/* ===================================================
   NOSOTROS — Page styles
   Prefijo: ab- (about page)
   =================================================== */

:root {
  /* Fondo claro compartido — Galería y el degradado del divisor
     deben terminar exactamente en este mismo tono para que la
     costura entre ambos sea invisible. */
  --ab-surface-light: oklch(0.99 0.002 256);

  /* Rojo apagado para el estado "en reposo" del numeral de compromiso —
     nunca gris: siempre debe leerse como una variación del rojo de marca. */
  --color-red-muted: oklch(0.34 0.12 22);
}


/* ─── Nav: enlace activo ──────────────────────────── */
.nav-link--active {
  color: var(--color-white) !important;
  position: relative;
}

.nav-link--active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-red);
}

.nav-mobile-link--active {
  color: var(--color-white);
}


/* ─── Utilidades compartidas en la página ─────────── */
.ab-heading-accent {
  color: var(--color-red);
  font-style: normal;
}

.ab-section-heading {
  margin-bottom: var(--space-6);
}

.ab-section-header {
  margin-bottom: var(--space-16);
  max-width: 48ch;
}

.ab-section-intro {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  line-height: var(--leading-relaxed);
  color: var(--color-muted);
  text-wrap: pretty;
}

/* Placeholder de imagen genérico */
.ab-img-placeholder {
  width: 100%;
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: block;
  object-fit: cover;
}

/* Botón tamaño grande */
.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
  gap: var(--space-3);
}


/* ═══════════════════════════════════════════════════
   1. HERO — oscuro, dos mitades, editorial
═══════════════════════════════════════════════════ */
.ab-hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  /* Fondo temporal oscuro y limpio — listo para recibir la imagen
     definitiva más adelante sin necesidad de retocar el resto. */
  background: var(--color-bg);

  --ab-hero-ink:       var(--color-white);
  --ab-hero-ink-muted: oklch(1 0 0 / 0.58);
  --ab-hero-line:      oklch(1 0 0 / 0.12);
}

/* Grid interior — dos mitades exactas, sin espacio entre ellas para
   que la fotografía llegue a borde y se sienta parte del Hero. */
.ab-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  min-height: 100vh;
}

/* ── Mitad izquierda: únicamente lo esencial ── */
.ab-hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(var(--space-24), 14vh, 10rem);
  padding-inline-start: clamp(var(--space-6), 6vw, var(--space-20));
  padding-inline-end: clamp(var(--space-8), 5vw, var(--space-16));
}

.ab-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--ab-hero-ink-muted);
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-12));
  opacity: 0;
  transform: translateY(10px);
}

.ab-hero-eyebrow-dot {
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-red);
  flex-shrink: 0;
}

.ab-hero-title {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: clamp(2.75rem, 4.6vw, 4.6rem);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  line-height: 0.98;
  color: var(--ab-hero-ink);
  text-wrap: balance;
  margin-bottom: clamp(var(--space-8), 3vw, var(--space-10));
}

.ab-hero-tline {
  display: block;
  overflow: hidden;
}

.ab-hero-tword {
  display: inline-block;
  transform: translateY(110%);
}

.ab-hero-accent {
  color: var(--color-red);
}

.ab-hero-sub {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: var(--weight-regular);
  line-height: var(--leading-relaxed);
  color: var(--ab-hero-ink-muted);
  max-width: 42ch;
  text-wrap: pretty;
  opacity: 0;
  transform: translateY(16px);
}

/* ── Mitad derecha: fotografía editorial, sin marco ni tarjeta ── */
.ab-hero-visual {
  position: relative;
  overflow: hidden;
  min-height: 46vh;
}

.ab-hero-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  display: block;
  opacity: 0;
}

/* Fundido hacia el fondo oscuro en el borde interior — integra la
   fotografía con el Hero en vez de dejar un corte duro entre mitades. */
.ab-hero-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to right,
    var(--color-bg) 0%,
    oklch(0.07 0.006 256 / 0) 14%
  );
  pointer-events: none;
}

/* Leve viñeta general — mantiene la foto sobria, no llamativa */
.ab-hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    to top,
    oklch(0.07 0.006 256 / 0.35) 0%,
    oklch(0.07 0.006 256 / 0) 30%
  );
  pointer-events: none;
}

/* ── Responsive Hero ── */
@media (max-width: 900px) {
  .ab-hero-inner {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .ab-hero-content {
    padding-block: clamp(var(--space-24), 20vh, 8rem) var(--space-12);
    padding-inline: var(--container-pad);
  }

  .ab-hero-title {
    font-size: clamp(2.2rem, 9.5vw, 3.4rem);
  }

  .ab-hero-visual {
    min-height: 56vh;
    order: 2;
  }

  .ab-hero-visual::before {
    background: linear-gradient(
      to bottom,
      var(--color-bg) 0%,
      oklch(0.07 0.006 256 / 0) 14%
    );
  }
}

@media (max-width: 480px) {
  .ab-hero-content {
    padding-block-start: clamp(var(--space-20), 18vh, 7rem);
  }

  .ab-hero-visual {
    min-height: 48vh;
  }
}


/* ═══════════════════════════════════════════════════
   2. NUESTRO COMPROMISO
═══════════════════════════════════════════════════ */

/* Más aire entre el Hero y el inicio de esta sección */
.ab-history {
  padding-top: clamp(var(--space-24), 12vw, 10rem);
}

/* Encabezado centrado: es la apertura de la sección, no otra tarjeta más */
.ab-history .ab-section-header {
  max-width: none;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-20), 9vw, var(--space-32));
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.ab-history .ab-section-heading {
  font-size: clamp(3rem, 6vw, 5.25rem);
  margin-bottom: var(--space-8);
}

.ab-history .ab-section-intro {
  max-width: 680px;
  margin-inline: auto;
}

.ab-history-list {
  display: flex;
  flex-direction: column;
  gap: clamp(var(--space-16), 8vw, var(--space-24));
}

/* Separador entre compromisos */
.ab-chapter + .ab-chapter {
  padding-top: clamp(var(--space-16), 8vw, var(--space-24));
  border-top: 1px solid var(--color-border-sub);
}

/* Cada compromiso: 2 columnas */
.ab-chapter {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: center;
}

/* .ab-chapter--rev: en escritorio no requiere reglas propias,
   el orden en el DOM (media antes que content) ya invierte las columnas */

/* Palabra del compromiso: tipografía dominante decorativa */
.ab-chapter-year {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: clamp(2.2rem, 5.2vw, 4.4rem);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-red-muted);
  line-height: 1;
  margin-bottom: var(--space-5);
  user-select: none;
  text-wrap: balance;
  transform-origin: left center;
  transition: color var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}

.ab-chapter:hover .ab-chapter-year {
  color: var(--color-red);
  transform: scale(1.015);
}

.ab-chapter-title {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-3xl);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--color-white);
  text-wrap: balance;
  margin-bottom: var(--space-4);
}

.ab-chapter-text {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-muted);
  max-width: 52ch;
  text-wrap: pretty;
}

/* Imagen placeholder del compromiso */
.ab-chapter-media {
  position: relative;
  aspect-ratio: 16 / 10;
}

.ab-chapter-media .ab-img-placeholder {
  min-height: 240px;
  transition: border-color var(--dur-normal) var(--ease-out);
}

.ab-chapter:hover .ab-chapter-media .ab-img-placeholder {
  border-color: var(--color-border-sub);
}

/* Border beam: un haz de luz rojo/blanco recorriendo el borde de la imagen */
@property --ab-beam-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

.ab-chapter-media::after {
  content: '';
  position: absolute;
  inset: 0;
  padding: 1.5px;
  background: conic-gradient(
    from var(--ab-beam-angle),
    transparent 0deg,
    transparent 260deg,
    var(--color-white) 300deg,
    var(--color-red) 330deg,
    transparent 360deg
  );
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: ab-beam-spin 6s linear infinite;
  pointer-events: none;
}

@keyframes ab-beam-spin {
  to {
    --ab-beam-angle: 360deg;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ab-chapter-media::after {
    animation: none;
  }
}

/* ── Responsive Compromiso ── */
@media (max-width: 768px) {
  .ab-chapter,
  .ab-chapter--rev {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  /* En móvil, media siempre debajo del contenido */
  .ab-chapter--rev .ab-chapter-media {
    order: 2;
  }
  .ab-chapter--rev .ab-chapter-content {
    order: 1;
  }
}


/* ═══════════════════════════════════════════════════
   3. QUÉ NOS HACE DIFERENTES
═══════════════════════════════════════════════════ */
.ab-diff {
  background: oklch(0.96 0.004 256);
  position: relative;

  --diff-ink:      oklch(0.12 0.008 256);
  --diff-muted:    oklch(0.40 0.012 256);
  --diff-subtle:   oklch(0.58 0.008 256);
  --diff-border:   oklch(0.82 0.007 256);
  --diff-surface:  oklch(0.90 0.005 256);
  --diff-paper:    oklch(0.99 0.002 256);
}

.ab-diff-layout {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
  align-items: start;
}

/* ── Columna izquierda ── */
.ab-diff-intro {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  position: sticky;
  top: 140px;
}

.ab-diff-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-red);
}

.ab-diff-heading {
  color: var(--diff-ink);
  margin: 0;
}

.ab-diff-text {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--diff-muted);
  max-width: 34ch;
  text-wrap: pretty;
  margin: 0;
}

/* ── Composición editorial derecha ── */
.ab-diff-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: minmax(150px, auto);
  gap: clamp(var(--space-4), 2vw, var(--space-6));
}

.ab-diff-item {
  position: relative;
  padding: var(--space-8);
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
}

.ab-diff-item--01 {
  grid-column: 1 / 8;
  grid-row: 1;
  background: var(--diff-ink);
}

.ab-diff-item--01::before {
  content: '';
  position: absolute;
  top: 0;
  left: var(--space-8);
  right: var(--space-8);
  height: 2px;
  background: var(--color-red);
}

.ab-diff-item--02 {
  grid-column: 8 / 13;
  grid-row: 1 / 3;
  background: var(--diff-paper);
  border: 1px solid var(--diff-border);
}

.ab-diff-item--03 {
  grid-column: 1 / 5;
  grid-row: 2;
}

.ab-diff-item--04 {
  grid-column: 5 / 8;
  grid-row: 2;
  background: var(--diff-surface);
}

/* Marca previa al título — mismo lenguaje gráfico en los tres bloques claros */
.ab-diff-item:not(.ab-diff-item--01) .ab-diff-body::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--color-red);
  margin-bottom: var(--space-3);
}

.ab-diff-body {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.ab-diff-title {
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-xl);
  letter-spacing: var(--tracking-tight);
  text-transform: uppercase;
  color: var(--diff-ink);
  margin: 0;
}

.ab-diff-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--diff-muted);
  max-width: 32ch;
  text-wrap: pretty;
  margin: 0;
}

.ab-diff-item--01 .ab-diff-title { color: var(--color-white); }
.ab-diff-item--01 .ab-diff-desc  { color: oklch(1 0 0 / 0.6); }

/* Números gigantes de fondo */
.ab-diff-num {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 1;
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: clamp(3.25rem, 6.5vw, 5.5rem);
  line-height: 0.85;
  letter-spacing: -0.02em;
  pointer-events: none;
}

.ab-diff-item--01 .ab-diff-num { color: oklch(1 0 0 / 0.08); }
.ab-diff-item--02 .ab-diff-num { color: transparent; -webkit-text-stroke: 1.5px var(--diff-border); }
.ab-diff-item--03 .ab-diff-num { right: auto; left: var(--space-6); color: oklch(0.12 0.008 256 / 0.06); }
.ab-diff-item--04 .ab-diff-num { color: oklch(0.12 0.008 256 / 0.08); }

/* 01 — patrón de puntos tipo plano/blueprint */
.ab-diff-grid-mark {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 150px;
  height: 150px;
  z-index: 1;
  pointer-events: none;
  background-image: radial-gradient(oklch(1 0 0 / 0.14) 1px, transparent 1.5px);
  background-size: 14px 14px;
  mask-image: linear-gradient(to top left, black 15%, transparent 80%);
  -webkit-mask-image: linear-gradient(to top left, black 15%, transparent 80%);
}

/* 02 — marcas de esquina tipo visor */
.ab-diff-corner {
  position: absolute;
  width: 18px;
  height: 18px;
  z-index: 1;
  pointer-events: none;
}

.ab-diff-corner--tl {
  top: var(--space-5);
  left: var(--space-5);
  border-top: 2px solid var(--color-red);
  border-left: 2px solid var(--color-red);
}

.ab-diff-corner--br {
  bottom: var(--space-5);
  right: var(--space-5);
  border-bottom: 2px solid var(--color-red);
  border-right: 2px solid var(--color-red);
}

/* 03 — barras tipo señal/comunicación */
.ab-diff-signal {
  position: absolute;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 1;
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 32px;
  pointer-events: none;
}

.ab-diff-signal span {
  width: 4px;
  background: var(--color-red);
  opacity: 0.5;
  border-radius: 1px;
}

.ab-diff-signal span:nth-child(1) { height: 40%; }
.ab-diff-signal span:nth-child(2) { height: 70%; }
.ab-diff-signal span:nth-child(3) { height: 100%; }
.ab-diff-signal span:nth-child(4) { height: 55%; }
.ab-diff-signal span:nth-child(5) { height: 85%; }

/* ── Responsive Diferenciadores ── */
@media (max-width: 960px) {
  .ab-diff-layout {
    grid-template-columns: 1fr;
  }

  .ab-diff-intro {
    position: static;
    max-width: 60ch;
  }
}

@media (max-width: 720px) {
  .ab-diff-grid {
    grid-template-columns: repeat(6, 1fr);
  }

  .ab-diff-item--01 { grid-column: 1 / 7; grid-row: 1; }
  .ab-diff-item--02 { grid-column: 1 / 7; grid-row: 2; }
  .ab-diff-item--03 { grid-column: 1 / 4; grid-row: 3; }
  .ab-diff-item--04 { grid-column: 4 / 7; grid-row: 3; }
}

@media (max-width: 480px) {
  .ab-diff-grid {
    grid-template-columns: 1fr;
  }

  .ab-diff-item--01,
  .ab-diff-item--02,
  .ab-diff-item--03,
  .ab-diff-item--04 {
    grid-column: 1;
  }

  .ab-diff-item--01 { grid-row: 1; }
  .ab-diff-item--02 { grid-row: 2; }
  .ab-diff-item--03 { grid-row: 3; }
  .ab-diff-item--04 { grid-row: 4; }
}


/* ═══════════════════════════════════════════════════
   4. NUESTRA FILOSOFÍA
═══════════════════════════════════════════════════ */
.ab-philosophy {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92vh;
  padding-block: clamp(var(--space-24), 14vw, 10rem);
  background: var(--color-bg);
  overflow: hidden;
  text-align: center;
}

.ab-philosophy-inner {
  display: flex;
  justify-content: center;
}

/* Bloque editorial centrado */
.ab-philosophy-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(var(--space-8), 3vw, var(--space-10));
  max-width: 920px;
  margin-inline: auto;
}

.ab-philosophy-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-red);
}

.ab-philosophy-quote {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  font-size: clamp(2.75rem, 7.5vw, 6rem);
  line-height: 0.98;
  letter-spacing: var(--tracking-tight);
  color: var(--color-white);
  text-wrap: balance;
  margin: 0;
}

/* La palabra clave en rojo — color sólido, nunca gradiente */
.ab-philosophy-quote em {
  font-style: normal;
  color: var(--color-red);
}

.ab-philosophy-support {
  font-family: var(--font-body);
  font-weight: var(--weight-light);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--color-muted);
  max-width: 680px;
  text-wrap: pretty;
  margin: 0;
}

/* ═══════════════════════════════════════════════════
   4.1 DIVISOR — CINTAS CRUZADAS (marquee infinito)
═══════════════════════════════════════════════════ */
.ab-ribbon-divider {
  position: relative;
  z-index: 2;
  height: clamp(7rem, 9vw, 9rem);
  /* Se superpone sobre la sección oscura de arriba y la clara de abajo,
     así las cintas quedan por encima de la costura en lugar de vivir
     dentro de un bloque propio y separado. */
  margin-block: clamp(-2.5rem, -3vw, -2rem);
  /* El fondo del propio divisor ya no es un bloque sólido: se funde
     con el tono exacto de cada sección vecina para que el cambio de
     color no compita con las cintas — ellas son el único elemento
     que se percibe cruzando el límite. */
  background: linear-gradient(
    to bottom,
    var(--color-bg) 0%,
    var(--color-bg) 38%,
    var(--ab-surface-light) 62%,
    var(--ab-surface-light) 100%
  );
  overflow: hidden;
  isolation: isolate;
}

.ab-ribbon {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 115%;
  overflow: hidden;
  background: var(--color-surface-2);
  border-block: 1px solid var(--color-border-sub);
}

.ab-ribbon--1 {
  transform: translate(-50%, -50%) rotate(-3deg);
  background: oklch(0.28 0.13 22);
  border-color: oklch(0.34 0.15 22);
}

.ab-ribbon--2 {
  transform: translate(-50%, -50%) rotate(3deg);
  background: var(--color-bg);
  border-color: var(--color-border);
  z-index: 1;
}

.ab-ribbon-track {
  display: flex;
  align-items: center;
  width: max-content;
  white-space: nowrap;
  padding-block: var(--space-4);
  animation: ab-ribbon-scroll 32s linear infinite;
  will-change: transform;
}

.ab-ribbon-track--reverse {
  animation-name: ab-ribbon-scroll-reverse;
  animation-duration: 38s;
}

@keyframes ab-ribbon-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@keyframes ab-ribbon-scroll-reverse {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.ab-ribbon-item {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  font-size: clamp(var(--text-base), 2.2vw, var(--text-2xl));
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-muted);
  padding-inline: var(--space-6);
}

.ab-ribbon--2 .ab-ribbon-item {
  color: var(--color-white);
}

.ab-ribbon-dot {
  font-size: var(--text-sm);
  color: var(--color-red);
  line-height: 1;
}

/* ── Responsive Divisor ── */
@media (max-width: 768px) {
  .ab-ribbon-divider {
    height: clamp(6rem, 24vw, 7.5rem);
  }

  .ab-ribbon {
    width: 135%;
  }

  .ab-ribbon--1 {
    transform: translate(-50%, -50%) rotate(-5deg);
  }

  .ab-ribbon--2 {
    transform: translate(-50%, -50%) rotate(5deg);
  }

  .ab-ribbon-item {
    font-size: var(--text-sm);
    padding-inline: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ab-ribbon-track {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }
}


/* ═══════════════════════════════════════════════════
   5. GALERÍA
═══════════════════════════════════════════════════ */
.ab-gallery {
  /* Fondo claro — rompe la racha de secciones oscuras tras el divisor */
  --color-surface:    var(--ab-surface-light);
  --color-surface-2:  oklch(0.95 0.004 256);
  --color-border:     oklch(0.89 0.006 256);
  --color-border-sub: oklch(0.83 0.006 256);
  --color-ink:        oklch(0.14 0.006 256);
  --color-muted:      oklch(0.42 0.008 256);
  --color-subtle:     oklch(0.55 0.008 256);

  background: var(--color-surface);
  color: var(--color-ink);
}

/* Grid con composición asimétrica — 12 columnas, filas de 200px */
.ab-gallery-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 200px;
  gap: var(--space-3);
}

.ab-gallery-item {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    border-color var(--dur-normal) var(--ease-out),
    background var(--dur-normal) var(--ease-out);
  cursor: default;
  overflow: hidden;
}

.ab-gallery-item:hover {
  border-color: var(--color-border-sub);
  background: var(--color-surface);
}

.ab-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Posicionamiento explícito — composición asimétrica */
.ab-gi--1 { grid-column: 1 / 5;  grid-row: 1 / 3; } /* tall portrait */
.ab-gi--2 { grid-column: 5 / 9;  grid-row: 1 / 2; } /* cuadrado arriba */
.ab-gi--3 { grid-column: 9 / 13; grid-row: 1 / 2; } /* cuadrado arriba */
.ab-gi--4 { grid-column: 5 / 8;  grid-row: 2 / 3; } /* apaisado */
.ab-gi--5 { grid-column: 8 / 11; grid-row: 2 / 3; } /* cuadrado */
.ab-gi--6 { grid-column: 11 / 13; grid-row: 2 / 3; } /* pequeño */

/* ── Responsive Galería ── */
@media (max-width: 900px) {
  .ab-gallery-grid {
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 180px;
  }

  .ab-gi--1 { grid-column: 1 / 4; grid-row: 1 / 3; }
  .ab-gi--2 { grid-column: 4 / 7; grid-row: 1 / 2; }
  .ab-gi--3 { grid-column: 4 / 7; grid-row: 2 / 3; }
  .ab-gi--4 { grid-column: 1 / 4; grid-row: 3 / 4; }
  .ab-gi--5 { grid-column: 4 / 7; grid-row: 3 / 4; }
  .ab-gi--6 { display: none; }
}

@media (max-width: 560px) {
  .ab-gallery-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: 160px;
    gap: var(--space-2);
  }

  .ab-gi--1 { grid-column: 1 / 2; grid-row: 1 / 3; }
  .ab-gi--2 { grid-column: 2 / 3; grid-row: 1 / 2; }
  .ab-gi--3 { grid-column: 2 / 3; grid-row: 2 / 3; }
  .ab-gi--4 { grid-column: 1 / 2; grid-row: 3 / 4; }
  .ab-gi--5 { grid-column: 2 / 3; grid-row: 3 / 4; }
  .ab-gi--6 { display: none; }
}


/* ═══════════════════════════════════════════════════
   6. CIERRE
═══════════════════════════════════════════════════ */
.ab-close {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Fondo: placeholder con patrón de rayas sutiles */
.ab-close-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.ab-close-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Overlay: garantiza legibilidad del texto */
.ab-close-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    oklch(0.07 0.006 256 / 0.4) 0%,
    oklch(0.07 0.006 256 / 0.85) 100%
  );
}

/* Contenido centrado */
.ab-close-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-8);
  padding-block: var(--section-gap);
}

.ab-close-heading {
  font-size: clamp(3rem, 8vw, 6rem);
  color: var(--color-white);
  text-wrap: balance;
  max-width: 16ch;
}

.ab-close-sub {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: oklch(1 0 0 / 0.65);
  max-width: 48ch;
  text-wrap: pretty;
}

.ab-close-action {
  margin-top: var(--space-4);
}

/* ── Responsive Cierre ── */
@media (max-width: 768px) {
  .ab-close {
    min-height: 70vh;
  }
}