/* ============================================================
   site.css — página pública de apresentação (index.html)
   Separada do estilo do sistema: carrega rápido e não depende dele.
   Mesmas cores do sistema (marca azul, fundo claro).
   ============================================================ */
:root{
  --tinta:#1f2933; --tinta-2:#52606d; --tinta-3:#7b8794;
  --papel:#f5f7fa; --card:#fff; --borda:#e1e6eb;
  --marca:#2457a0; --marca-2:#1d4885; --marca-clara:#eef3fa;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; font-family:"Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; color:var(--tinta);
  background:var(--card); line-height:1.55; font-size:16px}
a{color:var(--marca)}
.largura{max-width:1080px; margin:0 auto; padding:0 20px}
.estreita{max-width:780px}
.mut{color:var(--tinta-3)}

/* topo */
.topo-site{position:sticky; top:0; z-index:10; background:rgba(255,255,255,.96); border-bottom:1px solid var(--borda);
  backdrop-filter:saturate(1.4) blur(6px)}
.topo-site .largura{display:flex; align-items:center; gap:16px; min-height:60px; flex-wrap:wrap}
.marca-site{font-weight:700; font-size:18px; color:var(--marca); text-decoration:none; display:flex; gap:8px; align-items:center}
.topo-site nav{margin-left:auto; display:flex; gap:18px; align-items:center; flex-wrap:wrap}
.topo-site nav a{text-decoration:none; color:var(--tinta-2); font-size:14.5px}
.topo-site nav a:hover{color:var(--marca)}

/* botões */
.botao{display:inline-block; padding:11px 20px; border-radius:8px; background:var(--marca); color:#fff !important;
  text-decoration:none; font-weight:600; font-size:15px; border:1px solid var(--marca)}
.botao:hover{background:var(--marca-2)}
.botao.claro{background:#fff; color:var(--marca) !important}
.botao.claro:hover{background:var(--marca-clara)}
.topo-site nav .botao{padding:7px 14px; font-size:14px}
.botao.branco{background:#fff; color:var(--marca) !important; border-color:#fff}

/* abertura */
.abertura{background:linear-gradient(160deg,#eef3fa 0%,#f8fafc 70%); padding:72px 0 64px; border-bottom:1px solid var(--borda)}
.selo-testes{display:inline-block; margin:0 0 14px; padding:4px 12px; border-radius:20px; background:#fff;
  border:1px solid #d5e2f4; color:var(--marca); font-size:13px; font-weight:600}
.abertura h1{font-size:clamp(28px, 4.2vw, 44px); line-height:1.15; margin:0 0 16px; max-width:820px; letter-spacing:-.5px}
.abertura .sub{font-size:clamp(16px, 1.8vw, 19px); color:var(--tinta-2); max-width:760px; margin:0 0 26px}
.acoes{display:flex; gap:12px; flex-wrap:wrap}

/* blocos */
.bloco{padding:64px 0}
.claro-fundo{background:var(--papel); border-top:1px solid var(--borda); border-bottom:1px solid var(--borda)}
.bloco h2{font-size:clamp(24px, 3vw, 30px); margin:0 0 26px; letter-spacing:-.3px}
.grade-recursos{display:grid; grid-template-columns:repeat(auto-fill, minmax(240px, 1fr)); gap:16px}
.grade-recursos article{border:1px solid var(--borda); border-radius:12px; padding:18px; background:#fff}
.grade-recursos h3{font-size:16.5px; margin:0 0 8px; color:var(--marca)}
.grade-recursos p{margin:0; color:var(--tinta-2); font-size:14.5px}

.passos-site{counter-reset:passo; list-style:none; padding:0; margin:0; display:grid; gap:14px; max-width:820px}
.passos-site li{counter-increment:passo; position:relative; padding:14px 16px 14px 60px; background:#fff;
  border:1px solid var(--borda); border-radius:12px; color:var(--tinta-2)}
.passos-site li b{color:var(--tinta)}
.passos-site li::before{content:counter(passo); position:absolute; left:16px; top:12px; width:30px; height:30px;
  border-radius:50%; background:var(--marca); color:#fff; font-weight:700; display:grid; place-items:center}

details{border:1px solid var(--borda); border-radius:10px; padding:14px 18px; margin-bottom:10px; background:#fff}
summary{cursor:pointer; font-weight:600}
details p{margin:10px 0 0; color:var(--tinta-2)}

.chamada{background:var(--marca); color:#fff; padding:56px 0; text-align:center}
.chamada h2{margin:0 0 8px; font-size:clamp(22px, 3vw, 28px)}
.chamada p{margin:0 0 22px; opacity:.9}

.rodape-site{padding:28px 0; font-size:14px; border-top:1px solid var(--borda)}
.rodape-site p{margin:4px 0}

@media (max-width:640px){
  .topo-site nav a:not(.botao){display:none}
  .abertura{padding:48px 0 44px}
  .bloco{padding:44px 0}
}