:root{
  --ink:#102a43; --blue:#143d59; --gold:#b27a25; --sand:#f6f0e7;
  --paper:#fffdf9; --muted:#607080; --shadow:0 18px 50px rgba(16,42,67,.12);
  --radius:22px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}
img{display:block;width:100%} a{text-decoration:none;color:inherit}
.container{width:min(1140px,92%);margin:auto}
header{position:fixed;top:0;left:0;right:0;z-index:20;background:rgba(255,253,249,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(16,42,67,.08)}
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{font-family:Georgia,serif;font-size:1.45rem;font-weight:700;letter-spacing:.02em}
nav{display:flex;gap:20px;font-size:.94rem}
nav a:hover{color:var(--gold)}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;padding:.85rem 1.15rem;border-radius:999px;font-weight:750}
.nav-cta,.btn.primary{background:#168a55;color:white}
.btn.secondary{background:white;color:var(--ink);border:1px solid rgba(16,42,67,.15)}
.hero{min-height:92vh;display:grid;place-items:center;position:relative;color:white;text-align:center;background:url('images/portada.webp') center/cover no-repeat}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,24,38,.40),rgba(8,24,38,.65))}
.hero-content{position:relative;max-width:900px;padding:120px 20px 70px}
.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:800;color:#f0d8aa}
h1,h2,h3{font-family:Georgia,serif;line-height:1.12;margin:0 0 1rem}
h1{font-size:clamp(3rem,8vw,6.5rem);font-weight:600}
.hero p{font-size:clamp(1.1rem,2vw,1.45rem);max-width:740px;margin:0 auto 2rem}
.actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
section{padding:90px 0}
.intro{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.intro img,.guide img{border-radius:var(--radius);box-shadow:var(--shadow);height:560px;object-fit:cover}
.kicker{color:var(--gold);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}
h2{font-size:clamp(2.2rem,5vw,4rem)}
.lead{font-size:1.2rem;color:#3f5263}
.quote{font-family:Georgia,serif;font-size:1.55rem;border-left:4px solid var(--gold);padding-left:22px;margin:28px 0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
.card{background:white;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.card img{height:260px;object-fit:cover}
.card-body{padding:24px}
.card h3{font-size:1.45rem}
.soft{background:var(--sand)}
.guide{display:grid;grid-template-columns:.82fr 1.18fr;gap:52px;align-items:center}
.guide img{height:600px;object-position:center 25%}
.checks{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:28px 0}
.check{background:white;border:1px solid rgba(16,42,67,.1);padding:16px;border-radius:16px;font-weight:700}
.experience-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;margin-top:38px}
.exp{position:relative;overflow:hidden;border-radius:20px;min-height:300px}
.exp img{height:100%;object-fit:cover;transition:.4s}
.exp:hover img{transform:scale(1.04)}
.exp:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 35%,rgba(7,24,37,.82))}
.exp span{position:absolute;left:20px;bottom:18px;color:white;font-weight:800;font-size:1.15rem;z-index:2}
.exp:nth-child(1),.exp:nth-child(4){grid-column:span 7}
.exp:nth-child(2),.exp:nth-child(3){grid-column:span 5}
.exp:nth-child(5),.exp:nth-child(6),.exp:nth-child(7){grid-column:span 4}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info{padding:28px;background:white;border-radius:20px;box-shadow:var(--shadow)}
.info b{display:block;color:var(--gold);margin-bottom:8px}
.cta{background:linear-gradient(135deg,#102a43,#1b5273);color:white;border-radius:30px;padding:58px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.cta h2{font-size:clamp(2rem,4vw,3.6rem)}
.faq{max-width:900px;margin:auto}
details{background:white;border:1px solid rgba(16,42,67,.12);border-radius:16px;padding:19px 22px;margin:12px 0}
summary{font-weight:800;cursor:pointer}
footer{background:#0b2234;color:#d9e3ea;padding:52px 0}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:38px}
.footer-logo{max-width:220px;border-radius:50%;margin-top:18px}
.small{font-size:.9rem;color:#8393a0}
.whatsapp{position:fixed;right:20px;bottom:20px;background:#168a55;color:white;border-radius:999px;padding:14px 18px;font-weight:850;box-shadow:0 12px 30px rgba(0,0,0,.22);z-index:30}
@media(max-width:850px){
 nav{display:none}.intro,.guide,.cta{grid-template-columns:1fr}.cards,.info-grid{grid-template-columns:1fr}
 .intro img,.guide img{height:440px}.experience-grid{grid-template-columns:1fr}.exp{grid-column:auto!important}
 .checks{grid-template-columns:1fr}.cta{padding:38px 24px}.footer-grid{grid-template-columns:1fr}
}