:root{
  --bg:#0b132b;
  --fg:#e8eaed;
  --muted:#9aa0a6;
  --accent:#4fd1c5;
}

/* ===== Reset básico ===== */
*{ box-sizing:border-box; }
html,body{
  margin:0; padding:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;
  background:#fff; color:#111;
}

/* ===== CABEÇALHO ===== */
/* Deixa o header sem fundo e sem “altura” extra */
header{
  background:transparent;          /* <<< sem tarja preta no header */
  color:var(--fg);
  padding:0;                       /* remove preenchimento que aumentava a tarja */
  display:flex;
  flex-direction:column;
  align-items:center;
}

/* Container do header sem padding extra */
header .container{
  max-width:980px;
  width:100%;
  margin:0 auto;
  padding:0;
}

/* Logo centralizado; altura controlada */
.site-logo{
  display:block;
  height:72px;                     /* ajuste fino: 64–100px conforme quiser */
  width:auto;
  margin:12px auto;                /* espaço pequeno acima/abaixo */
  object-fit:contain;
}
@media (max-width:640px){
  .site-logo{ height:60px; }
}

/* ===== TARJA PRETA APENAS NO MENU ===== */
header nav{
  background:var(--bg);            /* <<< a tarja preta agora fica só no nav */
  padding:8px 16px;                /* altura baixinha */
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  width:100%;
}
header nav a{
  color:var(--fg);
  text-decoration:none;
  font-weight:600;
}
header nav a:hover{ text-decoration:underline; }

/* ===== Layout geral ===== */
.container{ max-width:980px; margin:0 auto; padding:24px 16px; }

.hero{ padding:32px 0; }
.hero h1{ margin:0 0 8px 0; font-size:32px; }
.hero p{ margin:0; color:#444; }

.cta{
  margin-top:16px;
  display:inline-block;
  padding:10px 16px;
  border:1px solid var(--bg);
  border-radius:8px;
  text-decoration:none;
  color:var(--bg);
  font-weight:600;
}

section h2{ margin-top:32px; }
.card{ border:1px solid #e5e7eb; border-radius:12px; padding:16px; margin:12px 0; }

ul{ padding-left:18px; }
small.muted{ color:#666; }
kbd{ background:#f3f4f6; border:1px solid #e5e7eb; border-radius:6px; padding:1px 6px; }
code{ background:#f6f8fa; border:1px solid #e5e7eb; border-radius:6px; padding:2px 6px; }

table{ width:100%; border-collapse:collapse; }
th,td{ border:1px solid #e5e7eb; padding:8px; text-align:left; }

.badge{
  display:inline-block;
  background:#eef2ff;
  color:#3730a3;
  font-weight:600;
  border-radius:999px;
  padding:4px 10px;
  font-size:12px;
  margin-left:8px;
}

/* ===== RODAPÉ ===== */
footer{
  border-top:1px solid #e5e7eb;
  padding:16px;
  color:#555;
}

/* Alinha CNPJ e copyright à direita, um abaixo do outro */
footer .container{
  display:flex;
  flex-direction:column;
  align-items:flex-end;      /* borda direita */
  gap:4px;
}

/* Mesma tipografia para as duas linhas */
.footer-legal,      /* CNPJ */
.footer-copy{       /* © 2025 3G Brasil — 3g-brasil.com */
  font-size:12px;
  line-height:1.4;
  color:#667085;
  text-align:right;
  margin:0;
  padding:0;
}
/* ==== Hard cap do logo em todas as páginas ==== */
header .site-logo{
  height: 72px !important;     /* ajuste fino (64–100px) */
  max-height: 72px !important;
  width: auto;
  margin: 8px auto !important; /* pouco respiro */
  object-fit: contain;
}

/* Garante cabeçalho baixo */
header{
  padding: 0 !important;
}