/* Kronix — blog (portada y artículos) */
:root{
  --bg:#030507; --panel:#080C12; --card:#0C121A; --card-2:#101722;
  --line:rgba(214,228,255,.08); --line-2:rgba(214,228,255,.14);
  --em:#4D8DFF; --em-soft:rgba(77,141,255,.12); --em-glow:rgba(77,141,255,.4);
  --sand:#7DD8FF; --text:#F2F5FA; --muted:#98A3B3; --dim:#636E7D;
  --f-head:"Sora",system-ui,sans-serif; --f-body:"Figtree",system-ui,sans-serif; --f-mono:"JetBrains Mono",ui-monospace,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--f-body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--f-head);line-height:1.15;margin:0;letter-spacing:-.02em}
p{margin:0}
:focus-visible{outline:2px solid var(--em);outline-offset:3px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.eyebrow{font-family:var(--f-mono);font-size:12.5px;color:var(--sand);letter-spacing:.08em;text-transform:uppercase;display:inline-block}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 24px;border-radius:14px;font-weight:600;font-size:16px;border:1px solid transparent;cursor:pointer;transition:transform .25s var(--ease),border-color .25s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:#F2F5FA;color:#04070B;box-shadow:inset 0 0 0 1px rgba(255,255,255,.7),0 14px 40px -16px rgba(77,141,255,.8)}
.btn-primary:hover{background:#fff}
.btn-ghost{background:rgba(214,228,255,.04);border-color:var(--line-2)}
.btn-ghost:hover{border-color:rgba(214,228,255,.3)}
.btn-sm{padding:10px 18px;font-size:14.5px;border-radius:12px}

/* Cabecera */
.nav{position:sticky;top:0;z-index:50;background:rgba(3,5,8,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-head);font-weight:700;font-size:20px}
.brand img{height:28px;width:auto}
.nav-links{display:flex;gap:4px;margin-left:auto;font-size:14.5px;color:var(--muted)}
.nav-links a{padding:7px 12px;border-radius:999px;transition:background .2s,color .2s}
.nav-links a:hover{color:var(--text);background:rgba(214,228,255,.06)}
.nav-links a[aria-current="page"]{color:var(--text);background:rgba(214,228,255,.08)}
@media (max-width:900px){.nav-links{display:none}.nav .btn{margin-left:auto}}

/* Portada del blog */
.blog-hero{padding:80px 0 46px;background:radial-gradient(800px 380px at 20% 0%,rgba(77,141,255,.14),transparent 65%)}
.blog-hero h1{font-size:clamp(36px,5.4vw,62px);font-weight:800;max-width:15ch;margin-top:16px}
.blog-hero h1 span{background:linear-gradient(95deg,var(--em) 10%,var(--sand) 95%);-webkit-background-clip:text;background-clip:text;color:transparent}
.blog-hero p{color:var(--muted);font-size:18.5px;max-width:40em;margin-top:18px}
.posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding-bottom:40px}
.post-card{display:flex;flex-direction:column;padding:26px;border-radius:22px;background:var(--card);border:1px solid var(--line);transition:border-color .3s,transform .3s var(--ease)}
.post-card:hover{border-color:rgba(77,141,255,.4);transform:translateY(-4px)}
.post-card.feat{grid-column:span 2;background:radial-gradient(500px 260px at 0% 0%,rgba(77,141,255,.18),transparent 65%),linear-gradient(160deg,#122440,#0C121A);border-color:rgba(77,141,255,.3)}
.post-card .cat{font-family:var(--f-mono);font-size:12px;color:var(--sand)}
.post-card h2{font-size:21px;margin:12px 0 10px;line-height:1.25}
.post-card.feat h2{font-size:clamp(24px,2.6vw,32px)}
.post-card p{color:var(--muted);font-size:15.5px}
.post-card .meta{margin-top:auto;padding-top:20px;font-size:13.5px;color:var(--dim);display:flex;justify-content:space-between;gap:10px}
.post-card .meta b{color:var(--em);font-weight:600}

.blog-sec{font-size:clamp(24px,2.8vw,32px);margin:34px 0 18px;display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 16px}
.blog-sec span{font-family:var(--f-body);font-size:15.5px;font-weight:400;color:var(--muted);letter-spacing:0}
.box.fuentes ul{margin:6px 0 0;padding-left:20px;font-size:15px}
.box.fuentes li + li{margin-top:6px}

/* Artículo */
.art-hero{padding:56px 0 36px;background:radial-gradient(700px 340px at 15% 0%,rgba(77,141,255,.13),transparent 65%)}
.art-hero .in,.prose,.art-end{max-width:760px;margin:0 auto;padding:0 24px}
.crumbs{font-size:13.5px;color:var(--dim);display:flex;flex-wrap:wrap;gap:8px}
.crumbs a:hover{color:var(--text)}
.art-hero h1{font-size:clamp(32px,4.6vw,50px);font-weight:800;margin:16px 0 18px}
.art-hero .lead{color:var(--muted);font-size:19px}
.byline{display:flex;align-items:center;gap:12px;margin-top:26px;font-size:14.5px;color:var(--muted)}
.byline strong{display:block;color:var(--text);font-size:15px}
.av{position:relative;width:46px;height:46px;flex:none;border-radius:50%;overflow:hidden;display:grid;place-items:center;border:2px solid var(--em);background:linear-gradient(135deg,var(--em),var(--sand))}
.av img{width:100%;height:100%;object-fit:cover}
.av b{display:none;font-family:var(--f-head);font-weight:800;font-size:19px;color:#03060A}
.av.no-photo b{display:block}
.prose{padding-top:10px;padding-bottom:20px;font-size:18px;line-height:1.75;color:#CFDDD8}
.prose > * + *{margin-top:20px}
.prose h2{font-size:clamp(24px,2.8vw,30px);color:var(--text);margin-top:46px}
.prose h3{font-size:20px;color:var(--text);margin-top:30px}
.prose strong{color:var(--text)}
.prose a{color:var(--em);text-decoration:underline;text-underline-offset:3px}
.prose ul,.prose ol{padding-left:22px}
.prose li + li{margin-top:8px}
.prose li::marker{color:var(--em)}
.prose blockquote{margin:28px 0 0;padding:4px 0 4px 20px;border-left:3px solid var(--sand);color:var(--text);font-style:italic}
.box{padding:22px 24px;border-radius:18px;background:var(--card);border:1px solid var(--line);font-size:16.5px}
.box.case{background:radial-gradient(420px 220px at 0% 0%,rgba(77,141,255,.16),transparent 65%),linear-gradient(160deg,#122440,#0C121A);border-color:rgba(77,141,255,.3)}
.box .t{display:block;font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--sand);margin-bottom:8px}
.box .nums{display:flex;flex-wrap:wrap;gap:22px;margin:10px 0 8px}
.box .nums b{display:block;font-family:var(--f-head);font-size:30px;font-weight:800;color:var(--em);line-height:1.1}
.box .nums span{font-size:14px;color:var(--muted)}
.box p + p{margin-top:10px}
.mini-chat{display:flex;flex-direction:column;gap:8px;padding:18px;border-radius:18px;background:#0D1A17;border:1px solid var(--line-2);font-size:15px;line-height:1.5}
.mini-chat .lbl{align-self:center;font-family:var(--f-mono);font-size:11.5px;color:var(--muted);background:rgba(214,228,255,.06);padding:4px 10px;border-radius:999px}
.mini-chat .c,.mini-chat .n{max-width:84%;padding:9px 13px;border-radius:14px}
.mini-chat .c{align-self:flex-end;background:#17775A;color:#F1FFF9;border-top-right-radius:4px}
.mini-chat .n{align-self:flex-start;background:#18222E;color:#DCE8E3;border-top-left-radius:4px}
.toc{padding:20px 24px;border-radius:18px;background:var(--panel);border:1px solid var(--line);font-size:16px}
.toc b{display:block;font-family:var(--f-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim);margin-bottom:8px}
.toc ol{margin:0;padding-left:20px}
.toc a{color:var(--muted);text-decoration:none}
.toc a:hover{color:var(--text)}

/* Cierre del artículo */
.art-end{padding-top:30px;padding-bottom:70px}
.cta-box{padding:34px;border-radius:24px;background:radial-gradient(500px 260px at 0% 0%,rgba(77,141,255,.25),transparent 65%),#0A111B;border:1px solid rgba(77,141,255,.3)}
.cta-box h2{font-size:clamp(24px,3vw,32px)}
.cta-box p{color:var(--muted);margin-top:10px}
.cta-box .row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.author{display:flex;gap:16px;align-items:center;margin-top:26px;padding:20px 22px;border-radius:18px;background:var(--card);border:1px solid var(--line)}
.author p{color:var(--muted);font-size:15px}
.author strong{color:var(--text)}
.author a{color:var(--em)}
.related{margin-top:40px}
.related h2{font-size:22px;margin-bottom:16px}
.related .posts{grid-template-columns:repeat(2,minmax(0,1fr));padding-bottom:0}

/* Pie */
footer{border-top:1px solid var(--line);background:var(--panel);padding:30px 0;font-size:14px;color:var(--dim)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
footer nav{display:flex;flex-wrap:wrap;gap:18px}
footer a:hover{color:var(--text)}
.wa{position:fixed;right:22px;bottom:22px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 14px 30px -8px rgba(37,211,102,.5)}
.wa svg{width:30px;height:30px;fill:#fff}

@media (max-width:900px){
  .posts{grid-template-columns:minmax(0,1fr)}
  .post-card.feat{grid-column:auto}
  .related .posts{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:600px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .art-hero .in,.prose,.art-end{padding:0 16px}
  .prose{font-size:17px}
  .cta-box{padding:24px 20px}
  .btn{white-space:normal;text-align:center}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}html{scroll-behavior:auto}}

/* Logo K-reloj (como en la portada) */
.brand .k,.brand img.k{height:26px;width:auto}
.brand .wm{font-family:"Sora",system-ui,sans-serif;font-weight:700;letter-spacing:-.03em}
.brand .wm .i{position:relative;display:inline-block}
.brand .wm .i::after{content:"";position:absolute;left:50%;top:.09em;width:.17em;height:.17em;margin-left:-.085em;border-radius:50%;background:#1FD19A}