/* ===========================================================
   NERATOS — hoja única
   Paleta tomada del SVG del logo: índigo profundo + dorado.
   Tema oscuro deliberado, sin variante clara.
   =========================================================== */

:root{
  --abismo:#020A1C;
  --marino:#091629;
  --marino-alto:#23374C;
  --carbon:#040C1E;

  --oro:#C7A665;
  --oro-claro:#DFC486;
  --oro-suave:rgba(199,166,101,.5);
  --verde:#5FB58A;

  --niebla:#CBD5E4;
  --niebla-tenue:rgba(203,213,228,.62);
  --niebla-debil:rgba(203,213,228,.34);
  --linea:rgba(203,213,228,.13);

  --f-display:'Spectral',Georgia,'Times New Roman',serif;
  --f-cuerpo:'Archivo',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  --f-dato:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;

  --gutter-l:max(22px,env(safe-area-inset-left,0px));
  --gutter-r:max(22px,env(safe-area-inset-right,0px));
  --curva:cubic-bezier(.16,1,.3,1);
  --ancho:1180px;

  color-scheme:dark;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--abismo);
  color:var(--niebla);
  font-family:var(--f-cuerpo);
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
:focus-visible{outline:2px solid var(--oro);outline-offset:3px}

.ancho{max-width:var(--ancho);margin-inline:auto;width:100%}
.ancho.angosto{max-width:46rem}

/* ---------- BARRA ---------- */
.barra{
  position:sticky;
  top:env(safe-area-inset-top,0px);
  z-index:40;
  display:flex;align-items:center;gap:1.4rem;
  padding-block:1rem;
  padding-left:var(--gutter-l);padding-right:var(--gutter-r);
  background:rgba(2,10,28,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--linea);
}
body::before{
  content:"";position:fixed;inset:0 0 auto;
  height:env(safe-area-inset-top,0px);
  background:var(--abismo);z-index:41;
}
.marca{display:flex;align-items:center;gap:.72rem;min-width:0;text-decoration:none}
.marca svg{width:30px;height:30px;flex:none}
.marca .nom{
  font-family:var(--f-display);font-size:1.1rem;letter-spacing:.17em;
  color:var(--niebla);white-space:nowrap;
}
.nav{display:flex;align-items:center;gap:1.6rem;margin-left:auto}
.nav a{
  font-family:var(--f-dato);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--niebla-tenue);text-decoration:none;padding-block:.3rem;
  border-bottom:1px solid transparent;
  transition:color .2s var(--curva),border-color .2s var(--curva);
}
.nav a:hover,.nav a:focus-visible{color:var(--oro-claro);border-bottom-color:var(--oro-suave)}
@media(max-width:900px){.nav{display:none}}

.idioma{display:flex;align-items:center;gap:.4rem;margin-left:auto}
.nav + .idioma{margin-left:0}
.bandera{
  width:30px;height:21px;padding:0;flex:none;
  background:transparent;border:1px solid var(--niebla-debil);
  cursor:pointer;line-height:0;opacity:.45;
  transition:opacity .18s var(--curva),border-color .18s var(--curva),transform .18s var(--curva);
}
.bandera svg{width:100%;height:100%;display:block}
.bandera:hover{opacity:.85}
.bandera.activa{opacity:1;border-color:var(--oro)}
.bandera:focus-visible{transform:translateY(-1px)}

/* ---------- HERO ---------- */
.hero{
  position:relative;
  min-height:clamp(600px,82vh,790px);
  display:flex;flex-direction:column;
  overflow:hidden;
  background:var(--marino);
  isolation:isolate;
}
#lienzo{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(135% 118% at 50% 50%, rgba(2,10,28,0) 54%, rgba(2,10,28,.70) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  opacity:.085;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='r'><feTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='3'/></filter><rect width='140' height='140' filter='url(%23r)'/></svg>");
}
@media(max-width:900px){
  .hero::before{
    background:
      linear-gradient(to bottom, rgba(2,10,28,0) 4%, rgba(2,10,28,.86) 24%, rgba(2,10,28,.95) 40%),
      radial-gradient(140% 100% at 50% 14%, rgba(2,10,28,0) 28%, rgba(2,10,28,.74) 100%);
  }
}

.cuerpo-hero{
  position:relative;z-index:4;flex:1;
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);
  gap:2rem 3.5rem;align-items:center;
  padding-block:clamp(2.2rem,5vw,3.4rem) clamp(2.6rem,5vw,3.8rem);
  padding-left:var(--gutter-l);padding-right:var(--gutter-r);
}
@media(max-width:900px){.cuerpo-hero{grid-template-columns:minmax(0,1fr);gap:2.4rem}}

.bloque{max-width:34rem;min-width:0}
@media(min-width:901px){.bloque{order:2}.desk{order:1}}

.cejilla{
  font-family:var(--f-dato);font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--oro);margin:0 0 1.2rem;display:flex;align-items:center;gap:.7rem;
  text-shadow:0 2px 16px rgba(2,10,28,.95);
}
.cejilla::before{content:"";width:2.1rem;height:1px;background:var(--oro);opacity:.65;flex:none}
h1{
  font-family:var(--f-display);font-weight:300;
  font-size:clamp(2rem,4.2vw,3.2rem);line-height:1.08;letter-spacing:-.018em;
  text-wrap:balance;margin:0 0 1.1rem;
  text-shadow:0 2px 24px rgba(2,10,28,.92),0 1px 3px rgba(2,10,28,.8);
}
h1 em{font-style:normal;color:var(--oro-claro)}
.entrada{
  font-size:clamp(.95rem,1.35vw,1.05rem);line-height:1.62;
  color:var(--niebla-tenue);max-width:31rem;margin:0;
  text-shadow:0 2px 18px rgba(2,10,28,.9);
}
.credencial{
  margin:1.6rem 0 0;padding-top:1.1rem;
  border-top:1px solid var(--linea);max-width:31rem;
  font-family:var(--f-dato);font-size:.74rem;line-height:1.6;letter-spacing:.03em;
  color:var(--niebla-tenue);
  text-shadow:0 2px 18px rgba(2,10,28,.92);
}

/* ---------- MESA DE OPERACIONES ---------- */
.desk{
  min-width:0;max-width:30rem;width:100%;
  border:1px solid rgba(203,213,228,.17);
  background:rgba(4,12,30,.82);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  box-shadow:0 24px 60px -24px rgba(0,0,0,.78);
  display:flex;flex-direction:column;
}
@media(max-width:900px){.desk{max-width:none}}
.desk-cab{
  display:flex;align-items:center;gap:.6rem;
  padding:.85rem 1.1rem;border-bottom:1px solid var(--linea);
  background:rgba(14,28,52,.58);
}
.faro{
  width:7px;height:7px;flex:none;border-radius:50%;
  background:var(--verde);animation:latir 2.6s var(--curva) infinite;
}
@keyframes latir{
  0%{box-shadow:0 0 0 0 rgba(95,181,138,.5)}
  70%{box-shadow:0 0 0 7px rgba(95,181,138,0)}
  100%{box-shadow:0 0 0 0 rgba(95,181,138,0)}
}
.desk-cab .rot{font-family:var(--f-dato);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--niebla)}
.desk-cab .turno{
  margin-left:auto;font-family:var(--f-dato);font-size:.6rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--niebla-debil);
}
.reiniciar{
  flex:none;margin-left:.65rem;padding:0;
  width:24px;height:24px;display:grid;place-content:center;
  background:transparent;border:1px solid rgba(203,213,228,.22);
  color:var(--niebla-debil);cursor:pointer;
  transition:color .18s var(--curva),border-color .18s var(--curva);
}
.reiniciar svg{width:13px;height:13px;display:block}
.reiniciar:hover,.reiniciar:focus-visible{color:var(--oro-claro);border-color:var(--oro)}
.reiniciar:active svg{transform:rotate(-90deg);transition:transform .25s var(--curva)}
@media(max-width:420px){
  .desk-cab .turno{display:none}
  .reiniciar{margin-left:auto}
}

/* enlace de reinicio al cerrar el recorrido */
.de-nuevo{
  display:block;width:100%;padding:.72rem 0;
  background:transparent;border:1px solid rgba(203,213,228,.24);cursor:pointer;
  font-family:var(--f-dato);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--niebla-tenue);text-align:center;
  transition:color .18s var(--curva),border-color .18s var(--curva);
}
.de-nuevo:hover,.de-nuevo:focus-visible{color:var(--oro-claro);border-color:var(--oro)}

.hilo{
  padding:1.1rem;display:flex;flex-direction:column;gap:.62rem;
  min-height:13rem;max-height:22rem;overflow-y:auto;overscroll-behavior:contain;
}
.burbuja{
  max-width:86%;font-size:.9rem;line-height:1.5;padding:.62rem .85rem;
  animation:surgir .32s var(--curva) both;
}
@keyframes surgir{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
.burbuja.bot{align-self:flex-start;background:rgba(35,55,76,.74);border-left:2px solid var(--oro-suave);color:var(--niebla)}
.burbuja.yo{
  align-self:flex-end;background:rgba(199,166,101,.14);border-right:2px solid var(--oro);
  color:var(--oro-claro);font-family:var(--f-dato);font-size:.82rem;letter-spacing:.02em;
}
.puntos{
  align-self:flex-start;display:flex;gap:4px;
  padding:.72rem .85rem;background:rgba(35,55,76,.52);border-left:2px solid var(--oro-suave);
}
.puntos i{width:4px;height:4px;border-radius:50%;background:var(--niebla-debil);animation:rebote 1.3s infinite}
.puntos i:nth-child(2){animation-delay:.16s}
.puntos i:nth-child(3){animation-delay:.32s}
@keyframes rebote{0%,60%,100%{opacity:.3}30%{opacity:.95}}

.urgente{
  align-self:stretch;border:1px solid var(--oro);background:rgba(199,166,101,.1);
  padding:.9rem 1rem;display:flex;flex-direction:column;gap:.3rem;
  animation:surgir .32s var(--curva) both;
}
.urgente .et{font-family:var(--f-dato);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--oro)}
.urgente .num{
  font-family:var(--f-dato);font-size:1.22rem;letter-spacing:.03em;color:var(--oro-claro);
  font-variant-numeric:tabular-nums;user-select:all;
}

.opciones{display:flex;flex-wrap:wrap;gap:.45rem;padding:0 1.1rem 1.1rem}
.opcion{
  font-family:var(--f-dato);font-size:.74rem;letter-spacing:.06em;
  color:var(--niebla);background:transparent;border:1px solid rgba(203,213,228,.26);
  padding:.52rem .8rem;cursor:pointer;
  transition:border-color .18s var(--curva),color .18s var(--curva),background .18s var(--curva);
}
.opcion:hover,.opcion:focus-visible{border-color:var(--oro);color:var(--oro-claro);background:rgba(199,166,101,.08)}

.campo{display:flex;gap:.5rem;padding:0 1.1rem 1.1rem}
.campo input{
  flex:1;min-width:0;font-family:var(--f-cuerpo);font-size:.88rem;
  color:var(--niebla);background:rgba(203,213,228,.06);
  border:1px solid rgba(203,213,228,.2);padding:.6rem .75rem;
}
.campo input::placeholder{color:var(--niebla-debil)}
.campo button{
  font-family:var(--f-dato);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--abismo);background:var(--oro);border:0;padding:.6rem 1rem;cursor:pointer;
  transition:background .18s var(--curva);
}
.campo button:hover,.campo button:focus-visible{background:var(--oro-claro)}

.salida{padding:0 1.1rem 1.1rem}
.salida a{
  display:flex;align-items:center;justify-content:center;gap:.6rem;
  font-family:var(--f-dato);font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--abismo);background:var(--oro);text-decoration:none;padding:.85rem 1.1rem;
  transition:background .18s var(--curva),transform .18s var(--curva);
}
.salida a:hover,.salida a:focus-visible{background:var(--oro-claro);transform:translateY(-1px)}

.desk-pie{
  padding:.7rem 1.1rem;border-top:1px solid var(--linea);
  font-family:var(--f-dato);font-size:.62rem;letter-spacing:.1em;color:var(--niebla-debil);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
}
.desk-pie span{user-select:all}

/* ---------- SECCIONES ---------- */
.seccion{
  padding-block:clamp(3.4rem,7vw,5.6rem);
  padding-left:var(--gutter-l);padding-right:var(--gutter-r);
  background:var(--abismo);
}
.seccion.alterna{background:var(--carbon);border-block:1px solid var(--linea)}

.rubro{
  font-family:var(--f-dato);font-size:.65rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--oro);margin:0 0 1rem;display:flex;align-items:center;gap:.7rem;
}
.rubro::before{content:"";width:2.1rem;height:1px;background:var(--oro);opacity:.65;flex:none}

h2{
  font-family:var(--f-display);font-weight:300;
  font-size:clamp(1.65rem,3.1vw,2.5rem);line-height:1.14;letter-spacing:-.015em;
  text-wrap:balance;margin:0 0 1.1rem;max-width:22ch;
}
.bajada{
  font-size:1rem;line-height:1.65;color:var(--niebla-tenue);
  max-width:60ch;margin:0 0 2.8rem;
}

.grupo{
  font-family:var(--f-dato);font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--niebla-debil);margin:0 0 1.1rem;
  padding-bottom:.7rem;border-bottom:1px solid var(--linea);
}
.grupo:not(:first-of-type){margin-top:3rem}

.rejilla{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,17rem),1fr));
  gap:1.6rem;
}
.cap{min-width:0;padding:1.5rem 1.4rem;border:1px solid var(--linea);background:rgba(9,22,41,.4)}
.cap.destacada{border-color:rgba(199,166,101,.3);background:rgba(199,166,101,.045)}
.cap h3{
  font-family:var(--f-cuerpo);font-weight:600;font-size:1.02rem;letter-spacing:-.005em;
  margin:0 0 .75rem;color:var(--niebla);
}
.cap p{font-size:.92rem;line-height:1.62;color:var(--niebla-tenue);margin:0 0 1.1rem}
.cap ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.42rem}
.cap li{
  font-family:var(--f-dato);font-size:.73rem;letter-spacing:.03em;color:var(--niebla-debil);
  padding-left:1rem;position:relative;line-height:1.5;
}
.cap li::before{content:"";position:absolute;left:0;top:.5em;width:5px;height:1px;background:var(--oro);opacity:.8}

/* pasos */
.pasos{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,14rem),1fr));
  gap:2rem 1.8rem;
}
.pasos li{min-width:0;padding-top:1.1rem;border-top:1px solid var(--linea)}
.pasos .num{
  display:block;font-family:var(--f-dato);font-size:.72rem;letter-spacing:.18em;
  color:var(--oro);margin-bottom:.7rem;font-variant-numeric:tabular-nums;
}
.pasos h3{font-family:var(--f-cuerpo);font-weight:600;font-size:.98rem;margin:0 0 .5rem;color:var(--niebla)}
.pasos p{font-size:.9rem;line-height:1.6;color:var(--niebla-tenue);margin:0}

/* hechos */
.hechos{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));
  gap:1.8rem;margin-top:1.8rem;
}
.hecho{min-width:0;padding-left:1.1rem;border-left:1px solid var(--oro-suave)}
.hecho h3{font-family:var(--f-cuerpo);font-weight:600;font-size:.98rem;margin:0 0 .55rem;color:var(--niebla)}
.hecho p{font-size:.92rem;line-height:1.62;color:var(--niebla-tenue);margin:0}

/* contacto */
.linea-contacto{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:1.5rem;padding:1.6rem;border:1px solid var(--oro-suave);background:rgba(199,166,101,.05);
  max-width:46rem;
}
.linea-contacto .et{
  display:block;font-family:var(--f-dato);font-size:.62rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--niebla-debil);margin-bottom:.35rem;
}
.num-grande{
  font-family:var(--f-dato);font-size:clamp(1.15rem,2.4vw,1.5rem);letter-spacing:.03em;
  color:var(--oro-claro);font-variant-numeric:tabular-nums;user-select:all;
}
.boton{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--f-dato);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--abismo);background:var(--oro);text-decoration:none;
  padding:.85rem 1.4rem;border:0;cursor:pointer;
  transition:background .18s var(--curva),transform .18s var(--curva);
}
.boton:hover,.boton:focus-visible{background:var(--oro-claro);transform:translateY(-1px)}

/* pie */
.pie{
  padding-block:2rem;
  padding-left:var(--gutter-l);padding-right:var(--gutter-r);
  border-top:1px solid var(--linea);background:var(--abismo);
}
.pie-caja{
  display:flex;flex-wrap:wrap;align-items:center;gap:.8rem 2rem;
  font-family:var(--f-dato);font-size:.68rem;letter-spacing:.08em;color:var(--niebla-debil);
}
.pie-marca{font-family:var(--f-display);font-size:.95rem;letter-spacing:.17em;color:var(--niebla)}
.pie-tel{margin-left:auto;user-select:all}
@media(max-width:620px){.pie-tel{margin-left:0}}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}