/* ============================================================
   INFOBR Tecnologia — site institucional
   Cores do logo vetorial oficial: azul #21509b · cinza #8a8d91
   ============================================================ */

:root{
  --azul:#2563c9;
  --azul-marca:#21509b;
  --azul-esc:#16376b;
  --azul-clr:#eaf1fc;
  --neon:#3ddc97;              /* verde dos racks, usado como acento */
  --escuro:#080e1a;
  --escuro-2:#0e1829;
  --cinza:#8a8d91;
  --tinta:#0d1420;
  --tinta-2:#5b6779;
  --linha:#e6ebf2;
  --fundo:#f7f9fc;
  --raio:18px;
  --raio-g:26px;
  --sombra:0 1px 2px rgba(13,20,32,.04), 0 10px 30px rgba(13,20,32,.07);
  --sombra-f:0 2px 6px rgba(13,20,32,.06), 0 22px 55px rgba(33,80,155,.16);
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:#fff;color:var(--tinta);overflow-x:hidden;
  font:400 17px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--azul);text-decoration:none}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.08;letter-spacing:-.033em;font-weight:800}
h1{font-size:clamp(2.4rem,5.6vw,4.15rem)}
h2{font-size:clamp(1.85rem,3.9vw,2.95rem)}
h3{font-size:1.25rem;font-weight:750;letter-spacing:-.02em;line-height:1.25}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.olho{color:var(--azul);font-weight:800;font-size:12.5px;letter-spacing:.18em;
  text-transform:uppercase;margin-bottom:14px}

/* ---------------- animação de entrada ---------------- */
.sobe{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.sobe.on{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.sobe{opacity:1;transform:none;transition:none}}

/* ---------------- cabeçalho ---------------- */
.topo{
  position:fixed;top:0;left:0;right:0;z-index:60;
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
  border-bottom:1px solid transparent;
}
.topo .wrap{display:flex;align-items:center;gap:30px;height:78px}
.marca img{height:34px;width:auto;transition:.3s ease}
.marca .claro{display:block}
.marca .escuro{display:none}
.nav{display:flex;gap:28px;margin-left:auto;align-items:center}
.nav>a{color:rgba(255,255,255,.82);font-size:15.5px;font-weight:600;letter-spacing:-.01em;
  padding:5px 0;border-bottom:2px solid transparent;transition:.2s}
.nav>a:hover{color:#fff}
.nav>a.ativo{color:#fff;border-bottom-color:var(--neon)}

/* topo já rolado: fundo branco */
.topo.rolou{background:rgba(255,255,255,.93);backdrop-filter:saturate(180%) blur(14px);
  border-bottom-color:var(--linha);box-shadow:0 4px 24px rgba(13,20,32,.06)}
.topo.rolou .marca .claro{display:none}
.topo.rolou .marca .escuro{display:block}
.topo.rolou .nav>a{color:var(--tinta-2)}
.topo.rolou .nav>a:hover,.topo.rolou .nav>a.ativo{color:var(--azul-marca)}
.topo.rolou .nav>a.ativo{border-bottom-color:var(--azul)}
.topo.rolou .abre span{background:var(--tinta)}

.abre{display:none;margin-left:auto;background:none;border:0;padding:8px;cursor:pointer}
.abre span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;border-radius:2px;transition:.2s}

/* ---------------- botões ---------------- */
.bt{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:12px;font-weight:700;font-size:15.5px;letter-spacing:-.01em;
  border:1px solid transparent;cursor:pointer;transition:.2s cubic-bezier(.2,.7,.3,1);white-space:nowrap;
}
/* especificidade alta de propósito: o menu não pode sobrescrever a cor do botão */
a.bt.bt-1,.nav>a.bt.bt-1{background:var(--azul);color:#fff;box-shadow:0 3px 16px rgba(37,99,201,.34)}
a.bt.bt-1:hover,.nav>a.bt.bt-1:hover{background:#1d54ae;color:#fff;transform:translateY(-2px);box-shadow:0 8px 26px rgba(37,99,201,.42)}
a.bt.bt-2,.nav>a.bt.bt-2{background:#fff;color:var(--azul-marca);border-color:#cddcf3}
a.bt.bt-2:hover{background:var(--azul-clr);border-color:var(--azul);color:var(--azul-marca)}
a.bt.bt-3{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3);backdrop-filter:blur(8px)}
a.bt.bt-3:hover{background:rgba(255,255,255,.2);color:#fff;transform:translateY(-2px)}

/* ---------------- hero escuro ---------------- */
.hero{
  position:relative;padding:152px 0 96px;background:var(--escuro);color:#fff;overflow:hidden;
}
.hero::before{ /* brilho azul */
  content:"";position:absolute;width:900px;height:900px;right:-180px;top:-320px;border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,201,.42) 0%,rgba(37,99,201,0) 66%);pointer-events:none;
}
.hero::after{ /* brilho verde neon, discreto */
  content:"";position:absolute;width:640px;height:640px;left:-260px;bottom:-320px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,220,151,.16) 0%,rgba(61,220,151,0) 68%);pointer-events:none;
}
.hero .wrap{position:relative;z-index:2}
.hero .grade{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;background:linear-gradient(96deg,#7fb2ff 0%,var(--neon) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero .chamada{font-size:19px;color:rgba(255,255,255,.74);max-width:33em;margin-bottom:34px}
.selo{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.9);padding:8px 17px;border-radius:100px;
  font-size:13px;font-weight:700;letter-spacing:.03em;margin-bottom:26px;backdrop-filter:blur(8px);
}
.selo::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--neon);
  box-shadow:0 0 0 4px rgba(61,220,151,.2)}
.acoes{display:flex;gap:14px;flex-wrap:wrap}

.nums{display:flex;gap:46px;margin-top:52px;padding-top:34px;
  border-top:1px solid rgba(255,255,255,.13);flex-wrap:wrap}
.nums b{display:block;font-size:34px;font-weight:800;letter-spacing:-.04em;line-height:1;
  background:linear-gradient(96deg,#fff 0%,#9dc2ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.nums span{font-size:13.5px;color:rgba(255,255,255,.6);font-weight:600}

/* foto do hero, com moldura de vidro */
.hero-foto{position:relative;border-radius:var(--raio-g);overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.55);border:1px solid rgba(255,255,255,.1)}
.hero-foto img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/3.4}
.hero-foto figcaption{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:rgba(8,14,26,.62);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.12);border-radius:13px;padding:12px 16px;
  font-size:13px;color:rgba(255,255,255,.88);font-weight:600;
}

/* ---------------- blocos ---------------- */
.bloco{padding:96px 0}
.bloco.claro{background:var(--fundo)}
.tit{max-width:46rem;margin-bottom:52px}
.tit p{color:var(--tinta-2);font-size:18.5px;margin:0}

/* bento de serviços */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.bx{
  background:#fff;border:1px solid var(--linha);border-radius:var(--raio);padding:32px 28px;
  box-shadow:var(--sombra);transition:.25s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden;
}
.bx:hover{transform:translateY(-4px);box-shadow:var(--sombra-f);border-color:#c9d8ef}
.bx.g{grid-column:span 3}
.bx.p{grid-column:span 2}
.bx h3{margin-bottom:10px}
.bx p{color:var(--tinta-2);font-size:15.5px;margin:0}
.bx .ico{width:48px;height:48px;border-radius:13px;background:var(--azul-clr);color:var(--azul-marca);
  display:grid;place-items:center;margin-bottom:20px}
.bx .ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.85;
  stroke-linecap:round;stroke-linejoin:round}
/* caixa com foto de fundo */
.bx.foto{padding:0;border:0;min-height:270px;display:flex;align-items:flex-end;color:#fff}
.bx.foto img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.bx.foto .txt{position:relative;z-index:2;padding:28px;
  background:linear-gradient(180deg,rgba(8,14,26,0) 0%,rgba(8,14,26,.9) 78%);width:100%}
.bx.foto h3{color:#fff;margin-bottom:6px}
.bx.foto p{color:rgba(255,255,255,.8);font-size:14.5px}

/* duas colunas com foto */
.duo{display:grid;grid-template-columns:.92fr 1.08fr;gap:64px;align-items:center}
.duo.inv{grid-template-columns:1.08fr .92fr}
.duo .moldura{border-radius:var(--raio-g);overflow:hidden;box-shadow:var(--sombra-f)}
.duo .moldura img{width:100%;object-fit:cover;aspect-ratio:4/3.2}
.lista{list-style:none;padding:0;margin:22px 0 28px}
.lista li{position:relative;padding-left:32px;margin-bottom:13px;color:var(--tinta-2);font-size:16.5px}
.lista li::before{
  content:"";position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:50%;
  background:var(--azul-clr);
}
.lista li::after{
  content:"";position:absolute;left:6px;top:10px;width:8px;height:5px;
  border-left:2px solid var(--azul-marca);border-bottom:2px solid var(--azul-marca);
  transform:rotate(-45deg);
}

/* ---------------- clientes ---------------- */
.logos{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));gap:14px}
.logos figure{margin:0;background:#fff;border:1px solid var(--linha);border-radius:14px;height:104px;
  display:grid;place-items:center;padding:16px;transition:.22s cubic-bezier(.2,.7,.3,1)}
.logos figure:hover{border-color:#c9d8ef;box-shadow:var(--sombra-f);transform:translateY(-3px)}
.logos img{max-height:100%;max-width:100%;width:auto;object-fit:contain;
  opacity:.82;transition:.22s ease}
.logos figure:hover img{opacity:1}
.logos .vazio{color:var(--cinza);font-size:12px;font-weight:700;letter-spacing:.08em}

/* página de clientes: agrupado por segmento, com nome */
.seg{margin-bottom:52px}
.seg h3{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--azul);
  margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--linha)}
.cli{display:grid;grid-template-columns:repeat(auto-fill,minmax(196px,1fr));gap:16px}
.cli figure{margin:0;background:#fff;border:1px solid var(--linha);border-radius:14px;
  padding:20px 16px;text-align:center;transition:.22s cubic-bezier(.2,.7,.3,1)}
.cli figure:hover{border-color:#c9d8ef;box-shadow:var(--sombra-f);transform:translateY(-3px)}
.cli .cx{height:76px;display:grid;place-items:center;margin-bottom:14px}
.cli img{max-height:100%;max-width:100%;width:auto;object-fit:contain}
.cli figcaption{font-size:13.5px;font-weight:650;color:var(--tinta-2);line-height:1.35}

/* ---------------- faixa final ---------------- */
.faixa{position:relative;background:var(--escuro);color:#fff;padding:96px 0;overflow:hidden}
.faixa::before{content:"";position:absolute;width:1000px;height:1000px;left:50%;top:-560px;
  transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,201,.36) 0%,rgba(37,99,201,0) 64%)}
.faixa .wrap{position:relative;z-index:2;text-align:center}
.faixa h2{color:#fff}
.faixa p{color:rgba(255,255,255,.75);font-size:19px;max-width:40rem;margin:0 auto 32px}
.faixa .acoes{justify-content:center}

/* ---------------- rodapé ---------------- */
.rodape{background:#060b14;color:#8b9bb2;padding:72px 0 32px;font-size:15px}
.rodape .grade{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:48px;margin-bottom:46px}
.rodape img{height:32px;margin-bottom:20px}
.rodape h4{color:#fff;font-size:13px;letter-spacing:.13em;text-transform:uppercase;margin-bottom:18px}
.rodape a{color:#8b9bb2;display:block;margin-bottom:10px;transition:.2s}
.rodape a:hover{color:#fff}
.rodape .fim{border-top:1px solid #16202e;padding-top:26px;font-size:13.5px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---------------- formulário de contato ---------------- */
.form{background:#fff;border:1px solid var(--linha);border-radius:var(--raio);
  padding:34px 30px;box-shadow:var(--sombra)}
.campo{margin-bottom:20px}
.campo label{display:block;font-size:14px;font-weight:700;color:var(--tinta);margin-bottom:8px}
.campo input,.campo select,.campo textarea{
  width:100%;padding:14px 15px;border:1px solid #d6dfec;border-radius:11px;
  font:inherit;font-size:16px;color:var(--tinta);background:#fcfdff;transition:.18s ease;
}
.campo textarea{resize:vertical;min-height:130px;line-height:1.6}
.campo input:focus,.campo select:focus,.campo textarea:focus{
  outline:0;border-color:var(--azul);background:#fff;box-shadow:0 0 0 4px rgba(37,99,201,.12)}
.dois{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.mel{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}   /* isca p/ robô */

.aviso{border-radius:12px;padding:16px 18px;margin-bottom:22px;font-size:15.5px;line-height:1.55}
.aviso.ok {background:#e8f7ef;border:1px solid #b9e6ce;color:#14603c}
.aviso.err{background:#fdecec;border:1px solid #f5c6c6;color:#8f2323}

.card-contato{background:#fff;border:1px solid var(--linha);border-radius:var(--raio);
  padding:26px 24px;box-shadow:var(--sombra);margin-bottom:18px}
.card-contato h3{margin-bottom:18px}
.card-contato .linha{display:flex;align-items:center;gap:14px;padding:13px 0;
  border-bottom:1px solid var(--linha);color:var(--tinta);font-size:15.5px;line-height:1.45}
.card-contato .linha:last-of-type{border-bottom:0;padding-bottom:0}
.card-contato .linha b{font-size:13px;color:var(--tinta-2);font-weight:700}
.card-contato .linha:hover{color:var(--azul)}
.card-contato .ic{flex:0 0 42px;height:42px;border-radius:12px;background:var(--azul-clr);
  color:var(--azul-marca);display:grid;place-items:center}
.card-contato .ic svg{width:21px;height:21px}

/* ---------------- responsivo ---------------- */
@media(max-width:980px){
  .hero .grade,.duo,.duo.inv{grid-template-columns:1fr;gap:44px}
  .bloco .wrap[style*="1.15fr"]{grid-template-columns:1fr !important;gap:34px !important}
  .dois{grid-template-columns:1fr}
  .hero-foto{max-width:460px;margin:0 auto}
  .duo .moldura{order:-1}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bx.g,.bx.p{grid-column:span 1}
  .rodape .grade{grid-template-columns:1fr;gap:34px}
}
@media(max-width:760px){
  body{font-size:16px}
  .abre{display:block}
  .nav{
    position:fixed;inset:78px 0 auto;background:#fff;flex-direction:column;align-items:stretch;
    gap:0;padding:8px 24px 26px;box-shadow:var(--sombra);display:none;
  }
  .nav.aberto{display:flex}
  .nav>a{color:var(--tinta) !important;padding:15px 0;border-bottom:1px solid var(--linha)}
  .nav>a.bt{margin-top:16px;border-bottom:0}
  .bloco{padding:66px 0}
  .hero{padding:118px 0 68px}
  .nums{gap:30px;margin-top:38px}
  .bento{grid-template-columns:1fr}
}