:root{
  --navy:#0b1f3a;      /* azul marino */
  --graphite:#111827;  /* gris grafito */
  --slate:#374151;     /* gris medio */
  --cloud:#f3f4f6;     /* gris claro */
  --white:#ffffff;
  --accent:#1f4b99;    /* azul acero (acento) */
  --radius:14px;
  --shadow:0 10px 24px rgba(0,0,0,.08);
  --max:1160px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--graphite);
  line-height:1.55;
  background:var(--white);
}
a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}

.container{max-width:var(--max); margin:0 auto; padding:0 18px}

.topbar{
  background:var(--navy);
  color:var(--white);
  font-size:14px;
}
.topbar .row{
  display:flex; gap:14px; align-items:center; justify-content:space-between;
  padding:10px 0;
}
.badge{
  display:inline-flex; gap:8px; align-items:center;
  padding:6px 10px; border-radius:999px;
  background:rgba(255,255,255,.10);
}

.header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom:1px solid #e5e7eb;
}
.header .row{
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 0;
}
.brand{display:flex; align-items:center; gap:12px}
.brand img{height:56px}
.nav{
  display:flex; gap:16px; align-items:center;
}
.nav a{
  padding:8px 10px;
  border-radius:10px;
  color:#111827;
}
.nav a:hover{background:#f3f4f6}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius:12px;
  border:1px solid #d1d5db;
  background:var(--white);
  gap:8px;
  font-weight:600;
}
.btn.primary{
  background:var(--navy);
  color:var(--white);
  border-color:transparent;
}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost:hover{background:#f9fafb}


 .hero{
  background:linear-gradient(180deg, rgba(11,31,58,.06), rgba(11,31,58,0));
  padding:56px 0 22px;
}  

/*
.hero{
  position:relative;
  padding:84px 0 56px;
  background:
    linear-gradient(
      rgba(11,31,58,.35),
      rgba(11,31,58,.55)
    ),
    url("assets/img/hero-bg.jpg") center/cover no-repeat;
  color:white;
}
.hero .lead,
.hero .muted{
  color:rgba(255,255,255,.85);
}
*/


.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:26px;
  align-items:center;
}
.h1{font-size:42px; line-height:1.12; margin:0 0 12px}
.lead{font-size:18px; color:var(--slate); margin:0 0 18px}
.hero-card{
  background:var(--white);
  border:1px solid #e5e7eb;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.hero-card img{height:320px; object-fit:cover; width:100%}

.section{padding:42px 0}
.section.alt{background:var(--cloud)}
.h2{font-size:28px; margin:0 0 14px}
.muted{color:var(--slate)}

.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
}
.card{
  background:var(--white);
  border:1px solid #e5e7eb;
  border-radius:var(--radius);
  padding:16px;
  box-shadow:0 6px 16px rgba(0,0,0,.04);
}
.card h3{margin:0 0 8px; font-size:18px}
.card p{margin:0; color:var(--slate)}

.footer{
  background:var(--navy);
  color:var(--white);
  padding:32px 0;
}
.footer .grid2{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:18px;
}
.small{font-size:14px; opacity:.9}

.whatsapp-float{
  position:fixed;
  right:16px;
  bottom:16px;
  z-index:100;
  border-radius:999px;
  padding:12px 14px;
  background:#0ea35a;
  color:white;
  box-shadow:0 12px 26px rgba(0,0,0,.18);
  font-weight:700;
}

@media (max-width: 960px){
  .hero-grid{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .h1{font-size:34px}
  .nav{display:none} /* versión simple; si querés hamburger lo hacemos después */
}