/* ═══════════════════════════════════════════════════════════
   IA NODE · Páginas de contenido
   Mismo lenguaje visual que la portada, pero solo lo necesario
   para una página de texto: sin animaciones ni configuradores.
   ═══════════════════════════════════════════════════════════ */

:root{
  --ink:#04070e; --surface:#080d17; --raised:#0d1422;
  --line:rgba(122,164,224,.13); --line2:rgba(122,164,224,.26);
  --tx:#eaf0f9; --tx2:#9aacc2; --tx3:#5f738c;
  --blue:#3b82f6; --cyan:#22d3ee; --amber:#fbbf24; --green:#10b981; --violet:#8b5cf6;
  --grad:linear-gradient(100deg,#60a5fa,#22d3ee 55%,#8b5cf6);
  --max:1240px; --lectura:74ch;
  --gut:clamp(20px,5vw,64px); --r:14px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:86px;overflow-x:hidden}
body{background:var(--ink);color:var(--tx2);
  font:400 clamp(15.5px,.46vw + 14px,17px)/1.72 Inter,system-ui,-apple-system,'Segoe UI',sans-serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
::selection{background:rgba(59,130,246,.32);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}

/* textura y retícula, igual que la portada */
body::before{content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(122,164,224,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(122,164,224,.045) 1px,transparent 1px);
  background-size:76px 76px;
  mask-image:radial-gradient(ellipse 90% 55% at 50% 0%,#000 18%,transparent 72%)}
body::after{content:'';position:fixed;inset:0;z-index:2;pointer-events:none;opacity:.03;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay}
@media(max-width:820px){body::after{opacity:.02;mix-blend-mode:normal}}

.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gut);position:relative;z-index:1}

/* ── navegación ───────────────────────────────────────────── */
.nav{position:sticky;top:0;z-index:60;height:68px;display:flex;align-items:center;
  background:rgba(4,7,14,.88);backdrop-filter:blur(18px) saturate(1.5);
  border-bottom:1px solid var(--line)}
.nav-in{max-width:var(--max);margin:0 auto;padding-inline:var(--gut);width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font:800 20px/1 Sora,sans-serif;color:var(--tx);letter-spacing:-.045em}
.logo i{font-style:normal;color:var(--cyan)}
.nav-cta{background:var(--amber);color:#1a1205;font-weight:650;font-size:14.5px;
  padding:10px 18px;border-radius:9px;white-space:nowrap;transition:.2s var(--ease)}
.nav-cta:hover{background:#fcd34d;transform:translateY(-1px)}

/* ── cabecera del artículo ────────────────────────────────── */
.cab{padding:clamp(46px,7vw,86px) 0 clamp(30px,4vw,46px);position:relative;overflow:hidden}
.cab::before{content:'';position:absolute;width:52vw;height:52vw;max-width:680px;max-height:680px;
  top:-30%;right:-12%;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none;
  background:radial-gradient(circle,rgba(59,130,246,.2),transparent 68%)}
@media(max-width:820px){.cab::before{display:none}}
.miga{font:400 13px/1 Inter,sans-serif;color:var(--tx3);margin-bottom:20px}
.miga a:hover{color:var(--cyan)}
.eyebrow{font:700 11.5px/1 'Space Mono',ui-monospace,monospace;letter-spacing:.22em;
  text-transform:uppercase;color:var(--cyan);display:flex;align-items:center;gap:11px;margin-bottom:20px}
.eyebrow::before{content:'';width:28px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan))}
h1{font:700 clamp(30px,4.6vw,54px)/1.08 Sora,Inter,sans-serif;color:var(--tx);
  letter-spacing:-.045em;text-wrap:balance;margin-bottom:20px}
h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent}
.bajada{font-size:clamp(17px,1.3vw,20px);line-height:1.62;color:var(--tx2);max-width:64ch}

/* ── cuerpo ───────────────────────────────────────────────── */
.cuerpo{padding-bottom:clamp(50px,7vw,90px);max-width:var(--lectura)}
.cuerpo h2{font:700 clamp(23px,2.5vw,32px)/1.2 Sora,Inter,sans-serif;color:var(--tx);
  letter-spacing:-.035em;margin:clamp(38px,5vw,58px) 0 16px;text-wrap:balance}
.cuerpo h3{font:700 clamp(18px,1.5vw,21px)/1.32 Sora,Inter,sans-serif;color:var(--tx);
  letter-spacing:-.02em;margin:30px 0 11px}
.cuerpo p{margin-bottom:19px}
.cuerpo strong{color:var(--tx);font-weight:600}
.cuerpo a:not(.btn){color:var(--cyan);border-bottom:1px solid rgba(34,211,238,.3)}
.cuerpo a:not(.btn):hover{border-bottom-color:var(--cyan)}
.cuerpo ul{list-style:none;margin:0 0 22px;display:flex;flex-direction:column;gap:11px}
.cuerpo li{padding-left:26px;position:relative;line-height:1.62}
.cuerpo li::before{content:'';position:absolute;left:4px;top:.72em;width:7px;height:7px;
  border-radius:50%;background:var(--cyan);opacity:.75}

/* recuadro de dato o cita */
.dato{background:var(--raised);border:1px solid var(--line);border-left:2px solid var(--cyan);
  border-radius:0 var(--r) var(--r) 0;padding:22px 26px;margin:28px 0;position:relative}
.dato p:last-child{margin-bottom:0}
.dato .fuente{font:400 12.6px/1.5 'Space Mono',ui-monospace,monospace;color:var(--tx3);margin-top:11px}

/* lista de módulos o capacidades */
.rejilla{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:14px;margin:26px 0 30px}
.pieza{background:var(--raised);border:1px solid var(--line);border-radius:var(--r);
  padding:22px 21px;position:relative;transition:.26s var(--ease)}
.pieza::before{content:'';position:absolute;inset:0 0 auto;height:1px;border-radius:inherit;
  background:linear-gradient(90deg,transparent,rgba(180,214,255,.32) 25%,rgba(180,214,255,.32) 75%,transparent)}
.pieza:hover{border-color:var(--line2);transform:translateY(-2px)}
.pieza h4{font:700 15.5px/1.3 Sora,Inter,sans-serif;color:var(--tx);letter-spacing:-.02em;margin-bottom:8px}
.pieza p{font-size:14.2px;color:var(--tx3);line-height:1.58;margin:0}

/* ── cierre ───────────────────────────────────────────────── */
.cierre{border-top:1px solid var(--line);background:var(--surface);
  padding:clamp(44px,6vw,72px) 0;position:relative;overflow:hidden}
.cierre::before{content:'';position:absolute;width:44vw;height:44vw;max-width:560px;max-height:560px;
  bottom:-40%;left:-8%;border-radius:50%;filter:blur(90px);opacity:.42;pointer-events:none;
  background:radial-gradient(circle,rgba(34,211,238,.18),transparent 68%)}
@media(max-width:820px){.cierre::before{display:none}}
.cierre h2{font:700 clamp(24px,3vw,36px)/1.16 Sora,Inter,sans-serif;color:var(--tx);
  letter-spacing:-.04em;margin-bottom:14px;text-wrap:balance}
.cierre p{max-width:58ch;margin-bottom:26px}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:9px;padding:15px 27px;border-radius:10px;
  font-weight:600;font-size:15px;letter-spacing:-.01em;border:1px solid transparent;
  transition:.22s var(--ease);position:relative;overflow:hidden;isolation:isolate}
.btn::after{content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(105deg,transparent 38%,rgba(255,255,255,.26) 50%,transparent 62%);
  transform:translateX(-120%);transition:transform .6s var(--ease)}
.btn:hover::after{transform:translateX(120%)}
.b1{background:var(--amber);color:#1a1205;box-shadow:0 6px 26px -8px rgba(251,191,36,.55)}
.b1:hover{background:#fcd34d;transform:translateY(-2px)}
.b2{background:rgba(122,164,224,.07);border-color:var(--line2);color:var(--tx)}
.b2:hover{background:rgba(122,164,224,.13);border-color:var(--cyan);transform:translateY(-2px)}

/* ── otras páginas ────────────────────────────────────────── */
.otras{padding:clamp(40px,5vw,64px) 0;border-top:1px solid var(--line)}
.otras-t{font:700 11px/1 'Space Mono',ui-monospace,monospace;letter-spacing:.2em;
  text-transform:uppercase;color:var(--tx3);margin-bottom:20px}
.otras-g{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.otra{background:var(--raised);border:1px solid var(--line);border-radius:var(--r);
  padding:18px 19px;transition:.24s var(--ease)}
.otra:hover{border-color:var(--cyan);transform:translateY(-2px)}
.otra b{display:block;color:var(--tx);font:600 14.8px/1.35 Sora,Inter,sans-serif;
  letter-spacing:-.02em;margin-bottom:5px}
.otra span{font-size:13px;color:var(--tx3);line-height:1.5}

/* ── pie ──────────────────────────────────────────────────── */
footer{border-top:1px solid var(--line);background:var(--ink);padding:34px 0;
  font-size:13px;color:var(--tx3)}
.pie-in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.pie-in a:hover{color:var(--cyan)}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;
    scroll-behavior:auto!important}
}