functions.php

<?php
// http://speckyboy.com/2012/08/07/using-wordpress-to-create-a-micro-site-within-an-existing-theme

function magazine_post_type() {
  register_post_type( 'magazine_', array(
		'labels' => array(
			'name' => __('Magazine Posts'),
			'singular_name' => __('Magazine Edition'),
			'add_new_item' => __('Create a New Edition' )
		),
		'exclude_from_search' => true,
		'capability_type' => 'page',
		'has_archive' => true,
		'menu_position' => 10,
		'public' => true,
		'publicly_queryable' => false,
		'rewrite' => array('slug' => 'magazine', 'with_front' => true),
		'show_ui' => true,
		'supports' => array('editor', 'title', 'thumbnail', 'excerpt'),
	));
}
add_action( 'init', 'magazine_post_type' );
 
function magazine_edition_styles() {
	if(is_post_type_archive('magazine_') || is_singular('magazine_')) {
		wp_dequeue_style('master');
		wp_enqueue_style('magazine', THEME_CSS_URI . '/magazine.css', null, '0.1');
	}
}
add_action('wp_print_styles', 'magazine_edition_styles');