/* ====== PALETA DE COLORES ====== 
Primario: #1E3A5F (Azul marino profundo)
Secundario: #2C5D8A (Azul intermedio)
Acento: #4A90E2 (Azul brillante)
Fondo: #F5F8FC (Gris azulado claro)
Texto principal: #1E2A38 (Casi negro azulado)
Texto claro: #EAF0F6 (Blanco azulado)
==================================*/

body {
  background-color: #F5F8FC;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #1E2A38;
  line-height: 1.6;
}

header {
  background: linear-gradient(135deg, #1E3A5F, #2C5D8A);
  color: #EAF0F6;
  padding: 60px 20px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.25);
}

header h1 {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #4A90E2;
}

header h2 {
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: 1px;
  color: #EAF0F6;
}

section h2 {
  color: #1E3A5F;
  font-weight: 600;
  margin-bottom: 20px;
}

section p {
  max-width: 800px;
  margin: 0 auto 30px auto;
  font-size: 1.1rem;
  color: #2C5D8A;
}

.contenedor img {
  width: 100%;
  border-radius: 12px;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  cursor: pointer;
}

.contenedor img:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 18px rgba(0,0,0,0.25);
  border: 2px solid #4A90E2;
}

footer {
  background: #1E3A5F;
  color: #EAF0F6;
  padding: 40px 20px;
  font-size: 0.95rem;
}

footer a {
  color: #4A90E2;
  transition: color 0.3s ease;
}

footer a:hover {
  color: #EAF0F6;
}
form .form-control {
  border: 1px solid #2C5D8A;
  border-radius: 8px;
  transition: all 0.3s ease;
}

form .form-control:focus {
  border-color: #4A90E2;
  box-shadow: 0 0 8px rgba(74, 144, 226, 0.4);
}

form label {
  font-weight: 500;
  color: #1E3A5F;
}

.btn-primary {
  background-color: #2C5D8A;
  border: none;
  border-radius: 8px;
  padding: 10px;
  font-size: 1.1rem;
  transition: background-color 0.3s ease;
}

.btn-primary:hover {
  background-color: #4A90E2;
}