/* ============================================================
   FIESTA7 · galería
   El concepto es un cuarto oscuro: cada foto entra como una copia roja de
   alto contraste (la luz de seguridad del laboratorio) y se revela a color
   mientras aparece. Mobile first: casi todos llegan desde Instagram.
   ============================================================ */

:root{
  --bg:#08080a; --bg-2:#0e0e12; --bg-3:#15151a;
  --red:#ee4145; --red-hi:#ff5f63; --red-deep:#7d1216;
  --white:#fefefe;
  --txt:rgba(254,254,254,.92);
  --muted:rgba(254,254,254,.54);
  --faint:rgba(254,254,254,.30);
  --line:rgba(254,254,254,.10);
  --line-2:rgba(254,254,254,.18);
  --display:"Bodoni Moda","Didot",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
  --pad:clamp(14px,4vw,48px);
  --gap:clamp(8px,1.1vw,16px);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; }
html.lb-open{ overflow:hidden; }
body{
  margin:0; background:var(--bg); color:var(--txt);
  font-family:var(--sans); line-height:1.5;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img{ max-width:100%; display:block; }
button,input{ font:inherit; color:inherit; }
button{
  background:none; border:0; cursor:pointer;
  -webkit-tap-highlight-color:transparent; touch-action:manipulation;
}
a{ -webkit-tap-highlight-color:transparent; }
[hidden]{ display:none !important; }   /* una regla con display le gana al [hidden] del navegador */

/* grano de película, apenas se mueve */
body::after{
  content:""; position:fixed; inset:-50%; z-index:90; pointer-events:none; opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grano 1.2s steps(4) infinite;
}
@keyframes grano{
  25%{ transform:translate(-3%,2%); } 50%{ transform:translate(2%,-3%); }
  75%{ transform:translate(-2%,-2%); }
}

/* progreso del scroll: la línea roja de arriba */
.prog{ position:fixed; top:0; left:0; right:0; height:2px; z-index:80; pointer-events:none; }
.prog i{
  display:block; height:100%; background:var(--red); box-shadow:0 0 12px var(--red);
  transform-origin:0 50%; transform:scaleX(0);
}

/* ---------- cabecera ---------- */
.top{
  position:absolute; top:0; left:0; right:0; z-index:20;
  display:flex; justify-content:space-between; align-items:center;
  padding:calc(env(safe-area-inset-top,0px) + 18px) var(--pad) 0;
}
.top__logo img{ width:clamp(94px,11vw,124px); height:auto; }
.top__ig{
  font-size:11px; font-weight:700; letter-spacing:.16em; text-transform:uppercase;
  color:var(--muted); text-decoration:none; transition:color .3s;
}
.top__ig:hover{ color:var(--white); }

/* ---------- hero ---------- */
.hero{
  position:relative; min-height:100svh; overflow:hidden; isolation:isolate;
  display:grid; place-items:center; padding:96px var(--pad) 90px;
}
.hero::before{            /* luz roja de fondo */
  content:""; position:absolute; inset:0; z-index:0;
  background:
    radial-gradient(60% 45% at 50% 50%, rgba(238,65,69,.22), transparent 70%),
    radial-gradient(90% 60% at 50% 110%, rgba(238,65,69,.12), transparent 60%);
}
.hero::after{             /* viñeta: las fotos de fondo nunca le ganan al título */
  content:""; position:absolute; inset:0; z-index:2; pointer-events:none;
  background:radial-gradient(closest-side at 50% 50%, rgba(8,8,10,.62), rgba(8,8,10,0) 100%);
}
.hero__in{ position:relative; z-index:3; text-align:center; pointer-events:none; }
.hero__k{
  margin:0 0 18px; font-size:11px; font-weight:700; letter-spacing:.42em; color:var(--red);
  animation:sube 1s var(--ease) .1s both;
}
.hero__t{
  margin:0; font-family:var(--display); font-weight:500;
  font-size:clamp(4.4rem,22vw,15rem); line-height:.84; letter-spacing:-.025em;
}
.hero__t .w{ display:block; animation:sube 1.3s var(--ease) .2s both; }
.hero__t em{ font-style:italic; color:var(--red); animation-delay:.34s; }
.hero__s{
  margin:24px 0 0; font-family:var(--display); font-style:italic;
  font-size:clamp(1rem,2.4vw,1.35rem); color:var(--muted);
  animation:sube 1s var(--ease) .55s both;
}
@keyframes sube{ from{ opacity:0; transform:translateY(38%); filter:blur(10px); } }
.hero__cue{
  position:absolute; z-index:3; left:50%; bottom:calc(env(safe-area-inset-bottom,0px) + 22px);
  transform:translateX(-50%); margin:0;
  display:grid; justify-items:center; gap:10px;
  font-size:10px; font-weight:700; letter-spacing:.42em; color:var(--faint);
  animation:sube 1s var(--ease) 1s both;
}
.hero__cue i{
  width:1px; height:36px; background:linear-gradient(var(--red),transparent);
  transform-origin:top; animation:gota 1.9s var(--ease) infinite;
}
@keyframes gota{ 0%{ transform:scaleY(0); } 55%{ transform:scaleY(1); opacity:1; } 100%{ opacity:0; } }

/* fotos que flotan alrededor del título, cada una a su velocidad */
.hero__floats{ position:absolute; inset:0; z-index:1; }
.fl{ position:absolute; width:var(--w); will-change:transform; }
.fl .ph{ box-shadow:0 40px 70px -24px rgba(0,0,0,.9); }
.fl--lejos{ display:none; }
@media (min-width:900px){ .fl--lejos{ display:block; } }

/* ---------- el switch ---------- */
.bar{
  position:sticky; top:0; z-index:30;
  display:flex; justify-content:center;
  padding:calc(env(safe-area-inset-top,0px) + 10px) var(--pad) 14px;
  background:linear-gradient(var(--bg) 55%, rgba(8,8,10,0));
}
.seg{
  position:relative; display:grid; grid-template-columns:1fr 1fr;
  width:min(100%,430px); padding:4px; border-radius:999px;
  background:rgba(22,22,27,.78); border:1px solid var(--line-2);
  -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px);
}
.seg__b{
  position:relative; z-index:1; padding:13px 8px; border-radius:999px;
  font-size:11px; font-weight:800; letter-spacing:.13em; white-space:nowrap;
  color:var(--muted); transition:color .4s var(--ease);
}
.seg__b.on{ color:#fff; }
.seg__pill{
  position:absolute; z-index:0; top:4px; bottom:4px; left:4px; width:calc(50% - 4px);
  border-radius:999px; background:var(--red); box-shadow:0 0 26px -6px var(--red);
  transition:transform .55s var(--ease);
}
.seg[data-on="subir"] .seg__pill{ transform:translateX(100%); }

/* ---------- paneles ---------- */
main{ position:relative; z-index:1; min-height:70vh; }
.panel{ padding:10px var(--pad) 40px; }
.panel.enter{ animation:entra .7s var(--ease) both; }
@keyframes entra{ from{ opacity:0; transform:translateY(26px); } }
.gal{ max-width:1500px; margin:0 auto; }

/* una sola grilla continua */
.hr{ position:relative; padding-bottom:max(64px,8vw); padding-top:clamp(18px,4vw,48px); }

/* masonry: columnas que se desplazan a distintas velocidades */
.cols{ display:flex; gap:var(--gap); align-items:flex-start; }
.col{ flex:1; min-width:0; display:flex; flex-direction:column; gap:var(--gap); will-change:transform; }

/* ---------- la foto: se revela ---------- */
.ph{
  position:relative; margin:0; overflow:hidden; border-radius:3px;
  aspect-ratio:var(--ar); background:#1a0708; cursor:zoom-in;
  opacity:0; transform:translate3d(0,44px,0);
  transition:opacity .8s var(--ease) var(--d,0ms), transform 1.2s var(--ease) var(--d,0ms);
}
.ph img{
  width:100%; height:100%; object-fit:cover;
  transform:scale(1.16);
  filter:grayscale(1) contrast(1.55) brightness(.8);
  transition:
    transform 1.9s var(--ease) var(--d,0ms),
    filter 1.7s var(--ease) calc(var(--d,0ms) + 380ms);
}
.ph::after{                  /* la luz roja del laboratorio */
  content:""; position:absolute; inset:0; pointer-events:none;
  background:var(--red); mix-blend-mode:multiply;
  transition:opacity 1.6s var(--ease) calc(var(--d,0ms) + 480ms);
}
.ph.in{ opacity:1; transform:none; }
.ph.in img{ transform:none; filter:none; }
.ph.in::after{ opacity:0; }
.ph.done::after{ display:none; }  /* ya revelada: una capa menos que componer al scrollear */
@media (hover:hover){
  .ph.done img{ transition:transform .9s var(--ease); }
  .ph.done:hover img{ transform:scale(1.04); }
}

/* ---------- subir ---------- */
.up{ max-width:560px; margin:clamp(18px,5vw,48px) auto 0; text-align:center; }
.up__k{ margin:0; font-size:11px; font-weight:700; letter-spacing:.42em; color:var(--red); }
.up__t{
  margin:14px 0 0; font-family:var(--display); font-weight:500;
  font-size:clamp(2.5rem,10vw,4.4rem); line-height:.98; letter-spacing:-.02em;
}
.up__t em{ font-style:italic; color:var(--red); }
.up__s{ margin:18px auto 0; max-width:34ch; color:var(--muted); }
.up__who{ display:block; margin:30px auto 0; max-width:380px; text-align:left; }
.up__who span{
  display:block; margin:0 0 8px 4px;
  font-size:10px; font-weight:800; letter-spacing:.2em; text-transform:uppercase; color:var(--muted);
}
.up__who i{ font-style:normal; font-weight:600; letter-spacing:.12em; color:var(--faint); margin-left:4px; }
.up__who input{
  width:100%; min-height:56px; padding:0 18px; border-radius:14px; outline:none;
  border:1px solid var(--line-2); background:rgba(254,254,254,.04);
  font-size:17px; transition:border-color .2s;
}
.up__who input:focus{ border-color:var(--red); }
.up__who input::placeholder{ color:var(--faint); }

.btn{
  position:relative; display:flex; align-items:center; justify-content:center;
  width:100%; min-height:62px; border-radius:14px;
  font-size:13px; font-weight:800; letter-spacing:.16em; text-transform:uppercase;
  transition:transform .12s var(--ease);
}
.btn:active{ transform:scale(.97); }
.btn.primary{ background:var(--red); color:#fff; box-shadow:0 0 36px -8px var(--red); }
.up__pick{ max-width:380px; margin:14px auto 0; overflow:hidden; cursor:pointer; }
/* el input tapa todo el botón: el toque cae directo en él (lo más robusto en iPhone) */
.up__pick input{ position:absolute; inset:0; opacity:0; cursor:pointer; font-size:40px; }
.up__pick.busy{ opacity:.55; pointer-events:none; }
.up__note{ margin:12px 0 0; font-size:12px; color:var(--faint); }

.queue{
  list-style:none; margin:24px auto 0; padding:0; max-width:420px;
  display:grid; gap:8px; text-align:left;
}
.queue li{
  display:grid; grid-template-columns:54px 1fr; gap:12px; align-items:center;
  padding:8px; border:1px solid var(--line); border-radius:12px; background:rgba(254,254,254,.03);
  animation:entra .5s var(--ease) both;
}
.queue .qi{ width:54px; height:54px; border-radius:8px; object-fit:cover; background:#1a0708; }
.queue .qs{ font-size:13px; line-height:1.35; }
.queue .qb{ height:3px; margin-top:8px; border-radius:2px; background:var(--line); overflow:hidden; }
.queue .qb i{ display:block; height:100%; width:0; background:var(--red); transition:width .25s; }
.queue li.ok .qb i{ width:100%; background:#6ee7a8; }
.queue li.err .qs{ color:var(--red-hi); }
.queue .retry{ margin-left:6px; font-size:12px; font-weight:700; color:var(--white); text-decoration:underline; }

.gente{ margin-top:clamp(56px,10vw,110px); }
.gente__k{
  margin:0 0 6px; text-align:center;
  font-size:10px; font-weight:800; letter-spacing:.36em; color:var(--faint);
}

.empty{
  margin:0 auto; padding:48px 0; text-align:center; max-width:30ch;
  font-family:var(--display); font-style:italic; font-size:19px; color:var(--muted);
}

/* ---------- pie ---------- */
.foot{
  position:relative; z-index:1; text-align:center; border-top:1px solid var(--line);
  padding:clamp(64px,10vw,120px) var(--pad) calc(env(safe-area-inset-bottom,0px) + 54px);
}
.foot img{ width:min(250px,62vw); height:auto; margin:0 auto; }
.foot__l{ margin:18px 0 0; font-family:var(--display); font-style:italic; font-size:18px; color:var(--muted); }
.foot__ig{
  display:inline-block; margin-top:28px; padding:15px 24px; border-radius:999px;
  border:1px solid var(--line-2); color:var(--white); text-decoration:none;
  font-size:11px; font-weight:800; letter-spacing:.18em;
  transition:border-color .3s, background .3s;
}
.foot__ig:hover{ border-color:var(--red); background:rgba(238,65,69,.1); }
.foot__d{ margin:28px 0 0; font-size:10px; letter-spacing:.24em; text-transform:uppercase; color:var(--faint); }
.foot__dev{
  display:inline-flex; align-items:center; gap:6px; margin-top:22px;
  font-size:9px; font-weight:600; letter-spacing:.22em; color:var(--faint); text-decoration:none;
  transition:color .3s;
}
.foot__dev img{ height:12px; width:auto; display:block; opacity:.75; transition:opacity .3s; }
.foot__dev:hover{ color:var(--white); }
.foot__dev:hover img{ opacity:1; }

/* ---------- foto a pantalla completa ---------- */
.lb{ position:fixed; inset:0; z-index:100; touch-action:none; overscroll-behavior:contain; }
.lb__bg{ position:absolute; inset:0; background:rgba(5,5,7,.97); opacity:0; transition:opacity .45s var(--ease); }
.lb.on .lb__bg{ opacity:1; }
.lb__fig{ position:absolute; transform-origin:0 0; will-change:transform; }
.lb__img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:contain;
  -webkit-user-select:none; user-select:none; -webkit-user-drag:none; pointer-events:none;
}
.lb__full{ opacity:0; transition:opacity .35s; }
.lb__full.ok{ opacity:1; }
.lb__top{
  position:absolute; z-index:2; top:0; left:0; right:0;
  display:flex; justify-content:space-between; align-items:center;
  padding:calc(env(safe-area-inset-top,0px) + 10px) 12px 10px 18px;
  background:linear-gradient(rgba(5,5,7,.7), rgba(5,5,7,0));
  font-size:11px; font-weight:700; letter-spacing:.2em; color:var(--muted);
  opacity:0; transition:opacity .35s .12s;
}
.lb__acts{ display:flex; align-items:center; gap:6px; }
.lb__acts a{ padding:10px; color:var(--muted); text-decoration:none; }
.lb__acts a:hover{ color:var(--white); }
.lb__x{ width:44px; height:44px; font-size:18px; color:var(--white); }
.lb__nav{
  position:absolute; z-index:2; top:50%; width:60px; height:60px; margin-top:-30px;
  font-family:var(--display); font-size:44px; line-height:1; color:var(--white);
  opacity:0; transition:opacity .35s;
}
.lb__nav.prev{ left:6px; } .lb__nav.next{ right:6px; }
.lb__nav:disabled{ visibility:hidden; }
@media (hover:none){ .lb__nav{ display:none; } }   /* en el celular se desliza */
.lb__cap{
  position:absolute; z-index:2; left:0; right:0; bottom:calc(env(safe-area-inset-bottom,0px) + 18px);
  margin:0; padding:0 20px; text-align:center;
  font-size:12px; font-weight:700; letter-spacing:.16em; color:var(--muted);
  opacity:0; transition:opacity .35s .12s;
}
.lb__cap a{ color:var(--red-hi); text-decoration:none; }
.lb.on .lb__top, .lb.on .lb__nav, .lb.on .lb__cap{ opacity:1; }

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important; animation-iteration-count:1 !important;
    transition-duration:.01ms !important; transition-delay:0ms !important;
  }
}