/* Fontoura Tecnologia
   Paleta e tipografia extraídas do modelo aprovado.
   Correções aplicadas: contraste do rótulo em seção clara e header
   transparente sobre fundo claro. */

:root{
  --night:      #071627;
  --navy:       #0C2140;
  --paper:      #F2F4F6;
  --accent:     #2E9BFF;   /* sobre fundo escuro */
  --accent-dk:  #1268B0;   /* sobre fundo claro, 5,2:1 no #F2F4F6 */
  --text:       #EAF2FA;
  --text-soft:  #C6D9EC;
  --ink:        #131A22;
  --ink-soft:   #45525F;
  --line-dark:  rgba(198,217,236,.16);
  --line-light: rgba(19,26,34,.14);

  --shell:      1120px;
  --shell-nar:  768px;
  --radius:     6px;
  --header-h:   64px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }

html{
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 16px);
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--night);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; height:auto; display:block; }

.skip-link{
  position:absolute; left:-9999px; top:0;
  background:var(--accent); color:var(--night);
  padding:12px 18px; font-weight:600; z-index:100; border-radius:0 0 var(--radius) 0;
}
.skip-link:focus{ left:0; }

:focus-visible{
  outline:3px solid var(--accent);
  outline-offset:3px;
  border-radius:3px;
}

.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:20px;
}
/* Mede o texto em ~768px para leitura confortável, mas mantém a mesma
   borda esquerda das seções largas. Centralizar a coluna estreita fazia
   a margem esquerda "dançar" de uma seção para outra. */
.shell-narrow > *{ max-width:var(--shell-nar); }

/* ---------------- header ---------------- */

.site-header{
  position:fixed; inset:0 0 auto 0; z-index:50;
  height:var(--header-h);
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background-color .3s ease, border-color .3s ease;
}
/* correção do modelo original: header transparente ficava ilegível
   ao passar sobre a seção clara. Agora ganha fundo ao rolar. */
.site-header.is-scrolled{
  background:rgba(7,22,39,.94);
  border-bottom-color:var(--line-dark);
  backdrop-filter:saturate(140%) blur(8px);
}

.header-inner{
  height:var(--header-h);
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}

.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--text); }
.brand-mark{
  display:grid; place-items:center;
  width:32px; height:32px; border-radius:var(--radius);
  background:var(--accent); color:var(--night);
  font-weight:700; font-size:13px; letter-spacing:.02em;
}
.brand-name{ font-weight:600; font-size:15px; letter-spacing:-.01em; }

.nav{ display:flex; align-items:center; gap:26px; }
.nav a{
  color:var(--text-soft); text-decoration:none;
  font-size:14px; font-weight:500;
}
.nav a:hover{ color:var(--text); }
.nav .nav-cta{
  background:var(--accent); color:var(--night);
  padding:9px 16px; border-radius:var(--radius); font-weight:600;
}
.nav .nav-cta:hover{ background:#57AFFF; color:var(--night); }

.nav-toggle{
  display:none;
  width:42px; height:42px; padding:10px;
  background:transparent; border:1px solid var(--line-dark);
  border-radius:var(--radius); cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; background:var(--text); border-radius:2px; }
.nav-toggle span + span{ margin-top:5px; }

/* ---------------- faixas ---------------- */

section{ padding:96px 0; }
.band-dark{  background:var(--night); color:var(--text); }
.band-mid{   background:var(--navy);  color:var(--text); }
.band-light{ background:var(--paper); color:var(--ink); }

.hero{
  padding-top:calc(var(--header-h) + 88px);
  padding-bottom:104px;
}

/* ---------------- tipografia ---------------- */

.eyebrow{
  margin:0 0 16px;
  font-size:13px; font-weight:600;
  letter-spacing:.14em; text-transform:uppercase;
  color:var(--accent);
}
.band-light .eyebrow{ color:var(--accent-dk); }

h1{
  margin:0 0 20px;
  font-size:clamp(2.1rem, 6vw, 3.75rem);
  font-weight:700; line-height:1.02; letter-spacing:-.03em;
  text-wrap:balance; max-width:16ch;
}

h2{
  margin:0 0 20px;
  font-size:clamp(1.6rem, 3.6vw, 2.25rem);
  font-weight:700; line-height:1.12; letter-spacing:-.025em;
  text-wrap:balance;
}

h3{ margin:0 0 8px; font-size:1.0625rem; font-weight:650; letter-spacing:-.01em; }

p{ margin:0 0 16px; }
p:last-child{ margin-bottom:0; }

.lede{ font-size:1.0625rem; color:var(--text-soft); max-width:62ch; }
.band-light .lede{ color:var(--ink-soft); }

.note{ font-size:.875rem; color:var(--text-soft); opacity:.85; }
.band-light .note{ color:var(--ink-soft); opacity:1; }

a{ color:var(--accent); }
.band-light a{ color:var(--accent-dk); }

/* ---------------- botões ---------------- */

.actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:28px; }

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  min-height:48px; padding:0 24px;
  border-radius:var(--radius); border:1px solid transparent;
  font-size:16px; font-weight:600; text-decoration:none; cursor:pointer;
  font-family:inherit;
  transition:background-color .2s ease, border-color .2s ease, color .2s ease;
}
.btn-primary{ background:var(--accent); color:var(--night); }
.btn-primary:hover{ background:#57AFFF; }
.btn-ghost{ background:transparent; color:var(--text); border-color:var(--line-dark); }
.btn-ghost:hover{ border-color:var(--text-soft); }

/* ---------------- serviços ---------------- */

.cards{
  list-style:none; margin:44px 0 0; padding:0;
  display:grid; gap:16px;
  grid-template-columns:repeat(auto-fit, minmax(290px,1fr));
}
.card{
  border:1px solid var(--line-dark);
  border-radius:10px;
  padding:26px 24px;
  background:rgba(198,217,236,.03);
}
.card-num{
  display:block; margin-bottom:14px;
  font-size:12px; font-weight:700; letter-spacing:.16em;
  color:var(--accent);
}
.card p{ color:var(--text-soft); font-size:.9375rem; margin:0; }

/* ---------------- para quem é ---------------- */

.checklist{ list-style:none; margin:36px 0 0; padding:0; display:grid; gap:16px; }
.checklist li{
  position:relative; padding-left:30px;
  color:var(--text-soft);
}
.checklist li::before{
  content:""; position:absolute; left:0; top:.6em;
  width:10px; height:10px; border-radius:50%;
  background:var(--accent);
}
.closing{
  margin-top:32px; padding-top:24px;
  border-top:1px solid var(--line-dark);
  font-size:1.0625rem;
}

/* ---------------- passos ---------------- */

.steps{ list-style:none; margin:44px 0 0; padding:0; display:grid; gap:14px; }
.step{
  display:flex; gap:20px; align-items:flex-start;
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:10px;
  padding:24px;
}
.step-num{
  flex:0 0 auto;
  display:grid; place-items:center;
  width:34px; height:34px; border-radius:50%;
  background:var(--accent-dk); color:#fff;
  font-weight:700; font-size:15px;
}
.step h3{ color:var(--ink); }
.step p{ margin:0; color:var(--ink-soft); font-size:.9375rem; }

/* ---------------- entrega do raio-x ---------------- */

.deliver{ list-style:none; margin:32px 0 0; padding:0; display:grid; gap:14px; }
.deliver li{
  position:relative; padding-left:34px;
  color:var(--text-soft);
}
.deliver li::before{
  content:"✓";
  position:absolute; left:0; top:0;
  color:var(--accent); font-weight:700;
}

/* ---------------- faq ---------------- */

.faq{ margin-top:36px; border-top:1px solid var(--line-dark); }
.faq details{ border-bottom:1px solid var(--line-dark); }
.faq summary{
  list-style:none; cursor:pointer;
  padding:20px 40px 20px 0; position:relative;
  font-weight:600; font-size:1.0625rem;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{
  content:"+";
  position:absolute; right:6px; top:50%; transform:translateY(-50%);
  font-size:1.5rem; font-weight:400; color:var(--accent); line-height:1;
}
.faq details[open] summary::after{ content:"−"; }
.faq details p{
  margin:0; padding:0 40px 24px 0;
  color:var(--text-soft); font-size:.9375rem;
}

/* ---------------- contato ---------------- */

.contact-grid{
  margin-top:44px;
  display:grid; gap:40px;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
}

.form-intro{ color:var(--text-soft); font-size:.9375rem; margin-bottom:24px; }

.field{ display:flex; flex-direction:column; gap:7px; margin-bottom:16px; }
.field label{
  font-size:12px; font-weight:600;
  letter-spacing:.1em; text-transform:uppercase;
  color:var(--text-soft);
}
.field input, .field textarea{
  width:100%;
  background:rgba(198,217,236,.06);
  border:1px solid var(--line-dark);
  border-radius:var(--radius);
  padding:12px 14px;
  color:var(--text);
  font:inherit; font-size:15px;
}
.field input::placeholder, .field textarea::placeholder{ color:rgba(198,217,236,.5); }
.field input:focus, .field textarea:focus{ border-color:var(--accent); outline:none; box-shadow:0 0 0 3px rgba(46,155,255,.25); }
.field textarea{ resize:vertical; min-height:104px; }

.form .btn{ width:100%; margin-top:8px; }
.form-erro{ margin-top:12px; color:#FFB3A7; font-size:.875rem; }

.contact-info{ display:grid; gap:28px; align-content:start; }
.info-block h3{
  font-size:12px; font-weight:700;
  letter-spacing:.12em; text-transform:uppercase;
  color:var(--accent); margin-bottom:8px;
}
.info-block p{ margin:0; color:var(--text-soft); font-size:.9375rem; }
.info-block a{ color:var(--text); text-decoration:none; border-bottom:1px solid var(--line-dark); }
.info-block a:hover{ border-bottom-color:var(--accent); }

.cidades{ list-style:none; margin:0 0 8px; padding:0; display:flex; flex-wrap:wrap; gap:8px; }
.cidades li{
  border:1px solid var(--line-dark);
  border-radius:99px; padding:4px 12px;
  font-size:.8125rem; color:var(--text-soft);
}

/* ---------------- rodapé ---------------- */

.site-footer{
  background:var(--night);
  border-top:1px solid var(--line-dark);
  padding:48px 0 56px;
}
.footer-inner{ display:grid; gap:10px; }
.footer-brand{ margin:0; font-weight:700; letter-spacing:-.01em; }
.footer-line{ margin:0; color:var(--text-soft); font-size:.9375rem; }
.footer-nav{ display:flex; flex-wrap:wrap; gap:20px; margin-top:8px; }
.footer-nav a{ color:var(--text-soft); text-decoration:none; font-size:.875rem; }
.footer-nav a:hover{ color:var(--text); }
.footer-copy{ margin:14px 0 0; color:var(--text-soft); opacity:.7; font-size:.8125rem; }

/* ---------------- animação ----------------
   O conteúdo é visível por padrão. O estado escondido só existe quando
   o JS confirma que vai animar (classe js-anim no html). Assim, se o JS
   falhar ou for bloqueado, a página aparece inteira em vez de ficar em
   branco. */

.js-anim .reveal{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .6s ease, transform .6s ease;
}
.js-anim .reveal.is-visible{ opacity:1; transform:none; }

/* ---------------- responsivo ---------------- */

@media (max-width:900px){
  .contact-grid{ grid-template-columns:1fr; gap:36px; }
}

@media (max-width:760px){
  section{ padding:72px 0; }
  .hero{ padding-top:calc(var(--header-h) + 56px); padding-bottom:76px; }
  h1{ max-width:none; }

  .nav-toggle{ display:block; }
  .nav{
    position:absolute; left:0; right:0; top:var(--header-h);
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--night);
    border-bottom:1px solid var(--line-dark);
    padding:8px 20px 20px;
    display:none;
  }
  .nav.is-open{ display:flex; }
  .nav a{ padding:14px 0; border-bottom:1px solid var(--line-dark); font-size:15px; }
  .nav .nav-cta{ margin-top:14px; text-align:center; border-bottom:none; }
  .site-header:has(.nav.is-open){ background:var(--night); }
}

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