/* ============================================================
   Perspectivas — /blog
   Digital Change Advisors · ReturnAI
   Estilos específicos de página. Hereda variables, tipografía y
   componentes de styles.css → styles4 → styles5 → styles6.
   No duplica tokens ni componentes base.
   ============================================================ */

:root {
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-mask:   cubic-bezier(0.16, 1, 0.3, 1);
  --ink-soft:    #5a6472; /* AA 4.6:1 sobre blanco */
}

/* ============================================================
   ACCESIBILIDAD — label visible solo para lectores de pantalla
   ============================================================ */
.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;
}

/* ============================================================
   NAV — logo SVG + enlace activo
   ============================================================ */
.nav__logo { display: inline-flex; align-items: center; text-decoration: none; }
.nav__logo svg { display: block; width: 154px; height: auto; transition: width 0.35s var(--ease); }
.v6 .nav.scrolled .nav__logo svg { width: 138px; }

.nav__links a.is-current { color: var(--teal); }
.nav__links a.is-current::after { width: 100%; }

/* ============================================================
   ENCABEZADO DE SECCIÓN (.persp-head)
   ============================================================ */
.persp-head {
  padding: 168px 0 56px;
}
.persp-head__inner { max-width: 860px; }
.persp-head .label { display: block; margin-bottom: 20px; }
.persp-head h1 {
  font-size: clamp(26px, 2.5vw, 36px);
  line-height: 1.1;
  margin-bottom: 28px;
}
.persp-head h1 .line { display: block; }
.persp-head .chapeau { max-width: 600px; margin-bottom: 30px; text-wrap: pretty; }
.persp-head .cred-strip {
  margin-left: 0;
  justify-content: flex-start;
  max-width: none;
  border-top-color: var(--gold);
}

/* Word-reveal del H1 (sistema v6) */
.persp-head h1 .word { display: inline-block; overflow: hidden; padding: 0.12em 0; margin: -0.12em 0; vertical-align: top; }
.persp-head h1 .word__i { display: inline-block; transform: translateY(115%); transition: transform 0.72s var(--ease-mask); }
.persp-head h1.in .word__i { transform: translateY(0); }
.no-js .persp-head h1 .word__i { transform: none; }

/* ============================================================
   TIRA DE CREDIBILIDAD
   ============================================================ */
.cred-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px 26px;
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.cred-strip__item {
  font-family: var(--body);
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--carbon-70);
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.cred-strip__item b { color: var(--carbon); font-weight: 700; }
.persp-head .cred-strip__item b { color: var(--teal); font-size: 15px; }
.cred-strip__dot {
  width: 3px; height: 3px; border-radius: 50%;
  background: var(--gold);
  flex: none;
}

/* ============================================================
   MASTHEAD EDITORIAL — destacado + riel "Lo último"
   ============================================================ */
.masthead {
  padding: 0 0 104px;
  border-bottom: 1px solid var(--border);
}
.masthead__grid {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: 56px;
  align-items: start;
}

.masthead__featured { display: block; text-decoration: none; color: inherit; }
.masthead__media {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  margin-bottom: 28px;
}
.masthead__media image-slot {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  transition: transform 0.7s var(--ease);
}
.masthead__featured:hover .masthead__media image-slot { transform: scale(1.03); }
.masthead__cat {
  font-size: 12px; font-weight: 600; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--teal); margin-bottom: 14px; display: block;
}
.masthead__title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.16;
  color: var(--carbon);
  margin-bottom: 18px;
  transition: color 0.25s var(--ease);
  max-width: 18ch;
  text-wrap: balance;
}
.masthead__featured:hover .masthead__title { color: var(--teal); }
.masthead__subtitle {
  font-family: var(--body);
  font-size: 0.875rem;
  font-style: italic;
  color: var(--teal);
  font-weight: 400;
  margin: -10px 0 14px;
  opacity: 0.85;
}
.masthead__excerpt {
  font-size: 17px; line-height: 1.6; color: var(--carbon-70);
  margin-bottom: 22px; max-width: 60ch;
  text-wrap: pretty;
}

/* Riel "Lo último" */
.rail__head {
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-soft); padding-bottom: 18px; margin-bottom: 6px;
  border-bottom: 2px solid var(--carbon);
}
.rail-item {
  display: grid;
  grid-template-columns: 1fr 84px;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  align-items: start;
}
.rail-item:hover .rail-item__title { color: var(--teal); transform: translateX(3px); }
.rail-item__cat {
  font-size: 11px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gold); display: block; margin-bottom: 7px;
}
.rail-item__title {
  font-family: var(--display); font-weight: 400; font-size: 18.5px; line-height: 1.3;
  color: var(--carbon);
  transition: color 0.25s var(--ease), transform 0.3s var(--ease);
  text-wrap: balance;
}
.rail-item__thumb image-slot {
  display: block; width: 84px; height: 64px; border-radius: 6px;
}
.rail__more {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 24px; font-size: 14px; font-weight: 600; color: var(--teal);
  text-decoration: none;
}
.rail__more .arrow { transition: transform 0.25s var(--ease); }
.rail__more:hover .arrow { transform: translateX(4px); }

/* ============================================================
   FACETAS — dos niveles: Tema + Formato
   ============================================================ */
.facets { padding: 72px 0 36px; }
.facets__row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.facets__row + .facets__row { margin-top: 16px; }
.facets__legend {
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-soft); flex: none; width: 78px;
}
.facet-chips { display: flex; flex-wrap: wrap; gap: 10px; }

/* Pills de filtro */
.stage-filter {
  font-family: var(--body);
  font-weight: 600;
  font-size: 14px;
  padding: 10px 22px;
  border-radius: 100px;
  background: transparent;
  color: var(--carbon-55);
  border: 1.5px solid var(--border);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.stage-filter:hover { color: var(--teal); border-color: var(--teal); }
.stage-filter.active { background: var(--teal); color: #fff; border-color: var(--teal); }

/* ============================================================
   BARRA DE RESULTADOS
   ============================================================ */
.results-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 8px 0 30px;
}
.results-bar__count {
  font-family: var(--display);
  font-size: 19px;
  color: var(--carbon);
}
.results-bar__count b { color: var(--teal); font-weight: 400; }
.results-bar__active {
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  margin-left: auto;
}
.active-chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; font-weight: 600; color: var(--carbon);
  background: var(--teal-08); border: 1px solid rgba(46,139,118,0.22);
  padding: 5px 10px 5px 13px; border-radius: 100px;
}
.active-chip button {
  border: 0; background: none; cursor: pointer; color: var(--ink-soft);
  font-size: 15px; line-height: 1; padding: 0; display: inline-flex;
  transition: color 0.2s ease;
}
.active-chip button:hover { color: var(--terracotta); }
.results-bar__clear {
  border: 0; background: none; cursor: pointer;
  font-size: 13px; font-weight: 600; color: var(--teal);
  display: inline-flex; align-items: center; gap: 6px;
  transition: opacity 0.2s ease;
}
.results-bar__clear[hidden] { display: none; }

/* ============================================================
   GRID DE ARTÍCULOS + TARJETA EDITORIAL
   ============================================================ */
.article-grid-wrap { padding: 0; }

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding: 0 0 40px;
}

.article-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--white);
  overflow: hidden;
  position: relative;
  transition: transform 0.3s var(--ease-spring), box-shadow 0.3s var(--ease-spring);
}
.article-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 54px rgba(30, 42, 56, 0.13);
}

/* Acento superior teal al hover */
.article-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease);
  z-index: 3;
  pointer-events: none;
}
.article-card:hover::after { transform: scaleX(1); }

.article-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
}

/* Imagen */
.article-card__img-wrap {
  position: relative;
  overflow: hidden;
}
.article-card__img-wrap image-slot,
.article-card__img-wrap img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.article-card:hover .article-card__img-wrap image-slot,
.article-card:hover .article-card__img-wrap img { transform: scale(1.04); }

/* Cuerpo */
.article-card__body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.article-card__title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.3;
  color: var(--carbon);
  transition: color 0.25s var(--ease);
  text-wrap: balance;
}
.article-card:hover .article-card__title { color: var(--teal); }
.article-card__excerpt {
  font-size: 15px;
  color: var(--carbon-70);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-wrap: pretty;
}

/* Fecha + tiempo de lectura */
.card-info {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 500; color: var(--ink-soft);
  margin-bottom: 2px;
}
.card-info .dotsep {
  width: 3px; height: 3px; border-radius: 50%; background: var(--ink-soft); flex: none;
}

/* Byline */
.byline {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: auto;
}
.byline__name {
  font-size: 13.5px; font-weight: 600; color: var(--carbon); margin-top: 2px;
}
.byline__role { font-size: 12px; color: var(--ink-soft); }

/* Meta inline (masthead) */
.article-meta {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
}
.article-meta .dotsep {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--ink-soft);
  flex: none;
}

/* "Leer →" — aparece en hover con subrayado deslizante */
.article-card__read {
  font-size: 14px;
  font-weight: 600;
  color: var(--teal);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  position: relative;
}
.article-card__read::after {
  content: "";
  position: absolute; left: 0; bottom: -3px;
  width: 100%; height: 1.5px; background: var(--teal);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.article-card:hover .article-card__read { opacity: 1; transform: translateX(0); }
.article-card:hover .article-card__read::after { transform: scaleX(1); }

/* Badges de formato */
.format-badge {
  position: absolute;
  top: 14px; left: 14px;
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.07em; text-transform: uppercase;
  padding: 5px 12px; border-radius: 4px;
  white-space: nowrap;
  z-index: 2;
  background: rgba(255, 255, 255, 0.92);
  color: var(--carbon);
  border: 1px solid rgba(30, 42, 56, 0.12);
  backdrop-filter: blur(2px);
}
.format-badge--field { color: var(--teal); }
.format-badge--frame { color: var(--gold); }

/* Estado vacío del grid */
.grid-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 72px 20px;
  border: 1px dashed var(--border);
  border-radius: 14px;
  background: rgba(46,139,118,0.03);
}
.grid-empty[hidden] { display: none; }
.grid-empty h3 {
  font-family: var(--display); font-size: 24px; color: var(--carbon); margin-bottom: 10px;
  text-wrap: balance;
}
.grid-empty p { font-size: 15px; color: var(--ink-soft); margin-bottom: 22px; max-width: 42ch; margin-left: auto; margin-right: auto; }

/* ============================================================
   SUB-NAVEGACIÓN PEGAJOSA
   ============================================================ */
.subnav {
  position: sticky;
  top: 64px;
  z-index: 40;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.subnav.is-active { opacity: 1; transform: none; pointer-events: auto; }
.subnav__inner {
  max-width: 1200px; margin: 0 auto; padding: 0 40px;
  display: flex; align-items: center; gap: 28px;
  height: 60px;
}
.subnav__label {
  font-family: var(--display); font-size: 17px; color: var(--carbon); flex: none;
}
.subnav__links {
  display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none;
  margin-left: auto;
}
.subnav__links::-webkit-scrollbar { display: none; }
.subnav__link {
  font-size: 13px; font-weight: 600; color: var(--carbon-55);
  padding: 7px 14px; border-radius: 100px; white-space: nowrap;
  background: transparent; border: 0; cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.subnav__link:hover { color: var(--teal); }
.subnav__link.active { background: var(--teal); color: #fff; }

/* ============================================================
   BANDA "DEL USO AL IMPACTO" — secuencia scroll-driven
   ============================================================ */
.bridge-band {
  padding: 132px 0;
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.bridge-band__head { text-align: center; max-width: 720px; margin: 0 auto 84px; }
.bridge-band__head .label { display: block; margin-bottom: 18px; }
.bridge-band__head h2 {
  font-size: clamp(30px, 3.4vw, 50px); margin-bottom: 18px; text-wrap: balance;
}
.bridge-band__head .chapeau { max-width: 540px; margin: 0 auto; text-wrap: pretty; }

.bridge {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 980px;
  margin: 0 auto;
}

/* Riel de fondo + relleno controlado por --p */
.bridge__track, .bridge__fill {
  position: absolute;
  top: 23px;
  left: 16.66%;
  width: 66.66%;
  height: 2px;
}
.bridge__track { background: var(--border); }
.bridge__fill {
  background: var(--teal);
  transform: scaleX(var(--p, 0));
  transform-origin: left;
  transition: transform 0.12s linear;
}

.bridge__node { position: relative; text-align: center; }
.bridge__dot {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
  font-family: var(--display); font-size: 18px; color: var(--carbon-55);
  position: relative; z-index: 2;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease), color 0.4s var(--ease), transform 0.4s var(--ease-spring);
}
/* Anillo de pulso al alcanzar un nodo */
.bridge__dot::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 2px solid var(--teal);
  opacity: 0;
  transform: scale(0.6);
  pointer-events: none;
}
.bridge__node:last-child .bridge__dot::before { border-color: var(--gold); }
.bridge__node.reached .bridge__dot::before {
  animation: bridgePulse 0.9s var(--ease) forwards;
}
@keyframes bridgePulse {
  0%   { opacity: 0.55; transform: scale(0.6); }
  100% { opacity: 0; transform: scale(1.5); }
}

.bridge__node.reached .bridge__dot {
  border-color: var(--teal);
  background: var(--teal);
  color: #fff;
  transform: scale(1.08);
}
.bridge__node.reached:last-child .bridge__dot {
  border-color: var(--gold);
  background: var(--gold);
}
.bridge__stage {
  font-size: 11.5px; font-weight: 600; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--carbon-55); margin-bottom: 10px;
  transition: color 0.4s var(--ease);
}
.bridge__node.reached .bridge__stage { color: var(--teal); }
.bridge__node.reached:last-child .bridge__stage { color: var(--gold); }
.bridge__metric {
  font-family: var(--display); font-size: clamp(30px, 3.4vw, 44px); line-height: 1;
  color: var(--carbon); margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
  opacity: 0.28;
  transform: translateY(8px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.bridge__node.reached .bridge__metric { opacity: 1; transform: translateY(0); }
.bridge__desc {
  font-size: 14.5px; line-height: 1.6; color: var(--carbon-70);
  max-width: 26ch; margin: 0 auto;
  text-wrap: pretty;
}

/* ============================================================
   EXHIBIT DE DATOS — la señal de "firma que investiga"
   ============================================================ */
.exhibit {
  padding: 104px 0;
  background: var(--platinum);
}
.exhibit__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.exhibit__text .label { display: block; margin-bottom: 18px; }
.exhibit__text h2 {
  font-size: clamp(28px, 3vw, 42px); margin-bottom: 20px; text-wrap: balance;
}
.exhibit__text p {
  font-size: 16.5px; line-height: 1.65; color: var(--carbon-70);
  margin-bottom: 18px; max-width: 58ch; text-wrap: pretty;
}
.exhibit__readout {
  display: flex; gap: 40px; margin: 28px 0 8px;
  border-top: 1px solid var(--border); padding-top: 26px;
}
.exhibit__stat .n {
  font-family: var(--display); font-size: clamp(34px, 4vw, 52px); line-height: 1;
  color: var(--teal); font-variant-numeric: tabular-nums;
}
.exhibit__stat .n .suffix { color: var(--gold); }
.exhibit__stat .k {
  font-size: 13px; color: var(--ink-soft); margin-top: 10px;
  letter-spacing: 0.02em; max-width: 18ch;
}
.exhibit__figure {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px 30px 22px;
  box-shadow: 0 18px 48px rgba(30, 42, 56, 0.07);
}
.exhibit__figtitle {
  font-family: var(--body); font-weight: 600; font-size: 14px;
  color: var(--carbon); margin-bottom: 4px;
}
.exhibit__figsub { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 18px; }
.exhibit__chart { width: 100%; height: auto; display: block; }
.exhibit__source {
  font-size: 11.5px; color: var(--ink-soft); margin-top: 14px; font-style: italic;
}

/* Animación de dibujo de la curva SVG */
.chart-line {
  stroke-dasharray: 1200; stroke-dashoffset: 1200;
  transition: stroke-dashoffset 1.6s var(--ease);
}
.exhibit.in .chart-line { stroke-dashoffset: 0; }
.chart-area { opacity: 0; transition: opacity 1s var(--ease) 0.5s; }
.exhibit.in .chart-area { opacity: 1; }
.chart-dot { opacity: 0; transition: opacity 0.4s var(--ease) 1.4s; }
.exhibit.in .chart-dot { opacity: 1; }

/* ============================================================
   REPORTE INSIGNIA (banda carbón)
   ============================================================ */
.report-band { background: var(--carbon); color: rgba(255,255,255,0.86); padding: 104px 0; }
.report-band__grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 72px;
  align-items: center;
}
.report-band__cover {
  position: relative;
  aspect-ratio: 3 / 4;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0,0,0,0.4);
}
.report-band__cover image-slot { display: block; width: 100%; height: 100%; }
.report-band .label { color: var(--gold); display: block; margin-bottom: 18px; }
.report-band h2 {
  color: #fff; font-size: clamp(30px, 3.4vw, 48px); margin-bottom: 20px; text-wrap: balance;
}
.report-band__lede {
  font-size: 17px; font-weight: 300; line-height: 1.65;
  color: rgba(255,255,255,0.74); max-width: 52ch; margin-bottom: 28px; text-wrap: pretty;
}
.report-band__meta {
  display: flex; gap: 36px; flex-wrap: wrap; margin-bottom: 32px;
  border-top: 1px solid rgba(255,255,255,0.16); padding-top: 24px;
}
.report-band__meta div .rn {
  font-family: var(--display); font-size: 30px; color: #fff;
  line-height: 1; font-variant-numeric: tabular-nums;
}
.report-band__meta div .rn .suffix { color: var(--teal); }
.report-band__meta div .rk { font-size: 12.5px; color: rgba(255,255,255,0.6); margin-top: 8px; }
.report-band__cta { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }

/* Cover: hover zoom sutil */
.report-band__cover { transition: filter 0.6s var(--ease); }
.report-band__cover:hover image-slot { transform: scale(1.03); }

/* ============================================================
   QUIÉN INVESTIGA — expertos con rostro y credencial
   ============================================================ */
.experts { padding: 104px 0; }
.experts__head { max-width: 680px; margin-bottom: 56px; }
.experts__head .label { display: block; margin-bottom: 18px; }
.experts__head h2 { text-wrap: balance; }
.experts__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.expert__photo {
  aspect-ratio: 4 / 5; border-radius: 10px; overflow: hidden;
  margin-bottom: 22px; filter: grayscale(0.18);
  transition: filter 0.6s var(--ease);
}
.expert__photo image-slot { display: block; width: 100%; height: 100%; transition: transform 0.7s var(--ease); }
.expert:hover .expert__photo { filter: grayscale(0); }
.expert:hover .expert__photo image-slot { transform: scale(1.04); }
.expert__name {
  font-family: var(--display); font-size: 24px;
  color: var(--carbon); margin-bottom: 5px; text-wrap: balance;
}
.expert__role { font-size: 13.5px; font-weight: 600; color: var(--teal); letter-spacing: 0.02em; margin-bottom: 14px; }
.expert__bio { font-size: 14.5px; line-height: 1.6; color: var(--carbon-70); text-wrap: pretty; }

/* Imagen reveal con máscara (v6) */
.masthead__media image-slot,
.report-band__cover image-slot,
.expert__photo image-slot {
  clip-path: inset(100% 0 0 0);
  transition: clip-path 1.05s var(--ease-mask), transform 0.7s var(--ease), filter 0.6s var(--ease);
  will-change: clip-path;
}
.masthead__featured.in .masthead__media image-slot,
.report-band__cover.in image-slot,
.expert.in .expert__photo image-slot {
  clip-path: inset(0 0 0 0);
}
.no-js .masthead__media image-slot,
.no-js .report-band__cover image-slot,
.no-js .expert__photo image-slot { clip-path: none; }

/* ============================================================
   NEWSLETTER AI RETURN PULSE
   ============================================================ */
.newsletter-pulse {
  background: var(--teal-08);
  padding: 96px 0;
  border-top: 3px solid var(--gold);
}
.pulse__inner {
  display: grid;
  grid-template-columns: 55fr 45fr;
  gap: 80px;
  align-items: center;
}
.pulse__text .label { display: block; margin-bottom: 18px; }
.pulse__badge {
  display: inline-block;
  background: var(--teal);
  color: var(--white);
  font-family: var(--body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.pulse__title {
  font-family: var(--display);
  font-size: clamp(32px, 3.5vw, 48px);
  font-weight: 400;
  color: var(--carbon);
  line-height: 1.15;
  margin-bottom: 18px;
}
.pulse__text h2 { margin-bottom: 20px; text-wrap: balance; }
.pulse__text .chapeau { margin-bottom: 30px; max-width: 460px; text-wrap: pretty; }
.pulse__form-label {
  display: block;
  font-family: var(--body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(30, 42, 56, 0.60);
  margin-bottom: 8px;
}
.pulse__proof {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.pulse__proof li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--carbon);
}
.pulse__proof svg {
  width: 18px; height: 18px;
  stroke: var(--teal);
  fill: none;
  stroke-width: 1.8;
  flex: none;
}

/* Tarjeta del formulario */
.pulse__form {
  background: var(--white);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 18px 48px rgba(30, 42, 56, 0.08);
}
.pulse__form-field { margin-bottom: 14px; }
.pulse__input {
  width: 100%;
  font-family: var(--body);
  font-size: 15px;
  font-weight: 400;
  color: var(--carbon);
  padding: 16px 20px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  background: var(--white);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.pulse__input::placeholder { color: rgba(30, 42, 56, 0.45); }
.pulse__input:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(46, 139, 118, 0.14);
}
.pulse__input[aria-invalid="true"] {
  border-color: var(--terracotta);
  box-shadow: 0 0 0 3px rgba(194,89,63,0.12);
}
.pulse__error {
  font-size: 12.5px; color: var(--terracotta); margin-top: 8px; min-height: 1em;
}
.pulse__error[hidden] { display: none; }
.pulse__submit { width: 100%; justify-content: center; }
.pulse__disclaimer {
  margin-top: 16px;
  text-align: center;
  font-size: 12px;
  color: rgba(30, 42, 56, 0.45);
}

/* Estado de éxito */
.pulse__success {
  text-align: center;
  padding: 12px 8px;
}
.pulse__success[hidden] { display: none; }
.pulse__success-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--teal-08); border: 1.5px solid rgba(46,139,118,0.3);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px;
}
.pulse__success-icon svg { width: 24px; height: 24px; stroke: var(--teal); fill: none; stroke-width: 2; }
.pulse__success h3 {
  font-family: var(--display); font-size: 22px; color: var(--carbon); margin-bottom: 8px;
}
.pulse__success p { font-size: 14px; color: var(--ink-soft); }

/* Sin JS: nunca mostrar estados gestionados por script */
.no-js .grid-empty, .no-js .pulse__success { display: none !important; }

/* ============================================================
   CTA DE SALIDA AL AI RETURN TEST
   ============================================================ */
.blog-exit-cta {
  padding: 72px 0;
  background: rgba(46, 139, 118, 0.04);
  border-top: 3px solid var(--gold);
}
.exit-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}
.exit-cta__text { max-width: 560px; }
.exit-cta__text .label { display: block; margin-bottom: 18px; }
.exit-cta__text h2 {
  font-size: clamp(26px, 2.6vw, 36px);
  margin-bottom: 18px;
  text-wrap: unset;
  line-height: 1.2;
}
.exit-cta__text h2 .line { display: block; }
.exit-cta__text .chapeau { text-wrap: pretty; }
.exit-cta__action { flex: none; }

/* ============================================================
   FOOTER — variante 5 columnas + logo negativo
   ============================================================ */
.footer__logo--neg svg { display: block; width: 168px; height: auto; }
.footer__grid--blog { grid-template-columns: 1.5fr 1fr 1fr 1fr 1.1fr; }
.footer__grid--blog .footer__col h4 { color: rgba(255, 255, 255, 0.6); }
.footer__brand p { margin-top: 20px; }

/* Subrayado deslizante en enlaces del footer */
.footer__col a { position: relative; text-decoration: none; }
.footer__col a::after {
  content: "";
  position: absolute; left: 0; bottom: -2px;
  width: 100%; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.32s var(--ease);
}
.footer__col a:hover::after { transform: scaleX(1); }

/* ============================================================
   FOCO VISIBLE — accesibilidad de teclado
   ============================================================ */
.stage-filter:focus-visible,
.subnav__link:focus-visible,
.facet-chips .stage-filter:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 6px;
}
.pulse__input:focus-visible { outline: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .footer__grid--blog { grid-template-columns: 1.4fr 1fr 1fr; }
}

@media (max-width: 980px) {
  .masthead__grid { grid-template-columns: 1fr; gap: 48px; }
  .field-study__grid { grid-template-columns: 1fr; gap: 44px; }
  .field-study__mock { max-width: 300px; aspect-ratio: 3 / 4; }
  .authors-band__inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 899px) {
  .article-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  .persp-head { padding: 132px 0 44px; }
  .masthead { padding-bottom: 72px; }
  .field-study { padding: 72px 0; }
  .authors-band { padding: 52px 0; }
  .authors-band__inner { grid-template-columns: 1fr; gap: 28px; }
  .catalog-filters { padding: 52px 0 8px; }
  .blog-quote { padding: 56px 0; }
  .blog-quote__inner { padding-left: 22px; }
  .newsletter-pulse { padding: 72px 0; }
  .pulse__inner { grid-template-columns: 1fr; gap: 40px; }
  .pulse__form { padding: 30px; }
  .blog-exit-cta { padding: 72px 0; }
  .exit-cta__inner { flex-direction: column; align-items: flex-start; gap: 32px; }
  .footer__grid--blog { grid-template-columns: 1fr 1fr; }
  .footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 639px) {
  .article-grid { grid-template-columns: 1fr; padding-bottom: 88px; }
  .facet-chips { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; padding-bottom: 4px; }
  .facet-chips::-webkit-scrollbar { display: none; }
  .catalog-filters { gap: 10px; flex-wrap: wrap; }
  .footer__grid--blog { grid-template-columns: 1fr; }
  .results-bar { padding-bottom: 24px; }
  .results-bar__active { margin-left: 0; width: 100%; }
}

@media (max-width: 600px) {
  .wrap { padding: 0 22px; }
}

/* ============================================================
   FILTROS INLINE DEL CATÁLOGO
   ============================================================ */
.catalog-filters {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 72px 0 8px;
}
.catalog-filters__legend {
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-soft); flex: none;
}

/* ============================================================
   S4 PULL QUOTE EDITORIAL
   ============================================================ */
.blog-quote {
  background: var(--platinum);
  padding: 72px 0;
}
.blog-quote__inner {
  max-width: 800px;
  margin: 0 auto;
  padding-left: 32px;
  border-left: 3px solid var(--gold);
}
.blog-quote__text {
  font-family: var(--display);
  font-style: italic;
  font-size: clamp(18px, 1.9vw, 24px);
  line-height: 1.55;
  color: var(--carbon);
  margin: 0 0 24px;
}
.blog-quote__source {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-style: normal;
}
.blog-quote__author {
  font-size: 14px;
  font-weight: 600;
  color: var(--carbon);
}
.blog-quote__role {
  font-size: 12.5px;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

/* ============================================================
   S5 INVESTIGACIÓN EN CURSO (ex Reporte insignia)
   ============================================================ */
.field-study {
  background: var(--carbon);
  color: rgba(255, 255, 255, 0.86);
  padding: 104px 0;
}
.field-study__grid {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 72px;
  align-items: center;
}
.field-study__cover { perspective: 800px; }
.field-study__cover img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  border-radius: 10px;
  box-shadow: 0 32px 72px rgba(0, 0, 0, 0.35);
  display: block;
}
.field-study__mock {
  aspect-ratio: 3 / 4;
  border-radius: 10px;
  background: linear-gradient(145deg, #2e8b76 0%, #1a3d4c 55%, #121e28 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 32px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 32px 72px rgba(0, 0, 0, 0.45);
}
.field-study__mock::before {
  content: "EN CONSTRUCCIÓN";
  position: absolute;
  top: 34px; right: -24px;
  font-size: 9px; font-weight: 700; letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.22);
  text-transform: uppercase;
  writing-mode: vertical-lr;
  transform: rotate(180deg);
  user-select: none;
}
.field-study__mock::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 18px,
    rgba(255,255,255,0.02) 18px,
    rgba(255,255,255,0.02) 19px
  );
  pointer-events: none;
}
.field-study__mock-tag {
  display: inline-block;
  font-size: 10px; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1.5px solid var(--gold);
  padding: 4px 10px;
  border-radius: 3px;
  margin-bottom: 18px;
  width: fit-content;
  position: relative; z-index: 1;
}
.field-study__mock-title {
  font-family: var(--display);
  font-size: clamp(18px, 2vw, 24px);
  color: #fff;
  line-height: 1.35;
  position: relative; z-index: 1;
}
.field-study__text .label {
  color: var(--gold);
  display: block;
  margin-bottom: 20px;
}
.field-study__h2 {
  color: #fff;
  font-size: clamp(20px, 2vw, 28px);
  line-height: 1.2;
  margin-bottom: 22px;
  text-wrap: unset;
}
.field-study__h2 .line { display: block; }
.field-study__text .chapeau {
  color: rgba(255, 255, 255, 0.70);
  margin-bottom: 36px;
  max-width: 52ch;
}
.field-study__closer {
  font-family: 'Montserrat', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--teal);
  line-height: 1.5;
  margin-top: 4px;
  margin-bottom: 28px;
}

.field-study__ctas {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.btn--gold {
  background: var(--gold) !important;
  color: var(--white) !important;
  border-color: var(--gold) !important;
}
.btn--gold:hover,
.btn--gold:focus-visible {
  background: #8c6d0e !important;
  border-color: #8c6d0e !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(164,129,17,0.40);
}
.field-study__secondary {
  font-size: 14px; font-weight: 600;
  color: rgba(255, 255, 255, 0.60);
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
  transition: color 0.2s ease;
}
.field-study__secondary:hover { color: #fff; }

/* ============================================================
   S6 QUIÉN INVESTIGA — banda editorial horizontal
   ============================================================ */
.authors-band {
  padding: 64px 0;
  background: var(--platinum);
}
.authors-band__label {
  font-size: 12px; font-weight: 600; letter-spacing: 0.09em;
  text-transform: uppercase; color: var(--ink-soft);
  display: block; margin-bottom: 36px;
}
.authors-band__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}
.author-mini {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}
.author-mini__photo {
  flex: none;
  width: 56px; height: 56px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--platinum);
}
.author-mini__photo image-slot {
  display: block;
  width: 100%; height: 100%;
}
.author-mini__info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 3px;
}
.author-mini__name {
  font-family: var(--display);
  font-size: 18px; color: var(--carbon); line-height: 1.2;
}
.author-mini__cred {
  font-size: 12.5px; color: var(--ink-soft); line-height: 1.4;
}
.author-mini__count {
  font-size: 12px; font-weight: 600; color: var(--gold);
  margin-top: 5px;
}

/* ============================================================
   S8 CTA — nota canónica y alt link
   ============================================================ */
.exit-cta__text h2 .line { display: block; }
.exit-cta__note {
  font-size: 12.5px;
  color: var(--ink-soft);
  margin-top: 14px;
  letter-spacing: 0.02em;
}
.exit-cta__alt {
  display: inline-block;
  margin-top: 16px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--teal);
  text-decoration: none;
  transition: opacity 0.2s ease;
}
.exit-cta__alt:hover { opacity: 0.72; }

/* ============================================================
   REDUCED MOTION — desactiva todo el motion nuevo de la página
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
  .persp-head h1 .word__i { transform: none !important; transition: none !important; }
  .article-card { transition: none !important; }
  .article-card:hover { transform: none !important; box-shadow: none !important; }
  .article-card__img-wrap image-slot { transition: none !important; }
  .article-card:hover .article-card__img-wrap image-slot { transform: none !important; }
  .article-card__read { opacity: 1 !important; transform: none !important; transition: none !important; }
  .article-card::after { transition: none !important; }
  .article-card__read::after { transition: none !important; }
  .masthead__media image-slot,
  .masthead__featured:hover .masthead__media image-slot { clip-path: none !important; transform: none !important; transition: none !important; }
  .rail-item__title { transition: none !important; }
  .rail-item:hover .rail-item__title { transform: none !important; }
  .footer__col a::after { transition: none !important; }
  .active-chip, .results-bar__clear, .pulse__input { transition: none !important; }
  .blog-quote__article { transition: none !important; }
  .field-study__secondary { transition: none !important; }
  .exit-cta__alt { transition: none !important; }
}