:root{
  --ink:#000;
  --paper:#fff;
  --bg-soft:#F9F9F9;
  --muted:rgba(0,0,0,.6);
  --faint:rgba(0,0,0,.58);
  --line:rgba(0,0,0,.1);

  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;

  --container:1180px;
}

*{box-sizing:border-box;min-width:0}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3{font-family:var(--font-body);text-wrap:balance;margin:0}
h1 em,h2 em{font-style:italic;font-weight:600}
a{color:inherit}
.mono{font-variant-numeric:tabular-nums}
.small{font-size:12px}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:18px 24px;
  display:flex;align-items:center;gap:32px;
}
.brand{display:flex;align-items:center;text-decoration:none}
.logo{height:34px;width:auto;object-fit:contain}
.nav-links{display:flex;align-items:center;gap:28px;flex:1}
.nav-links a{
  text-decoration:none;color:var(--muted);
  font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  transition:color .18s;
}
.nav-links a:hover{color:var(--ink)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 24px;border-radius:3px;
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease, opacity .18s ease;
}
.btn-primary{
  background:var(--ink);color:#fff;
  position:relative;overflow:hidden;
  box-shadow:0 1px 2px rgba(0,0,0,.12), 0 10px 22px -12px rgba(0,0,0,.5);
}
.btn-primary::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg, transparent 40%, rgba(255,255,255,.35) 50%, transparent 60%);
  background-size:220% 100%;background-position:120% 0;
  transition:background-position .7s ease;
  pointer-events:none;
}
.btn-primary:hover::before{background-position:-20% 0}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 1px 2px rgba(0,0,0,.18), 0 14px 26px -12px rgba(0,0,0,.55)}
.btn-primary:active{transform:translateY(0)}
.btn-primary span{position:relative;z-index:1}
.btn-ghost{
  background:transparent;color:var(--ink);
  border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--ink);background:rgba(0,0,0,.03)}
.btn-block{width:100%}

.nav-cta{
  background:var(--ink);color:#fff;text-decoration:none;
  padding:11px 20px;border-radius:3px;
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  white-space:nowrap;transition:opacity .18s;
}
.nav-cta:hover{opacity:.82}

/* ---------- hero ---------- */
.hero{
  border-bottom:1px solid var(--line);
  background:var(--bg-soft);
}
.hero-inner{
  max-width:var(--container);margin:0 auto;
  padding:clamp(56px,9vw,104px) 24px clamp(48px,8vw,96px);
  display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(32px,5vw,64px);align-items:center;
}
.eyebrow{
  display:block;font-size:9.5px;font-weight:800;
  text-transform:uppercase;letter-spacing:.32em;color:var(--faint);
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(2.2rem,3.8vw,3.4rem);font-weight:300;line-height:1.12;
  letter-spacing:-.01em;margin-bottom:26px;text-transform:uppercase;
}
.lede{font-size:15.5px;line-height:1.75;color:var(--muted);font-weight:500;max-width:46ch;margin:0 0 34px}
.lede.small{font-size:13px;margin-bottom:10px;text-transform:none;font-weight:500}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}

.hero-art{
  width:100%;aspect-ratio:4/3;overflow:hidden;
  border-radius:4px;border:1px solid var(--line);background:var(--bg-soft);
  box-shadow:0 1px 2px rgba(0,0,0,.03), 0 28px 52px -34px rgba(0,0,0,.3);
}
.hero-art img{
  width:100%;height:100%;object-fit:cover;display:block;
  filter:grayscale(1) contrast(1.08);
}

/* ---------- sections ---------- */
.section{padding:clamp(56px,9vw,96px) 24px}
.section-alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-inner{max-width:var(--container);margin:0 auto}
.section h2{font-size:clamp(1.6rem,2.8vw,2.3rem);font-weight:300;line-height:1.28;letter-spacing:-.005em;max-width:24ch;text-transform:uppercase}

.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,5vw,56px)}
.split-body p{font-size:14.5px;line-height:1.8;color:var(--muted);font-weight:500;max-width:58ch;margin:0 0 34px}

.value-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.value-item{display:flex;gap:16px;align-items:flex-start}
.value-num{
  flex-shrink:0;width:26px;height:26px;background:var(--ink);color:#fff;
  border-radius:3px;display:flex;align-items:center;justify-content:center;
  font-size:10px;font-weight:700;
}
.value-item p{font-size:13px;line-height:1.65;color:var(--muted);font-weight:500;margin:2px 0 0}

/* ---------- steps ---------- */
.steps{
  list-style:none;margin:52px 0 0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  border-top:1px solid var(--line);
}
.steps li{padding:34px 28px 0;border-right:1px solid var(--line)}
.steps li:first-child{padding-left:0}
.steps li:last-child{padding-right:0;border-right:none}
.step-num{
  display:flex;width:32px;height:32px;align-items:center;justify-content:center;
  background:var(--ink);color:#fff;border-radius:3px;
  font-size:11px;font-weight:700;margin-bottom:20px;
}
.steps h3{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.14em;margin-bottom:12px}
.steps p{font-size:13px;line-height:1.75;color:var(--muted);font-weight:500;margin:0;max-width:34ch}

/* ---------- security list ---------- */
.security-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:24px}
.security-list li{display:flex;gap:16px;align-items:flex-start}
.check{
  flex-shrink:0;width:24px;height:24px;border-radius:3px;
  background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;
  margin-top:1px;
}
.security-list div{font-size:13.5px;line-height:1.7;color:var(--muted);font-weight:500;max-width:56ch}
.security-list strong{color:var(--ink);font-weight:700}

/* ---------- contact ---------- */
.contact-split{align-items:start}
.email-link{
  display:inline-block;font-size:14px;font-weight:700;color:var(--ink);
  text-decoration:underline;text-underline-offset:4px;
}
.contact-form{
  background:var(--paper);border:1px solid var(--line);border-radius:4px;
  padding:34px;display:flex;flex-direction:column;gap:22px;
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--faint)}
.field input,.field select,.field textarea{
  border:none;border-bottom:1px solid rgba(0,0,0,.2);border-radius:0;
  padding:10px 0;font-size:14px;font-family:inherit;font-weight:500;color:var(--ink);
  background:transparent;outline:none;transition:border-color .18s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--ink);box-shadow:0 1px 0 0 var(--ink)}
.field textarea{resize:vertical}

.thanks{display:none;text-align:center;padding:40px 24px;color:var(--muted)}
#obrigado:target{display:block}

/* ---------- legal doc (regulamento) ---------- */
.hero-doc .hero-inner{grid-template-columns:1fr;max-width:760px;padding-bottom:clamp(40px,7vw,64px)}
.legal-doc{display:flex;flex-direction:column;gap:48px;max-width:74ch}
.legal-block h2{
  font-size:.95rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;
  padding-bottom:14px;margin-bottom:18px;border-bottom:1px solid var(--line);
}
.legal-block p{font-size:14px;line-height:1.85;color:var(--muted);font-weight:500;margin:0 0 14px}
.legal-block p:last-child{margin-bottom:0}
.legal-block p strong{color:var(--ink);font-weight:700;margin-right:4px}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:rgba(255,255,255,.72)}
.footer-inner{
  max-width:var(--container);margin:0 auto;padding:68px 24px 44px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;
}
.footer-brand p{font-size:12.5px;color:rgba(255,255,255,.5);margin:16px 0 0;max-width:26ch;line-height:1.65;font-weight:500}
.footer-logo{filter:brightness(0) invert(1);opacity:.95}
.footer-col{display:flex;flex-direction:column;gap:12px}
.footer-title{font-size:9.5px;font-weight:800;text-transform:uppercase;letter-spacing:.18em;color:rgba(255,255,255,.58);margin-bottom:4px}
.footer-col a{color:rgba(255,255,255,.78);text-decoration:none;font-size:13px;font-weight:500}
.footer-col a:hover{color:#fff}
.footer-col span{color:rgba(255,255,255,.6);font-size:12.5px;font-weight:500}
.footer-legal{
  border-top:1px solid rgba(255,255,255,.1);
  max-width:var(--container);margin:0 auto;padding:22px 24px;
  font-size:11px;color:rgba(255,255,255,.42);
}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease, transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (max-width:920px){
  .hero-inner{grid-template-columns:1fr}
  .hero-art{max-width:340px;margin:0 auto}
  .split{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;border-top:none}
  .steps li{border-right:none;border-top:1px solid var(--line);padding:28px 0 0}
  .footer-inner{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
}
@media (max-width:640px){
  .form-row{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;gap:32px}
}