/* ============ TIPOGRAFÍAS (autoalojadas) ============
   Variables: un archivo por familia cubre todos los pesos.
   Subconjunto latino. Origen: Google Fonts. */
@font-face{
  font-family:"Space Grotesk";font-style:normal;font-weight:300 700;font-display:swap;
  src:url("../fonts/spacegrotesk.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"IBM Plex Sans";font-style:normal;font-weight:100 700;font-display:swap;
  src:url("../fonts/ibmplexsans.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face{
  font-family:"JetBrains Mono";font-style:normal;font-weight:100 800;font-display:swap;
  src:url("../fonts/jetbrainsmono.woff2") format("woff2");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* ============ TOKENS · baliza (fondo oscuro + acento cian-azul-violeta) ============ */
:root{
  /* superficies */
  --bg:#0A0E1A;
  --bg-alt:#0E1424;
  --surface:#131A2E;
  --surface-2:#1B2338;

  /* texto sobre superficies oscuras (la mayor parte del sitio) */
  --ink:#F2F4FA;
  --ink-2:#AEB6C9;
  --ink-3:#7C8698;

  /* texto/íconos sobre superficies claras invertidas: avatar, burbuja entrante,
     insignia de plan, botones en estado hover */
  --on-light:#0A0E1A;
  --on-light-2:#4A5468;

  /* bordes */
  --border:rgba(242,244,250,.10);
  --border-2:rgba(242,244,250,.18);
  --border-fuerte:#22D3EE;

  /* acento — degradado cian → azul → violeta */
  --acento-cian:#22D3EE;
  --acento-azul:#3B82F6;
  --acento-violeta:#7C3AED;
  --degradado:linear-gradient(135deg,var(--acento-cian),var(--acento-azul) 55%,var(--acento-violeta));
  --degradado-cta:linear-gradient(135deg,#2563EB,var(--acento-violeta));

  /* colores por servicio */
  --serv-ia:#8B5CF6;
  --serv-dev:#3B82F6;
  --serv-auto:#0F766E;
  --serv-redes:#0891B2;

  --display:"Space Grotesk",system-ui,sans-serif;
  --sans:"IBM Plex Sans",system-ui,-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.23,1,.32,1);
  --max:1140px;
  --r:4px;

  /* escala de rótulos mono: antes valores sueltos (.61–.69rem, bajo el piso
     de 11px); una sola talla legible para toda etiqueta/meta funcional */
  --size-label:.7rem;
  --size-note:.8125rem;
}

/* ============ BASE ============ */
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;color-scheme:dark;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%;}
a{color:var(--ink);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--acento-cian);}
h1,h2,h3{font-family:var(--display);margin:0;letter-spacing:-.022em;color:var(--ink);font-weight:700;}
h1{font-size:clamp(2.25rem,6.2vw,3.8rem);line-height:1.04;}
h2{font-size:clamp(1.7rem,4.2vw,2.5rem);line-height:1.1;}
h3{font-size:1.13rem;line-height:1.32;font-weight:600;letter-spacing:-.012em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--acento-cian);outline-offset:3px;border-radius:2px;}
::selection{background:var(--acento-azul);color:#fff;}

/* scrollbar propio: la franja del navegador también lleva el sistema */
html{scrollbar-color:var(--border-2) var(--bg);scrollbar-width:thin;}
::-webkit-scrollbar{width:12px;height:12px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--surface-2);border-radius:20px;border:3px solid var(--bg);}
::-webkit-scrollbar-thumb:hover{background:var(--border-fuerte);}

.contenedor{max-width:var(--max);margin:0 auto;padding:0 24px;}
.seccion{padding:104px 0;}
.seccion--alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}

.eyebrow{
  font-family:var(--mono);font-size:var(--size-label);font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--ink-3);margin:0 0 20px;
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--acento-cian);flex:0 0 auto;}
.lead{font-size:1.06rem;line-height:1.62;color:var(--ink-2);max-width:56ch;}

/* ============ BOTONES ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--sans);font-size:.94rem;font-weight:600;
  padding:14px 26px;min-height:52px;border-radius:var(--r);
  border:1px solid transparent;background:var(--degradado-cta);color:#fff;
  cursor:pointer;text-align:center;
  transition:filter .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:hover{filter:brightness(1.12);transform:translateY(-1px);}
.btn:active{transform:translateY(0);filter:brightness(1);}
.btn svg{width:19px;height:19px;flex:0 0 auto;}
.btn--linea{background:transparent;color:var(--ink);border-color:var(--border-2);}
.btn--linea:hover{background:var(--ink);color:var(--on-light);border-color:var(--ink);}
.btn--sm{min-height:42px;padding:10px 18px;font-size:.85rem;}

/* ============ HEADER ============ */
.header{
  position:sticky;top:0;z-index:60;background:rgba(10,14,26,.72);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header__in{display:flex;align-items:center;gap:20px;min-height:68px;}
.marca{display:flex;align-items:center;gap:11px;}
.marca__icono{width:23px;height:23px;color:var(--ink);flex:0 0 auto;}
.marca__nombre{font-family:var(--display);font-weight:700;font-size:1.15rem;letter-spacing:.14em;color:var(--ink);}
.marca__a{background:var(--degradado);-webkit-background-clip:text;background-clip:text;color:transparent;}
.nav{margin-left:auto;display:flex;align-items:center;gap:30px;}
.nav a{font-size:.93rem;font-weight:500;color:var(--ink-2);}
.nav a:hover{color:var(--ink);}
.menu-btn{display:none;background:none;border:1px solid var(--border-2);border-radius:var(--r);width:44px;height:44px;margin-left:auto;cursor:pointer;padding:0;}
.menu-btn span{display:block;width:17px;height:1.5px;background:currentColor;margin:4px auto;transition:transform .22s var(--ease),opacity .22s var(--ease);}
.menu-btn.abierto span:nth-child(1){transform:translateY(5.5px) rotate(45deg);}
.menu-btn.abierto span:nth-child(2){opacity:0;}
.menu-btn.abierto span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg);}
.panel{display:none;border-top:1px solid var(--border);background:var(--bg);}
.panel.abierto{display:block;}
.panel a{display:block;padding:16px 24px;border-bottom:1px solid var(--border);font-weight:500;}
.panel .btn{margin:18px 24px 22px;width:calc(100% - 48px);}

/* ============ HERO ============ */
.hero{padding:72px 0 96px;overflow:hidden;}
.hero__grid{display:grid;gap:48px;}
.hero__lead{margin:22px 0 0;font-size:1.09rem;line-height:1.6;color:var(--ink-2);max-width:46ch;}
.hero__lead + .btn{margin-top:32px;}
.hero .nota{margin-top:14px;}
.hero__enfasis{background:var(--degradado);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* baliza: barrido lento que gira detrás del hero — la señal de "en servicio,
   ahora" traducida a la paleta de marca; único movimiento continuo del hero */
.hero__baliza{
  position:absolute;top:50%;left:50%;width:150vmax;height:150vmax;z-index:0;
  transform:translate(-50%,-50%) rotate(0deg);transform-origin:center;
  background:conic-gradient(from 0deg,transparent 0deg 300deg,var(--acento-cian) 322deg,var(--acento-azul) 337deg,var(--acento-violeta) 352deg,transparent 360deg);
  opacity:.16;filter:blur(90px);pointer-events:none;
  animation:barrido 18s linear infinite;
}
@keyframes barrido{to{transform:translate(-50%,-50%) rotate(360deg);}}
@media (prefers-reduced-motion:reduce){.hero__baliza{animation:none;}}

/* capacidades: 3 funciones reales del agente (ya nombradas en la copia),
   en fila normal bajo el chat — nada de posicionamiento absoluto encima
   de la tarjeta: eso fue lo que se rompió la primera vez. Entran en el
   mismo ritmo que los mensajes del chat. */
.hero__ia{display:flex;flex-direction:column;gap:22px;}
.hero__capacidades{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 28px;}
.nodo{
  display:flex;align-items:center;gap:9px;
  opacity:0;animation:msgIn .5s var(--ease) forwards;animation-delay:var(--d,.25s);
}
.nodo__ico{
  width:34px;height:34px;border-radius:50%;background:var(--surface-2);border:1px solid var(--border-2);
  display:grid;place-items:center;color:var(--acento-cian);flex:0 0 auto;
}
.nodo__ico svg{width:16px;height:16px;}
.nodo__etq{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.04em;color:var(--ink-2);white-space:nowrap;}
@media (prefers-reduced-motion:reduce){
  .nodo{opacity:1;animation:none;}
}
.hero__promesas{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:34px;padding-top:26px;border-top:1px solid var(--border);}
.hero__promesas li{display:flex;align-items:center;gap:9px;font-family:var(--mono);font-size:.72rem;color:var(--ink-3);}
.hero__promesas svg{width:14px;height:14px;color:var(--ink);flex:0 0 auto;}

/* ============ CHAT ============ */
.chat{
  background:linear-gradient(var(--surface),var(--surface)) padding-box,var(--degradado) border-box;
  border:1px solid transparent;border-radius:var(--r);overflow:hidden;
  box-shadow:0 24px 60px -20px rgba(0,0,0,.75);
}
.chat__barra{display:flex;align-items:center;gap:11px;padding:14px 18px;background:var(--surface-2);border-bottom:1px solid var(--border);}
.chat__avatar{width:33px;height:33px;border-radius:50%;background:#fff;display:grid;place-items:center;flex:0 0 auto;}
.chat__avatar svg{width:17px;height:17px;color:var(--on-light);}
.chat__quien{display:flex;flex-direction:column;line-height:1.3;}
.chat__quien strong{font-size:.91rem;font-weight:600;color:#fff;}
.chat__estado{display:flex;align-items:center;gap:6px;font-family:var(--mono);font-size:var(--size-label);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);}
.pulso{width:6px;height:6px;border-radius:50%;background:var(--acento-cian);animation:latido 2.4s ease-out infinite;flex:0 0 auto;}
.chat__wa{margin-left:auto;font-family:var(--mono);font-size:var(--size-label);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);}
.chat__cuerpo{padding:22px 18px;display:flex;flex-direction:column;gap:12px;background:var(--bg-alt);min-height:336px;}
.msg{max-width:82%;padding:11px 15px;font-size:.92rem;line-height:1.5;border-radius:var(--r);opacity:0;animation:msgIn .5s var(--ease) forwards;}
.msg--in{align-self:flex-start;background:#fff;border:1px solid var(--border-2);color:var(--on-light);}
.msg--out{align-self:flex-end;background:var(--degradado-cta);color:#fff;}
.msg:nth-of-type(1){animation-delay:.25s;}
.msg:nth-of-type(2){animation-delay:1.0s;}
.msg:nth-of-type(3){animation-delay:1.85s;}
.msg:nth-of-type(4){animation-delay:2.6s;}
.msg:nth-of-type(5){animation-delay:3.4s;}
.msg__meta{display:block;margin-top:5px;font-family:var(--mono);font-size:var(--size-label);letter-spacing:.02em;opacity:.7;}
.chat__pie{display:flex;align-items:center;gap:10px;padding:13px 18px;background:var(--surface-2);border-top:1px solid var(--border);}
.chat__campo{flex:1;font-size:.85rem;color:var(--ink-3);background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--r);padding:9px 15px;}
.chat__enviar{width:35px;height:35px;border-radius:var(--r);background:var(--degradado-cta);display:grid;place-items:center;flex:0 0 auto;}
.chat__enviar svg{width:15px;height:15px;color:#fff;}
@keyframes msgIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
@keyframes latido{0%{box-shadow:0 0 0 0 rgba(34,211,238,.5);}70%{box-shadow:0 0 0 8px rgba(34,211,238,0);}100%{box-shadow:0 0 0 0 rgba(34,211,238,0);}}

/* ============ SERVICIOS ============ */
.cab{margin-bottom:48px;}
.cab .lead{margin-top:16px;}
.bento{display:grid;grid-template-columns:1fr;gap:14px;align-items:start;}
.tarjeta{
  --ic:var(--acento-azul);
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r);
  transition:border-color .24s var(--ease),transform .24s var(--ease);cursor:pointer;
}
.tarjeta:hover{border-color:var(--border-fuerte);transform:translateY(-2px);}
.tarjeta.abierta{border-color:var(--border-fuerte);}
.tarjeta__btn{display:block;width:100%;text-align:left;background:none;border:0;padding:28px 26px 0;cursor:pointer;}
.tarjeta__top{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.tarjeta__icono{width:37px;height:37px;border-radius:8px;background:var(--ic,var(--acento-azul));display:grid;place-items:center;flex:0 0 auto;color:#fff;}
.tarjeta__icono svg{width:19px;height:19px;}
.tarjeta__btn h3{font-size:1.22rem;}
.tarjeta__mod{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);}
.chip{
  margin-left:auto;font-family:var(--mono);font-size:var(--size-label);font-weight:500;letter-spacing:.13em;
  text-transform:uppercase;padding:5px 10px;border-radius:var(--r);white-space:nowrap;
  border:1px solid var(--ink-2);color:var(--ink-2);
}
.chip--consultar{border-style:dashed;color:var(--ink-3);border-color:var(--border-2);}
.tarjeta__btn p{margin-top:9px;font-size:.94rem;line-height:1.58;color:var(--ink-2);}
.tarjeta__lista{margin:18px 26px 0;padding-top:16px;border-top:1px solid var(--border);}
.tarjeta__lista li{position:relative;padding-left:18px;font-size:.89rem;line-height:2.05;color:var(--ink-2);}
.tarjeta__lista li::before{content:"";position:absolute;left:0;top:.92em;width:6px;height:6px;background:var(--acento-cian);}
.tarjeta__ver{
  display:flex;align-items:center;gap:8px;margin:18px 26px 26px;
  font-family:var(--mono);font-size:var(--size-label);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);
  transition:color .2s var(--ease);
}
.tarjeta:hover .tarjeta__ver,.tarjeta.abierta .tarjeta__ver{color:var(--acento-cian);}
.tarjeta__mas{width:15px;height:15px;flex:0 0 auto;transition:transform .28s var(--ease);}
.tarjeta.abierta .tarjeta__mas{transform:rotate(45deg);}
.ejemplo{
  margin:0 26px 26px;padding:20px;background:var(--surface-2);
  border:1px solid var(--border-2);border-radius:10px;animation:abrir .34s var(--ease);
}
.ejemplo[hidden]{display:none;}
.ejemplo__cab{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.ejemplo__t{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.16em;text-transform:uppercase;color:var(--ink-2);}
.ejemplo__caso{
  font-size:.91rem;line-height:1.5;color:var(--ink-2);
  background:var(--bg-alt);border:1px solid var(--border);border-radius:8px;padding:12px 14px;margin-bottom:18px;
}
.dg{display:flex;flex-direction:column;}
.dg__paso{--c:#1D4FD7;position:relative;display:grid;grid-template-columns:30px 1fr;gap:13px;padding-bottom:16px;}
.dg__paso:nth-child(2){--c:#7C3AED;}
.dg__paso:nth-child(3){--c:#0F766E;}
.dg__paso:nth-child(4){--c:#0F7A45;}
.dg__paso:last-child{padding-bottom:0;}
.dg__paso::before{
  content:"";position:absolute;left:14px;top:32px;bottom:2px;width:2px;
  background:var(--c);opacity:.35;border-radius:2px;
}
.dg__paso:last-child::before{display:none;}
.dg__n{
  width:30px;height:30px;border-radius:9px;background:var(--c);color:#fff;
  display:grid;place-items:center;font-family:var(--mono);font-size:.71rem;font-weight:500;
  position:relative;z-index:1;box-shadow:0 3px 10px -2px rgba(0,0,0,.55);
}
.dg__n svg{width:15px;height:15px;}
.dg__txt{font-size:.89rem;line-height:1.5;color:var(--ink-2);padding-top:5px;}
.dg__paso--fin .dg__txt{color:var(--ink);font-weight:500;}
@keyframes abrir{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}

/* ============ DEMO ============ */
.demo__grid{display:grid;gap:44px;align-items:center;}
.preguntas{display:flex;flex-direction:column;gap:9px;margin:26px 0 32px;}
.preguntas li{display:flex;align-items:center;gap:11px;border:1px solid var(--border);border-radius:var(--r);padding:11px 17px;font-size:.91rem;color:var(--ink-2);background:var(--surface);}
.preguntas svg{width:14px;height:14px;color:var(--acento-cian);flex:0 0 auto;}
.nota{margin-top:22px;font-family:var(--mono);font-size:var(--size-note);line-height:1.6;color:var(--ink-3);}
.flujo{border:1px solid var(--border-2);border-radius:var(--r);padding:32px 28px;background:var(--surface);}
.flujo__t{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3);margin-bottom:24px;}
.flujo__paso{--c:#1D4FD7;display:flex;gap:16px;align-items:flex-start;position:relative;padding-bottom:24px;}
.flujo__paso:nth-child(2){--c:#7C3AED;}
.flujo__paso:nth-child(3){--c:#0F766E;}
.flujo__paso:nth-child(4){--c:#0F7A45;}
.flujo__paso:last-child{padding-bottom:0;}
.flujo__paso::after{content:"";position:absolute;left:15px;top:34px;bottom:2px;width:1px;background:var(--border-2);}
.flujo__paso:last-child::after{display:none;}
.flujo__n{width:31px;height:31px;border-radius:var(--r);flex:0 0 auto;display:grid;place-items:center;background:var(--c);color:#fff;font-family:var(--mono);font-size:.74rem;position:relative;z-index:1;}
.flujo__paso strong{display:block;font-family:var(--display);font-size:.97rem;font-weight:600;letter-spacing:-.01em;}
.flujo__paso span{display:block;margin-top:3px;font-size:.88rem;line-height:1.55;color:var(--ink-2);}

/* ============ PRECIOS ============ */
.planes{display:grid;grid-template-columns:1fr;gap:14px;}
.plan{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:var(--r);padding:32px 28px;background:var(--surface);transition:border-color .24s var(--ease),transform .24s var(--ease);}
.plan:hover{border-color:var(--border-fuerte);transform:translateY(-2px);}
.plan--dest{background:var(--ink);border-color:var(--ink);}
.plan--dest h3,.plan--dest .plan__valor{color:var(--on-light);}
.plan--dest .plan__desc{color:var(--on-light-2);}
.plan--dest .plan__lista li{color:var(--on-light-2);}
.plan--dest .plan__lista li::before{background:var(--acento-violeta);}
.plan--dest .plan__lista{border-top-color:rgba(10,14,26,.15);}
.plan--dest .plan__nota{color:var(--on-light-2);border-top-color:rgba(10,14,26,.15);}
.plan--dest .plan__mod,.plan--dest .plan__base{color:var(--on-light-2);}
.plan__marca{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.16em;text-transform:uppercase;color:var(--on-light);background:#fff;display:inline-block;padding:5px 10px;border-radius:var(--r);margin-bottom:18px;align-self:flex-start;}
.plan__mod{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);margin-bottom:12px;}
.plan__desc{margin-top:10px;font-size:.93rem;line-height:1.58;color:var(--ink-2);}
.plan__valor{font-family:var(--display);font-size:1.5rem;font-weight:700;letter-spacing:-.02em;margin-top:22px;}
.plan__base{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;color:var(--ink-3);margin-top:6px;}
.plan__lista{margin-top:22px;padding-top:20px;border-top:1px solid var(--border);flex:1;}
.plan__lista li{position:relative;padding-left:18px;font-size:.89rem;line-height:2;color:var(--ink-2);}
.plan__lista li::before{content:"";position:absolute;left:0;top:.92em;width:6px;height:6px;background:var(--acento-cian);}
.plan__nota{margin-top:20px;padding-top:16px;border-top:1px solid var(--border);font-family:var(--mono);font-size:.69rem;line-height:1.7;color:var(--ink-3);}
.factores{display:grid;grid-template-columns:1fr;margin-top:48px;border-top:1px solid var(--border-2);}
.factor{padding:24px 0;border-bottom:1px solid var(--border);display:grid;grid-template-columns:38px 1fr;gap:18px;align-items:start;}
.factor__n{font-family:var(--mono);font-size:.7rem;color:var(--ink-3);padding-top:3px;}
.factor strong{font-family:var(--display);font-size:1rem;font-weight:600;display:block;}
.factor span{display:block;margin-top:3px;font-size:.9rem;color:var(--ink-2);line-height:1.55;}
.cierre{margin-top:44px;padding-top:36px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:20px;}
.cierre h3{font-size:1.4rem;font-weight:700;letter-spacing:-.02em;max-width:26ch;}
.cierre p{margin-top:8px;font-size:.97rem;color:var(--ink-2);max-width:52ch;}

/* ============ FOOTER ============ */
.footer{background:var(--bg);border-top:1px solid var(--border-2);padding:48px 0 30px;}
.footer__grid{display:grid;gap:28px;}
.footer__t{font-family:var(--mono);font-size:var(--size-label);letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-bottom:14px;}
.footer__datos{display:flex;flex-direction:column;gap:8px;}
.footer__datos a,.footer__datos span{font-size:.94rem;color:var(--ink-2);word-break:break-word;}
.footer__datos a:hover{color:var(--acento-cian);text-decoration:underline;text-underline-offset:3px;}
.footer__nav{display:flex;flex-direction:column;gap:8px;}
.footer__nav a{font-size:.94rem;color:var(--ink-2);}
.footer__nav a:hover{color:var(--acento-cian);}
.footer__legal{margin-top:28px;padding-top:18px;border-top:1px solid var(--border);font-family:var(--mono);font-size:.68rem;letter-spacing:.04em;color:var(--ink-3);}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.visible{opacity:1;transform:none;}

/* ============ RESPONSIVE ============ */
@media (min-width:760px){
  .bento{grid-template-columns:repeat(2,1fr);}
  .planes{grid-template-columns:repeat(3,1fr);}
  .preguntas{flex-direction:row;flex-wrap:wrap;}
  .footer__grid{grid-template-columns:1.15fr repeat(3,1fr);gap:28px 32px;align-items:start;}
  .cierre{flex-direction:row;align-items:center;justify-content:space-between;gap:32px;}
}
@media (min-width:980px){
  .hero__grid{grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
  .demo__grid{grid-template-columns:1fr 1fr;gap:60px;}
  .cab{max-width:58ch;}
  .factores{grid-template-columns:repeat(3,1fr);gap:0 40px;}
}
@media (max-width:759px){
  .nav{display:none;}
  .menu-btn{display:block;}
  .seccion{padding:72px 0;}
  .hero{padding:48px 0 68px;}
  .chat__cuerpo{min-height:300px;}
  .cierre .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  .msg{opacity:1;transform:none;}
  .reveal{opacity:1;transform:none;}
}

/* ============ FONDO DE CIRCUITO ============ */
.circuito{
  position:absolute;inset:0;pointer-events:none;z-index:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220' fill='none' stroke='%2322D3EE' stroke-width='1.6'%3E%3Cpath d='M0 44h44l40 40h84l52 52'/%3E%3Cpath d='M0 132h64l40 40h116'/%3E%3Cpath d='M44 0v22l40 40h44V0'/%3E%3Cpath d='M176 220v-56l-40-40H64'/%3E%3Cpath d='M220 84h-28l-24 24'/%3E%3Cg fill='%2322D3EE' stroke='none'%3E%3Ccircle cx='44' cy='44' r='3.4'/%3E%3Ccircle cx='128' cy='62' r='3.4'/%3E%3Ccircle cx='64' cy='124' r='3.4'/%3E%3Ccircle cx='104' cy='172' r='3.4'/%3E%3Ccircle cx='192' cy='84' r='3.4'/%3E%3C/g%3E%3Ccircle cx='84' cy='84' r='5.2'/%3E%3Ccircle cx='168' cy='172' r='5.2'/%3E%3Crect x='160' y='24' width='16' height='28' rx='2'/%3E%3Crect x='24' y='176' width='26' height='16' rx='2'/%3E%3C/svg%3E");
  background-size:220px 220px;
  opacity:.09;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 0%,#000 0%,rgba(0,0,0,.35) 55%,transparent 100%);
  mask-image:radial-gradient(120% 90% at 50% 0%,#000 0%,rgba(0,0,0,.35) 55%,transparent 100%);
}
.hero,.seccion{position:relative;}
.hero .contenedor,.seccion .contenedor{position:relative;z-index:1;}

/* ============ ENTRADA ESCALONADA ============ */
.bento.reveal,.planes.reveal,.factores.reveal{opacity:1;transform:none;}
.bento .tarjeta,.planes .plan,.factores .factor,.flujo .flujo__paso{
  opacity:0;transform:translateY(16px);
  transition:opacity .55s var(--ease),transform .55s var(--ease),border-color .24s var(--ease);
}
.bento.visible .tarjeta,.planes.visible .plan,.factores.visible .factor,.flujo.visible .flujo__paso{opacity:1;transform:none;}
.bento.visible .tarjeta:hover,.planes.visible .plan:hover{transform:translateY(-2px);}
.bento.visible .tarjeta:nth-child(2),.planes.visible .plan:nth-child(2),.factores.visible .factor:nth-child(2),.flujo.visible .flujo__paso:nth-child(3){transition-delay:.09s;}
.bento.visible .tarjeta:nth-child(3),.planes.visible .plan:nth-child(3),.factores.visible .factor:nth-child(3),.flujo.visible .flujo__paso:nth-child(4){transition-delay:.18s;}
.bento.visible .tarjeta:nth-child(4),.flujo.visible .flujo__paso:nth-child(5){transition-delay:.27s;}
@media (prefers-reduced-motion:reduce){
  .bento .tarjeta,.planes .plan,.factores .factor,.flujo .flujo__paso{opacity:1;transform:none;}
}
/* ============ ENTRADA DEL HERO ============
   CSS puro, no depende del JS: si el script falla el titular
   igual se ve. Reusa el keyframe msgIn del chat. */
.hero__grid > div:first-child > *{
  opacity:0;animation:msgIn .55s var(--ease) forwards;
}
.hero__grid > div:first-child > *:nth-child(2){animation-delay:.09s;}
.hero__grid > div:first-child > *:nth-child(3){animation-delay:.18s;}
.hero__grid > div:first-child > *:nth-child(4){animation-delay:.27s;}
@media (prefers-reduced-motion:reduce){
  .hero__grid > div:first-child > *{opacity:1;animation:none;}
}