/* ============================================================
   Grupo Marfre — site institucional
   Identidade: navy #132E53 · azul #007DC0 · light #DCE4EC · Outfit
   Estilo: institucional tech, geométrico, motivo chevron/hexágono
   ============================================================ */

/* ---------- Fontes ---------- */
@font-face { font-family:'Outfit'; font-weight:400; font-display:swap; src:url('/assets/fonts/Outfit-Regular.ttf') format('truetype'); }
@font-face { font-family:'Outfit'; font-weight:500; font-display:swap; src:url('/assets/fonts/Outfit-Medium.ttf') format('truetype'); }
@font-face { font-family:'Outfit'; font-weight:600; font-display:swap; src:url('/assets/fonts/Outfit-SemiBold.ttf') format('truetype'); }
@font-face { font-family:'Outfit'; font-weight:700; font-display:swap; src:url('/assets/fonts/Outfit-Bold.ttf') format('truetype'); }
@font-face { font-family:'Outfit'; font-weight:800; font-display:swap; src:url('/assets/fonts/Outfit-ExtraBold.ttf') format('truetype'); }
@font-face { font-family:'Outfit'; font-weight:900; font-display:swap; src:url('/assets/fonts/Outfit-Black.ttf') format('truetype'); }

/* ---------- Tokens ---------- */
:root{
  --navy:#132E53;
  --navy-deep:#0E2342;
  --navy-700:#1C3A66;
  --blue:#007DC0;
  --blue-deep:#0A6298;
  --light:#DCE4EC;
  --paper:#EDF2F7;
  --white:#FFFFFF;

  --ink:#132E53;
  --ink-soft:rgba(19,46,83,.70);
  --on-dark:#FFFFFF;
  --on-dark-soft:rgba(220,228,236,.78);

  --ff:'Outfit',system-ui,sans-serif;
  --wrap:1180px;
  --pad:clamp(20px,5vw,40px);
  --radius:10px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --chevron-blue:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cpath d='M14 12 30 30 14 48M30 12 46 30 30 48' fill='none' stroke='%23007DC0' stroke-width='3'/%3E%3C/svg%3E");
}

/* ---------- Reset ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--ff);
  background:var(--navy);
  color:var(--on-dark);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
::selection{background:var(--blue);color:#fff}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}

/* ---------- Tipografia utilitária ---------- */
.eyebrow{
  font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.26em;
  color:var(--blue);display:inline-flex;align-items:center;gap:.5em;
}
.eyebrow .chev{color:var(--blue);font-weight:900}
.hl{color:var(--blue)}
.chev{color:var(--blue);font-weight:900;font-family:var(--ff)}

.section{padding:clamp(72px,11vw,140px) 0}
.section,.hero,.cta-final{scroll-margin-top:80px}
.section-head{max-width:760px;margin-bottom:clamp(40px,6vw,68px)}
.section-title{
  font-weight:900;letter-spacing:-.035em;line-height:1.02;
  font-size:clamp(2rem,5.2vw,3.5rem);margin:.5em 0 .4em;
}
.section-lead{font-size:clamp(1.05rem,2vw,1.22rem);color:var(--ink-soft);max-width:60ch}
.on-dark .section-lead,.ia .section-lead{color:var(--on-dark-soft)}

/* ---------- Botões ---------- */
.btn{
  --b:var(--blue);
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-weight:700;font-size:1rem;letter-spacing:.01em;
  padding:.85em 1.6em;border-radius:8px;border:1.5px solid transparent;
  cursor:pointer;transition:transform .2s var(--ease),background .2s,color .2s,border-color .2s,box-shadow .2s;
  white-space:nowrap;
}
.btn-sm{padding:.6em 1.15em;font-size:.92rem}
.btn-lg{padding:1.02em 2em;font-size:1.06rem}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 28px -10px rgba(0,125,192,.7)}
.btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:0 14px 34px -10px rgba(0,125,192,.85)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.06);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--navy);}
.btn-light:hover{background:var(--light);transform:translateY(-2px);box-shadow:0 14px 34px -12px rgba(0,0,0,.4)}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:60;
  transition:background .3s var(--ease),border-color .3s,backdrop-filter .3s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(14,35,66,.86);backdrop-filter:blur(12px);
  border-bottom-color:rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:2rem;height:74px}
.brand-logo{height:34px;width:auto}
.nav{display:flex;gap:1.7rem;margin-left:auto}
.nav a{font-weight:600;font-size:.97rem;color:var(--on-dark-soft);position:relative;padding:.3em 0;transition:color .2s}
.nav a::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--blue);transition:width .25s var(--ease)}
.nav a:hover{color:#fff}
.nav a:hover::after{width:100%}
.header-cta{margin-left:.4rem}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:8px;margin-left:auto;cursor:pointer}
.nav-toggle span{width:26px;height:2px;background:#fff;border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.nav-mobile{
  position:fixed;top:74px;left:0;right:0;z-index:55;
  background:var(--navy-deep);border-bottom:1px solid rgba(255,255,255,.08);
  display:flex;flex-direction:column;gap:.4rem;padding:1.2rem var(--pad) 1.6rem;
  transform:translateY(-130%);transition:transform .4s var(--ease);
}
.nav-mobile.open{transform:translateY(0)}
.nav-mobile a{padding:.85rem .2rem;font-weight:600;font-size:1.1rem;border-bottom:1px solid rgba(255,255,255,.06)}
.nav-mobile .btn{margin-top:.8rem;border-bottom:0}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;overflow:hidden;
  min-height:100vh;display:flex;flex-direction:column;justify-content:center;
  padding:120px 0 96px;
  background:
    radial-gradient(120% 90% at 80% 0%, var(--navy-700) 0%, transparent 55%),
    var(--navy-deep);
}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-grid{
  position:absolute;inset:0;
  background-image:var(--chevron-blue);
  background-size:120px 120px;opacity:.04;
  mask-image:radial-gradient(120% 80% at 70% 30%,#000 0%,transparent 70%);
}
.hero-symbol{
  position:absolute;right:-8%;top:50%;transform:translateY(-50%);
  width:min(62vw,720px);opacity:.06;
  animation:float 9s ease-in-out infinite;
  transition:opacity .9s ease;
}
/* elemento 3D (Three.js) — ocupa o lugar do símbolo; some até o 3D montar */
.hero-3d{
  position:absolute;right:-9%;top:50%;transform:translateY(-50%);
  width:min(64vw,760px);height:min(64vw,760px);
  z-index:1;opacity:0;transition:opacity 1.1s ease;pointer-events:none;
}
.hero-3d canvas{width:100%!important;height:100%!important;display:block}
.hero3d-on .hero-3d{opacity:1}
.hero3d-on .hero-symbol{opacity:0}
@keyframes float{0%,100%{transform:translateY(-50%)}50%{transform:translateY(-54%)}}

.hero-inner{position:relative;z-index:2;max-width:920px}
.hero-title{
  font-weight:900;letter-spacing:-.04em;line-height:.98;
  font-size:clamp(2.6rem,7.6vw,5.6rem);margin:.42em 0 .5em;max-width:16ch;
}
.hero-sub{font-size:clamp(1.1rem,2.3vw,1.42rem);color:var(--on-dark-soft);max-width:60ch;line-height:1.5}
.hero-cta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.2rem}
.hero-trust{margin-top:1.8rem;font-size:.92rem;color:rgba(220,228,236,.55);letter-spacing:.02em}

/* marquee */
.hero-marquee{position:absolute;bottom:0;left:0;right:0;z-index:2;
  border-top:1px solid rgba(255,255,255,.08);padding:18px 0;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
}
.marquee-track{display:flex;align-items:center;gap:1.6rem;width:max-content;
  animation:marquee 32s linear infinite;}
.marquee-track span{font-weight:700;font-size:.92rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(220,228,236,.5);white-space:nowrap}
.marquee-track .dot{color:var(--blue)}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ============================================================
   PILARES
   ============================================================ */
.pillars{background:var(--navy);border-top:1px solid rgba(255,255,255,.06);position:relative;z-index:3}
.pillars-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;padding-block:clamp(40px,6vw,64px)}
.pillar{padding:1.4rem clamp(1rem,3vw,2.4rem);border-left:1px solid rgba(255,255,255,.08)}
.pillar:first-child{border-left:0;padding-left:0}
.pillar-num{font-weight:900;font-size:.9rem;color:var(--blue);letter-spacing:.1em}
.pillar h3{font-weight:800;font-size:1.4rem;margin:.5rem 0 .5rem;letter-spacing:-.02em}
.pillar p{color:var(--on-dark-soft);font-size:1.02rem}

/* ============================================================
   SERVIÇOS (fundo claro)
   ============================================================ */
.services{background:var(--paper);color:var(--ink)}
.services .eyebrow{color:var(--blue)}
.services .section-title{color:var(--navy)}
.cards-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:var(--white);border:1px solid rgba(19,46,83,.09);border-radius:var(--radius);
  padding:30px 26px 32px;position:relative;overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s,border-color .25s;
}
.card::before{content:'';position:absolute;top:0;left:0;height:3px;width:0;background:var(--blue);transition:width .35s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:0 24px 50px -26px rgba(19,46,83,.35);border-color:transparent}
.card:hover::before{width:100%}
.card-ic{width:54px;height:54px;border-radius:12px;display:grid;place-items:center;
  background:rgba(0,125,192,.10);color:var(--blue);margin-bottom:20px;transition:background .25s,color .25s}
.card-ic svg{width:28px;height:28px}
.card:hover .card-ic{background:var(--blue);color:#fff}
.card h3{font-weight:800;font-size:1.22rem;letter-spacing:-.02em;color:var(--navy);margin-bottom:.5rem}
.card p{color:var(--ink-soft);font-size:.99rem;line-height:1.5}

/* ============================================================
   IA EM DESTAQUE
   ============================================================ */
.ia{position:relative;overflow:hidden;background:var(--navy-deep);
  border-top:1px solid rgba(255,255,255,.06)}
.ia-symbol{position:absolute;left:-6%;bottom:-12%;width:min(46vw,520px);opacity:.05;z-index:0}
.ia-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,80px);align-items:center}
.ia-copy .section-title{color:#fff}
.ia-list{display:flex;flex-direction:column;gap:14px}
.ia-list li{display:flex;gap:1rem;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius);padding:20px 22px;transition:border-color .25s,background .25s,transform .25s var(--ease)}
.ia-list li:hover{border-color:rgba(0,125,192,.6);background:rgba(0,125,192,.08);transform:translateX(4px)}
.ia-list .chev{font-size:1.5rem;line-height:1}
.ia-list strong{display:block;font-weight:800;font-size:1.12rem;margin-bottom:.2rem;color:#fff;letter-spacing:-.01em}
.ia-list div{color:var(--on-dark-soft);font-size:.98rem}

/* ============================================================
   PROCESSO
   ============================================================ */
.process{background:var(--navy);border-top:1px solid rgba(255,255,255,.06)}
.process .section-title{color:#fff}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{position:relative;padding-top:28px;border-top:2px solid rgba(255,255,255,.12)}
.step::after{content:'›';position:absolute;top:14px;right:-14px;color:var(--blue);font-weight:900;font-size:1.4rem}
.step:last-child::after{display:none}
.step-num{font-weight:900;font-size:clamp(2.6rem,5vw,3.6rem);color:var(--blue);letter-spacing:-.04em;line-height:1;display:block;margin-bottom:.3rem}
.step h3{font-weight:800;font-size:1.3rem;margin-bottom:.45rem;letter-spacing:-.02em}
.step p{color:var(--on-dark-soft);font-size:1rem}

/* ============================================================
   DIFERENCIAIS
   ============================================================ */
.why{background:var(--navy-deep);border-top:1px solid rgba(255,255,255,.06)}
.why .section-title{color:#fff}
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.why-item{display:grid;grid-template-columns:auto 1fr;gap:.2rem 1.1rem;align-items:start;
  padding:28px 30px;border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);
  background:rgba(255,255,255,.02);transition:border-color .25s,background .25s}
.why-item:hover{border-color:rgba(0,125,192,.5);background:rgba(0,125,192,.06)}
.why-item .chev{grid-row:1/3;font-size:1.7rem;line-height:1}
.why-item h3{font-weight:800;font-size:1.24rem;letter-spacing:-.02em}
.why-item p{color:var(--on-dark-soft);font-size:1rem}

/* ============================================================
   SOBRE
   ============================================================ */
.about{background:var(--light);color:var(--ink)}
.about .eyebrow{color:var(--blue)}
.about-inner{display:grid;grid-template-columns:0.8fr 1.2fr;gap:clamp(36px,6vw,72px);align-items:center}
.about-mark{display:grid;place-items:center}
.about-mark img{width:min(58vw,300px)}
.about-copy .section-title{color:var(--navy)}
.about-copy p{color:var(--ink-soft);font-size:1.12rem;max-width:56ch}
.about-copy blockquote{
  margin-top:1.6rem;padding-left:1.4rem;border-left:4px solid var(--blue);
  font-weight:600;font-size:1.18rem;color:var(--navy);line-height:1.45;font-style:italic;max-width:52ch;
}

/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-final{position:relative;overflow:hidden;background:var(--blue);color:#fff;
  padding:clamp(72px,10vw,120px) 0;text-align:center}
.cta-grid-bg{position:absolute;inset:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cpath d='M14 12 30 30 14 48M30 12 46 30 30 48' fill='none' stroke='%23ffffff' stroke-width='3'/%3E%3C/svg%3E");
  background-size:110px 110px;opacity:.07}
.cta-inner{position:relative;z-index:2;max-width:760px;margin-inline:auto}
.cta-final h2{font-weight:900;letter-spacing:-.035em;line-height:1.02;font-size:clamp(2.1rem,5.4vw,3.6rem)}
.cta-final p{font-size:clamp(1.08rem,2.2vw,1.3rem);color:rgba(255,255,255,.9);margin:.8rem auto 2rem;max-width:48ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:1.4rem;align-items:center;justify-content:center}
.cta-phone{font-weight:800;font-size:1.3rem;letter-spacing:.01em;border-bottom:2px solid rgba(255,255,255,.5);padding-bottom:2px;transition:border-color .2s}
.cta-phone:hover{border-color:#fff}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--navy-deep);padding:clamp(56px,8vw,84px) 0 28px;border-top:1px solid rgba(255,255,255,.07)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer-logo{height:32px;margin-bottom:1.1rem}
.footer-brand p{color:var(--on-dark-soft);font-size:.98rem;max-width:32ch}
.footer-col h4{font-weight:800;font-size:.82rem;text-transform:uppercase;letter-spacing:.18em;color:var(--blue);margin-bottom:1.1rem}
.footer-col a,.footer-contact span{display:block;color:var(--on-dark-soft);font-size:.98rem;padding:.32rem 0;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-contact span{padding-top:.6rem;line-height:1.5}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  color:rgba(220,228,236,.5);font-size:.86rem}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:70;width:58px;height:58px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;
  box-shadow:0 12px 30px -8px rgba(37,211,102,.7);transition:transform .25s var(--ease)}
.wa-float svg{width:30px;height:30px}
.wa-float:hover{transform:scale(1.08) translateY(-2px)}

/* ============================================================
   REVEAL (animação de entrada)
   ============================================================ */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.is-visible{opacity:1;transform:none}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width:960px){
  .nav,.header-cta{display:none}
  .nav-toggle{display:flex}
  .cards-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:34px 20px}
  .step::after{display:none}
  .ia-inner{grid-template-columns:1fr;gap:36px}
  .about-inner{grid-template-columns:1fr;text-align:center}
  .about-mark{order:-1}.about-mark img{width:200px}
  .about-copy p{margin-inline:auto}
  .about-copy blockquote{margin-inline:auto;text-align:left}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .pillars-grid{grid-template-columns:1fr;gap:6px}
  .pillar{border-left:0;border-top:1px solid rgba(255,255,255,.08);padding:1.4rem 0}
  .pillar:first-child{border-top:0}
  .cards-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero{min-height:auto;padding:130px 0 90px}
  .cta-actions{flex-direction:column}
}

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