printf( '<div %s>', genesis_attr( 'site-tagline-left' ) );
$tagline = get_bloginfo( 'description' );
if ( is_category( 'articles' ) ) {
	$tagline = 'Your custom text in place of site description on the articles category page';
}
printf( '<p %s>%s</p>', genesis_attr( 'site-description' ), esc_html( $tagline ) );
echo '</div>';