@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");


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

body {
  font-family: "Poppins";
  background-color: var(--gris);
  overflow-x: hidden;
}

:root {
  --white: #ffffff;
  --naranja-principal: #ff9723ff;
  --azul-principal: #0a4c8fff;
  --naranja-difuminado: #ff97237b;
  --azul-difuminado: #0a3f7aa9;
  --gris: #e0e0e0;
}

.header {
  background: var(--white);
  padding: 10px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-radius: 0 0 40px 40px;
  transition:
    background 0.4s ease,
    border-radius 0.4s ease,
    box-shadow 0.4s ease;
}

.header.scroleado {
  background: var(--naranja-principal);
  border-radius: 0 0 25px 25px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

.contenedor-imagenes {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1450px;
  margin: 0 auto;
}

.contenedor-imagenes img {
  height: 75px;
}

.portada {
  position: relative;
  height: 100vh;
  overflow: hidden;
  margin-bottom: 0;
}

.portada-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cobertura {
  position: absolute;
  inset: 0;
  background: var(--azul-difuminado);
  z-index: 1;
}

.portada-contenido {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  top: 47%;
  transform: translateY(-50%);
  padding: 0 20px;
}

.portada-contenido h1 {
  font-size: 75px;
  font-weight: 900;
}

.divisor {
  width: 550px;
  height: 1px;
  background: var(--white);
  margin: 15px auto;
}

.lema {
  font-size: 20px;
  opacity: 0.9;
  letter-spacing: 2px;
}

.boton-portada {
  position: absolute;
  bottom: 0px;
  left: 50%;
  transform: translateX(-50%);
  width: 105%;
  height: 135px;
  background: var(--naranja-principal);
  border-top-left-radius: 150%;
  border-top-right-radius: 150%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 25px;
  font-weight: 300;
  cursor: pointer;
  z-index: 3;
}

.boton-portada span {
  font-size: 40px;
  animation: flecha 1s infinite;
  margin-bottom: 0px;
  margin-top: -20px;
  font-weight: 300;
}

@keyframes flecha {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(12px);
  }
}

/* CARDS DE LAS SECCIONES */

.explorar {
  background: var(--white);
  text-align: center;
  min-height: 100vh;
  width: 100%;
  padding: 110px 20px 40px;
}

.explorar-header {
  margin-top: 20px;
}

.explorar-header h2 {
  font-size: 52px;
  font-weight: 800;
  color: #222;
  margin-bottom: 10px;
}

.explorar-header p {
  font-size: 20px;
  color: #777;
  font-style: italic;
}

.acordion {
  display: flex;
  gap: 16px;
  list-style: none;
  padding: 0;
  margin: 50px auto 0;
  max-width: 1400px;
  height: 420px;
}

/* ITEM */
.accordion__item {
  flex: 1;
  border-radius: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: flex 0.5s ease;
  overflow: hidden;
  position: relative;
  background-size: cover;
  background-position: center;
}

/* LINK */
.acordion-link {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  text-decoration: none;
  color: var(--white);
  z-index: 2;
}

/* OVERLAY — opacidad fija alta para que se lea siempre */
.accordion__item::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 28px;
  opacity: 0.9;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.accordion__item.naranja::before {
  background: var(--naranja-principal);
}

.accordion__item.azul::before {
  background: var(--azul-principal);
}

/* ICONO */
.accordion__icon {
  width: 90px;
  transition: transform 0.3s ease;
}

/* TEXTO */
.item-title {
  margin-top: 40px;
  font-size: 20px;
  font-weight: 700;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
}

@media (hover: hover) {
  .accordion__item:hover {
    flex: 4;
  }

  /* Al hacer hover baja la opacidad para mostrar la imagen de fondo */
  .accordion__item:hover::before {
    opacity: 0.6;
  }

  .accordion__item:hover .accordion__icon {
    transform: scale(1.4);
  }

  .accordion__item:hover .item-title {
    opacity: 1;
  }
}

/* TABLET  (768px – 1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
  /* ── Header ── */
  .contenedor-imagenes img {
    height: 60px;
  }

  /* ── Portada ── */
  .portada-contenido h1 {
    font-size: 44px;
    line-height: 1.2;
  }

  .divisor {
    width: 340px;
  }

  .lema {
    font-size: 16px;
    letter-spacing: 2.5px;
  }

  .boton-portada {
    height: 150px;
    font-size: 20px;
    border-top-left-radius: 120%;
    border-top-right-radius: 120%;
  }

  .boton-portada p {
    margin-top: 35px;
  }

  .boton-portada span {
    font-size: 28px;
    margin-bottom: 50px;
  }

  /* ── Sección explorar ── */
  .explorar {
    padding: 95px 25px 45px;
  }

  .explorar-header h2 {
    font-size: 36px;
    margin-top: 10px;
  }

  .explorar-header p {
    font-size: 16px;
  }

  /* ── Acordeón: grid 2×2 ── */
  .acordion {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    height: auto;
    gap: 14px;
    margin-top: 40px;
    max-width: 700px;
  }

  .accordion__item {
    width: 100%;
    height: 200px;
    border-radius: 24px;
    flex: none;
  }

  .accordion__icon {
    width: 60px;
  }

  .item-title {
    font-size: 16px;
    opacity: 1;
    transform: none;
  }

  @media (hover: hover) {
    .accordion__item:hover {
      flex: none;
      transform: scale(1.03);
      transition: transform 0.3s ease;
    }
  }
}

/*  MÓVIL  (≤ 768px) IPAD AIR */
@media (max-width: 768px) {
  .header {
    padding: 25px;
    border-radius: 0 0 30px 30px;
  }

  /* ── Header ── */
  .contenedor-imagenes img {
    height: 90px;
    margin-left: 5px;
  }

  /* ── Portada ── */
  .portada-contenido h1 {
    font-size: 60px;
    line-height: 1.2;
  }

  .divisor {
    width: 85%;
  }

  .lema {
    font-size: 22px;
    letter-spacing: 2px;
  }

  .boton-portada {
    height: 170px;
    font-size: 30px;
    gap: 15px;
    border-top-left-radius: 150%;
    border-top-right-radius: 150%;
  }

  .boton-portada p {
    margin-top: 35px;
  }

  .boton-portada span {
    font-size: 35px;
    margin-bottom: 80px;
  }

  /* ── Sección explorar ── */
  .explorar {
    padding: 25px 15px 40px;
  }

  .explorar-header h2 {
    font-size: 30px;
    margin-top: 80px;
  }

  .explorar-header p {
    font-size: 16px;
  }

  /* ── Acordeón: columna vertical ── */
  .acordion {
    flex-direction: column;
    height: auto;
    gap: 8px;
    margin-top: 30px;
  }

  .accordion__item {
    width: 100%;
    height: 100px;
    border-radius: 40px;
    flex: none;
    transition: height 0.4s ease;
    overflow: hidden;
    touch-action: manipulation;
  }

  .accordion__item.activo {
    height: 300px;
  }

  .acordion-link {
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    padding: 0 20px;
    gap: 15px;
    height: 100%;
    width: 100%;
  }

  .accordion__item.activo .acordion-link {
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 20px 25px;
  }

  .accordion__icon {
    width: 45px;
    height: 45px;
    flex-shrink: 0;
  }

  .accordion__item.activo .accordion__icon {
    width: 65px;
    height: 75px;
  }

  .item-title {
    opacity: 1;
    transform: none;
    font-size: 18px;
    margin-bottom: 0;
  }

  .accordion__item.activo .item-title {
    font-size: 20px;
  }

  .accordion__item::before {
    opacity: 0.85;
  }

  .accordion__item.activo::before {
    opacity: 0.6;
  }

  /* Desactivar expansión hover de escritorio */
  .accordion__item:hover {
    flex: none;
  }
}

/* MÓVIL PEQUEÑO  (≤ 480px) SAMSUNG S20+ */
@media (max-width: 480px) {
  /* ── Header ── */
  .header {
    padding: 15px;
    border-radius: 0 0 20px 20px;
  }

  .contenedor-imagenes img {
    height: 60px;
  }

  /* ── Portada ── */
  .portada-contenido h1 {
    font-size: 30px;
  }

  .divisor {
    width: 90%;
  }

  .lema {
    font-size: 16px;
    letter-spacing: 1px;
  }

  .boton-portada {
    height: 160px;
    font-size: 22px;
    border-top-left-radius: 40%;
    border-top-right-radius: 40%;
  }

  .boton-portada p {
    margin-top: 40px;
  }

  .boton-portada span {
    font-size: 30px;
    margin-bottom: 65px;
  }

  /* ── Sección explorar ── */
  .explorar {
    padding: 20px 12px 35px;
  }

  .explorar-header h2 {
    font-size: 25px;
    margin-top: 85px;
    font-weight: 900;
  }

  .explorar-header p {
    font-size: 15px;
  }

  /* ── Acordeón ── */
  .acordion {
    gap: 5px;
    margin-top: 30px;
  }

  .accordion__item {
    height: 115px;
    border-radius: 30px;
  }

  .accordion__item.activo {
    height: 220px;
  }

  .acordion-link {
    padding: 20px;
    gap: 15px;
  }

  .accordion__item.activo .acordion-link {
    padding: 16px 18px;
    margin-left: -30px;
    margin-top: 20px;
  }

  .accordion__icon {
    width: 65px;
    height: 65px;
  }

  .accordion__item.activo .accordion__icon {
    width: 75px;
    height: 70px;
    margin-bottom: 35px;
    margin-left: 25px;
  }

  .item-title {
    font-size: 19px;
    margin-bottom: 25px;
    margin-left: 35px;
  }

  .accordion__item.activo .item-title {
    font-size: 20px;
    margin-left: 30px;
  }
}

/* MÓVIL MUY PEQUEÑO  (≤ 360px) SAMSUNG S8+ */
@media (max-width: 360px) {
  /* ── Header ── */
  .header {
    padding: 12px;
    border-radius: 0 0 20px 20px;
  }

  .contenedor-imagenes img {
    height: 55px;
  }

  /* ── Portada ── */
  .portada-contenido h1 {
    font-size: 26px;
  }

  .lema {
    font-size: 13px;
    letter-spacing: 1.5px;
  }

  .boton-portada {
    height: 125px;
    font-size: 17px;
  }

  .boton-portada span {
    font-size: 20px;
  }

  /* ── Sección explorar ── */
  .explorar-header h2 {
    font-size: 24px;
    margin-top: 85px;
  }

  .explorar-header p {
    font-size: 13px;
  }

  /* ── Acordeón ── */

  .acordion {
    gap: 5px;
    margin-top: 30px;
  }

  .accordion__item {
    height: 90px;
    border-radius: 30px;
  }

  .accordion__item.activo {
    height: 200px;
  }

  .accordion__icon {
    width: 55px;
    height: 55px;
  }

  .accordion__item.activo .accordion__icon {
    width: 55px;
    height: 55px;
    margin-bottom: 40px;
  }

  .item-title {
    font-size: 16px;
    margin-left: 30px;
  }

  .accordion__item.activo .item-title {
    font-size: 17px;
    margin-bottom: 18px;
  }
}