/* Hero del Inicio v3 (22-10-2026): la hélice de ADN de la marca (video Higgsfield, 1440 px) a sangre por la derecha,
   fundida con un fondo lavanda que reproduce el del propio video; titular a la izquierda.
   Prefijo hx- para no heredar las reglas antiguas de .inst-hero / .site-header. */
.hx{
  --hx-bg:#dbe2fa;
  /* Lavandas del fondo del video de la hélice (no hay token de marca para este tono; QA-28) */
  --hx-lav-top:#e1e8f9; --hx-lav-mid:#d8e0fa; --hx-lav-bot:#cfd8fa; --hx-ink:var(--brand-deep-blue,#000082); --hx-muted:var(--muted,#525475);
  --hx-blue:var(--brand-electric-blue,#2954FF); --hx-violet:var(--brand-purple,#7212C9); --hx-sky:var(--brand-sky-blue,#889BFF);
  --hx-pad:clamp(20px,4.4vw,72px);
  --hx-mono:var(--sans,Delight,sans-serif);
  --hx-ease:cubic-bezier(.2,.75,.15,1);
  position:relative;isolation:isolate;min-height:100vh;min-height:100svh;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto 1fr;
  background:linear-gradient(180deg,var(--hx-lav-top) 0%,var(--hx-lav-mid) 55%,var(--hx-lav-bot) 100%);color:var(--hx-ink);overflow:hidden;font-family:var(--display,Delight,sans-serif)}

/* Borde izquierdo del video: animable para que el fundido aparezca durante la entrada */
@property --hx-fade{syntax:'<percentage>';inherits:false;initial-value:22%}

/* Video a sangre, anclado a la derecha y fundido con el fondo */
.hx-media{position:absolute;z-index:0;top:0;right:0;bottom:0;width:min(68%,calc(100svh * 1.04));overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 var(--hx-fade));mask-image:linear-gradient(90deg,transparent 0%,#000 var(--hx-fade))}
.hx-video,.hx-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 50%}
.hx-video{opacity:0;transition:opacity 1.6s var(--hx-ease)}
.hx-video.is-playing{opacity:1}

/* Header */
.hx-header{position:relative;z-index:3;grid-row:1;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:clamp(20px,3.2vh,34px) var(--hx-pad)}
.hx-logo img{display:block;width:clamp(150px,13vw,196px);height:auto}
.hx-nav{display:flex;align-items:center;gap:clamp(2px,.5vw,6px);font-size:14px;font-weight:500;padding:6px;border-radius:999px;background:rgba(255,255,255,.62);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 0 0 1px rgba(10,10,80,.06)}
.hx-nav a{color:var(--hx-ink);text-decoration:none;padding:10px 16px;border-radius:999px;transition:background .4s var(--hx-ease),color .4s var(--hx-ease)}
.hx-nav a:hover,.hx-nav a:focus-visible{background:var(--hx-ink);color:#fff;outline:none}

/* Texto */
.hx-copy{position:relative;z-index:2;grid-row:2;align-self:end;display:flex;flex-direction:column;gap:clamp(20px,3vh,32px);width:min(820px,54vw);padding:0 0 clamp(28px,5vh,56px) var(--hx-pad)}
.hx-eyebrow{display:flex;align-items:center;gap:12px;margin:0;font:500 11px/1 var(--hx-mono);letter-spacing:.18em;text-transform:uppercase;color:var(--hx-violet)}
.hx-eyebrow i{width:28px;height:1px;background:currentColor;display:block}
.hx h1{margin:0;font-weight:300;font-size:clamp(44px,min(6vw,11.5vh),104px);line-height:.95;letter-spacing:-.06em;color:var(--hx-ink)}
.hx h1 .hx-line{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.hx h1 .hx-line > span{display:block}
.hx h1 em{font-style:normal;font-weight:500;color:var(--hx-blue)}
.hx-lead{margin:0;max-width:42ch;font-size:clamp(15px,1.15vw,17px);line-height:1.65;color:var(--hx-muted)}

/* Dos entradas */
.hx-doors{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:560px;margin-top:clamp(2px,.8vh,8px)}
.hx-door{--sx:50%;--sy:50%;position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:6px 14px;padding:18px 18px 18px 20px;border-radius:18px 18px 18px 4px;color:var(--hx-ink);text-decoration:none;overflow:hidden;isolation:isolate;
  background:rgba(255,255,255,.66);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 0 0 1px rgba(10,10,80,.06),0 20px 40px -30px rgba(10,10,80,.35);transition:box-shadow .6s var(--hx-ease),background .6s var(--hx-ease)}
.hx-door::before{content:'';position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .5s var(--hx-ease);background:radial-gradient(200px 120px at var(--sx) var(--sy),rgba(136,155,255,.28),transparent 70%)}
.hx-door:hover,.hx-door:focus-visible{background:rgba(255,255,255,.88);box-shadow:0 0 0 1px rgba(41,84,255,.18),0 26px 50px -30px rgba(41,84,255,.45);outline:none}
.hx-door:hover::before,.hx-door:focus-visible::before{opacity:1}
.hx-door small{grid-column:1;font:500 10.5px/1 var(--hx-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--hx-violet)}
.hx-door b{grid-column:1;font-size:clamp(17px,1.35vw,21px);font-weight:600;letter-spacing:-.02em;line-height:1.15}
.hx-arrow{grid-column:2;grid-row:1/span 2;width:40px;height:40px;border-radius:50%;background:var(--hx-ink);color:#fff;display:grid;place-items:center;transition:background .5s var(--hx-ease)}
.hx-arrow svg{width:15px;height:15px;transition:transform .6s var(--hx-ease)}
.hx-door:hover .hx-arrow,.hx-door:focus-visible .hx-arrow{background:var(--hx-blue)}
.hx-door:hover .hx-arrow svg,.hx-door:focus-visible .hx-arrow svg{transform:rotate(-45deg)}

/* Entrada orquestada: máscaras y fundidos, sin saltos */
.hx-js .hx-line > span{transform:translateY(105%);transition:transform 1s var(--hx-ease)}
.hx-js .hx-eyebrow,.hx-js .hx-lead,.hx-js .hx-door,.hx-js .hx-header{opacity:0;transition:opacity 0.9s var(--hx-ease)}
/* Entrada: la cadena llega a pantalla completa como protagonista y luego se acomoda a la derecha */
.hx-js .hx-media{opacity:0;--hx-fade:22%;transition:opacity .7s var(--hx-ease)}
/* La transición de tamaño solo existe durante el movimiento: el estado grande nace sin animarse (QA-38) */
.hx-js.hx-move .hx-media{transition:opacity .7s var(--hx-ease),transform 1.4s cubic-bezier(.65,0,.2,1),--hx-fade 1.4s cubic-bezier(.65,0,.2,1)}
.hx-js.hx-intro .hx-media{transform:translateX(var(--hx-dx,0px)) scale(var(--hx-s,1));--hx-fade:0%}
.hx-js.hx-show .hx-media{opacity:1}
.hx-in .hx-line > span{transform:none;transition-delay:.1s}
.hx-in .hx-line:nth-child(2) > span{transition-delay:.2s}
.hx-in .hx-eyebrow{opacity:1;transition-delay:.05s}
.hx-in .hx-lead{opacity:1;transition-delay:.35s}
.hx-in .hx-door{opacity:1}
.hx-in .hx-door:nth-child(1){transition-delay:.45s}
.hx-in .hx-door:nth-child(2){transition-delay:.55s}
.hx-in .hx-header{opacity:1;transition-delay:0s}

@media (max-width:980px){
  .hx{grid-template-rows:auto auto auto;min-height:auto}
  .hx-media{position:relative;grid-row:2;width:100%;height:min(62svh,600px);top:auto;right:auto;bottom:auto;transform-origin:50% 0;-webkit-mask-image:linear-gradient(0deg,transparent 0%,#000 var(--hx-fade));mask-image:linear-gradient(0deg,transparent 0%,#000 var(--hx-fade))}
  .hx-header{position:absolute;left:0;right:0;top:0}
  .hx-copy{grid-row:3;width:auto;padding-right:var(--hx-pad);margin-top:-48px}
}
@media (max-width:600px){
  .hx-nav{font-size:13px;padding:4px}
  .hx-nav a{padding:8px 11px}
  .hx-nav a:nth-child(3){display:none}
  .hx-doors{grid-template-columns:1fr;gap:8px}
  .hx-door{padding:12px 14px 12px 16px}
  .hx-copy{gap:16px;padding-bottom:12px}
  .hx-lead{font-size:14.5px}
  .hx-eyebrow{font-size:9.5px;letter-spacing:.08em;gap:8px}
  .hx-eyebrow i{width:16px}
}
@media (prefers-reduced-motion:reduce){
  .hx-video{display:none}
  .hx-js .hx-line > span,.hx-js .hx-media{transition:none}
  .hx-js.hx-intro .hx-media{transform:none}
  .hx-js .hx-header{opacity:1}
}
.motion-off .hx-video{display:none}