/* ══════════════════════════════════════════════════════
   RBQC — blog/index.html (Index Blogue)
   ─────────────────────────────────────────────────────
   Sections :
     1. Hero
     2. Articles grid (articles-grid, article-card, article-card.featured)
     3. Article card — contenu (article-category, article-title, article-excerpt)
     4. CTA section
     5. @media ≤ 768px
     6. @media ≤ 480px
   ══════════════════════════════════════════════════════ */

    .hero {
      min-height: 40dvh;
      display: flex; flex-direction: column;
      justify-content: flex-end;
      padding: 140px 64px 72px;
      position: relative; overflow: hidden;
      background: var(--dark);
    }
    .hero::before {
      content: '';
      position: absolute; top: -10%; left: 50%;
      transform: translateX(-55%);
      width: 700px; height: 120%;
      background: radial-gradient(ellipse 45% 65% at 50% -5%, rgba(245,196,0,0.13) 0%, transparent 70%);
      pointer-events: none;
    }
    .hero-eyebrow {
      font-size: 0.7rem; font-weight: 500;
      letter-spacing: 0.3em; text-transform: uppercase;
      color: rgba(255,255,255,0.3); margin-bottom: 20px;
      display: flex; align-items: center; gap: 14px;
      opacity: 0; animation: fadeUp 0.7s ease 0.2s forwards;
      position: relative; z-index: 1;
    }
    .hero-eyebrow::before {
      content: ''; width: 20px; height: 2px;
      background: var(--mustard); display: block; flex-shrink: 0;
    }
    .hero-title {
      font-family: 'Big Shoulders Display', sans-serif;
      font-weight: 900; font-size: clamp(3rem, 8vw, 8rem);
      text-transform: uppercase; line-height: 0.88;
      letter-spacing: -0.02em; color: white;
      opacity: 0; animation: fadeUp 0.7s ease 0.35s forwards;
      margin-bottom: 20px; position: relative; z-index: 1;
    }
    .hero-title em { color: var(--amber); font-style: normal; }
    .hero-sub {
      font-size: clamp(1rem, 1.8vw, 1.15rem);
      color: rgba(255,255,255,0.5); line-height: 1.7; max-width: 520px;
      opacity: 0; animation: fadeUp 0.7s ease 0.5s forwards;
      position: relative; z-index: 1;
    }

    /* Articles grid */
    .articles { background: var(--surface); }
    .articles h2 {
      font-family: 'Big Shoulders Display', sans-serif;
      font-weight: 900; font-size: clamp(2rem, 4vw, 4rem);
      text-transform: uppercase; line-height: 0.9;
      letter-spacing: -0.02em; margin-bottom: 56px;
    }
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 2px; background: var(--border);
      border: 1px solid var(--border);
    }
    .article-card {
      background: var(--card); padding: 48px 40px;
      display: flex; flex-direction: column;
      border-top: 3px solid transparent;
      transition: border-color 0.3s, background 0.3s;
      text-decoration: none;
    }
    .article-card:hover { border-top-color: var(--red); background: var(--paper); }
    .article-card.featured {
      grid-column: span 2;
      background: var(--dark);
      border-top-color: var(--mustard);
      flex-direction: row; gap: 48px; align-items: center;
    }
    .article-card.featured:hover { background: var(--ink); }
    .article-card-content { flex: 1; }
    .article-card-badge {
      display: inline-block;
      font-size: 0.58rem; font-weight: 600;
      letter-spacing: 0.2em; text-transform: uppercase;
      background: var(--red); color: white;
      padding: 4px 10px; margin-bottom: 20px;
    }
    .article-card.featured .article-card-badge { background: var(--mustard); color: var(--dark); }
    .article-card-category {
      font-size: 0.6rem; font-weight: 600;
      letter-spacing: 0.22em; text-transform: uppercase;
      color: var(--muted); margin-bottom: 12px; display: block;
    }
    .article-card.featured .article-card-category { color: rgba(255,255,255,0.3); }
    .article-card-title {
      font-family: 'Big Shoulders Display', sans-serif;
      font-weight: 700; font-size: clamp(1.3rem, 2.5vw, 2rem);
      text-transform: uppercase; color: var(--dark);
      line-height: 1.05; letter-spacing: -0.01em; margin-bottom: 16px;
    }
    .article-card.featured .article-card-title { color: white; font-size: clamp(1.5rem, 3vw, 2.5rem); }
    .article-card-desc {
      font-size: 0.88rem; color: var(--muted);
      line-height: 1.75; margin-bottom: 24px; flex: 1;
    }
    .article-card.featured .article-card-desc { color: rgba(255,255,255,0.45); }
    .article-card-meta {
      display: flex; align-items: center; gap: 16px;
      font-size: 0.68rem; font-weight: 500;
      letter-spacing: 0.12em; text-transform: uppercase;
      color: var(--muted);
    }
    .article-card.featured .article-card-meta { color: rgba(255,255,255,0.25); }
    .article-card-cta {
      display: inline-flex; align-items: center; gap: 8px;
      font-family: 'Big Shoulders Display', sans-serif;
      font-weight: 700; font-size: 0.9rem;
      text-transform: uppercase; color: var(--red);
      margin-top: 20px; transition: gap 0.2s;
    }
    .article-card:hover .article-card-cta { gap: 14px; }
    .article-card.featured .article-card-cta { color: var(--amber); }

    /* Coming soon card */
    .article-card.soon {
      opacity: 0.5; cursor: default;
      border-style: dashed;
    }
    .article-card.soon:hover { border-top-color: transparent; background: var(--card); }
    .soon-label {
      font-family: 'Big Shoulders Display', sans-serif;
      font-weight: 700; font-size: 1.1rem;
      text-transform: uppercase; color: var(--muted);
      margin-top: auto;
    }

    /* Newsletter */
    .newsletter { background: var(--paper); border-top: 1px solid var(--border); }
    .newsletter h2 {
      font-family: 'Big Shoulders Display', sans-serif;
      font-weight: 900; font-size: clamp(2rem, 4vw, 4rem);
      text-transform: uppercase; line-height: 0.9;
      letter-spacing: -0.02em; margin-bottom: 16px;
    }
    .newsletter-sub { font-size: 0.95rem; color: var(--muted); line-height: 1.7; margin-bottom: 36px; max-width: 500px; }

    @media (max-width: 768px) {
      .hero { padding: 96px 24px 52px; }
      .articles-grid { grid-template-columns: 1fr; }
      .article-card { padding: 36px 24px; }
      .article-card.featured { grid-column: span 1; flex-direction: column; gap: 32px; }
      .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
    }
    @media (max-width: 480px) {
      .hero { padding: 80px 20px 44px; }
      .article-card { padding: 28px 20px; }
    }