/* ============================================================
   BEBOP STUDIO — Portafolio
   Se carga solo en /portafolio, encima de style.css.
   Tramos de --t: titular 0–0.05 · proyectos 0.085–0.885 · cierre 0.93–1.
   ============================================================ */

.seq-hero.pf-seq{height:1000vh;}
.pf-seq.is-m{height:860vh;}

/* los textos van a un lado de la pantalla: oscurecemos ese lado y el pie */
.pf-seq .seq-stage::after{
  background:
    linear-gradient(to bottom,rgba(11,12,14,.55) 0%,transparent 16%,transparent 70%,rgba(11,12,14,.7) 100%);
}
.pf-seq.is-m .seq-stage::after{
  background:linear-gradient(to bottom,rgba(11,12,14,.5) 0%,transparent 14%,transparent 48%,rgba(11,12,14,.9) 74%,rgba(11,12,14,.96) 100%);
}

/* --- titular: sobre el muro de pantallas --- */
.pf-seq .seq-intro{align-self:flex-end;margin-bottom:clamp(28px,5vh,70px);opacity:calc(1 - var(--t) * 22);transform:translateY(calc(var(--t) * -160px));}
.pf-seq .seq-intro h1{font-size:clamp(1.9rem,3.9vw,3.5rem);margin:16px 0 16px;}
.pf-seq.is-m .seq-intro{margin-bottom:clamp(90px,15vh,150px);}
.pf-seq.is-m .seq-intro h1{font-size:min(8.2vw,2.2rem);}
.pf-seq.is-m .seq-intro .lead{font-size:.95rem;}

/* --- ficha de cada proyecto --- */
.pf-cap{
  --p:clamp(0,calc((var(--t) - var(--a)) * 40),1);
  --q:clamp(0,calc((var(--b) - var(--t)) * 40),1);
  position:absolute;z-index:3;top:50%;left:clamp(24px,5vw,80px);
  width:min(440px,36vw);
  opacity:min(var(--p),var(--q));
  transform:translate(calc((1 - var(--p)) * -60px + (1 - var(--q)) * 40px),-50%);
  pointer-events:none;color:var(--on-ink);
}
.pf-cap[data-side="r"]{left:auto;right:clamp(24px,5vw,80px);
  transform:translate(calc((1 - var(--p)) * 60px + (1 - var(--q)) * -40px),-50%);}
.pf-cap.active{pointer-events:auto;}

.pf-cap .pf-n{
  display:flex;align-items:center;gap:12px;
  font-family:'Syne',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.28em;
  color:rgba(239,237,232,.7);text-transform:uppercase;
}
.pf-cap .pf-n::before{content:'';width:34px;height:2px;background:var(--c);box-shadow:0 0 14px var(--c);}
.pf-cap .pf-type{margin:18px 0 6px;font-size:.95rem;font-weight:600;color:var(--c);filter:brightness(1.35) saturate(.9);}
.pf-cap h2{
  font-family:'Syne',sans-serif;font-weight:800;text-transform:uppercase;
  font-size:clamp(1.7rem,3.1vw,2.9rem);line-height:.98;letter-spacing:-.02em;color:#F4F2EE;
  text-shadow:0 8px 40px rgba(0,0,0,.7);
  /* el nombre se "escribe" de izquierda a derecha al llegar */
  overflow-wrap:normal;
  clip-path:inset(-20% calc((1 - var(--p)) * 112% - 12%) -20% -4%);
}
.pf-cap .pf-desc{margin-top:16px;font-size:clamp(.98rem,1.2vw,1.08rem);line-height:1.6;color:rgba(239,237,232,.86);text-shadow:0 2px 18px rgba(0,0,0,.8);}
.pf-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;list-style:none;}
.pf-chips li{
  padding:7px 12px;border-radius:999px;font-size:.8rem;font-weight:600;
  border:1px solid color-mix(in srgb,var(--c) 55%,transparent);
  background:color-mix(in srgb,var(--c) 12%,rgba(11,12,14,.55));
  color:#EFEDE8;
}
.pf-cap .pf-link{
  display:inline-flex;align-items:center;gap:10px;margin-top:24px;
  font-weight:600;font-size:.95rem;color:#F4F2EE;
  padding-bottom:4px;border-bottom:1px solid var(--c);
}
.pf-cap .pf-link::after{content:'→';transition:transform .3s var(--ease);}
.pf-cap .pf-link:hover::after{transform:translateX(5px);}

/* en vertical: la pantalla arriba, la ficha abajo, más compacta */
.pf-seq.is-m .pf-cap,
.pf-seq.is-m .pf-cap[data-side="r"]{
  top:auto;bottom:clamp(24px,4vh,48px);left:20px;right:84px;width:auto;
  transform:translateY(calc((1 - var(--p)) * 50px + (1 - var(--q)) * -30px));
}
.pf-seq.is-m .pf-cap .pf-type{margin-top:12px;font-size:.88rem;}
.pf-seq.is-m .pf-cap h2{font-size:min(7.4vw,2.1rem);}
.pf-seq.is-m .pf-cap .pf-n{letter-spacing:.16em;font-size:.68rem;}
.pf-seq.is-m .pf-cap .pf-desc{font-size:.93rem;margin-top:10px;line-height:1.5;}
.pf-seq.is-m .pf-chips{display:none;}
.pf-seq.is-m .pf-cap .pf-link{margin-top:14px;}

/* --- barra de capítulos --- */
.pf-rail{
  position:absolute;z-index:4;left:50%;bottom:clamp(20px,3.5vh,34px);transform:translateX(-50%);
  display:flex;gap:6px;width:min(560px,70vw);
  opacity:0;transition:opacity .5s var(--ease);pointer-events:none;
}
.pf-seq.rail-on .pf-rail{opacity:1;pointer-events:auto;}
.pf-rail button{
  --f:0;flex:1;position:relative;height:30px;padding:0;cursor:pointer;
  display:flex;align-items:flex-end;
}
.pf-rail button::before{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;background:rgba(239,237,232,.18);border-radius:2px;}
.pf-rail button::after{
  content:'';position:absolute;left:0;bottom:0;height:2px;border-radius:2px;
  width:calc(var(--f) * 100%);background:var(--c);box-shadow:0 0 10px var(--c);
}
.pf-rail span{
  position:absolute;left:0;bottom:10px;white-space:nowrap;
  font-family:'Syne',sans-serif;font-weight:700;font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;
  color:#F4F2EE;opacity:0;transition:opacity .3s var(--ease);pointer-events:none;
}
.pf-rail button.on span,.pf-rail button:hover span{opacity:1;}
.pf-rail:hover button.on:not(:hover) span{opacity:0;}
.pf-rail button:focus-visible{outline:1px solid rgba(239,237,232,.6);outline-offset:4px;}
.pf-seq.is-m .pf-rail{top:78px;bottom:auto;width:calc(100vw - 40px);}
.pf-seq.is-m .pf-rail span{display:none;}
.pf-seq.is-m .pf-rail button{height:14px;}

/* --- cierre --- */
.pf-seq .seq-outro{top:auto;bottom:clamp(40px,9vh,100px);opacity:calc((var(--t) - .925) * 18);}
.pf-seq .seq-outro h2{font-size:clamp(1.6rem,3.8vw,3rem);}
.pf-seq.is-m .seq-outro{bottom:clamp(90px,14vh,140px);}

/* ============================================================
   ÍNDICE DE PROYECTOS
   ============================================================ */
.pf-index{padding-block:clamp(80px,10vw,140px);}
.pf-index .sec-head{max-width:760px;}
.pf-note{margin-top:14px;font-size:.92rem;color:var(--on-bone-m);max-width:62ch;}
.pf-filters{display:flex;flex-wrap:wrap;gap:10px;margin:36px 0 34px;}
.pf-filters button{
  padding:10px 18px;border-radius:999px;border:1px solid var(--line);
  font-size:.9rem;font-weight:600;color:var(--on-bone);transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease);
}
.pf-filters button[aria-pressed="true"]{background:var(--ink);color:var(--bone-hi);border-color:var(--ink);}
.pf-filters button:hover{border-color:var(--ink);}

.pf-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));gap:clamp(18px,2.4vw,28px);}
.pf-card{
  background:var(--ink);color:var(--on-ink);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;
  box-shadow:0 20px 50px rgba(14,15,18,.16);
}
.pf-card[hidden]{display:none;}
.pf-shot{position:relative;display:block;width:100%;padding:0;aspect-ratio:1672/941;overflow:hidden;cursor:zoom-in;background:#0B0C0E;}
.pf-shot img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease);}
.pf-shot:hover img,.pf-shot:focus-visible img{transform:scale(1.045);}
.pf-shot .zoom{
  position:absolute;right:14px;bottom:14px;padding:7px 12px;border-radius:999px;
  background:rgba(11,12,14,.72);font-size:.78rem;font-weight:600;color:#EFEDE8;
}
.pf-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:8px;flex:1;}
.pf-body .pf-type{font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--on-ink-m);display:flex;align-items:center;gap:10px;}
.pf-body .pf-type::before{content:'';width:10px;height:10px;border-radius:50%;background:var(--c);box-shadow:0 0 12px var(--c);}
.pf-body h3{font-family:'Syne',sans-serif;font-weight:800;text-transform:uppercase;font-size:1.45rem;letter-spacing:-.01em;line-height:1.05;}
.pf-body p{font-size:.94rem;color:rgba(239,237,232,.78);line-height:1.55;}
.pf-body .pf-link{margin-top:auto;padding-top:10px;font-weight:600;font-size:.92rem;color:#F4F2EE;}
.pf-body .pf-link span{border-bottom:1px solid var(--c);padding-bottom:3px;}

.pf-lightbox{
  border:0;padding:0;background:transparent;max-width:min(1400px,94vw);width:100%;margin:auto;overflow:visible;
}
.pf-lightbox::backdrop{background:rgba(8,9,11,.9);}
.pf-lightbox figure{margin:0;}
.pf-lightbox img{width:100%;height:auto;max-height:84vh;object-fit:contain;border-radius:14px;}
.pf-lightbox figcaption{margin-top:12px;text-align:center;color:#EFEDE8;font-size:.92rem;}
.pf-lightbox .close{
  position:absolute;top:-48px;right:0;width:40px;height:40px;border-radius:50%;
  background:rgba(239,237,232,.14);color:#F4F2EE;font-size:1.3rem;line-height:1;
}