@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800;900&display=swap');

/* ==========================================
   VARIABLES Y ESTILOS GENERALES
========================================== */

:root {
  --rojo: #E52629;
  --gris: #B4B4B4;
  --blanco: #FFFFFF;
  --negro: #000000;
  --sombra: 0 5px 20px rgba(0,0,0,.10);
  --transicion: .3s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}

body {
  margin: 0;
  font-family: 'Nunito', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--negro);
  background: var(--blanco);
}

button, input, select, textarea {
  font-family: inherit;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transicion);
}

img {
  max-width: 100%;
  height: auto;
}

h1, h2 {
  text-align: center;
  line-height: 1.25;
}

h1 { font-size: 32px; }

h2 {
  font-size: 29px;
  margin: 0 0 45px;
}

h3 { font-size: 23px; }

/* ==========================================
   BARRA SUPERIOR
========================================== */

header {
  width: 100%;
  height: 155px;
  min-height: 155px;

  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  align-items: center;

  padding: 0 max(7%, calc((100% - 1500px) / 2));

  position: sticky;
  top: 0;
  z-index: 1000;

  background: #FFFFFF;
  box-shadow: 0 3px 12px rgba(0,0,0,.06);

  transition:
    height .35s ease,
    min-height .35s ease,
    box-shadow .35s ease;
}

.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  width: 130px;
  min-width: 130px;

  font-size: 15px;
  line-height: 1.2;
  text-align: center;

  transition: transform .35s ease;
}

.logo .mark {
  color: var(--rojo);
  font-size: 48px;
  line-height: 1;
  margin-bottom: 6px;
}

.logo small {
  font-size: 9px;
  color: #555;
}

nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 24px;

  min-width: 0;

  font-size: 20px;
  font-weight: 500;
  white-space: nowrap;
}

nav a:hover,
nav a.active {
  color: var(--rojo);
}

nav > a:not(.virtual) {
  position: relative;
}

nav > a:not(.virtual)::after {
  content: "";
  position: absolute;
  bottom: -7px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--rojo);
  transition: width .3s ease;
}

nav > a:not(.virtual):hover::after {
  width: 100%;
}

.dropdown {
  position: relative;
}

.dropdown button {
  background: none;
  border: none;
  padding: 10px 0;
  color: var(--negro);
  font-size: inherit;
  font-weight: inherit;
  cursor: pointer;
}

.dropdown button:hover {
  color: var(--rojo);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;

  min-width: 190px;
  padding: 12px;

  background: var(--blanco);
  border-top: 3px solid var(--rojo);
  box-shadow: var(--sombra);
  z-index: 1100;
}

.dropdown:hover .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
  display: grid;
  gap: 10px;
}

.dropdown-menu a {
  padding: 8px 10px;
  font-size: 16px;
}

.dropdown-menu a:hover {
  background: #F5F5F5;
  color: var(--rojo);
}

.virtual {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 180px;
  min-width: 180px;
  height: 65px;
  min-height: 65px;

  margin-left: auto;
  padding: 10px 16px;

  background: var(--rojo);
  color: var(--blanco) !important;

  border: 2px solid var(--rojo);
  border-radius: 6px;

  font-size: 17px;
  font-weight: 800;
  line-height: 1.05;
  text-align: center;

  transition:
    transform .3s ease,
    height .35s ease,
    min-height .35s ease,
    box-shadow .3s ease,
    background .3s ease,
    color .3s ease;
}

.virtual:hover {
  transform: translateY(-4px);
  background: var(--blanco);
  color: var(--rojo) !important;
  box-shadow: 0 12px 24px rgba(229,38,41,.25);
}

.toggle {
  display: none;
}

/* BARRA PEQUEÑA AL BAJAR */

@media (min-width: 1001px) {
  header.header-small {
    height: 90px;
    min-height: 90px;
    box-shadow: 0 5px 20px rgba(0,0,0,.12);
  }

  header.header-small .logo {
    transform: scale(.82);
    transform-origin: left center;
  }

  header.header-small .virtual {
    height: 49px;
    min-height: 49px;
  }
}

/* ==========================================
   BOTONES GENERALES
========================================== */

.btn {
  display: inline-block;
  background: var(--rojo);
  color: var(--blanco) !important;
  padding: 11px 22px;
  border: 2px solid var(--rojo);
  border-radius: 4px;
  font-weight: 800;
  text-align: center;
  cursor: pointer;
  transition: all var(--transicion);
}

.btn:hover {
  background: var(--blanco);
  color: var(--rojo) !important;
}

/* ==========================================
   PORTADA NOSOTROS
========================================== */

.hero {
  width: 100%;
  min-height: 780px;

  display: flex;
  align-items: flex-start;
  justify-content: center;

  padding: 185px 30px 100px;
  color: var(--blanco);

  background:
    linear-gradient(rgba(79,49,53,.78), rgba(79,49,53,.78)),
    linear-gradient(120deg,#887276,#665458);

  background-size: 110% 110%;
  background-position: center;
  animation: fondoMovimiento 18s ease-in-out infinite alternate;
}

.hero-content {
  width: 100%;
  max-width: 780px;
  margin: 0 auto;
}

.hero h1 {
  margin: 0 0 48px;
  color: var(--blanco);
  font-size: 76px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  animation: heroEntrada 1s ease both;
}

.hero-description {
  animation: heroEntrada 1.2s .2s ease both;
}

.hero p {
  font-size: 20px;
  line-height: 1.7;
  text-align: justify;
  margin: 0 0 30px;
}

.hero strong {
  font-weight: 800;
}

.hero ul {
  margin: 30px 0 0;
  padding-left: 45px;
}

.hero li {
  font-size: 20px;
  line-height: 1.7;
  margin-bottom: 4px;
}

@keyframes heroEntrada {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fondoMovimiento {
  from { background-position: 45% 50%; }
  to { background-position: 55% 50%; }
}

/* ==========================================
   SECCIONES GENERALES
========================================== */

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 65px 35px;
}

.section h2 {
  color: var(--negro);
}

.reveal {
  opacity: 0;
  transform: translateY(38px);
  transition:
    opacity .8s ease,
    transform .8s cubic-bezier(.2,.7,.2,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================
   NUESTRA HISTORIA
========================================== */

.historia {
  max-width: 1320px;
  padding: 65px 35px 85px;
}

.historia h2 {
  font-size: 36px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 55px;
}

.historia-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 25px;
  min-height: 560px;
}

.historia-barra {
  position: absolute;
  top: 210px;
  left: 0;
  right: 0;
  height: 38px;
  display: grid;
  grid-template-columns: repeat(3,1fr);
  z-index: 0;
}

.historia-barra span:nth-child(1),
.historia-barra span:nth-child(3) {
  background: var(--rojo);
}

.historia-barra span:nth-child(2) {
  background: var(--gris);
}

.historia-item {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.historia-icono {
  width: 76px;
  height: 76px;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--rojo);
  border-radius: 50%;
  position: relative;
  z-index: 3;
  transition: transform .35s ease;
}

.historia-icono:hover {
  transform: scale(1.1);
}

.historia-icono svg {
  width: 46px;
  height: 46px;
}

.historia-icono.gris {
  background: var(--gris);
}

.historia-linea {
  width: 2px;
  background: var(--negro);
  position: relative;
  z-index: 2;
}

.historia-punto {
  width: 13px;
  height: 13px;
  border: 2px solid var(--negro);
  border-radius: 50%;
  position: relative;
  z-index: 4;
}

.historia-contenido {
  width: 100%;
  max-width: 350px;
}

.historia-contenido h3 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 12px;
}

.historia-contenido p {
  font-size: 16px;
  line-height: 1.5;
  margin: 0;
}

.historia-2018,
.historia-2024 {
  padding-top: 65px;
}

.historia-2018 .historia-linea,
.historia-2024 .historia-linea {
  height: 85px;
}

.historia-2018 .historia-punto,
.historia-2024 .historia-punto {
  margin-top: -1px;
}

.historia-2018 .historia-contenido,
.historia-2024 .historia-contenido {
  margin-top: 55px;
}

.historia-2022 {
  padding-top: 0;
}

.historia-2022 .historia-contenido {
  min-height: 190px;
}

.historia-2022 .historia-contenido h3 {
  margin-top: 10px;
}

.historia-2022 .historia-punto {
  margin-top: 20px;
}

.historia-2022 .historia-linea {
  height: 85px;
}

/* ==========================================
   MARCO FILOSÓFICO
========================================== */

.philosophy {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 85px 35px 105px;
}

.philosophy h2 {
  font-size: 40px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 105px;
}

.cards,
.client-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 30px;
}

.philosophy .cards {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  align-items: stretch;
  justify-content: center;
}

.philosophy .card {
  position: relative;
  width: 100%;
  min-width: 0;
  min-height: 325px;
  margin: 0 auto;
  padding: 60px 30px 40px;

  background: var(--blanco);
  border: none;
  border-bottom: 3px solid var(--rojo);
  border-radius: 0;

  box-shadow:
    0 12px 30px rgba(0,0,0,.13),
    0 25px 45px rgba(0,0,0,.05);

  transition:
    transform .35s ease,
    box-shadow .35s ease,
    opacity .8s ease;
}

.philosophy .card:nth-child(2) {
  border-bottom-color: #858585;
  transition-delay: .12s;
}

.philosophy .card:nth-child(3) {
  transition-delay: .24s;
}

.philosophy .card:hover {
  transform: translateY(-10px);
  box-shadow:
    0 22px 45px rgba(0,0,0,.20),
    0 30px 55px rgba(0,0,0,.08);
}

.philosophy .card.reveal.visible:hover {
  transform: translateY(-10px);
}

.philosophy .dot {
  position: absolute;
  top: -43px;
  left: 50%;
  transform: translateX(-50%);

  display: flex;
  align-items: center;
  justify-content: center;

  width: 86px;
  height: 86px;

  background: var(--rojo);
  border-radius: 50%;
  color: var(--blanco);

  transition:
    transform .35s ease,
    box-shadow .35s ease;
}

.philosophy .dot svg {
  width: 47px;
  height: 47px;
}

.philosophy .card:nth-child(2) .dot {
  background: #858585;
}

.philosophy .card:hover .dot {
  transform: translateX(-50%) scale(1.08);
  box-shadow: 0 8px 25px rgba(229,38,41,.25);
}

.philosophy .card h3 {
  margin: 0 0 16px;
  font-size: 35px;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
}

.philosophy .card p {
  margin: 0;
  font-size: 17px;
  line-height: 1.7;
  text-align: justify;
}

.philosophy .card:nth-child(3) {
  padding: 60px 30px 40px;
}

.philosophy .card:nth-child(3) h3 {
  font-size: 35px;
  font-weight: 600;
  margin-bottom: 18px;
}

.lista-valores {
  margin: 0;
  padding-left: 26px;
  list-style: disc;
  font-size: 17px;
  line-height: 1.7;
}

.lista-valores li {
  padding-left: 2px;
  margin-bottom: 3px;
  transition: transform .25s ease, color .25s ease;
}

.lista-valores li:hover {
  transform: translateX(6px);
  color: var(--rojo);
}

/* ==========================================
   OTRAS SECCIONES EXISTENTES
========================================== */

.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 65px;
  align-items: center;
  margin: 55px 0;
}

.red-panel {
  display: grid;
  place-items: center;
  min-height: 310px;
  padding: 35px;
  background: var(--rojo);
  color: var(--blanco);
  border-radius: 12px;
  text-align: center;
  font-size: 23px;
  font-weight: 800;
}

.photo-placeholder {
  display: grid;
  place-content: center;
  min-height: 310px;
  padding: 25px;
  background: linear-gradient(130deg,#F0F0F0,var(--gris));
  color: #555;
  border-radius: 10px;
  text-align: center;
}

.outlined {
  padding: 30px;
  background: var(--blanco);
  border: 2px solid var(--rojo);
  border-radius: 12px;
}

.outlined h2 {
  margin: 0 0 20px;
  font-size: 22px;
  color: var(--rojo);
  text-align: left;
}

.outlined .btn {
  margin-top: 10px;
}

.client-grid {
  row-gap: 75px;
  padding: 40px 0;
}

.client { text-align: center; }

.client-logo {
  min-height: 65px;
  font-size: 28px;
  font-weight: 900;
}

.client:nth-child(3n+1) .client-logo {
  color: var(--rojo);
}

.client small { font-weight: 800; }

.center { text-align: center; }
.left { text-align: left; }
.note { font-size: 12px; color: #777; }

.contact {
  display: grid;
  place-items: center;
  min-height: 300px;
}

/* ==========================================
   RESPONSABILIDAD SOCIAL
========================================== */

.social-main {
  width: 100%;
  overflow: hidden;
}

.social-layout {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(0,1fr);
  gap: 70px;

  width: 100%;
  max-width: 1680px;

  margin: 0 auto;
  padding: 140px 55px 80px;

  align-items: start;
}

.social-texto {
  min-width: 0;
}

.social-texto h1 {
  margin: 0 0 26px;
  font-size: 52px;
  font-weight: 800;
  line-height: 1.2;
  text-align: left;
}

.social-texto p {
  margin: 0 0 28px;
  font-size: 23px;
  line-height: 1.72;
  text-align: left;
}

.social-lista {
  list-style: none;
  margin: 25px 0 28px;
  padding: 0;
}

.social-lista li {
  position: relative;
  padding-left: 24px;
  font-size: 23px;
  line-height: 1.7;
}

.social-lista li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--rojo);
  font-weight: 800;
}

.social-centrar {
  display: flex;
  justify-content: center;
  margin: 24px 0 30px;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-height: 61px;
  padding: 13px 32px;

  background: var(--rojo);
  color: var(--blanco);

  border: 2px solid var(--rojo);
  border-radius: 6px;

  font-size: 23px;
  font-weight: 800;
  cursor: pointer;

  transition:
    background .3s ease,
    color .3s ease,
    transform .3s ease,
    box-shadow .3s ease;
}

.social-btn:hover {
  background: var(--blanco);
  color: var(--rojo);
  transform: translateY(-4px);
  box-shadow: 0 10px 22px rgba(229,38,41,.2);
}

/* GALERÍA DE FOTOS */

.social-galeria {
  min-width: 0;
  padding-top: 245px;
}

.social-carrusel {
  width: 100%;
  height: 600px;

  overflow: hidden;
  border-radius: 20px;

  background: #EEEEEE;
}

.social-pista {
  display: flex;
  flex-direction: row-reverse;

  width: max-content;
  height: 100%;

  animation: socialMovimiento 24s linear infinite;
}

.social-foto {
  flex: 0 0 620px;

  width: 620px;
  height: 100%;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  gap: 12px;

  text-align: center;
  color: #FFFFFF;
}

.social-foto span {
  font-size: 58px;
  font-weight: 900;
}

.social-foto small {
  font-size: 22px;
  font-weight: 700;
}

.foto-uno {
  background: linear-gradient(135deg,#B4B4B4,#777777);
}

.foto-dos {
  background: linear-gradient(135deg,#E52629,#9C191C);
}

.foto-tres {
  background: linear-gradient(135deg,#777777,#333333);
}

/*
  La pista contiene dos grupos iguales.
  Se mueve media longitud y vuelve al inicio.
*/

@keyframes socialMovimiento {
  from {
    transform: translateX(-50%);
  }

  to {
    transform: translateX(0);
  }
}

.social-carrusel:hover .social-pista {
  animation-play-state: paused;
}

/* ==========================================
   PIE DE PÁGINA
========================================== */

footer {
  padding: 35px 6%;
  background: linear-gradient(115deg,var(--rojo),#A91B1E);
  color: var(--blanco);
  text-align: center;
}

footer > div {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 25px;
}

footer span {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 25px;
}

footer b {
  margin: 12px 0;
  font-size: 13px;
}

footer a,
footer small {
  font-size: 13px;
}

footer a:hover {
  text-decoration: underline;
}

footer p {
  margin: 40px 0 0;
  font-size: 12px;
}

/* ==========================================
   PANTALLAS MEDIANAS
========================================== */

@media (max-width: 1600px) {
  header {
    grid-template-columns: 210px minmax(0,1fr);
    padding: 0 5%;
  }

  nav {
    gap: 18px;
    font-size: 19px;
  }

  .virtual {
    width: 160px;
    min-width: 160px;
    font-size: 16px;
  }
}

@media (max-width: 1350px) {
  header {
    height: 135px;
    min-height: 135px;
    grid-template-columns: 160px minmax(0,1fr);
    padding: 0 3%;
  }

  nav {
    gap: 12px;
    font-size: 17px;
  }

  .virtual {
    width: 140px;
    min-width: 140px;
    height: 60px;
    min-height: 60px;
    font-size: 15px;
  }

  .hero h1 { font-size: 65px; }

  .social-layout {
    gap: 40px;
    padding: 110px 40px 70px;
  }

  .social-texto h1 { font-size: 43px; }

  .social-texto p,
  .social-lista li {
    font-size: 20px;
  }

  .social-galeria {
    padding-top: 210px;
  }

  .social-carrusel {
    height: 510px;
  }

  .social-foto {
    flex-basis: 520px;
    width: 520px;
  }

  .social-btn { font-size: 20px; }
}

@media (max-width: 1100px) {
  .philosophy {
    padding: 75px 25px 90px;
  }

  .philosophy .cards { gap: 22px; }

  .philosophy .card,
  .philosophy .card:nth-child(3) {
    padding: 58px 22px 35px;
  }

  .philosophy .card h3,
  .philosophy .card:nth-child(3) h3 {
    font-size: 30px;
  }

  .philosophy .card p,
  .lista-valores {
    font-size: 16px;
  }
}

/* ==========================================
   TABLETS Y CELULARES
========================================== */

@media (max-width: 1000px) {
  header {
    height: 80px;
    min-height: 80px;

    display: flex;
    justify-content: space-between;
    padding: 10px 20px;
  }

  .logo {
    width: 110px;
    min-width: 110px;
    font-size: 13px;
  }

  .logo .mark {
    font-size: 32px;
    margin-bottom: 3px;
  }

  .toggle {
    display: block;
    border: 0;
    background: var(--blanco);
    color: var(--negro);
    font-size: 28px;
    cursor: pointer;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;

    flex-direction: column;
    align-items: stretch;
    gap: 15px;

    padding: 20px;

    background: var(--blanco);
    box-shadow: var(--sombra);

    max-height: calc(100vh - 80px);
    overflow-y: auto;

    font-size: 17px;
    white-space: normal;
  }

  nav.open { display: flex; }

  .dropdown-menu {
    position: static;
    box-shadow: none;
    margin-top: 8px;
  }

  .virtual {
    width: 100%;
    min-width: 0;
    margin-left: 0;
  }

  header.header-small {
    height: 68px;
    min-height: 68px;
    box-shadow: 0 5px 18px rgba(0,0,0,.12);
  }

  header.header-small .logo {
    transform: scale(.88);
    transform-origin: left center;
  }

  header.header-small nav {
    max-height: calc(100vh - 68px);
  }

  .hero {
    min-height: 650px;
    padding: 90px 25px 70px;
  }

  .hero h1 {
    font-size: 48px;
    margin-bottom: 35px;
  }

  .hero p,
  .hero li { font-size: 17px; }

  .section { padding: 55px 22px; }

  .historia {
    padding: 55px 20px;
  }

  .historia h2 {
    font-size: 32px;
    margin-bottom: 45px;
  }

  .historia-timeline {
    grid-template-columns: 1fr;
    gap: 50px;
    min-height: auto;
  }

  .historia-barra { display: none; }

  .historia-item { padding: 0; }

  .historia-icono {
    width: 70px;
    height: 70px;
    min-height: 70px;
  }

  .historia-icono svg {
    width: 42px;
    height: 42px;
  }

  .historia-linea,
  .historia-punto {
    display: none;
  }

  .historia-contenido {
    margin-top: 20px !important;
    min-height: auto !important;
  }

  .historia-contenido h3 {
    font-size: 34px;
  }

  .historia-contenido p {
    font-size: 16px;
    line-height: 1.6;
  }

  .historia-2022 .historia-contenido { order: 2; }
  .historia-2022 .historia-icono { order: 1; }

  .cards,
  .client-grid,
  .feature,
  footer > div {
    grid-template-columns: 1fr;
  }

  .philosophy .cards {
    grid-template-columns: repeat(3,minmax(0,1fr));
  }

  .feature { gap: 25px; }
  .client-grid { gap: 25px; }

  footer > div { gap: 35px; }

  .social-layout {
    grid-template-columns: 1fr;
    gap: 35px;

    max-width: 760px;
    padding: 75px 25px;
  }

  .social-texto h1 { font-size: 40px; }

  .social-texto p,
  .social-lista li {
    font-size: 19px;
  }

  .social-galeria {
    padding-top: 0;
  }

  .social-carrusel {
    height: 450px;
  }

  .social-foto {
    flex-basis: 500px;
    width: 500px;
  }
}

@media (max-width: 760px) {
  .philosophy {
    padding: 65px 20px 85px;
  }

  .philosophy h2 {
    font-size: 32px;
    margin-bottom: 90px;
  }

  .philosophy .cards {
    grid-template-columns: 1fr;
    max-width: 480px;
    gap: 85px;
  }

  .philosophy .card,
  .philosophy .card:nth-child(3) {
    min-height: 300px;
    padding: 60px 25px 35px;
  }

  .philosophy .dot {
    width: 80px;
    height: 80px;
    top: -40px;
  }

  .philosophy .dot svg {
    width: 43px;
    height: 43px;
  }

  .philosophy .card h3,
  .philosophy .card:nth-child(3) h3 {
    font-size: 30px;
  }

  .philosophy .card p,
  .lista-valores {
    font-size: 16px;
    line-height: 1.7;
  }
}

@media (max-width: 480px) {
  .hero { padding: 65px 18px; }
  .hero h1 { font-size: 36px; }

  .hero p,
  .hero li {
    font-size: 15px;
    line-height: 1.7;
  }

  .hero ul { padding-left: 25px; }

  .section { padding: 45px 18px; }

  .historia h2,
  .philosophy h2 {
    font-size: 29px;
  }

  .red-panel {
    min-height: 250px;
    font-size: 19px;
  }

  .outlined { padding: 20px; }

  .social-layout {
    padding: 55px 18px;
  }

  .social-texto h1 {
    font-size: 33px;
  }

  .social-texto p,
  .social-lista li {
    font-size: 17px;
  }

  .social-btn {
    width: 100%;
    font-size: 17px;
    min-height: 55px;
  }

  .social-carrusel {
    height: 320px;
    border-radius: 14px;
  }

  .social-foto {
    flex-basis: 350px;
    width: 350px;
  }

  .social-foto span { font-size: 40px; }
  .social-foto small { font-size: 16px; }
}

/* ==========================================
   ACCESIBILIDAD
========================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: .01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================
   PÁGINA CONTÁCTENOS - TECNO E-DUCA
========================================== */

/* FOTO PRINCIPAL */

.pagina-contacto .contacto-hero {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 650px;
  padding: 100px 25px;
  overflow: hidden;
  background: #3e3336;
  isolation: isolate;
}

.pagina-contacto .contacto-hero-fondo {
  position: absolute;
  inset: 0;
  z-index: -2;

  /*
    Cuando tengás la foto real,
    cambiamos esta ruta por su nombre.
  */

  background-image:
    linear-gradient(
      rgba(20, 15, 18, .60),
      rgba(20, 15, 18, .65)
    ),
    url("../img/contacto.jpg");

  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;

  animation: contactoZoom 20s ease-in-out infinite alternate;
}

.pagina-contacto .contacto-hero-contenido {
  width: 100%;
  max-width: 950px;
  color: #FFFFFF;
  text-align: center;
  animation: contactoEntrada 1s ease both;
}

.pagina-contacto .contacto-etiqueta {
  display: inline-block;
  margin-bottom: 25px;
  padding: 9px 20px;
  border: 1px solid rgba(255,255,255,.65);
  border-radius: 30px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 3px;
}

.pagina-contacto .contacto-hero h1 {
  margin: 0 0 25px;
  color: #FFFFFF;
  font-size: clamp(42px, 5vw, 76px);
  font-weight: 900;
  line-height: 1.15;
  text-align: center;
}

.pagina-contacto .contacto-hero p {
  max-width: 760px;
  margin: 0 auto 40px;
  font-size: 24px;
  line-height: 1.6;
}

.pagina-contacto .contacto-hero-boton {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 15px;
  min-height: 60px;
  padding: 15px 30px;
  background: #E52629;
  color: #FFFFFF;
  border: 2px solid #E52629;
  border-radius: 7px;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: .4px;
  transition:
    background .3s ease,
    color .3s ease,
    transform .3s ease,
    box-shadow .3s ease;
}

.pagina-contacto .contacto-hero-boton:hover {
  background: #FFFFFF;
  color: #E52629;
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(0,0,0,.25);
}

/* INFORMACIÓN */

.pagina-contacto .contacto-informacion {
  width: 100%;
  max-width: 1450px;
  margin: 0 auto;
  padding: 110px 35px 130px;
}

.pagina-contacto .contacto-titulo {
  max-width: 780px;
  margin: 0 auto 65px;
  text-align: center;
}

.pagina-contacto .contacto-subtitulo {
  display: block;
  margin-bottom: 16px;
  color: #E52629;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 3px;
}

.pagina-contacto .contacto-titulo h2 {
  margin: 0 0 22px;
  color: #000000;
  font-size: 45px;
  font-weight: 900;
  text-align: center;
}

.pagina-contacto .contacto-titulo p {
  margin: 0;
  color: #555555;
  font-size: 21px;
  line-height: 1.7;
}

/* TARJETAS */

.pagina-contacto .contacto-tarjetas {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 25px;
  align-items: stretch;
}

.pagina-contacto .contacto-tarjeta {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
  min-height: 365px;
  padding: 40px 22px 30px;
  background: #FFFFFF;
  border: 1px solid #EEEEEE;
  border-bottom: 4px solid #E52629;
  border-radius: 16px;
  box-shadow: 0 10px 35px rgba(0,0,0,.08);
  text-align: center;
  color: #000000;
  transition:
    transform .35s ease,
    box-shadow .35s ease,
    opacity .8s ease;
}

.pagina-contacto .contacto-tarjeta:hover,
.pagina-contacto .contacto-tarjeta.reveal.visible:hover {
  transform: translateY(-12px);
  box-shadow: 0 22px 45px rgba(0,0,0,.15);
}

.pagina-contacto .contacto-icono {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 85px;
  height: 85px;
  margin-bottom: 25px;
  border-radius: 50%;
  background: rgba(229,38,41,.09);
  color: #E52629;
  transition:
    background .3s ease,
    color .3s ease,
    transform .3s ease;
}

.pagina-contacto .contacto-icono svg {
  width: 43px;
  height: 43px;
}

.pagina-contacto .contacto-tarjeta:hover .contacto-icono {
  background: #E52629;
  color: #FFFFFF;
  transform: scale(1.08);
}

.pagina-contacto .contacto-tarjeta h3 {
  margin: 0 0 15px;
  font-size: 23px;
  font-weight: 900;
}

.pagina-contacto .contacto-tarjeta p {
  margin: 0 0 20px;
  color: #666666;
  font-size: 16px;
  line-height: 1.6;
}

.pagina-contacto .contacto-tarjeta strong {
  margin-top: auto;
  font-size: 15px;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.pagina-contacto .contacto-tarjeta small {
  margin-top: 8px;
  font-size: 13px;
  color: #666666;
}

.pagina-contacto .contacto-enlace {
  display: inline-block;
  margin-top: 20px;
  color: #E52629;
  font-size: 15px;
  font-weight: 900;
}

/* LLAMADO A LA ACCIÓN */

.pagina-contacto .contacto-cta {
  position: relative;
  padding: 110px 25px;
  background: #F5F5F5;
  overflow: hidden;
}

.pagina-contacto .contacto-cta::before,
.pagina-contacto .contacto-cta::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border: 45px solid rgba(229,38,41,.05);
  border-radius: 50%;
  pointer-events: none;
}

.pagina-contacto .contacto-cta::before {
  top: -150px;
  left: -130px;
}

.pagina-contacto .contacto-cta::after {
  right: -130px;
  bottom: -150px;
}

.pagina-contacto .contacto-cta-contenido {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.pagina-contacto .contacto-cta-etiqueta {
  display: block;
  margin-bottom: 20px;
  color: #E52629;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 3px;
}

.pagina-contacto .contacto-cta h2 {
  margin: 0 0 25px;
  font-size: 46px;
  font-weight: 900;
  text-align: center;
}

.pagina-contacto .contacto-cta p {
  max-width: 700px;
  margin: 0 auto 35px;
  font-size: 21px;
  line-height: 1.7;
  color: #555555;
}

.pagina-contacto .contacto-cta-boton {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  min-height: 65px;
  padding: 16px 35px;
  background: #E52629;
  color: #FFFFFF;
  border: 2px solid #E52629;
  border-radius: 7px;
  font-size: 19px;
  font-weight: 900;
  transition:
    transform .3s ease,
    background .3s ease,
    color .3s ease,
    box-shadow .3s ease;
}

.pagina-contacto .contacto-cta-boton:hover {
  transform: translateY(-5px);
  background: #FFFFFF;
  color: #E52629;
  box-shadow: 0 12px 30px rgba(229,38,41,.18);
}

/* FRASE FINAL */

.pagina-contacto .contacto-frase {
  padding: 35px 20px;
  background: #E52629;
  color: #FFFFFF;
  text-align: center;
}

.pagina-contacto .contacto-frase p {
  margin: 0;
  font-size: 23px;
  font-weight: 800;
}

/* ANIMACIONES */

@keyframes contactoZoom {
  from {
    transform: scale(1);
  }

  to {
    transform: scale(1.1);
  }
}

@keyframes contactoEntrada {
  from {
    opacity: 0;
    transform: translateY(35px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* RESPONSIVE */

@media (max-width: 1200px) {
  .pagina-contacto .contacto-tarjetas {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pagina-contacto .contacto-tarjeta {
    min-height: 325px;
  }
}

@media (max-width: 700px) {
  .pagina-contacto .contacto-hero {
    min-height: 560px;
    padding: 80px 20px;
  }

  .pagina-contacto .contacto-hero h1 {
    font-size: 42px;
  }

  .pagina-contacto .contacto-hero p {
    font-size: 19px;
  }

  .pagina-contacto .contacto-hero-boton {
    font-size: 13px;
    padding: 13px 20px;
  }

  .pagina-contacto .contacto-informacion {
    padding: 75px 20px 90px;
  }

  .pagina-contacto .contacto-titulo h2 {
    font-size: 34px;
  }

  .pagina-contacto .contacto-titulo p {
    font-size: 18px;
  }

  .pagina-contacto .contacto-tarjetas {
    grid-template-columns: 1fr;
    max-width: 450px;
    margin: 0 auto;
  }

  .pagina-contacto .contacto-tarjeta {
    min-height: 300px;
  }

  .pagina-contacto .contacto-cta {
    padding: 85px 20px;
  }

  .pagina-contacto .contacto-cta h2 {
    font-size: 34px;
  }

  .pagina-contacto .contacto-cta p {
    font-size: 18px;
  }

  .pagina-contacto .contacto-cta-boton {
    width: 100%;
    font-size: 15px;
    padding: 15px;
  }

  .pagina-contacto .contacto-frase p {
    font-size: 19px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pagina-contacto .contacto-hero-fondo,
  .pagina-contacto .contacto-hero-contenido {
    animation: none;
  }
}

/* ==========================================
   OFERTA EMPRESARIAL - TECNO E-DUCA
========================================== */

.pagina-empresarial .emp-main {
  width: 100%;
  max-width: 1800px;
  margin: 0 auto;
  padding: 10px 55px 100px;
  overflow: hidden;
}

.pagina-empresarial .emp-titulo {
  margin: 0 0 85px;
  font-size: 50px;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
  color: #000000;
}

/* ==========================================
   DISTRIBUCIÓN DE LAS DOS FILAS
========================================== */

.pagina-empresarial .emp-fila {
  display: grid;
  grid-template-columns: 525px minmax(0, 1fr);
  align-items: center;
  justify-content: space-between;
  gap: 100px;
  max-width: 1500px;
  margin: 0 auto 115px;
}

.pagina-empresarial .emp-fila-invertida {
  grid-template-columns: minmax(0, 1fr) 525px;
}

.pagina-empresarial .emp-fila:last-child {
  margin-bottom: 0;
}

/* ==========================================
   TARJETAS QUE GIRAN EN 3D
========================================== */

.pagina-empresarial .emp-tarjeta {
  width: 100%;
  height: 550px;
  perspective: 1300px;
  -webkit-perspective: 1300px;
  cursor: pointer;
  outline-offset: 6px;
}

.pagina-empresarial .emp-tarjeta-interior {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;

  transition: transform .85s cubic-bezier(.2,.7,.2,1);
  will-change: transform;
}

.pagina-empresarial .emp-tarjeta:hover .emp-tarjeta-interior,
.pagina-empresarial .emp-tarjeta:focus-within .emp-tarjeta-interior,
.pagina-empresarial .emp-tarjeta:focus .emp-tarjeta-interior,
.pagina-empresarial .emp-tarjeta.emp-girada .emp-tarjeta-interior {
  transform: rotateY(180deg);
}

/* CARAS DE LA TARJETA */

.pagina-empresarial .emp-cara {
  position: absolute;
  inset: 0;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  width: 100%;
  height: 100%;

  padding: 35px;

  border-radius: 19px;

  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* CARA ROJA */

.pagina-empresarial .emp-frontal {
  background: #E52629;
  color: #FFFFFF;
}

.pagina-empresarial .emp-frontal h2 {
  margin: 0;
  font-size: 31px;
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
  color: #FFFFFF;
}

/* CARA BLANCA */

.pagina-empresarial .emp-trasera {
  justify-content: center;
  background: #FFFFFF;
  border: 3px solid #E52629;
  color: #000000;

  transform: rotateY(180deg);
  overflow-y: auto;
}

.pagina-empresarial .emp-trasera h2 {
  width: 100%;
  margin: 0 0 20px;
  color: #E52629;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.25;
  text-align: center;
}

.pagina-empresarial .emp-modalidad {
  margin: 0 0 22px;
  font-size: 18px;
  font-style: italic;
  line-height: 1.6;
  text-align: center;
}

.pagina-empresarial .emp-trasera ul {
  margin: 0 0 20px;
  padding-left: 22px;
  font-size: 17px;
  line-height: 1.75;
  text-align: left;
}

.pagina-empresarial .emp-trasera li {
  padding-left: 2px;
}

/* BOTONES */

.pagina-empresarial .emp-boton {
  display: inline-flex;
  justify-content: center;
  align-items: center;

  min-height: 46px;
  padding: 9px 26px;

  background: #E52629;
  color: #FFFFFF;

  border: 2px solid #E52629;
  border-radius: 11px;

  font-size: 17px;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;

  transition:
    background .3s ease,
    color .3s ease,
    transform .3s ease,
    box-shadow .3s ease;
}

.pagina-empresarial .emp-boton:hover {
  background: #FFFFFF;
  color: #E52629;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(229,38,41,.18);
}

/* SEGUNDA TARJETA */

.pagina-empresarial .emp-trasera-universidad {
  padding: 35px 32px;
}

.pagina-empresarial .emp-trasera-universidad h2 {
  margin-bottom: 28px;
}

.pagina-empresarial .emp-trasera-universidad p {
  width: 100%;
  margin: 0 0 28px;
  font-size: 17px;
  line-height: 1.75;
  text-align: left;
}

.pagina-empresarial .emp-trasera-universidad .emp-boton {
  margin-top: 0;
}

/* ==========================================
   CARRUSELES CONTINUOS
========================================== */

.pagina-empresarial .emp-galeria {
  min-width: 0;
  width: 100%;
}

.pagina-empresarial .emp-carrusel {
  width: 100%;
  height: 500px;

  overflow: hidden;
  border-radius: 18px;
  background: #EEEEEE;
}

.pagina-empresarial .emp-pista {
  display: flex;
  flex-direction: row;

  width: max-content;
  height: 100%;

  animation: empDeslizamiento 27s linear infinite;
  will-change: transform;
}

.pagina-empresarial .emp-pista-segunda {
  animation-duration: 30s;
}

/*
  Dos grupos idénticos.
  Al avanzar la mitad de la pista,
  la animación vuelve al inicio
  sin un salto visible.
*/

@keyframes empDeslizamiento {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

.pagina-empresarial .emp-foto {
  position: relative;
  flex: 0 0 540px;
  width: 540px;
  height: 100%;

  display: flex;
  align-items: center;
  justify-content: center;

  overflow: hidden;

  background: linear-gradient(
    135deg,
    #B4B4B4,
    #777777
  );
}

.pagina-empresarial .emp-foto:nth-child(3n+2) {
  background: linear-gradient(
    135deg,
    #E52629,
    #A91B1E
  );
}

.pagina-empresarial .emp-foto:nth-child(3n+3) {
  background: linear-gradient(
    135deg,
    #999999,
    #555555
  );
}

.pagina-empresarial .emp-foto img {
  position: absolute;
  inset: 0;
  z-index: 2;

  width: 100%;
  height: 100%;

  object-fit: cover;
  object-position: center;
}

.pagina-empresarial .emp-foto-placeholder {
  position: relative;
  z-index: 1;

  padding: 20px;
  color: #FFFFFF;
  font-size: 23px;
  font-weight: 800;
  text-align: center;
}

.pagina-empresarial .emp-carrusel:hover .emp-pista {
  animation-play-state: paused;
}

/* ==========================================
   PANTALLAS MEDIANAS
========================================== */

@media (max-width: 1450px) {
  .pagina-empresarial .emp-main {
    padding: 20px 35px 85px;
  }

  .pagina-empresarial .emp-fila {
    grid-template-columns: 450px minmax(0,1fr);
    gap: 55px;
  }

  .pagina-empresarial .emp-fila-invertida {
    grid-template-columns: minmax(0,1fr) 450px;
  }

  .pagina-empresarial .emp-tarjeta {
    height: 550px;
  }

  .pagina-empresarial .emp-carrusel {
    height: 470px;
  }

  .pagina-empresarial .emp-foto {
    flex-basis: 500px;
    width: 500px;
  }

  .pagina-empresarial .emp-trasera {
    padding: 25px;
  }

  .pagina-empresarial .emp-trasera h2 {
    font-size: 22px;
  }

  .pagina-empresarial .emp-modalidad {
    font-size: 16px;
  }

  .pagina-empresarial .emp-trasera ul,
  .pagina-empresarial .emp-trasera-universidad p {
    font-size: 16px;
  }
}

/* ==========================================
   TABLETS
========================================== */

@media (max-width: 1000px) {
  .pagina-empresarial .emp-main {
    padding: 55px 25px 80px;
  }

  .pagina-empresarial .emp-titulo {
    font-size: 42px;
    margin-bottom: 55px;
  }

  .pagina-empresarial .emp-fila,
  .pagina-empresarial .emp-fila-invertida {
    grid-template-columns: 1fr;
    gap: 35px;
    max-width: 650px;
    margin-bottom: 85px;
  }

  .pagina-empresarial .emp-tarjeta {
    height: 550px;
  }

  .pagina-empresarial .emp-carrusel {
    height: 400px;
  }

  .pagina-empresarial .emp-foto {
    flex-basis: 440px;
    width: 440px;
  }

  .pagina-empresarial .emp-fila-invertida .emp-galeria {
    order: 2;
  }

  .pagina-empresarial .emp-fila-invertida .emp-tarjeta {
    order: 1;
  }
}

/* ==========================================
   CELULARES
========================================== */

@media (max-width: 600px) {
  .pagina-empresarial .emp-main {
    padding: 45px 16px 65px;
  }

  .pagina-empresarial .emp-titulo {
    font-size: 34px;
    margin-bottom: 45px;
  }

  .pagina-empresarial .emp-fila,
  .pagina-empresarial .emp-fila-invertida {
    gap: 28px;
    margin-bottom: 65px;
  }

  .pagina-empresarial .emp-tarjeta {
    height: 570px;
  }

  .pagina-empresarial .emp-cara {
    padding: 20px;
    border-radius: 15px;
  }

  .pagina-empresarial .emp-frontal h2 {
    font-size: 25px;
  }

  .pagina-empresarial .emp-trasera h2 {
    font-size: 20px;
    margin-bottom: 14px;
  }

  .pagina-empresarial .emp-modalidad {
    font-size: 15px;
    margin-bottom: 12px;
  }

  .pagina-empresarial .emp-trasera ul {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 12px;
  }

  .pagina-empresarial .emp-trasera-universidad p {
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 18px;
  }

  .pagina-empresarial .emp-boton {
    font-size: 15px;
    padding: 9px 18px;
  }

  .pagina-empresarial .emp-carrusel {
    height: 300px;
    border-radius: 14px;
  }

  .pagina-empresarial .emp-foto {
    flex-basis: 340px;
    width: 340px;
  }

  .pagina-empresarial .emp-foto-placeholder {
    font-size: 18px;
  }
}

/* ==========================================
   ACCESIBILIDAD
========================================== */

@media (prefers-reduced-motion: reduce) {
  .pagina-empresarial .emp-pista {
    animation: none;
  }

  .pagina-empresarial .emp-tarjeta-interior {
    transition: none;
  }
}

/* ==========================================
   INSTITUTO - TECNO E-DUCA
========================================== */

.pagina-instituto .inst-main {
  width: 100%;
  max-width: 1800px;
  margin: 0 auto;
  padding: 35px 55px 110px;
  overflow: hidden;
}

.pagina-instituto .inst-titulo {
  margin: 0 0 85px;
  text-align: center;
  color: #000;
  font-size: 50px;
  font-weight: 900;
}

/* FILAS */

.pagina-instituto .inst-fila {
  display: grid;
  grid-template-columns: 525px minmax(0, 1fr);
  gap: 100px;
  align-items: center;
  max-width: 1500px;
  margin: 0 auto 115px;
}

.pagina-instituto .inst-fila-invertida {
  grid-template-columns: minmax(0, 1fr) 525px;
}

.pagina-instituto .inst-fila:last-child {
  margin-bottom: 0;
}

/* TARJETAS 3D */

.pagina-instituto .inst-tarjeta {
  width: 100%;
  height: 550px;
  perspective: 1300px;
  cursor: pointer;
  outline-offset: 6px;
}

.pagina-instituto .inst-interior {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform .85s cubic-bezier(.2,.7,.2,1);
}

@media (hover: hover) {
  .pagina-instituto .inst-tarjeta:hover .inst-interior {
    transform: rotateY(180deg);
  }
}

.pagina-instituto .inst-tarjeta.inst-girada .inst-interior {
  transform: rotateY(180deg);
}

.pagina-instituto .inst-cara {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100%;
  padding: 32px;
  border-radius: 19px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* CARA ROJA */

.pagina-instituto .inst-frontal {
  background: #E52629;
  color: #fff;
}

.pagina-instituto .inst-frontal h2 {
  margin: 0;
  font-size: 31px;
  font-weight: 900;
  line-height: 1.3;
  text-align: center;
  color: #fff;
}

/* CARA BLANCA */

.pagina-instituto .inst-trasera {
  background: #fff;
  border: 3px solid #E52629;
  color: #222;
  transform: rotateY(180deg);
  overflow-y: auto;
}

.pagina-instituto .inst-trasera h2 {
  margin: 0 0 22px;
  color: #E52629;
  font-size: 25px;
  font-weight: 900;
  text-align: center;
}

.pagina-instituto .inst-trasera p {
  width: 100%;
  margin: 0 0 24px;
  font-size: 17px;
  line-height: 1.75;
}

.pagina-instituto .inst-trasera ul {
  width: 100%;
  margin: 0 0 25px;
  padding-left: 27px;
  list-style: none;
}

.pagina-instituto .inst-trasera li {
  position: relative;
  font-size: 17px;
  line-height: 1.75;
}

.pagina-instituto .inst-trasera li::before {
  content: "•";
  position: absolute;
  left: -17px;
  color: #E52629;
  font-weight: 900;
}

/* BOTONES */

.pagina-instituto .inst-boton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 29px;
  min-height: 45px;
  background: #E52629;
  color: #fff;
  border-radius: 9px;
  font-size: 17px;
  font-weight: 900;
  text-decoration: none;
  transition: background .25s, transform .25s;
}

.pagina-instituto .inst-boton:hover {
  background: #b91e21;
  transform: translateY(-2px);
}

/* TARJETA 2 */

.pagina-instituto .inst-trasera-linea p,
.pagina-instituto .inst-trasera-linea ul {
  max-width: 280px;
}

.pagina-instituto .inst-trasera-linea h2 {
  margin-bottom: 35px;
}

/* TARJETA 3 */

.pagina-instituto .inst-trasera-tecnicas {
  padding: 25px 30px;
}

.pagina-instituto .inst-trasera-tecnicas h2 {
  margin-bottom: 12px;
}

.pagina-instituto .inst-trasera-tecnicas h3 {
  margin: 0 0 26px;
  color: #111;
  font-size: 19px;
  font-weight: 900;
  text-align: center;
}

.pagina-instituto .inst-trasera-tecnicas .inst-alianza {
  font-style: italic;
  text-align: center;
  margin-bottom: 23px;
}

.pagina-instituto .inst-trasera-tecnicas ul {
  max-width: 300px;
  margin-bottom: 24px;
}

.pagina-instituto .inst-trasera-tecnicas p {
  margin-bottom: 22px;
}

/* ==========================================
   CARRUSELES
========================================== */

.pagina-instituto .inst-galeria {
  width: 100%;
  min-width: 0;
}

.pagina-instituto .inst-carrusel {
  width: 100%;
  height: 500px;
  overflow: hidden;
  border-radius: 19px;
  background: #eee;
}

.pagina-instituto .inst-pista {
  display: flex;
  width: max-content;
  height: 100%;
  animation: instMovimiento 27s linear infinite;
  will-change: transform;
}

.pagina-instituto .inst-pista-segunda {
  animation-duration: 31s;
}

.pagina-instituto .inst-pista-tercera {
  animation-duration: 29s;
}

@keyframes instMovimiento {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

.pagina-instituto .inst-foto {
  position: relative;
  display: flex;
  flex: 0 0 540px;
  width: 540px;
  height: 100%;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #b4b4b4, #777);
}

.pagina-instituto .inst-foto:nth-child(3n+2) {
  background: linear-gradient(135deg, #e52629, #9e1d20);
}

.pagina-instituto .inst-foto:nth-child(3n+3) {
  background: linear-gradient(135deg, #999, #555);
}

.pagina-instituto .inst-foto img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
  color: transparent;
}

.pagina-instituto .inst-foto span {
  padding: 20px;
  font-size: 22px;
  font-weight: 800;
  text-align: center;
  color: #fff;
}

.pagina-instituto .inst-foto img:not([src]),
.pagina-instituto .inst-foto img[src=""] {
  display: none;
}

/* ==========================================
   TABLETS
========================================== */

@media (max-width: 1450px) {
  .pagina-instituto .inst-main {
    padding: 35px 35px 90px;
  }

  .pagina-instituto .inst-fila {
    grid-template-columns: 450px minmax(0, 1fr);
    gap: 55px;
  }

  .pagina-instituto .inst-fila-invertida {
    grid-template-columns: minmax(0, 1fr) 450px;
  }

  .pagina-instituto .inst-trasera {
    padding: 25px;
  }

  .pagina-instituto .inst-trasera h2 {
    font-size: 22px;
  }

  .pagina-instituto .inst-trasera p,
  .pagina-instituto .inst-trasera li {
    font-size: 16px;
  }
}

@media (max-width: 1000px) {
  .pagina-instituto .inst-main {
    padding: 55px 25px 80px;
  }

  .pagina-instituto .inst-titulo {
    font-size: 42px;
    margin-bottom: 55px;
  }

  .pagina-instituto .inst-fila,
  .pagina-instituto .inst-fila-invertida {
    grid-template-columns: 1fr;
    gap: 35px;
    max-width: 650px;
    margin-bottom: 85px;
  }

  .pagina-instituto .inst-tarjeta {
    height: 550px;
  }

  .pagina-instituto .inst-carrusel {
    height: 400px;
  }

  .pagina-instituto .inst-fila-invertida .inst-tarjeta {
    order: 1;
  }

  .pagina-instituto .inst-fila-invertida .inst-galeria {
    order: 2;
  }
}

/* ==========================================
   CELULARES
========================================== */

@media (max-width: 600px) {
  .pagina-instituto .inst-main {
    padding: 45px 16px 65px;
  }

  .pagina-instituto .inst-titulo {
    font-size: 34px;
    margin-bottom: 45px;
  }

  .pagina-instituto .inst-fila,
  .pagina-instituto .inst-fila-invertida {
    gap: 28px;
    margin-bottom: 65px;
  }

  .pagina-instituto .inst-tarjeta {
    height: 600px;
  }

  .pagina-instituto .inst-cara {
    padding: 20px;
    border-radius: 15px;
  }

  .pagina-instituto .inst-frontal h2 {
    font-size: 25px;
  }

  .pagina-instituto .inst-trasera h2 {
    font-size: 20px;
    margin-bottom: 15px;
  }

  .pagina-instituto .inst-trasera p,
  .pagina-instituto .inst-trasera li {
    font-size: 15px;
    line-height: 1.6;
  }

  .pagina-instituto .inst-trasera p {
    margin-bottom: 17px;
  }

  .pagina-instituto .inst-trasera ul {
    margin-bottom: 18px;
  }

  .pagina-instituto .inst-trasera-tecnicas h3 {
    font-size: 17px;
    margin-bottom: 17px;
  }

  .pagina-instituto .inst-boton {
    font-size: 15px;
    padding: 9px 19px;
  }

  .pagina-instituto .inst-carrusel {
    height: 300px;
  }

  .pagina-instituto .inst-foto {
    flex-basis: 340px;
    width: 340px;
  }

  .pagina-instituto .inst-foto span {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pagina-instituto .inst-pista {
    animation: none;
  }

  .pagina-instituto .inst-interior {
    transition: none;
  }
}

/* Ajustes comprobados: logo consistente en todas las páginas */
header a.logo{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;text-align:center;text-decoration:none;min-width:130px;width:130px;flex-shrink:0}
header a.logo .logo-imagen{display:block;width:65px;height:65px;object-fit:contain}
header a.logo .logo-texto{display:flex;flex-direction:column;align-items:center;font-size:14px;line-height:1.15}
header a.logo .logo-texto small{font-size:9px;color:#555}
/* Clientes: 23 logotipos proporcionados por el usuario */
.client-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(205px,1fr));gap:24px;max-width:1240px;margin:36px auto}
.client-grid .client{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:9px;background:#fff;border:0;border-radius:18px;padding:20px 16px;box-shadow:0 5px 25px rgba(0,0,0,.055);transition:transform .25s ease,box-shadow .25s ease;min-width:0}
.client-grid .client:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.095)}
.client-logo-imagen{height:142px;width:100%;display:flex;align-items:center;justify-content:center}
.client-logo-imagen img{display:block;width:100%;max-width:210px;height:138px;object-fit:contain}
.client-grid .client strong{font-size:15px;font-weight:800;line-height:1.3;text-align:center;color:#222}
.client-grid .client small{font-size:13px;color:#666;font-weight:600}
/* Responsabilidad social: reemplaza FOTO 1/2/3 con fotos reales */
.social-foto{overflow:hidden;position:relative;background:#f3f3f3!important}
.social-foto img{width:100%;height:100%;object-fit:cover;display:block}
/* Evitar que etiquetas de marcador cubran los carruseles de Empresas */
.emp-foto-placeholder{display:none!important}
@media(max-width:650px){header a.logo{min-width:88px;width:88px}header a.logo .logo-imagen{width:47px;height:47px}.client-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.client-grid .client{padding:12px 8px}.client-logo-imagen{height:105px}.client-logo-imagen img{height:100px}}



/* ==========================================
   CORRECCIÓN DEL ENCABEZADO - TECNO E-DUCA
   ========================================== */

/* Mostrar únicamente el logo original */
header a.logo .logo-texto,
header a.logo > small,
header a.logo > span:not(.mark) {
    display: none !important;
}

/* Mantener el logo centrado */
header a.logo {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-decoration: none !important;
}

/* Tamaño del logo original */
header a.logo .logo-imagen {
    display: block !important;
    width: 76px !important;
    height: 76px !important;
    object-fit: contain !important;
}

/* Evitar que el encabezado cambie de tamaño al bajar */
header,
header.header-small {
    transition: box-shadow 0.25s ease !important;
}

/* Evitar que el logo salte o se encoja */
header .logo,
header.header-small .logo {
    transform: none !important;
    transition: none !important;
}

/* Computadoras grandes */
@media (min-width: 1351px) {

    header.header-small {
        height: 155px !important;
        min-height: 155px !important;
    }

    header.header-small .virtual {
        height: 65px !important;
        min-height: 65px !important;
    }
}

/* Computadoras medianas */
@media (min-width: 1001px) and (max-width: 1350px) {

    header.header-small {
        height: 135px !important;
        min-height: 135px !important;
    }

    header.header-small .virtual {
        height: 60px !important;
        min-height: 60px !important;
    }
}

/* Tablets y celulares */
@media (max-width: 1000px) {

    header.header-small {
        height: 80px !important;
        min-height: 80px !important;
    }

    header.header-small nav {
        max-height: calc(100vh - 80px) !important;
    }

    header a.logo .logo-imagen {
        width: 52px !important;
        height: 52px !important;
    }
}

/* Celulares pequeños */
@media (max-width: 600px) {

    header a.logo .logo-imagen {
        width: 44px !important;
        height: 44px !important;
    }
}

/* ==========================================
   BARRA SUPERIOR QUE SE ENCOGE SIN TEMBLAR
   ========================================== */

/* Reservar el espacio original del encabezado */
body {
    padding-top: 155px;
}

/* Mantener la barra fija y permitir animación */
header,
header.header-small {
    position: fixed !important;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    transition:
        height 0.35s ease,
        min-height 0.35s ease,
        box-shadow 0.35s ease !important;
}

/* Tamaño pequeño al bajar en computadoras */
@media (min-width: 1351px) {
    header.header-small {
        height: 90px !important;
        min-height: 90px !important;
    }

    header.header-small .virtual {
        height: 49px !important;
        min-height: 49px !important;
    }
}

/* Computadoras medianas */
@media (min-width: 1001px) and (max-width: 1350px) {
    body {
        padding-top: 135px;
    }

    header.header-small {
        height: 90px !important;
        min-height: 90px !important;
    }

    header.header-small .virtual {
        height: 49px !important;
        min-height: 49px !important;
    }
}

/* Tablets y celulares */
@media (max-width: 1000px) {
    body {
        padding-top: 80px;
    }

    header.header-small {
        height: 68px !important;
        min-height: 68px !important;
    }

    header.header-small nav {
        max-height: calc(100vh - 68px) !important;
    }
}