/*
 * Expedientes de obra (fx-expedientes.js): filtros, rejilla de carpetas técnicas,
 * expediente abierto (dialog), comparador antes/después, galería y visor.
 */

/* ---------- Utilidades del módulo ---------- */
.exp-sr { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.exp-ico { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }
html.exp-bloqueo, html.exp-bloqueo body { overflow: hidden; }

.exp { max-width: calc(var(--max) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }

.exp-boton {
  display: inline-flex; align-items: center; gap: .6em; min-height: 46px; padding: 10px 20px;
  border: 1px solid var(--line-fuerte); background: transparent; color: var(--text);
  font-family: var(--f-titulo); font-weight: 700; font-size: 1rem; letter-spacing: .06em; text-transform: uppercase;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: background var(--t-rapido), color var(--t-rapido), border-color var(--t-rapido);
}
.exp-boton--rojo { background: var(--rojo); border-color: var(--rojo); color: #fff; }
.exp-boton--rojo:hover { background: var(--rojo-2); border-color: var(--rojo-2); }
.exp-boton--linea:hover { border-color: var(--acento); color: var(--acento); }

/* Duotono navy → color real */
.exp-duo { position: relative; overflow: hidden; background: var(--navy); }
.exp-duo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.1) brightness(.95); mix-blend-mode: luminosity; opacity: .9; transition: filter var(--t-lento) var(--ease), opacity var(--t-lento), transform var(--t-lento) var(--ease); }
.exp-duo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(160deg, rgba(92,200,255,.18), rgba(0,28,59,.35)); mix-blend-mode: multiply; transition: opacity var(--t-lento); pointer-events: none; }

.exp-tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
.exp-tag { padding: 3px 8px; border: 1px solid var(--line-fuerte); font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .1em; text-transform: uppercase; color: var(--text-2); }
.exp-tag--mas { border-style: dashed; }

/* ---------- Barra de filtros ---------- */
.exp-barra { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 28px; padding-bottom: 20px; margin-bottom: 28px; border-bottom: 1px solid var(--line-fuerte); }
.exp-filtros { display: flex; flex-wrap: wrap; gap: 8px; }
.exp-chip {
  display: inline-flex; align-items: center; gap: 8px; min-height: 38px; padding: 6px 12px;
  background: transparent; border: 1px solid var(--line-fuerte); color: var(--text);
  font-family: var(--f-titulo); font-weight: 600; font-size: .95rem; letter-spacing: .05em; text-transform: uppercase;
  transition: background var(--t-rapido), border-color var(--t-rapido), color var(--t-rapido);
}
.exp-chip:hover { border-color: var(--acento); }
.exp-chip[aria-pressed="true"] { background: var(--text); border-color: var(--text); color: var(--bg); }
.exp-chip__n { font-family: var(--f-mono); font-size: var(--fs-dato-s); padding: 1px 6px; background: var(--surface-2); color: var(--text-2); border-radius: 99px; }
.exp-chip[aria-pressed="true"] .exp-chip__n { background: var(--acento); color: #fff; }
.exp-barra__lado { display: flex; align-items: center; gap: 20px; }
.exp-cliente { display: flex; align-items: center; gap: 10px; }
.exp-cliente__etq { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); }
.exp-cliente__caja { position: relative; display: inline-flex; align-items: center; }
.exp-cliente__sel { appearance: none; min-height: 38px; padding: 6px 34px 6px 12px; border: 1px solid var(--line-fuerte); background: var(--surface); color: var(--text); border-radius: 0; font-family: var(--f-texto); font-size: .92rem; }
.exp-cliente__caja svg { position: absolute; right: 10px; width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; pointer-events: none; }
.exp-contador { font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .14em; text-transform: uppercase; color: var(--acento); white-space: nowrap; }

.exp-vacio { display: grid; justify-items: start; gap: 14px; padding: 36px; border: 1px dashed var(--line-fuerte); margin-bottom: 24px; }
.exp-vacio[hidden] { display: none; }

/* ---------- Rejilla de carpetas ---------- */
.exp-rejilla { position: relative; display: grid; grid-template-columns: repeat(12, 1fr); gap: clamp(18px, 2.2vw, 30px); }
.exp-card { grid-column: span 4; position: relative; display: flex; flex-direction: column; min-width: 0; }
.exp-card.is-destacado { grid-column: span 6; }
.exp-card__pestana {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 10px;
  padding: 7px 22px 6px 12px; background: var(--surface); border: 1px solid var(--line); border-bottom: 0;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 100%, 0 100%);
  font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .12em; text-transform: uppercase;
}
.exp-card__folio { color: var(--acento); font-weight: 500; }
.exp-card__marca { color: var(--text-muted); }
.exp-card__cuerpo {
  flex: 1; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line);
  box-shadow: var(--sombra); transition: box-shadow var(--t-medio) var(--ease), transform var(--t-medio) var(--ease), border-color var(--t-medio);
}
.exp-card:hover .exp-card__cuerpo, .exp-card:focus-within .exp-card__cuerpo { box-shadow: var(--sombra-2); transform: translateY(-3px); border-color: var(--line-fuerte); }
.exp-card__lamina {
  position: relative; margin: 10px 10px 0; min-height: 170px; padding: 16px;
  display: grid; place-items: center;
  background-color: var(--plano-bg);
  background-image: linear-gradient(var(--plano-grid) 1px, transparent 1px), linear-gradient(90deg, var(--plano-grid) 1px, transparent 1px);
  background-size: 18px 18px;
}
.exp-card__foto { display: block; position: relative; width: 100%; border: 5px solid #fff; box-shadow: 0 10px 26px rgba(0,0,0,.45); transform: rotate(-.6deg); transition: transform var(--t-medio) var(--ease); }
.exp-card:nth-child(even) .exp-card__foto { transform: rotate(.6deg); }
.exp-card:hover .exp-card__foto { transform: rotate(0) scale(1.02); }
.exp-card:hover .exp-duo img, .exp-card:focus-within .exp-duo img { filter: none; mix-blend-mode: normal; opacity: 1; transform: scale(1.03); }
.exp-card:hover .exp-duo::after, .exp-card:focus-within .exp-duo::after { opacity: 0; }
.exp-card__nfotos { position: absolute; right: 8px; bottom: 8px; padding: 3px 8px; background: rgba(0,20,43,.82); color: #fff; font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .1em; text-transform: uppercase; }
.exp-card__sinfoto { position: absolute; inset: 0; display: grid; place-items: center; background: var(--navy); color: var(--plano-muted); font-family: var(--f-mono); font-size: var(--fs-dato); }
.exp-card__info { flex: 1; display: flex; flex-direction: column; gap: 10px; padding: 16px 18px 16px; }
.exp-card__meta { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.exp-card__titulo { font-family: var(--f-titulo); font-weight: 800; font-size: clamp(1.3rem, 1.1rem + .7vw, 1.7rem); line-height: 1.02; text-transform: uppercase; letter-spacing: .01em; }
.exp-card.is-destacado .exp-card__titulo { font-size: clamp(1.5rem, 1.2rem + 1.1vw, 2.2rem); }
.exp-card__enlace { text-decoration: none; }
.exp-card__enlace::after { content: ""; position: absolute; inset: 0; z-index: 1; }
.exp-card__enlace:focus-visible { outline: none; }
.exp-card:has(.exp-card__enlace:focus-visible) .exp-card__cuerpo { outline: 2px solid var(--foco); outline-offset: 3px; }
.exp-card__resumen { font-size: var(--fs-small); color: var(--text-2); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.exp-card__tira { display: flex; gap: 4px; }
.exp-card__tira img { width: 44px; height: 32px; object-fit: cover; }
.exp-card__tira-mas { display: grid; place-items: center; min-width: 44px; height: 32px; padding: 0 6px; border: 1px dashed var(--line-fuerte); font-family: var(--f-mono); font-size: var(--fs-dato-s); color: var(--text-muted); }
.exp-card__pie { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); }
.exp-card__ind { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.exp-card__abrir { display: inline-flex; align-items: center; gap: 8px; flex: none; min-height: 34px; padding: 6px 12px; background: var(--text); color: var(--bg); font-family: var(--f-titulo); font-weight: 700; font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; white-space: nowrap; transition: background var(--t-rapido), transform var(--t-medio) var(--ease); }
.exp-card:hover .exp-card__abrir { background: var(--acento); color: #fff; transform: translateX(3px); }
.exp-card__abrir .exp-ico { width: 16px; height: 16px; }

.exp-card--blanco .exp-card__cuerpo { background: transparent; border: 1px dashed var(--line-fuerte); box-shadow: none; }
.exp-card--blanco .exp-card__lamina { display: grid; place-items: center; background-color: var(--plano-bg); background-image: linear-gradient(var(--plano-grid) 1px, transparent 1px), linear-gradient(90deg, var(--plano-grid) 1px, transparent 1px); background-size: 20px 20px; color: var(--cianotipo); }
.exp-card--blanco .exp-card__lamina svg { width: 40%; height: auto; fill: none; stroke: currentColor; stroke-width: 1.2; }
.exp-card--blanco .exp-card__lamina svg text { fill: var(--chispa); stroke: none; font-family: var(--f-titulo); font-weight: 800; }

.exp-fantasma { pointer-events: none; }

@media (max-width: 1024px) {
  .exp-card, .exp-card.is-destacado { grid-column: span 6; }
}
@media (max-width: 640px) {
  .exp-card, .exp-card.is-destacado { grid-column: 1 / -1; }
  .exp-barra { align-items: flex-start; }
  .exp-barra__lado { width: 100%; justify-content: space-between; }
}

/* ---------- Expediente abierto (dialog) ---------- */
.exp-dlg, .exp-lb {
  width: 100%; max-width: none; height: 100%; max-height: none; margin: 0; padding: 0; border: 0;
  background-color: var(--plano-bg); color: var(--text);
  background-image: linear-gradient(var(--plano-grid) 1px, transparent 1px), linear-gradient(90deg, var(--plano-grid) 1px, transparent 1px);
  background-size: 32px 32px;
  overflow: auto; overscroll-behavior: contain;
}
.exp-dlg:not([open]), .exp-lb:not([open]) { display: none; }
.exp-dlg.is-simple, .exp-lb.is-simple { position: fixed; inset: 0; z-index: var(--z-modal); }
.exp-dlg::backdrop, .exp-lb::backdrop { background: rgba(0, 10, 22, .7); }

@keyframes exp-entra { from { clip-path: polygon(0 0, 100% 0, 100% 0, 0 0); } to { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); } }

.exp-dlg__barra, .exp-lb__barra {
  position: sticky; top: 0; z-index: 3; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px var(--gutter); background: color-mix(in srgb, var(--plano-bg) 90%, transparent);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.exp-dlg__ruta, .exp-lb__cuenta { display: flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.exp-dlg__folio { color: var(--chispa); font-weight: 500; }
.exp-dlg__cerrar { display: inline-flex; align-items: center; gap: 10px; min-height: 42px; padding: 6px 14px; background: transparent; border: 1px solid var(--line-fuerte); color: var(--text); font-family: var(--f-titulo); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.exp-dlg__cerrar:hover { border-color: var(--rojo-2); color: #fff; background: var(--rojo); }
.exp-dlg__kbd { padding: 1px 6px; border: 1px solid currentColor; border-radius: 3px; font-family: var(--f-mono); font-size: var(--fs-dato-s); opacity: .7; }
@media (max-width: 640px) { .exp-dlg__kbd, .exp-dlg__ruta-sec, .exp-dlg__ruta-sep { display: none; } }

.exp-dlg__contenido { max-width: calc(1180px + var(--gutter) * 2); margin-inline: auto; padding: clamp(28px, 4vw, 56px) var(--gutter) 72px; display: grid; gap: clamp(40px, 5vw, 64px); }

.exp-h3 { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-family: var(--f-titulo); font-weight: 800; font-size: var(--fs-h3); letter-spacing: .04em; text-transform: uppercase; }
.exp-h3::before { content: ""; width: 10px; height: 10px; background: var(--rojo-2); transform: rotate(45deg); flex: none; }
.exp-seccion-cab { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 20px; margin-bottom: 18px; }
.exp-seccion-cab .exp-h3 { margin-bottom: 0; }
.exp-seccion-nota { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); }

.exp-cab { display: grid; grid-template-columns: 1fr minmax(260px, 340px); gap: clamp(24px, 4vw, 56px); align-items: end; padding-bottom: 28px; border-bottom: 2px solid var(--line-fuerte); }
.exp-cab__izq { display: grid; gap: 16px; justify-items: start; }
.exp-cab__folio { display: flex; align-items: center; gap: 12px; font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .14em; text-transform: uppercase; }
.exp-cab__folio-n { padding: 3px 8px; background: var(--rojo); color: #fff; }
.exp-cab__folio-t { color: var(--text-muted); }
.exp-cab__titulo { font-family: var(--f-titulo); font-weight: 800; font-size: clamp(2.2rem, 1.4rem + 3.6vw, 4.6rem); line-height: .92; text-transform: uppercase; text-wrap: balance; }
.exp-cota { display: inline-flex; align-items: center; gap: 10px; font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .12em; text-transform: uppercase; color: var(--cianotipo); }
.exp-cota::before, .exp-cota::after { content: ""; width: 40px; height: 9px; background: linear-gradient(currentColor, currentColor) center / 100% 1px no-repeat, linear-gradient(currentColor, currentColor) left / 1px 100% no-repeat, linear-gradient(currentColor, currentColor) right / 1px 100% no-repeat; }
.exp-ficha { display: grid; margin: 0; border: 1px solid var(--line-fuerte); }
.exp-ficha__fila { display: grid; grid-template-columns: 110px 1fr; border-bottom: 1px solid var(--line); }
.exp-ficha__fila:last-child { border-bottom: 0; }
.exp-ficha__k { padding: 9px 12px; border-right: 1px solid var(--line); font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .14em; text-transform: uppercase; color: var(--chispa); }
.exp-ficha__v { margin: 0; padding: 9px 12px; font-size: .92rem; color: var(--text); }

.exp-bloque { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: start; }
.exp-desc__lead { font-size: clamp(1.1rem, 1rem + .4vw, 1.3rem); line-height: 1.5; color: var(--text); }
.exp-desc__txt { margin-top: 14px; color: var(--text-2); }
.exp-desc__lista { margin-top: 18px; }
.exp-desc__lista-t { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.exp-desc__ul { margin: 8px 0 0; padding-left: 18px; color: var(--text-2); }

.exp-hoja { position: relative; padding: 22px; background: rgba(10, 42, 82, .55); border: 1px solid var(--line-fuerte); }
.exp-alcance__cab { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.exp-alcance__cont { font-family: var(--f-mono); font-size: var(--fs-dato); color: var(--chispa); letter-spacing: .1em; }
.exp-alcance__lista { list-style: none; margin: 6px 0 0; padding: 0; display: grid; }
.exp-alcance__item { display: grid; grid-template-columns: 26px 22px 1fr; align-items: start; gap: 10px; padding: 9px 0; border-bottom: 1px dashed var(--line); opacity: .55; transition: opacity var(--t-medio); }
.exp-alcance__item.is-ok { opacity: 1; }
.exp-alcance__n { font-family: var(--f-mono); font-size: var(--fs-dato-s); color: var(--text-muted); padding-top: 3px; }
.exp-alcance__txt { font-size: .95rem; line-height: 1.4; }
.exp-check { width: 20px; height: 20px; fill: none; }
.exp-check__caja { stroke: var(--line-fuerte); stroke-width: 1.4; }
.exp-check__palomita { stroke: var(--cianotipo); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset var(--t-medio) var(--ease-out); }
.is-ok .exp-check__palomita { stroke-dashoffset: 0; }
.is-ok .exp-check__caja { stroke: var(--cianotipo); }
.exp-alcance__sello { position: absolute; right: 18px; bottom: 16px; padding: 6px 12px; border: 3px double var(--rojo-2); color: var(--rojo-2); font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .2em; text-transform: uppercase; transform: rotate(-8deg) scale(1.6); opacity: 0; transition: transform var(--t-medio) var(--ease-out), opacity var(--t-rapido); }
.exp-alcance.is-completo .exp-alcance__sello { opacity: .92; transform: rotate(-8deg) scale(1); }

/* Comparador antes / después */
.exp-comp__mesa { display: grid; place-items: center; padding: clamp(14px, 2vw, 24px); border: 1px solid var(--line); background: rgba(0,0,0,.18); }
.exp-comp__marco { --p: 50; position: relative; width: 100%; max-width: 760px; overflow: hidden; user-select: none; touch-action: pan-y; background: #000; }
.exp-comp__img { display: block; width: 100%; height: 100%; object-fit: cover; aspect-ratio: inherit; }
.exp-comp__marco > .exp-comp__img { aspect-ratio: 4 / 3; }
.exp-comp__antes { position: absolute; inset: 0; clip-path: inset(0 calc(100% - var(--p) * 1%) 0 0); }
.exp-comp__antes .exp-comp__img { height: 100%; }
.exp-comp__tag { position: absolute; top: 12px; padding: 4px 10px; background: rgba(0,20,43,.85); color: #fff; font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .14em; text-transform: uppercase; pointer-events: none; }
.exp-comp__tag--antes { left: 12px; }
.exp-comp__tag--despues { right: 12px; background: var(--rojo); }
.exp-comp__linea { position: absolute; top: 0; bottom: 0; left: calc(var(--p) * 1%); width: 2px; margin-left: -1px; background: var(--incandescente); box-shadow: 0 0 12px var(--chispa); pointer-events: none; }
.exp-comp__manija { position: absolute; top: 50%; left: calc(var(--p) * 1%); display: grid; place-items: center; width: 46px; height: 46px; margin: -23px 0 0 -23px; border-radius: 50%; background: var(--rojo); color: #fff; border: 2px solid #fff; cursor: ew-resize; box-shadow: 0 4px 16px rgba(0,0,0,.4); }
.exp-comp__marco.is-arrastrando .exp-comp__manija { transform: scale(1.1); }
.exp-comp__pie { margin-top: 10px; font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .1em; color: var(--text-muted); text-align: center; }
.exp-comp__pie-k { color: var(--chispa); }

/* Fases que filtran la galería */
.exp-fases { margin-bottom: 18px; }
.exp-fases__lista { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.exp-fase { display: inline-flex; align-items: center; gap: 8px; min-height: 38px; padding: 6px 12px; background: transparent; border: 1px solid var(--line-fuerte); color: var(--text); font-family: var(--f-titulo); font-weight: 600; letter-spacing: .04em; text-transform: uppercase; font-size: .92rem; }
.exp-fase[aria-pressed="true"] { background: var(--cianotipo); border-color: var(--cianotipo); color: var(--navy); }
.exp-fase__n { font-family: var(--f-mono); font-size: var(--fs-dato-s); opacity: .7; }
.exp-fase__c { font-family: var(--f-mono); font-size: var(--fs-dato-s); padding: 1px 6px; border-radius: 99px; background: rgba(255,255,255,.1); }
.exp-fases__detalle { margin-top: 12px; max-width: 70ch; font-size: .95rem; color: var(--text-2); }

/* Galería en mosaico */
.exp-gal__mosaico { position: relative; display: flex; flex-wrap: wrap; gap: 10px; }
.exp-gal__item {
  --r: 1.33; --w: 300; --k: 0;
  position: relative; flex: var(--r) 1 calc(var(--r) * 150px); max-width: min(100%, calc(var(--w) * 1.6px));
  aspect-ratio: var(--r); padding: 0; border: 0; cursor: zoom-in;
  opacity: 0; transform: translateY(12px);
}
.exp-gal.is-revelada .exp-gal__item, .exp-gal__mosaico.is-revelada .exp-gal__item { opacity: 1; transform: none; transition: opacity var(--t-medio) calc(var(--k) * 35ms), transform var(--t-medio) var(--ease-out) calc(var(--k) * 35ms); }
.exp-gal__item[hidden] { display: none; }
.exp-gal__item:hover img, .exp-gal__item:focus-visible img { filter: none; mix-blend-mode: normal; opacity: 1; }
.exp-gal__item:hover::after, .exp-gal__item:focus-visible::after { opacity: 0; }
.exp-gal__n { position: absolute; left: 6px; top: 6px; z-index: 1; padding: 2px 6px; background: rgba(0,20,43,.85); color: #fff; font-family: var(--f-mono); font-size: var(--fs-dato-s); }
.exp-gal__etapa { position: absolute; right: 6px; bottom: 6px; z-index: 1; padding: 2px 6px; font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .1em; text-transform: uppercase; background: rgba(0,20,43,.85); color: #fff; }
.exp-gal__etapa--terminado { background: var(--rojo); }

/* Video y franja */
.exp-video__slot { aspect-ratio: 16 / 9; max-width: 900px; border: 1px solid var(--line); }
.exp-franja__lista { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); border-top: 1px solid var(--line-fuerte); }
.exp-franja__item { display: flex; gap: 12px; padding: 16px 16px 16px 0; border-bottom: 1px solid var(--line); }
.exp-franja__item svg { width: 26px; height: 26px; flex: none; fill: none; stroke: var(--chispa); stroke-width: 1.5; }
.exp-franja__txt { display: grid; gap: 3px; }
.exp-franja__t { font-family: var(--f-titulo); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.exp-franja__d { font-size: .85rem; color: var(--text-2); line-height: 1.4; }

/* Pie: anterior / siguiente + CTA */
.exp-pie { display: grid; gap: 24px; padding-top: 28px; border-top: 2px solid var(--line-fuerte); }
.exp-pie__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.exp-pie__ir { display: grid; gap: 6px; padding: 14px 16px; background: transparent; border: 1px solid var(--line); color: var(--text); text-align: left; transition: border-color var(--t-rapido), background var(--t-rapido); }
.exp-pie__ir--next { text-align: right; justify-items: end; }
.exp-pie__ir:hover { border-color: var(--cianotipo); background: rgba(92,200,255,.06); }
.exp-pie__ir-k { display: inline-flex; align-items: center; gap: 6px; font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.exp-pie__ir-t { font-family: var(--f-titulo); font-weight: 700; font-size: 1.05rem; text-transform: uppercase; line-height: 1.15; }
.exp-pie__cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; padding: 22px 24px; background: rgba(211, 3, 2, .12); border: 1px solid rgba(240, 38, 31, .45); }
.exp-pie__cta-t { font-family: var(--f-titulo); font-weight: 800; font-size: 1.5rem; text-transform: uppercase; }
.exp-pie__cta-d { color: var(--text-2); font-size: .95rem; }

@media (max-width: 860px) {
  .exp-cab, .exp-bloque { grid-template-columns: 1fr; }
  .exp-pie__nav { grid-template-columns: 1fr; }
  .exp-pie__ir--next { text-align: left; justify-items: start; }
}

/* ---------- Visor (lightbox) ---------- */
.exp-lb { display: flex; flex-direction: column; }
.exp-lb:not([open]) { display: none; }
.exp-lb__escenario { flex: 1; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 20px var(--gutter); min-height: 0; }
.exp-lb__flecha { display: grid; place-items: center; width: 52px; height: 52px; background: transparent; border: 1px solid var(--line-fuerte); color: var(--text); border-radius: 50%; }
.exp-lb__flecha:hover { background: var(--rojo); border-color: var(--rojo); color: #fff; }
.exp-lb__figura { margin: 0; display: grid; justify-items: center; gap: 12px; min-width: 0; }
.exp-lb__lamina { position: relative; padding: 26px; }
.exp-lb__img { display: block; max-width: min(100%, 80vw); max-height: 70vh; width: auto; height: auto; box-shadow: 0 20px 60px rgba(0,0,0,.5); background: #fff; padding: 6px; transition: opacity var(--t-rapido); }
.exp-lb__img.is-cambiando { opacity: .2; }
.exp-lb__cota { position: absolute; display: flex; align-items: center; justify-content: center; color: var(--plano-muted); }
.exp-lb__cota--h { left: 26px; right: 26px; top: 6px; height: 10px; border-left: 1px solid currentColor; border-right: 1px solid currentColor; }
.exp-lb__cota--h::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: currentColor; }
.exp-lb__cota--v { top: 26px; bottom: 26px; right: 6px; width: 10px; border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; }
.exp-lb__cota--v::before { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: currentColor; }
.exp-lb__cota-txt { position: relative; padding: 0 6px; background: var(--plano-bg); font-family: var(--f-mono); font-size: var(--fs-dato-s); }
.exp-lb__cota--v .exp-lb__cota-txt { writing-mode: vertical-rl; padding: 6px 0; }
.exp-lb__pie { display: grid; gap: 4px; max-width: 70ch; text-align: center; }
.exp-lb__meta { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .12em; text-transform: uppercase; color: var(--chispa); }
.exp-lb__txt { color: var(--text-2); font-size: .95rem; }
@media (max-width: 640px) {
  .exp-lb__escenario { grid-template-columns: 1fr; }
  .exp-lb__flecha { position: fixed; bottom: 16px; z-index: 2; }
  .exp-lb__flecha--prev { left: 16px; }
  .exp-lb__flecha--next { right: 16px; }
  .exp-lb__lamina { padding: 18px 18px 0 0; }
}

@media (prefers-reduced-motion: reduce) {
  .exp-gal__item { opacity: 1; transform: none; }
  .exp-dlg.is-entrando { animation: none; }
}

/* ---------- Transición de apertura: escaneo de plano ---------- */
.exp-trans { position: fixed; inset: 0; z-index: 20; display: none; place-items: center; pointer-events: none;
  background-color: var(--plano-bg-2); color: var(--plano-text); }
.exp-dlg.is-trans .exp-trans, .exp-dlg.is-trans-corta .exp-trans { display: grid; }
.exp-trans__reticula { position: absolute; inset: 0;
  background-image: linear-gradient(var(--plano-line) 1px, transparent 1px), linear-gradient(90deg, var(--plano-line) 1px, transparent 1px),
    linear-gradient(var(--plano-grid) 1px, transparent 1px), linear-gradient(90deg, var(--plano-grid) 1px, transparent 1px);
  background-size: 160px 160px, 160px 160px, 32px 32px, 32px 32px; }
.exp-trans__scan { position: absolute; left: 0; right: 0; top: 0; height: 120px;
  background: linear-gradient(transparent, rgba(92, 200, 255, .16) 70%, var(--cianotipo) 99%, #fff);
  box-shadow: 0 10px 30px rgba(92, 200, 255, .35); transform: translateY(-130px); }
.exp-trans__centro { position: relative; display: grid; justify-items: center; gap: 10px; padding: 26px 34px; text-align: center;
  background: rgba(0, 14, 30, .78); border: 1px solid var(--plano-line); min-width: min(420px, 86vw); }
.exp-trans__k { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .22em; text-transform: uppercase; color: var(--chispa); }
.exp-trans__folio { font-family: var(--f-titulo); font-weight: 800; font-size: clamp(2.8rem, 2rem + 3vw, 4.6rem); line-height: .9; letter-spacing: .04em; color: #fff; }
.exp-trans__titulo { max-width: 34ch; font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .1em; text-transform: uppercase; color: var(--plano-muted); }
.exp-trans__barra { position: relative; width: 220px; height: 2px; margin-top: 6px; background: var(--plano-line); overflow: hidden; }
.exp-trans__barra i { position: absolute; inset: 0; background: linear-gradient(90deg, var(--rojo), var(--chispa)); transform: scaleX(0); transform-origin: left; }
.exp-trans__esq { position: absolute; width: 26px; height: 26px; border: 0 solid var(--chispa); }
.exp-trans__esq--tl { left: 18px; top: 18px; border-left-width: 2px; border-top-width: 2px; }
.exp-trans__esq--tr { right: 18px; top: 18px; border-right-width: 2px; border-top-width: 2px; }
.exp-trans__esq--bl { left: 18px; bottom: 18px; border-left-width: 2px; border-bottom-width: 2px; }
.exp-trans__esq--br { right: 18px; bottom: 18px; border-right-width: 2px; border-bottom-width: 2px; }

/* Apertura completa (~1.1 s) */
.exp-dlg.is-trans .exp-trans { animation: exp-trans-sale 1.15s var(--ease) forwards; }
.exp-dlg.is-trans .exp-trans__scan { animation: exp-trans-scan .75s .08s var(--ease) forwards; }
.exp-dlg.is-trans .exp-trans__centro { animation: exp-trans-centro .9s var(--ease-out) both; }
.exp-dlg.is-trans .exp-trans__barra i { animation: exp-trans-barra .7s .1s var(--ease) forwards; }
.exp-dlg.is-trans .exp-dlg__barra { animation: exp-trans-bloque .5s .82s var(--ease-out) both; }
.exp-dlg.is-trans .exp-dlg__contenido > * { animation: exp-trans-bloque .6s calc(.86s + var(--i, 0) * 70ms) var(--ease-out) both; }
/* Entre expedientes (~0.6 s) */
.exp-dlg.is-trans-corta .exp-trans { animation: exp-trans-sale .6s var(--ease) forwards; }
.exp-dlg.is-trans-corta .exp-trans__scan { animation: exp-trans-scan .4s var(--ease) forwards; }
.exp-dlg.is-trans-corta .exp-trans__barra i { animation: exp-trans-barra .38s var(--ease) forwards; }
.exp-dlg.is-trans-corta .exp-dlg__contenido > * { animation: exp-trans-bloque .5s calc(.42s + var(--i, 0) * 50ms) var(--ease-out) both; }

@keyframes exp-trans-scan { from { transform: translateY(-130px); } to { transform: translateY(100vh); } }
@keyframes exp-trans-barra { to { transform: scaleX(1); } }
@keyframes exp-trans-centro {
  0% { opacity: 0; transform: scale(.96); letter-spacing: .3em; }
  25%, 70% { opacity: 1; transform: none; }
  100% { opacity: 0; transform: scale(1.03); }
}
@keyframes exp-trans-sale {
  0%, 62% { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
  100% { clip-path: polygon(0 0, 100% 0, 100% 0, 0 14%); }
}
@keyframes exp-trans-bloque { from { opacity: 0; transform: translateY(22px); filter: blur(3px); } to { opacity: 1; transform: none; filter: none; } }
@media (prefers-reduced-motion: reduce) { .exp-trans { display: none !important; } }

/* Dentro del expediente las fotos van a color real (el duotono queda solo en las tarjetas). */
.exp-gal__item.exp-duo img { filter: none; mix-blend-mode: normal; opacity: 1; }
.exp-gal__item.exp-duo::after { opacity: 0; }
.exp-gal__item:hover img { transform: scale(1.03); }

/* =====================================================================
   Comparador antes / después — versión grande
   ===================================================================== */
@property --p { syntax: "<number>"; inherits: true; initial-value: 50; }
.exp-comp__mesa {
  position: relative; isolation: isolate; overflow: hidden;
  padding: clamp(16px, 4vw, 56px); min-height: 340px;
  background: #000; border: 1px solid var(--line-fuerte);
}
/* Fondo ambiental: la foto "terminado" desenfocada llena la mesa */
.exp-comp__mesa::before {
  content: ""; position: absolute; inset: -60px; z-index: -2;
  background: var(--fondo) center / cover no-repeat;
  filter: blur(28px) saturate(1.25) brightness(.42); transform: scale(1.08);
}
.exp-comp__mesa::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(120% 90% at 50% 50%, transparent 40%, rgba(0, 10, 22, .75)),
    linear-gradient(var(--plano-grid) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, var(--plano-grid) 1px, transparent 1px) 0 0 / 32px 32px;
}
.exp-comp__marco { width: 100%; border: 6px solid #fff; box-shadow: 0 30px 80px rgba(0, 0, 0, .65); cursor: col-resize; }
.exp-comp__img { filter: contrast(1.06) saturate(1.08); }
/* Retícula de escaneo muy tenue sobre la foto: disimula que el original es chico */
.exp-comp__marco::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, .07) 0 1px, transparent 1px 3px);
}
.exp-comp__antes { z-index: 0; }
.exp-comp__tag { z-index: 3; top: 14px; padding: 6px 12px; font-size: var(--fs-dato); }
.exp-comp__tag--antes { left: 14px; }
.exp-comp__tag--despues { right: 14px; }
.exp-comp__linea { z-index: 3; width: 3px; margin-left: -1.5px; background: var(--incandescente); box-shadow: 0 0 10px 2px var(--chispa), 0 0 30px 6px rgba(255, 179, 71, .35); }
.exp-comp__marco.is-arrastrando .exp-comp__linea, .exp-comp__marco.is-demo .exp-comp__linea { animation: exp-comp-arco .14s steps(2) infinite; }
@keyframes exp-comp-arco { 50% { box-shadow: 0 0 16px 4px var(--incandescente), 0 0 44px 10px rgba(255, 179, 71, .55); } }
.exp-comp__manija { z-index: 4; width: 58px; height: 58px; margin: -29px 0 0 -29px; border-width: 3px; }
.exp-comp__manija::before {
  content: ""; position: absolute; inset: -3px; border-radius: 50%; border: 2px solid var(--rojo-2);
  animation: exp-comp-pulso 1.8s var(--ease-out) infinite; pointer-events: none;
}
@keyframes exp-comp-pulso { from { transform: scale(1); opacity: .9; } to { transform: scale(1.9); opacity: 0; } }
.exp-comp__marco:hover .exp-comp__manija::before, .exp-comp__marco.is-arrastrando .exp-comp__manija::before { animation: none; opacity: 0; }
.exp-comp__lectura { position: absolute; left: 14px; right: 14px; bottom: 14px; z-index: 3; display: flex; justify-content: space-between; gap: 10px; pointer-events: none; }
.exp-comp__pct { padding: 6px 10px; background: rgba(0, 14, 30, .85); color: #fff; font-family: var(--f-mono); font-size: var(--fs-dato); letter-spacing: .1em; text-transform: uppercase; font-variant-numeric: tabular-nums; }
.exp-comp__pct--despues { color: var(--chispa); }
.exp-comp__modos { display: flex; justify-content: center; gap: 0; margin-top: 16px; }
.exp-comp__modo { min-height: 40px; padding: 8px 18px; background: transparent; border: 1px solid var(--line-fuerte); color: var(--text); font-family: var(--f-titulo); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.exp-comp__modo + .exp-comp__modo { border-left: 0; }
.exp-comp__modo:hover { background: var(--rojo); border-color: var(--rojo); color: #fff; }
.exp-comp__pie { display: block; max-width: 900px; margin: 14px auto 0; text-align: center; line-height: 1.6; }
@media (max-width: 640px) {
  .exp-comp__mesa { min-height: 0; padding: 12px; }
  .exp-comp__marco { border-width: 4px; }
  .exp-comp__pct { font-size: var(--fs-dato-s); padding: 4px 6px; }
}

/* =====================================================================
   Expediente más rico: portada, indicadores, secciones numeradas, fases
   ===================================================================== */
.exp-cab {
  position: relative; isolation: isolate; overflow: hidden;
  padding: clamp(22px, 4vw, 48px); border: 1px solid var(--line-fuerte); border-bottom-width: 2px;
}
.exp-cab__fondo {
  position: absolute; inset: -20px; z-index: -3;
  background-size: cover; background-position: center;
  filter: grayscale(.35) blur(3px) brightness(.6); transform: scale(1.04); opacity: .6;
}
.exp-cab::after {
  content: ""; position: absolute; inset: 0; z-index: -2; pointer-events: none;
  background:
    linear-gradient(90deg, var(--plano-bg) 18%, rgba(0, 20, 43, .78) 55%, rgba(0, 20, 43, .4)),
    linear-gradient(var(--plano-grid) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, var(--plano-grid) 1px, transparent 1px) 0 0 / 32px 32px;
}
.exp-cab__marca {
  position: absolute; right: 1.5%; bottom: -.2em; z-index: -1; pointer-events: none;
  font-family: var(--f-titulo); font-weight: 800; font-size: clamp(8rem, 22vw, 19rem); line-height: 1;
  color: transparent; -webkit-text-stroke: 1.5px rgba(92, 200, 255, .32);
}
.exp-cab .exp-ficha { background: rgba(0, 14, 30, .72); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.exp-cab__titulo { text-shadow: 0 4px 30px rgba(0, 0, 0, .5); }

.exp-kpis { list-style: none; margin: calc(clamp(40px, 5vw, 64px) * -.55) 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); border: 1px solid var(--line-fuerte); background: rgba(0, 14, 30, .55); }
.exp-kpi { position: relative; display: grid; gap: 6px; padding: 20px 20px 16px; border-right: 1px solid var(--line); }
.exp-kpi:last-child { border-right: 0; }
.exp-kpi__n { font-family: var(--f-titulo); font-weight: 800; font-size: clamp(2.4rem, 1.8rem + 2vw, 3.6rem); line-height: .9; color: #fff; font-variant-numeric: tabular-nums; }
.exp-kpi:first-child .exp-kpi__n { color: var(--chispa); }
.exp-kpi__t { font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); }

/* Secciones numeradas como hojas de plano: 01, 02, 03… con regla hasta el borde */
.exp-dlg__contenido { counter-reset: expsec; }
.exp-h3 { counter-increment: expsec; width: 100%; }
.exp-h3::before {
  content: counter(expsec, decimal-leading-zero); width: auto; height: auto; transform: none; background: none;
  padding: 3px 7px; border: 1px solid var(--chispa); color: var(--chispa);
  font-family: var(--f-mono); font-size: var(--fs-dato); font-weight: 500; letter-spacing: .06em;
}
.exp-h3::after { content: ""; flex: 1; min-width: 30px; height: 1px; margin-left: 6px; background: linear-gradient(90deg, var(--line-fuerte), transparent); }
.exp-seccion-cab { flex-wrap: nowrap; }
.exp-seccion-cab .exp-h3 { flex: 1; }
.exp-seccion-nota { flex: none; max-width: 45%; text-align: right; }
@media (max-width: 640px) { .exp-seccion-cab { flex-wrap: wrap; } .exp-seccion-nota { max-width: none; text-align: left; } }

/* Fases como línea de tiempo con nodos */
.exp-fases__lista { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(140px, 1fr); gap: 0; overflow-x: auto; padding-bottom: 4px; }
.exp-fases__lista::before { content: ""; position: absolute; left: 21px; right: 21px; top: 21px; height: 2px; background: var(--line-fuerte); }
.exp-fase { position: relative; display: grid; justify-items: start; align-content: start; gap: 6px; width: 100%; min-height: 0; padding: 0 14px 10px 0; background: transparent; border: 0; color: var(--text-2); text-align: left; }
.exp-fase__n { position: relative; z-index: 1; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--plano-bg); border: 2px solid var(--line-fuerte); color: var(--text); font-size: var(--fs-dato); opacity: 1; transition: background var(--t-rapido), border-color var(--t-rapido), box-shadow var(--t-medio); }
.exp-fase:hover .exp-fase__n { border-color: var(--cianotipo); }
.exp-fase[aria-pressed="true"] { background: transparent; color: var(--text); }
.exp-fase[aria-pressed="true"] .exp-fase__n { background: var(--cianotipo); border-color: var(--cianotipo); color: var(--navy); box-shadow: 0 0 0 6px rgba(92, 200, 255, .16); }
.exp-fase__t { font-family: var(--f-titulo); font-weight: 700; font-size: 1rem; line-height: 1.1; text-transform: uppercase; letter-spacing: .03em; }
.exp-fase__c { padding: 0; background: none; border-radius: 0; font-family: var(--f-mono); font-size: var(--fs-dato-s); letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted); }

/* Pie de foto al pasar el mouse en la galería */
.exp-gal__item[data-pie]::before {
  content: attr(data-pie); position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 26px 10px 8px; background: linear-gradient(transparent, rgba(0, 14, 30, .94));
  color: #fff; font-size: var(--fs-dato); line-height: 1.3; text-align: left;
  opacity: 0; transform: translateY(6px); transition: opacity var(--t-medio), transform var(--t-medio) var(--ease-out);
}
.exp-gal__item:hover::before, .exp-gal__item:focus-visible::before { opacity: 1; transform: none; }
.exp-gal__etapa { top: 6px; bottom: auto; }
@media (prefers-reduced-motion: reduce) { .exp-comp__manija::before { animation: none; } }

/* =========================================================
   Pulido Impeccable — expedientes
   ========================================================= */
/* Una sola elevación: borde en reposo, sombra solo al pasar el mouse */
.exp-card__cuerpo { box-shadow: none; }
.exp-card:hover .exp-card__cuerpo, .exp-card:focus-within .exp-card__cuerpo { box-shadow: 0 18px 40px rgba(0, 28, 59, .16); }
/* Mono solo para folios y conteos; planta, etiquetas y chips en la condensada */
.exp-card__meta, .exp-tag, .exp-cliente__etq { font-family: var(--f-titulo); font-weight: 600; font-size: .8rem; letter-spacing: .06em; }
.exp-card__ind { font-variant-numeric: tabular-nums; }
/* La ficha de la portada del expediente no necesita vidrio: fondo sólido */
.exp-cab .exp-ficha { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(0, 14, 30, .86); }

/* Sin trama de rayas sobre el comparador: el fondo desenfocado basta */
.exp-comp__marco::after { content: none; }

/* ---- Sin numeración decorativa en el expediente ---- */
.exp-oculto { display: none !important; }
.exp-h3::before { content: ""; width: 10px; height: 10px; padding: 0; border: 0; background: var(--rojo-2); transform: rotate(45deg); }