/* Fondo portal */
.portal-bg{
  background: linear-gradient(180deg,#8FC1B5,#589A8D);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

/* Link sin estilos */
.card-sorteo-link{
  text-decoration: none;
}

/* Card estilo sorteo */
.card-sorteo{
  border-radius: 20px;
  border: 4px solid #ffcc80;
  transition: all .3s ease;
}

/* Hover efecto */
.card-sorteo:hover{
  transform: scale(1.04);
  box-shadow: 0 15px 40px rgba(0,0,0,.35);
}

/* Ajustes mobile */
@media(max-width:768px){
  .card-sorteo{
    margin-bottom: 20px;
  }
}