/* Liste du blog (atlas_blog.php). Chargée après base.css. */
.blog-hero {
  position: relative; padding: 140px 0 64px;
  overflow: hidden;
}
.blog-hero-bg {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(ellipse 700px 420px at 50% -20%, rgba(109,77,255,0.15), transparent 60%),
    radial-gradient(ellipse 500px 320px at 85% 30%, rgba(6,214,160,0.06), transparent 60%);
}
.blog-hero-grid {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(to right, rgba(14,14,16,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(14,14,16,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 700px 400px at 30% 30%, black, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 700px 400px at 30% 30%, black, transparent 75%);
}
.blog-hero-inner { position: relative; z-index: 2; max-width: 760px; }
.blog-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px 6px 6px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 999px; font-size: 13px; color: var(--muted);
  font-weight: 500; box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
}
.blog-eyebrow-tag {
  background: var(--violet-tint); color: var(--violet-deep);
  padding: 3px 10px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.02em;
}
.blog-hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.05; letter-spacing: -0.03em;
  font-weight: 700; color: var(--ink); margin-bottom: 18px;
}
.blog-hero h1 .accent {
  background: linear-gradient(135deg, var(--violet) 0%, var(--violet-2) 60%, #a78bff 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.blog-hero p {
  font-size: 17px; line-height: 1.55; color: var(--muted);
  max-width: 580px;
}

/* FILTERS */
.filters {
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: var(--surface);
  padding: 18px 0; position: sticky; top: 60px; z-index: 50;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.85);
}
.filter-row {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.filter-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted-2); margin-right: 6px;
}
.filter-chip {
  padding: 7px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 500;
  background: var(--surface-2); color: var(--text);
  border: 1px solid var(--line); text-decoration: none;
  transition: all .15s;
}
.filter-chip:hover { border-color: var(--ink); color: var(--ink); }
.filter-chip.active {
  background: var(--ink); color: #fff; border-color: var(--ink);
}

/* ARTICLES */
.articles { padding: 70px 0 110px; }

.article-featured {
  display: grid; grid-template-columns: 1.1fr 1fr;
  gap: 56px; align-items: center;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 20px; padding: 40px;
  box-shadow: var(--shadow);
  margin-bottom: 64px;
}
.article-featured-visual {
  aspect-ratio: 4 / 3; border-radius: 14px; overflow: hidden;
  background: linear-gradient(160deg, var(--violet-tint-2) 0%, var(--violet-tint) 60%, #d6c8ff 100%);
  border: 1px solid var(--line);
  position: relative; display: flex; align-items: center; justify-content: center;
}
.article-featured-visual::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.6), transparent 50%),
    radial-gradient(circle at 20% 90%, rgba(109,77,255,0.18), transparent 55%);
  pointer-events: none;
}
/* `contain` et non `cover` : un aperçu doit montrer l'image entière. `cover`
   remplissait le cadre en rognant les bords, ce qui donnait un gros plan sur
   le centre — illisible dès que le sujet n'y était pas. Les marges laissées
   par `contain` retombent sur le dégradé du conteneur, qui sert déjà de fond
   aux articles sans image. */
.article-featured-visual img {
  width: 100%; height: 100%;
  object-fit: contain; object-position: center;
  position: relative; z-index: 1;
}
/* Avec image, le cadre épouse la hauteur du visuel au lieu d'imposer son 4/3 :
   sur une image panoramique, `contain` dans un 4/3 laissait plus de fond vide
   que d'image. Le 4/3 reste pour la pastille de rubrique des articles sans
   image, qui a besoin d'un cadre à elle. `max-height` borne le cas inverse,
   une image en hauteur qui étirerait la carte. */
.article-featured-visual.has-image { aspect-ratio: auto; }
.article-featured-visual.has-image img { height: auto; max-height: 460px; }

.article-featured-visual .placeholder {
  position: relative; z-index: 1;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--violet-deep); padding: 8px 14px;
  background: rgba(255,255,255,0.7); border: 1px solid var(--violet-tint);
  border-radius: 999px;
}
.featured-badge {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 4px 10px 4px 6px; border-radius: 999px;
  background: var(--violet-tint); color: var(--violet-deep);
  font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.04em; margin-bottom: 18px;
}
.featured-badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--violet); box-shadow: 0 0 0 3px rgba(109,77,255,0.18);
}
.article-meta-row {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; color: var(--muted); margin-bottom: 16px;
  font-family: 'JetBrains Mono', monospace;
}
.cat-pill {
  padding: 3px 10px; border-radius: 999px;
  background: var(--bg-2); color: var(--ink-2);
  font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.02em; border: 1px solid var(--line);
}
.dot-sep { color: var(--muted-2); }
.article-featured h2 {
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.15; letter-spacing: -0.025em;
  font-weight: 700; color: var(--ink); margin-bottom: 16px;
}
.article-featured h2 a { color: inherit; text-decoration: none; }
.article-featured h2 a:hover { color: var(--violet-deep); }
.article-featured p {
  font-size: 15.5px; line-height: 1.65; color: var(--muted);
  margin-bottom: 24px;
}
.read-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--violet-deep); font-weight: 600; font-size: 14px;
  text-decoration: none;
}
.read-link .arr { transition: transform .2s; }
.read-link:hover .arr { transform: translateX(4px); }

/* GRID */
.articles-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.article-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 14px; padding: 24px;
  display: flex; flex-direction: column; gap: 14px;
  text-decoration: none; color: inherit;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  position: relative; min-height: 320px;
}
.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--line-strong);
}
.article-card-visual {
  height: 140px; border-radius: 10px;
  background: linear-gradient(160deg, var(--violet-tint-2) 0%, var(--violet-tint) 100%);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative;
}
.article-card-visual img {
  width: 100%; height: 100%;
  object-fit: contain; object-position: center;
}
.article-card-visual .ph {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--violet-deep);
}
.article-card h3 {
  font-size: 17px; line-height: 1.3; letter-spacing: -0.01em;
  font-weight: 700; color: var(--ink);
}
.article-card p {
  font-size: 13.5px; line-height: 1.55; color: var(--muted);
  flex-grow: 1; display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; overflow: hidden;
}
.article-card-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 14px; border-top: 1px solid var(--line-soft);
  font-size: 12px; color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
}
.article-card .arr-tag {
  color: var(--violet-deep); font-weight: 600;
  display: inline-flex; align-items: center; gap: 4px;
}

/* EMPTY */
.empty-state {
  padding: 64px 32px; text-align: center;
  background: var(--surface); border: 1px dashed var(--line-strong);
  border-radius: 16px;
}
.empty-state h3 {
  font-size: 22px; font-weight: 700; color: var(--ink);
  margin-bottom: 10px;
}
.empty-state p { color: var(--muted); font-size: 14.5px; }

/* PAGINATION */
.pagination {
  display: flex; justify-content: center; align-items: center;
  gap: 8px; margin-top: 56px;
}
.page-btn {
  min-width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0 14px; border-radius: 9px;
  font-size: 13px; font-weight: 600;
  background: var(--surface); border: 1px solid var(--line);
  color: var(--text); text-decoration: none;
  transition: all .15s;
}
.page-btn:hover { border-color: var(--ink); color: var(--ink); }
.page-btn.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.page-btn.disabled { opacity: 0.4; pointer-events: none; }

@media (max-width: 1024px) {
  .article-featured { grid-template-columns: 1fr; padding: 28px; gap: 28px; }
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .filters { top: 0; }
}
@media (max-width: 640px) {
  .blog-hero { padding: 110px 0 40px; }
  .articles { padding: 50px 0 80px; }
  .articles-grid { grid-template-columns: 1fr; }
  .filter-label { display: none; }
}