.actividades {
  max-width: 1200px;
  margin: 20px auto;
  padding: 20px;
}

.actividades h2 {
  text-align: center;
  font-size: 2em;
  margin-bottom: 30px;
  color: #1c3d7a;
}

.contenedor {
  display: flex;
  gap: 30px;
}

.menu-anios ul {
  list-style: none;
  padding: 0;
}

.menu-anios li {
  padding: 10px 20px;
  background-color: #eef3fb;
  margin-bottom: 10px;
  cursor: pointer;
  border-radius: 6px;
  font-weight: bold;
}

.menu-anios li.activo {
  background-color: #1c3d7a;
  color: white;
}

.contenido-anio {
  flex: 1;
}

.anio {
  display: none;
}

.anio.activo {
  display: block;
}

.tarjeta {
  background-color: #f9fcff;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.tarjeta h3 {
  margin-top: 0;
  color: #2c3e50;
}

.ver-mas {
  margin-top: 10px;
  padding: 8px 12px;
  background-color: #d32f2f;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.6);
  overflow-y: auto;
}

.modal-contenido {
  max-width: 1000px;
  width: 100%;
  margin: 20px auto;
  background-color: white;
  padding: 15px;
  border-radius: 8px;
  max-height: none;
}

.cerrar {
  position: absolute;
  top: 10px;
  right: 20px;
  font-size: 1.5em;
  cursor: pointer;
}

.tarjeta {
  background-color: #f5f5f5;
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 20px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.tarjeta h3 {
  margin-top: 0;
  color: #1c3d7a;
}
.ver-mas {
  background-color: #1c3d7a;
  color: white;
  border: none;
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
}
.bloque-info {
  max-width: 800px;
  margin: 0 auto;
}

.bloque-info strong {
  display: block;
  margin-bottom: 5px;
  color: #1c3d7a;
}
.bloque-info p {
    font-size: 1.15em;
    color: #333;
    line-height: 1.6;
    text-align: justify;
    margin-bottom: 12px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fila-dia-fisico-grid {
  display: grid;
  grid-template-columns: 2fr 2fr;  
  gap: 20px;
  align-items: flex-start;
  margin-top: 10px;
}

.fila-dia-fisico-grid .columna-imagen {
  text-align: center;
}

.fila-dia-fisico-grid .columna-imagen img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.fila-dia-fisico-grid .columna-texto {
  font-size: 1.2em;
  color: #333;
  line-height: 1.5; /* Espaciado entre renglones más cómodo */
}

.columna-texto strong {
  display: block;
  margin-top: 10px;
  color: #1c3d7a;
}

.collage-dia-fisico {
  margin-top: 30px;
  text-align: left;
}

.modal .carrusel {
  contain: layout style;
  isolation: isolate;
}

.carrusel {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.carrusel-ventana {
  overflow: hidden;
  width: 100%;
}

.carrusel-imagenes {
  display: flex;
  transition: transform 0.5s ease;
  transform: translateX(0); /* asegura que empiece en la primera imagen */
  width: 100%;
  overflow: hidden; /* oculta el resto hasta que se desplace */
}

.slide {
  flex: 0 0 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.slide img {
  max-width: 100%;
  max-height: 300px;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
}

.carrusel-imagenes img {
  width: auto; 
  max-width: 100%;
  max-height: 300px; 
  margin: 0 auto;
  object-fit: contain;
  border-radius: 6px;
}

.carrusel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(28, 61, 122, 0.8);
  color: white;
  border: none;
  padding: 10px;
  cursor: pointer;
  z-index: 1;
  border-radius: 50%;
}

.carrusel-btn.prev {
  left: 10px;
}

.carrusel-btn.next {
  right: 10px;
}

@media (max-width: 768px) {
  .fila-dia-fisico-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .modal-contenido{
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .carrusel-imagenes img {
    height: auto;
    object-fit: contain;
  }
}

/* ===== MODALES RESPONSIVOS ===== */
@media (max-width: 768px) {
    .modal-content {
        width: 90% !important;
        max-height: 80vh;
        overflow-y: auto;
        font-size: 0.9rem;
        padding: 15px;
    }

    .modal-content h3 {
        font-size: 1.1rem;
    }
}
/* Ajuste general para pantallas chicas */
@media (max-width: 768px) {
  .fila-dia-fisico-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .modal-contenido {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 90% !important;
    max-height: 80vh;
    overflow-y: auto;
    padding: 15px;
    font-size: 0.9rem;
  }

  .modal-contenido img,
  .modal-contenido video {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
  }

  .carrusel-imagenes img {
    height: auto;
    max-width: 100%;
    object-fit: contain;
  }
}
@media (max-width: 768px) {
  .modal {
    align-items: center;
    justify-content: center;
  }
}

.bloque-info .frase-destacada {
    font-style: italic;
    background-color: rgba(0,0,0,0.03);
    padding: 10px;
    border-left: 4px solid #0077cc;
    margin-top: 15px;
}
.imagenes-divulgacion {
    display: flex;
    flex-direction: column; 
    align-items: center;      /* centrar */
    gap: 15px;
    margin-top: 20px;
}
.imagenes-divulgacion img {
    width: 100%;
    max-width: 400px; /* un poco más grande, para ue se vea mejor */
    border-radius: 9px;
}