/* ============================================================
   blog.css — styles propres au blog Rhiino
   Réutilise les tokens de style.css (:root) + .container, .section-tag,
   .btn-primary/.btn-secondary, .breadcrumb, .faq-item, nav, footer.
   Chargé uniquement sur les pages /blog/ (cf. gen-blog.js).
   ============================================================ */

/* ---- Couleurs par thème (badges/vignettes) ---- */
.blog-cover-fallback[data-theme="conseils-seo-local"]  { --t: #4f7cff; }
.blog-cover-fallback[data-theme="guides-pratiques"]    { --t: #1aa87a; }
.blog-cover-fallback[data-theme="tendances-design-web"]{ --t: #b25cff; }
.blog-cover-fallback[data-theme="cas-clients"]         { --t: #ff8a3d; }
.blog-cover-fallback[data-theme="actualites"]          { --t: #7a8075; }

/* ============================================================
   INDEX + HUBS
   ============================================================ */
.blog-index-hero {
  background: var(--dark);
  color: var(--light);
  padding: 150px 0 60px;
}
.blog-index-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
}
.blog-index-hero p {
  color: var(--gray-light);
  max-width: 620px;
  font-size: 1.08rem;
  line-height: 1.6;
}
.blog-index-hero .breadcrumb { margin-bottom: 18px; }

/* ---- Barre de filtres ---- */
.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 40px 0 32px;
}
.blog-filter {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark);
  background: transparent;
  border: 1.5px solid var(--border-dark);
  border-radius: 100px;
  padding: 8px 16px;
  cursor: pointer;
  transition: all 0.18s ease;
  white-space: nowrap;
}
.blog-filter:hover { border-color: var(--dark); }
.blog-filter.is-active {
  background: var(--dark);
  color: var(--light);
  border-color: var(--dark);
}
.blog-filter-secteur.is-active {
  background: var(--accent);
  color: var(--dark);
  border-color: var(--accent);
}
.blog-filter-sep {
  width: 1px;
  height: 22px;
  background: var(--border-dark);
  margin: 0 4px;
}

/* ---- Grille de cartes ---- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 26px;
  margin-bottom: 70px;
}
.blog-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: var(--dark);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(49,54,46,0.12);
}
.blog-card-cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--light-2);
}
.blog-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.blog-cover-fallback {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--t, var(--gray)) 0%, color-mix(in srgb, var(--t, var(--gray)) 65%, #000) 100%);
}
.blog-cover-fallback span {
  font-family: var(--font-head);
  font-weight: 700;
  color: #fff;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  opacity: 0.9;
}
.blog-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(26,30,22,0.82);
  color: var(--light);
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}
.blog-card-body { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.blog-card-body h3 {
  font-family: var(--font-head);
  font-size: 1.16rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.blog-card-body p {
  color: var(--gray);
  font-size: 0.94rem;
  line-height: 1.55;
  flex: 1;
}
.blog-card-meta { color: var(--gray); font-size: 0.82rem; }
.blog-empty { color: var(--gray); padding: 20px 0 60px; }
.blog-back { margin: -30px 0 70px; }
.blog-back a { color: var(--dark); font-weight: 600; text-decoration: none; }
.blog-back a:hover { color: var(--accent-dark); }

/* ============================================================
   ARTICLE
   ============================================================ */
.blog-article-hero {
  background: var(--dark);
  color: var(--light);
  padding: 140px 0 48px;
}
.blog-article-head { max-width: 760px; }
.blog-article-hero .breadcrumb { margin-bottom: 20px; }
.blog-theme-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--dark);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 5px 14px;
  border-radius: 100px;
  text-decoration: none;
  margin-bottom: 18px;
}
.blog-article-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.4vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}
.blog-article-excerpt {
  color: var(--gray-light);
  font-size: 1.18rem;
  line-height: 1.55;
  margin: 20px 0 26px;
}
.blog-article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-light);
}
.blog-article-meta strong { color: var(--light); }
.blog-article-meta picture { flex-shrink: 0; display: block; line-height: 0; }
.blog-author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent);
  display: block;
}

/* Barre de progression de lecture (fine, vert lime, sous le header fixe) */
.reading-progress {
  position: fixed;
  left: 0;
  top: 72px;               /* hauteur du header ; ajustée au scroll par JS */
  height: 3px;
  width: 0;
  background: var(--accent);
  z-index: 90;
  transition: width 0.08s linear;
  will-change: width;
}
.blog-meta-sep { opacity: 0.5; }

/* ---- Cover article (chevauche le bas du hero sombre) ---- */
.blog-article-cover { background: linear-gradient(var(--dark) 50%, var(--light) 50%); }
.blog-article-cover img {
  display: block;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(26,30,22,0.28);
}

/* ---- Corps + sommaire flottant ---- */
.blog-article-wrap { padding-top: 48px; padding-bottom: 40px; }
.blog-article-body { max-width: 760px; margin: 0 auto; }
.blog-article-body h2 {
  font-family: var(--font-head);
  font-size: 1.7rem;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--dark);
  margin: 44px 0 16px;
  scroll-margin-top: 90px;
}
.blog-article-body h3 {
  font-family: var(--font-head);
  font-size: 1.28rem;
  color: var(--dark);
  margin: 30px 0 12px;
}
.blog-article-body p {
  font-size: 1.1rem;
  line-height: 1.72;
  color: #3a3f36;
  margin-bottom: 20px;
}
/* Liens de prose uniquement (sans classe) : ne pas toucher aux boutons (.btn-*) */
.blog-article-body a:not([class]) { color: var(--accent-dark); font-weight: 600; }
.blog-list { margin: 0 0 22px; padding-left: 4px; list-style: none; }
.blog-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: 1.08rem;
  line-height: 1.65;
  color: #3a3f36;
}
.blog-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 11px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
ol.blog-list { counter-reset: bl; }
ol.blog-list li { counter-increment: bl; }
ol.blog-list li::before {
  content: counter(bl);
  width: auto;
  height: auto;
  top: 0;
  left: 0;
  background: none;
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--accent-dark);
}
ol.blog-list li { padding-left: 26px; }
.blog-quote {
  border-left: 4px solid var(--accent);
  padding: 6px 0 6px 22px;
  margin: 26px 0;
  font-size: 1.2rem;
  font-style: italic;
  color: var(--dark);
}

/* ---- Sommaire ancré ---- */
.blog-toc {
  background: #fff;
  border: 1px solid var(--border-dark);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 0 auto 34px;
  max-width: 760px;
}
.blog-toc-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray);
  display: block;
  margin-bottom: 12px;
}
.blog-toc ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.blog-toc a { color: var(--dark); text-decoration: none; font-size: 0.98rem; }
.blog-toc a:hover { color: var(--accent-dark); }

/* Grand écran : sommaire en colonne sticky à gauche de la colonne de lecture */
@media (min-width: 1100px) {
  .blog-article-wrap.has-toc {
    display: grid;
    grid-template-columns: 220px minmax(0, 760px);
    gap: 48px;
    justify-content: center;
    align-items: start;
  }
  .blog-article-wrap.has-toc .blog-article-body { margin: 0; }
  .blog-article-wrap.has-toc .blog-toc {
    position: sticky;
    top: 100px;
    margin: 0;
    max-width: none;
    background: transparent;
    border: none;
    border-left: 2px solid var(--border-dark);
    border-radius: 0;
    padding: 2px 0 2px 18px;
  }
  .blog-article-wrap.has-toc .blog-toc a { color: var(--gray); }
  .blog-article-wrap.has-toc .blog-toc a:hover { color: var(--dark); }
}

/* ---- CTA money page inline ---- */
.blog-cta-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  flex-wrap: wrap;
  background: var(--dark);
  color: var(--light);
  border-radius: var(--radius-lg);
  padding: 26px 30px;
  margin: 36px 0;
}
.blog-cta-inline strong { font-family: var(--font-head); font-size: 1.15rem; display: block; margin-bottom: 4px; }
.blog-cta-inline p { color: var(--gray-light); font-size: 0.98rem; margin: 0; line-height: 1.5; }
.blog-cta-inline .btn-primary { white-space: nowrap; }

/* ---- FAQ (fond sombre, cohérent avec les encadrés CTA / auteur) ---- */
.blog-faq {
  background: var(--dark);
  color: var(--light);
  border-radius: var(--radius-lg);
  padding: 30px 34px 14px;
  margin: 50px 0 10px;
}
.blog-faq h2 { font-family: var(--font-head); font-size: 1.7rem; color: var(--light); margin-bottom: 14px; }
.blog-faq .faq-item { border-bottom: 1px solid rgba(242,242,242,0.14); }
.blog-faq .faq-item:last-child { border-bottom: none; }
.blog-faq .faq-item summary { color: var(--light); }
.blog-faq .faq-item summary:hover { color: var(--accent); }
.blog-faq .faq-item summary::after { color: var(--accent); }
.blog-faq .faq-item p { color: var(--gray-light); }

/* ---- Liens utiles (maillage) ---- */
.blog-related-pages {
  background: #fff;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin: 40px 0;
}
.blog-related-pages ul { list-style: none; margin-top: 12px; display: flex; flex-direction: column; gap: 10px; }
.blog-related-pages a { color: var(--dark); font-weight: 600; text-decoration: none; font-size: 1.02rem; }
.blog-related-pages a:hover { color: var(--accent-dark); }

/* ---- Encadré auteur ---- */
.blog-author-box {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--dark);
  color: var(--light);
  border-radius: var(--radius-lg);
  padding: 28px 30px;
  margin: 44px 0 30px;
}
.blog-author-box picture { flex-shrink: 0; display: block; line-height: 0; }
.blog-author-box img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 2px solid var(--accent); display: block; }
.blog-author-box strong { font-family: var(--font-head); font-size: 1.15rem; display: block; }
.blog-author-role { color: var(--accent); font-size: 0.86rem; font-weight: 600; display: block; margin: 2px 0 10px; }
.blog-author-box p { color: var(--gray-light); font-size: 0.98rem; line-height: 1.6; margin: 0; }
.blog-author-social { display: flex; gap: 10px; margin-top: 14px; }
.blog-author-social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.08); color: var(--light);
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}
.blog-author-social a:hover { background: var(--accent); color: var(--dark); transform: translateY(-2px); }
.blog-author-social svg { width: 18px; height: 18px; fill: currentColor; display: block; }

/* ---- Tags secteurs ---- */
.blog-tags-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.blog-tag {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  border: 1.5px solid var(--border-dark);
  border-radius: 100px;
  padding: 6px 14px;
  text-decoration: none;
  transition: all 0.16s ease;
}
.blog-tag:hover { border-color: var(--accent-dark); color: var(--accent-dark); }

/* ---- CTA final ---- */
.blog-cta-final { background: var(--dark-3); color: var(--light); text-align: center; padding: 70px 0; position: relative; overflow: hidden; }
.blog-cta-final .cta-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; z-index: 0; pointer-events: none; }
.blog-cta-final .container { position: relative; z-index: 1; }
.blog-cta-final h2 { font-family: var(--font-head); font-size: clamp(1.6rem, 3.6vw, 2.4rem); line-height: 1.12; color: var(--light); }
.blog-cta-final p { color: var(--gray-light); margin: 14px 0 28px; font-size: 1.08rem; }
.blog-cta-final .sector-cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---- Articles liés ---- */
.blog-related { background: var(--light); padding: 60px 0 30px; }
.blog-related .section-tag { display: inline-block; margin-bottom: 24px; }

/* ============================================================
   PHOTO DANS LE CORPS (bloc image)
   ============================================================ */
.blog-figure { margin: 2.4rem 0; }
.blog-figure img {
  width: 100%; height: auto; display: block;
  border-radius: 16px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, .10);
}
.blog-figure figcaption {
  margin-top: .7rem; text-align: center;
  font-size: .92rem; color: var(--gray); font-style: italic;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 640px) {
  .blog-index-hero, .blog-article-hero { padding-top: 120px; }
  .blog-article-body p, .blog-list li { font-size: 1.04rem; }
  .blog-cta-inline { flex-direction: column; align-items: flex-start; }
  .blog-author-box { flex-direction: column; gap: 14px; }
  .blog-grid { grid-template-columns: 1fr; }
}

/* ---- Widget de partage lecteur (flottant à droite) ---- */
.blog-share { position: fixed; right: 20px; top: 50%; transform: translateY(-50%); z-index: 40; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.blog-share-toggle { width: 48px; height: 48px; border-radius: 50%; border: none; cursor: pointer; background: var(--dark); color: #fff; display: grid; place-items: center; box-shadow: 0 4px 16px rgba(0,0,0,.2); transition: transform .2s, background .2s, color .2s; }
.blog-share-toggle:hover { transform: scale(1.07); }
.blog-share-toggle svg { width: 20px; height: 20px; fill: currentColor; }
.blog-share.open .blog-share-toggle { background: var(--accent); color: var(--dark); }
.blog-share-menu { display: flex; flex-direction: column; gap: 10px; opacity: 0; pointer-events: none; transform: translateY(12px) scale(.85); transition: opacity .22s ease, transform .22s ease; }
.blog-share.open .blog-share-menu { opacity: 1; pointer-events: auto; transform: none; }
.blog-share-btn { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--border); background: #fff; color: var(--dark); display: grid; place-items: center; cursor: pointer; box-shadow: 0 2px 10px rgba(0,0,0,.1); transition: transform .15s, background .15s, color .15s, border-color .15s; text-decoration: none; }
.blog-share-btn svg { width: 19px; height: 19px; fill: currentColor; }
.blog-share-btn:hover { transform: scale(1.1); }
.blog-share-li:hover   { background: #0A66C2; color: #fff; border-color: #0A66C2; }
.blog-share-fb:hover   { background: #1877F2; color: #fff; border-color: #1877F2; }
.blog-share-x:hover    { background: #000;    color: #fff; border-color: #000; }
.blog-share-mail:hover { background: #6b7280; color: #fff; border-color: #6b7280; }
.blog-share-copy:hover,
.blog-share-copy.copied { background: var(--accent-dark); color: #fff; border-color: var(--accent-dark); }
/* Confirmation « Lien copié ! » (bulle à gauche du bouton — la couleur seule est masquée par le survol) */
.blog-share-copy { position: relative; }
.blog-share-copy::after {
  content: "Lien copié !"; position: absolute; right: calc(100% + 10px); top: 50%;
  transform: translateY(-50%) translateX(6px); background: var(--dark); color: #fff;
  font-family: var(--font-body); font-size: 12px; font-weight: 600; line-height: 1;
  padding: 7px 10px; border-radius: 6px; white-space: nowrap; opacity: 0; pointer-events: none;
  box-shadow: 0 2px 10px rgba(0,0,0,.18); transition: opacity .18s ease, transform .18s ease;
}
.blog-share-copy.copied::after { opacity: 1; transform: translateY(-50%) translateX(0); }
@media (max-width: 1100px) {
  .blog-share { right: 12px; gap: 8px; }
  .blog-share-toggle { width: 44px; height: 44px; }
  .blog-share-btn { width: 40px; height: 40px; }
  .blog-share-btn svg { width: 17px; height: 17px; }
}
@media (prefers-reduced-motion: reduce) {
  .blog-share-toggle, .blog-share-btn, .blog-share-menu { transition: none; }
}