function jitozu_snow_dome_shortcode() {
    // 1. WordPressから「作品」データを取得
    $args = array('post_type' => 'works_dome', 'posts_per_page' => -1);
    $query = new WP_Query($args);
    $works_data = array();

    if ($query->have_posts()) {
        while ($query->have_posts()) {
            $query->the_post();
            $works_data[] = array(
                'title'    => get_the_title(),
                'category' => get_field('work_cat'),
                'date'     => get_field('work_date'),
                'img'      => get_field('work_img'),
                'link'     => get_field('work_link'),
            );
        }
    }
    wp_reset_postdata();

    // 2. JSファイルを読み込み、データを渡す
    // ※ main.js はテーマフォルダ内の /js/main.js に置く前提です
    wp_enqueue_script('three-js', 'https://cdnjs.cloudflare.com/ajax/libs/three.js/0.160.0/three.min.js', array(), null, true);
    wp_enqueue_script('snow-dome-main', get_template_directory_uri() . '/js/main.js', array('three-js'), '1.0', true);
    wp_localize_script('snow-dome-main', 'wpData', array('designWorks' => $works_data));

    // 3. HTMLの「箱」を出力
    ob_start(); ?>
    <div id="snow-dome-wrapper" style="position: relative; width: 100%; height: 80vh; min-height: 500px; background: #0e1a2b; overflow: hidden;">
        <div id="ui" style="position: absolute; top: 20px; left: 50%; transform: translateX(-50%); z-index: 100; display: flex; gap: 15px;">
            <button data-cat="logo">Logo</button>
            <button data-cat="poster">Poster</button>
            <button data-cat="package">Package</button>
            <button data-cat="others">Others</button>
        </div>
        <div id="tooltip" style="position: absolute; color: white; background: rgba(0,0,0,0.6); padding: 5px 10px; border-radius: 4px; display: none; pointer-events: none; z-index: 200;"></div>
    </div>
    <br />
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