:root{--ink:#1D1D1F;--fondo:#F7F5F0;--blanco:#fff;--muted:#6B6B70;--accent:#262B30;--borde:#E6E2DA;--max:1080px;--pad:20px}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--fondo);line-height:1.45;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}
.franja{margin:0;padding:6px;text-align:center;background:var(--accent);color:#fff;font-size:11px}
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.top{padding:12px 0;border-bottom:1px solid var(--borde);background:rgba(247,245,240,.92);position:sticky;top:0;z-index:10;backdrop-filter:blur(10px)}
.logotipo{font-weight:700;letter-spacing:-.02em;text-decoration:none;color:var(--ink)}
.hero{padding:24px 0 8px}
.hero-grid{display:grid;gap:24px;align-items:center;grid-template-columns:minmax(0,1fr)}
.hero-copy{min-width:0}
.hero h1{margin:0 0 10px;font-size:clamp(30px,7vw,56px);line-height:1.05;letter-spacing:-.035em;font-weight:700;max-width:14ch}
.lede{margin:0 0 18px;color:var(--muted);font-size:17px;max-width:32rem}
.btn{display:inline-block;padding:13px 20px;border-radius:999px;background:var(--accent);color:#fff;font-weight:650;text-decoration:none;font-size:15px}
.phone{margin:0 auto;width:min(100%,220px);max-width:100%;min-width:0}
.phone img{width:100%;height:auto;border-radius:26px;box-shadow:0 14px 40px rgba(0,0,0,.16)}
.phone.sm{width:min(100%,180px)}
.block{padding:40px 0}
.block.alt{background:var(--blanco);border-block:1px solid var(--borde)}
.block h2{margin:0 0 8px;font-size:clamp(26px,5vw,40px);letter-spacing:-.03em;font-weight:700}
.sub{margin:0 0 20px;color:var(--muted);font-size:16px;max-width:34rem}
.tres{list-style:none;margin:0;padding:0;display:grid;gap:24px;grid-template-columns:minmax(0,1fr)}
.tres li{display:grid;gap:10px;justify-items:center;text-align:center;font-weight:650;min-width:0}
.epp-grid{display:grid;gap:28px;align-items:start;grid-template-columns:minmax(0,1fr)}
.cta{text-align:center}
.fine{margin-top:14px;font-size:13px;color:var(--muted)}
.foot{padding:24px 0 36px;border-top:1px solid var(--borde);font-size:13px;color:var(--muted)}
.cert-card{margin:0;padding:24px;border:1px solid var(--borde);border-radius:16px;background:var(--blanco);max-width:420px}
.cert-kicker{margin:0 0 8px;font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:650}
.cert-name{margin:0 0 6px;font-size:28px;font-weight:700;letter-spacing:-.02em}
.cert-meta{margin:0 0 4px;color:var(--ink)}
.cert-fine{margin:14px 0 0;font-size:13px;color:var(--muted)}

@media (max-width:899px){
  :root{--pad:20px}
  .phone{width:min(56vw,220px)}
}
@media (min-width:900px){
  :root{--pad:80px}
  .hero{padding:48px 0 16px}
  .hero-grid{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px}
  .hero h1{font-size:56px}
  .hero .phone{width:min(100%,280px);margin:0;justify-self:end}
  .tres{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
  .tres .phone.sm{width:min(100%,200px)}
  .epp-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center}
  .epp-grid .phone{width:min(100%,260px);margin:16px 0 0;justify-self:start}
}
@media (min-width:1440px){
  :root{--pad:96px}
  .wrap{max-width:1120px}
}