/* ============================================================
   LTE Brasil — V2  ·  design system claro, marca magenta/roxo
   Sem dependência externa: tipografia de sistema, ícones SVG locais.
   ============================================================ */
:root{
  --brand:#B3268E; --brand-deep:#8D168C; --brand-vivid:#D20FAE; --brand-ink:#7A1279;
  --brand-tint:#FBF1F8; --brand-tint-2:#F6E8F4;
  --ink:#14161C; --body:#4C525C; --muted:#6B727C;
  --line:#E8E9EF; --line-soft:#F0F1F5;
  --bg:#FFFFFF; --bg-soft:#F7F8FA; --bg-soft-2:#FAFAFC;
  --max:1200px; --pad:24px;
  --r-lg:20px; --r-md:14px; --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(20,22,28,.04),0 4px 14px rgba(20,22,28,.05);
  --shadow-md:0 10px 30px rgba(20,22,28,.08);
  --shadow-brand:0 10px 26px rgba(179,38,142,.22);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:var(--font);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{max-width:100%}
img{height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,h4{color:var(--ink);line-height:1.12;letter-spacing:-.022em;margin:0;font-weight:800}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.section{padding-block:clamp(64px,7.5vw,108px)}
.section--soft{background:var(--bg-soft)}
.skip{position:absolute;left:-9999px;top:0;background:#fff;color:var(--ink);padding:12px 16px;border-radius:8px;z-index:200}
.skip:focus{left:16px;top:16px}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}

/* ---------- tipografia de seção ---------- */
.eyebrow{
  display:block;font-size:12px;font-weight:800;letter-spacing:.18em;
  text-transform:uppercase;color:var(--brand);margin-bottom:14px;
}
.h-sec{font-size:clamp(29px,3.5vw,45px)}
.h-sub{font-size:clamp(17px,1.3vw,19px);color:var(--body);max-width:62ch;margin-top:18px}
.sec-head{max-width:720px;margin-bottom:clamp(34px,4vw,54px)}
.sec-head--center{margin-inline:auto;text-align:center}

/* ---------- botões ---------- */
.btn{
  --btn-bg:linear-gradient(135deg,var(--brand-vivid),var(--brand-deep));
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 26px;border-radius:var(--r-pill);border:1px solid transparent;
  background:var(--btn-bg);color:#fff;font-weight:700;font-size:15.5px;cursor:pointer;
  box-shadow:var(--shadow-brand);transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(179,38,142,.3)}
.btn .arrow{transition:transform .18s ease}
.btn:hover .arrow{transform:translateX(3px)}
.btn--ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn--ghost:hover{border-color:#D9C3D6;box-shadow:var(--shadow-md);transform:translateY(-2px)}
.btn--sm{min-height:44px;padding:0 20px;font-size:14.5px}
.btn--wide{width:100%}

/* ---------- header ---------- */
.header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(14px);border-bottom:1px solid var(--line-soft);
}
.header__bar{display:flex;align-items:center;gap:28px;min-height:82px}
.brand{display:inline-flex;align-items:center;flex:0 0 auto}
.brand img{height:46px;width:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:30px}
.nav a{font-size:15px;font-weight:600;color:#3C424C;position:relative;padding-block:6px}
.nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:var(--brand);border-radius:2px;transition:right .22s ease;
}
.nav a:hover{color:var(--ink)}
.nav a:hover::after,.nav a[aria-current="true"]::after{right:0}
.nav a[aria-current="true"]{color:var(--brand)}
.header .btn{margin-left:6px}
.burger{
  display:none;margin-left:auto;width:46px;height:46px;border:1px solid var(--line);
  background:#fff;border-radius:12px;align-items:center;justify-content:center;cursor:pointer;
}
.burger span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .22s ease,top .22s ease;
}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 480px at 88% -6%,rgba(210,15,174,.09),transparent 62%),
  radial-gradient(620px 420px at 4% 12%,rgba(141,22,140,.05),transparent 60%),#fff;}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(24px,3vw,56px);align-items:center;
  padding-block:clamp(46px,5.4vw,78px) 0}
.hero__kicker{font-size:12.5px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:20px;display:block}
.hero h1{font-size:clamp(36px,5.1vw,62px);letter-spacing:-.033em}
.hero h1 .grad{white-space:nowrap;background:linear-gradient(100deg,var(--brand-vivid),var(--brand-deep));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{font-size:clamp(16.5px,1.32vw,19px);margin-top:22px;max-width:56ch;color:var(--body)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero__media{position:relative;align-self:stretch;display:flex;align-items:flex-end;justify-content:center;min-height:0}
.hero__media img{width:100%;max-width:600px;object-fit:contain}
.pills{display:flex;flex-wrap:wrap;gap:12px 16px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.pill{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:650;color:#41474F;white-space:nowrap}
.pill .ico{width:16px;height:16px;color:var(--brand);flex:0 0 auto}

/* ---------- diferenciais ---------- */
.edges{margin-top:clamp(26px,3.4vw,44px);padding-bottom:clamp(56px,6vw,84px)}
.edges__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.edge{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px 22px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.edge:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#EBD7E7}
.icobox{width:44px;height:44px;border-radius:12px;background:var(--brand-tint);color:var(--brand);
  display:grid;place-items:center;margin-bottom:16px}
.icobox .ico{width:22px;height:22px}
.edge h3{font-size:16.5px;margin-bottom:7px}
.edge p{font-size:14.5px;color:var(--muted);line-height:1.55}

/* ---------- cards de solução ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 28px 32px;
  box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;position:relative;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#EBD7E7}
.card h3{font-size:20px;margin-bottom:10px}
.card__desc{font-size:15px;color:var(--body)}
.card__list{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);display:grid;gap:8px}
.card__list li{position:relative;padding-left:20px;font-size:14px;color:var(--muted)}
.card__list li::before{
  content:"";position:absolute;left:0;top:.52em;width:7px;height:7px;border-radius:50%;
  background:linear-gradient(135deg,var(--brand-vivid),var(--brand-deep));
}
.card .icobox{width:50px;height:50px;border-radius:14px;margin-bottom:20px}
.card .icobox .ico{width:25px;height:25px}

/* ---------- como atuamos ---------- */
.flow{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(30px,5vw,80px);align-items:start}
.steps{display:grid;gap:0}
.step{display:grid;grid-template-columns:auto 1fr;gap:22px;padding:26px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step__n{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;font-size:13.5px;font-weight:800;
  color:var(--brand);background:var(--brand-tint);border:1px solid var(--brand-tint-2)
}
.step h3{font-size:18.5px;margin-bottom:6px}
.step p{font-size:14.8px;color:var(--muted)}
.flow__aside{position:sticky;top:112px}

/* ---------- mercados ---------- */
.grid-3.markets .card{padding:28px 26px 30px;overflow:hidden}
.market__top{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.market__top h3{font-size:18px}
.market p{font-size:14.6px;color:var(--muted)}
.market .icobox{margin:0;width:46px;height:46px;border-radius:13px}

/* ---------- tecnologias ---------- */
.tech{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(32px,5vw,70px);align-items:center}
.tags{display:flex;flex-wrap:wrap;gap:9px}
.tag{
  border:1px solid var(--line);background:#fff;border-radius:var(--r-pill);
  padding:9px 16px;font-size:13.5px;font-weight:650;color:#434953;box-shadow:var(--shadow-sm);
  transition:border-color .2s ease,color .2s ease,transform .2s ease
}
.tag:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.note{font-size:13.5px;color:var(--muted);margin-top:22px;padding-left:16px;border-left:2px solid var(--brand-tint-2)}

/* ---------- diagrama ---------- */
.diagram{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(20px,3vw,38px);box-shadow:var(--shadow-sm)}
.diagram svg{width:100%;height:auto;display:block}
.diagram__cap{font-size:13.2px;color:var(--muted);margin-top:18px;text-align:center}

/* ---------- cenários ---------- */
.scen{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.scen .card{display:flex;flex-direction:column}
.scen__tag{font-size:11.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.scen__row{margin-top:14px;padding-top:14px;border-top:1px solid var(--line-soft);font-size:14.2px;color:var(--muted)}
.scen__row b{color:var(--ink);font-weight:700;display:block;font-size:12.6px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:3px}

/* ---------- sobre ---------- */
.about{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(30px,5vw,70px);align-items:center}
.about__list{display:grid;gap:18px;margin-top:26px}
.about__list li{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start}
.about__list .ico{width:20px;height:20px;color:var(--brand);margin-top:3px}
.about__list b{color:var(--ink);display:block;margin-bottom:2px}
.about__list span{font-size:14.6px;color:var(--muted)}
.figures{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.figure{border:1px solid var(--line);border-radius:var(--r-md);padding:24px 22px;background:#fff;box-shadow:var(--shadow-sm)}
.figure b{display:block;font-size:16px;color:var(--ink);margin-bottom:6px}
.figure span{font-size:14px;color:var(--muted)}

/* ---------- CTA final ---------- */
.cta-final{
  border-radius:28px;padding:clamp(34px,4.6vw,64px);position:relative;overflow:hidden;
  background:linear-gradient(125deg,#8D168C 0%,#A51C92 45%,#D20FAE 100%);color:#fff;
  box-shadow:0 26px 60px rgba(141,22,140,.26);
}
.cta-final::after{
  content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background:radial-gradient(620px 320px at 88% 110%,rgba(255,255,255,.22),transparent 62%);
}
.cta-final__grid{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(24px,3.4vw,54px);align-items:center}
.cta-final h2{color:#fff;font-size:clamp(27px,3.3vw,42px)}
.cta-final p{color:rgba(255,255,255,.86);margin-top:16px;font-size:16.5px;max-width:52ch}
.cta-final .btn{background:#fff;color:var(--brand-deep);box-shadow:0 12px 30px rgba(0,0,0,.16)}
.cta-final .btn:hover{box-shadow:0 16px 36px rgba(0,0,0,.22)}
.cta-final__box{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cta-final__mail{font-size:14.5px;color:rgba(255,255,255,.8)}
.cta-final__mail a{border-bottom:1px solid rgba(255,255,255,.45)}

/* ---------- rodapé ---------- */
.footer{background:#101218;color:#9BA3AF;padding-block:clamp(46px,5vw,68px) 34px;margin-top:clamp(56px,6vw,92px)}
.footer__grid{display:grid;grid-template-columns:minmax(0,1.3fr) repeat(2,minmax(0,1fr));gap:clamp(28px,4vw,56px)}
.footer img{height:52px;width:auto}
.footer__tag{margin-top:20px;font-size:15px;color:#C6CBD4;max-width:34ch;line-height:1.6}
.footer h4{color:#fff;font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px;font-weight:800}
.footer__links{display:grid;gap:11px}
.footer__links a{font-size:14.6px;color:#9BA3AF;transition:color .18s ease}
.footer__links a:hover{color:#fff}
.footer__mail{font-size:14.6px;color:#E9D5E6}
.footer__bottom{margin-top:clamp(32px,4vw,52px);padding-top:24px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13.4px;color:#7C838F}

/* ---------- animação de entrada ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.is-in{opacity:1;transform:none}

/* ============================ responsivo ============================ */
@media (min-width:1021px){
  .nav > .btn{display:none}          /* o CTA do menu só existe no mobile */
}
@media (max-width:1180px){
  .nav{gap:22px}
  .nav a{font-size:14.4px}
}
@media (max-width:1020px){
  .header__bar{min-height:74px}
  .nav{
    position:fixed;inset:74px 0 auto;margin:0;display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:10px 24px 26px;box-shadow:var(--shadow-md);
    max-height:calc(100dvh - 74px);overflow-y:auto;
  }
  .nav.is-open{display:flex}
  .nav a{padding:15px 2px;border-bottom:1px solid var(--line-soft);font-size:16px}
  .nav a::after{display:none}
  .nav .btn{margin:20px 0 0;width:100%}
  .burger{display:flex}
  .header .btn--head{display:none}
  .hero__grid{grid-template-columns:1fr;gap:8px;padding-top:40px}
  .hero__media{order:2;margin-top:8px}
  .hero__media img{max-width:460px;margin-inline:auto}
  .edges__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.scen{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow,.tech,.about{grid-template-columns:1fr;gap:34px}
  .flow__aside{position:static}
  .cta-final__grid{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr}
  .footer__brandcol{grid-column:1 / -1}
}
@media (max-width:680px){
  :root{--pad:20px}
  .brand img{height:40px}
  .hero h1{font-size:clamp(32px,8.6vw,42px)}
  .hero__cta{gap:11px}
  .hero__cta .btn{width:100%}
  .pills{gap:12px 18px}
  .edges__grid,.grid-3,.scen,.figures{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .card{padding:26px 22px 28px}
  .cta-final{border-radius:22px}
  .step{grid-template-columns:1fr;gap:12px}
}
@media (min-width:1600px){
  :root{--max:1320px}
  .hero__media img{max-width:660px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}