@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800&display=swap');
/* Blog StarFibra — MESMA identidade do site principal */
:root{
  --navy:#0b2a45; --navy-2:#0e3a63; --blue:#1483c7; --blue-d:#0b6bb0; --orange:#f28c1d;
  --ink:#14243a; --muted:#5b6b7e; --line:#e5ebf1; --bg:#f6f9fc; --card:#fff;
  --wrap:760px;
}
*{box-sizing:border-box}
/* tipografia do blog fica SÓ no conteúdo (.bl-wrap) — NÃO vaza pro header/footer do tema */
body{margin:0;background:var(--bg)}
.bl-article img,.bl-wrap img{max-width:100%;height:auto}
.bl-wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px;color:var(--ink);
  font-family:"Nunito","Open Sans",-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
.bl-wrap a{color:var(--blue-d);text-decoration:none}
/* header — IGUAL ao site principal: barra branca, logo navy, nav CAIXA ALTA, pill navy */
.bl-head{background:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 14px rgba(11,42,69,.10)}
.bl-head__in{display:flex;align-items:center;gap:22px;max-width:1200px;margin:0 auto;padding:8px 22px}
.bl-logo img{display:block;width:150px}
.bl-nav{display:flex;gap:22px;margin-left:auto;flex-wrap:wrap;align-items:center}
.bl-nav a{color:var(--navy);font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.02em}
.bl-nav a:hover,.bl-nav a.is-active{color:var(--blue)}
.bl-cta-btn{background:var(--navy);color:#fff;font-weight:700;padding:11px 20px;border-radius:999px;font-size:13px;white-space:nowrap}
.bl-cta-btn:hover{background:var(--navy-2);color:#fff}
/* hero (índice) */
.bl-hero{padding:48px 0 26px;text-align:center}
.bl-hero h1{font-size:clamp(28px,5vw,40px);line-height:1.12;margin:12px 0 8px;color:var(--navy);letter-spacing:-.02em}
.bl-hero p{color:var(--muted);font-size:19px;margin:0}
.bl-chip{display:inline-block;background:#e8f3fb;color:var(--blue-d);font-weight:800;font-size:12px;
  text-transform:uppercase;letter-spacing:.06em;padding:5px 12px;border-radius:999px}
/* grid índice — 4 cards por linha (container largo, fora do .bl-wrap de 760px) */
.bl-gridwrap{max-width:1200px;margin:0 auto;padding:0 20px}
.bl-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding:14px 0 50px}
.bl-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px 22px;
  display:flex;flex-direction:column;gap:8px;transition:transform .15s,box-shadow .15s}
.bl-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(11,42,69,.12)}
.bl-card h2{font-size:20px;margin:6px 0 0;color:var(--navy);line-height:1.25}
.bl-card p{color:var(--muted);font-size:15px;margin:0;flex:1}
.bl-card__more{color:var(--blue-d);font-weight:700;font-size:14px}
/* artigo */
.bl-article{padding:30px 20px 10px}
.bl-crumb{font-size:13px;color:var(--muted);margin-bottom:16px}
.bl-crumb a{color:var(--muted)} .bl-crumb span{color:var(--ink)}
.bl-article h1{font-size:clamp(28px,5vw,42px);line-height:1.14;letter-spacing:-.02em;color:var(--navy);margin:14px 0 10px}
.bl-dek{font-size:20px;color:var(--muted);line-height:1.5;margin:0 0 10px}
.bl-meta{font-size:14px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:26px}
.bl-body{font-size:17.5px}
.bl-body h2{font-size:26px;color:var(--navy);margin:36px 0 10px;line-height:1.25;letter-spacing:-.01em}
.bl-body h3{font-size:20px;color:var(--navy);margin:26px 0 8px}
.bl-body p{margin:0 0 16px}
.bl-body ul{margin:0 0 18px;padding-left:22px}.bl-body li{margin:0 0 8px}
.bl-body a{color:var(--blue-d);font-weight:600;border-bottom:1px solid rgba(20,131,199,.35)}
.bl-body strong{color:var(--ink)}
/* faq */
.bl-faq{margin:40px 0;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px 26px 10px}
.bl-faq>h2{font-size:23px;color:var(--navy);margin:0 0 14px}
.bl-faq__q{border-top:1px solid var(--line);padding:16px 0}
.bl-faq__q h3{font-size:17px;margin:0 0 6px;color:var(--ink)}
.bl-faq__q p{margin:0;color:var(--muted);font-size:16px}
/* cta */
.bl-cta{margin:42px 0;background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;border-radius:18px;padding:34px 30px;text-align:center}
.bl-cta h2{margin:0 0 8px;font-size:26px}
.bl-cta p{margin:0 0 20px;color:#cfe6f6;font-size:17px}
.bl-cta__btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn-primary{background:var(--orange);color:#fff;font-weight:800;padding:13px 26px;border-radius:999px}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;font-weight:700;padding:13px 26px;border-radius:999px;border:1px solid rgba(255,255,255,.3)}
/* relacionados */
.bl-rel{margin:44px 0}
.bl-rel>h2{font-size:22px;color:var(--navy);margin:0 0 14px}
.bl-rel__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.bl-rel__card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:8px}
.bl-rel__card:hover{border-color:var(--blue)}
.bl-rel__card strong{color:var(--navy);font-size:15px;line-height:1.3}
/* footer — IGUAL ao site: navy + logo3 central + social + ANATEL + barra azul */
.bl-foot{background:var(--navy);color:#bcd2e6;margin-top:48px;font-size:14px;position:relative;overflow:hidden}
.bl-foot__in{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;padding:40px 20px 30px;max-width:1080px;margin:0 auto}
.bl-foot__logo{width:200px;margin-bottom:2px}
.bl-foot__soc-t{margin:0;color:#dbe8f4;font-size:15px}
.bl-foot__soc{list-style:none;display:flex;gap:12px;justify-content:center;margin:2px 0 6px;padding:0}
.bl-foot__soc a{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--blue);color:#fff;transition:transform .15s}
.bl-foot__soc a:hover{transform:translateY(-2px)}
.bl-foot__soc svg{width:22px;height:22px;fill:#fff}
.bl-foot__anatel{width:200px;background:#fff;border-radius:4px;padding:4px}
.bl-foot__copy{background:var(--blue);color:#eaf6ff;text-align:center;padding:14px 20px;font-size:13.5px}
.bl-foot a{color:#dbe8f4}
@media (max-width:1000px){ .bl-grid{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:760px){
  .bl-rel__grid{grid-template-columns:1fr}
  .bl-nav{gap:12px}
  .bl-nav a{font-size:12px}
}
@media (max-width:560px){ .bl-grid{grid-template-columns:1fr} }
@media (max-width:520px){ .bl-nav{display:none} }