:root{
  --bg:#F2F2F2;
  --ink:#0f172a;
  --muted:#475569;
  --blue:#35527A;
  --card:#ffffff;
  --border:rgba(15,23,42,.10);
  --radius:18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:
    radial-gradient(1200px 500px at 15% 0%, rgba(53,82,122,.18), transparent 60%),
    radial-gradient(900px 500px at 85% 10%, rgba(53,82,122,.12), transparent 55%),
    var(--bg);
  color:var(--ink);
  line-height:1.55;
}

a{color:inherit; text-decoration:none}
.container{
  max-width:1120px;
  margin:0 auto;
  padding:28px 18px 80px;
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:10px 2px 18px;
}

.brand{
  font-weight:800;
  letter-spacing:-.4px;
  color:var(--blue);
}

.lang{
  display:flex;
  gap:8px;
  align-items:center;
}

.lang a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:32px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.65);
  box-shadow:0 6px 14px rgba(15,23,42,.06);
  font-size:18px; /* tamaño “banderita” */
  line-height:1;
  transition:.15s ease;
}

.lang a:hover{
  transform:translateY(-1px);
  background:rgba(255,255,255,.9);
}

.lang a.active{
  border-color:rgba(53,82,122,.35);
  box-shadow:0 10px 22px rgba(15,23,42,.10);
  background:#fff;
}

.hero{
  background:linear-gradient(180deg, rgba(255,255,255,.90), rgba(255,255,255,.75));
  border:1px solid var(--border);
  border-radius:calc(var(--radius) + 6px);
  padding:44px 30px;
  box-shadow:0 14px 35px rgba(15,23,42,.08);
}

.badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 14px;
  border-radius:999px;
  background:rgba(53,82,122,.08);
  border:1px solid rgba(53,82,122,.18);
  color:var(--blue);
  font-weight:650;
  font-size:14px;
}

h1{
  margin:14px 0 12px;
  font-size:clamp(34px, 4.2vw, 54px);
  line-height:1.05;
  letter-spacing:-.9px;
}

.sub{
  margin:0 0 18px;
  color:var(--muted);
  font-size:clamp(16px, 1.6vw, 18px);
  max-width:78ch;
}

.actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:18px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 16px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  font-weight:700;
  cursor:pointer;
  transition:.15s ease;
  min-width:150px;
}

.btn:hover{
  transform:translateY(-1px);
  box-shadow:0 10px 22px rgba(15,23,42,.10);
}

.btn.primary{
  background:var(--blue);
  color:#fff;
  border-color:rgba(53,82,122,.35);
}

.section-title{
  margin:30px 4px 14px;
  font-size:22px;
  letter-spacing:-.3px;
}

.grid{
  display:grid;
  grid-template-columns:repeat(12, 1fr);
  gap:16px;
}

.card{
  grid-column: span 6;
  background:rgba(255,255,255,.78);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:18px 18px;
  box-shadow:0 10px 22px rgba(15,23,42,.06);
}

.card h3{
  margin:0 0 6px;
  font-size:16px;
  color:var(--blue);
}

.card p{
  margin:0;
  color:var(--muted);
  font-size:14.5px;
}

.footer{
  margin-top:26px;
  color:rgba(71,85,105,.9);
  font-size:13px;
  padding:16px 2px 0;
}

@media (max-width:860px){
  .hero{padding:34px 18px}
  .card{grid-column:span 12}
  .btn{min-width:unset}
}