:root{--ink:#0B1736;--ink-2:#2C3E5A;--ink-3:#6B7E97;--line:#E3E8EF;--line-soft:#EEF2F6;--surface:#F6F8FB;--accent:#FD02FC;--accent-dark:#C400C3;--accent-soft:rgba(253,2,252,.08);--navy:#0B1736;--green:#1F9D55}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line-soft);padding:18px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo img{height:26px;width:auto}
nav.main-nav{display:flex;align-items:center;gap:28px}
nav.main-nav a{font-size:15px;color:var(--ink-2);font-weight:500;white-space:nowrap}
nav.main-nav a:hover,nav.main-nav a.on{color:var(--ink)}
.lang-switch{display:inline-flex;align-items:center;gap:8px;color:var(--ink-3);font-size:13px}
.lang-switch select{appearance:none;-webkit-appearance:none;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 28px 6px 12px;font-size:13px;color:var(--ink-2);font-weight:600;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B7E97' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center}
.eyebrow{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:14px}
h1{font-size:44px;line-height:1.1;letter-spacing:-.02em;font-weight:800}
h1 em,h2 em{font-style:normal;color:var(--accent)}
.lead{font-size:19px;color:var(--ink-2);max-width:680px;margin-top:16px}
.hero{padding:64px 0 40px;background:linear-gradient(180deg,#fff 0%,var(--surface) 100%)}
.hero-min{padding:30px 0 6px;background:#fff}
.blog-h1{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-dark)}
.list-h1{font-size:30px;line-height:1.15;letter-spacing:-.015em}
.hero-min .topics{margin-top:14px}
section.list{padding-top:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:15px 28px;border-radius:999px;font-weight:700;font-size:16px;border:0;cursor:pointer;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}
.btn-navy{background:linear-gradient(180deg,#FF22FF 0%,#FD02FC 60%,#E500E4 100%);color:#fff;box-shadow:0 8px 24px rgba(253,2,252,.25)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
section{padding:48px 0}
section.alt{background:var(--surface)}
/* listado */
.topics{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0 0}
.chip{display:inline-block;padding:7px 14px;border-radius:999px;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-2);background:#fff}
.chip:hover,.chip.on{border-color:var(--ink);color:var(--ink)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(11,23,54,.08)}
.card .ph{aspect-ratio:16/9;background:var(--surface);overflow:hidden}
.card .ph img{width:100%;height:100%;object-fit:cover}
.card .bd{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}
.card .cat{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-dark)}
.card h3{font-size:19px;line-height:1.3;margin-top:8px;letter-spacing:-.01em}
.card p{font-size:14.5px;color:var(--ink-2);margin-top:10px;flex:1}
.meta{font-size:13px;color:var(--ink-3);margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
.meta .lang{display:inline-block;padding:1px 7px;border-radius:6px;background:var(--surface);font-weight:700;text-transform:uppercase;font-size:11px}
.pager{display:flex;justify-content:space-between;align-items:center;margin-top:36px;font-size:15px;font-weight:600}
.pager a{color:var(--ink-2)}.pager a:hover{color:var(--ink)}
.pager span{color:var(--ink-3);font-weight:500}
.empty{padding:28px;border:1px dashed var(--line);border-radius:18px;color:var(--ink-3);text-align:center}
/* artículo */
.crumbs{font-size:13px;color:var(--ink-3);display:flex;gap:8px;flex-wrap:wrap;padding-top:28px}
.crumbs a:hover{color:var(--ink)}
.post-head{padding:18px 0 28px;max-width:780px}
.post-head h1{font-size:40px}
.post-head .meta{font-size:14px;margin-top:18px}
.cover{border-radius:24px;overflow:hidden;background:var(--surface);box-shadow:0 20px 60px rgba(11,23,54,.10);max-width:980px}
.cover img{width:100%;height:auto;max-height:560px;object-fit:cover}
.cover figcaption{font-size:13px;color:var(--ink-3);padding:10px 16px;background:#fff}
.layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:48px;align-items:start;padding:44px 0 20px}
.toc{position:sticky;top:92px;border:1px solid var(--line);border-radius:18px;padding:20px 22px;font-size:14px}
.toc strong{display:block;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:10px}
.toc a{display:block;padding:6px 0;color:var(--ink-2);border-top:1px solid var(--line-soft)}
.toc a:first-of-type{border-top:0}
.toc a:hover{color:var(--ink)}
.article{font-size:18px;line-height:1.7;color:var(--ink)}
.article>*+*{margin-top:1.1em}
.article h2{font-size:28px;line-height:1.2;letter-spacing:-.015em;font-weight:800;margin-top:2em;scroll-margin-top:90px}
.article h3{font-size:21px;font-weight:700;margin-top:1.6em}
.article h4{font-size:18px;font-weight:700}
.article p{color:var(--ink-2)}
.article a{color:var(--accent-dark);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.article ul,.article ol{padding-left:1.4em;color:var(--ink-2)}
.article li+li{margin-top:.4em}
.article img{border-radius:16px;margin:1.6em auto}
.article figure{margin:1.8em 0}
.article figcaption{font-size:14px;color:var(--ink-3);text-align:center;margin-top:8px}
.article blockquote{border-left:4px solid var(--accent);padding:6px 0 6px 20px;color:var(--ink-2);font-size:19px}
.article table{width:100%;border-collapse:collapse;font-size:15.5px;margin:1.5em 0;display:block;overflow-x:auto}
.article th,.article td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--line-soft);vertical-align:top}
.article th{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);background:var(--surface)}
.article hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.article code{background:var(--surface);padding:2px 6px;border-radius:6px;font-size:.92em}
.article pre{background:var(--surface);padding:16px;border-radius:12px;overflow-x:auto;font-size:14px}
.article pre code{background:none;padding:0}
.article .note,.article .aviso{background:var(--accent-soft);border-radius:14px;padding:16px 20px;color:var(--ink-2)}
.faq{max-width:760px;margin-top:40px}
.faq h2{font-size:26px;letter-spacing:-.015em;font-weight:800;margin-bottom:14px}
.faq details{border:1px solid var(--line);border-radius:14px;padding:0 20px;background:#fff}
.faq details+details{margin-top:10px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--ink-3);font-weight:400;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq .ans{padding:0 0 18px;color:var(--ink-2);font-size:16px;line-height:1.65}
.sources{max-width:760px;margin-top:36px;font-size:14px;color:var(--ink-3)}
.sources ol{padding-left:1.3em}.sources a{text-decoration:underline}
.disclaimer{max-width:760px;margin-top:28px;padding:16px 20px;border-radius:14px;background:var(--surface);color:var(--ink-3);font-size:14px;line-height:1.55}
.cta{margin-top:48px;background:var(--surface);border:1px solid var(--line);color:var(--ink);border-radius:24px;padding:40px 36px;display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}
.cta .eyebrow{color:var(--accent-dark)}
.cta h2{font-size:30px;line-height:1.15;letter-spacing:-.015em;font-weight:800;color:var(--ink)}
.cta p{color:var(--ink-2);margin-top:12px;font-size:17px}
.cta .ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
/* Botones = los de la home (.btn-accent / .btn-ghost de index.html), sin el subrayado de .article a */
.article .cta a.btn{display:inline-flex;align-items:center;justify-content:center;padding:16px 28px;border-radius:999px;font-size:15px;font-weight:600;transition:all .2s;border:1px solid transparent;cursor:pointer;white-space:nowrap;text-decoration:none}
.article .cta a.btn-accent{background:linear-gradient(180deg,#FF22FF 0%,#FD02FC 60%,#E500E4 100%);color:#fff;border:none;box-shadow:0 8px 20px rgba(253,2,252,.18)}
.article .cta a.btn-accent:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(253,2,252,.25);color:#fff}
.article .cta a.btn-ghost{background:#fff;color:#0B1736;border:1px solid rgba(11,23,54,.12)}
.article .cta a.btn-ghost:hover{border-color:rgba(11,23,54,.18);background:rgba(11,23,54,.03);color:#0B1736}
.cta img{max-height:260px;object-fit:contain;margin:0 auto}
.related{padding:56px 0 72px}
.related h2{font-size:26px;letter-spacing:-.015em;font-weight:800;margin-bottom:22px}
.langs{font-size:14px;color:var(--ink-3);margin-top:18px}
.langs a{text-decoration:underline;margin-right:10px}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}
footer{background:var(--navy);color:rgba(255,255,255,.7);padding:44px 0 28px;font-size:13px}
.foot-inner{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:flex-start}
footer a{color:#fff}
.foot-links{display:flex;gap:18px;flex-wrap:wrap}
.foot-med{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.55)}
@media(max-width:980px){.cards{grid-template-columns:1fr 1fr}.layout{grid-template-columns:1fr}.toc{position:static}.cta{grid-template-columns:1fr}.cta img{max-height:200px}}
@media(max-width:640px){h1{font-size:32px}.post-head h1{font-size:30px}nav.main-nav{display:none}.cards{grid-template-columns:1fr}section{padding:36px 0}.article{font-size:17px}.article h2{font-size:24px}.cta{padding:28px 22px}.cover{border-radius:16px}}