/* ============================================
       VARIABLES
       ============================================ */
    :root {
      --accent: #a855f7;
      --accent-light: #c084fc;
      --accent-dark: #7c3aed;
      --accent-glow: rgba(168, 85, 247, 0.35);
      --accent-soft: rgba(168, 85, 247, 0.12);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --radius-xl: 32px;
      --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    body.night {
      --bg: #0d0d14;
      --bg-secondary: #13131f;
      --bg-card: rgba(255, 255, 255, 0.04);
      --bg-card-hover: rgba(255, 255, 255, 0.08);
      --border: rgba(255, 255, 255, 0.1);
      --border-accent: rgba(168, 85, 247, 0.4);
      --text: #f0f0ff;
      --text-muted: rgba(240, 240, 255, 0.5);
      --header-bg: rgba(13, 13, 20, 0.85);
      --shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
    }

    body.day {
      --bg: #f5f3ff;
      --bg-secondary: #ede9fe;
      --bg-card: rgba(255, 255, 255, 0.7);
      --bg-card-hover: rgba(255, 255, 255, 0.95);
      --border: rgba(109, 40, 217, 0.15);
      --border-accent: rgba(168, 85, 247, 0.5);
      --text: #1a0533;
      --text-muted: rgba(26, 5, 51, 0.5);
      --header-bg: rgba(245, 243, 255, 0.85);
      --shadow: 0 8px 40px rgba(124, 58, 237, 0.12);
    }

    /* ============================================
       SECTION BLOG
       ============================================ */
    #blog {
      padding: 120px 60px 80px;
      min-height: 100vh;
    }

    .blog-header {
      text-align: center;
      margin-bottom: 60px;
    }

    .blog-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: var(--accent-soft);
      border: 1px solid var(--border-accent);
      color: var(--accent-light);
      font-size: 0.72rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      padding: 5px 14px;
      border-radius: 100px;
      margin-bottom: 20px;
    }

    .blog-title {
      font-family: 'Syne', sans-serif;
      font-size: clamp(2rem, 5vw, 3.2rem);
      font-weight: 800;
      background: linear-gradient(135deg, var(--text) 30%, var(--accent-light));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: -0.01em;
      margin-bottom: 12px;
    }

    .blog-title::after {
      content: '';
      display: block;
      width: 48px;
      height: 3px;
      border-radius: 3px;
      margin: 14px auto 0;
      background: linear-gradient(90deg, var(--accent), var(--accent-light));
      transition: width 0.4s;
    }

    .blog-title:hover::after { width: 96px; }

    .blog-subtitle {
      color: var(--text-muted);
      font-size: 1rem;
      margin-top: 16px;
    }

    /* Compteur d'articles */
    .articles-count {
      color: var(--text-muted);
      font-size: 0.82rem;
      font-weight: 500;
      letter-spacing: 0.05em;
      margin-top: 8px;
    }

    .articles-count span {
      color: var(--accent-light);
      font-weight: 700;
    }

    /* ============================================
       GRILLE D'ARTICLES
       ============================================ */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
      gap: 28px;
      max-width: 1200px;
      margin: 0 auto;
    }

    /* ============================================
       CARTE ARTICLE
       ============================================ */
    .article-card {
      background: var(--bg-card);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid var(--border);
      border-radius: var(--radius-xl);
      padding: 0;
      box-shadow: var(--shadow);
      transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      cursor: pointer;
    }

    .article-card:hover {
      border-color: var(--border-accent);
      box-shadow: var(--shadow), 0 0 36px var(--accent-glow);
      transform: translateY(-5px);
    }

    /* En-tête de la carte */
    .card-header {
      padding: 24px 28px 18px;
      border-bottom: 1px solid var(--border);
      position: relative;
      overflow: hidden;
    }

    .card-header::before {
      content: '';
      position: absolute;
      top: -40px;
      right: -40px;
      width: 120px;
      height: 120px;
      background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
      pointer-events: none;
    }

    /* Date */
    .article-date {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.72rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--accent-light);
      background: var(--accent-soft);
      border: 1px solid var(--border-accent);
      padding: 4px 12px;
      border-radius: 100px;
      margin-bottom: 14px;
    }

    /* Titre de l'article */
    .article-titre {
      font-family: 'Syne', sans-serif;
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text);
      line-height: 1.4;
      margin: 0;
      transition: color var(--transition);
    }

    .article-card:hover .article-titre {
      color: var(--accent-light);
    }

    /* Corps de la carte */
    .card-body {
      padding: 20px 28px;
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    /* Contenu (extrait) */
    .article-contenu {
      font-size: 0.92rem;
      line-height: 1.75;
      color: var(--text-muted);
      display: -webkit-box;
      -webkit-line-clamp: 4;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    /* Section impact métier */
    .impact-block {
      background: var(--accent-soft);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-md);
      padding: 14px 16px;
    }

    .impact-label {
      font-size: 0.68rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--accent-light);
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .article-impact {
      font-size: 0.85rem;
      line-height: 1.6;
      color: var(--text-muted);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    /* Pied de carte */
    .card-footer {
      padding: 16px 28px;
      border-top: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    /* Source */
    .article-source {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 0.78rem;
      color: var(--text-muted);
      text-decoration: none;
      border-bottom: 1px solid transparent;
      transition: color var(--transition), border-color var(--transition);
      overflow: hidden;
      max-width: 55%;
      white-space: nowrap;
      text-overflow: ellipsis;
    }

    .article-source:hover {
      color: var(--accent-light);
      border-color: var(--border-accent);
    }

    .source-icon {
      flex-shrink: 0;
      width: 14px;
      height: 14px;
      color: var(--accent-light);
    }

    /* Bouton lire */
    .btn-lire {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 18px;
      border: none;
      border-radius: 100px;
      background: linear-gradient(135deg, var(--accent-dark), var(--accent));
      color: #fff;
      font-size: 0.78rem;
      font-weight: 700;
      font-family: 'Space Grotesk', sans-serif;
      cursor: pointer;
      text-decoration: none;
      transition: all var(--transition);
      letter-spacing: 0.04em;
      white-space: nowrap;
    }

    .btn-lire:hover {
      box-shadow: 0 4px 18px var(--accent-glow);
      transform: translateY(-1px);
    }

    /* Barre décorative bas de carte */
    .card-underline {
      height: 2px;
      width: 0;
      background: linear-gradient(90deg, var(--accent-dark), var(--accent-light));
      border-radius: 0 0 var(--radius-xl) var(--radius-xl);
      transition: width 0.4s ease;
    }

    .article-card:hover .card-underline {
      width: 100%;
    }

    /* ============================================
       ÉTAT VIDE
       ============================================ */
    .empty-state {
      text-align: center;
      padding: 80px 20px;
      color: var(--text-muted);
      grid-column: 1 / -1;
    }

    .empty-state svg {
      width: 64px;
      height: 64px;
      margin: 0 auto 20px;
      opacity: 0.3;
    }

    .empty-state p {
      font-size: 1rem;
    }

    /* ============================================
       MODAL ARTICLE COMPLET
       ============================================ */
    .article-modal {
      display: none;
      position: fixed;
      z-index: 2000;
      inset: 0;
      background: rgba(0, 0, 0, 0.7);
      backdrop-filter: blur(8px);
      animation: fadeIn 0.2s ease;
      overflow-y: auto;
      padding: 40px 20px;
    }

    @keyframes fadeIn {
      from { opacity: 0; }
      to   { opacity: 1; }
    }

    .modal-inner {
      background: var(--bg-secondary);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-xl);
      max-width: 760px;
      margin: 0 auto;
      overflow: hidden;
      box-shadow: var(--shadow), 0 0 80px var(--accent-glow);
      animation: slideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    }

    @keyframes slideUp {
      from { opacity: 0; transform: translateY(40px) scale(0.97); }
      to   { opacity: 1; transform: translateY(0) scale(1); }
    }

    .modal-header {
      padding: 32px 36px 24px;
      border-bottom: 1px solid var(--border);
      position: relative;
    }

    .modal-close {
      position: absolute;
      top: 20px;
      right: 24px;
      background: var(--accent-soft);
      border: 1px solid var(--border-accent);
      color: var(--text-muted);
      width: 36px;
      height: 36px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      font-size: 18px;
      line-height: 1;
      transition: all var(--transition);
    }

    .modal-close:hover {
      color: var(--accent);
      transform: rotate(90deg);
      border-color: var(--accent);
    }

    .modal-date {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.72rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--accent-light);
      background: var(--accent-soft);
      border: 1px solid var(--border-accent);
      padding: 4px 12px;
      border-radius: 100px;
      margin-bottom: 14px;
    }

    .modal-titre {
      font-family: 'Syne', sans-serif;
      font-size: clamp(1.3rem, 3vw, 1.8rem);
      font-weight: 800;
      color: var(--text);
      line-height: 1.3;
      padding-right: 40px;
    }

    .modal-body {
      padding: 28px 36px;
      display: flex;
      flex-direction: column;
      gap: 28px;
    }

    .modal-section-label {
      font-size: 0.7rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--accent-light);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .modal-section-label::after {
      content: '';
      flex: 1;
      height: 1px;
      background: var(--border-accent);
    }

    .modal-contenu {
      font-size: 0.96rem;
      line-height: 1.85;
      color: var(--text);
      white-space: pre-line;
    }

    .modal-impact {
      background: var(--accent-soft);
      border: 1px solid var(--border-accent);
      border-radius: var(--radius-lg);
      padding: 20px 22px;
    }

    .modal-impact p {
      font-size: 0.93rem;
      line-height: 1.75;
      color: var(--text-muted);
    }

    .modal-source {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--accent-light);
      text-decoration: none;
      border-bottom: 1px solid var(--border-accent);
      padding-bottom: 2px;
      transition: color var(--transition);
      width: fit-content;
    }

    .modal-source:hover {
      color: var(--accent);
    }

    /* ============================================
       RESPONSIVE
       ============================================ */
    @media (max-width: 768px) {
      #blog { padding: 90px 20px 60px; }
      .articles-grid { grid-template-columns: 1fr; }
      .modal-header, .modal-body { padding: 22px 20px; }
    }