/* ============================================================
   TOKENS
   Gradiente e tipografia da apresentação institucional
   ============================================================ */
:root{
  --azul:#011F83;
  --roxo:#84469B;
  --rosa:#FF6CB2;

  /* sólidos derivados do mesmo eixo do degradê, para mesclar as seções */
  --azul-solido:#011F83;
  --roxo-solido:#5E3789;
  --noite:#020C4D;

  --branco:#FFFFFF;
  --nevoa:rgba(255,255,255,.80);
  --nevoa-fraca:rgba(255,255,255,.58);
  --borda:rgba(255,255,255,.20);
  --vidro:rgba(255,255,255,.09);

  --grad:linear-gradient(135deg,var(--azul) 0%,var(--roxo) 52%,var(--rosa) 100%);

  --fonte:"Noto Sans",-apple-system,"Segoe UI",sans-serif;
  --max:1220px;
  --gut:clamp(20px,5vw,60px);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--noite);color:var(--branco);
  font-family:var(--fonte);font-size:17px;line-height:1.68;font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--rosa);outline-offset:3px}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gut)}

h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.16;letter-spacing:-.012em}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}

.eyebrow{
  font-size:.72rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--nevoa-fraca);margin:0 0 14px;
}
.texto{color:var(--nevoa)}

/* ============================================================
   FUNDOS DAS SEÇÕES
   Degradê fiel à apresentação alternando com blocos sólidos
   ============================================================ */
/* Degradê fiel: o mesmo eixo dos slides, azul no topo esquerdo e rosa embaixo à direita */
.fundo-grad{background:var(--grad)}
.fundo-noite{background:var(--noite)}
.fundo-azul{background:var(--azul-solido)}
.fundo-roxo{background:var(--roxo-solido)}

/* ============================================================
   BOTÕES
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 30px;font-size:.8rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;text-decoration:none;color:var(--branco);
  background:var(--grad);background-size:190% 190%;background-position:0% 50%;
  transition:background-position .6s ease,transform .3s ease;
}
.btn:hover{background-position:100% 50%;transform:translateY(-2px)}
.btn.claro{background:var(--branco);color:var(--azul)}
.btn.claro:hover{background:var(--branco)}
.btn.vazado{
  background:rgba(255,255,255,.10);box-shadow:inset 0 0 0 1px var(--borda);
  transition:box-shadow .3s ease,background .3s ease,transform .3s ease;
}
.btn.vazado:hover{background:rgba(255,255,255,.18);box-shadow:inset 0 0 0 1px rgba(255,255,255,.6)}

/* ============================================================
   HEADER
   ============================================================ */
.header{
  position:fixed;top:0;left:0;right:0;z-index:90;height:86px;display:flex;align-items:center;
  transition:background .4s ease,border-color .4s ease;border-bottom:1px solid transparent;
}
.header.solid{background:rgba(2,12,77,.9);backdrop-filter:blur(14px);border-bottom-color:var(--borda)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;width:100%}
.marca{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--branco)}
.marca img{width:54px;height:54px;object-fit:contain}
.marca b{font-size:.95rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.nav{display:flex;gap:28px;align-items:center}
.nav a{
  font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--nevoa);text-decoration:none;transition:color .3s ease;
}
.nav a:hover{color:var(--branco)}
.nav .btn{color:var(--branco)}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:26px;height:2px;background:var(--branco);margin:5px 0}

.menu{
  position:fixed;inset:0;z-index:95;background:var(--azul-solido);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;
  opacity:0;visibility:hidden;transition:opacity .35s ease,visibility .35s;
}
.menu::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:.6}
.menu a,.menu .fechar,.menu img{position:relative}
.menu img{width:76px;margin-bottom:14px}
.menu a{font-size:1.55rem;font-weight:800;color:var(--branco);text-decoration:none}
.menu.open{opacity:1;visibility:visible}
.menu .fechar{position:absolute;top:20px;right:22px;background:none;border:0;color:var(--branco);font-size:2.2rem;line-height:1;cursor:pointer}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  min-height:100svh;display:flex;align-items:center;text-align:center;
  padding:150px 0 110px;position:relative;
}
.hero-inner{max-width:880px;margin:0 auto}
.hero h1{font-size:clamp(1.85rem,3.6vw,2.85rem);margin-bottom:22px;text-wrap:balance}
.hero .chamada{font-size:clamp(1rem,1.6vw,1.14rem);max-width:60ch;margin:0 auto 34px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.fade{opacity:0;transform:translateY(22px);animation:entra .9s ease forwards}
.fade:nth-of-type(2){animation-delay:.12s}
.fade:nth-of-type(3){animation-delay:.24s}
@keyframes entra{to{opacity:1;transform:none}}

/* ============================================================
   SEÇÕES
   ============================================================ */
.sec{padding:clamp(78px,10vw,124px) 0;position:relative}
.sec-topo{max-width:60ch;margin-bottom:clamp(36px,5vw,58px)}
.sec-topo h2{font-size:clamp(1.75rem,3.4vw,2.5rem);margin-bottom:18px}

/* O Projeto */
.projeto-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,70px);align-items:start}
.projeto-grid .texto{font-size:1.05rem}

/* Por que */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2.4vw,26px)}
.card{
  background:var(--vidro);border:1px solid var(--borda);padding:34px 30px 36px;
  position:relative;overflow:hidden;transition:transform .4s ease,background .4s ease;
}
.card:hover{transform:translateY(-6px);background:rgba(255,255,255,.16)}
.card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:100%;background:var(--branco);
  transform:scaleX(0);transform-origin:left;transition:transform .6s ease;
}
.card:hover::before{transform:scaleX(1)}
.card h3{font-size:1.28rem;margin-bottom:12px}

/* Como funciona */
.passos{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.5vw,30px)}
.passo{position:relative;z-index:1}
.passo:not(:last-child)::after{
  content:"";position:absolute;top:26px;left:66px;
  right:calc(-1 * clamp(18px,2.5vw,30px));height:2px;background:rgba(255,255,255,.45);
  transform:scaleX(0);transform-origin:left;transition:transform .9s ease;
}
.passos.on .passo:not(:last-child)::after{transform:scaleX(1)}
.passos.on .passo:nth-child(2)::after{transition-delay:.22s}
.passos.on .passo:nth-child(3)::after{transition-delay:.44s}
.passo .bolha{
  width:54px;height:54px;display:grid;place-items:center;font-weight:800;font-size:1.05rem;
  background:var(--azul-solido);border:2px solid var(--branco);border-radius:50%;margin-bottom:22px;
}
.passo h3{font-size:1.1rem;margin-bottom:10px}
.passo p{font-size:.97rem}

/* Duas portas */
.dupla-cta .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,3vw,32px)}
.porta{
  padding:clamp(34px,4.5vw,52px);background:var(--vidro);border:1px solid var(--borda);
  display:flex;flex-direction:column;gap:16px;align-items:flex-start;transition:background .4s ease;
}
.porta:hover{background:rgba(255,255,255,.16)}
.porta h3{font-size:clamp(1.25rem,2.2vw,1.65rem)}
.porta p{font-size:.98rem}
.porta .btn{margin-top:6px}

/* Contato */
.contato-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(36px,5vw,72px)}
.canais{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:14px}
.canais a{
  display:flex;gap:14px;align-items:baseline;text-decoration:none;color:var(--branco);
  border-bottom:1px solid var(--borda);padding-bottom:13px;transition:border-color .3s ease;
}
.canais a:hover{border-color:var(--branco)}
.canais b{font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;color:var(--nevoa-fraca);min-width:96px}

form{display:grid;gap:15px}
.campo{display:grid;gap:7px}
.campo label{font-size:.68rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--nevoa-fraca)}
.campo input,.campo select,.campo textarea{
  background:rgba(255,255,255,.10);border:1px solid var(--borda);color:var(--branco);
  padding:13px 15px;font-family:var(--fonte);font-size:.98rem;border-radius:0;
  transition:border-color .3s ease,background .3s ease;
}
.campo input::placeholder,.campo textarea::placeholder{color:rgba(255,255,255,.5)}
.campo input:focus,.campo select:focus,.campo textarea:focus{border-color:var(--branco);background:rgba(255,255,255,.18);outline:none}
.campo select option{background:var(--azul-solido);color:var(--branco)}
.campo textarea{resize:vertical;min-height:112px}
.dupla{display:grid;grid-template-columns:1fr 1fr;gap:15px}
form button{border:0;cursor:pointer;font-family:var(--fonte);margin-top:6px}
.nota{font-size:.82rem;color:var(--nevoa-fraca);margin:0}

/* Rodapé */
.rodape{padding:44px 0;border-top:1px solid var(--borda)}
.rodape .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.rodape p{margin:0;font-size:.84rem;color:var(--nevoa-fraca)}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .85s ease,transform .85s ease}
.reveal.on{opacity:1;transform:none}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width:1000px){
  .cards{grid-template-columns:1fr}
  .passos{grid-template-columns:1fr 1fr}
  .passo:not(:last-child)::after{display:none}
  .contato-grid{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav{display:none}
  .burger{display:block}
  .header{height:76px}
  .marca img{width:46px;height:46px}
  .projeto-grid{grid-template-columns:1fr}
  .dupla-cta .wrap{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .passos{grid-template-columns:1fr}
  .dupla{grid-template-columns:1fr}
  .hero-ctas{flex-direction:column;align-items:stretch}
  .marca b{font-size:.82rem;letter-spacing:.1em}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  .reveal,.fade{opacity:1;transform:none}
  html{scroll-behavior:auto}
}