/* Mente en Automático · sistema de diseño (oscuro, Inter Tight + Instrument Serif) */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0A0A0B;--bg2:#121214;--bg3:#1A1A1D;
  --txt:#EDEBE6;--dim:#9A978F;--line:rgba(237,235,230,.12);
  --ac:#4A5BFF;--ac2:#8FA0FF;--warn:#FFB020;--ok:#5BD69A;
  --m:clamp(18px,4vw,64px);--ease:cubic-bezier(.16,1,.3,1);
  --s-body:17px;--s-lead:clamp(18px,1.05rem + .35vw,21px);
  --s-h2:clamp(34px,1.4rem + 2.6vw,60px);--s-h1:clamp(42px,1.6rem + 3.6vw,84px);
  --r:14px;
}
html{background:var(--bg);overflow-x:hidden;scroll-behavior:smooth}
body{font:400 var(--s-body)/1.6 "Inter Tight",system-ui,sans-serif;color:var(--txt);background:var(--bg);overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
em{font-family:"Instrument Serif",Georgia,serif;font-style:italic;font-weight:400}
h1,h2,h3{font-weight:500;letter-spacing:-.035em;line-height:1.04}
h1{font-size:var(--s-h1)}
h2{font-size:var(--s-h2)}
h3{font-size:clamp(22px,1.6vw,28px);letter-spacing:-.025em}
h2 em,h1 em{color:var(--ac2);font-size:1.06em;letter-spacing:-.01em}
p{max-width:68ch}
.lead{font-size:var(--s-lead);color:var(--dim);line-height:1.5}
.kicker{color:var(--dim);font-size:15px;margin-bottom:22px}
.dim{color:var(--dim)}
:focus-visible{outline:2px solid var(--ac2);outline-offset:4px;border-radius:4px}
::selection{background:var(--ac);color:#fff}
.salto{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--txt);color:var(--bg);padding:10px 16px;border-radius:999px}
.salto:focus{left:16px}

/* textura de grano */
.grano{position:fixed;inset:-50%;z-index:50;pointer-events:none;opacity:.06;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grano 1s steps(4) infinite}
@keyframes grano{25%{transform:translate(-3%,2%)}50%{transform:translate(2%,-3%)}75%{transform:translate(-1%,3%)}}

/* cursor (solo con mouse) */
.cursor{position:fixed;left:0;top:0;z-index:60;pointer-events:none;mix-blend-mode:difference;display:none}
.cursor span{display:block;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:#fff;transition:width .3s var(--ease),height .3s var(--ease),margin .3s var(--ease)}
.cursor.grande span{width:60px;height:60px;margin:-30px 0 0 -30px}
.con-cursor .cursor{display:block}
.con-cursor,.con-cursor a,.con-cursor button,.con-cursor label,.con-cursor select{cursor:none}
.con-cursor input,.con-cursor textarea{cursor:text}

/* navegación */
.nav{position:fixed;top:0;left:0;right:0;z-index:40;display:flex;align-items:center;gap:28px;padding:20px var(--m);transition:background .3s,padding .3s}
.nav.solida{background:rgba(10,10,11,.82);backdrop-filter:blur(12px);padding-top:14px;padding-bottom:14px}
.marca{display:flex;align-items:center;gap:10px;font-weight:600;font-size:17px;white-space:nowrap}
.marca img{width:30px;height:30px;filter:invert(1) hue-rotate(180deg) saturate(1.4);mix-blend-mode:screen}
.marca sup{font-size:10px;margin-left:2px;color:var(--dim)}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:15px}
.nav-links a{position:relative;padding:4px 0}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:currentColor;transform:scaleX(0);transform-origin:right;transition:transform .4s var(--ease)}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{transform:scaleX(1);transform-origin:left}
.nav-links a[aria-current="page"]{color:#fff}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:inherit;border-radius:999px;padding:9px 16px;font:500 14px "Inter Tight",system-ui}
.sonido{display:flex;align-items:center;gap:8px;background:none;border:0;color:inherit;font:500 14px "Inter Tight",system-ui;opacity:.7;transition:opacity .2s;padding:6px 0}
.sonido:hover,.sonido[aria-pressed="true"]{opacity:1}
.sonido i{display:flex;align-items:flex-end;gap:2px;height:12px}
.sonido i::before,.sonido i::after{content:"";width:2px;height:4px;background:currentColor}
.sonido[aria-pressed="true"] i::before{animation:eq .7s ease-in-out infinite alternate}
.sonido[aria-pressed="true"] i::after{animation:eq .5s ease-in-out infinite alternate}
@keyframes eq{to{height:12px}}

/* menú de celular */
.menu{position:fixed;inset:0;z-index:45;background:var(--bg);padding:96px var(--m) 40px;display:flex;flex-direction:column;gap:6px;
  opacity:0;visibility:hidden;transition:opacity .35s var(--ease),visibility .35s}
.menu.abierto{opacity:1;visibility:visible}
.menu a{font-size:clamp(34px,9vw,52px);letter-spacing:-.035em;line-height:1.15}
.menu .pill{align-self:flex-start;margin-top:28px;font-size:17px}

/* botones */
.pill{display:inline-block;border:1px solid currentColor;border-radius:999px;padding:11px 20px;font-size:15px;font-weight:500;white-space:nowrap;transition:background .3s,color .3s,border-color .3s;background:none;color:inherit;font-family:inherit}
.pill:hover{background:var(--txt);color:var(--bg)}
.pill span{display:inline-block;pointer-events:none}
.pill-l{padding:16px 26px;background:var(--txt);color:var(--bg);border-color:var(--txt);font-size:16px}
.pill-l:hover{background:var(--ac);color:#fff;border-color:var(--ac)}
.pill:active{transform:scale(.97)}
.link{color:var(--ac2);border-bottom:1px solid currentColor;padding-bottom:1px;transition:color .2s}
.link:hover{color:#fff}

/* secciones */
.sec{padding:clamp(96px,10vw,150px) var(--m)}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:56px}
.sec-head .lead{justify-self:end}
.page-top{padding:clamp(130px,14vw,190px) var(--m) clamp(56px,6vw,90px)}
.page-top h1{max-width:16ch}
.page-top .lead{margin-top:24px}
.orbe{position:absolute;border-radius:50%;background:radial-gradient(circle,rgba(74,91,255,.42),rgba(74,91,255,0) 65%);filter:blur(30px);pointer-events:none;animation:respira 8s ease-in-out infinite}
@keyframes respira{50%{transform:scale(1.12) translate(-3%,4%)}}

/* cinta de texto */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding:24px 0}
.mq-in{display:flex;align-items:center;gap:40px;width:max-content;animation:corre 32s linear infinite}
.mq-in span{font-size:clamp(34px,4.2vw,64px);font-weight:500;letter-spacing:-.03em;white-space:nowrap;color:transparent;-webkit-text-stroke:1px var(--txt)}
.mq-in span:nth-child(4n+1){color:var(--txt);-webkit-text-stroke:0}
.mq-in i{color:var(--ac);font-style:normal;font-size:26px}
@keyframes corre{to{transform:translateX(-50%)}}

/* lista que se ilumina */
.lista{list-style:none;border-top:1px solid var(--line)}
.lista>li>a,.lista>li>div{display:grid;grid-template-columns:1.2fr 1fr auto;align-items:center;gap:24px;padding:28px 0;border-bottom:1px solid var(--line);transition:padding .5s var(--ease),color .3s}
.lista .n{font-size:clamp(26px,2.8vw,44px);font-weight:500;letter-spacing:-.03em;line-height:1.1}
.lista .d{color:var(--dim)}
.lista .fl{font-size:28px;transition:transform .5s var(--ease)}
.lista a:hover{padding-left:24px}
.lista a:hover .fl{transform:rotate(-45deg)}
.lista:hover a:not(:hover){color:var(--dim)}
.flota{position:fixed;left:0;top:0;width:300px;height:210px;object-fit:cover;object-position:top;border-radius:10px;pointer-events:none;z-index:15;opacity:0;transform:translate(-50%,-50%) scale(.8);transition:opacity .3s,transform .4s var(--ease);background:var(--bg3)}
.flota.ver{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* paneles */
.panel{border:1px solid var(--line);border-radius:var(--r);background:rgba(237,235,230,.03);padding:28px}
.panel-ac{border-color:rgba(143,160,255,.5);background:rgba(74,91,255,.08)}
.precio{font-size:clamp(40px,4vw,56px);font-weight:500;letter-spacing:-.04em;line-height:1}
.chk{list-style:none;display:grid;gap:8px}
.chk li{padding-left:26px;position:relative;color:var(--dim)}
.chk li::before{content:"✓";position:absolute;left:0;color:var(--ac2)}
.etiqueta{display:inline-block;font-size:13px;color:var(--warn);border:1px solid rgba(255,176,32,.4);border-radius:999px;padding:4px 10px}

/* reactor con logo */
.reactor{position:relative;width:min(340px,70vw);aspect-ratio:1}
.reactor svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.reactor .r{fill:none;stroke:var(--txt);transform-origin:200px 200px}
.reactor .r1{stroke-width:1;stroke-dasharray:2 7;opacity:.35;animation:gira 50s linear infinite}
.reactor .r2{stroke-width:5;stroke-dasharray:70 22 6 22;stroke:var(--ac);opacity:.55;animation:gira 26s linear infinite reverse}
.reactor .r3{stroke-width:1;opacity:.18}
.reactor .r4{stroke-width:12;stroke-dasharray:2 10;opacity:.14;animation:gira 34s linear infinite}
.reactor .arc{fill:none;stroke-width:2.5;stroke-linecap:round;transform-origin:200px 200px}
.reactor .a1{stroke:var(--ac2);filter:drop-shadow(0 0 6px var(--ac));animation:gira 7s linear infinite}
.reactor .a2{stroke:var(--txt);opacity:.7;animation:gira 11s linear infinite reverse}
@keyframes gira{to{transform:rotate(360deg)}}
.reactor .iso{position:absolute;left:50%;top:50%;width:46%;height:auto;transform:translate(-50%,-50%);
  filter:invert(1) hue-rotate(180deg) saturate(1.5) brightness(1.08) drop-shadow(0 0 16px rgba(74,91,255,.55));mix-blend-mode:screen;animation:flota 5s ease-in-out infinite}
@keyframes flota{50%{transform:translate(-50%,-54%)}}
.reactor.pulso .iso{animation:flota 5s ease-in-out infinite,late .6s var(--ease)}
@keyframes late{30%{filter:invert(1) hue-rotate(180deg) saturate(2) brightness(1.5) drop-shadow(0 0 30px rgba(143,160,255,.9))}}

/* formularios */
.form{display:grid;gap:18px}
.form label{display:grid;gap:8px;font-size:15px;color:var(--dim)}
.form input,.form select,.form textarea{font:400 17px "Inter Tight",system-ui;color:var(--txt);background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:14px 16px;transition:border-color .2s}
.form textarea{min-height:110px;resize:vertical}
.form select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--dim) 50%),linear-gradient(135deg,var(--dim) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 15px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--ac2);outline:none}
.form .fila{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.f-err{color:#FF9C8A;min-height:1.2em;font-size:15px}

/* pie de página */
.pie{padding:80px var(--m) 0;border-top:1px solid var(--line);overflow:hidden}
.pie-cta{display:inline-block;font-size:clamp(40px,5vw,80px);font-weight:500;letter-spacing:-.04em}
.pie-cta span{display:inline-block;pointer-events:none}
.pie-cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-top:56px}
.pie-cols b{display:block;font-weight:500;margin-bottom:10px}
.pie-cols a,.pie-cols p{display:block;color:var(--dim);font-size:15px;line-height:1.9}
.pie-cols a:hover{color:var(--txt)}
.pie-fila{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-top:48px;color:var(--dim);font-size:14px}
.pie-fila b{color:var(--txt);font-weight:500}
.gigante{font-size:12.4vw;font-weight:600;letter-spacing:-.06em;line-height:.8;white-space:nowrap;margin-top:32px;color:#18181B;user-select:none}

/* entradas al hacer scroll */
.js [data-r]{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0ms)}
.js [data-r].in,.rv-fallback [data-r]{opacity:1;transform:none}
.ln{display:block;overflow:hidden;padding-bottom:.08em}
.ln>span{display:inline-block;transform:translateY(105%);animation:sube 1.1s var(--ease) forwards}
.ln:nth-child(2)>span{animation-delay:.12s}
@keyframes sube{to{transform:none}}
.aparece{opacity:0;animation:aparece 1s .5s var(--ease) forwards}
@keyframes aparece{to{opacity:1}}

@media (max-width:900px){
  .nav-links,.nav .sonido span{display:none}
  .nav .pill-nav{display:none}
  .menu-btn{display:block;margin-left:auto}
  .sec-head{grid-template-columns:1fr;gap:16px}
  .sec-head .lead{justify-self:start}
  .lista>li>a,.lista>li>div{grid-template-columns:1fr auto}
  .lista .d{grid-column:1}
  .flota{display:none}
  .pie-cols{grid-template-columns:1fr 1fr}
  .pie-cols>div:first-child{grid-column:1/-1}
  .form .fila{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important}
  .js [data-r]{opacity:1;transform:none}
  .ln>span{transform:none}.aparece{opacity:1}
}
.page-top{position:relative;overflow:hidden}
.orbe-top{right:-12%;top:-30%;width:52vw;height:52vw}
.page-top>*:not(.orbe){position:relative}
/* texto solo para lectores de pantalla */
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* preguntas plegables */
.faq-lista{border-top:1px solid var(--line)}
.faq-lista details{border-bottom:1px solid var(--line)}
.faq-lista summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;padding:26px 0;font-size:clamp(20px,1.8vw,26px);letter-spacing:-.02em}
.faq-lista summary::-webkit-details-marker{display:none}
.faq-lista summary::after{content:"+";color:var(--ac2);transition:transform .4s var(--ease)}
.faq-lista details[open] summary::after{transform:rotate(45deg)}
.faq-lista details p{color:var(--dim);padding:0 0 26px;max-width:70ch}
.form ::placeholder,input::placeholder{color:#8E8B84;opacity:1}
/* red de puntos flotantes (cabeceras) */
.red-nodos{position:absolute;top:0;right:0;left:auto;width:min(760px,62%);height:100%;pointer-events:none;z-index:0;-webkit-mask-image:radial-gradient(ellipse 85% 85% at 85% 25%,#000 35%,transparent 78%);mask-image:radial-gradient(ellipse 85% 85% at 85% 25%,#000 35%,transparent 78%)}
.page-top>*:not(.orbe):not(.red-nodos),.portada>*:not(.orbe):not(.red-nodos){position:relative;z-index:1}
.page-top>.red-nodos{position:absolute;z-index:0}

/* íconos de redes en el pie: círculos que se abren y muestran el nombre */
.pie-cols .redes-ico{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.pie-cols .redes-ico a{display:inline-flex;align-items:center;gap:0;height:46px;min-width:46px;padding:0 12px;border:1px solid var(--line);border-radius:999px;color:var(--txt);line-height:1;
  transition:gap .45s var(--ease),padding .45s var(--ease),background .3s,border-color .3s,color .3s}
.redes-ico svg{width:20px;height:20px;flex:none}
.redes-ico span{max-width:0;overflow:hidden;white-space:nowrap;font-size:14px;opacity:0;transition:max-width .45s var(--ease),opacity .3s}
.pie-cols .redes-ico a:hover,.pie-cols .redes-ico a:focus-visible{gap:8px;padding:0 16px 0 13px;background:var(--ac);border-color:var(--ac);color:#fff}
.redes-ico a:hover span,.redes-ico a:focus-visible span{max-width:170px;opacity:1}
@media (hover:none){.redes-ico span{max-width:none;opacity:1}.pie-cols .redes-ico a{gap:8px;padding:0 16px 0 13px}}
@media (prefers-reduced-motion:reduce){.pie-cols .redes-ico a,.redes-ico span{transition:none}}

/* menú del celular: debajo de la barra (así se ve el logo y «Cerrar»), con números, descripción y entrada escalonada */
.menu{z-index:39;padding-top:92px;gap:0;overflow-y:auto;counter-reset:m}
.menu>a:not(.pill){display:grid;grid-template-columns:34px 1fr auto;align-items:baseline;column-gap:10px;padding:13px 0;border-bottom:1px solid var(--line);
  font-size:clamp(28px,8vw,42px);line-height:1.1;counter-increment:m;opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .7s var(--ease),color .2s}
.menu>a:not(.pill)::before{content:counter(m,decimal-leading-zero);font:italic 400 15px "Instrument Serif",Georgia,serif;color:var(--ac2)}
.menu>a:not(.pill)::after{content:"→";grid-column:3;grid-row:1;font-size:20px;color:var(--dim);transition:transform .4s var(--ease),color .2s}
.menu>a small{grid-column:2;font-size:14px;letter-spacing:0;line-height:1.35;color:var(--dim);margin-top:4px}
.menu>a[aria-current="page"] span{color:var(--ac2)}
.menu>a:active::after,.menu>a:hover::after{transform:translateX(5px);color:var(--txt)}
.menu .pill{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease) .42s,transform .7s var(--ease) .42s}
.menu.abierto>a,.menu.abierto .pill{opacity:1;transform:none}
.menu.abierto>a:nth-child(1){transition-delay:.04s}.menu.abierto>a:nth-child(2){transition-delay:.09s}.menu.abierto>a:nth-child(3){transition-delay:.14s}
.menu.abierto>a:nth-child(4){transition-delay:.19s}.menu.abierto>a:nth-child(5){transition-delay:.24s}.menu.abierto>a:nth-child(6){transition-delay:.29s}
.menu-pie{margin-top:auto;padding-top:32px;display:grid;gap:12px}
.menu-pie p{font-size:14px;color:var(--dim)}
.menu .redes-ico{display:flex;flex-wrap:wrap;gap:8px}
.menu .redes-ico a{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 15px 0 12px;border:1px solid var(--line);border-radius:999px;font-size:14px;letter-spacing:0;line-height:1;color:var(--txt)}
.menu .redes-ico span{max-width:none;opacity:1}
@media (prefers-reduced-motion:reduce){.menu>a:not(.pill),.menu .pill{transition:none;opacity:1;transform:none}}