/* ================================================================
   Site público - Provedor de Internet
   ================================================================ */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --primary:#e10600;        /* Vermelho principal */
  --primary-dark:#a30400;   /* Vermelho escuro (hover) */
  --accent:#e10600;         /* Acento = mesmo vermelho */
  --dark:#0a0a0a;           /* Preto */
  --gray:#5a5a5a;
  --light:#f5f5f5;          /* Off-white */
  --border:#e5e5e5;
}
html,body{font-family:'Segoe UI',Roboto,system-ui,sans-serif;color:var(--dark);background:#fff;line-height:1.55}
a{color:var(--primary);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 20px}

/* Top bar */
.topbar{background:#fff;border-bottom:2px solid var(--primary);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.topbar-inner{display:flex;align-items:center;gap:24px;padding:14px 20px}
.logo{font-weight:800;font-size:22px;color:var(--primary)}
.menu{display:flex;gap:22px;margin-left:auto}
.menu a{color:var(--dark);font-weight:500;padding:6px 2px;border-bottom:2px solid transparent}
.menu a:hover,.menu a.ativo{color:var(--primary);border-color:var(--primary)}

/* Botões */
.btn{display:inline-block;padding:11px 22px;border-radius:8px;font-weight:600;border:none;cursor:pointer;transition:.2s;text-align:center}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-ghost{background:transparent;color:#fff;border:2px solid #fff}
.btn-ghost:hover{background:rgba(255,255,255,.15)}
.btn-light{background:#fff;color:var(--primary)}
.btn-whats{background:var(--dark);color:#fff;padding:9px 16px;font-size:14px}
.btn-whats:hover{background:#1a1a1a}
.btn-block{width:100%;display:block;margin-top:14px}

/* Hero */
.hero{background:linear-gradient(135deg,#0a0a0a 0%,#1a1a1a 50%,#e10600 100%);color:#fff;padding:80px 0}
.hero-inner{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.hero h1{font-size:46px;line-height:1.15;margin-bottom:18px}
.hero p{font-size:18px;opacity:.92;margin-bottom:28px;max-width:520px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-art{display:flex;justify-content:center}
.speedometer{width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,#ffffff22 0%,transparent 70%),conic-gradient(#e10600 0 75%,#ffffff22 75% 100%);display:flex;flex-direction:column;justify-content:center;align-items:center;border:4px solid #ffffff33;box-shadow:0 0 60px #e1060066}
.speed-num{font-size:56px;font-weight:800}
.speed-unit{font-size:18px;letter-spacing:2px;opacity:.9}

/* Page hero (interna) */
.page-hero{background:linear-gradient(135deg,#0a0a0a,#e10600);color:#fff;padding:60px 0;text-align:center}
.page-hero h1{font-size:38px;margin-bottom:10px}

/* Sections */
.section{padding:70px 0}
.bg-light{background:var(--light)}
.section-title{text-align:center;font-size:32px;margin-bottom:8px}
.section-sub{text-align:center;color:var(--gray);margin-bottom:40px}

/* Features */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:30px}
.feature{background:#fff;padding:26px;border-radius:14px;text-align:center;border:1px solid var(--border);transition:.2s}
.feature:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(225,6,0,.12);border-color:var(--primary)}
.feature .ico{font-size:36px;margin-bottom:10px}
.feature h3{font-size:17px;margin-bottom:6px;color:var(--dark)}
.feature p{color:var(--gray);font-size:14px}

/* Planos */
.planos-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:20px}
.plano-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:28px 22px;text-align:center;position:relative;transition:.25s}
.plano-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(0,0,0,.12)}
.plano-card.destaque{border:2px solid var(--primary);box-shadow:0 20px 40px rgba(225,6,0,.18);background:#fff}
.plano-card .badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--dark);color:#fff;padding:5px 14px;border-radius:20px;font-size:12px;font-weight:700;letter-spacing:.5px}
.plano-card h3{font-size:20px;margin-bottom:12px;color:var(--primary)}
.plano-velo{font-size:48px;font-weight:800;color:var(--dark)}
.plano-velo small{font-size:18px;color:var(--gray);font-weight:600;margin-left:4px}
.plano-preco{font-size:36px;font-weight:800;color:var(--primary);margin:8px 0 16px}
.plano-preco small{font-size:16px;color:var(--gray);font-weight:600;margin:0 4px}
.plano-desc{color:var(--gray);font-size:14px;margin-bottom:14px}
.plano-benef{list-style:none;text-align:left;margin:18px 0}
.plano-benef li{padding:8px 0;border-bottom:1px dashed var(--border);font-size:14px;color:var(--dark)}
.plano-benef li:before{content:"✓";color:var(--primary);font-weight:700;margin-right:8px}

/* CTA section */
.cta-section{background:linear-gradient(135deg,#0a0a0a,#e10600);color:#fff}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.cta-inner h2{font-size:30px;margin-bottom:6px}

/* Sobre */
.sobre-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
.sobre-stats{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.sobre-stats>div{background:var(--light);padding:24px;border-radius:14px;text-align:center;border-top:3px solid var(--primary)}
.sobre-stats strong{display:block;font-size:32px;color:var(--primary)}
.sobre-stats span{color:var(--gray);font-size:14px}

/* Cobertura */
.cidades-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:30px 0}
.cidade-card{background:var(--light);padding:18px;border-radius:10px;text-align:center;font-weight:600;border-left:3px solid var(--primary)}
.cobertura-cta{background:var(--dark);color:#fff;padding:30px;border-radius:14px;text-align:center;margin-top:30px}
.cobertura-cta p{margin-bottom:14px;color:#cfcfcf}

/* Contato */
.contato-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;align-items:start}
.contato-info{background:var(--dark);color:#fff;padding:30px;border-radius:14px}
.contato-info h3{margin-bottom:18px;color:var(--primary)}
.contato-info p{margin:8px 0;color:#e5e5e5}
.contato-info a{color:#fff;text-decoration:underline}

/* Forms */
.form-card{background:#fff;border:1px solid var(--border);padding:30px;border-radius:14px;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.form-card h3{margin-bottom:18px;color:var(--primary)}
.form-card label{display:block;margin-bottom:14px;font-size:14px;font-weight:600;color:var(--dark)}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:8px;font-size:15px;font-family:inherit;margin-top:5px;font-weight:400}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(225,6,0,.12)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-2 .full{grid-column:1/-1}

/* Alerts */
.alert{padding:12px 16px;border-radius:8px;margin-bottom:14px;font-size:14px}
.alert.ok{background:#1a1a1a;color:#fff;border:1px solid #000}
.alert.erro{background:#fdeaea;color:#a30400;border:1px solid #f5c2c2}

/* Footer */
.rodape{background:var(--dark);color:#cfcfcf;padding:50px 0 0;margin-top:60px;border-top:4px solid var(--primary)}
.rodape-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding-bottom:30px}
.rodape h4{color:#fff;margin-bottom:14px;font-size:18px}
.rodape a{color:#cfcfcf}
.rodape a:hover{color:var(--primary)}
.rodape-base{border-top:1px solid #2a2a2a;padding:18px 0;text-align:center;font-size:13px;color:#888}

/* WhatsApp float */
.wa-float{position:fixed;right:22px;bottom:22px;background:var(--primary);color:#fff;padding:14px 18px;border-radius:30px;box-shadow:0 8px 24px rgba(225,6,0,.45);font-weight:700;z-index:99}
.wa-float:hover{transform:scale(1.05);background:var(--primary-dark)}

/* Responsivo */
@media(max-width:900px){
  .hero-inner,.sobre-grid,.contato-grid,.cta-inner{grid-template-columns:1fr;text-align:center}
  .hero h1{font-size:34px}
  .features,.planos-grid{grid-template-columns:repeat(2,1fr)}
  .cidades-grid{grid-template-columns:repeat(2,1fr)}
  .menu{display:none}
  .grid-2{grid-template-columns:1fr}
  .rodape-grid{grid-template-columns:1fr}
}
@media(max-width:520px){
  .features,.planos-grid,.cidades-grid{grid-template-columns:1fr}
}