:root{
  --fondo:#f8fafc; --tinta:#0f172a; --azul:#2563eb; --azul-suave:#eff6ff;
  --indigo:#4f46e5; --dorado:#f59e0b; --papel:#ffffff; --linea:#e2e8f0;
  --gris:#64748b; --ok:#059669; --warn:#d97706;
  --serif:'Plus Jakarta Sans','Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --shadow:0 1px 3px rgba(15,23,42,.06),0 4px 16px rgba(15,23,42,.06);
  --shadow-lg:0 8px 30px rgba(37,99,235,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--fondo);color:var(--tinta);font-family:var(--sans);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
a{color:var(--azul);text-decoration:none;transition:.15s}
a:hover{color:var(--indigo)}

/* ── Top bar ── */
.topbar{background:linear-gradient(90deg,#1d4ed8,#4f46e5);color:#dbeafe;font-size:.78rem;letter-spacing:.04em}
.topbar .wrap{display:flex;justify-content:space-between;padding:8px 24px;gap:12px;flex-wrap:wrap}
.topbar b{color:#fff}

/* ── Header glass ── */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--linea)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:1.35rem;font-weight:800;color:var(--tinta)}
.logo:hover{text-decoration:none}
.logo-badge{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;font-size:1rem;box-shadow:var(--shadow)}
.logo small{display:block;font-family:var(--sans);font-size:.6rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--gris);margin-top:1px}
nav.main{display:flex;gap:6px;font-size:.87rem;font-weight:600}
nav.main a{color:#475569;padding:8px 14px;border-radius:9px}
nav.main a:hover{color:var(--azul);background:var(--azul-suave);text-decoration:none}
nav.main a.active{color:var(--azul);background:var(--azul-suave)}

/* ── Hero ── */
.hero{padding:76px 0 60px;background:radial-gradient(1200px 500px at 20% -10%,#eff6ff 0%,transparent 60%),radial-gradient(900px 400px at 90% 0%,#fef3c7 0%,transparent 55%);border-bottom:1px solid var(--linea)}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--azul);background:var(--azul-suave);border:1px solid #bfdbfe;padding:7px 14px;border-radius:999px;margin-bottom:20px}
.hero h1{font-family:var(--serif);font-size:clamp(2.1rem,5vw,3.3rem);line-height:1.15;letter-spacing:-.02em;max-width:800px;margin-bottom:18px}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#2563eb,#4f46e5);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:1.15rem;color:#475569;max-width:680px;margin-bottom:28px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--linea);border-radius:999px;padding:8px 16px;font-size:.82rem;font-weight:600;box-shadow:var(--shadow)}
.chip .dot{width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px #ecfdf5}
.chip.warn .dot{background:var(--dorado);box-shadow:0 0 0 4px #fffbeb}
.chip.azul .dot{background:var(--azul);box-shadow:0 0 0 4px var(--azul-suave)}

/* ── Secciones ── */
section{padding:64px 0}
.sec-head{display:flex;align-items:center;gap:14px;margin-bottom:32px;flex-wrap:wrap}
.sec-num{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;border-radius:12px;background:var(--azul-suave);color:var(--azul);font-weight:800;font-size:1.05rem}
.sec-head h2{font-family:var(--serif);font-size:clamp(1.5rem,3vw,2rem);letter-spacing:-.01em}
.sec-head .sub{color:var(--gris);font-size:.92rem;margin-left:auto;max-width:320px;text-align:right}

/* ── Panels / cards ── */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.panel{background:var(--papel);border:1px solid var(--linea);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:.2s}
.panel:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.panel .p-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--linea)}
.panel .p-head b{font-family:var(--serif);font-size:1.08rem}
.pill{font-size:.7rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:999px}
.pill.ok{background:#ecfdf5;color:var(--ok)}
.pill.warn{background:#fffbeb;color:var(--warn)}
.panel .p-body{padding:22px}
.status-line{display:flex;align-items:center;gap:12px;padding:10px 0;border-top:1px solid var(--fondo);font-size:.9rem}
.status-line:first-child{border-top:0}
.status-line .sq{width:11px;height:11px;border-radius:50%;flex:none}
.status-line .st{margin-left:auto;font-size:.74rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--azul)}

/* ── Tablas ── */
table.tab{width:100%;border-collapse:separate;border-spacing:0;font-size:.92rem;background:#fff;border:1px solid var(--linea);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.tab th{background:var(--azul-suave);color:var(--azul);text-align:left;padding:13px 18px;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase}
.tab td{padding:13px 18px;border-top:1px solid var(--linea)}
.tab tr:hover td{background:#f8fafc}

/* ── Cards país ── */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}
.card-pais{display:block;background:#fff;border:1px solid var(--linea);border-radius:14px;padding:18px;transition:.18s;box-shadow:var(--shadow)}
.card-pais:hover{border-color:var(--azul);transform:translateY(-3px);text-decoration:none;box-shadow:var(--shadow-lg)}
.card-pais b{font-family:var(--serif);font-size:1.05rem;display:block;margin-bottom:4px}
.card-pais span{font-size:.74rem;font-weight:800;color:var(--ok);letter-spacing:.05em;text-transform:uppercase}
.card-pais.visa span{color:var(--warn)}

/* ── CTA ── */
.cta{background:linear-gradient(120deg,#1d4ed8,#4f46e5);color:#fff;padding:56px 0;text-align:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 200px at 80% 20%,rgba(255,255,255,.15),transparent)}
.cta h2{font-family:var(--serif);font-size:clamp(1.7rem,3.5vw,2.2rem);margin-bottom:12px;position:relative}
.cta p{color:#c7d2fe;margin-bottom:26px;position:relative}
.btn{display:inline-block;background:#fff;color:var(--azul);font-weight:800;padding:14px 34px;border-radius:12px;letter-spacing:.02em;font-size:.92rem;box-shadow:0 4px 20px rgba(0,0,0,.18);position:relative}
.btn:hover{transform:translateY(-2px);text-decoration:none;box-shadow:0 8px 30px rgba(0,0,0,.25)}

/* ── Footer ── */
footer{background:#fff;border-top:1px solid var(--linea);padding:40px 0;font-size:.85rem;color:var(--gris)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
footer a{color:#475569;font-weight:600}
.aviso{font-size:.76rem;color:var(--gris);max-width:680px;margin-top:10px}

/* ── Article ── */
article.doc{max-width:780px;margin:0 auto;padding:56px 24px}
article.doc h1{font-family:var(--serif);font-size:clamp(1.9rem,4vw,2.6rem);line-height:1.2;letter-spacing:-.02em;margin:12px 0 20px}
article.doc h2{font-family:var(--serif);font-size:1.45rem;margin:38px 0 14px;padding-top:22px;border-top:1px solid var(--linea)}
article.doc h3{font-size:1.12rem;margin:22px 0 10px}
article.doc p{margin-bottom:16px;color:#334155}
article.doc ul{margin:0 0 16px 22px;color:#334155}
article.doc li{margin-bottom:8px}
article.doc .meta{display:inline-block;font-size:.74rem;color:var(--azul);letter-spacing:.1em;text-transform:uppercase;font-weight:800;background:var(--azul-suave);padding:6px 12px;border-radius:999px}
.callout{border-left:4px solid var(--azul);background:var(--azul-suave);padding:16px 20px;border-radius:0 12px 12px 0;margin:20px 0;font-size:.95rem;color:#1e293b}
.callout.gold{border-color:var(--dorado);background:#fffbeb}
.breadcrumb{font-size:.8rem;color:var(--gris);margin-bottom:20px}
.breadcrumb a{color:var(--gris)}

@media(max-width:800px){
  .grid2,.grid3{grid-template-columns:1fr}
  nav.main{display:none}
  .sec-head .sub{display:none}
  .hero{padding:52px 0}
  .wrap{padding:0 18px}
}

/* ── Author box E-E-A-T ── */
.author-box{display:flex;gap:14px;align-items:flex-start;background:var(--azul-suave);border:1px solid #bfdbfe;border-radius:14px;padding:16px 18px;margin:18px 0 26px}
.author-avatar{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;font-weight:800;font-size:1rem;flex:none}
.author-info{display:flex;flex-direction:column;gap:3px}
.author-name{font-weight:800;font-size:.95rem;color:var(--tinta)}
.author-desc{font-size:.82rem;color:var(--gris)}
.author-fechas{font-size:.8rem;color:#475569;margin-top:2px}