/* ==========================================================================
 * style_blog.css — Le Blog oPaddock (liste + article).
 * Style repris de la maquette docs/maj_opaddock/blog-opaddock.html, MAIS toutes
 * les couleurs passent par le thème (var(--primary*), tons dérivés en color-mix).
 * Aucune couleur émeraude en dur (CLAUDE.md §1). Préfixe de classes : blg-.
 * Les polices sont celles du header opaddock (Inter) : titres en graisse forte.
 * ========================================================================== */

.blg-main {
  --blg-radius: 20px;
  --blg-line: var(--slate-200);
  --blg-muted: var(--slate-500);
  --blg-ink: var(--slate-800);
  --blg-shadow: 0 2px 4px rgba(15, 23, 42, .04), 0 12px 40px rgba(15, 23, 42, .08);
  --blg-shadow-lg: 0 30px 70px rgba(15, 23, 42, .16);
  background: var(--slate-50);
  min-height: 60vh;
  padding-bottom: 64px;
  color: var(--blg-ink);
}
.blg-wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* --- Palettes de catégorie (dérivées du thème, jamais de couleur en dur) --- */
.blg-cat-transport {
  --blg-a: var(--primary-dark); --blg-b: var(--primary-light);
  --blg-tag-bg: var(--primary-50); --blg-tag-fg: var(--primary-darker);
}
.blg-cat-securite {
  --blg-a: color-mix(in srgb, var(--orange-500) 78%, #000);
  --blg-b: var(--orange-500);
  --blg-tag-bg: color-mix(in srgb, var(--orange-500) 14%, #fff);
  --blg-tag-fg: color-mix(in srgb, var(--orange-500) 72%, #000);
}
.blg-cat-reglementation {
  --blg-a: var(--blue-600); --blg-b: var(--blue-500);
  --blg-tag-bg: color-mix(in srgb, var(--blue-500) 12%, #fff);
  --blg-tag-fg: var(--blue-600);
}
.blg-cat-bienetre {
  --blg-a: var(--primary-darker); --blg-b: var(--primary-light);
  --blg-tag-bg: var(--primary-50); --blg-tag-fg: var(--primary-800);
}
.blg-cat-evasion {
  --blg-a: color-mix(in srgb, var(--purple-500) 80%, #000);
  --blg-b: var(--purple-500);
  --blg-tag-bg: color-mix(in srgb, var(--purple-500) 12%, #fff);
  --blg-tag-fg: color-mix(in srgb, var(--purple-500) 74%, #000);
}

/* Texture de points blancs commune aux surfaces en dégradé. */
.blg-hero-card::after,
.blg-cover::after,
.blg-a-cover::after {
  content: ""; position: absolute; inset: 0; opacity: .16;
  background-image: radial-gradient(circle at 1px 1px, #fff 1.4px, transparent 0);
  background-size: 22px 22px; pointer-events: none;
}

/* ==========================================================================
 * HERO (article à la une)
 * ========================================================================== */
.blg-hero { padding: 44px 0 6px; }
.blg-hero-card {
  position: relative; display: block; border-radius: 28px; overflow: hidden;
  padding: 56px 52px; color: #fff; text-decoration: none;
  background: linear-gradient(135deg, var(--blg-a) 0%, var(--blg-b) 100%);
  box-shadow: var(--blg-shadow-lg);
  transition: transform .25s var(--ease-out, ease), box-shadow .25s;
}
.blg-hero-card:hover { transform: translateY(-4px); }
.blg-hero-card > * { position: relative; z-index: 1; }
.blg-hero-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255, 255, 255, .18); padding: 7px 15px; border-radius: 999px;
  font-weight: 700; font-size: .76rem; letter-spacing: .05em; text-transform: uppercase;
}
.blg-hero-title {
  font-weight: 800; font-size: clamp(1.9rem, 4.4vw, 3.1rem); line-height: 1.06;
  letter-spacing: -.02em; margin: 18px 0 12px; max-width: 18ch;
}
.blg-hero-exc { font-size: 1.12rem; max-width: 52ch; opacity: .95; }
.blg-hero-go {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 24px;
  background: #fff; color: var(--blg-a); font-weight: 700; padding: 13px 25px;
  border-radius: 999px; transition: gap .2s;
}
.blg-hero-card:hover .blg-hero-go { gap: 16px; }
.blg-hero-emoji {
  position: absolute; right: 40px; bottom: -14px; font-size: 10rem; opacity: .9;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, .2)); z-index: 0; line-height: 1;
}

/* ==========================================================================
 * CONTRÔLES (chips catégorie + recherche)
 * ========================================================================== */
.blg-controls {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center;
  justify-content: space-between; margin: 40px 0 6px;
}
.blg-chips { display: flex; flex-wrap: wrap; gap: 9px; }
.blg-chip {
  border: 1.5px solid var(--blg-line); background: #fff; color: var(--blg-muted);
  font-weight: 600; font-size: .86rem; padding: 9px 17px; border-radius: 999px;
  cursor: pointer; transition: .18s; font-family: inherit; min-height: 40px;
}
.blg-chip:hover { border-color: var(--primary); color: var(--primary-darker); }
.blg-chip.is-active { background: var(--primary); border-color: var(--primary); color: #fff; }
.blg-chip:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .25); }

.blg-search { position: relative; }
.blg-search i {
  position: absolute; left: 15px; top: 50%; transform: translateY(-50%);
  color: var(--blg-muted); font-size: 1.05rem;
}
.blg-search input {
  border: 1.5px solid var(--blg-line); background: #fff; border-radius: 999px;
  padding: 11px 18px 11px 42px; font-family: inherit; font-size: .9rem; width: 240px;
  transition: .2s; color: var(--blg-ink); min-height: 44px;
}
.blg-search input:focus {
  outline: none; border-color: var(--primary); width: 280px;
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .12);
}

.blg-section-label { font-weight: 800; font-size: 1.5rem; letter-spacing: -.01em; margin: 30px 0 20px; }

/* ==========================================================================
 * GRILLE DE CARTES
 * ========================================================================== */
.blg-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 26px; padding-bottom: 8px;
}
.blg-card {
  background: #fff; border: 1px solid var(--blg-line); border-radius: var(--blg-radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .25s var(--ease-out, ease), box-shadow .25s;
}
.blg-card:hover { transform: translateY(-7px); box-shadow: var(--blg-shadow-lg); }
.blg-card[hidden] { display: none; }
.blg-card-link { display: flex; flex-direction: column; flex: 1; text-decoration: none; color: inherit; }
.blg-cover {
  position: relative; height: 158px; display: flex; align-items: center;
  justify-content: center; font-size: 3.6rem; line-height: 1;
  background: linear-gradient(135deg, var(--blg-a), var(--blg-b));
}
.blg-cover span { position: relative; z-index: 1; filter: drop-shadow(0 6px 12px rgba(0, 0, 0, .18)); }
.blg-card-body { padding: 20px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.blg-tag {
  align-self: flex-start; font-weight: 700; font-size: .68rem; letter-spacing: .05em;
  text-transform: uppercase; padding: 5px 11px; border-radius: 999px; margin-bottom: 12px;
  background: var(--blg-tag-bg); color: var(--blg-tag-fg);
}
.blg-card-title { font-weight: 800; font-size: 1.22rem; line-height: 1.22; letter-spacing: -.01em; margin-bottom: 9px; }
.blg-card-exc { color: var(--blg-muted); font-size: .92rem; flex: 1; }
.blg-card-meta {
  display: flex; align-items: center; gap: 8px; margin-top: 16px;
  color: var(--blg-muted); font-size: .82rem; font-weight: 600;
}
.blg-card-meta .blg-read { margin-left: auto; display: inline-flex; align-items: center; gap: 5px; }

/* État vide (filtre/recherche sans résultat) */
.blg-empty {
  text-align: center; padding: 48px 20px; color: var(--blg-muted);
  background: #fff; border: 1px dashed var(--blg-line); border-radius: var(--blg-radius); margin-top: 8px;
}
.blg-empty-ic { font-size: 2.6rem; color: var(--primary); margin-bottom: 8px; }

/* ==========================================================================
 * ARTICLE
 * ========================================================================== */
.blg-article-main { padding-top: 20px; }

/* La colonne de TEXTE reste à 712px (~75 caractères par ligne, plafond de la
 * bande lisible) : c'est la PAGE qui s'élargit. Couverture, CTA et « à lire
 * aussi » occupent toute la grille (1024px), le rail de lecture prend la
 * colonne de droite. En dessous de 1080px : flux simple, rail masqué. */
.blg-article { max-width: 760px; margin: 0 auto; padding: 0 24px; }
.blg-rail { display: none; }

@media (min-width: 1080px) {
  .blg-article {
    max-width: 1180px;
    display: grid;
    grid-template-columns: minmax(0, 712px) 252px;
    column-gap: 60px;
    justify-content: center;
    align-items: start;
    grid-template-areas:
      "bc      bc"
      "cover   cover"
      "head    rail"
      "body    rail"
      "share   rail"
      "cta     cta"
      "related related"
      "back    back";
  }
  .blg-breadcrumb { grid-area: bc; }
  .blg-a-cover    { grid-area: cover; }
  .blg-a-head     { grid-area: head; }
  .blg-a-body     { grid-area: body; }
  .blg-share      { grid-area: share; }
  .blg-cta        { grid-area: cta; }
  .blg-related    { grid-area: related; }
  .blg-back-wrap  { grid-area: back; }

  /* La couverture respire davantage une fois la grille élargie. */
  .blg-a-cover { height: 300px; }

  .blg-rail {
    grid-area: rail; display: block;
    position: sticky; top: 104px; align-self: start;
  }
}

/* ==========================================================================
 * RAIL DE LECTURE (progression + sommaire)
 * ========================================================================== */
.blg-rail-inner { display: flex; flex-direction: column; gap: 20px; }

/* --- Anneau de progression --- */
.blg-prog { display: flex; align-items: center; gap: 13px; }
.blg-prog-ring { position: relative; width: 54px; height: 54px; flex: none; }
.blg-prog-ring svg { width: 54px; height: 54px; transform: rotate(-90deg); display: block; }
.blg-prog-ring circle { fill: none; stroke-width: 4; }
.blg-prog-track { stroke: var(--blg-line); }
.blg-prog-bar {
  stroke: var(--primary); stroke-linecap: round;
  stroke-dasharray: 119.38;
  stroke-dashoffset: calc(119.38 * (1 - var(--blg-p, 0)));
  transition: stroke-dashoffset .12s linear;
}
.blg-prog-num {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: .82rem; color: var(--blg-ink); font-variant-numeric: tabular-nums;
}
.blg-prog-lbl { font-size: .82rem; font-weight: 600; color: var(--blg-muted); line-height: 1.35; }

/* --- Sommaire --- */
.blg-toc-t {
  font-size: .7rem; text-transform: uppercase; letter-spacing: .09em;
  font-weight: 800; color: var(--blg-muted); margin-bottom: 6px;
}
.blg-toc ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1px; }
.blg-toc a {
  display: flex; gap: 10px; align-items: baseline; padding: 8px 11px; border-radius: 11px;
  color: var(--blg-muted); font-size: .87rem; font-weight: 600; text-decoration: none;
  line-height: 1.35; transition: background .18s, color .18s;
}
.blg-toc a::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; flex: none;
  background: var(--blg-line); transform: translateY(-1px);
  transition: background .2s, transform .2s;
}
.blg-toc a:hover { background: var(--primary-50); color: var(--primary-darker); }
.blg-toc a:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .25); }
.blg-toc a.is-active { background: var(--primary-50); color: var(--primary-darker); font-weight: 700; }
.blg-toc a.is-active::before { background: var(--primary); transform: translateY(-1px) scale(1.4); }

/* Les titres visés par le sommaire ne doivent pas passer sous le header fixe. */
.blg-a-body h2 { scroll-margin-top: 100px; }

/* --- Barre de progression en haut de fenêtre (toutes tailles d'écran) --- */
.blg-topbar {
  position: fixed; top: 0; left: 0; right: 0; height: 3px;
  z-index: 1001; pointer-events: none; background: transparent;
}
.blg-topbar span {
  display: block; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--blg-a), var(--blg-b));
  transform: scaleX(var(--blg-p, 0)); transform-origin: 0 50%;
  transition: transform .12s linear;
}

.blg-breadcrumb {
  display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin: 26px 0 22px;
  color: var(--blg-muted); font-size: .88rem; font-weight: 600;
}
.blg-breadcrumb a { color: var(--blg-muted); text-decoration: none; transition: color .15s; }
.blg-breadcrumb a:hover { color: var(--primary-darker); }
.blg-breadcrumb i { font-size: .95rem; opacity: .6; }
.blg-breadcrumb span[aria-current] { color: var(--blg-ink); }

.blg-a-cover {
  position: relative; border-radius: 24px; height: 230px; display: flex;
  align-items: center; justify-content: center; font-size: 6rem; color: #fff;
  overflow: hidden; box-shadow: var(--blg-shadow);
  background: linear-gradient(135deg, var(--blg-a), var(--blg-b));
}
.blg-a-cover span { position: relative; z-index: 1; filter: drop-shadow(0 8px 18px rgba(0, 0, 0, .22)); line-height: 1; }

.blg-a-head { margin: 30px 0 6px; }
.blg-a-title { font-weight: 800; font-size: clamp(1.8rem, 4vw, 2.7rem); line-height: 1.1; letter-spacing: -.02em; margin: 14px 0; }
.blg-a-meta {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  color: var(--blg-muted); font-size: .9rem; font-weight: 600;
}
.blg-a-meta span { display: inline-flex; align-items: center; gap: 6px; }
.blg-a-meta time { font-weight: 600; }

/* Corps rédactionnel */
.blg-a-body { font-size: 1.08rem; color: #26362f; margin-top: 26px; line-height: 1.68; }
.blg-a-body .lead { font-size: 1.26rem; line-height: 1.5; color: var(--blg-ink); font-weight: 500; margin-bottom: 26px; }
.blg-a-body h2 { font-weight: 800; font-size: 1.55rem; letter-spacing: -.01em; margin: 36px 0 12px; color: var(--primary-darker); }
.blg-a-body h3 { font-weight: 700; font-size: 1.16rem; margin: 26px 0 8px; }
.blg-a-body p { margin-bottom: 16px; }
.blg-a-body ul { margin: 0 0 18px; padding-left: 0; list-style: none; }
.blg-a-body li { position: relative; padding-left: 28px; margin-bottom: 10px; }
.blg-a-body li::before {
  content: ""; position: absolute; left: 4px; top: .62em; width: 8px; height: 8px;
  border-radius: 50%; background: var(--primary);
}
.blg-a-body strong { color: var(--blg-ink); }
.blg-a-body .blg-note { font-size: .86rem; color: var(--blg-muted); font-style: italic; line-height: 1.5; }

/* Encadrés (callouts) */
.blg-a-body .callout { border-radius: 16px; padding: 20px 22px; margin: 26px 0; border-left: 5px solid var(--primary); }
.blg-a-body .callout.tip { background: var(--primary-50); border-color: var(--primary); }
.blg-a-body .callout.warn {
  background: color-mix(in srgb, var(--orange-500) 10%, #fff);
  border-color: var(--orange-500);
}
.blg-a-body .callout .ct { font-weight: 800; display: block; margin-bottom: 6px; font-size: .82rem; letter-spacing: .05em; text-transform: uppercase; }
.blg-a-body .callout.tip .ct { color: var(--primary-darker); }
.blg-a-body .callout.warn .ct { color: color-mix(in srgb, var(--orange-500) 72%, #000); }

/* Partage */
.blg-share {
  display: flex; gap: 14px; align-items: center; margin: 34px 0; padding: 18px 0;
  border-top: 1px solid var(--blg-line); border-bottom: 1px solid var(--blg-line); flex-wrap: wrap;
}
.blg-share > span { font-weight: 700; font-size: .92rem; }
.blg-share-btns { display: flex; gap: 8px; flex-wrap: wrap; }
.blg-share-btn {
  width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--blg-line);
  background: #fff; color: var(--primary-darker); font-size: 1.15rem; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; transition: .18s;
}
.blg-share-btn:hover { background: var(--primary); border-color: var(--primary); color: #fff; transform: translateY(-2px); }
.blg-share-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(var(--primary-rgb), .25); }

/* Bloc CTA oPaddock */
.blg-cta {
  position: relative; overflow: hidden; border-radius: 22px; padding: 34px 32px; margin: 34px 0;
  color: #fff; background: linear-gradient(135deg, var(--primary-darker), var(--primary));
}
.blg-cta::after {
  content: "\1F434"; position: absolute; right: 20px; bottom: -12px; font-size: 6rem; opacity: .22;
}
.blg-cta-body { position: relative; z-index: 1; }
.blg-cta h2 { font-weight: 800; font-size: 1.5rem; margin-bottom: 8px; color: #fff; letter-spacing: -.01em; }
.blg-cta p { opacity: .95; margin-bottom: 18px; max-width: 46ch; }
.blg-cta-link {
  display: inline-flex; align-items: center; gap: 9px; background: #fff; color: var(--primary-darker);
  font-weight: 700; padding: 12px 24px; border-radius: 999px; text-decoration: none; transition: gap .2s;
}
.blg-cta-link:hover { gap: 14px; }

/* À lire aussi */
.blg-related { margin-top: 44px; }
.blg-related > h2 { font-weight: 800; font-size: 1.5rem; letter-spacing: -.01em; margin: 0 0 18px; }
.blg-related .blg-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
.blg-related .blg-cover { height: 120px; font-size: 2.6rem; }

.blg-back-wrap { margin: 34px 0 8px; }
.blg-back {
  display: inline-flex; align-items: center; gap: 8px; color: var(--blg-muted);
  font-weight: 600; text-decoration: none; transition: gap .2s, color .15s;
}
.blg-back:hover { color: var(--primary-darker); gap: 12px; }

/* 404 blog */
.blg-notfound { text-align: center; padding: 70px 20px; }
.blg-notfound h1 { font-weight: 800; font-size: 1.5rem; margin: 12px 0 22px; letter-spacing: -.01em; }
.blg-btn-primary {
  display: inline-flex; align-items: center; gap: 8px; background: var(--primary); color: #fff;
  font-weight: 700; padding: 13px 26px; border-radius: 999px; text-decoration: none; transition: .2s;
}
.blg-btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }

/* ==========================================================================
 * RESPONSIVE
 * ========================================================================== */
@media (max-width: 768px) {
  .blg-hero-card { padding: 40px 26px; }
  .blg-hero-emoji { font-size: 7rem; right: 12px; }
  .blg-controls { flex-direction: column; align-items: stretch; }
  .blg-search input, .blg-search input:focus { width: 100%; }
  .blg-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .blg-hero-card, .blg-card, .blg-share-btn, .blg-hero-go, .blg-cta-link, .blg-back { transition: none; }
  /* La progression reste affichée : seul son lissage est supprimé. */
  .blg-prog-bar, .blg-topbar span, .blg-toc a, .blg-toc a::before { transition: none; }
}