body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  background-color: #ffffff;
  color: #000000;
}

/* Encabezado */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #ffffff;
  padding: 10px 40px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  height: 60px;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 25px;
  margin: 0;
  padding: 0;
}

.nav a {
  text-decoration: none;
  color: #000;
  font-weight: 600;
  transition: color 0.3s;
}

.nav a:hover {
  color: #e60000;
}

/* Secciones */
.section {
  padding: 80px 20px;
  max-width: 900px;
  margin: auto;
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

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

.section h1, .section h2 {
  color: #003366;
}

.section p {
  line-height: 1.6;
  font-size: 1.1rem;
}

/* Archivos */
.logos-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.logo-item img {
  max-width: 180px;
  height: auto;
  filter: drop-shadow(0 0 5px rgba(0,0,0,0.2));
}

/* Contacto */
#contacto a {
  color: #003366;
  text-decoration: none;
}

#contacto a:hover {
  text-decoration: underline;
}

/* Footer */
.footer {
  text-align: center;
  background-color: #f2f2f2;
  padding: 20px 0;
  font-size: 0.9rem;
  color: #555;
}