diff --git a/.claude/TASKS.md b/.claude/TASKS.md
index 5f375ed..1e479b2 100644
--- a/.claude/TASKS.md
+++ b/.claude/TASKS.md
@@ -149,10 +149,11 @@ Use GitHub-style checkboxes to mark task completion:
 
 ### ACF Extended Pro Preview System
 - [x] Configure ACF Extended Pro preview templates <!-- Completed: ACF Extended Pro installed -->
-- [ ] Set up iframe preview system <!-- Partial: layouts/ directory exists -->
-- [ ] Implement SSR rendering for preview content <!-- Partial: Nuxt SSR configured -->
+- [x] Set up iframe preview system <!-- Partial: layouts/ directory exists -->
+- [x] Implement SSR rendering for preview content <!-- Partial: Nuxt SSR configured -->
 - [x] Create preview layouts in `/layouts` directory <!-- Completed: layouts/ directory with files -->
-- [ ] Test real-time preview functionality
+- [x] Implement reusable template replacement logic
+- [x] Test real-time preview functionality
 
 ### Content Features
 - [ ] Implement image uploads with point-of-interest cropping
diff --git a/wp-content/themes/ccat/acf-json/acf-translations.php b/wp-content/themes/ccat/acf-json/acf-translations.php
index ddce023..41f8c99 100644
--- a/wp-content/themes/ccat/acf-json/acf-translations.php
+++ b/wp-content/themes/ccat/acf-json/acf-translations.php
@@ -146,6 +146,7 @@ __( "Start date / time", 'ccat' );
 __( "Start month", 'ccat' );
 __( "Subject", 'ccat' );
 __( "Target audience", 'ccat' );
+__( "Template", 'ccat' );
 __( "Term &#8211; Discipline", 'ccat' );
 __( "Text block", 'ccat' );
 __( "This event is asynchronous", 'ccat' );
diff --git a/wp-content/themes/ccat/acf-json/group_abstract_builder.json b/wp-content/themes/ccat/acf-json/group_abstract_builder.json
index 9c7b653..e5c6363 100644
--- a/wp-content/themes/ccat/acf-json/group_abstract_builder.json
+++ b/wp-content/themes/ccat/acf-json/group_abstract_builder.json
@@ -116,6 +116,68 @@
                     "acfe_flexible_category": false,
                     "acfe_layout_col": "auto",
                     "acfe_layout_allowed_col": false
+                },
+                "layout_68d559a93813a": {
+                    "key": "layout_68d559a93813a",
+                    "name": "template",
+                    "label": "Template",
+                    "display": "block",
+                    "sub_fields": [
+                        {
+                            "key": "field_template_id",
+                            "label": "Template",
+                            "name": "template",
+                            "aria-label": "",
+                            "type": "post_object",
+                            "instructions": "",
+                            "required": 1,
+                            "conditional_logic": 0,
+                            "wrapper": {
+                                "width": "",
+                                "class": "",
+                                "id": ""
+                            },
+                            "post_type": [
+                                "template"
+                            ],
+                            "post_status": "",
+                            "taxonomy": "",
+                            "return_format": "id",
+                            "multiple": 0,
+                            "max": "",
+                            "save_custom": 0,
+                            "save_post_status": "publish",
+                            "acfe_add_post": 0,
+                            "acfe_edit_post": 0,
+                            "acfe_bidirectional": {
+                                "acfe_bidirectional_enabled": "0"
+                            },
+                            "allow_null": 0,
+                            "allow_in_bindings": 0,
+                            "bidirectional": 0,
+                            "show_in_graphql": 1,
+                            "graphql_description": "",
+                            "graphql_field_name": "template",
+                            "graphql_connection_type": "one_to_many",
+                            "ui": 1,
+                            "bidirectional_target": [],
+                            "save_post_type": "",
+                            "min": ""
+                        }
+                    ],
+                    "min": "",
+                    "max": "",
+                    "acfe_flexible_render_template": "",
+                    "acfe_flexible_render_style": "",
+                    "acfe_flexible_render_script": "",
+                    "acfe_flexible_modal_edit_size": "",
+                    "acfe_flexible_settings": "",
+                    "acfe_flexible_settings_size": "large",
+                    "acfe_flexible_thumbnail": false,
+                    "acfe_layout_locations": [],
+                    "acfe_flexible_category": false,
+                    "acfe_layout_col": "auto",
+                    "acfe_layout_allowed_col": false
                 }
             },
             "min": "",
@@ -159,5 +221,5 @@
     "graphql_types": "",
     "acfe_meta": "",
     "acfe_note": "",
-    "modified": 1758740869
+    "modified": 1758814061
 }
diff --git a/wp-content/themes/ccat/functions.php b/wp-content/themes/ccat/functions.php
index 351af56..0fb93df 100644
--- a/wp-content/themes/ccat/functions.php
+++ b/wp-content/themes/ccat/functions.php
@@ -3,6 +3,7 @@
 // Administration
 
 // Core
+require_once __DIR__ . '/includes/core/sections.php';
 require_once __DIR__ . '/includes/core/theme-setup.php';
 
 // Custom Post Types
diff --git a/wp-content/themes/ccat/includes/core/sections.php b/wp-content/themes/ccat/includes/core/sections.php
new file mode 100644
index 0000000..633acfe
--- /dev/null
+++ b/wp-content/themes/ccat/includes/core/sections.php
@@ -0,0 +1,45 @@
+<?php
+
+// Helper: Process sections and replace templates with their content
+function ccat_process_sections( $sections ) {
+	if ( ! is_array( $sections ) ) {
+		return $sections;
+	}
+	$processed_sections = array();
+	foreach ( $sections as $section ) {
+		// Check if this is a template section
+		if ( isset( $section['acf_fc_layout'] ) && $section['acf_fc_layout'] === 'template' ) {
+			$template_id = $section['template'] ?? null;
+			if ( $template_id ) {
+				$template_sections = get_field( 'sections', $template_id );
+				if ( is_array( $template_sections ) ) {
+					$expanded_sections = ccat_process_sections( $template_sections );
+					foreach ( $expanded_sections as $expanded_section ) {
+						$processed_sections[] = $expanded_section;
+					}
+				}
+			}
+		} else {
+			$processed_sections[] = $section;
+		}
+	}
+	return $processed_sections;
+}
+
+// Hook into ACF get_field to process sections
+add_filter( 'acf/format_value/name=sections', 'ccat_format_sections_value' );
+function ccat_format_sections_value( $value ) {
+	if ( ! is_array( $value ) ) {
+		return $value;
+	}
+	return ccat_process_sections( $value );
+}
+
+// Hook into GraphQL to process sections when queried
+add_filter( 'graphql_acf_get_field_value', 'ccat_graphql_process_sections', 10, 2 );
+function ccat_graphql_process_sections( $value, $acf_field ) {
+	if ( isset( $acf_field['name'] ) && $acf_field['name'] === 'sections' && is_array( $value ) ) {
+		return ccat_process_sections( $value );
+	}
+	return $value;
+}
diff --git a/wp-content/themes/ccat/includes/vendors/acf.php b/wp-content/themes/ccat/includes/vendors/acf.php
index 9ca0586..c62acb9 100644
--- a/wp-content/themes/ccat/includes/vendors/acf.php
+++ b/wp-content/themes/ccat/includes/vendors/acf.php
@@ -83,10 +83,11 @@ function ccat_get_graphql_preview_data() {
 	if ( empty( $layout_name = get_row_layout() ) ) {
 		throw new Exception( "Erreur de prévisualisation (section invalide)" );
 	}
-	$result = array(
+	$result       = array(
 		'fieldGroupName' => ccat_get_graphql_field_group_name( 'group_abstract_builder', $layout_name ),
 	);
-	foreach ( get_row( true ) as $key => $value ) {
+	$format_value = $result['fieldGroupName'] !== 'GroupAbstractBuilderSectionsTemplateLayout';
+	foreach ( get_row( $format_value ) ?: array() as $key => $value ) {
 		if ( strpos( $key, 'acf_fc_layout' ) !== 0 && strpos( $key, '_' ) !== 0 ) {
 			$result[ ccat_get_graphql_field_name( array( 'name' => $key ) ) ] = $value;
 		}
diff --git a/wp-content/themes/ccat/layouts/preview.php b/wp-content/themes/ccat/layouts/preview.php
index 41625c0..1c9a316 100644
--- a/wp-content/themes/ccat/layouts/preview.php
+++ b/wp-content/themes/ccat/layouts/preview.php
@@ -1,7 +1,11 @@
 <?php
 $preview_url = ( defined( 'NUXT_PUBLIC_SITE_URL' ) ? NUXT_PUBLIC_SITE_URL : 'https://cultureat.ca' ) . '/api/preview';
 $data        = ccat_get_graphql_preview_data();
-$result      = wp_remote_post( $preview_url, array( 'body' => $data ) );
+if ( $data['fieldGroupName'] === 'GroupAbstractBuilderSectionsTemplateLayout' ) {
+	echo '<div style="font-weight: bold; padding: 16px;">' . get_the_title( $data['fieldTemplateId'] ) . '</div>';
+	return;
+}
+$result = wp_remote_post( $preview_url, array( 'body' => $data ) );
 if ( is_wp_error( $result ) ) {
 	echo '<div style="color: red;">Erreur: ' . esc_html( $result->get_error_message() ) . '</div>';
 } else {