:root{
  --ink:#061527;
  --ink2:#0a2542;
  --paper:#f5f8fb;
  --paper2:#ffffff;
  --gold:#d3ad63;
  --gold2:#f1d28a;
  --river:#2b93c7;
  --muted:#607286;
  --line:rgba(211,173,99,.22);
  --shadow:0 34px 100px rgba(2,10,22,.28);
  --brand-image:url("brand/duero-digital-corporativo/duero-digital-imagen-logotipo-corporativo.png");
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(circle at 12% 0,rgba(43,147,199,.20),transparent 28%),
    radial-gradient(circle at 88% 0,rgba(211,173,99,.20),transparent 30%),
    linear-gradient(180deg,#f8fbff 0%,#eef4f9 48%,#e4ebf1 100%);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
a{color:inherit}
.topbar{
  position:sticky;top:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:16px clamp(18px,4vw,58px);
  background:rgba(6,21,39,.90);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.brand img{
  width:clamp(190px,22vw,305px);
  height:66px;
  display:block;
  object-fit:cover;
  object-position:center 45%;
  border-radius:14px;
  box-shadow:0 14px 36px rgba(0,0,0,.24);
}
nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
nav a{text-decoration:none;color:#d9e7f4;font-size:14px;font-weight:700}
.nav-cta,.button.primary{background:var(--ink);color:var(--paper2);border-color:var(--ink)}
.nav-cta{padding:10px 15px;border-radius:999px;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#061527}
main{max-width:1220px;margin:auto;padding:0 22px}
.hero{
  min-height:calc(100vh - 82px);
  position:relative;
  display:grid;grid-template-columns:.88fr 1.12fr;gap:42px;align-items:center;padding:64px 0 42px;
}
.eyebrow{color:var(--gold);font-size:12px;text-transform:uppercase;letter-spacing:.18em;font-weight:900}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;color:var(--ink);letter-spacing:-.035em}
h1{font-size:clamp(44px,6.8vw,88px);line-height:.92;margin:14px 0 20px}
h2{font-size:clamp(32px,4.6vw,58px);line-height:.98;margin:10px 0 18px}
h3{font-size:26px;margin:8px 0 10px}
p{color:var(--muted);line-height:1.62}
.lead{font-size:clamp(20px,2vw,27px);color:#33485d}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:15px 20px;font-weight:900;transition:.18s ease;background:#fffaf0}
.button:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(7,20,33,.12)}
.button.ghost{background:transparent}
.hero-photo{
  position:relative;border-radius:34px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(211,173,99,.32);background:#061527;
}
.hero-photo img{width:100%;height:100%;min-height:520px;object-fit:cover;object-position:center;display:block}
.hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,21,39,.20),transparent 44%)}
.trust-strip,.launch-promo{
  margin-top:18px;border:1px solid var(--line);border-radius:22px;padding:14px 18px;background:rgba(255,250,240,.74);display:flex;gap:12px;flex-wrap:wrap;align-items:center;box-shadow:0 14px 40px rgba(7,20,33,.06)
}
.trust-strip span,.launch-promo span{font-size:13px;color:#40566b;font-weight:800}
.launch-promo strong{color:var(--wine)}
.launch-promo a{margin-left:auto;font-weight:900;color:var(--ink)}
.proof{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:26px}
.proof span{background:#fffaf0;border:1px solid var(--line);border-radius:16px;padding:13px 14px;color:#354b60;font-weight:800}
.signature-card{
  margin-top:28px;padding:22px;border-radius:24px;border:1px solid rgba(181,138,68,.34);background:linear-gradient(135deg,rgba(255,250,240,.9),rgba(255,255,255,.58));box-shadow:0 16px 50px rgba(7,20,33,.08)
}
.signature-card b{display:block;color:var(--ink);margin-bottom:6px}
.section{padding:82px 0;border-top:1px solid var(--line)}
.two{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:start}
.panel{background:rgba(255,250,240,.82);border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:0 18px 60px rgba(7,20,33,.08)}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.card{background:#fffaf0;border:1px solid var(--line);border-radius:26px;padding:24px;box-shadow:0 14px 44px rgba(7,20,33,.06)}
.card span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--ink);color:var(--paper2);font-weight:1000;margin-bottom:12px}
.office-strip{display:grid;grid-template-columns:1.1fr .9fr;gap:26px;align-items:center}
.office-strip figure{margin:0;border-radius:30px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:#061527}
.office-strip img{width:100%;display:block;aspect-ratio:16/10;object-fit:cover;object-position:center}
.prices{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.price{position:relative;background:#fffaf0;border:1px solid var(--line);border-radius:30px;padding:28px;box-shadow:0 18px 60px rgba(7,20,33,.09)}
.price.featured{border:2px solid var(--gold);transform:translateY(-8px)}
.amount{font-family:Georgia,"Times New Roman",serif;font-size:42px;color:var(--ink);font-weight:800}
.tax{display:block;color:var(--muted);font-size:13px;margin-top:4px}
ul{padding-left:18px;color:#455a6d;line-height:1.8}
.legal-note{font-size:13px;color:#697988;border-top:1px solid var(--line);padding-top:18px;margin-top:26px}
.operations{
  display:grid;
  grid-template-columns:.72fr 1.28fr;
  gap:28px;
  align-items:start;
}
.ops-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.op-card{
  display:block;
  text-decoration:none;
  background:#fffaf0;
  border:1px solid var(--line);
  border-radius:24px;
  padding:22px;
  box-shadow:0 14px 44px rgba(7,20,33,.07);
}
.op-card b{display:block;color:var(--ink);font-size:20px;margin-bottom:8px}
.op-card span{display:block;color:var(--muted);line-height:1.55}
.op-card:hover{transform:translateY(-2px);box-shadow:0 18px 52px rgba(7,20,33,.11)}
.footer{margin-top:80px;padding:38px 22px;background:var(--ink);color:var(--paper);text-align:center}
.footer p{color:#c8d0d8}
@media(max-width:920px){
  .hero,.two,.office-strip,.operations{grid-template-columns:1fr}
  .grid,.prices,.proof,.ops-grid{grid-template-columns:1fr}
  nav{display:none}
  .hero-photo img{min-height:340px}
}