:root{
  --ink:#14212b;--muted:#53636f;--line:#dde3e8;--bg:#ffffff;--soft:#f3f6f8;
  --brand:#0f3d5c;--brand-2:#145a85;--accent:#f28c28;--accent-ink:#1b1206;
  --ok:#1f7a4d;--err:#b3261e;--radius:12px;--wrap:1160px;
  font-synthesis:none;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--brand-2)}
img{max-width:100%;height:auto}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;background:#fff;padding:8px;z-index:9}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(1.9rem,4.4vw,2.9rem);margin:.2em 0 .35em}
h2{font-size:clamp(1.4rem,2.6vw,1.9rem);margin:2.2em 0 .6em}
h3{font-size:1.15rem;margin:1.6em 0 .4em}
p,li{max-width:72ch}

/* cabecera */
.top{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(6px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--brand);font-size:1.3rem;font-weight:600}
.brand b{color:var(--accent);font-weight:800}
.nav{margin-left:auto;display:flex;align-items:center;gap:22px}
.nav a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.98rem}
.nav a[aria-current]{color:var(--brand-2)}
.nav a.btn{color:var(--accent-ink)}
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 12px;font:inherit}
@media (max-width:900px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:64px;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 16px 16px}
  .nav.open{display:flex}.nav a{padding:12px 0;border-bottom:1px solid var(--soft)}.nav a.btn{margin-top:10px;text-align:center}
}

/* botones */
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);border:0;border-radius:10px;padding:13px 22px;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;transition:filter .15s}
.btn:hover{filter:brightness(.95)}
.btn-sm{padding:9px 15px;font-size:.95rem}
.btn-ghost{background:transparent;color:var(--brand);box-shadow:inset 0 0 0 2px var(--brand)}
.btn-light{background:#fff;color:var(--brand)}

/* héroe de página */
.page-hero{background:linear-gradient(180deg,var(--soft),#fff);border-bottom:1px solid var(--line);padding:28px 0 26px}
.lead-p{font-size:1.15rem;color:var(--muted);max-width:64ch;margin:0}
.upd{color:var(--muted);font-size:.9rem;margin:.8em 0 0}
.crumbs{font-size:.88rem;color:var(--muted)}.crumbs a{color:var(--muted)}
.content{padding-bottom:64px}
main{overflow-x:clip}
.content>h2:first-child{margin-top:1.4em}

/* portada */
.home-hero{background:radial-gradient(1200px 400px at 85% -10%,#1d6fa3 0,transparent 60%),var(--brand);color:#fff;padding:56px max(16px,calc(50vw - 564px)) 60px;margin:0 calc(50% - 50vw)}
.home-hero h1{color:#fff;max-width:20ch}
.home-hero p{color:#d8e6f0;font-size:1.18rem;max-width:58ch}
.home-hero .ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.home-hero .btn-ghost{color:#fff;box-shadow:inset 0 0 0 2px #fff}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:-28px}
.trio>div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 6px 20px rgba(15,61,92,.07)}
.trio h3{margin-top:0}
@media (max-width:820px){.trio{grid-template-columns:1fr;margin-top:20px}}

/* tarjetas */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:18px 0}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);padding:18px;text-decoration:none;color:var(--ink);transition:border-color .15s,box-shadow .15s}
.card:hover{border-color:var(--brand-2);box-shadow:0 6px 18px rgba(15,61,92,.08)}
.card h3{margin:0 0 .35em;font-size:1.08rem}
.card p{margin:0 0 .8em;color:var(--muted);font-size:.95rem}
.card .more{margin-top:auto;color:var(--brand-2);font-weight:600;font-size:.93rem}

/* anuncios */
.ads{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.ad{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.ad-img{aspect-ratio:4/3;background:var(--soft)}.ad-img img{width:100%;height:100%;object-fit:cover}
.ad-body{padding:14px}.ad-body h3{margin:0 0 4px}.ad-meta{color:var(--muted);font-size:.9rem;margin:0}
.ad-price{font-weight:800;font-size:1.2rem;margin:.4em 0 .7em}
.empty{border:2px dashed var(--line);border-radius:var(--radius);padding:22px;background:var(--soft)}
.empty .btn{margin:4px 8px 4px 0}

/* bloques de texto */
.box{background:var(--soft);border-radius:var(--radius);padding:20px 22px;margin:24px 0}
.box h3{margin-top:0}
.note{border-left:4px solid var(--accent);background:#fff8f0;padding:14px 18px;border-radius:0 10px 10px 0;margin:22px 0}
.check-list{list-style:none;padding:0;counter-reset:c}
.check-list li{counter-increment:c;position:relative;padding:10px 0 10px 46px;border-bottom:1px solid var(--soft)}
.check-list li::before{content:counter(c);position:absolute;left:0;top:10px;width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;font-size:.9rem;display:grid;place-items:center}
table{border-collapse:collapse;width:100%;margin:18px 0;font-size:.96rem}
th,td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}
th{background:var(--soft)}
.tbl{overflow-x:auto}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:820px){.cols{grid-template-columns:1fr}}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:18px 0}
.steps>div{border-top:3px solid var(--accent);padding-top:10px}
.steps b{display:block;font-size:1.05rem;margin-bottom:4px}

/* FAQ */
details{border-bottom:1px solid var(--line);padding:12px 0}
summary{cursor:pointer;font-weight:600;font-size:1.05rem}
details p{margin:.6em 0 0}

/* formularios */
.lead{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin:26px 0;box-shadow:0 6px 22px rgba(15,61,92,.06);max-width:820px}
.lead h2{margin-top:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}
@media (max-width:640px){.grid2{grid-template-columns:1fr}}
.lead label{display:flex;flex-direction:column;font-size:.92rem;font-weight:600;gap:5px;margin-bottom:12px}
.lead input,.lead select,.lead textarea{font:inherit;font-weight:400;border:1px solid #c7d0d7;border-radius:8px;padding:10px 12px;background:#fff;width:100%}
.lead input:focus,.lead select:focus,.lead textarea:focus{outline:2px solid var(--brand-2);outline-offset:1px}
.lead .check{flex-direction:row;align-items:flex-start;gap:9px;font-weight:400}
.lead .check input{width:auto;margin-top:5px}
.hp{position:absolute!important;left:-5000px!important}
.form-msg{margin:.8em 0 0;font-weight:600}.form-msg.ok{color:var(--ok)}.form-msg.err{color:var(--err)}

/* pie */
.foot{background:#0b2233;color:#b9c8d3;padding:44px 0 18px;font-size:.95rem}
.foot-in{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
.foot h4{color:#fff;margin:0 0 10px}
.foot a{display:block;color:#b9c8d3;text-decoration:none;padding:3px 0}
.foot a:hover{color:#fff}
.brand-foot{color:#fff!important}
.legal-line{border-top:1px solid #1d3a4e;margin-top:28px;padding-top:14px;font-size:.85rem}
@media (max-width:820px){.foot-in{grid-template-columns:1fr 1fr}.foot-in>div:first-child{grid-column:1/-1}}