:root{--bg:#0A0B0E;--bg2:#111318;--bg3:#181A20;--border:#ffffff0d;--border2:#ffffff16;--text:#F0F2F5;--text2:#9BA3AF;--text3:#6B7280;--green:#22C55E;--green2:#16A34A;--radius:12px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.72;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:720px;margin:0 auto;padding:0 24px}
nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 24px;border-bottom:1px solid var(--border);background:rgba(10,11,14,.85);backdrop-filter:blur(10px)}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:16px;color:var(--text)}
.logo-mark{width:26px;height:26px;background:var(--green);border-radius:7px;display:flex;align-items:center;justify-content:center;font-weight:900;font-size:11px;color:#000}
.btn{display:inline-flex;align-items:center;gap:7px;padding:11px 18px;border-radius:9px;font-weight:700;font-size:14px;background:var(--green);color:#000;border:none;cursor:pointer;transition:background .15s}
.btn:hover{background:var(--green2);text-decoration:none}
.breadcrumb{font-size:13px;color:var(--text3);padding:18px 0 0}
.breadcrumb a{color:var(--text3)}
header.hero{padding:34px 0 8px}
.tag{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--green);margin-bottom:12px}
h1{font-size:clamp(28px,4.6vw,40px);font-weight:800;letter-spacing:-.02em;line-height:1.18;margin-bottom:14px}
.meta{font-size:14px;color:var(--text3);margin-bottom:8px}
article{padding:14px 0 30px}
article p{color:var(--text2);margin-bottom:18px}
article h2{font-size:24px;font-weight:800;letter-spacing:-.01em;margin:36px 0 14px}
article h3{font-size:19px;font-weight:700;margin:26px 0 10px}
article ul,article ol{color:var(--text2);margin:0 0 18px 22px}
article li{margin-bottom:10px}
article strong{color:var(--text)}
article blockquote{border-left:3px solid var(--green);padding:4px 0 4px 18px;margin:20px 0;color:var(--text);font-style:italic}
.card{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--radius);padding:20px 22px;margin:22px 0}
.card h3{margin-top:0}
.cta-band{text-align:center;background:linear-gradient(180deg,var(--bg2),var(--bg));border:1px solid var(--border2);border-radius:16px;padding:36px 24px;margin:40px 0}
.cta-band h2{margin:0 0 8px;font-size:24px}
.cta-band p{color:var(--text2);margin-bottom:20px}
.related{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:18px 0}
.related a{display:block;background:var(--bg2);border:1px solid var(--border2);border-radius:10px;padding:15px 17px;color:var(--text);font-weight:600;font-size:15px}
.related a:hover{border-color:var(--green);text-decoration:none}
.related a span{display:block;font-size:13px;color:var(--text3);font-weight:400;margin-top:4px}
footer{border-top:1px solid var(--border);padding:32px 0;margin-top:16px}
.foot-links{display:flex;flex-wrap:wrap;gap:16px;font-size:14px;margin:14px 0}
.foot-links a{color:var(--text2)}
.copy{font-size:13px;color:var(--text3)}

/* FAQ de artículo (acordeón nativo, sin JS) */
details{border-bottom:1px solid var(--border2)}
details summary{list-style:none;cursor:pointer;padding:17px 0;font-weight:600;font-size:16px;display:flex;justify-content:space-between;gap:14px;color:var(--text)}
details summary::-webkit-details-marker{display:none}
details summary::after{content:'+';color:var(--text3);font-size:20px;line-height:1}
details[open] summary::after{content:'−'}
details .a{padding:0 0 17px;color:var(--text2)}
.answer-box{border-color:var(--green)}