/* ============================================================
   TPD X — Sistema de diseño corporativo
   Paleta oficial: #000000 · #FFFFFF · #808080 · #FF2400 · #004040 · #1d2c59
   Tipografías: Montserrat / Playfair Display
   ============================================================ */

:root {
  --negro: #000000;
  --carbon: #0a0a0a;
  --grafito: #141414;
  --linea: rgba(255, 255, 255, 0.1);
  --blanco: #ffffff;
  --gris: #808080;
  --gris-claro: #b5b5b5;
  --rojo: #ff2400;
  --verde: #004040;
  --azul: #1d2c59;
  --sans: "Montserrat", -apple-system, sans-serif;
  --serif: "Playfair Display", Georgia, serif;
  --transicion: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--negro);
  color: var(--blanco);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--rojo); color: var(--blanco); }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- Utilidades ---------- */
.contenedor { width: min(1280px, 92vw); margin: 0 auto; }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--gris);
}
.kicker::before {
  content: "";
  width: 42px;
  height: 1px;
  background: var(--rojo);
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
p { text-wrap: pretty; }

.titulo-xl {
  font-size: clamp(2.6rem, 7vw, 5.6rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.titulo-l { font-size: clamp(2rem, 4.5vw, 3.4rem); margin: 18px 0 26px; }
.titulo-m { font-size: clamp(1.4rem, 2.6vw, 2rem); }

.acento { color: var(--rojo); }
.serif-italic { font-family: var(--serif); font-style: italic; font-weight: 500; }

.texto {
  color: var(--gris-claro);
  max-width: 62ch;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
  -webkit-hyphens: auto;
}
.texto + .texto { margin-top: 1em; }

/* Texto justificado en bloques de contenido */
.firma__desc,
.sinergia p,
.servicio p,
.manifiesto__lema,
.cita blockquote { text-align: justify; hyphens: auto; -webkit-hyphens: auto; }

.manifiesto__lema,
.cita blockquote { text-align: center; hyphens: manual; }

.footer__marca p { text-align: justify; hyphens: auto; -webkit-hyphens: auto; }

/* Evitar justificado en columnas estrechas (produce ríos de espacio) */
@media (max-width: 560px) {
  .texto, .firma__desc, .sinergia p, .servicio p, .footer__marca p { text-align: left; }
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 34px;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  border: 1px solid var(--blanco);
  color: var(--blanco);
  background: transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: color 0.45s var(--transicion), border-color 0.45s var(--transicion);
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--blanco);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--transicion);
  z-index: -1;
}
.btn:hover { color: var(--negro); }
.btn:hover::after { transform: scaleX(1); transform-origin: left; }

.btn--rojo { border-color: var(--rojo); color: var(--blanco); background: var(--rojo); }
.btn--rojo::after { background: var(--blanco); }
.btn--rojo:hover { color: var(--rojo); border-color: var(--blanco); }

.btn--fantasma { border-color: rgba(255,255,255,0.35); }

/* ---------- Navegación ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 22px 0;
  transition: background 0.5s ease, padding 0.5s ease, border-color 0.5s ease;
  border-bottom: 1px solid transparent;
}
.nav.nav--solida {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 14px 0;
  border-bottom-color: var(--linea);
}
.nav__interior {
  width: min(1400px, 94vw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.nav__logo { display: flex; align-items: center; gap: 14px; }
.nav__logo img { height: 46px; width: auto; transition: height 0.4s ease; }
.nav--solida .nav__logo img { height: 38px; }
.nav__logo span {
  font-weight: 700;
  letter-spacing: 0.34em;
  font-size: 1rem;
  text-transform: uppercase;
}
.nav__links { display: flex; align-items: center; gap: 34px; }
.nav__links a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gris-claro);
  position: relative;
  padding: 6px 0;
  transition: color 0.3s ease;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--rojo);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.35s var(--transicion);
}
.nav__links a:hover,
.nav__links a.activo { color: var(--blanco); }
.nav__links a:hover::after,
.nav__links a.activo::after { transform: scaleX(1); transform-origin: left; }
.nav__cta {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 12px 24px;
  border: 1px solid var(--rojo);
  color: var(--blanco);
  background: var(--rojo);
  transition: background 0.35s ease, color 0.35s ease;
  white-space: nowrap;
}
.nav__cta:hover { background: transparent; color: var(--blanco); }

/* Hamburguesa */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 130;
  padding: 6px;
}
.nav__burger span {
  width: 28px;
  height: 2px;
  background: var(--blanco);
  transition: transform 0.4s var(--transicion), opacity 0.3s;
}
.nav__burger.abierto span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav__burger.abierto span:nth-child(2) { opacity: 0; }
.nav__burger.abierto span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.menu-movil {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.97);
  z-index: 120;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s ease;
}
.menu-movil.abierto { opacity: 1; pointer-events: auto; }
.menu-movil a {
  font-size: clamp(1.5rem, 6vw, 2.4rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 10px;
  color: var(--blanco);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s var(--transicion), color 0.3s;
}
.menu-movil.abierto a { opacity: 1; transform: translateY(0); }
.menu-movil a:hover { color: var(--rojo); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero--interior { min-height: 78vh; }
.hero__fondo {
  position: absolute;
  inset: -6% 0;
  background-size: cover;
  background-position: center;
  animation: kenburns 18s ease-out both;
  will-change: transform;
}
@keyframes kenburns {
  from { transform: scale(1.14); }
  to { transform: scale(1); }
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.15) 40%, rgba(0,0,0,0.92) 100%);
}
.hero__contenido {
  position: relative;
  z-index: 2;
  width: min(1400px, 94vw);
  margin: 0 auto;
  padding: 0 0 12vh;
}
.hero__contenido .kicker { color: var(--gris-claro); }
.hero__titulo { margin: 22px 0 18px; overflow: hidden; }
.hero__titulo .linea {
  display: block;
  transform: translateY(110%);
  animation: subir 1s var(--transicion) forwards;
}
.hero__titulo .linea:nth-child(2) { animation-delay: 0.15s; }
.hero__titulo .linea:nth-child(3) { animation-delay: 0.3s; }
@keyframes subir { to { transform: translateY(0); } }
.hero__sub {
  max-width: 56ch;
  color: var(--gris-claro);
  font-size: clamp(0.95rem, 1.4vw, 1.12rem);
  opacity: 0;
  animation: aparecer 1s ease 0.7s forwards;
}
.hero__acciones {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 40px;
  opacity: 0;
  animation: aparecer 1s ease 1s forwards;
}
@keyframes aparecer { to { opacity: 1; } }

.hero__scroll {
  position: absolute;
  bottom: 34px;
  right: 5vw;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: 0.62rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gris);
  writing-mode: vertical-rl;
}
.hero__scroll::after {
  content: "";
  width: 1px;
  height: 64px;
  background: linear-gradient(var(--rojo), transparent);
  animation: gotear 2s ease-in-out infinite;
}
@keyframes gotear {
  0% { transform: scaleY(0); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Marquee ---------- */
.marquee {
  border-top: 1px solid var(--linea);
  border-bottom: 1px solid var(--linea);
  overflow: hidden;
  padding: 26px 0;
  background: var(--carbon);
}
.marquee__pista {
  display: flex;
  gap: 70px;
  width: max-content;
  animation: desfilar 32s linear infinite;
}
.marquee__pista span {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gris);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 70px;
}
.marquee__pista span::after { content: "◆"; color: var(--rojo); font-size: 0.5rem; }
@keyframes desfilar { to { transform: translateX(-50%); } }

/* ---------- Secciones ---------- */
.seccion { padding: clamp(90px, 12vh, 150px) 0; position: relative; }
.seccion--carbon { background: var(--carbon); }

.division {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: center;
}
.division__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 5;
}
.division__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  transition: transform 1.4s var(--transicion);
  filter: grayscale(35%);
}
.division__media:hover img { transform: scale(1); filter: grayscale(0%); }
.division__media::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255,255,255,0.12);
  margin: 18px;
  pointer-events: none;
}

/* ---------- Cifras ---------- */
.cifras {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--linea);
  border-bottom: 1px solid var(--linea);
}
.cifra {
  padding: 54px 30px;
  text-align: center;
  border-right: 1px solid var(--linea);
}
.cifra:last-child { border-right: none; }
.cifra__num {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1;
  color: var(--blanco);
}
.cifra__num sup { font-size: 0.5em; color: var(--rojo); }
.cifra__etiqueta {
  margin-top: 14px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gris);
}

/* ---------- Grid de firmas ---------- */
.firmas { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; }
.firma {
  position: relative;
  overflow: hidden;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  grid-column: span 6;
  background: var(--grafito);
}
.firma--tercio { grid-column: span 4; min-height: 360px; }
.firma__fondo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 1.2s var(--transicion), filter 1.2s ease;
  filter: grayscale(65%) brightness(0.55);
  transform: scale(1.04);
}
.firma:hover .firma__fondo { transform: scale(1.12); filter: grayscale(0%) brightness(0.72); }
.firma::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(0,0,0,0) 30%, rgba(0,0,0,0.88) 100%);
  z-index: 1;
}
.firma::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: var(--rojo);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--transicion);
  z-index: 3;
}
.firma:hover::after { transform: scaleX(1); }
.firma__contenido {
  position: relative;
  z-index: 2;
  padding: 34px;
  width: 100%;
}
.firma__logo { height: 54px; width: auto; margin-bottom: 18px; opacity: 0.95; }
.firma__tipo {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--rojo);
}
.firma__nombre {
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  font-weight: 700;
  text-transform: uppercase;
  margin: 8px 0 10px;
}
.firma__desc {
  color: var(--gris-claro);
  font-size: 0.92rem;
  max-width: 46ch;
  margin-bottom: 16px;
}
.firma__enlace {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blanco);
}
.firma__enlace .flecha { color: var(--rojo); transition: transform 0.35s var(--transicion); }
.firma:hover .firma__enlace .flecha { transform: translateX(8px); }

/* ---------- Misión / Visión (parallax) ---------- */
.manifiesto {
  position: relative;
  background-image: url("../img/mision.webp");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.manifiesto::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.86);
}
.manifiesto .contenedor { position: relative; z-index: 2; }
.manifiesto__lema {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.3rem, 2.8vw, 2.1rem);
  color: var(--gris-claro);
  text-align: center;
  max-width: 40ch;
  margin: 0 auto 70px;
}
.manifiesto__lema strong { color: var(--blanco); font-weight: 600; }
.columnas-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 90px);
}
.columnas-2 h3 {
  font-size: 1.1rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.columnas-2 h3::before { content: ""; width: 30px; height: 2px; background: var(--rojo); }

/* ---------- Ecosistema / sinergias ---------- */
.sinergias {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 60px;
}
.sinergia {
  border: 1px solid var(--linea);
  padding: 40px 34px;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.4s ease, transform 0.4s var(--transicion), background 0.4s;
}
.sinergia:hover {
  border-color: var(--rojo);
  transform: translateY(-6px);
  background: rgba(255, 36, 0, 0.04);
}
.sinergia__num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--rojo);
  letter-spacing: 0.2em;
}
.sinergia h3 { font-size: 1.05rem; text-transform: uppercase; letter-spacing: 0.12em; margin: 14px 0 12px; }
.sinergia p { color: var(--gris-claro); font-size: 0.92rem; }

/* ---------- Banda ELTAE / social ---------- */
.banda {
  border-top: 1px solid var(--linea);
  border-bottom: 1px solid var(--linea);
  background: var(--carbon);
  padding: 70px 0;
}
.banda__interior {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

/* ---------- Contacto ---------- */
.contacto {
  position: relative;
  background-image: url("../img/contacto.webp");
  background-size: cover;
  background-position: center;
}
.contacto::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.95) 20%, rgba(0,0,0,0.72) 100%);
}
.contacto .contenedor { position: relative; z-index: 2; }
.contacto__datos {
  margin-top: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(30px, 5vw, 70px);
}
.dato { font-size: 0.95rem; color: var(--gris-claro); }
.dato strong {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--gris);
  margin-bottom: 8px;
}
.dato a { color: var(--blanco); transition: color 0.3s; }
.dato a:hover { color: var(--rojo); }

/* ---------- Footer ---------- */
.footer {
  background: var(--negro);
  border-top: 1px solid var(--linea);
  padding: 80px 0 36px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 66px;
}
.footer__marca img { height: 72px; width: auto; margin-bottom: 22px; }
.footer__marca p {
  color: var(--gris);
  font-size: 0.88rem;
  max-width: 34ch;
}
.footer__lema {
  font-family: var(--serif);
  font-style: italic;
  color: var(--gris);
  margin-top: 18px;
  font-size: 0.9rem;
}
.footer h4 {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  margin-bottom: 22px;
  color: var(--blanco);
}
.footer ul li { margin-bottom: 12px; }
.footer ul a {
  color: var(--gris);
  font-size: 0.88rem;
  transition: color 0.3s;
}
.footer ul a:hover { color: var(--rojo); }
.footer__legal {
  border-top: 1px solid var(--linea);
  padding-top: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  color: var(--gris);
  font-size: 0.78rem;
}

/* ---------- Página de firma ---------- */
.ficha { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(40px, 6vw, 90px); }
.servicios { margin-top: 60px; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.servicio {
  border: 1px solid var(--linea);
  padding: 36px 32px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: border-color 0.4s, background 0.4s;
}
.servicio:hover { border-color: rgba(255, 36, 0, 0.6); background: rgba(255,255,255,0.02); }
.servicio__num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--rojo);
  letter-spacing: 0.15em;
  padding-top: 4px;
}
.servicio h3 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.14em; margin-bottom: 10px; }
.servicio p { color: var(--gris-claro); font-size: 0.9rem; }

.galeria-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.galeria-2 figure { overflow: hidden; position: relative; aspect-ratio: 16/11; }
.galeria-2 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%);
  transform: scale(1.06);
  transition: transform 1.2s var(--transicion), filter 0.8s;
}
.galeria-2 figure:hover img { transform: scale(1); filter: grayscale(0); }

.cta-final { text-align: center; }
.cta-final .titulo-l { max-width: 20ch; margin-left: auto; margin-right: auto; }

/* ---------- Banner parallax ---------- */
.banner {
  position: relative;
  height: 62vh;
  min-height: 380px;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: flex-end;
}
.banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.35) 0%, rgba(0,0,0,0.05) 45%, rgba(0,0,0,0.8) 100%);
}
.banner__texto {
  position: relative;
  z-index: 2;
  width: min(1280px, 92vw);
  margin: 0 auto;
  padding-bottom: 44px;
}
@media (max-width: 720px) {
  .banner { background-attachment: scroll; height: 44vh; min-height: 280px; }
}

/* ---------- Texto legal ---------- */
.legal p { text-align: justify; max-width: none; }
.legal h2 {
  font-size: 1rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  margin: 38px 0 14px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.legal h2::before { content: ""; width: 26px; height: 2px; background: var(--rojo); flex: none; }
.legal ul { list-style: none; margin: 0 0 16px; }
.legal ul li {
  color: var(--gris-claro);
  margin-bottom: 8px;
  padding-left: 22px;
  position: relative;
  text-align: justify;
}
.legal ul li::before { content: "—"; position: absolute; left: 0; color: var(--rojo); }

/* ---------- Cita de posicionamiento ---------- */
.cita {
  padding: clamp(80px, 10vh, 120px) 0;
  text-align: center;
  border-top: 1px solid var(--linea);
  border-bottom: 1px solid var(--linea);
  background: var(--carbon);
}
.cita blockquote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2.3rem);
  font-weight: 500;
  line-height: 1.4;
  max-width: 34ch;
  margin: 0 auto;
  color: var(--blanco);
}
.cita blockquote .acento { font-style: italic; }
.cita cite {
  display: block;
  margin-top: 26px;
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--gris);
}

/* ---------- Galería 2x2 ---------- */
.galeria-4 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.galeria-4 figure { overflow: hidden; position: relative; aspect-ratio: 16/11; margin: 0; }
.galeria-4 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(40%);
  transform: scale(1.06);
  transition: transform 1.2s var(--transicion), filter 0.8s;
}
.galeria-4 figure:hover img { transform: scale(1); filter: grayscale(0); }
.galeria-4 figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 26px 24px 18px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gris-claro);
}

/* ---------- Animaciones on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(44px);
  transition: opacity 0.9s ease, transform 0.9s var(--transicion);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: 0.12s; }
.reveal[data-delay="2"] { transition-delay: 0.24s; }
.reveal[data-delay="3"] { transition-delay: 0.36s; }
.reveal[data-delay="4"] { transition-delay: 0.48s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- WhatsApp flotante ---------- */
.whats-flotante {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 90;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--rojo);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(255, 36, 0, 0.4);
  transition: transform 0.35s var(--transicion), background 0.35s;
}
.whats-flotante:hover { transform: scale(1.12); background: #d91e00; }
.whats-flotante svg { width: 28px; height: 28px; fill: var(--blanco); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }
  .firma, .firma--tercio { grid-column: span 12; min-height: 340px; }
  .cifras { grid-template-columns: 1fr 1fr; }
  .cifra:nth-child(2) { border-right: none; }
  .cifra:nth-child(-n+2) { border-bottom: 1px solid var(--linea); }
  .sinergias { grid-template-columns: 1fr; }
  .servicios { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .division, .columnas-2, .ficha, .galeria-2, .galeria-4 { grid-template-columns: 1fr; }
  .division__media { aspect-ratio: 4/3; }
  .manifiesto { background-attachment: scroll; }
  .hero__contenido { padding-bottom: 16vh; }
  .hero__scroll { display: none; }
  .footer__grid { grid-template-columns: 1fr; gap: 36px; }
}