:root{
  --bg:#F6F8FC;
  --card:#FFFFFF;
  --text:#0B1B3A;
  --muted:#4C5A73;
  --line:#E6EEF9;
  --blue:#2D6CDF;
  --cyan:#0FA3FF;
  --blue2:#EAF2FF;
  --shadow:0 14px 45px rgba(13,40,90,.10);
  --radius:18px;
  --max:1120px;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0E1220;
    --card:#1A1F2E;
    --text:#FFFFFF;
    --muted:#C9D1E3;
    --line:#2A3146;
    --blue:#3A7BFF;
    --cyan:#22B7FF;
    --blue2:#18233A;
    --shadow:0 18px 55px rgba(0,0,0,.40);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(1200px 600px at 10% 0%, rgba(45,108,223,.16), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(15,163,255,.18), transparent 55%),
    var(--bg);
  color:var(--text);
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max); margin:0 auto; padding:0 22px}
nav{
  position:sticky; top:0; z-index:20;
  backdrop-filter:saturate(140%) blur(10px);
  background:rgba(246,248,252,.70);
  border-bottom:1px solid rgba(230,238,249,.7);
}
@media (prefers-color-scheme: dark){
  nav{background:rgba(14,18,32,.68); border-bottom:1px solid rgba(42,49,70,.7);}
}
.navbar{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.nav-left{display:flex; align-items:center; gap:14px}
.nav-links{display:flex; gap:16px; align-items:center}
.nav-links a{color:var(--muted); font-weight:700; font-size:14px}
.nav-links a:hover{color:var(--text)}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid var(--line);
  font-weight:800;
  font-size:14px;
  cursor:pointer;
}
.btn.primary{
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  color:white;
  border-color:transparent;
  box-shadow:0 12px 26px rgba(45,108,223,.22);
}
.btn.ghost{
  background:transparent;
  color:var(--blue);
}
.btn.soft{
  background:var(--blue2);
  color:var(--blue);
  border-color:transparent;
}
.hero{
  padding:56px 0 20px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:26px;
  align-items:center;
}
@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr; }
}
.kicker{
  display:inline-flex; gap:10px; align-items:center;
  padding:8px 10px;
  border-radius:999px;
  background:var(--blue2);
  border:1px solid var(--line);
  color:var(--blue);
  font-weight:800;
  font-size:12px;
}
h1{
  margin:14px 0 10px;
  font-size:44px;
  line-height:1.08;
  letter-spacing:-.8px;
}
@media (max-width: 560px){ h1{font-size:34px;} }
.lead{color:var(--muted); font-size:16px; margin:0 0 18px; max-width: 56ch;}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap; margin:18px 0 6px;}
.hero-note{color:var(--muted); font-size:12px; margin-top:10px;}
.phone-card{
  border-radius:22px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.55);
  box-shadow:var(--shadow);
  padding:1px;
}

@media (max-width: 560px){ h1{font-size:34px;} }
.lead{color:var(--muted); font-size:16px; margin:0 0 18px; max-width: 56ch;}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap; margin:18px 0 6px;}
.hero-note{color:var(--muted); font-size:12px; margin-top:10px;}
.como-funciona{
  border-radius:22px;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  padding:1px;
}
@media (prefers-color-scheme: dark){
  .phone-card{background:rgba(26,31,46,.65);}
}
.phone-card img{width:100%; height:auto; border-radius:16px; display:block;}
.section{padding:56px 0;}
.section h2{font-size:26px; margin:0 0 10px;}
.section p{color:var(--muted); margin:0 0 18px;}
.grid4{
  display:grid; gap:14px;
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 980px){ .grid4{grid-template-columns: repeat(2, 1fr);} }
@media (max-width: 520px){ .grid4{grid-template-columns: 1fr;} }
.card{
  background:rgba(255,255,255,.65);
  border:1px solid var(--line);
  border-radius:18px;
  padding:16px;
  box-shadow:0 10px 28px rgba(13,40,90,.06);
}
@media (prefers-color-scheme: dark){
  .card{background:rgba(26,31,46,.72); box-shadow:0 16px 40px rgba(0,0,0,.24);}
}
.icon{
  width:40px; height:40px; border-radius:14px;
  display:grid; place-items:center;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  color:white;
  margin-bottom:10px;
}
.steps{
  display:grid; gap:14px;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px){ .steps{grid-template-columns:1fr;} }
.stepnum{
  font-weight:900; color:var(--blue);
}
.preview{
  display:grid; gap:14px;
  grid-template-columns: repeat(1, 1fr);
  align-items:start;
}
@media (max-width: 980px){ .preview{grid-template-columns:1fr;} }
.preview img{
  width:100%;
  border-radius:18px;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:rgba(255,255,255,.55);
}


.previewSecurity{
  display:grid; gap:1px;
  grid-template-columns: repeat(1, 1fr);
  align-items:start;
}
@media (max-width: 980px){ .previewSecurity{grid-template-columns:1fr;} }
.previewSecurity img{
  width:1080px;
  border-radius:18px;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:rgba(255,255,255,.55);
}
.caption{color:var(--muted); font-size:12px; margin-top:8px;}
.security{
  padding:5px 0;
}
.security-box{
  border-radius:22px;
  background:linear-gradient(135deg, rgba(45,108,223,.16), rgba(15,163,255,.14));
  border:1px solid var(--line);
  padding:2px;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:1px;
  align-items:center;
}
@media (prefers-color-scheme: dark){
  .security-box{
    background:linear-gradient(135deg, rgba(58,123,255,.22), rgba(34,183,255,.12));
  }
}
@media (max-width: 980px){ .security-box{grid-template-columns:1fr;} }
.bullets{display:grid; gap:10px; margin-top:14px;}
.bullet{
  display:flex; gap:10px; align-items:flex-start;
  color:var(--muted);
}
.check{
  width:22px; height:22px; border-radius:8px;
  background:var(--blue2);
  border:1px solid var(--line);
  display:grid; place-items:center;
  color:var(--blue);
  font-weight:900;
  flex:0 0 auto;
}
.cta{
  padding:56px 0 70px;
}
.cta-box{
  border-radius:24px;
  background:linear-gradient(135deg, rgba(45,108,223,.20), rgba(15,163,255,.16));
  border:1px solid var(--line);
  padding:24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.cta-box h3{margin:0; font-size:22px;}
.cta-box p{margin:6px 0 0; color:var(--muted)}
.footer{
  padding:20px 0 36px;
  color:var(--muted);
}
.footer-grid{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  border-top:1px solid var(--line);
  padding-top:18px;
}
.footer a{color:var(--muted); font-weight:700; font-size:13px}
.footer a:hover{color:var(--text)}
.small{font-size:12px;}
.badge{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 10px; border-radius:999px;
  background:rgba(255,255,255,.55);
  border:1px solid var(--line);
  color:var(--muted);
  font-weight:800; font-size:12px;
}
@media (prefers-color-scheme: dark){
  .badge{background:rgba(26,31,46,.72);}
}