:root {
      --bg: #0b1220;
      --bg-2: #0b1220;
      --bg-3: #0b1220;
      --accent: #8E44AD;
      --accent-2: #6c5ce7;
      --text: #e6e9ef;
      --muted: #9ba5b7;
      --header-h: 100px;
      --bp-border: rgba(142, 68, 173, 0.3);
      --bp-border-strong: rgba(142, 68, 173, 0.5);
      --bp-shadow: 0 10px 28px rgba(0,0,0,.45);
      --bp-radius-xl: 28px;
      --bp-radius-lg: 22px;
      --bp-radius-md: 18px;
      --bp-container: 1280px;
      --bp-header-offset: 110px;
      --bp-transition: 220ms ease;
    }
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
html { scroll-padding-top: calc(var(--header-h, 0px) + 16px); }
body{
      margin:0;
      font-family:'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, 'Helvetica Neue', Arial;
      color:var(--text);
      background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 55%, var(--bg-3) 100%);
      display:flex; flex-direction:column; min-height:100vh;
      padding-top: var(--header-h, 0px);
    }
header {
      position: fixed;
      top: 0; left: 0; width: 100%;
      z-index: 1000;
      display:flex; align-items:center; justify-content:space-between;
      padding:16px 48px;
      background:rgba(11, 18, 32, 0.9);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(142,68,173,.3);
      opacity: 0;
      transform: translateY(-20px);
      animation: fadeInHeader 0.8s ease-out forwards;
    }
@keyframes fadeInHeader { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
header .logo-title{display:flex; align-items:center; gap:12px; text-decoration:none;}
header img{width:48px; height:48px; object-fit:contain; border-radius:50%; border:2px solid var(--accent); box-shadow:0 0 6px rgba(142,68,173,.25)}
header .site-title{margin:0; font-size:24px; font-weight:700;
      background:linear-gradient(90deg,var(--accent),var(--accent-2)); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent}
nav.menu{display:flex; gap:28px;}
nav.menu a{
      position:relative; color:var(--text); text-decoration:none; font-weight:500; letter-spacing:.3px; padding-bottom:4px; transition:color .25s ease;
    }
nav.menu a::after{
      content:""; position:absolute; left:0; bottom:0; width:0; height:2px;
      background:linear-gradient(90deg,var(--accent),var(--accent-2));
      border-radius:1px; transition:width .3s ease;
    }
nav.menu a:hover{color:var(--accent)}
nav.menu a:hover::after{width:100%}
nav.menu a.active{ color:var(--accent); }
nav.menu a.active::after{ width:100%; }
.article-page {
      position: relative;
      overflow: clip;
      padding: calc(var(--bp-header-offset) + 20px) 0 4.5rem;
      background: transparent;
      color: var(--text);
      flex: 1 0 auto;
    }
.article-shell {
      width: min(calc(100% - 2rem), 860px);
      margin: 0 auto;
    }
.breadcrumb {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      margin-bottom: 1.5rem;
      font-size: 0.8rem;
      color: var(--muted);
      opacity: 0;
      animation: fadeUp 0.6s ease-out 0.2s forwards;
    }
.breadcrumb a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { opacity: 0.4; }
.article-card {
      padding: clamp(1.5rem, 4vw, 2.5rem);
      border: 1px solid var(--bp-border);
      border-radius: 20px;
      background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
      box-shadow: var(--bp-shadow), inset 0 1px 0 rgba(255,255,255,.04);
      position: relative;
      overflow: hidden;
      opacity: 0;
      animation: fadeUp 0.7s ease-out 0.3s forwards;
    }
.article-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(700px 400px at 10% -10%, rgba(108,92,231,.12), transparent 60%),
        radial-gradient(500px 300px at 110% 120%, rgba(142,68,173,.12), transparent 60%);
      z-index: 0;
      pointer-events: none;
    }
.article-card > * { position: relative; z-index: 1; }
@keyframes fadeUp {
      from { opacity: 0; transform: translateY(16px); }
      to { opacity: 1; transform: translateY(0); }
    }
.article-meta {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 0.75rem;
      margin-bottom: 1.25rem;
    }
.meta-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      width: fit-content;
      padding: 0.35rem 0.75rem;
      border: 1px solid rgba(142,68,173,.35);
      border-radius: 999px;
      background: rgba(255,255,255,.06);
      color: var(--muted);
      font-size: 0.7rem;
      font-weight: 800;
      letter-spacing: 0.16em;
      text-transform: uppercase;
    }
.meta-badge.accent-fill {
      background: linear-gradient(90deg, var(--accent), var(--accent-2));
      color: #fff;
      border-color: transparent;
    }
.meta-date { color: var(--muted); font-size: 0.8rem; font-weight: 500; }
.meta-read { color: var(--muted); font-size: 0.8rem; font-weight: 500; opacity: 0.7; }
.article-subtitle {
      margin: 0 0 2rem;
      color: var(--text);
      font-size: 1.1rem;
      line-height: 1.55;
      font-weight: 500;
      padding-bottom: 1.5rem;
      border-bottom: 1px solid rgba(142,68,173,.2);
    }
.article-body { font-size: 1.02rem; line-height: 1.75; color: var(--text); text-align: justify; }
.article-body p { margin: 0 0 1.35rem; text-align: justify; }
.article-body h2 { margin: 2.5rem 0 1rem; font-size: 1.5rem; font-weight: 800; line-height: 1.25; color: #fff; }
.article-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s; }
.article-body a:hover { color: var(--accent-2); }
.article-body strong { color: #fff; }
.article-body blockquote {
      margin: 1.5rem 0;
      padding: 1.25rem 1.5rem;
      border-left: 4px solid var(--accent);
      border-radius: 0 12px 12px 0;
      background: rgba(142,68,173,.08);
      color: var(--text);
      font-style: italic;
    }
.article-body blockquote p:last-child { margin-bottom: 0; }
.key-points {
      margin: 2rem 0;
      padding: 1.5rem;
      border: 1px solid rgba(142,68,173,.3);
      border-radius: 14px;
      background: rgba(142,68,173,.06);
    }
.key-points-title {
      margin: 0 0 1rem;
      font-size: 1rem;
      font-weight: 800;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--accent);
    }
.key-points ul { margin: 0; padding: 0; list-style: none; }
.key-points li {
      position: relative;
      padding-left: 1.25rem;
      margin-bottom: 0.65rem;
      font-size: 0.95rem;
      line-height: 1.55;
      color: var(--text);
    }
.key-points li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0.55rem;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
    }
.article-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-top: 2.5rem;
      padding-top: 1.5rem;
      border-top: 1px solid rgba(142,68,173,.2);
    }
.tag {
      display: inline-flex;
      padding: 0.3rem 0.7rem;
      border: 1px solid rgba(142,68,173,.3);
      border-radius: 999px;
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size: 0.75rem;
      font-weight: 600;
      text-decoration: none;
      transition: all 0.2s;
    }
.tag:hover { border-color: var(--accent); color: var(--accent); background: rgba(142,68,173,.1); }
.author-card {
      margin-top: 2rem;
      padding: 1.5rem;
      border: 1px solid var(--bp-border);
      border-radius: 14px;
      background: rgba(255,255,255,.03);
      display: flex;
      align-items: center;
      gap: 1.25rem;
      opacity: 0;
      animation: fadeUp 0.7s ease-out 0.5s forwards;
    }
.author-avatar {
      width: 56px; height: 56px; border-radius: 50%;
      border: 2px solid var(--accent);
      background: linear-gradient(135deg, var(--accent), var(--accent-2));
      display: flex; align-items: center; justify-content: center;
      color: #fff; font-weight: 800; font-size: 1.2rem; flex-shrink: 0;
    }
.author-info strong { display: block; color: #fff; font-size: 0.95rem; font-weight: 700; margin-bottom: 0.2rem; }
.author-info span { color: var(--muted); font-size: 0.85rem; line-height: 1.4; }
footer.site-footer {
      text-align:center; padding:20px; color:var(--muted); font-size:13px;
      border-top:1px solid rgba(142,68,173,.3); background:transparent; margin-top: auto;
    }
footer.site-footer a{ color:var(--muted); text-decoration:none; margin:0 6px; }
footer.site-footer a:hover{ color:var(--accent); text-decoration:underline; }
@media (max-width: 820px) {
      :root { --bp-header-offset: 96px; }
      header { padding: 12px 24px; }
      nav.menu { gap: 16px; }
    }
@media (prefers-reduced-motion: reduce) {
      *{ animation: none !important; transition: none !important; }
    }

/* ==========================================================================
   VERSION MOBILE — ARTICLE
   Charte graphique alignée sur le feed mobile de index.php (style Flipboard)
   - Header 56 px (vs 100 px desktop)
   - Cartes en fond solide #131a2a (au lieu du verre dépoli)
   - Badges catégorie en aplat #8E44AD
   - Coins 14 px, paddings compacts, typographie resserrée
   - Texte aligné à gauche (justify supprimé pour un meilleur rendu)
   La version desktop n'est pas touchée : tout est sous @media (max-width: 768px).
   ========================================================================== */
@media (max-width: 768px) {

  /* --- Variables réajustées pour le mobile --- */
  :root {
    --header-h: 56px;
    --bp-header-offset: 56px;
  }

  /* --- Body : padding-top calé sur le header mobile --- */
  body {
    padding-top: calc(56px + env(safe-area-inset-top));
  }

  /* --- HEADER (topbar mobile compacte) --- */
  header {
    padding: 8px 14px;
    border-bottom-color: rgba(142, 68, 173, 0.25);
  }
  header .logo-title { gap: 10px; }
  header img {
    width: 36px;
    height: 36px;
    border-width: 1.5px;
    box-shadow: 0 0 4px rgba(142, 68, 173, 0.25);
  }
  header .site-title { font-size: 17px; }

  /* --- NAV : compactée (à masquer côté HTML si menu burger prévu) --- */
  nav.menu {
    gap: 14px;
  }
  nav.menu a {
    font-size: 13px;
    letter-spacing: 0.2px;
    padding-bottom: 2px;
  }
  nav.menu a::after { height: 1.5px; }

  /* --- PAGE ARTICLE : conteneur --- */
  .article-page {
    padding: 16px 0 32px;
  }
  .article-shell {
    width: 100%;
    padding: 0 14px;
    margin: 0;
  }

  /* --- BREADCRUMB --- */
  .breadcrumb {
    font-size: 12px;
    margin-bottom: 12px;
    gap: 6px;
    flex-wrap: wrap;
  }

  /* --- CARTE ARTICLE : style m-card de index.php --- */
  .article-card {
    padding: 16px 14px;
    border-radius: 14px;
    border-color: rgba(142, 68, 173, 0.25);
    background: #131a2a;
    box-shadow: none;
    transition: transform 180ms ease, border-color 180ms ease;
  }
  .article-card::before {
    /* Halos atténués pour rester lisible sur petit écran */
    background:
      radial-gradient(360px 220px at 10% -10%, rgba(108, 92, 231, 0.10), transparent 60%),
      radial-gradient(280px 180px at 110% 120%, rgba(142, 68, 173, 0.10), transparent 60%);
  }

  /* --- META : badge solide façon m-card-cat --- */
  .article-meta {
    gap: 8px;
    margin-bottom: 12px;
  }
  .meta-badge {
    padding: 3px 9px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    border-radius: 6px;
    background: #8E44AD;
    color: #fff;
    border-color: transparent;
  }
  .meta-badge.accent-fill {
    background: #8E44AD; /* aplat, pas de gradient sur mobile */
  }
  .meta-date,
  .meta-read {
    font-size: 11px;
  }

  /* --- TITRE PRINCIPAL (h1 dans la carte) --- */
  .article-card h1,
  .article-card .article-title {
    font-size: 1.5rem;
    line-height: 1.25;
    font-weight: 700;
    margin: 0 0 0.75rem;
  }

  /* --- SOUS-TITRE --- */
  .article-subtitle {
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0 0 1.25rem;
    padding-bottom: 1rem;
  }

  /* --- CORPS DE L'ARTICLE --- */
  .article-body {
    font-size: 0.95rem;
    line-height: 1.65;
    text-align: left; /* Pas de justify : meilleur confort de lecture sur mobile */
  }
  .article-body p {
    margin: 0 0 1rem;
    text-align: left;
  }
  .article-body h2 {
    font-size: 1.2rem;
    line-height: 1.3;
    margin: 1.6rem 0 0.7rem;
  }
  .article-body blockquote {
    margin: 1.2rem 0;
    padding: 0.85rem 1rem;
    border-left-width: 3px;
    border-radius: 0 10px 10px 0;
    font-size: 0.92rem;
  }

  /* --- KEY POINTS : carte plus compacte, alignée sur les cartes du feed --- */
  .key-points {
    margin: 1.5rem 0;
    padding: 1rem;
    border-radius: 12px;
    border-color: rgba(142, 68, 173, 0.25);
    background: rgba(142, 68, 173, 0.06);
  }
  .key-points-title {
    font-size: 0.8rem;
    margin-bottom: 0.7rem;
    letter-spacing: 0.08em;
  }
  .key-points li {
    font-size: 0.9rem;
    line-height: 1.5;
    padding-left: 1rem;
    margin-bottom: 0.5rem;
  }
  .key-points li::before {
    width: 6px;
    height: 6px;
    top: 0.5rem;
    background: #8E44AD; /* aplat, cohérent avec mobile */
  }

  /* --- TAGS : chips compactes --- */
  .article-tags {
    gap: 6px;
    margin-top: 1.75rem;
    padding-top: 1rem;
  }
  .tag {
    padding: 4px 10px;
    font-size: 11.5px;
    border-radius: 999px;
  }
  .tag:active {
    transform: scale(0.96);
    border-color: rgba(142, 68, 173, 0.55);
  }

  /* --- CARTE AUTEUR : style m-card --- */
  .author-card {
    margin-top: 1.25rem;
    padding: 12px;
    gap: 12px;
    border-radius: 12px;
    border-color: rgba(142, 68, 173, 0.25);
    background: #131a2a;
  }
  .author-avatar {
    width: 44px;
    height: 44px;
    font-size: 1rem;
    border-width: 1.5px;
  }
  .author-info strong {
    font-size: 0.9rem;
    margin-bottom: 0.15rem;
  }
  .author-info span {
    font-size: 0.8rem;
    line-height: 1.4;
  }

  /* --- FOOTER --- */
  footer.site-footer {
    padding: 16px 14px;
    font-size: 12px;
  }
  footer.site-footer a { margin: 0 4px; }

  /* --- Effet d'appui type m-card sur les blocs cliquables --- */
  .article-card:active,
  .author-card:active {
    transform: scale(0.995);
    border-color: rgba(142, 68, 173, 0.45);
  }
}

/* --- Très petits écrans (≤ 380 px) --- */
@media (max-width: 380px) {
  .article-shell { padding: 0 10px; }
  .article-card { padding: 14px 12px; }
  .article-card h1,
  .article-card .article-title { font-size: 1.35rem; }
  .article-body { font-size: 0.92rem; }
  .article-body h2 { font-size: 1.1rem; }
  header { padding: 8px 12px; }
  header .site-title { font-size: 16px; }
}