/* Fuente y base */
body {
  font-family: 'Open Sans', sans-serif;
  margin: 0;
  background: #eef2f7;
  color: #333;
  line-height: 1.6;
}

/* Encabezado */
header {
  background: linear-gradient(90deg, #2196F3, #1976D2);
  color: white;
  padding: 1.5em;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

header h1 {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  font-size: 2em;
}

nav {
  margin-top: 0.5em;
}

nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #FFC107;
}

/* Sección de bienvenida */
.hero {
  background: #ffffff;
  padding: 3em 2em;
  text-align: center;
  border-radius: 12px;
  margin: 2em auto;
  max-width: 1000px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.hero h2 {
  font-family: 'Poppins', sans-serif;
  color: #2196F3;
  font-size: 1.8em;
  margin-bottom: 0.5em;
}

/* Tarjetas */
.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5em;
  margin: 2em auto;
  max-width: 1000px;
}

.card {
  background: white;
  padding: 2em;
  border-radius: 12px;
  flex: 1 1 280px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  text-align: center;
  transition: transform 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
}

.card h3 {
  font-family: 'Poppins', sans-serif;
  color: #2196F3;
  margin-bottom: 0.5em;
}

/* Gráfica de avance */
.progress {
  background: white;
  padding: 2em;
  margin: 2em auto;
  max-width: 1000px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  text-align: center;
}

.progress h2 {
  font-family: 'Poppins', sans-serif;
  color: #2196F3;
  margin-bottom: 1em;
}

/* Formulario de contacto */
.formulario {
  background: white;
  padding: 2em;
  margin: 2em auto;
  max-width: 600px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

form label {
  font-weight: bold;
}

form input, form textarea {
  width: 100%;
  padding: 12px;
  margin-top: 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1em;
}

.btn-contacto {
  display: inline-block;
  background: #2196F3; /* Azul principal TEA */
  color: white;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease;
}

.btn-contacto:hover {
  background: #1976D2; /* Azul más oscuro al pasar el cursor */
}


form input[type="submit"] { background: #4CAF50; color: white; border: none; margin-top: 15px; cursor: pointer; font-weight: bold; transition: background 0.3s ease; } form input[type="submit"]:hover { background: #388E3C; } /* Pie de página */ footer { background: #1976D2; color: white; text-align: center; padding: 1.5em; margin-top: 3em; box-shadow: 0 -2px 6px rgba(0,0,0,0.2); } footer p { font-size: 1.1em; font-weight: bold; margin-bottom: 0.5em; } footer small { font-size: 0.9em; opacity: 0.9; } footer a { color: #FFC107; text-decoration: none; } footer a:hover { text-decoration: underline; }