/* Astral CSE — Blog complementaire (typographie longue forme) */

/* ============ Header partage ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 248, 243, 0.92);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--astral-border);
}
.site-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-logo {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 22px;
  font-weight: 400;
  color: var(--astral-encre);
  letter-spacing: -0.01em;
}
.site-logo:hover { color: var(--astral-chataigne); }
.site-nav {
  display: flex;
  gap: 28px;
  align-items: center;
}
.site-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--astral-encre-70);
}
.site-nav a:hover { color: var(--astral-chataigne); }
.site-nav .btn { padding: 10px 18px; font-size: 13px; }

@media (max-width: 900px) {
  .site-nav .nav-link { display: none; }
}

/* ============ Breadcrumb ============ */
.breadcrumb {
  max-width: 720px;
  margin: 32px auto 0;
  padding: 0 24px;
  font-size: 13px;
  color: var(--astral-muted);
}
.breadcrumb a { color: var(--astral-muted); }
.breadcrumb a:hover { color: var(--astral-chataigne); }
.breadcrumb .sep { margin: 0 8px; opacity: 0.5; }

/* ============ Article header ============ */
.article-header {
  max-width: 720px;
  margin: 24px auto 32px;
  padding: 0 24px;
}
.article-category {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--astral-chataigne);
  margin-bottom: 16px;
}
.article-header h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-style: italic;
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--astral-encre);
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--astral-muted);
  align-items: center;
}
.article-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--astral-muted); }
.article-meta .author { color: var(--astral-encre-70); font-weight: 500; }

/* ============ Article hero ============ */
.article-hero {
  max-width: 1040px;
  margin: 0 auto 48px;
  padding: 0 24px;
}
.article-hero-inner {
  height: clamp(220px, 32vw, 360px);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--astral-chataigne) 0%, var(--astral-brun) 60%, var(--astral-encre-clair) 100%);
  position: relative;
  overflow: hidden;
}
.article-hero-inner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(253,248,243,0.18), transparent 55%);
}

/* ============ Article body ============ */
.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 64px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--astral-encre-clair);
}
.article-body p {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 22px;
  color: var(--astral-encre-clair);
}
.article-body h2 {
  font-size: clamp(26px, 3.4vw, 34px);
  font-style: italic;
  font-weight: 400;
  margin: 56px 0 18px;
  padding-top: 16px;
  border-top: 1px solid var(--astral-border);
  color: var(--astral-encre);
}
.article-body h3 {
  font-size: clamp(20px, 2.4vw, 24px);
  font-style: italic;
  font-weight: 500;
  margin: 36px 0 14px;
  color: var(--astral-encre);
}
.article-body ul,
.article-body ol {
  margin: 0 0 24px 24px;
  padding: 0;
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li {
  margin-bottom: 10px;
  font-size: 17px;
  line-height: 1.75;
  color: var(--astral-encre-clair);
}
.article-body strong {
  color: var(--astral-encre);
  font-weight: 700;
}
.article-body em {
  color: var(--astral-brun);
  font-style: italic;
}
.article-body a {
  color: var(--astral-chataigne);
  border-bottom: 1px solid rgba(165, 108, 67, 0.3);
}
.article-body a:hover {
  border-color: var(--astral-chataigne);
}
.article-body figure { margin: 32px 0; text-align: center; }
.article-body figure img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.article-body figcaption {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 14px;
  color: var(--astral-muted);
  margin-top: 12px;
}
.article-body svg.infographic-svg {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 36px auto;
}

/* highlight box & stat box */
.highlight-box {
  background: var(--astral-blanc-off);
  border-left: 3px solid var(--astral-chataigne);
  padding: 22px 26px;
  margin: 32px 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.highlight-box p { margin-bottom: 0; font-size: 16px; }
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 32px 0;
}
.stat-card {
  background: var(--astral-blanc-card);
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}
.stat-card .num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 36px;
  color: var(--astral-chataigne);
  font-weight: 400;
  display: block;
  margin-bottom: 8px;
}
.stat-card .lbl {
  font-size: 13px;
  color: var(--astral-muted);
  line-height: 1.4;
}

/* sources */
.sources {
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--astral-border);
  font-size: 14px;
}
.sources h3 {
  font-size: 16px;
  font-style: normal;
  font-weight: 600;
  font-family: var(--font-sans);
  margin-bottom: 12px;
  color: var(--astral-encre);
}
.sources ol {
  list-style: decimal;
  margin-left: 20px;
  color: var(--astral-encre-70);
}
.sources li { font-size: 14px; line-height: 1.6; margin-bottom: 6px; }

/* mid-article CTA */
.cta-mid {
  background: var(--astral-blanc-off);
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-lg);
  padding: 28px 28px 24px;
  margin: 40px 0;
  text-align: center;
}
.cta-mid p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--astral-encre);
  margin-bottom: 18px;
}

/* end-of-article CTA */
.cta-end {
  max-width: 720px;
  margin: 24px auto 0;
  padding: 48px 32px;
  background: var(--astral-encre);
  color: var(--astral-blanc);
  border-radius: var(--radius-lg);
  text-align: center;
}
.cta-end h3 {
  color: var(--astral-blanc);
  font-size: 28px;
  margin-bottom: 12px;
}
.cta-end p {
  color: rgba(253, 248, 243, 0.75);
  margin-bottom: 24px;
  font-size: 16px;
}
.cta-end .btn-primary {
  background: var(--astral-chataigne);
}
.cta-end .btn-primary:hover {
  background: var(--astral-chataigne-clair);
}

/* related */
.related {
  max-width: 1040px;
  margin: 80px auto 0;
  padding: 0 24px;
}
.related h2 {
  font-size: 28px;
  margin-bottom: 24px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.related-card {
  display: block;
  background: var(--astral-blanc-card);
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.related-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.related-card .cat {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--astral-chataigne);
  margin-bottom: 10px;
}
.related-card h3 {
  font-size: 18px;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  line-height: 1.3;
  color: var(--astral-encre);
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* newsletter */
.newsletter-block {
  max-width: 720px;
  margin: 80px auto 60px;
  padding: 36px 28px;
  background: var(--astral-blanc-off);
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-lg);
  text-align: center;
}
.newsletter-block h3 {
  font-size: 24px;
  margin-bottom: 8px;
}
.newsletter-block p {
  font-size: 14px;
  color: var(--astral-muted);
  margin-bottom: 20px;
}
.newsletter-form {
  display: flex;
  gap: 8px;
  max-width: 460px;
  margin: 0 auto;
}
.newsletter-form input {
  flex: 1;
  padding: 12px 14px;
  font-size: 14px;
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-sm);
  background: var(--astral-blanc-card);
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--astral-chataigne);
  box-shadow: 0 0 0 3px rgba(165, 108, 67, 0.1);
}
@media (max-width: 600px) {
  .newsletter-form { flex-direction: column; }
}

/* footer */
.site-footer {
  background: var(--astral-encre);
  color: rgba(253, 248, 243, 0.6);
  padding: 56px 0 32px;
  margin-top: 80px;
}
.site-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
}
.site-footer h4 {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-style: normal;
  color: var(--astral-blanc);
  margin-bottom: 16px;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 8px; font-size: 14px; }
.site-footer a {
  color: rgba(253, 248, 243, 0.55);
  transition: color 0.2s;
}
.site-footer a:hover { color: var(--astral-chataigne-clair); }
.site-footer .footer-tagline {
  font-family: var(--font-serif);
  font-style: italic;
  color: rgba(253, 248, 243, 0.7);
  font-size: 16px;
  margin-top: 8px;
}
.site-footer-bottom {
  max-width: var(--max-width);
  margin: 32px auto 0;
  padding: 24px 24px 0;
  border-top: 1px solid rgba(253, 248, 243, 0.1);
  font-size: 12px;
  color: rgba(253, 248, 243, 0.4);
}

@media (max-width: 768px) {
  .site-footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* ============ Index blog ============ */
.blog-hero {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 64px 24px 32px;
  text-align: center;
}
.blog-hero h1 {
  font-size: clamp(36px, 6vw, 56px);
  margin-bottom: 16px;
}
.blog-hero p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 18px;
  color: var(--astral-encre-70);
  max-width: 580px;
  margin: 0 auto;
}

.blog-toolbar {
  max-width: var(--content-width);
  margin: 32px auto 0;
  padding: 0 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
}
.blog-search {
  flex: 1;
  min-width: 220px;
  max-width: 320px;
  padding: 12px 14px;
  font-size: 14px;
  background: var(--astral-blanc-card);
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
}
.blog-search:focus {
  outline: none;
  border-color: var(--astral-chataigne);
  box-shadow: 0 0 0 3px rgba(165, 108, 67, 0.1);
}
.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.filter-chip {
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  border-radius: 100px;
  border: 1px solid var(--astral-border);
  background: var(--astral-blanc-card);
  color: var(--astral-encre-70);
  cursor: pointer;
  transition: all 0.2s;
}
.filter-chip:hover {
  border-color: var(--astral-chataigne);
  color: var(--astral-chataigne);
}
.filter-chip.active {
  background: var(--astral-chataigne);
  border-color: var(--astral-chataigne);
  color: white;
}

.blog-grid {
  max-width: var(--content-width);
  margin: 32px auto 0;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--astral-blanc-card);
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}
.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.blog-card-image {
  height: 180px;
  background: linear-gradient(135deg, var(--astral-chataigne) 0%, var(--astral-brun) 100%);
  position: relative;
}
.blog-card-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 30%, rgba(253,248,243,0.18), transparent 55%);
}
.blog-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-card .cat {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--astral-chataigne);
  margin-bottom: 10px;
}
.blog-card h2 {
  font-size: 20px;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  line-height: 1.25;
  margin-bottom: 10px;
  color: var(--astral-encre);
}
.blog-card p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--astral-encre-70);
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card-footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--astral-muted);
}
.blog-card-footer .read {
  color: var(--astral-chataigne);
  font-weight: 600;
}

@media (max-width: 900px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .blog-grid { grid-template-columns: 1fr; } }

/* pagination */
.pagination {
  max-width: var(--content-width);
  margin: 48px auto 0;
  padding: 0 24px;
  display: flex;
  justify-content: center;
  gap: 8px;
}
.pagination a, .pagination span {
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--astral-border);
  border-radius: var(--radius-sm);
  background: var(--astral-blanc-card);
  color: var(--astral-encre-70);
  text-decoration: none;
}
.pagination a:hover {
  border-color: var(--astral-chataigne);
  color: var(--astral-chataigne);
}
.pagination .current {
  background: var(--astral-chataigne);
  border-color: var(--astral-chataigne);
  color: white;
}
.pagination .disabled { opacity: 0.4; pointer-events: none; }

.empty-state {
  max-width: var(--content-width);
  margin: 48px auto;
  padding: 48px 24px;
  text-align: center;
  color: var(--astral-muted);
  font-style: italic;
  font-family: var(--font-serif);
}