/* ============================================================
   Luis Quijada Pilichi — joyería contemporánea
   Sistema visual: grotesk única, fondo casi negro, acentos
   de plata y cobre tomados de las piezas.
   ============================================================ */

:root{
  --bg:#050403;
  --bg-2:#0c0a09;
  --line:rgba(236,231,225,.13);
  --line-2:rgba(236,231,225,.07);

  --text:#ECE7E1;   /* 16.7:1 sobre --bg */
  --muted:#A8A099;  /*  7.9:1 */
  --dim:#948C85;    /*  6.2:1 */
  --silver:#C9CCCE; /* 12.7:1 */
  --copper:#C4823F; /*  6.5:1 */

  --f:'Inter Tight',system-ui,-apple-system,'Segoe UI',sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
  --gutter:clamp(20px,5vw,80px);
  --maxw:1400px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{
  background:var(--bg);
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--f);
  font-weight:300;
  font-size:16px;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{list-style:none}

/* ── Utilidades ─────────────────────────────────────────── */

.vh{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}

.lbl{
  display:block;
  font-size:clamp(10px,.72vw,11.5px);
  font-weight:500;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--dim);
}

.skip{
  position:fixed;top:10px;left:10px;z-index:200;
  padding:12px 18px;border-radius:2px;
  background:var(--text);color:var(--bg);
  font-size:13px;font-weight:500;letter-spacing:.04em;
  transform:translateY(-160%);
  transition:transform .2s var(--ease);
}
.skip:focus{transform:translateY(0)}

:focus-visible{
  outline:2px solid var(--copper);
  outline-offset:3px;
}

/* ── Header ─────────────────────────────────────────────── */

.hdr{
  position:fixed;inset:0 0 auto 0;z-index:90;
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;
  padding:clamp(16px,2.4vw,26px) var(--gutter);
  border-bottom:1px solid transparent;
  transition:background .5s var(--ease),border-color .5s var(--ease);
}
.hdr.solid{
  background:rgba(5,4,3,.9);
  border-bottom-color:var(--line-2);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.hdr-name{
  font-size:clamp(12px,1vw,14px);
  font-weight:400;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--text);
}
.hdr-btn{
  display:flex;align-items:center;gap:12px;
  min-height:44px;padding:0 0 0 10px;margin-right:-4px;
}
.hdr-btn-t{
  font-size:clamp(11px,.86vw,13px);
  font-weight:500;letter-spacing:.2em;text-transform:uppercase;
  color:var(--text);
  transition:color .25s var(--ease);
}
.hdr-btn:hover .hdr-btn-t{color:var(--copper)}
.hdr-btn-b{
  display:flex;flex-direction:column;align-items:flex-end;gap:6px;
}
.hdr-btn-l{
  display:block;height:1px;background:var(--text);
  transition:width .3s var(--ease),background .25s var(--ease);
}
.hdr-btn-l:nth-child(1){width:24px}
.hdr-btn-l:nth-child(2){width:15px}
.hdr-btn:hover .hdr-btn-l:nth-child(2){width:24px}
.hdr-btn:hover .hdr-btn-l{background:var(--copper)}

/* ── Menú overlay ───────────────────────────────────────── */

.nav{
  position:fixed;inset:0;z-index:120;
  display:flex;flex-direction:column;
  padding:clamp(16px,2.4vw,26px) var(--gutter) clamp(28px,5vh,52px);
  background:var(--bg);
  opacity:0;
  /* Sin transición de visibility a propósito: mientras se interpola,
     el overlay computa visibility:hidden y deja de ser enfocable, así
     que el foco programático al abrir se pierde. El estado de reposo
     lo cubre el atributo hidden. */
  transition:opacity .42s var(--ease);
}
.nav[hidden]{display:none}
.nav.open{opacity:1}

.nav-top{
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:clamp(30px,7vh,70px);
}
.nav-x{
  display:flex;align-items:center;gap:12px;
  min-height:44px;padding-left:10px;margin-right:-4px;
  color:var(--text);
  transition:color .25s var(--ease);
}
.nav-x:hover{color:var(--copper)}
.nav-x-t{
  font-size:clamp(11px,.86vw,13px);
  font-weight:500;letter-spacing:.2em;text-transform:uppercase;
}
.nav-x-i{font-size:24px;font-weight:200;line-height:1}

.nav-list{
  display:flex;flex-direction:column;
  border-top:1px solid var(--line-2);
}
.nav-list li{border-bottom:1px solid var(--line-2)}
.nav-list a{
  display:flex;align-items:baseline;gap:clamp(14px,2vw,28px);
  padding:clamp(14px,2.4vh,22px) 0;
  font-size:clamp(30px,6vw,64px);
  font-weight:200;letter-spacing:-.02em;line-height:1.1;
  color:var(--text);
  opacity:0;transform:translateY(14px);
  transition:color .25s var(--ease);
}
.nav.open .nav-list a{
  animation:navIn .6s var(--ease) forwards;
}
.nav.open .nav-list li:nth-child(1) a{animation-delay:.06s}
.nav.open .nav-list li:nth-child(2) a{animation-delay:.12s}
.nav.open .nav-list li:nth-child(3) a{animation-delay:.18s}
.nav.open .nav-list li:nth-child(4) a{animation-delay:.24s}
.nav.open .nav-list li:nth-child(5) a{animation-delay:.30s}
.nav-list a:hover{color:var(--copper)}
.nav-list .lbl{color:var(--copper);flex:0 0 auto}

@keyframes navIn{to{opacity:1;transform:none}}

.nav-foot{
  display:flex;flex-wrap:wrap;gap:8px clamp(18px,3vw,40px);
  margin-top:auto;padding-top:clamp(24px,5vh,48px);
  font-size:13px;color:var(--muted);
}
.nav-foot a:hover{color:var(--text)}

/* ── Hero ───────────────────────────────────────────────── */

.hero{
  position:relative;
  min-height:100svh;
  display:flex;align-items:flex-end;
  overflow:hidden;
  background:var(--bg);
}
.hero-bg{position:absolute;inset:0;z-index:1}
.hero-bg .layer{
  position:absolute;inset:0;
  opacity:0;
  transform:scale(1.06);
  transition:opacity .85s var(--ease),transform 1.6s var(--ease);
  will-change:opacity,transform;
}
.hero-bg .layer.on{opacity:1;transform:scale(1)}
.hero-bg .layer img{
  width:100%;height:100%;
  object-fit:cover;object-position:center;
}
/* Velo deliberadamente liviano: la escena tiene que verse luminosa.
   La legibilidad de los títulos no se resuelve oscureciendo la foto
   sino con sombra sobre el propio texto (ver .hero-in). */
.hero-scrim{
  position:absolute;inset:0;z-index:2;pointer-events:none;
  background:
    linear-gradient(to top,rgba(5,4,3,.8) 0%,rgba(5,4,3,.28) 26%,transparent 52%),
    linear-gradient(to right,rgba(5,4,3,.62) 0%,rgba(5,4,3,.3) 26%,transparent 48%);
}
/* Full a la izquierda: sin max-width ni centrado, el bloque arranca
   en el gutter y no se acomoda al contenedor de 1400px del resto. */
.hero-in{
  position:relative;z-index:3;
  width:100%;
  padding:0 var(--gutter) clamp(30px,6vh,58px);
  /* Protege el texto sin apagar la foto. La sombra es difusa y sin
     desplazamiento: no se lee como sombra, solo asienta la letra. */
  text-shadow:0 1px 3px rgba(5,4,3,.85),0 2px 26px rgba(5,4,3,.75);
}
/* Velo local anclado abajo a la izquierda: da base a la columna de
   títulos justo donde se monta sobre el afiche, y se disuelve antes
   de llegar al centro para no apagar la escena. */
.hero-in::before{
  content:"";
  position:absolute;z-index:-1;
  left:0;right:0;bottom:0;
  height:190%;
  pointer-events:none;
  background:radial-gradient(115% 96% at 0% 100%,
    rgba(5,4,3,.93) 0%,
    rgba(5,4,3,.8) 26%,
    rgba(5,4,3,.5) 44%,
    rgba(5,4,3,.2) 58%,
    transparent 72%);
}
.hero-kick{margin-bottom:clamp(18px,4vh,34px)}
.hero-list{margin-bottom:clamp(18px,4vh,34px)}
.hero-item{
  display:block;
  padding:clamp(1px,.35vh,4px) 0;
  font-size:clamp(38px,7.4vw,104px);
  font-weight:200;
  letter-spacing:-.035em;
  line-height:1.02;
  color:var(--dim);
  transition:color .3s var(--ease);
}
.hero-item:hover,
.hero-item:focus-visible,
.hero-item.active{color:var(--text)}
.hero-meta{color:var(--dim)}

/* ── Secciones ──────────────────────────────────────────── */

.sec{
  max-width:var(--maxw);
  margin:0 auto;
  padding:clamp(72px,13vh,168px) var(--gutter);
  border-top:1px solid var(--line-2);
}
.sec-head{margin-bottom:clamp(38px,7vh,86px)}
.sec-head .lbl{margin-bottom:clamp(14px,2.4vh,22px);color:var(--copper)}
.sec-h{
  font-size:clamp(30px,5.2vw,74px);
  font-weight:200;
  letter-spacing:-.035em;
  line-height:1.04;
}

/* Reveal on scroll */
.rv{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.rv.in{opacity:1;transform:none}

/* ── Obra ───────────────────────────────────────────────── */

.obras{display:flex;flex-direction:column}
.obra{border-top:1px solid var(--line-2)}
.obra:last-child{border-bottom:1px solid var(--line-2)}

/* Tres columnas reales: número · afiche · texto. */
.obra-btn{
  display:grid;
  grid-template-columns:3.5ch clamp(64px,9vw,120px) 1fr;
  align-items:center;
  gap:clamp(16px,3vw,44px);
  width:100%;
  padding:clamp(20px,3.6vh,38px) 0;
  text-align:left;
}
.obra-n{color:var(--copper)}
.obra-fig{
  display:block;
  overflow:hidden;
  background:var(--bg-2);
}
.obra-fig img{
  width:100%;height:auto;
  transition:transform 1s var(--ease),opacity .5s var(--ease);
}
.obra-btn:hover .obra-fig img{transform:scale(1.05)}
.obra-txt{display:flex;flex-direction:column;gap:6px;min-width:0}
.obra-t{
  font-size:clamp(24px,3.4vw,46px);
  font-weight:200;letter-spacing:-.03em;line-height:1.1;
  color:var(--text);
  transition:color .3s var(--ease);
}
.obra-btn:hover .obra-t{color:var(--copper)}
.obra-tipo{font-size:clamp(13px,1.1vw,15px);color:var(--muted)}
.obra-cta{margin-top:6px;color:var(--dim)}

/* La ficha vive en el DOM (indexable, accesible sin JS);
   con JS se clona dentro del sheet y aquí se oculta. */
.ficha{
  padding:0 0 clamp(20px,3.6vh,38px);
  max-width:62ch;
}
.js .obras .ficha{display:none}

.ficha-year{margin-bottom:14px;color:var(--dim)}
.ficha-year .ph{
  color:var(--copper);
  font-variant-ligatures:none;
}
.ficha-tipo{font-size:clamp(15px,1.4vw,19px);color:var(--text);margin-bottom:8px}
.ficha-apoyo{font-size:clamp(14px,1.2vw,16px);color:var(--muted);margin-bottom:clamp(20px,3.4vh,34px)}
.ficha-lbl{margin-bottom:14px;color:var(--copper)}
.sedes+.ficha-lbl,
.ficha-apoyo+.ficha-lbl{margin-top:clamp(24px,4vh,40px)}

/* ── Fotografías próximamente (retícula tipo Pinterest) ─── */

.prox{margin-top:2px}
.px-grid{
  columns:2;
  column-gap:10px;
}
.px-item{
  display:block;
  height:var(--h,160px);
  margin-bottom:10px;
  break-inside:avoid;
  border:1px solid var(--line-2);
  border-radius:2px;
  background:
    repeating-linear-gradient(
      135deg,
      rgba(236,231,225,.035) 0 6px,
      transparent 6px 12px),
    var(--bg-2);
}
.px-nota{
  margin-top:6px;
  font-size:13px;
  color:var(--dim);
}

@media (min-width:560px){
  .px-grid{columns:3;column-gap:12px}
  .px-item{margin-bottom:12px}
}

.sedes{display:flex;flex-direction:column;border-top:1px solid var(--line-2)}
.sedes li{
  display:flex;flex-wrap:wrap;align-items:baseline;
  justify-content:space-between;gap:4px 20px;
  padding:11px 0;
  border-bottom:1px solid var(--line-2);
  font-size:clamp(13px,1.15vw,15.5px);
  color:var(--muted);
}
.sede-f{color:var(--dim);white-space:nowrap;font-variant-numeric:tabular-nums}

/* ── Reconocimiento ─────────────────────────────────────── */

.rec-grid{
  display:grid;
  grid-template-columns:minmax(0,.82fr) minmax(0,1fr);
  gap:clamp(28px,5vw,80px);
  align-items:center;
}
.rec-fig{overflow:hidden;background:var(--bg-2)}
.rec-fig img{width:100%;height:auto}
.rec-q{max-width:52ch}
.rec-q p{
  font-size:clamp(17px,1.9vw,27px);
  font-weight:200;line-height:1.45;letter-spacing:-.015em;
  color:var(--text);
}
.rec-q p+p{margin-top:18px}
.rec-q p:first-child{
  font-size:clamp(13px,1.1vw,15px);
  font-weight:400;line-height:1.6;letter-spacing:0;
  color:var(--muted);
  margin-bottom:22px;
}
.rec-cite{margin-top:clamp(20px,3.4vh,34px);color:var(--copper)}

/* ── Taller ─────────────────────────────────────────────── */

.taller-fig{overflow:hidden;background:var(--bg-2);margin-bottom:clamp(28px,5vh,56px)}
.taller-fig img{width:100%;height:auto}
.taller-txt{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));
  gap:clamp(16px,3vw,56px);
  max-width:92ch;
}
.taller-txt p{font-size:clamp(16px,1.5vw,21px);font-weight:200;line-height:1.55;color:var(--muted)}

/* ── Sobre ──────────────────────────────────────────────── */

.sobre-txt{max-width:64ch}
.sobre-txt p{
  font-size:clamp(17px,1.75vw,25px);
  font-weight:200;line-height:1.5;letter-spacing:-.012em;
  color:var(--muted);
}
.sobre-txt p+p{margin-top:clamp(16px,2.6vh,26px)}
.sobre-txt p:first-child{color:var(--text)}

/* ── Contacto ───────────────────────────────────────────── */

.cont-lead{
  font-size:clamp(18px,2.2vw,32px);
  font-weight:200;letter-spacing:-.02em;line-height:1.35;
  color:var(--text);
  max-width:26ch;
  margin-bottom:clamp(28px,5vh,52px);
}
.cont-cta{
  display:inline-block;
  padding:17px 40px;
  border:1px solid var(--line);
  border-radius:100px;
  font-size:13.5px;font-weight:400;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text);
  transition:border-color .3s var(--ease),color .3s var(--ease),background .3s var(--ease);
}
.cont-cta:hover{border-color:var(--copper);color:var(--copper)}
.cont-list{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));
  gap:clamp(20px,3vw,48px);
  margin-top:clamp(46px,8vh,96px);
  padding-top:clamp(26px,4vh,44px);
  border-top:1px solid var(--line-2);
}
.cont-list li{display:flex;flex-direction:column;gap:9px}
.cont-list .lbl{color:var(--copper)}
.cont-list a,.cont-list span:not(.lbl){font-size:15.5px;color:var(--muted)}
.cont-list a{transition:color .25s var(--ease)}
.cont-list a:hover{color:var(--text)}

/* ── Footer ─────────────────────────────────────────────── */

.ftr{
  display:flex;flex-wrap:wrap;gap:8px clamp(18px,3vw,44px);
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(26px,4vh,40px) var(--gutter);
  border-top:1px solid var(--line-2);
  font-size:12.5px;color:var(--dim);
}
.ftr a{color:var(--muted)}
.ftr a:hover{color:var(--text)}

/* ── Sheet (ficha de obra) ──────────────────────────────── */

.sheet{
  width:100%;max-width:none;height:100%;max-height:none;
  margin:0;padding:0;border:0;
  background:var(--bg);color:var(--text);
  overflow-y:auto;
  opacity:0;
  transition:opacity .35s var(--ease);
}
.sheet::backdrop{background:rgba(5,4,3,.92)}
.sheet[open]{opacity:1}

.sheet-in{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,.88fr) minmax(0,1fr);
  gap:clamp(26px,5vw,80px);
  align-items:start;
  max-width:var(--maxw);
  margin:0 auto;
  padding:clamp(76px,11vh,128px) var(--gutter) clamp(56px,9vh,110px);
}
.sheet-x{
  position:fixed;z-index:5;
  top:clamp(14px,2.4vw,26px);right:clamp(14px,5vw,80px);
  display:flex;align-items:center;justify-content:center;
  width:46px;height:46px;
  border:1px solid var(--line);border-radius:100px;
  background:rgba(5,4,3,.7);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  font-size:24px;font-weight:200;line-height:1;color:var(--text);
  transition:border-color .25s var(--ease),color .25s var(--ease);
}
.sheet-x:hover{border-color:var(--copper);color:var(--copper)}
.sheet-fig{overflow:hidden;background:var(--bg-2)}
.sheet-fig img{width:100%;height:auto}
.sheet-body{padding-top:clamp(0px,1vh,10px)}
.sheet-body>.lbl{color:var(--copper);margin-bottom:14px}
.sheet-t{
  font-size:clamp(32px,5vw,68px);
  font-weight:200;letter-spacing:-.035em;line-height:1.04;
  margin-bottom:clamp(22px,3.6vh,38px);
}
.sheet-cta{
  display:inline-block;margin-top:clamp(28px,5vh,52px);
  padding:16px 36px;
  border:1px solid var(--line);border-radius:100px;
  font-size:13px;font-weight:400;letter-spacing:.14em;text-transform:uppercase;
  transition:border-color .3s var(--ease),color .3s var(--ease);
}
.sheet-cta:hover{border-color:var(--copper);color:var(--copper)}

/* ── Responsive ─────────────────────────────────────────── */

@media (max-width:900px){
  .rec-grid,.sheet-in{grid-template-columns:1fr}
  .rec-fig,.sheet-fig{max-width:440px}
  .sheet-in{padding-top:clamp(70px,10vh,96px)}
}

@media (max-width:860px){
  /* Las escenas del hero son 16:9. En un viewport vertical, a sangre
     completa sólo se vería una franja central del montaje, así que la
     imagen ocupa una banda superior y el texto cae sobre fondo sólido:
     nunca compite con la tipografía impresa del afiche. */
  .hero-bg{bottom:auto;height:46vh;min-height:230px}
  .hero-bg .layer img{object-position:center center}
  /* Acá el texto ya cae sobre negro sólido, así que la banda de imagen
     casi no necesita velo: sólo el fundido final contra el fondo. */
  .hero-scrim{
    background:
      linear-gradient(to bottom,
        rgba(5,4,3,.34) 0%,
        rgba(5,4,3,.04) 15%,
        rgba(5,4,3,.12) 28%,
        rgba(5,4,3,.9) 42%,
        var(--bg) 47%,
        var(--bg) 100%);
  }
}

@media (max-width:640px){
  .obra-btn{
    grid-template-columns:auto 1fr;
    grid-template-areas:"n fig" "txt txt";
    gap:14px 16px;
  }
  .obra-n{grid-area:n}
  .obra-fig{grid-area:fig;width:clamp(84px,26vw,124px);justify-self:start}
  .obra-txt{grid-area:txt}
  .sedes li{flex-direction:column;gap:2px}
  .sede-f{white-space:normal}
  .rec-fig,.sheet-fig{max-width:none}
}

/* En pantallas sin hover el hero no puede depender del cursor:
   los cuatro títulos quedan visibles y el fondo rota solo (main.js). */
@media (hover:none){
  .hero-item{color:var(--text);opacity:.55;transition:opacity .3s var(--ease)}
  .hero-item.active{opacity:1}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .rv{opacity:1;transform:none}
  .nav .nav-list a{opacity:1;transform:none}
  .hero-bg .layer{transform:none}
  .hero-bg .layer.on{transform:none}
}