/* ==========================================================================
   BLOG /conseils/ — mise en page de lecture
   Complète n2.css, qui porte le design system (variables, thèmes, boutons).
   Principe : une colonne de texte confortable (68ch), un sommaire collant à
   partir de 1080px, et rien qui vienne concurrencer la lecture.
   ========================================================================== */

/* ---------- Hero ---------- */
.bl-hero { padding: 6.5rem 0 2.2rem; background: #fff; }
.bl-hero h1 {
  font-size: clamp(1.9rem, 4.2vw, 3rem); line-height: 1.12; letter-spacing: -.02em;
  margin: .6rem 0 0; max-width: 20ch; color: var(--ink);
}
.bl-hero-hub h1 { max-width: 24ch; }
.bl-chapo {
  margin: 1rem 0 0; max-width: 62ch;
  font-size: clamp(1.02rem, 1.7vw, 1.2rem); line-height: 1.6; color: var(--ink-soft);
}
.bl-signature {
  margin: 1.6rem 0 0; font-size: .82rem; color: var(--ink-muted);
  display: flex; flex-wrap: wrap; align-items: center; gap: .45rem;
}
.bl-sig-nom { font-weight: 650; color: var(--ink); }
.bl-sep { opacity: .45; }

/* ---------- Illustration d'en-tête ---------- */
.bl-illustration { padding: 1.6rem 0 0; }
.bl-illustration img {
  width: 100%; height: auto; aspect-ratio: 16 / 8; object-fit: cover;
  border-radius: var(--radius-l, 18px); display: block;
}
.bl-legende { margin: .6rem 0 0; font-size: .78rem; color: var(--ink-muted); }

/* ---------- Mise en page article + sommaire ---------- */
.bl-corps { padding: 2.4rem 0 3rem; }
.bl-layout { display: block; }
.bl-article { max-width: 68ch; }
.bl-article > section { margin-top: 2.6rem; scroll-margin-top: 5.5rem; }

.bl-sommaire {
  margin: 0 0 2.4rem; padding: 1.1rem 1.3rem;
  background: var(--surface, #f5f5f7); border-radius: var(--radius-m, 14px);
}
.bl-sommaire-titre {
  margin: 0 0 .6rem; font-size: .74rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .09em; color: var(--ink-muted);
}
.bl-sommaire ol { margin: 0; padding-left: 1.15rem; }
.bl-sommaire li { margin: .3rem 0; font-size: .88rem; line-height: 1.45; }
.bl-sommaire a { color: var(--ink-soft); text-decoration: none; }
.bl-sommaire a:hover,
.bl-sommaire a.actif { color: var(--accent); }
.bl-sommaire a.actif { font-weight: 650; }

@media (min-width: 1080px) {
  .bl-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 3.5rem; align-items: start; }
  .bl-sommaire { position: sticky; top: 5.5rem; margin: 0; max-height: calc(100vh - 8rem); overflow-y: auto; }
  .bl-article { max-width: 70ch; }
}

/* ---------- Corps rédactionnel ---------- */
.bl-intro { font-size: 1.08rem; line-height: 1.72; }
.bl-intro p:first-child { font-size: 1.14rem; color: var(--ink); }
.bl-article h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.75rem); line-height: 1.22;
  letter-spacing: -.015em; margin: 0 0 .9rem;
}
.bl-article h3 { font-size: 1.08rem; margin: 1.8rem 0 .5rem; }
.bl-article ul, .bl-article ol { padding-left: 1.25rem; }
.bl-article li { margin: .4rem 0; }
.bl-article table { width: 100%; border-collapse: collapse; margin: 1.4rem 0; font-size: .9rem; }
.bl-article th, .bl-article td { padding: .6rem .7rem; border-bottom: 1px solid var(--line, #e5e5ea); text-align: left; vertical-align: top; }
.bl-article th { font-weight: 650; background: var(--surface, #f5f5f7); }
.bl-article figure { margin: 1.8rem 0; }
.bl-article figure img { width: 100%; height: auto; border-radius: var(--radius-m, 14px); display: block; }
.bl-article figcaption { margin-top: .5rem; font-size: .78rem; color: var(--ink-muted); }

/* Encart « à retenir » / « attention », posé dans le HTML des sections */
.bl-note {
  margin: 1.6rem 0; padding: 1rem 1.2rem;
  border-left: 3px solid var(--accent); background: var(--accent-soft, #f5f5f7);
  border-radius: 0 var(--radius-m, 14px) var(--radius-m, 14px) 0;
  font-size: .95rem; line-height: 1.62;
}
.bl-note p:last-child { margin-bottom: 0; }
.bl-note-titre { font-weight: 700; margin: 0 0 .35rem; }

/* Encart « terrain » : ce que l'entreprise constate réellement — signal E-E-A-T */
.bl-terrain {
  margin: 1.8rem 0; padding: 1.15rem 1.3rem;
  background: #fff; border: 1px solid var(--line, #e5e5ea);
  border-radius: var(--radius-m, 14px); font-size: .95rem; line-height: 1.62;
}
.bl-terrain-titre {
  margin: 0 0 .45rem; font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .09em; color: var(--accent);
}
.bl-terrain p:last-child { margin-bottom: 0; }

/* ---------- Conversion ---------- */
.bl-cta-inline {
  margin: 1.6rem 0 0; padding: .75rem 1rem;
  background: var(--surface, #f5f5f7); border-radius: var(--radius-m, 14px);
  font-size: .9rem; color: var(--ink-soft);
}
.bl-cta-inline a { color: var(--accent); font-weight: 650; }

.bl-encart-cta {
  margin: 2.6rem 0; padding: 1.5rem 1.6rem;
  background: var(--accent-soft, #f5f5f7);
  border-radius: var(--radius-l, 18px);
}
.bl-encart-titre { margin: 0 0 .45rem; font-weight: 700; font-size: 1.06rem; color: var(--ink); }
.bl-encart-cta p { font-size: .94rem; line-height: 1.6; color: var(--ink-soft); }
.bl-encart-cta .btn-pill { margin-top: .9rem; }

.bl-cta-final {
  margin: 3rem 0 0; padding: 2rem 1.8rem; text-align: center;
  background: var(--ink, #1d1d1f); color: #f5f5f7;
  border-radius: var(--radius-l, 18px);
}
.bl-cta-final h2 { color: #fff; margin: 0 0 .6rem; font-size: clamp(1.25rem, 2.4vw, 1.6rem); }
.bl-cta-final p { color: rgba(255,255,255,.72); font-size: .95rem; margin: 0 0 1.2rem; }
.bl-cta-note { font-size: .78rem !important; margin: 1rem 0 0 !important; color: rgba(255,255,255,.45) !important; }

/* ---------- FAQ ---------- */
.bl-faq { margin-top: 3rem; }
.bl-faq details {
  border-bottom: 1px solid var(--line, #e5e5ea); padding: .2rem 0;
}
.bl-faq summary {
  cursor: pointer; padding: .95rem 2rem .95rem 0; position: relative;
  font-weight: 650; font-size: 1rem; line-height: 1.45; list-style: none;
}
.bl-faq summary::-webkit-details-marker { display: none; }
.bl-faq summary::after {
  content: '+'; position: absolute; right: .3rem; top: 50%; translate: 0 -50%;
  font-size: 1.3rem; font-weight: 400; color: var(--accent); transition: rotate .2s;
}
.bl-faq details[open] summary::after { content: '−'; }
.bl-faq details > div { padding: 0 0 1.1rem; font-size: .95rem; line-height: 1.65; color: var(--ink-soft); }
.bl-faq details > div p:last-child { margin-bottom: 0; }

/* ---------- Liens de service + auteur ---------- */
.bl-liens-service {
  margin: 2.4rem 0 0; padding: 1.2rem 1.3rem;
  border: 1px solid var(--line, #e5e5ea); border-radius: var(--radius-m, 14px);
}
.bl-liens-titre {
  margin: 0 0 .6rem; font-size: .74rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .09em; color: var(--ink-muted);
}
.bl-liens-service ul { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; }
.bl-liens-service a {
  display: inline-block; padding: .4rem .85rem; font-size: .87rem;
  background: var(--surface, #f5f5f7); border-radius: 999px;
  color: var(--ink); text-decoration: none;
}
.bl-liens-service a:hover { background: var(--accent); color: #fff; }

.bl-auteur {
  margin: 2.4rem 0 0; padding-top: 1.4rem; border-top: 1px solid var(--line, #e5e5ea);
  font-size: .88rem; color: var(--ink-muted); line-height: 1.6;
}
.bl-auteur-nom { font-weight: 650; color: var(--ink); margin: 0 0 .3rem; display: flex; gap: .45rem; flex-wrap: wrap; }

/* ---------- Hub : filtres ---------- */
.bl-filtres { border-bottom: 1px solid var(--line, #e5e5ea); background: #fff; }
.bl-filtres .wrap { display: flex; gap: .5rem; overflow-x: auto; padding-top: .9rem; padding-bottom: .9rem; scrollbar-width: none; }
.bl-filtres .wrap::-webkit-scrollbar { display: none; }
.bl-filtre {
  flex: 0 0 auto; padding: .42rem .95rem; border-radius: 999px;
  font-size: .87rem; color: var(--ink-soft); text-decoration: none;
  background: var(--surface, #f5f5f7); white-space: nowrap;
}
.bl-filtre span { opacity: .5; margin-left: .25rem; font-size: .8rem; }
.bl-filtre:hover { color: var(--ink); }
.bl-filtre.actif { background: var(--ink, #1d1d1f); color: #fff; }
.bl-filtre.actif span { opacity: .55; }

/* ---------- Hub : silos, pilier, cartes ---------- */
.bl-silo-tete { display: flex; align-items: center; gap: .7rem; margin-bottom: 1.3rem; flex-wrap: wrap; }
.bl-silo-tete h2 { margin: 0; font-size: clamp(1.3rem, 2.4vw, 1.7rem); }
.bl-silo-service { margin-left: auto; font-size: .85rem; color: var(--ink-muted); text-decoration: none; }
.bl-silo-service:hover { color: var(--ink); }

.bl-pastille { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: 0 0 auto; }
.bl-pastille-lg { width: 14px; height: 14px; }

.bl-pilier {
  display: block; padding: 1.6rem 1.8rem; margin-bottom: 1.4rem;
  background: var(--surface, #f5f5f7); border-radius: var(--radius-l, 18px);
  border-left: 4px solid var(--silo, #666); text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}
.bl-pilier:hover { transform: translateY(-2px); box-shadow: 0 8px 26px rgba(0,0,0,.07); }
.bl-pilier-tag {
  display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .09em;
  text-transform: uppercase; color: var(--silo, #666); margin-bottom: .5rem;
}
.bl-pilier-titre { display: block; font-size: clamp(1.15rem, 2.2vw, 1.45rem); font-weight: 650; line-height: 1.25; color: var(--ink); }
.bl-pilier-chapo { display: block; margin-top: .55rem; font-size: .93rem; line-height: 1.6; color: var(--ink-soft); max-width: 68ch; }
.bl-pilier-lire { display: block; margin-top: .8rem; font-size: .82rem; color: var(--ink-muted); }

.bl-grille { display: grid; gap: 1.1rem; grid-template-columns: 1fr; }
@media (min-width: 640px)  { .bl-grille { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .bl-grille { grid-template-columns: repeat(3, 1fr); } }

.bl-carte {
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border: 1px solid var(--line, #e5e5ea);
  border-radius: var(--radius-m, 14px);
  transition: transform .18s ease, box-shadow .18s ease;
}
.bl-carte:hover { transform: translateY(-2px); box-shadow: 0 8px 26px rgba(0,0,0,.07); }
.bl-carte-img { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--surface, #f5f5f7); }
.bl-carte-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.bl-carte-corps { padding: 1.05rem 1.15rem 1.15rem; display: flex; flex-direction: column; flex: 1; }
.bl-carte-meta {
  margin: 0 0 .5rem; font-size: .74rem; color: var(--ink-muted);
  display: flex; align-items: center; gap: .35rem; flex-wrap: wrap;
}
.bl-badge-guide {
  padding: .1rem .45rem; border-radius: 4px; font-size: .66rem; font-weight: 700;
  letter-spacing: .05em; text-transform: uppercase; background: var(--ink, #1d1d1f); color: #fff;
}
.bl-carte h3 { margin: 0; font-size: 1.02rem; line-height: 1.35; }
.bl-carte h3 a { color: var(--ink); text-decoration: none; }
.bl-carte h3 a:hover { color: var(--accent); }
.bl-carte-chapo { margin: .5rem 0 0; font-size: .87rem; line-height: 1.55; color: var(--ink-soft); }
.bl-carte-pied { margin: .9rem 0 0; font-size: .76rem; color: var(--ink-muted); }
.bl-carte-compacte .bl-carte-corps { padding: .85rem 1rem; }

.bl-section-suite { background: var(--surface, #f5f5f7); }

/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  .bl-hero { padding-top: 5.5rem; }
  .bl-article > section { margin-top: 2.1rem; }
  .bl-cta-final { padding: 1.6rem 1.2rem; }
  .bl-encart-cta { padding: 1.2rem 1.2rem; }
}