/* =====================================================
   Int — Colección Digitalizada
   v6 — Sin autoplay, sin filtro, con texto curatorial.
   ===================================================== */

/* ----- Tokens ----- */
:root{
  --int-bg:        #fbfbfc;
  --int-bg-soft:   #f3f3f5;
  --int-bg-card:   #ffffff;
  --int-ink:       #0a0a0a;
  --int-ink-2:     #2c2c2c;
  --int-ink-3:     #555555;
  --int-mute:      #8a8a8a;
  --int-line:      #e9e9eb;
  --int-line-2:    #d1d1d3;
  --int-line-3:    #b5b5b8;
  --int-focus:     #2563eb;

  --int-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
              "Helvetica Neue", Arial, system-ui, sans-serif;
  --int-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --int-space-1: 4px;
  --int-space-2: 8px;
  --int-space-3: 14px;
  --int-space-4: 22px;
  --int-space-5: 36px;
  --int-space-6: 56px;
  --int-space-7: 88px;

  --int-dur:   260ms;
  --int-dur-s: 180ms;
  --int-dur-l: 440ms;
  --int-ease:     cubic-bezier(.2,.6,.2,1);
  --int-ease-out: cubic-bezier(.16,1,.3,1);

  --int-max: 1440px;
  --int-pad: clamp(20px, 4vw, 64px);
  --int-pad-tight: clamp(16px, 3vw, 40px);

  --int-header-h: 64px;
  --int-progress-h: 24px;
}

/* ----- Reset ----- */
*,*::before,*::after{ box-sizing: border-box }
html,body{ margin:0; padding:0 }
html{
  background: var(--int-bg);
  color: var(--int-ink);
  font-family: var(--int-font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body{
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}
body.int-track-active{ overflow: hidden; height: 100dvh }

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

/* ----- Utilidades ----- */
.int-sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.int-skip{
  position:absolute;left:-9999px;top:0;
  background:var(--int-ink);color:#fff;
  padding:12px 16px;z-index:1000;
}
.int-skip:focus{ left:16px; top:16px }

:focus-visible{ outline: 2px solid var(--int-focus); outline-offset: 2px }
:focus:not(:focus-visible){ outline: none }

.int-eyebrow{
  margin: 0 0 var(--int-space-3);
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--int-mute);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* ===== Header ===== */
.int-header{
  position: sticky; top: 0;
  z-index: 30;
  background: rgba(251,251,252,.88);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--int-line);
}
body.int-track-active .int-header{
  position: fixed; top: 0; left: 0; right: 0;
}
.int-header__inner{
  max-width: var(--int-max);
  margin: 0 auto;
  padding: var(--int-space-3) var(--int-pad);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--int-space-4);
  min-height: var(--int-header-h);
}
.int-brand{ display: flex; align-items: baseline; gap: var(--int-space-3); min-width: 0; justify-self: start }
.int-brand__mark{ font-size: 18px; font-weight: 600; letter-spacing: .02em }
.int-brand__sub{
  font-size: 11px; color: var(--int-mute);
  letter-spacing: .18em; text-transform: uppercase;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.int-header__nav{ display: flex; gap: var(--int-space-1); align-items: center; justify-self: end }

.int-link{
  font-size: 13px; letter-spacing: .03em;
  padding: 10px var(--int-space-3);
  border: 1px solid transparent;
  min-height: 44px;
  display: inline-flex; align-items: center;
  color: var(--int-ink);
  transition: border-color var(--int-dur-s) var(--int-ease),
              color var(--int-dur-s) var(--int-ease),
              background var(--int-dur-s) var(--int-ease);
}
.int-link--ghost{ color: var(--int-ink-3) }
.int-link:hover{ color: var(--int-ink); border-color: var(--int-line-2) }
.int-link[aria-pressed="true"]{
  background: var(--int-ink); color: var(--int-bg-card); border-color: var(--int-ink);
}

/* View switch (sólo selector de vista) */
.int-viewswitch{
  position: relative;
  display: inline-flex;
  align-items: center;
  background: var(--int-bg-soft);
  border-radius: 999px;
  padding: 3px;
  border: 1px solid var(--int-line);
  justify-self: center;
}
.int-viewswitch__btn{
  position: relative; z-index: 2;
  padding: 8px 18px;
  font-size: 12px; letter-spacing: .06em;
  color: var(--int-ink-3);
  border-radius: 999px;
  min-height: 36px;
  transition: color var(--int-dur-s) var(--int-ease);
}
.int-viewswitch__btn[aria-selected="true"]{ color: var(--int-bg-card) }
.int-viewswitch__indicator{
  position: absolute;
  top: 3px; bottom: 3px; left: 3px;
  width: calc(50% - 3px);
  background: var(--int-ink);
  border-radius: 999px;
  transition: transform var(--int-dur) var(--int-ease);
  z-index: 1;
}
.int-viewswitch[data-view="archivo"] .int-viewswitch__indicator{
  transform: translateX(100%);
}

/* Progress bar mínima */
.int-progressbar{
  border-top: 1px solid var(--int-line);
  background: var(--int-bg);
  height: var(--int-progress-h);
  display: none;
}
[data-view="recorrido"][data-stage="track"] .int-progressbar{ display: block }
.int-progressbar__inner{
  max-width: var(--int-max);
  margin: 0 auto;
  padding: 0 var(--int-pad);
  display: flex; align-items: center; gap: var(--int-space-3);
  height: 100%;
}
.int-progressbar__count{
  font-family: var(--int-mono);
  font-size: 10px;
  color: var(--int-mute);
  letter-spacing: .12em;
  font-variant-numeric: tabular-nums;
  min-width: 60px;
}
.int-progressbar__line{
  flex: 1;
  height: 1px;
  background: var(--int-line);
  position: relative;
  max-width: 280px;
}
.int-progressbar__bar{
  position: absolute; inset: 0 auto 0 0;
  background: var(--int-ink);
  width: 0%;
  transition: width var(--int-dur) var(--int-ease);
}

/* ===== HALL (texto de sala + curatorial) ===== */
[data-view="archivo"] .int-hall{ display: none }
[data-stage="track"]  .int-hall{ display: none }
.int-hall{
  display: grid;
  align-items: center;
  min-height: calc(100dvh - var(--int-header-h));
}
.int-hall__inner{
  max-width: var(--int-max);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 112px) var(--int-pad) clamp(56px, 8vw, 144px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}
.int-hall__primary{
  display: grid;
  gap: clamp(20px, 2.6vw, 40px);
  align-content: center;
}
.int-hall__title{
  margin: 0;
  display: grid;
  gap: clamp(6px, .8vw, 14px);
  line-height: .95;
}
.int-hall__mark{
  font-size: clamp(72px, 12vw, 160px);
  font-weight: 500;
  line-height: .85;
  letter-spacing: -.05em;
}
.int-hall__name{
  font-size: clamp(18px, 1.8vw, 26px);
  font-weight: 400;
  letter-spacing: -.005em;
  color: var(--int-ink-2);
  line-height: 1.2;
}
.int-hall__lead{
  margin: 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.3vw, 17px);
  line-height: 1.55;
  color: var(--int-ink-3);
}
.int-hall__meta{
  margin: 0;
  display: flex;
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
  border-top: 1px solid var(--int-line);
  padding-top: var(--int-space-4);
}
.int-hall__meta > div{ display: grid; gap: var(--int-space-1) }
.int-hall__meta dt{
  font-size: 10px; letter-spacing: .22em; text-transform: uppercase;
  color: var(--int-mute); font-weight: 500;
}
.int-hall__meta dd{
  margin: 0;
  font-size: clamp(20px, 1.8vw, 28px);
  font-weight: 500; letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}
.int-hall__actions{ margin-top: var(--int-space-3) }
.int-cta{
  display: inline-flex; align-items: center; gap: var(--int-space-2);
  min-height: 56px;
  padding: 12px 28px;
  background: var(--int-ink);
  color: var(--int-bg-card);
  font-size: 14px; letter-spacing: .04em;
  border: 1px solid var(--int-ink);
  transition: background var(--int-dur-s) var(--int-ease),
              transform var(--int-dur-s) var(--int-ease);
}
.int-cta:hover{ background: #000; transform: translateX(2px) }
.int-cta span{ transition: transform var(--int-dur-s) var(--int-ease) }
.int-cta:hover span{ transform: translateX(4px) }
.int-hall__hint{
  margin: 0;
  font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--int-mute);
}

/* Curatorial */
.int-hall__curatorial{
  display: grid;
  gap: clamp(16px, 1.8vw, 24px);
  align-content: center;
  padding-left: clamp(0px, 2vw, 40px);
  border-left: 1px solid var(--int-line);
}
.int-hall__curatorial-copy{
  display: grid;
  gap: clamp(14px, 1.4vw, 20px);
  max-width: 64ch;
}
.int-hall__curatorial-copy p{
  margin: 0;
  font-size: clamp(14px, 1.05vw, 16px);
  line-height: 1.75;
  color: var(--int-ink-2);
  letter-spacing: .005em;
}

/* ===== RECORRIDO HORIZONTAL ===== */
[data-view="archivo"] .int-recorrido{ display: none }
.int-recorrido{ position: relative; width: 100%; height: 0 }
[data-stage="track"][data-view="recorrido"] .int-recorrido{
  position: fixed;
  top: calc(var(--int-header-h) + var(--int-progress-h));
  left: 0; right: 0; bottom: 0;
  height: auto;
}
.int-recorrido__track{
  width: 100%;
  height: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x;
  scroll-behavior: auto;
  scrollbar-width: none;
  overscroll-behavior-inline: contain;
  cursor: grab;
  -webkit-user-select: none;
  user-select: none;
}
.int-recorrido__track.is-dragging{ cursor: grabbing }
.int-recorrido__track::-webkit-scrollbar{ display: none }
[data-stage="hall"] .int-recorrido__track{ height: 0; overflow: hidden }

.int-recorrido__rooms{
  display: flex;
  align-items: stretch;
  gap: clamp(40px, 5vw, 96px);
  padding: clamp(20px, 3vh, 40px) clamp(40px, 6vw, 96px);
  height: 100%;
}

.int-room{
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 1.6vw, 24px);
  height: 100%;
  align-items: center;
  justify-content: center;
  position: relative;

  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--int-dur-l) var(--int-ease-out),
              transform var(--int-dur-l) var(--int-ease-out);
}
.int-room.is-in{ opacity: 1; transform: translateY(0) }
@media (prefers-reduced-motion: reduce){
  .int-room{ opacity: 1; transform: none; transition: none }
}

/* Posición vertical opcional */
.int-room[data-position="top"]   { justify-content: flex-start; padding-top: clamp(20px, 3vh, 40px) }
.int-room[data-position="bottom"]{ justify-content: flex-end;   padding-bottom: clamp(20px, 3vh, 40px) }
.int-room[data-position="center"]{ justify-content: center }

/* Botón visual sobre la imagen */
.int-room__image-button{
  display: block;
  background: transparent;
  border: 0; padding: 0;
  cursor: zoom-in;
  -webkit-user-select: none; user-select: none;
}
.is-dragging .int-room__image-button{ cursor: grabbing }

.int-room__media{
  display: grid;
  place-items: center;
  overflow: visible;
}
.int-room__img{
  display: block;
  width: auto; height: auto;
  max-width: var(--img-mw, 60vw);
  max-height: var(--img-mh, 60dvh);
  object-fit: contain;
  -webkit-user-drag: none;
  user-select: none;
  pointer-events: none; /* el botón captura el click */
  transition: transform var(--int-dur-l) var(--int-ease);
}
.int-room__image-button:hover .int-room__img{ transform: scale(1.008) }

/* Escalas por layout */
.int-room[data-layout="feature"]{ --img-mw: 86vw; --img-mh: 80dvh }
.int-room[data-layout="large"]  { --img-mw: 68vw; --img-mh: 70dvh }
.int-room[data-layout="medium"] { --img-mw: 50vw; --img-mh: 58dvh }
.int-room[data-layout="small"]  { --img-mw: 34vw; --img-mh: 44dvh }

/* Meta */
.int-room__meta{
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0 var(--int-space-3);
  align-items: baseline;
  width: 100%;
  max-width: 56ch;
  padding: 0 2px;
}
.int-room__num{
  font-family: var(--int-mono);
  font-size: 10px; color: var(--int-mute);
  letter-spacing: .12em;
  font-variant-numeric: tabular-nums;
}
.int-room__text{ min-width: 0 }
.int-room__title{
  margin: 0;
  font-size: clamp(14px, 1.4vw, 17px);
  font-weight: 500;
  letter-spacing: -.005em;
  line-height: 1.3;
}
.int-room__artist{
  margin: 2px 0 0;
  font-size: 12px; color: var(--int-mute);
  letter-spacing: .03em;
}
.int-room__year{
  font-size: 11px; color: var(--int-mute);
  letter-spacing: .08em;
  font-variant-numeric: tabular-nums;
}

/* Ver ficha — botón sobrio con target táctil real */
.int-room__sheet-button{
  align-self: flex-start;
  min-height: 44px;
  padding: 12px 0;
  border: 0;
  border-bottom: 1px solid var(--int-line-2);
  background: transparent;
  font: inherit;
  cursor: pointer;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--int-ink-3);
  transition: color var(--int-dur-s) var(--int-ease),
              border-color var(--int-dur-s) var(--int-ease);
}
.int-room__sheet-button:hover,
.int-room__sheet-button:focus-visible{
  color: var(--int-ink);
  border-bottom-color: var(--int-ink);
}

/* Back-to-hall */
.int-backtohall{
  position: fixed;
  left: 50%;
  bottom: clamp(20px, 4vh, 40px);
  transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: var(--int-space-2);
  padding: 10px 18px;
  font-size: 12px; letter-spacing: .04em;
  background: var(--int-bg-card);
  border: 1px solid var(--int-line-2);
  border-radius: 999px;
  z-index: 25;
  box-shadow: 0 4px 24px rgba(10,10,10,.04);
  opacity: 0; pointer-events: none;
  transition: opacity var(--int-dur) var(--int-ease),
              border-color var(--int-dur-s) var(--int-ease);
}
.int-backtohall:hover{ border-color: var(--int-ink) }
[data-stage="track"][data-view="recorrido"] .int-backtohall:not([hidden]){
  opacity: 1; pointer-events: auto;
}

/* ===== ARCHIVO ===== */
[data-view="recorrido"] .int-archivo{ display: none }
.int-archivo{
  max-width: var(--int-max);
  margin: 0 auto;
  padding: clamp(40px, 6vw, 96px) var(--int-pad) clamp(80px, 8vw, 144px);
}
.int-archivo__head{
  display: grid; gap: var(--int-space-2);
  padding-bottom: var(--int-space-5);
  border-bottom: 1px solid var(--int-line-2);
  margin-bottom: var(--int-space-2);
}
.int-archivo__title{
  margin: 0;
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 500; letter-spacing: -.015em;
}
.int-archivo__count{
  margin: 0;
  font-size: 11px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--int-mute);
}
.int-archivo__list{ display: grid }
.int-archivo__row{
  display: grid;
  grid-template-columns: 56px 88px 1fr 1fr 80px 100px;
  gap: var(--int-space-3);
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--int-line);
  text-align: left;
  width: 100%;
  transition: background var(--int-dur-s) var(--int-ease),
              padding var(--int-dur-s) var(--int-ease);
}
.int-archivo__row:hover{
  background: var(--int-bg-soft);
  padding-left: 12px; padding-right: 12px;
}
.int-archivo__num{
  font-family: var(--int-mono);
  font-size: 11px; color: var(--int-mute);
  letter-spacing: .08em;
}
.int-archivo__thumb{
  width: 88px; height: 60px;
  background: var(--int-bg-soft);
  display: grid; place-items: center;
  overflow: hidden;
}
.int-archivo__thumb img{ width: 100%; height: 100%; object-fit: contain }
.int-archivo__rowtitle{
  margin: 0;
  font-size: 14px; font-weight: 500; letter-spacing: -.005em;
}
.int-archivo__rowartist{
  font-size: 12px; color: var(--int-ink-3); letter-spacing: .03em;
}
.int-archivo__rowyear{
  font-size: 12px; color: var(--int-mute);
  font-variant-numeric: tabular-nums;
}
.int-archivo__rowaction{
  font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--int-ink-3); text-align: right;
}

.int-empty{
  text-align: center; color: var(--int-mute);
  font-size: 14px; padding: var(--int-space-6) var(--int-space-4);
}

/* ===== Footer ===== */
.int-footer{
  margin-top: auto;
  border-top: 1px solid var(--int-line);
  background: var(--int-bg-card);
}
[data-view="recorrido"] .int-footer{ display: none }
.int-footer__inner{
  max-width: var(--int-max);
  margin: 0 auto;
  padding: var(--int-space-5) var(--int-pad);
  display: flex; flex-wrap: wrap; gap: var(--int-space-3);
  align-items: center;
  font-size: 12px; color: var(--int-mute);
  letter-spacing: .04em;
}
.int-footer strong{ color: var(--int-ink); font-weight: 600 }
.int-footer a{
  color: var(--int-ink-3);
  border-bottom: 1px solid var(--int-line);
  padding-bottom: 1px;
}
.int-footer a:hover{ color: var(--int-ink); border-bottom-color: var(--int-ink) }
.int-footer__sep{ opacity:.5 }

/* ===== About panel ===== */
.int-about-panel{ position: fixed; inset: 0; z-index: 90; display: none }
.int-about-panel.is-open{ display: block }
.int-about-panel__backdrop{
  position: absolute; inset: 0;
  background: rgba(10,10,10,.32);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: int-fadein var(--int-dur) var(--int-ease);
}
.int-about-panel__card{
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(520px, 92vw);
  background: var(--int-bg-card);
  border-left: 1px solid var(--int-line);
  display: grid;
  grid-template-rows: auto 1fr auto;
  animation: int-slide-in var(--int-dur) var(--int-ease-out);
}
@keyframes int-fadein  { from{ opacity: 0 } to{ opacity: 1 } }
@keyframes int-slide-in{ from{ transform: translateX(100%) } to{ transform: translateX(0) } }

.int-about-panel__head{
  padding: var(--int-space-4) 28px;
  border-bottom: 1px solid var(--int-line);
  display: grid; grid-template-columns: 1fr auto;
  align-items: end; gap: var(--int-space-3);
}
.int-about-panel__head h2{
  margin: 0;
  font-size: 20px; font-weight: 500; letter-spacing: -.005em;
  grid-column: 1;
}
.int-about-panel__head .int-eyebrow{ margin-bottom: 6px }
.int-about-panel__head .int-iconbtn{ grid-column: 2; grid-row: 1 / span 2 }
.int-about-panel__body{
  padding: 28px;
  overflow-y: auto; overscroll-behavior: contain;
  font-size: 15px; line-height: 1.65;
  color: var(--int-ink-2);
  display: grid; gap: 18px;
  max-width: 64ch;
}
.int-about-panel__body p{ margin: 0 }
.int-about-panel__foot{
  padding: 18px 28px;
  border-top: 1px solid var(--int-line);
  font-size: 13px;
}

/* ===== Viewer ===== */
.int-viewer{ position: fixed; inset: 0; z-index: 100; display: none }
.int-viewer.is-open{ display: block }
.int-viewer__backdrop{ position: absolute; inset: 0; background: rgba(255,255,255,.98) }
.int-viewer__shell{
  position: absolute; inset: 0;
  display: grid; grid-template-rows: auto auto 1fr;
  background: var(--int-bg);
  padding-top: env(safe-area-inset-top);
  transition: opacity var(--int-dur) var(--int-ease);
}

.int-viewer__top{
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center; gap: var(--int-space-3);
  padding: var(--int-space-3) var(--int-pad-tight);
  border-bottom: 1px solid var(--int-line);
  background: var(--int-bg);
  position: relative; z-index: 2;
}
.int-viewer__meta{ display: grid; gap: 2px; min-width: 0 }
.int-viewer__count{
  font-family: var(--int-mono);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--int-mute); font-variant-numeric: tabular-nums;
}
.int-viewer__title{
  margin: 0;
  font-size: 15px; font-weight: 500; letter-spacing: -.005em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.int-viewer__artist{
  margin: 0;
  font-size: 12px; color: var(--int-mute);
  letter-spacing: .03em;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.int-viewer__actions{ display: flex; gap: var(--int-space-1); align-items: center }

.int-viewer__progress{
  height: 1px; background: var(--int-line);
  position: relative; z-index: 2;
}
.int-viewer__progress-bar{
  height: 100%; background: var(--int-ink);
  width: 0%; transition: width var(--int-dur) var(--int-ease);
}

.int-iconbtn{
  min-width: 44px; min-height: 44px;
  display: grid; place-items: center;
  border: 1px solid var(--int-line);
  font-size: 18px; line-height: 1;
  background: var(--int-bg-card);
  transition: border-color var(--int-dur-s) var(--int-ease),
              background var(--int-dur-s) var(--int-ease),
              color var(--int-dur-s) var(--int-ease);
}
.int-iconbtn:hover{ border-color: var(--int-ink); background: var(--int-bg-soft) }
.int-iconbtn:disabled{ opacity: .25; cursor: not-allowed }

.int-viewer__stage{
  position: relative;
  display: grid;
  grid-template-columns: 80px 1fr 80px;
  align-items: center;
  padding: clamp(24px, 4vw, 56px) clamp(20px, 4vw, 48px);
  min-height: 0; overflow: hidden;
}
.int-iconbtn--nav{
  width: 52px; height: 52px;
  border-radius: 50%;
  justify-self: center;
  transition: border-color var(--int-dur-s) var(--int-ease),
              background var(--int-dur-s) var(--int-ease),
              transform var(--int-dur) var(--int-ease);
}
.int-iconbtn--prev:hover{ transform: translateX(-3px) }
.int-iconbtn--next:hover{ transform: translateX( 3px) }

.int-viewer__figure{
  margin: 0; position: relative;
  min-width: 0; min-height: 0;
  width: 100%; height: 100%;
  display: grid; place-items: center;
}
.int-viewer__img{
  max-width: 100%;
  max-height: calc(100dvh - 220px);
  width: auto; height: auto;
  object-fit: contain;
  transition: opacity var(--int-dur) var(--int-ease);
}
.int-viewer__img.is-loading{ opacity: 0 }
.int-viewer__spinner{
  position: absolute;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--int-line-2);
  border-top-color: var(--int-ink);
  animation: int-spin .9s linear infinite;
  opacity: 0; pointer-events: none;
  transition: opacity var(--int-dur) var(--int-ease);
}
.int-viewer.is-loading .int-viewer__spinner{ opacity: 1 }
@keyframes int-spin{ to { transform: rotate(360deg) } }
@media (prefers-reduced-motion: reduce){ .int-viewer__spinner{ animation: none } }

/* Contemplar */
.int-viewer.is-contemplate .int-viewer__shell{ background: var(--int-bg); display: block }
.int-viewer.is-contemplate .int-viewer__top,
.int-viewer.is-contemplate .int-viewer__progress,
.int-viewer.is-contemplate .int-iconbtn--nav,
.int-viewer.is-contemplate .int-sheet{ display: none !important }
.int-viewer.is-contemplate .int-viewer__stage{
  position: absolute; inset: 0;
  padding: clamp(40px, 4vw, 56px);
  padding-top: max(clamp(40px, 4vw, 56px), env(safe-area-inset-top));
  padding-right: max(clamp(40px, 4vw, 56px), env(safe-area-inset-right));
  padding-bottom: max(clamp(40px, 4vw, 56px), env(safe-area-inset-bottom));
  padding-left: max(clamp(40px, 4vw, 56px), env(safe-area-inset-left));
  grid-template-columns: 1fr;
  display: grid; place-items: center;
  overflow: hidden;
}
.int-viewer.is-contemplate .int-viewer__figure{
  position: absolute; inset: 0;
  width: auto; height: auto;
  display: block;
}
.int-viewer.is-contemplate .int-viewer__img{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  max-width: 100%; max-height: 100%;
  object-fit: contain;
  animation: int-contemplate-in var(--int-dur) var(--int-ease-out);
}
@keyframes int-contemplate-in{
  from{ opacity: .85; transform: scale(.985) }
  to  { opacity: 1;   transform: scale(1)    }
}
@media (prefers-reduced-motion: reduce){
  .int-viewer.is-contemplate .int-viewer__img{ animation: none }
}
.int-contemplate-exit{
  position: absolute;
  top: max(16px, env(safe-area-inset-top, 0px));
  right: max(16px, env(safe-area-inset-right, 0px));
  width: 44px; height: 44px;
  display: none; place-items: center;
  border: 1px solid var(--int-line-2);
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 50%;
  font-size: 18px; color: var(--int-ink);
  z-index: 5;
  transition: border-color var(--int-dur-s) var(--int-ease),
              background var(--int-dur-s) var(--int-ease);
}
.int-viewer.is-contemplate .int-contemplate-exit{ display: grid }
.int-contemplate-exit:hover{ border-color: var(--int-ink); background: #fff }

/* Sheet */
.int-sheet{
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(460px, 92vw);
  background: var(--int-bg-card);
  border-left: 1px solid var(--int-line);
  overflow: hidden;
  display: grid; grid-template-rows: auto 1fr;
  transform: translateX(100%);
  transition: transform var(--int-dur) var(--int-ease-out);
  z-index: 3;
}
.int-viewer.is-sheet-open .int-sheet{ transform: translateX(0) }
.int-sheet__handle{ display: none }
.int-sheet__head{
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--int-space-3);
  padding: 18px 22px 14px;
  border-bottom: 1px solid var(--int-line);
  background: var(--int-bg-card);
  z-index: 2;
}
.int-sheet__head-text{ display: grid; gap: 2px }
.int-sheet__head .int-eyebrow{ margin: 0 }
.int-sheet__num{
  margin: 0;
  font-family: var(--int-mono);
  font-size: 11px; color: var(--int-ink);
  letter-spacing: .12em;
  font-variant-numeric: tabular-nums;
}
.int-sheet__body{
  overflow-y: auto; overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  display: flex; flex-direction: column;
}
.int-sheet__section{
  padding: 26px 22px;
  border-top: 1px solid var(--int-line);
}
.int-sheet__section:first-of-type{ border-top: none }
.int-sheet__work-title{
  margin: 0 0 4px;
  font-size: 24px; font-weight: 500;
  letter-spacing: -.018em; line-height: 1.18;
}
.int-sheet__work-artist{
  margin: 0 0 var(--int-space-3);
  font-size: 13px; color: var(--int-ink-3);
  letter-spacing: .03em;
}
.int-sheet__data{ margin: 0; display: grid; font-size: 13px }
.int-sheet__data > div{
  display: grid; grid-template-columns: 96px 1fr; gap: var(--int-space-3);
  padding: 12px 0; border-top: 1px solid var(--int-line);
}
.int-sheet__data > div:first-child{ border-top: none; padding-top: 0 }
.int-sheet__data dt{
  font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--int-mute); margin: 3px 0 0; font-weight: 500;
}
.int-sheet__data dd{ margin: 0; color: var(--int-ink); line-height: 1.55; word-wrap: break-word }
.int-sheet__data--inline{
  display: flex; flex-wrap: wrap; gap: 16px 22px; margin-top: 4px;
}
.int-sheet__data--inline > div{
  border: none; padding: 0; display: grid; gap: 2px; grid-template-columns: none;
}
.int-sheet__data--inline dt{
  font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--int-mute); margin: 0; font-weight: 500;
}
.int-sheet__data--inline dd{ font-size: 13px; color: var(--int-ink); letter-spacing: -.005em }
.int-sheet__description{
  margin: 0;
  font-size: 14px; line-height: 1.7; color: var(--int-ink-2);
  max-width: 56ch;
}
.int-sheet__curator{
  margin: var(--int-space-3) 0 0;
  font-size: 13px; font-style: italic; color: var(--int-ink-3);
  line-height: 1.65;
  padding-top: var(--int-space-3);
  border-top: 1px dashed var(--int-line-2);
  max-width: 56ch;
}
.int-sheet__credit{
  margin: var(--int-space-3) 0 0;
  font-size: 11px; color: var(--int-mute);
  letter-spacing: .04em;
}

/* Artista */
.int-artist{
  padding: 28px 22px 32px;
  border-top: 1px solid var(--int-line);
  background: var(--int-bg-soft);
}
.int-artist .int-eyebrow{ margin-bottom: var(--int-space-3) }
.int-artist__head{
  display: grid; grid-template-columns: 60px 1fr;
  gap: 16px; align-items: center;
  margin-bottom: 18px;
}
.int-artist__avatar{
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--int-ink); color: var(--int-bg-card);
  display: grid; place-items: center;
  font-size: 18px; font-weight: 600; letter-spacing: .02em;
  background-size: cover; background-position: center;
}
.int-artist__ident{ min-width: 0 }
.int-artist__name{
  margin: 0; font-size: 18px; font-weight: 500;
  letter-spacing: -.005em;
}
.int-artist__location{
  margin: 3px 0 0; font-size: 12px; color: var(--int-mute);
  letter-spacing: .04em;
}
.int-artist__count{
  margin: 3px 0 0; font-size: 11px; color: var(--int-ink-3);
  letter-spacing: .04em;
}
.int-artist__bio{
  margin: 0 0 18px; font-size: 13.5px; line-height: 1.7;
  color: var(--int-ink-2); max-width: 56ch;
}
.int-artist__primary{
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--int-space-2);
}
.int-actionbtn{
  display: inline-flex; align-items: center; justify-content: space-between;
  gap: var(--int-space-2); min-height: 44px;
  padding: 12px 16px;
  background: var(--int-bg-card);
  border: 1px solid var(--int-line-2);
  color: var(--int-ink);
  font-size: 13px; letter-spacing: .02em;
  transition: border-color var(--int-dur-s) var(--int-ease),
              background var(--int-dur-s) var(--int-ease),
              color var(--int-dur-s) var(--int-ease);
}
.int-actionbtn:hover{
  border-color: var(--int-ink);
  background: var(--int-ink);
  color: var(--int-bg-card);
}
.int-actionbtn[hidden]{ display: none }
.int-artist__nocontact{
  margin: 0;
  font-size: 12px; color: var(--int-mute);
  letter-spacing: .02em; font-style: italic;
}

/* ===== Responsive ===== */
@media (max-width: 1100px){
  .int-hall__inner{
    grid-template-columns: 1fr;
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }
  .int-hall__curatorial{
    padding-left: 0;
    border-left: none;
    border-top: 1px solid var(--int-line);
    padding-top: clamp(24px, 4vw, 40px);
  }
}

@media (max-width: 860px){
  .int-header__inner{
    grid-template-columns: 1fr auto;
    flex-wrap: wrap;
    padding: var(--int-space-3) var(--int-pad-tight);
  }
  .int-brand{ flex-direction: column; align-items: flex-start; gap: 2px }
  .int-brand__sub{ font-size: 10px; letter-spacing: .14em }
  .int-viewswitch{
    grid-column: 1 / -1;
    justify-self: center;
    margin-top: 4px;
    order: 3;
  }
  .int-viewswitch__btn{ padding: 6px 14px; font-size: 11px; min-height: 32px }
  .int-header__nav{ font-size: 12px }

  .int-recorrido__rooms{
    padding: clamp(12px, 2vh, 24px) clamp(20px, 6vw, 56px);
    gap: clamp(28px, 4vw, 48px);
  }
  .int-room[data-layout="feature"]{ --img-mw: 88vw; --img-mh: 64dvh }
  .int-room[data-layout="large"]  { --img-mw: 80vw; --img-mh: 58dvh }
  .int-room[data-layout="medium"] { --img-mw: 68vw; --img-mh: 50dvh }
  .int-room[data-layout="small"]  { --img-mw: 52vw; --img-mh: 40dvh }
  .int-room[data-position="top"], .int-room[data-position="bottom"]{
    justify-content: center; padding-top: 0; padding-bottom: 0;
  }

  .int-viewer__stage{ grid-template-columns: 1fr; padding: 16px }
  .int-iconbtn--nav{ display: none }
  .int-viewer__img{ max-height: calc(100dvh - 180px) }

  .int-sheet{
    width: 100%;
    top: auto; left: 0; bottom: 0;
    height: 84dvh;
    border-left: none;
    border-top: 1px solid var(--int-line);
    transform: translateY(100%);
    grid-template-rows: auto 1fr;
    padding-bottom: env(safe-area-inset-bottom);
  }
  .int-viewer.is-sheet-open .int-sheet{ transform: translateY(0) }
  .int-sheet__handle{
    display: block;
    width: 44px; height: 4px;
    background: var(--int-line-3);
    border-radius: 2px;
    margin: 10px auto 4px;
  }
  .int-sheet__head{ padding-top: 8px }
  .int-artist__primary{ grid-template-columns: 1fr }

  .int-archivo__row{
    grid-template-columns: 44px 64px 1fr auto;
    grid-template-rows: auto auto;
    gap: 8px 12px;
    padding: var(--int-space-3) 0;
  }
  .int-archivo__thumb{ width: 64px; height: 48px }
  .int-archivo__rowartist{ grid-column: 3 / 4 }
  .int-archivo__rowyear,
  .int-archivo__rowaction{ display: none }
}

@media (max-width: 520px){
  .int-header__nav{ gap: 0 }
  .int-header__nav .int-link{ padding: 8px; font-size: 12px }
  .int-hall__mark{ font-size: clamp(72px, 22vw, 160px) }
  .int-hall__meta{ flex-wrap: wrap; gap: var(--int-space-4) }
  .int-viewer__top{ padding: 12px 14px }
  .int-viewer__title{ font-size: 13px }
  .int-sheet__data > div{ grid-template-columns: 1fr; gap: 4px }
  .int-sheet__work-title{ font-size: 22px }
}

/* Landscape móvil */
@media (max-height: 480px) and (orientation: landscape){
  .int-viewer.is-contemplate .int-viewer__stage{
    padding: 16px;
    padding-top: max(16px, env(safe-area-inset-top));
    padding-right: max(16px, env(safe-area-inset-right));
    padding-bottom: max(16px, env(safe-area-inset-bottom));
    padding-left: max(16px, env(safe-area-inset-left));
  }
  .int-contemplate-exit{
    top: max(8px, env(safe-area-inset-top, 0px));
    right: max(8px, env(safe-area-inset-right, 0px));
  }
  .int-room[data-layout="feature"]{ --img-mw: 90vw; --img-mh: 72dvh }
  .int-room[data-layout="large"]  { --img-mw: 74vw; --img-mh: 66dvh }
}

/* Motion */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}