted);
	margin: 0.3rem 0 1rem;
}
.archive-search { max-width: 420px; }

/* ---------- Related posts ---------- */
.related-posts {
	margin-top: calc(var(--space) * 2.5);
	padding-top: calc(var(--space) * 1.5);
	border-top: 1px solid var(--color-line);
}
.related-posts__title {
	font-family: var(--font-sans);
	font-size: 1.2rem;
	margin: 0 0 var(--space);
}
.related-posts__list {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space);
}
.related-card {
	background: #fff;
	border: 1px solid var(--color-line);
	border-top: 3px solid var(--color-accent);
	overflow: hidden;
	display: flex;
	flex-direction: column;
}
.related-card .post-card__thumb img {
	width: 100%;
	aspect-ratio: 16 / 9;
	object-fit: cover;
	display: block;
}
.related-card__body { padding: 0.9rem 1rem 1rem; }
.related-card__cat {
	font-family: var(--font-sans);
	font-size: 0.68rem;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--color-accent);
	margin-bottom: 0.4rem;
}
.related-card__title {
	font-family: var(--font-sans);
	font-size: 0.98rem;
	line-height: 1.3;
	margin: 0 0 0.6rem;
	font-weight: 700;
}
.related-card__title a { color: var(--color-text); }
.related-card__title a:hover { color: var(--color-accent); text-decoration: none; }
.related-card__date {
	font-family: var(--font-sans);
	font-size: 0.76rem;
	color: var(--color-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
	.post-list { grid-template-columns: repeat(2, 1fr); }
	.related-posts__list { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1280px) {
	/* Menu replié derrière un bouton */
	.menu-toggle {
		display: flex;
		align-items: center;
		gap: 0.5rem;
		cursor: pointer;
		color: #fff;
		font-family: var(--font-sans);
		font-size: 0.8rem;
		font-weight: 700;
		text-transform: uppercase;
		letter-spacing: 0.5px;
		padding: 0.85rem 0;
		user-select: none;
	}
	.menu-toggle__bar,
	.menu-toggle__bar::before,
	.menu-toggle__bar::after {
		content: "";
		display: block;
		width: 22px;
		height: 2px;
		background: #fff;
		position: relative;
	}
	.menu-toggle__bar::before { position: absolute; top: -7px; }
	.menu-toggle__bar::after { position: absolute; top: 7px; }

	.main-nav ul {
		display: none;
		flex-direction: column;
		width: 100%;
		font-size: 0.85rem;
		letter-spacing: 0.5px;
	}
	.main-nav li {
		border-top: 1px solid rgba(255, 255, 255, 0.18);
	}
	.main-nav a { padding: 0.85rem 0.2rem; }

	/* Ouverture au clic */
	.menu-toggle-checkbox:checked ~ ul { display: flex; }
}

@media (max-width: 600px) {
	html { font-size: 17px; }
	.site-header__inner { flex-direction: column; align-items: flex-start; }
	.entry-title { font-size: 1.6rem; }
	.post-list { grid-template-columns: 1fr; }
	.related-posts__list { grid-template-columns: 1fr; }
}