:root{
  --ink:#0b0b0c; --ink-2:#42434a; --ink-3:#8a8b92;
  --line:#ececef; --line-2:#f4f4f6; --bg:#ffffff; --accent:#1f8a70;
  --max:1160px; --r:18px;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.5;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit}
::selection{background:#cdeee4}

.navwrap{position:fixed;top:18px;left:0;right:0;z-index:100;display:flex;justify-content:center;pointer-events:none;padding:0 16px}
.nav{position:relative;pointer-events:auto;display:flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);
  border:1px solid rgba(11,11,12,.08);border-radius:999px;
  padding:7px 8px 7px 16px;box-shadow:0 8px 30px rgba(11,11,12,.10),0 1px 0 rgba(255,255,255,.6) inset}
.nav .brand{display:flex;align-items:center;gap:9px;font-weight:600;font-size:14px;letter-spacing:-.01em;color:var(--ink);padding-right:8px;margin-right:2px;border-right:1px solid var(--line)}
.nav .dot{width:13px;height:13px;border-radius:50%;border:2px solid var(--ink);position:relative}
.nav .dot::after{content:"";position:absolute;inset:3px;border-radius:50%;background:var(--accent)}
.nav a{text-decoration:none;font-size:13px;color:var(--ink-2);padding:8px 12px;border-radius:999px;transition:.18s;white-space:nowrap}
.nav a:hover{color:var(--ink);background:var(--line-2)}
.nav a.cta{background:var(--ink);color:#fff}
.nav a.cta:hover{background:#000}
.nav .mtoggle{display:none}
.nav .burger{display:none;width:36px;height:36px;border-radius:999px;border:1px solid var(--line);
  cursor:pointer;align-items:center;justify-content:center;flex:0 0 auto}
.nav .burger span,.nav .burger span::before,.nav .burger span::after{content:"";display:block;width:16px;height:1.7px;background:var(--ink);border-radius:2px;transition:.2s}
.nav .burger span{position:relative}
.nav .burger span::before{position:absolute;top:-5px}
.nav .burger span::after{position:absolute;top:5px}
.nav .mtoggle:checked ~ .burger span{background:transparent}
.nav .mtoggle:checked ~ .burger span::before{top:0;transform:rotate(45deg)}
.nav .mtoggle:checked ~ .burger span::after{top:0;transform:rotate(-45deg)}
@media(max-width:860px){
  .nav{padding:7px 7px 7px 16px}
  .nav .links{display:none;position:absolute;top:calc(100% + 10px);left:0;right:0;flex-direction:column;gap:2px;
    background:rgba(255,255,255,.97);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);
    border:1px solid var(--line);border-radius:18px;padding:8px;box-shadow:0 12px 34px rgba(11,11,12,.14)}
  .nav .mtoggle:checked ~ .links{display:flex}
  .nav .links a{font-size:15px;padding:12px 14px;border-radius:12px}
  .nav .burger{display:flex}
}

.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
h2{font-size:clamp(28px,4.6vw,50px);line-height:1.03;letter-spacing:-.03em;font-weight:600;margin:.34em 0 .5em;max-width:20ch}
.lede{font-size:clamp(17px,2.3vw,22px);line-height:1.5;color:var(--ink-2);max-width:62ch}

/* ---------- artículo (lectura) ---------- */
.art{max-width:760px;margin:0 auto;padding:0 24px}
.arthead{padding-top:clamp(96px,12vw,140px)}
.art h1{font-size:clamp(30px,5vw,50px);line-height:1.05;letter-spacing:-.03em;font-weight:600;margin:.28em 0}
.art .dek{font-size:clamp(17px,2.3vw,21px);color:var(--ink-2);line-height:1.5}
.art .ameta{margin-top:18px;font-family:var(--mono);font-size:11.5px;letter-spacing:.04em;color:var(--ink-3);text-transform:uppercase}
.arthero{margin:38px 0;border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;position:relative;background:var(--line-2)}
.arthero figcaption{position:absolute;left:12px;bottom:12px;font-family:var(--mono);font-size:10.5px;color:#fff;background:rgba(11,11,12,.5);padding:5px 9px;border-radius:8px;backdrop-filter:blur(6px)}
.artimg{margin:34px 0;border-radius:var(--r);overflow:hidden;position:relative;background:var(--line-2)}
.artimg img{width:100%;height:auto;display:block}
.artimg figcaption{position:absolute;left:12px;bottom:12px;font-family:var(--mono);font-size:10.5px;color:#fff;background:rgba(11,11,12,.5);padding:5px 9px;border-radius:8px;backdrop-filter:blur(6px)}
.prose p{font-size:17px;line-height:1.78;color:var(--ink-2);margin-top:20px}
.prose h2{font-size:clamp(22px,3.4vw,30px);letter-spacing:-.02em;margin-top:50px;color:var(--ink)}
.prose h3{font-size:19px;margin-top:32px;color:var(--ink)}
.prose a{color:var(--accent)}
.prose ul{margin:18px 0 0 0;padding-left:20px}
.prose li{font-size:16.5px;line-height:1.7;color:var(--ink-2);margin-top:8px}
.related{max-width:760px;margin:60px auto 0;padding:30px 24px 0;border-top:1px solid var(--line)}
.related h4{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:14px}
.related a{display:inline-block;font-size:16px;color:var(--ink);text-decoration:none;padding:7px 0;transition:.2s}
.related a:hover{color:var(--accent)}
.related a+a{margin-left:0}
.related ul{list-style:none}

/* ---------- tarjetas de guías (home) ---------- */
.artgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:38px}
.artcard{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;text-decoration:none;transition:.2s}
.artcard:hover{border-color:#d8d8dc}
.artcard .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--line-2)}
.artcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
.artcard:hover .thumb img{transform:scale(1.05)}
.artcard .bd{display:flex;flex-direction:column;flex:1;padding:22px}
.artcard .ak{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.artcard h3{font-size:18px;margin:10px 0 8px;letter-spacing:-.01em;color:var(--ink)}
.artcard p{font-size:14px;color:var(--ink-3);line-height:1.55;flex:1}
.artcard .more{margin-top:16px;font-family:var(--mono);font-size:12px;color:var(--ink)}
@media(max-width:860px){.artgrid{grid-template-columns:1fr}}

.faqlist{margin-top:36px;border-top:1px solid var(--line)}
.faq{border-bottom:1px solid var(--line);padding:22px 4px}
.faq .q{font-size:17.5px;font-weight:600;letter-spacing:-.01em;line-height:1.35}
.faq .ans{margin-top:9px;max-width:72ch;color:var(--ink-2);font-size:15.5px;line-height:1.66}
.faq .ans a{color:var(--accent)}

footer{border-top:1px solid var(--line);margin-top:clamp(80px,12vw,130px);padding:60px 0 72px}
.foot{max-width:var(--max);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px}
footer h4{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:14px}
footer p,footer li,footer a{font-size:14px;color:var(--ink-2);line-height:1.7}
footer ul{list-style:none}
footer a{text-decoration:none}
footer a:hover{color:var(--ink)}
.colo{font-size:12px;color:var(--ink-3);margin-top:40px;max-width:80ch}
@media(max-width:720px){.foot{grid-template-columns:1fr;gap:28px}}