:root{
      --brand:#2f6fb0; --brand-600:#4e8bc3; --ink:#0B1220; --muted:#475569; --line:#E5E7EB;
      --bg:#fff; --radius:16px; --mx:22px; --dark:#0f172a;
    }
    *{box-sizing:border-box}
    body{margin:0;font-family:'Inter',system-ui,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;height:auto;display:block}
    .wrap{max-width:1180px;margin:0 auto;padding:0 var(--mx)}

    /* Header */
    header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line)}
    nav{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
    .nav-links{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
    .nav-links a{padding:8px 10px;border-radius:10px;font-weight:600}
    .nav-links a:hover{background:#F8FAFC}
    .cta-top{height:40px;display:inline-flex;align-items:center;gap:8px;padding:0 14px;border-radius:10px;font-weight:800;background:var(--brand);color:#fff;border:2px solid var(--brand)}

    /* Breadcrumb – clean, acessível, responsivo */
    .crumbs{--sep: "›"; --bg:#F8FAFC; --ink:#475569; --line:#E5E7EB;
      display:flex; gap:8px; align-items:center; flex-wrap:wrap;
      font-size:14px; color:var(--ink); padding:10px 0}
    .crumbs ol{margin:0; padding:6px 10px; list-style:none; display:flex; gap:8px; align-items:center;
      border:1px solid var(--line); border-radius:999px; background:var(--bg)}
    .crumbs li{display:flex; align-items:center; gap:8px; min-width:0}
    .crumbs li+li::before{content: var(--sep); opacity:.55}
    .crumbs a{font-weight:700; color:#0B1220}
    .crumbs a:hover{text-decoration:underline}
    .crumbs .current{color:#0B1220; font-weight:800; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:54vw}
    .crumbs .back{display:inline-flex; align-items:center; gap:6px; font-weight:800; color:#2f6fb0}
    .crumbs .back:hover{text-decoration:underline}
    @media (max-width:640px){
      /* Esconde o miolo no mobile: fica Blog › Título */
      .crumbs li:nth-child(2){display:none}
      .crumbs .current{max-width:66vw}
    }

    /* Hero */
    .hero{padding:18px 0 8px}
    .meta-top{display:flex;gap:10px;flex-wrap:wrap;color:#64748B;margin:6px 0 0}
    h1{font-size:clamp(28px,5.4vw,44px);line-height:1.08;margin:.2rem 0 .2rem}
    .hero-img{border-radius:18px;border:1px solid var(--line);overflow:hidden;margin-top:14px}
    .hero-img img{width:100%;height:auto;max-height:680px;object-fit:contain;background:#f8fafc}

    /* Body layout */
    .content{display:grid;gap:20px;padding:24px 0}


    /* Article */
    article{border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:0 10px 24px rgba(2,6,23,.05)}
    .pad{padding:18px}
    article h2{font-size:26px;margin:18px 0 6px}
    article h3{font-size:20px;margin:16px 0 6px}
    article p{color:#334155;line-height:1.7}
    article ul{padding-left:18px}
    .note{background:#F8FAFC;border:1px dashed #CBD5E1;border-radius:12px;padding:12px;margin:12px 0}

    /* TOC (sem título “Neste artigo”) */
    aside#toc{position:sticky;top:80px;align-self:start}
    .toc-card{border:1px solid var(--line);border-radius:14px;background:#fff}
    .toc{max-height:50vh;overflow:auto;padding:12px 14px}
    .toc a{display:block;padding:8px;border-radius:10px;color:#334155;font-weight:600;font-size:14px}
    .toc a.active{background:#EEF6FF;border:1px solid #CCE1FF}

    /* Share + tags */
    .share{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0}
    .btn{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 14px;border-radius:10px;border:1px solid var(--line);font-weight:800;background:#fff}
    .btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}
    .tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
    .tag{border:1px solid #e5e7eb;background:#F8FAFC;border-radius:999px;padding:4px 10px;font-weight:700;font-size:12.5px;color:#475569}

    /* Prev/Next + Relacionados */
    .nav-posts{display:grid;gap:12px;margin-top:18px}
    @media(min-width:800px){.nav-posts{grid-template-columns:1fr 1fr}}
    .mini{border:1px solid var(--line);border-radius:14px;padding:14px;background:#fff}
    .related{display:grid;gap:14px;margin-top:8px}
    @media(min-width:900px){.related{grid-template-columns:repeat(3,1fr)}}
    .rel{border:1px solid var(--line);border-radius:14px;padding:12px;background:#fff}