Load forms only when needed (auto-detect form pages)

/**

 * Trim form + reCAPTCHA assets on pages that do NOT contain a form.

 * Compatible with builders; avoids strict types and HTML/PHP mixing.

 */

function bms_page_has_form() {

    if ( ! is_singular() ) return false;

    $post_id = get_queried_object_id();

    if ( ! $post_id ) return false;

    // Always work with the raw content string

    $content = (string) get_post_field( 'post_content', $post_id );

    // Shortcodes

    if ( has_shortcode( $content, 'forminator_form' ) ) return true;

    if ( has_shortcode( $content, 'contact-form-7' ) ) return true;

    if ( has_shortcode( $content, 'elementor-template' ) ) return true;

    // Blocks (guard for classic sites)

    if ( function_exists( 'has_block' ) ) {

        if ( has_block( 'forminator/forminator-form', $content ) ) return true;

        if ( has_block( 'contact-form-7/contact-form-selector', $content ) ) return true;

    }

    // Heuristics for builders/templates

    foreach ( array( 'elementor-widget-form', 'wpcf7-form', 'forminator-custom-form' ) as $needle ) {

        if ( stripos( $content, $needle ) !== false ) return true;

    }

    return false;

}

/* Dequeue JS late (after everything enqueues) if no form on the page */

add_action( 'wp_print_scripts', function () {

    if ( is_admin() || bms_page_has_form() ) return;

    $patterns = array(

        'forminator',            // Forminator

        'contact-form-7',        // CF7

        'elementor-pro',         // Elementor forms

        'recaptcha', 'grecaptcha', 'gstatic/recaptcha', 'google.com/recaptcha'

    );

    $wp_scripts = wp_scripts();

    if ( empty( $wp_scripts->queue ) ) return;

    foreach ( (array) $wp_scripts->queue as $handle ) {

        if ( empty( $wp_scripts->registered[ $handle ] ) ) continue;

        $src = (string) $wp_scripts->registered[ $handle ]->src;

        foreach ( $patterns as $p ) {

            if ( $src && stripos( $src, $p ) !== false ) {

                wp_dequeue_script( $handle );

                wp_deregister_script( $handle );

                break;

            }

        }

    }

}, 999 );

/* Dequeue CSS late if no form on the page */

add_action( 'wp_print_styles', function () {

    if ( is_admin() || bms_page_has_form() ) return;

    $patterns = array( 'forminator', 'contact-form-7', 'elementor-pro' );

    $wp_styles = wp_styles();

    if ( empty( $wp_styles->queue ) ) return;

    foreach ( (array) $wp_styles->queue as $handle ) {

        if ( empty( $wp_styles->registered[ $handle ] ) ) continue;

        $src = (string) $wp_styles->registered[ $handle ]->src;

        foreach ( $patterns as $p ) {

            if ( $src && stripos( $src, $p ) !== false ) {

                wp_dequeue_style( $handle );

                break;

            }

        }

    }

}, 999 );

/* Load reCAPTCHA only on form pages, after interaction (safe with LiteSpeed delay) */

add_action( 'wp_footer', function () {

    if ( ! bms_page_has_form() ) return;

    $js = <<<JS

<script>

(function () {

  var loaded=false;

  function loadRecaptcha(){

    if(loaded) return; loaded=true;

    var s=document.createElement('script');

    s.src='https://www.google.com/recaptcha/api.js?render=explicit';

    s.async=true; s.defer=true;

    document.head.appendChild(s);

  }

  ['focus','mousedown','touchstart','keydown','scroll'].forEach(function(evt){

    window.addEventListener(evt,function once(){

      window.removeEventListener(evt,once,{passive:true});

      loadRecaptcha();

    },{once:true,passive:true});

  });

  setTimeout(loadRecaptcha,6000);

})();

</script>

JS;

    echo $js;

}, 99 );