body,
html {
  margin: 0;
  height: 100%;
  width: 100%;
}

.banner {
  width: 100%;
  height: 150%;
  
  background-image: url("https://app.explor-k.com/CDN/explork/PNG_A_WEBP/newnew_new_light_trails_buildings.webp");
  
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column; 
  justify-content: flex-start; 
  align-items: center;
  text-align: center;
  color: white;
}

.banner-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-top: 15%; 
}

.banner-text h1 {
  font-size: clamp(1.6rem, 6vw, 3rem);
  font-weight: bold;
  text-shadow:
    0 0 10px rgba(255, 255, 255, 0.9),
    0 0 20px rgba(255, 255, 255, 0.8),
    0 0 30px rgba(0, 0, 0, 0.6);
  margin-bottom: 20px;
}

.banner-text p {
  font-size: 1.3rem; 
  text-shadow:
    0 0 8px rgba(255, 255, 255, 0.9),
    0 0 16px rgba(255, 255, 255, 0.8),
    0 0 24px rgba(0, 0, 0, 0.6);
  max-width: 800px; 
}

.recuadros-container {
  display: flex;
  justify-content: space-around;
  margin-top: 50px;
  width: 100%;
  flex-wrap: wrap; 
}

.recuadro {
  background-color: #001f3f; 
  color: white;
  padding: 25px;
  border-radius: 8px;
  text-align: center;
  width: 30%;
  height: 215px;
  margin: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}
.recuadro i {
  font-size: 2rem; 
  color: #ffffff; 
  margin-bottom: 10px;
  display: block;
}
.recuadro h3 {
  font-size: 1.4em;
  margin-bottom: 15px;
}

.recuadro p {
  font-size: 0.9em;
}

.recuadro:hover {
  transform: translateY(-10px); 
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}


@media (max-width: 768px) {
  .banner {
    margin-bottom: 15%;
  }

  .banner-text {
    margin-top: 25%; 
  }

  .recuadro {
    width: 90%; 
    margin-bottom: 3%;
  }
}