@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root{
  --navy:#081a34;
  --navy-2:#0d2748;
  --blue:#123d6a;
  --orange:#f7a915;
  --orange-2:#ffbf3b;
  --white:#ffffff;
  --off:#f4f6f8;
  --text:#162033;
  --muted:#5f6b7d;
  --border:#dce2e8;
  --shadow:0 18px 50px rgba(8,26,52,.12);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Arial,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
.container{width:min(1160px,calc(100% - 40px));margin-inline:auto}
.topbar{
  position:absolute;
  z-index:20;
  width:100%;
  top:0;
  padding:18px 0;
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.brand__mark{
  display:grid;place-items:center;
  width:52px;height:52px;border-radius:16px;
  background:var(--orange);
  color:var(--navy);
  font-size:30px;font-weight:800;letter-spacing:-3px;
}
.brand__text{font-size:13px;font-weight:600;max-width:120px;line-height:1.2}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:54px;padding:14px 24px;border-radius:999px;
  background:var(--orange);color:var(--navy);
  text-decoration:none;font-weight:800;
  box-shadow:0 10px 30px rgba(247,169,21,.26);
  transition:.2s ease;
}
.btn:hover{transform:translateY(-2px);background:var(--orange-2)}
.btn--small{min-height:44px;padding:10px 18px;font-size:14px}
.btn--dark{background:var(--navy);color:#fff;box-shadow:none}
.btn--dark:hover{background:var(--navy-2)}
.hero{
  position:relative;
  min-height:760px;
  display:flex;align-items:center;
  color:#fff;
  overflow:hidden;
}
.hero__media{
  position:absolute;inset:0;
  background-image:url('../img/hero-estudio.webp');
  background-size:cover;background-position:center;
}
.hero__overlay{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(4,14,30,.96) 0%,rgba(4,14,30,.82) 48%,rgba(4,14,30,.28) 100%);
}
.hero__content{position:relative;z-index:2;padding-top:100px}
.eyebrow{
  margin:0 0 14px;
  color:var(--orange);
  text-transform:uppercase;
  letter-spacing:.12em;
  font-weight:800;
  font-size:13px;
}
.hero h1{
  max-width:850px;
  margin:0;
  font-size:clamp(40px,6vw,74px);
  line-height:1.02;
  letter-spacing:-.045em;
}
.hero__lead{max-width:740px;font-size:clamp(18px,2vw,23px);color:#e8edf4;margin:26px 0 0}
.hero__actions{display:flex;align-items:center;gap:22px;margin-top:34px;flex-wrap:wrap}
.text-link{font-weight:700;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.6)}
.hero__proof{display:flex;gap:24px;flex-wrap:wrap;margin-top:38px;color:#dfe7ef;font-size:14px}
.hero__proof span{position:relative;padding-left:18px}
.hero__proof span:before{
  content:"";position:absolute;left:0;top:.55em;
  width:8px;height:8px;border-radius:50%;background:var(--orange)
}
.strip{background:var(--navy);color:#fff;border-top:1px solid rgba(255,255,255,.08)}
.strip__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.strip__grid div{padding:28px 22px;border-right:1px solid rgba(255,255,255,.12)}
.strip__grid div:last-child{border-right:0}
.strip strong,.strip span{display:block}
.strip strong{font-size:17px}
.strip span{font-size:13px;color:#b9c5d4}
.section{padding:100px 0}
.section--light{background:var(--off)}
.section--dark{background:var(--navy);color:#fff}
.section--accent{background:var(--orange)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:80px;align-items:start}
h2{
  margin:0;
  font-size:clamp(34px,4vw,54px);
  line-height:1.1;
  letter-spacing:-.035em;
}
.copy{font-size:18px;color:var(--muted)}
.copy p:first-child{margin-top:0}
.section-heading{max-width:800px;margin-bottom:44px}
.section-heading>p:last-child{font-size:18px;color:var(--muted)}
.section-heading--light>p:last-child{color:#c7d0db}
.cards{display:grid;gap:18px}
.cards--4{grid-template-columns:repeat(4,1fr)}
.card{
  padding:28px;
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:#fff;
  box-shadow:0 6px 24px rgba(8,26,52,.05);
}
.card__number{color:var(--orange);font-weight:800}
.card h3{font-size:21px;line-height:1.25;margin:20px 0 10px}
.card p{margin:0;color:var(--muted)}
.showcase{display:grid;grid-template-columns:1.15fr .85fr;background:var(--navy);color:#fff}
.showcase__image{min-height:660px}
.showcase__image img{width:100%;height:100%;object-fit:cover}
.showcase__content{padding:80px clamp(34px,6vw,90px);align-self:center}
.showcase__content h2{margin-bottom:36px}
.showcase__options{display:grid;gap:22px;margin-bottom:36px}
.showcase__options div{padding:20px 0;border-top:1px solid rgba(255,255,255,.18)}
.showcase__options h3{margin:0 0 8px;font-size:22px}
.showcase__options p{margin:0;color:#c9d3df}
.deliverables{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.deliverables div{
  padding:22px 22px 22px 48px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:16px;
  background:rgba(255,255,255,.04);
  position:relative;
}
.deliverables div:before{
  content:"✓";position:absolute;left:20px;color:var(--orange);font-weight:800
}
.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;grid-auto-rows:260px;gap:14px}
.gallery figure{margin:0;border-radius:18px;overflow:hidden;background:#ddd}
.gallery img{width:100%;height:100%;object-fit:cover}
.gallery__large{grid-row:span 2}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.steps li{border-top:2px solid var(--border);padding-top:24px}
.steps li>span{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;
  background:var(--orange);font-weight:800;margin-bottom:22px
}
.steps h3{font-size:20px;line-height:1.25;margin:0 0 10px}
.steps p{margin:0;color:var(--muted)}
.cta{display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}
.cta .eyebrow{color:var(--navy)}
.cta p:last-child{font-size:18px;max-width:760px}
.faq details{border-bottom:1px solid var(--border);padding:22px 0}
.faq summary{cursor:pointer;font-weight:750;font-size:18px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";float:right;color:var(--orange);font-size:24px}
.faq details[open] summary:after{content:"–"}
.faq details p{max-width:850px;color:var(--muted)}
.footer{background:#041225;color:#d6dfeb;padding:70px 0 110px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:50px}
.brand--footer{margin-bottom:20px}
.footer strong{color:#fff}
.footer p{color:#aeb9c7}
.footer a{text-decoration:none}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:50px;padding-top:24px;
  display:flex;justify-content:space-between;gap:20px;font-size:14px
}
.mobile-cta{display:none}
@media (max-width:960px){
  .hero{min-height:720px}
  .hero__overlay{background:linear-gradient(90deg,rgba(4,14,30,.96),rgba(4,14,30,.65))}
  .strip__grid{grid-template-columns:repeat(2,1fr)}
  .strip__grid div:nth-child(2){border-right:0}
  .strip__grid div:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.12)}
  .split,.showcase,.cta{grid-template-columns:1fr}
  .cards--4,.steps{grid-template-columns:repeat(2,1fr)}
  .showcase__image{min-height:480px}
  .deliverables{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:1fr 1fr;grid-auto-rows:240px}
  .gallery__large{grid-column:span 2;grid-row:auto}
}
@media (max-width:640px){
  .container{width:min(100% - 28px,1160px)}
  .topbar .btn{display:none}
  .brand__mark{width:46px;height:46px;font-size:27px}
  .hero{min-height:690px;align-items:flex-end;padding-bottom:72px}
  .hero__media{background-position:62% center}
  .hero__overlay{background:linear-gradient(0deg,rgba(4,14,30,.98) 5%,rgba(4,14,30,.72) 70%,rgba(4,14,30,.48))}
  .hero__content{padding-top:120px}
  .hero h1{font-size:42px}
  .hero__lead{font-size:18px}
  .hero__actions{align-items:stretch;flex-direction:column}
  .hero__actions .btn{width:100%;text-align:center}
  .text-link{text-align:center}
  .hero__proof{display:grid;gap:8px}
  .section{padding:72px 0}
  .strip__grid{grid-template-columns:1fr 1fr}
  .strip__grid div{padding:20px 14px}
  .split{gap:26px}
  .cards--4,.steps,.deliverables{grid-template-columns:1fr}
  .showcase__image{min-height:330px}
  .showcase__content{padding:56px 24px 70px}
  .gallery{grid-template-columns:1fr;grid-auto-rows:240px}
  .gallery__large{grid-column:auto}
  .cta{gap:28px}
  .cta .btn{width:100%;text-align:center}
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .footer__bottom{flex-direction:column}
  .mobile-cta{
    position:fixed;z-index:50;left:12px;right:12px;bottom:10px;
    display:flex;justify-content:center;
    padding:15px 18px;border-radius:999px;
    background:var(--orange);color:var(--navy);
    font-weight:850;text-decoration:none;
    box-shadow:0 12px 36px rgba(0,0,0,.25)
  }
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}


/* Identidade visual oficial e atalhos de seção */
.brand__logo{
  display:block;
  width:150px;
  height:auto;
  object-fit:contain;
}
.brand__logo--footer{width:190px}
.anchor-nav{
  display:flex;
  align-items:center;
  gap:18px;
  margin-left:auto;
  margin-right:18px;
}
.anchor-nav a{
  color:#fff;
  text-decoration:none;
  font-size:13px;
  font-weight:700;
  opacity:.88;
}
.anchor-nav a:hover{opacity:1;color:var(--orange)}
.footer__sitelinks{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  align-items:center;
  padding-top:30px;
}
.footer__sitelinks a{
  color:#d6dfeb;
  text-decoration:none;
  font-size:14px;
}
.footer__sitelinks a:hover{color:var(--orange)}
@media (max-width:1080px){
  .anchor-nav{display:none}
}
@media (max-width:640px){
  .brand__logo{width:126px}
  .brand__logo--footer{width:165px}
  .footer__sitelinks{align-items:flex-start;flex-direction:column;gap:8px}
}


/* =========================================================
   ANIMAÇÕES LEVES — SEM BIBLIOTECAS EXTERNAS
   Usa apenas opacity e transform para preservar desempenho.
   ========================================================= */
html.js .reveal{
  opacity:0;
  transition:
    opacity .68s cubic-bezier(.22,.61,.36,1),
    transform .68s cubic-bezier(.22,.61,.36,1);
  transition-delay:var(--reveal-delay, 0ms);
  will-change:opacity, transform;
}

html.js .reveal--left{transform:translate3d(-42px,0,0)}
html.js .reveal--right{transform:translate3d(42px,0,0)}
html.js .reveal--up{transform:translate3d(0,34px,0)}
html.js .reveal--down{transform:translate3d(0,-28px,0)}
html.js .reveal--zoom{transform:scale(.965)}

html.js .reveal.is-visible{
  opacity:1;
  transform:translate3d(0,0,0) scale(1);
}

/* Entrada inicial da primeira dobra */
html.js .hero .eyebrow,
html.js .hero h1,
html.js .hero__lead,
html.js .hero__actions,
html.js .hero__proof{
  opacity:0;
  transform:translate3d(-34px,0,0);
  animation:hero-enter .72s cubic-bezier(.22,.61,.36,1) forwards;
}
html.js .hero h1{animation-delay:.10s}
html.js .hero__lead{animation-delay:.20s}
html.js .hero__actions{animation-delay:.30s}
html.js .hero__proof{animation-delay:.40s}

@keyframes hero-enter{
  to{
    opacity:1;
    transform:translate3d(0,0,0);
  }
}

/* Movimento discreto em elementos clicáveis */
@media (hover:hover){
  .card,
  .gallery figure,
  .showcase__options div{
    transition:
      transform .24s ease,
      box-shadow .24s ease,
      border-color .24s ease;
  }
  .card:hover{
    transform:translateY(-5px);
    box-shadow:0 18px 42px rgba(8,26,52,.10);
    border-color:rgba(247,169,21,.55);
  }
  .gallery figure:hover{
    transform:translateY(-4px);
    box-shadow:0 16px 38px rgba(8,26,52,.14);
  }
  .gallery figure img{
    transition:transform .5s cubic-bezier(.22,.61,.36,1);
  }
  .gallery figure:hover img{transform:scale(1.025)}
}

/* Acessibilidade e economia de recursos */
@media (prefers-reduced-motion:reduce){
  html.js .reveal,
  html.js .reveal--left,
  html.js .reveal--right,
  html.js .reveal--up,
  html.js .reveal--down,
  html.js .reveal--zoom,
  html.js .hero .eyebrow,
  html.js .hero h1,
  html.js .hero__lead,
  html.js .hero__actions,
  html.js .hero__proof{
    opacity:1!important;
    transform:none!important;
    animation:none!important;
    transition:none!important;
  }
}