/* Variante "Sirius" de la portada — Percy, 14-nov-2026 (solo vista previa).
   Capa encima de style.css (portada cinemática del 12-nov). Añade: portada fija que se tapa al bajar,
   titular letra por letra, tarjetas con profundidad 3D y un bloque de película con las fotos del 511. */

/* 1 · PORTADA FIJA: el hero se queda pegado y el resto de las escenas lo cubren como una cortina */
.hero{position:sticky;top:0;z-index:0}
main>section:not(.hero){position:relative;z-index:1}
.hero-media img,.hero-media video{transform:scale(calc(1.04 + var(--hp,0)*.1))}
.hero-veil{opacity:calc(1 + var(--hp,0)*.5);background:linear-gradient(90deg,rgba(13,29,40,.82) 0%,rgba(13,29,40,.5) 55%,rgba(13,29,40,.18) 100%),linear-gradient(180deg,rgba(13,29,40,.45) 0%,rgba(22,48,63,.2) 40%,rgba(13,29,40,.9) 100%)}
.hero-in{opacity:calc(1 - var(--hp,0)*1.6);transform:translateY(calc(var(--hp,0)*-24px))}
/* sombra de borde donde la cortina sube sobre el hero (sin sombras de marca: es solo un degradado de transición) */
.verbs::before{content:"";position:absolute;left:0;right:0;top:-80px;height:80px;background:linear-gradient(0deg,rgba(13,29,40,.55),transparent);pointer-events:none}

/* 2 · TITULAR LETRA POR LETRA */
.chars .cw{display:inline-block;white-space:nowrap}
.chars .ch{display:inline-block;opacity:0;transform:translateY(.55em) rotateX(-70deg);filter:blur(10px);transform-origin:50% 100%;
  transition:opacity .7s var(--ease),transform .9s var(--ease),filter .8s var(--ease);transition-delay:calc(var(--i,0)*32ms + 120ms)}
.chars.in .ch{opacity:1;transform:none;filter:blur(0)}
.chars em .ch{color:var(--mist)}
.hero h1.chars{perspective:700px}
.hero h1.chars em{font-family:var(--ital)}

/* 3 · TARJETAS CON PROFUNDIDAD 3D */
.tilt{--rx:0deg;--ry:0deg;--mx:50%;--my:50%;position:relative;transform-style:preserve-3d;
  transform:perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry));transition:transform .5s var(--ease),box-shadow .5s;will-change:transform}
.tilt.live{transition:transform .08s linear}
.tilt .tz1{transform:translateZ(14px)}
.tilt .tz2{transform:translateZ(28px)}
.tilt .tz3{transform:translateZ(44px)}
.tilt::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .4s;
  background:radial-gradient(420px circle at var(--mx) var(--my),rgba(255,255,255,.2),transparent 55%)}
.tilt:hover::after,.tilt.live::after{opacity:1}

/* las preguntas del manifiesto pasan a ser 4 tarjetas con profundidad */
.questions{grid-template-columns:repeat(4,1fr);gap:18px;border-top:0}
.questions li{background:#fff;border:1px solid rgba(36,75,98,.14)!important;padding:34px 26px 30px!important;min-height:240px;display:flex;flex-direction:column;justify-content:space-between;
  }
.js .rv.tilt.in{transform:perspective(1000px) rotateX(var(--rx)) rotateY(var(--ry))}
.js .rv.tilt:not(.in){transform:translateY(26px)}
.questions li.rv.live{transition:transform .08s linear,opacity .9s var(--ease)}
.questions li .qn{font-family:var(--sans);font-size:12px;font-weight:700;letter-spacing:.2em;color:var(--steel)}
.questions li .qt{font-size:clamp(1.15rem,1.5vw,1.5rem);line-height:1.2;overflow-wrap:break-word;hyphens:auto}
.questions li.rv{transition:opacity .9s var(--ease),transform .5s var(--ease)}
@media (max-width:1100px){.questions{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.questions{grid-template-columns:1fr}.questions li{min-height:0;gap:22px}}

/* 4 · BLOQUE DE PELÍCULA (scroll world con fotos fijas: foto real de hoy → renders del proyecto 511) */
.film{height:520vh;background:var(--blue-dd);color:#fff}
.film-stick{position:sticky;top:0;height:100svh;overflow:clip}
.fr{position:absolute;inset:0;opacity:0;transition:opacity 1.2s var(--ease)}
.fr.is-on{opacity:1}
.fr img{position:absolute;inset:-4%;width:108%;height:108%;max-width:none;object-fit:cover;
  transform:translate3d(calc(var(--px,0)*-1%),calc(var(--py,0)*-1%),0) scale(calc(1.04 + var(--z,0)*.14))}
.film-veil{position:absolute;inset:0;z-index:1;background:linear-gradient(0deg,rgba(13,29,40,.9) 0%,rgba(13,29,40,.15) 45%,rgba(13,29,40,.5) 100%)}
.film-head{position:absolute;z-index:2;left:var(--pad);top:clamp(90px,14vh,140px);max-width:min(520px,80vw)}
.film-head .label{margin-bottom:14px}
.film-head h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.9rem,3.6vw,3.2rem);line-height:1.02;letter-spacing:-.01em}
.film-head h2 em{font-family:var(--ital);font-style:italic;font-weight:400;color:var(--mist);font-size:1.06em}
.film-caps{position:absolute;z-index:2;left:var(--pad);right:var(--pad);bottom:clamp(60px,10vh,100px);display:grid}
.cap{grid-area:1/1;max-width:560px;opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform 1s var(--ease)}
.cap.is-on{opacity:1;transform:none;transition-delay:.25s}
.cap small{display:block;font-size:12px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--steel);margin-bottom:10px}
.cap h3{font-family:var(--serif);font-weight:600;font-size:clamp(2.2rem,5.2vw,4.6rem);line-height:.98;letter-spacing:-.02em}
.cap h3 em{font-family:var(--ital);font-style:italic;font-weight:400;color:var(--mist);font-size:1.06em}
.cap p{margin-top:12px;color:rgba(255,255,255,.84);max-width:42ch}
.film-tag{position:absolute;z-index:2;right:var(--pad);top:clamp(90px,14vh,140px);background:rgba(13,29,40,.75);padding:6px 16px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}
.film-dots{position:absolute;z-index:2;right:var(--pad);bottom:clamp(60px,10vh,100px);display:flex;flex-direction:column;gap:10px}
.film-dots i{display:block;width:2px;height:26px;background:rgba(255,255,255,.25);transition:background .5s,height .5s var(--ease)}
.film-dots i.on{background:var(--steel);height:44px}
.film-bar{position:absolute;z-index:2;left:var(--pad);right:var(--pad);bottom:clamp(28px,5vh,46px);height:1px;background:rgba(255,255,255,.18)}
.film-bar i{display:block;height:100%;background:var(--steel);transform-origin:left;transform:scaleX(var(--fp,0))}
.film-note{position:absolute;z-index:2;left:var(--pad);bottom:clamp(36px,6vh,58px);font-size:.78rem;color:rgba(255,255,255,.6)}

/* 5 · PROYECTOS como dos tarjetas con profundidad */
.pgrid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(18px,2.4vw,34px);margin-top:clamp(40px,7vh,80px)}
.pcard{display:flex;flex-direction:column;text-decoration:none;color:inherit;background:var(--blue-d);cursor:pointer}
.pcard .proj-img{min-height:clamp(260px,34vw,460px);position:relative;overflow:hidden}
.pcard .proj-img img{position:absolute;left:0;top:0;width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.pcard:hover .proj-img img{transform:scale(1.05)}
.pcard .proj-body{padding:clamp(24px,3vw,44px)}
.pcard .proj-body h3{font-size:clamp(2rem,3.2vw,3rem)}
@media (max-width:980px){.pgrid{grid-template-columns:1fr}}

/* MÓVIL */
@media (max-width:980px){
  .film{height:460vh}
  .film-dots{display:none}
  .film-head{max-width:70vw}
}
@media (max-width:640px){
  .film-head{top:100px}
  .film-tag{top:176px;right:auto;left:var(--pad)}
  .film-caps{bottom:112px}
  .cap h3{font-size:clamp(2.3rem,11vw,3.4rem)}
  .film-note{display:none}
}

/* PASOS 1-6 (ruta que se dibuja al bajar) - Percy, 14-nov-2026 */
.camino{background:var(--white);color:var(--blue);padding:clamp(80px,13vh,150px) 0}
.camino .label{color:var(--slate);margin-bottom:0}
.path{position:relative;list-style:none;margin-top:clamp(36px,6vh,64px);display:grid;grid-template-columns:repeat(5,1fr);gap:0 clamp(14px,2vw,32px)}
.path::before,.path::after{content:"";position:absolute;left:0;right:0;top:32px;height:1.5px;background:rgba(36,75,98,.18)}
.path::after{background:var(--steel);transform-origin:left;transform:scaleX(var(--pp,0))}
.path li{position:relative;display:block}
.pn{display:flex;align-items:center;justify-content:center;width:64px;height:64px;border:1.5px solid rgba(36,75,98,.3);background:var(--white);font-family:var(--ital);font-style:italic;font-size:1.7rem;color:var(--blue);transition:background .5s,border-color .5s,color .5s,transform .5s;position:relative;z-index:1}
.path li.on .pn{background:var(--blue);border-color:var(--blue);color:var(--white);transform:scale(1.04)}
.path h3{margin-top:22px;font-family:var(--serif);font-weight:600;font-size:clamp(1.25rem,1.7vw,1.6rem);line-height:1.1;opacity:.35;transition:opacity .6s}
.path p{margin-top:10px;font-size:.93rem;line-height:1.5;color:var(--slate);opacity:.35;transition:opacity .6s}
.path li.on h3,.path li.on p{opacity:1}
@media (max-width:1100px){
  .path{grid-template-columns:1fr;padding-left:clamp(84px,18vw,100px);gap:34px 0}
  .path::before,.path::after{left:31px;right:auto;top:20px;bottom:20px;width:1.5px;height:auto}
  .path::after{transform-origin:top;transform:scaleY(var(--pp,0))}
  .path .pn{position:absolute;left:calc(-1*clamp(84px,18vw,100px));top:0}
  .path h3{margin-top:0}
}
@media (prefers-reduced-motion:reduce){
  .path::after{transform:none}
  .path li h3,.path li p{opacity:1}
  .path .pn{background:var(--blue);color:var(--white);border-color:var(--blue)}
}

/* NOSOTROS (estilo Team) - Percy, 14-nov-2026 */
.about{background:#EEF2F6;color:var(--blue);padding:clamp(80px,13vh,150px) 0}
.about-in{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,96px);align-items:center}
.about-photo{margin:0;aspect-ratio:7/8;overflow:hidden;background:var(--blue-dd);position:relative}
.about-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 20%}
.about .label{color:var(--slate);margin-bottom:18px}
.about-name{font-family:var(--serif);font-weight:600;font-size:clamp(2.6rem,5vw,4.4rem);line-height:1;letter-spacing:-.02em}
.about-role{margin-top:12px;font-size:12px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--steel)}
.about-bio{margin-top:clamp(22px,4vh,38px);max-width:62ch;color:var(--ink)}
.about-bio p+p{margin-top:1.1em}
@media (max-width:860px){.about-in{grid-template-columns:1fr}.about-photo{max-width:420px;aspect-ratio:4/5}}

/* REDUCIR MOVIMIENTO */
@media (prefers-reduced-motion:reduce){
  .hero{position:relative}
  .chars .ch{opacity:1;transform:none;filter:none;transition:none}
  .tilt{transform:none!important}
  .film{height:auto}
  .film-stick{position:static;height:auto;overflow:visible}
  .fr{position:relative;opacity:1;height:70svh}
  .film-veil,.film-dots,.film-bar{display:none}
  .film-head{position:static;padding:90px var(--pad) 30px}
  .film-caps{position:static;display:block;padding:0 var(--pad) 30px}
  .cap{opacity:1;transform:none;margin-bottom:30px}
  .film-tag,.film-note{position:static;display:inline-block;margin:0 var(--pad) 24px}
  .fr img{inset:0;width:100%;height:100%;transform:none}
}