:root{
  --petroleo:#1F5E6E;
  --turquesa:#4AACB8;
  --grafite:#2C3E50;
  --nevoa:#F5F7F8;
  --branco:#FFFFFF;
  --f-tit:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-txt:"Open Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --topo:72px;
  --raio:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--topo);-webkit-text-size-adjust:100%}
body{margin:0;font:400 1rem/1.65 var(--f-txt);color:var(--grafite);background:var(--branco);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
img{height:auto}
h1,h2,h3{font-family:var(--f-tit);color:var(--petroleo);margin:0;line-height:1.15;text-wrap:balance}
p{margin:0;text-wrap:pretty}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--petroleo);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--grafite)}
:focus-visible{outline:3px solid var(--turquesa);outline-offset:3px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--petroleo);color:var(--branco);padding:10px 16px;border-radius:8px;font-weight:600;text-decoration:none}
.skip:focus{top:12px;color:var(--branco)}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.eyebrow{font:600 .75rem/1.4 var(--f-tit);letter-spacing:.16em;text-transform:uppercase;color:var(--petroleo);display:flex;align-items:center;gap:12px;margin-bottom:18px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--turquesa);flex:none}
.eyebrow--claro{color:var(--branco)}
.ico{width:20px;height:20px;flex:none}

/* Topo */
.topo{position:fixed;inset:0 0 auto 0;z-index:50;height:var(--topo);background:rgba(255,255,255,.96);border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s}
.topo.is-rolado{border-bottom-color:rgba(31,94,110,.12);box-shadow:0 6px 24px -18px rgba(44,62,80,.5)}
.topo__in{max-width:1180px;margin:0 auto;height:100%;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topo__logo{display:block;flex:none}
.topo__logo img{height:40px;width:auto}
.menu-btn{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 14px;border:1px solid rgba(31,94,110,.3);border-radius:999px;background:var(--branco);color:var(--petroleo);font:600 .875rem var(--f-tit);cursor:pointer}
.menu-btn__bar{position:relative;width:18px;height:2px;background:currentColor;transition:background .2s}
.menu-btn__bar::before,.menu-btn__bar::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;transition:transform .2s}
.menu-btn__bar::before{top:-6px}
.menu-btn__bar::after{top:6px}
.menu-btn[aria-expanded="true"] .menu-btn__bar{background:transparent}
.menu-btn[aria-expanded="true"] .menu-btn__bar::before{transform:translateY(6px) rotate(45deg)}
.menu-btn[aria-expanded="true"] .menu-btn__bar::after{transform:translateY(-6px) rotate(-45deg)}
.nav{position:absolute;top:var(--topo);left:0;right:0;background:var(--branco);border-bottom:1px solid rgba(31,94,110,.12);box-shadow:0 18px 30px -20px rgba(44,62,80,.45)}
.js .nav{display:none}
.js .nav.is-aberto{display:block}
.nav ul{display:flex;flex-direction:column;padding:8px 20px 20px}
.nav a{display:flex;align-items:center;min-height:52px;font:600 1rem var(--f-tit);color:var(--grafite);text-decoration:none;border-bottom:1px solid var(--nevoa)}
.nav a:hover{color:var(--petroleo)}
html:not(.js) .menu-btn{display:none}
html:not(.js) .nav{position:static}
html:not(.js) .topo{position:static;height:auto}
html:not(.js) .topo__in{flex-wrap:wrap;padding-block:12px}

/* Botões */
.acoes{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:999px;font:600 1rem var(--f-tit);text-decoration:none;border:2px solid var(--petroleo);transition:background .2s,color .2s,transform .2s}
.btn--pri{background:var(--petroleo);color:var(--branco)}
.btn--pri:hover{background:var(--grafite);border-color:var(--grafite);color:var(--branco)}
.btn--sec{background:var(--branco);color:var(--petroleo)}
.btn--sec:hover{background:var(--nevoa);color:var(--petroleo)}

/* Rede de conectores (contínua: cada bloco sobe 90px sobre a seção anterior) */
main>section,.rodape{position:relative;overflow-x:clip}
main>section>.wrap,.rodape>.wrap{position:relative;z-index:1}
.rede{position:absolute;left:0;top:-90px;width:100%;height:calc(100% + 90px);pointer-events:none;z-index:0;color:var(--turquesa)}
.rede__l{fill:none;stroke:currentColor;stroke-width:1;vector-effect:non-scaling-stroke}
.rede__p{fill:currentColor}
.rede__h{fill:currentColor;opacity:0}
.rede--hero{top:0;height:100%;opacity:.2}
.rede--sobre{opacity:.16}
.rede--servicos{opacity:.1}
.rede--valores{opacity:.16}
.rede--contato{opacity:.16}
.rede--tec{opacity:.42}
.rede--rodape{color:var(--branco);opacity:.14}
@keyframes brilho{0%,100%{opacity:0;transform:scale(.6)}50%{opacity:.35;transform:scale(1)}}
@keyframes ponto{0%,100%{opacity:1}50%{opacity:.55}}
.rede--hero .rede__h,.rede--tec .rede__h{opacity:1}
.rede__h circle{opacity:0;transform-box:fill-box;transform-origin:center;animation:brilho 6s ease-in-out infinite}
.rede__h circle:nth-child(2){animation-delay:1.5s}
.rede__h circle:nth-child(3){animation-delay:3s}
.rede__h circle:nth-child(4){animation-delay:4.5s}
.rede__h circle:nth-child(5){animation-delay:2.2s}
.pulso{animation:ponto 6s ease-in-out infinite}

/* Imagens de fundo (marca d'água) */
.fundo{position:absolute;z-index:0;pointer-events:none;height:auto;max-width:none;mix-blend-mode:multiply;filter:grayscale(.4) saturate(.8);-webkit-mask-image:radial-gradient(closest-side,#000 45%,transparent 100%);mask-image:radial-gradient(closest-side,#000 45%,transparent 100%)}
.fundo--hero{width:min(1100px,150vw);right:-30%;top:calc(var(--topo) + 10px);opacity:.08}
.fundo--servicos{width:900px;right:-300px;bottom:-140px;opacity:.09}
.fundo--contato{width:800px;left:-280px;top:-60px;opacity:.1}

/* Hero */
.hero{padding:calc(var(--topo) + 48px) 0 72px;background:radial-gradient(120% 80% at 85% 20%,rgba(74,172,184,.08),transparent 60%),linear-gradient(180deg,var(--branco) 0%,var(--nevoa) 100%)}
.hero__grid{position:relative;display:grid;gap:40px;align-items:center}
.hero h1{font-size:clamp(2.2rem,8vw,4.2rem);font-weight:700;letter-spacing:-.025em;line-height:1.08}
.hero__sub{margin-top:24px;font-size:clamp(1.1rem,2.6vw,1.4rem);line-height:1.55;max-width:34ch;color:var(--grafite)}
.hero__marca{background:var(--branco);border-radius:24px;padding:clamp(24px,5vw,48px);border:1px solid rgba(31,94,110,.12);box-shadow:0 1px 2px rgba(31,94,110,.06),0 24px 48px -28px rgba(31,94,110,.35)}
.hero__marca img{width:100%;max-width:440px;margin:0 auto}

/* Quem somos */
.sobre{padding:80px 0}
.sobre__grid{display:grid;gap:40px;align-items:center}
.sobre__selo img{width:160px}
.sobre__lead{font:500 clamp(1.25rem,3.2vw,1.75rem)/1.45 var(--f-tit);color:var(--petroleo);letter-spacing:-.005em}
.sobre__txt{margin-top:20px;font-size:1.0625rem;max-width:60ch}

/* Serviços */
.servicos{padding:80px 0;background:linear-gradient(180deg,var(--nevoa),var(--branco) 140%)}
.cab{margin-bottom:36px}
.cab h2{font-size:clamp(1.75rem,4.6vw,2.5rem);letter-spacing:-.015em}
.servicos .eyebrow,.valores .eyebrow{display:none}
.cards{display:grid;gap:16px}
.card{background:var(--branco);border-radius:var(--raio);padding:30px 26px;border:1px solid rgba(31,94,110,.1);box-shadow:0 1px 2px rgba(31,94,110,.04),0 16px 32px -24px rgba(31,94,110,.28);display:flex;flex-direction:column;gap:12px;transition:border-color .3s,transform .3s,box-shadow .3s}
.card:hover{border-color:rgba(74,172,184,.7);transform:translateY(-3px);box-shadow:0 1px 2px rgba(31,94,110,.05),0 22px 40px -24px rgba(31,94,110,.35)}
.card__ico{width:44px;height:44px;margin-bottom:6px}
.card h3{font-size:1.2rem;font-weight:700}
.card p{font-size:.975rem}

/* Tecnologia */
.tec{padding:88px 0;background:radial-gradient(90% 70% at 15% 10%,rgba(74,172,184,.18),transparent 60%),linear-gradient(160deg,var(--petroleo) 0%,var(--petroleo) 55%,#1F5E6E 100%);color:var(--branco)}
.tec__grid{position:relative;display:grid;gap:40px}
.tec h2{color:var(--branco);font-size:clamp(1.75rem,4.6vw,2.6rem);letter-spacing:-.015em}
.tec .eyebrow::before{background:var(--branco)}
.tec__txt{margin-top:20px;font-size:1.0625rem;max-width:52ch}
.beneficios{display:grid;gap:0;border-top:1px solid rgba(255,255,255,.25)}
.beneficios li{position:relative;display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.25);font:600 1.05rem/1.35 var(--f-tit)}
.beneficios li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--branco);box-shadow:0 0 0 5px rgba(255,255,255,.14);flex:none}
.beneficios li{letter-spacing:.005em}

/* Valores */
.valores{padding:80px 0 72px;background:var(--branco)}
.valores .cab{margin-bottom:28px}
.linha{position:relative;display:grid;gap:0;counter-reset:v}
.linha li{counter-increment:v;position:relative;padding:0 0 28px 40px;font:600 1.1rem/1.35 var(--f-tit);color:var(--petroleo)}
.linha li::before{content:"";position:absolute;left:6px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--branco);border:3px solid var(--turquesa)}
.linha li::after{content:"";position:absolute;left:13px;top:24px;bottom:4px;width:1px;background:rgba(74,172,184,.6)}
.linha li:last-child{padding-bottom:0}
.linha li:last-child::after{display:none}

/* Contato */
.contato{padding:80px 0 88px;background:linear-gradient(180deg,var(--branco),var(--nevoa) 60%);border-top:1px solid rgba(31,94,110,.08)}
.contato__grid{display:grid;gap:36px;align-items:end}
.contato h2{font-size:clamp(1.9rem,5.4vw,3rem);letter-spacing:-.02em;max-width:16ch}
.contato__cidade{display:flex;align-items:center;gap:8px;margin-top:20px;font-weight:600}
.canais{display:grid;gap:12px}
.canal{box-shadow:0 1px 2px rgba(31,94,110,.05),0 18px 36px -26px rgba(31,94,110,.35);display:grid;grid-template-columns:1fr auto;grid-template-areas:"rot seta" "val seta";align-items:center;gap:2px 16px;padding:20px 22px;background:var(--branco);border:1px solid rgba(31,94,110,.14);border-radius:var(--raio);text-decoration:none;color:var(--grafite);transition:border-color .2s,background .2s}
.canal:hover{border-color:var(--petroleo);color:var(--grafite)}
.canal{transition:border-color .3s,box-shadow .3s}
.canal__rot{grid-area:rot;font:600 .75rem var(--f-tit);letter-spacing:.14em;text-transform:uppercase;color:var(--petroleo)}
.canal__val{grid-area:val;font:600 clamp(.8rem,3.7vw,1.3rem)/1.3 var(--f-tit);color:var(--grafite);overflow-wrap:break-word}
.canal__seta{grid-area:seta;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--petroleo);color:var(--branco);font-size:1.2rem;transition:transform .2s}
.canal:hover .canal__seta{transform:translateX(3px)}

/* Rodapé */
.rodape{background:var(--grafite);color:var(--branco);padding:56px 0 28px;font-size:.9rem}
.rodape__grid{display:grid;gap:28px;align-items:center}
.rodape__marca{background:var(--branco);border-radius:var(--raio);padding:18px 22px;width:fit-content}
.rodape__marca img{width:220px}
.rodape__info{display:grid;gap:6px}
.rodape__nome{font:700 1rem var(--f-tit)}
.rodape__base{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.2);display:grid;gap:8px;font-size:.85rem}
.rodape__lgpd{max-width:80ch}
.rodape a{color:var(--branco)}

/* Tablet */
@media (min-width:768px){
  .fundo--hero{width:1100px;right:-380px;top:20px;opacity:.12}
  .wrap,.topo__in{padding:0 32px}
  .hero{padding:calc(var(--topo) + 72px) 0 96px}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .sobre__grid{grid-template-columns:200px minmax(0,1fr);gap:56px}
  .sobre__selo img{width:200px}
  .rodape__grid{grid-template-columns:auto minmax(0,1fr);gap:40px}
  .linha{grid-template-columns:repeat(5,minmax(0,1fr));gap:20px}
  .linha li{padding:40px 0 0;font-size:1rem}
  .linha li::before{left:0;top:0}
  .linha li::after{left:20px;right:-20px;top:7px;bottom:auto;width:auto;height:1px}
  .linha li:last-child{padding-bottom:0}
}

/* Desktop */
@media (min-width:1024px){
  .menu-btn{display:none}
  .nav,.js .nav,.js .nav.is-aberto{display:block;position:static;background:none;border:0;box-shadow:none}
  .nav ul{flex-direction:row;gap:4px;padding:0}
  .nav a{min-height:44px;padding:0 16px;border:0;border-radius:999px;font-size:.9375rem}
  .nav a:hover{background:var(--nevoa)}
  .topo__logo img{height:44px}
  .hero{padding:calc(var(--topo) + 96px) 0 120px}
  .hero__grid{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:64px}
  .sobre,.servicos,.valores,.contato{padding:112px 0}
  .tec{padding:120px 0}
  .sobre__grid{grid-template-columns:260px minmax(0,1fr);gap:80px}
  .sobre__selo img{width:240px}
  .cards{grid-template-columns:repeat(6,minmax(0,1fr))}
  .card{grid-column:span 2}
  .card:nth-child(4){grid-column:2 / span 2}
  .tec__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:80px;align-items:center}
  .contato__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px}
  .rodape__base{grid-template-columns:auto minmax(0,1fr);gap:40px}
  .rodape__lgpd{justify-self:end;text-align:right}
}

@media (prefers-reduced-motion:reduce){
  .rede__h{display:none}
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}