:root{
  --navy:#10243E;--navy-2:#173D65;--blue:#246BFD;--turq:#20B8A6;
  --amber:#F4B942;--paper:#F7F9FC;--ink:#243142;--muted:#627083;
  --line:#DCE4EE;--white:#FFFFFF;--radius:22px;--shadow:0 18px 45px rgba(16,36,62,.12)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:white;line-height:1.68}
a{text-decoration:none;color:inherit} img{display:block;max-width:100%}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;color:var(--blue);font-size:.78rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}
.eyebrow::before{content:"";width:28px;height:3px;border-radius:8px;background:var(--turq)}
h1,h2,h3{color:var(--navy);line-height:1.12;margin:0 0 18px}
h1{font-size:clamp(2.7rem,5vw,4.8rem);letter-spacing:-.05em}
h2{font-size:clamp(2rem,3.4vw,3.15rem);letter-spacing:-.035em}
h3{font-size:1.34rem}
p{margin:0 0 20px}
.lead{font-size:clamp(1.05rem,1.7vw,1.28rem);color:#435268;max-width:840px}
.small{font-size:.92rem;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 22px;border-radius:999px;border:1px solid transparent;font-weight:850}
.btn-primary{background:var(--blue);color:white;box-shadow:0 12px 25px rgba(36,107,253,.24)}
.btn-secondary{background:white;border-color:#BFCADD;color:var(--navy)}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.91);backdrop-filter:blur(12px);border-bottom:1px solid rgba(220,228,238,.8)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--navy)}
.mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--turq));position:relative;box-shadow:0 9px 18px rgba(36,107,253,.2)}
.mark:before,.mark:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.8);border-radius:50%}
.mark:before{inset:8px 13px;transform:rotate(35deg)} .mark:after{inset:13px 8px;transform:rotate(-35deg)}
.brand small{display:block;color:var(--muted);font-weight:650;font-size:.72rem}
.navlinks{display:flex;align-items:center;gap:20px;font-size:.91rem;font-weight:750}
.menu-btn{display:none;border:0;background:transparent;font-size:1.7rem;color:var(--navy)}
.article-hero{padding:72px 0 42px;background:radial-gradient(circle at 88% 18%,rgba(32,184,166,.16),transparent 23%),linear-gradient(180deg,#fff,#F7F9FC)}
.article-head{max-width:980px;margin:auto;text-align:center}
.article-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:10px 18px;color:var(--muted);margin:22px 0}
.article-meta .category{color:var(--blue);font-weight:900}
.cover{width:min(1160px,calc(100% - 40px));margin:0 auto 50px;border-radius:30px;overflow:hidden;box-shadow:var(--shadow);background:var(--paper)}
.cover img{width:100%;max-height:670px;object-fit:cover}
.section{padding:86px 0}.section.alt{background:var(--paper)}
.article-layout{display:grid;grid-template-columns:240px minmax(0,720px) 220px;gap:42px;align-items:start}
.toc,.share{position:sticky;top:100px}
.side-title{font-weight:900;color:var(--navy);margin-bottom:14px}
.toc a{display:block;padding:8px 0;color:#526176;border-left:2px solid var(--line);padding-left:14px}
.toc a:hover{color:var(--blue);border-color:var(--blue)}
.share-links{display:flex;flex-wrap:wrap;gap:9px}.share-links a{width:42px;height:42px;border-radius:13px;background:white;border:1px solid var(--line);display:grid;place-items:center;font-weight:900;color:var(--navy)}
.article-body{font-size:1.08rem}
.article-body h2{font-size:2.1rem;margin-top:52px}.article-body h3{font-size:1.42rem;margin-top:34px}
.article-body p{margin-bottom:22px}
.article-body blockquote{margin:34px 0;padding:26px 30px;border-left:5px solid var(--turq);background:#EFF8F7;border-radius:0 20px 20px 0;color:#294D4A;font-size:1.15rem}
.key-box{background:linear-gradient(135deg,var(--navy),var(--navy-2));color:white;border-radius:26px;padding:34px;margin:38px 0}
.key-box h3{color:white;margin-top:0}.key-box li{margin:10px 0;color:#D9E3EF}
.article-image{margin:38px 0}.article-image img{width:100%;border-radius:22px;box-shadow:0 12px 30px rgba(16,36,62,.10)}
.infographic{margin:42px 0;padding:0;width:100%}
.infographic img{width:100%;max-width:100%;margin:0;border-radius:24px;box-shadow:var(--shadow);border:1px solid var(--line)}
.caption{font-size:.86rem;color:var(--muted);margin-top:10px;text-align:center}
.steps{display:grid;gap:16px;margin:30px 0}
.step{display:grid;grid-template-columns:48px 1fr;gap:15px;align-items:start;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:18px}
.step span{width:48px;height:48px;border-radius:15px;background:linear-gradient(135deg,rgba(36,107,253,.12),rgba(32,184,166,.15));display:grid;place-items:center;color:var(--blue);font-weight:900}
.author-box{display:grid;grid-template-columns:100px 1fr;gap:22px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px;margin-top:52px}
.author-box img{width:100px;height:100px;border-radius:24px;object-fit:cover}
.heading-row{display:flex;justify-content:space-between;align-items:end;gap:34px;margin-bottom:42px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related{background:white;border:1px solid var(--line);border-radius:22px;overflow:hidden}.related img{width:100%;height:190px;object-fit:cover}.related div{padding:20px}
.article-cta{background:linear-gradient(115deg,var(--blue),#1457D7 62%,var(--turq));border-radius:30px;padding:48px;color:white;text-align:center}.article-cta h2{color:white}.article-cta p{color:#E7EFF8;margin-left:auto;margin-right:auto}
footer{background:#0A1A2D;color:#BFCBDC;padding:48px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .7fr;gap:40px} footer h3{color:white} footer a{display:block;margin:8px 0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:22px;font-size:.88rem}
@media(max-width:1050px){.article-layout{grid-template-columns:1fr}.toc,.share{position:relative;top:auto}.toc{display:none}.share{text-align:center}.share-links{justify-content:center}.related-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:980px){.navlinks{display:none}.menu-btn{display:block}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.container{width:min(100% - 24px,1160px)}.nav{height:68px}.brand small{display:none}.article-hero{padding:50px 0 30px}h1{font-size:2.75rem}.cover{width:min(100% - 24px,1160px);border-radius:22px}.article-body{font-size:1rem}.infographic{margin:34px 0;padding:0;width:100%}.related-grid,.footer-grid{grid-template-columns:1fr}.author-box{grid-template-columns:1fr;text-align:center}.author-box img{margin:auto}.article-cta{padding:30px 24px}.heading-row{display:block}}


/* v16 · Artículos: lectura, valoración y boletín */
.back{display:block;width:max-content;margin:0 auto 16px;color:#526176;font-weight:750;font-size:.92rem}
.back:hover{color:var(--blue)}
.article-section{padding-top:30px}
.article-bridge{margin:34px 0;font-size:1.14rem;color:var(--navy)}
.article-closing{font-size:1.16rem;font-weight:780;color:var(--navy);padding-top:8px}
.pfq-view-meta{display:inline-flex;align-items:center;gap:5px}
.article-engagement{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:34px}
.engagement-panel{border:1px solid var(--line);border-radius:22px;padding:22px;background:#fff}
.engagement-panel h3{margin:0 0 8px;font-size:1.12rem}
.engagement-panel p{margin:8px 0 0;color:#627083;font-size:.9rem}
.read-counter{font-size:2rem;font-weight:900;color:var(--navy);letter-spacing:-.03em}
.read-counter small{font-size:.95rem;font-weight:650;color:var(--muted)}
.rating-stars{display:flex;align-items:center;gap:5px;margin:12px 0 8px}
.rating-star{appearance:none;border:0;background:none;font:inherit;font-size:2rem;line-height:1;color:#C9D3DF;padding:0;cursor:pointer;transition:transform .15s,color .15s}
.rating-star:hover,.rating-star:focus-visible{transform:translateY(-1px)}
.rating-star.is-active{color:var(--amber)}
.rating-summary{color:#526176;font-size:.92rem}
.article-newsletter{margin-top:40px;background:linear-gradient(115deg,var(--blue),#1457D7 62%,var(--turq));border-radius:28px;padding:34px;color:#fff}
.article-newsletter h3{color:#fff;margin:8px 0;font-size:1.55rem}
.article-newsletter>p{color:#E7EFF8;margin-bottom:18px}
.article-subscribe{display:grid;gap:12px;background:#fff;border-radius:22px;padding:10px 12px;color:var(--navy)}
.article-subscribe-row{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}
.article-subscribe-row>input{border:0;outline:none;padding:12px;font:inherit;color:var(--navy);min-width:0}
.article-subscribe .cf-turnstile{width:100%}
.article-subscribe .newsletter-consent{color:var(--navy);font-weight:750;padding:0 8px 8px;margin-top:0}
.article-subscribe .newsletter-consent a{color:var(--blue)}
.article-newsletter .pfq-alert{margin:0 0 16px;max-width:none}
@media(max-width:650px){.article-engagement{grid-template-columns:1fr}.article-newsletter{padding:26px 20px}.article-subscribe-row{grid-template-columns:1fr}.article-subscribe-row .btn{width:100%}}

/* V20 · Innovación vs. tradición */
.article-innovacion-tradicion .story-grid{display:grid;grid-template-columns:minmax(0,250px) 1fr;gap:28px;align-items:start;margin:30px 0 38px}
.article-innovacion-tradicion .story-grid figure{margin:0}
.article-innovacion-tradicion .story-grid img{width:100%;border-radius:24px;box-shadow:0 14px 34px rgba(16,36,62,.12);border:1px solid rgba(220,228,238,.9)}
.article-innovacion-tradicion .story-grid .story-copy p:last-child{margin-bottom:0}
.article-innovacion-tradicion .story-grid.classroom{grid-template-columns:240px 1fr;align-items:center;margin-top:28px}
.article-innovacion-tradicion .story-grid.classroom img{aspect-ratio:1/1;object-fit:cover}
.article-innovacion-tradicion .figure-wide{margin:34px 0 38px}
.article-innovacion-tradicion .figure-wide img{width:100%;border-radius:24px;box-shadow:0 14px 34px rgba(16,36,62,.11);border:1px solid var(--line)}
.article-innovacion-tradicion .key-idea{margin:32px 0;padding:24px 26px;border:1px solid #F0D28A;background:linear-gradient(135deg,#FFF8E8,#FFFDF7);border-radius:20px;box-shadow:0 10px 26px rgba(16,36,62,.05)}
.article-innovacion-tradicion .key-idea .label{display:flex;align-items:center;gap:8px;color:#7B5D11;font-size:.75rem;font-weight:900;text-transform:uppercase;letter-spacing:.1em;margin-bottom:9px}
.article-innovacion-tradicion .key-idea .label::before{content:"";width:22px;height:3px;border-radius:9px;background:var(--amber)}
.article-innovacion-tradicion .key-idea p{margin:0;color:#4A3D20;font-size:1.09rem;font-weight:720}
.article-innovacion-tradicion .bridge{font-size:1.14rem;color:var(--navy)}
.article-innovacion-tradicion .article-closing{margin-top:36px;padding:28px 30px;background:linear-gradient(135deg,var(--navy),var(--navy-2));border-radius:24px;color:#fff;font-size:1.14rem;font-weight:400}
.article-innovacion-tradicion .article-closing p{margin:0;color:#fff}
.article-innovacion-tradicion .article-closing strong{color:#fff}
@media(max-width:1050px){.article-innovacion-tradicion .story-grid,.article-innovacion-tradicion .story-grid.classroom{grid-template-columns:220px 1fr}}
@media(max-width:650px){.article-innovacion-tradicion .story-grid,.article-innovacion-tradicion .story-grid.classroom{grid-template-columns:1fr;gap:18px}.article-innovacion-tradicion .story-grid figure{max-width:360px;margin:auto}.article-innovacion-tradicion .story-grid.classroom figure{max-width:320px}.article-innovacion-tradicion .story-grid.classroom img{aspect-ratio:auto}.article-innovacion-tradicion .key-idea{padding:22px}}