/* ------------------------------
   RESETEO BÁSICO
------------------------------ */
* {
  box-sizing: border-box;
}

/* ------------------------------
   ESTILOS GLOBALES
------------------------------ */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #222;  /* Fondo oscuro general */
  color: #fff;            /* Texto claro */
}

/* ------------------------------
   ENCABEZADO
------------------------------ */
header {
  background-color: #005f6b; /* tono teal oscuro */
  text-align: center;
  padding: 20px;
}
header h1 {
  margin: 0;
  font-size: 2em;
}
header p {
  margin: 5px 0 0;
}

/* ------------------------------
   SECCIÓN DE LOGOS
------------------------------ */
.brand-logos {
  background-color: #333; 
  text-align: center;
  padding: 20px;
}
.brand-logos img {
  max-width: 200px;
  border: 2px solid #eee;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.5);
  background-color: #fff; /* Para que el logo resalte */
}

/* ------------------------------
   BARRA DE NAVEGACIÓN
------------------------------ */
nav {
  background-color: #111;
  text-align: center;
  padding: 10px;
}
nav a {
  margin: 0 15px;
  color: #fff;
  text-decoration: none;
  font-weight: bold;
  padding: 8px 12px;
  border-radius: 4px;
  transition: background-color 0.3s;
}
nav a:hover {
  background-color: #444;
}
nav a.active {
  background-color: #444;
}

/* ------------------------------
   CONTENEDOR PRINCIPAL
------------------------------ */
main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px;
  background-color: #2b2b2b; /* gris oscuro */
  border-top: 1px solid #444;
  border-bottom: 1px solid #444;
}
main section {
  margin-bottom: 20px;
}
h2 {
  color: #84d4dd; /* teal claro */
  border-bottom: 2px solid #444;
  padding-bottom: 5px;
  margin-top: 0;
}

/* ------------------------------
   SECCIÓN IMAGEN EXTRA
------------------------------ */
.extra-image {
  text-align: center;
  background-color: #333;
  padding: 20px;
  border-radius: 5px;
}
.extra-image img {
  max-width: 40%;
  border: 2px solid #444;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.5);
}

/* ------------------------------
   SECCIÓN DE SERVICIOS (GRID)
------------------------------ */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px,1fr));
  gap: 20px;
}
.service-item {
  background-color: #333;
  border: 1px solid #444;
  border-radius: 5px;
  padding: 15px;
  transition: transform 0.3s;
}
.service-item:hover {
  transform: translateY(-3px);
}
.service-item h3 {
  margin-top: 0;
  font-size: 1.2em;
  color: #84d4dd;
}

/* ------------------------------
   SECCIÓN DESTACADA (OFERTA)
------------------------------ */
.highlight {
  background-color: #444;
  color: #fff;
  padding: 20px;
  border-radius: 5px;
  margin: 20px 0;
  text-align: center;
}
.highlight h3 {
  margin-bottom: 10px;
}

/* ------------------------------
   FAQ
------------------------------ */
.faq dt {
  font-weight: bold;
  margin-top: 15px;
  color: #84d4dd;
}
.faq dd {
  margin-left: 20px;
  margin-bottom: 15px;
}

/* ------------------------------
   BOTÓN FLOTANTE DE WHATSAPP
------------------------------ */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  z-index: 100;
}
.whatsapp-float img {
  width: 100%;
  border-radius: 50%;
  box-shadow: 2px 2px 5px rgba(0,0,0,0.3);
}

/* ------------------------------
   FORMULARIO DE CONTACTO
------------------------------ */
form label {
  display: inline-block;
  margin-bottom: 5px;
  color: #84d4dd;
}
form input, form textarea {
  width: 100%;
  margin-bottom: 10px;
  padding: 8px;
  border: 1px solid #555;
  border-radius: 4px;
  background-color: #444;
  color: #fff;
}
form button {
  background-color: #005f6b;
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
}
form button:hover {
  background-color: #008999;
}

/* ------------------------------
   PIE DE PÁGINA
------------------------------ */
footer {
  background-color: #005f6b;
  text-align: center;
  padding: 20px;
}
footer p {
  margin: 5px 0;
}

/* ------------------------------
   RESPONSIVO
------------------------------ */
@media (max-width: 600px) {
  nav a {
    display: block;
    margin: 10px 0;
  }
  .brand-logos img {
    max-width: 80%;
  }
  .extra-image img {
    max-width: 90%;
  }
}