<?php
if (!defined('ABSPATH')) {
    exit;
}

function aicont_dashboard_settings_page() {
    if (!current_user_can('manage_options')) {
        wp_die(esc_html__('You do not have sufficient permissions to access this page.', 'aicontify'));
    }

    // Get all options
    $template_type                   = get_option('aicont_plugin_template_type', 'ready');
    $site_language                   = get_option('aicont_plugin_site_language', 'en_US');
    $site_title                      = get_option('aicont_plugin_site_title', '');

    $content_prompt_custom           = get_option('aicont_plugin_content_prompt_custom', '');
    $content_page_prompt_custom      = get_option('aicont_plugin_content_page_prompt_custom', '');
    $content_product_prompt_custom   = get_option('aicont_plugin_content_product_prompt_custom', '');
    $short_description_prompt_custom = get_option('aicont_plugin_short_description_prompt_custom', '');

    $faq_prompt_custom               = get_option('aicont_plugin_faq_prompt_custom', '');
    $faq_page_prompt_custom          = get_option('aicont_plugin_faq_page_prompt_custom', '');
    $faq_product_prompt_custom       = get_option('aicont_plugin_faq_product_prompt_custom', '');

    $seo_title_prompt_custom         = get_option('aicont_plugin_seo_title_prompt_custom', '');
    $seo_page_title_prompt_custom    = get_option('aicont_plugin_seo_page_title_prompt_custom', '');
    $seo_product_title_prompt_custom = get_option('aicont_plugin_seo_product_title_prompt_custom', '');

    $seo_meta_prompt_custom          = get_option('aicont_plugin_seo_meta_prompt_custom', '');
    $seo_meta_page_prompt_custom     = get_option('aicont_plugin_seo_meta_page_prompt_custom', '');
    $seo_meta_product_prompt_custom  = get_option('aicont_plugin_seo_meta_product_prompt_custom', '');

    $article_id                      = get_option('aicont_plugin_faq_article_id', '');
    $question_id                     = get_option('aicont_plugin_faq_question_id', '');
    $answer_id                       = get_option('aicont_plugin_faq_answer_id', '');

    $page_id                         = get_option('aicont_plugin_faq_page_article_id', '');
    $page_question_id                = get_option('aicont_plugin_faq_page_question_id', '');
    $page_answer_id                  = get_option('aicont_plugin_faq_page_answer_id', '');

    $faq_product_article_id          = get_option('aicont_plugin_faq_product_article_id', '');
    $faq_product_question_id         = get_option('aicont_plugin_faq_product_question_id', '');
    $faq_product_answer_id           = get_option('aicont_plugin_faq_product_answer_id', '');

    
    global $is_pro_active;
    
    // Determine current tab
    $current_tab = 'main';
    $valid_tabs = ['main', 'content', 'faq', 'seo-title', 'seo-meta'];
    if (
        isset($_GET['tab']) &&
        isset($_GET['aicont_tab_nonce']) &&
        wp_verify_nonce(sanitize_text_field(wp_unslash($_GET['aicont_tab_nonce'])), 'aicont_switch_tab')
    ) {
        $tab = sanitize_text_field(wp_unslash($_GET['tab']));
        if (in_array($tab, $valid_tabs, true)) {
            $current_tab = $tab;
        }
    }

    // Generate tab URLs with nonce
    $base_url = admin_url('admin.php?page=aicont-dashboard-settings');
    $tab_url = function($tab) use ($base_url) {
        return wp_nonce_url(add_query_arg(['tab' => $tab], $base_url), 'aicont_switch_tab', 'aicont_tab_nonce');
    };

    // Generate nonce for form
    $tab_nonce = wp_create_nonce('aicont_switch_tab');

    // Handle form submission and redirect manually
    if (
        isset($_POST['aicont_dashboard_nonce']) &&
        wp_verify_nonce(sanitize_text_field(wp_unslash($_POST['aicont_dashboard_nonce'])), 'aicont_save_dashboard_settings') &&
        isset($_POST['tab']) &&
        isset($_POST['aicont_tab_nonce']) &&
        wp_verify_nonce(sanitize_text_field(wp_unslash($_POST['aicont_tab_nonce'])), 'aicont_switch_tab')
    ) {
        $tab = sanitize_text_field(wp_unslash($_POST['tab']));
        if (in_array($tab, $valid_tabs, true)) {
            add_filter('wp_redirect', function($location) use ($tab) {
                return wp_nonce_url(
                    add_query_arg([
                        'page' => 'aicont-dashboard-settings',
                        'tab' => $tab,
                        'settings-updated' => 'true'
                    ], admin_url('admin.php')),
                    'aicont_switch_tab',
                    'aicont_tab_nonce'
                );
            });
        }
    }
    ?>
    <div class="wrap">
        <h1><?php esc_html_e('AiContify Settings', 'aicontify'); ?></h1>

        <?php settings_errors('aicont_plugin_settings_group'); ?>

        <form method="post" action="options.php">
            <?php
            settings_fields('aicont_plugin_settings_group');
            do_settings_sections('aicont_plugin_settings_group');
            wp_nonce_field('aicont_save_dashboard_settings', 'aicont_dashboard_nonce');
            ?>

            <!-- Hidden fields for current tab and nonce -->
            <input type="hidden" name="tab" value="<?php echo esc_attr($current_tab); ?>">
            <input type="hidden" name="aicont_tab_nonce" value="<?php echo esc_attr($tab_nonce); ?>">

            <!-- ✅ MAIN TAB: Main -->
            <?php if ($current_tab === 'main'): ?>
                <input type="hidden" name="aicont_plugin_template_type" value="<?php echo esc_attr($template_type); ?>">
                <input type="hidden" name="aicont_plugin_site_language" value="<?php echo esc_attr($site_language); ?>">
                <input type="hidden" name="aicont_plugin_site_title" value="<?php echo esc_attr($site_title); ?>">
                
                <!-- ✅ PRESERVE: All prompts -->
                <input type="hidden" name="aicont_plugin_content_prompt_custom" value="<?php echo esc_attr($content_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_page_prompt_custom" value="<?php echo esc_attr($content_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_product_prompt_custom" value="<?php echo esc_attr($content_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_short_description_prompt_custom" value="<?php echo esc_attr($short_description_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_prompt_custom" value="<?php echo esc_attr($faq_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_page_prompt_custom" value="<?php echo esc_attr($faq_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_product_prompt_custom" value="<?php echo esc_attr($faq_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_title_prompt_custom" value="<?php echo esc_attr($seo_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_page_title_prompt_custom" value="<?php echo esc_attr($seo_page_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_product_title_prompt_custom" value="<?php echo esc_attr($seo_product_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_prompt_custom" value="<?php echo esc_attr($seo_meta_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_page_prompt_custom" value="<?php echo esc_attr($seo_meta_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_product_prompt_custom" value="<?php echo esc_attr($seo_meta_product_prompt_custom); ?>">
                <?php if ($template_type === 'custom'): ?>
                    <input type="hidden" name="aicont_plugin_faq_article_id" value="<?php echo esc_attr($article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_question_id" value="<?php echo esc_attr($question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_answer_id" value="<?php echo esc_attr($answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_article_id" value="<?php echo esc_attr($page_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_question_id" value="<?php echo esc_attr($page_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_answer_id" value="<?php echo esc_attr($page_answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_article_id" value="<?php echo esc_attr($faq_product_article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_question_id" value="<?php echo esc_attr($faq_product_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_answer_id" value="<?php echo esc_attr($faq_product_answer_id); ?>">
                <?php endif; ?>
            <?php endif; ?>

            <!-- ✅ CONTENT TAB: Content prompts -->
            <?php if ($current_tab === 'content'): ?>
                <input type="hidden" name="aicont_plugin_content_prompt_custom" value="<?php echo esc_attr($content_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_page_prompt_custom" value="<?php echo esc_attr($content_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_product_prompt_custom" value="<?php echo esc_attr($content_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_short_description_prompt_custom" value="<?php echo esc_attr($short_description_prompt_custom); ?>">
                
                <!-- ✅ PRESERVE: All other prompts and settings -->
                <input type="hidden" name="aicont_plugin_template_type" value="<?php echo esc_attr($template_type); ?>">
                <input type="hidden" name="aicont_plugin_site_language" value="<?php echo esc_attr($site_language); ?>">
                <input type="hidden" name="aicont_plugin_site_title" value="<?php echo esc_attr($site_title); ?>">
                <input type="hidden" name="aicont_plugin_faq_prompt_custom" value="<?php echo esc_attr($faq_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_page_prompt_custom" value="<?php echo esc_attr($faq_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_product_prompt_custom" value="<?php echo esc_attr($faq_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_title_prompt_custom" value="<?php echo esc_attr($seo_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_page_title_prompt_custom" value="<?php echo esc_attr($seo_page_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_product_title_prompt_custom" value="<?php echo esc_attr($seo_product_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_prompt_custom" value="<?php echo esc_attr($seo_meta_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_page_prompt_custom" value="<?php echo esc_attr($seo_meta_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_product_prompt_custom" value="<?php echo esc_attr($seo_meta_product_prompt_custom); ?>">
                
                <!-- ✅ PRESERVE: ACF fields -->
                <?php if ($template_type === 'custom'): ?>
                    <input type="hidden" name="aicont_plugin_faq_article_id" value="<?php echo esc_attr($article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_question_id" value="<?php echo esc_attr($question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_answer_id" value="<?php echo esc_attr($answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_article_id" value="<?php echo esc_attr($page_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_question_id" value="<?php echo esc_attr($page_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_answer_id" value="<?php echo esc_attr($page_answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_article_id" value="<?php echo esc_attr($faq_product_article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_question_id" value="<?php echo esc_attr($faq_product_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_answer_id" value="<?php echo esc_attr($faq_product_answer_id); ?>">
                <?php endif; ?>
            <?php endif; ?>

            <!-- ✅ FAQ TAB: FAQ prompts -->
            <?php if ($current_tab === 'faq'): ?>
                <input type="hidden" name="aicont_plugin_faq_prompt_custom" value="<?php echo esc_attr($faq_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_page_prompt_custom" value="<?php echo esc_attr($faq_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_product_prompt_custom" value="<?php echo esc_attr($faq_product_prompt_custom); ?>">
                <?php if ($template_type === 'custom'): ?>
                    <input type="hidden" name="aicont_plugin_faq_article_id" value="<?php echo esc_attr($article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_question_id" value="<?php echo esc_attr($question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_answer_id" value="<?php echo esc_attr($answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_article_id" value="<?php echo esc_attr($page_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_question_id" value="<?php echo esc_attr($page_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_answer_id" value="<?php echo esc_attr($page_answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_article_id" value="<?php echo esc_attr($faq_product_article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_question_id" value="<?php echo esc_attr($faq_product_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_answer_id" value="<?php echo esc_attr($faq_product_answer_id); ?>">
                <?php endif; ?>
                
                <!-- ✅ PRESERVE: Other prompts and settings -->
                <input type="hidden" name="aicont_plugin_template_type" value="<?php echo esc_attr($template_type); ?>">
                <input type="hidden" name="aicont_plugin_site_language" value="<?php echo esc_attr($site_language); ?>">
                <input type="hidden" name="aicont_plugin_site_title" value="<?php echo esc_attr($site_title); ?>">
                <input type="hidden" name="aicont_plugin_content_prompt_custom" value="<?php echo esc_attr($content_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_page_prompt_custom" value="<?php echo esc_attr($content_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_product_prompt_custom" value="<?php echo esc_attr($content_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_short_description_prompt_custom" value="<?php echo esc_attr($short_description_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_title_prompt_custom" value="<?php echo esc_attr($seo_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_page_title_prompt_custom" value="<?php echo esc_attr($seo_page_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_product_title_prompt_custom" value="<?php echo esc_attr($seo_product_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_prompt_custom" value="<?php echo esc_attr($seo_meta_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_page_prompt_custom" value="<?php echo esc_attr($seo_meta_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_product_prompt_custom" value="<?php echo esc_attr($seo_meta_product_prompt_custom); ?>">
            <?php endif; ?>

            <!-- ✅ SEO TITLE TAB: SEO Title prompts -->
            <?php if ($current_tab === 'seo-title'): ?>
                <input type="hidden" name="aicont_plugin_seo_title_prompt_custom" value="<?php echo esc_attr($seo_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_page_title_prompt_custom" value="<?php echo esc_attr($seo_page_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_product_title_prompt_custom" value="<?php echo esc_attr($seo_product_title_prompt_custom); ?>">
                
                <!-- ✅ PRESERVE: Other prompts and settings -->
                <input type="hidden" name="aicont_plugin_template_type" value="<?php echo esc_attr($template_type); ?>">
                <input type="hidden" name="aicont_plugin_site_language" value="<?php echo esc_attr($site_language); ?>">
                <input type="hidden" name="aicont_plugin_site_title" value="<?php echo esc_attr($site_title); ?>">
                <input type="hidden" name="aicont_plugin_content_prompt_custom" value="<?php echo esc_attr($content_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_page_prompt_custom" value="<?php echo esc_attr($content_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_product_prompt_custom" value="<?php echo esc_attr($content_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_short_description_prompt_custom" value="<?php echo esc_attr($short_description_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_prompt_custom" value="<?php echo esc_attr($faq_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_page_prompt_custom" value="<?php echo esc_attr($faq_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_product_prompt_custom" value="<?php echo esc_attr($faq_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_prompt_custom" value="<?php echo esc_attr($seo_meta_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_page_prompt_custom" value="<?php echo esc_attr($seo_meta_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_product_prompt_custom" value="<?php echo esc_attr($seo_meta_product_prompt_custom); ?>">
                
                <!-- ✅ PRESERVE: ACF fields -->
                <?php if ($template_type === 'custom'): ?>
                    <input type="hidden" name="aicont_plugin_faq_article_id" value="<?php echo esc_attr($article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_question_id" value="<?php echo esc_attr($question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_answer_id" value="<?php echo esc_attr($answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_article_id" value="<?php echo esc_attr($page_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_question_id" value="<?php echo esc_attr($page_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_answer_id" value="<?php echo esc_attr($page_answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_article_id" value="<?php echo esc_attr($faq_product_article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_question_id" value="<?php echo esc_attr($faq_product_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_answer_id" value="<?php echo esc_attr($faq_product_answer_id); ?>">
                <?php endif; ?>
            <?php endif; ?>

            <!-- ✅ SEO META TAB: SEO Meta prompts -->
            <?php if ($current_tab === 'seo-meta'): ?>
                <input type="hidden" name="aicont_plugin_seo_meta_prompt_custom" value="<?php echo esc_attr($seo_meta_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_page_prompt_custom" value="<?php echo esc_attr($seo_meta_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_meta_product_prompt_custom" value="<?php echo esc_attr($seo_meta_product_prompt_custom); ?>">
                
                <!-- ✅ PRESERVE: Other prompts and settings -->
                <input type="hidden" name="aicont_plugin_template_type" value="<?php echo esc_attr($template_type); ?>">
                <input type="hidden" name="aicont_plugin_site_language" value="<?php echo esc_attr($site_language); ?>">
                <input type="hidden" name="aicont_plugin_site_title" value="<?php echo esc_attr($site_title); ?>">
                <input type="hidden" name="aicont_plugin_content_prompt_custom" value="<?php echo esc_attr($content_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_page_prompt_custom" value="<?php echo esc_attr($content_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_content_product_prompt_custom" value="<?php echo esc_attr($content_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_short_description_prompt_custom" value="<?php echo esc_attr($short_description_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_prompt_custom" value="<?php echo esc_attr($faq_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_page_prompt_custom" value="<?php echo esc_attr($faq_page_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_faq_product_prompt_custom" value="<?php echo esc_attr($faq_product_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_title_prompt_custom" value="<?php echo esc_attr($seo_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_page_title_prompt_custom" value="<?php echo esc_attr($seo_page_title_prompt_custom); ?>">
                <input type="hidden" name="aicont_plugin_seo_product_title_prompt_custom" value="<?php echo esc_attr($seo_product_title_prompt_custom); ?>">
                
                <!-- ✅ PRESERVE: ACF fields -->
                <?php if ($template_type === 'custom'): ?>
                    <input type="hidden" name="aicont_plugin_faq_article_id" value="<?php echo esc_attr($article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_question_id" value="<?php echo esc_attr($question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_answer_id" value="<?php echo esc_attr($answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_article_id" value="<?php echo esc_attr($page_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_question_id" value="<?php echo esc_attr($page_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_page_answer_id" value="<?php echo esc_attr($page_answer_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_article_id" value="<?php echo esc_attr($faq_product_article_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_question_id" value="<?php echo esc_attr($faq_product_question_id); ?>">
                    <input type="hidden" name="aicont_plugin_faq_product_answer_id" value="<?php echo esc_attr($faq_product_answer_id); ?>">
                <?php endif; ?>
            <?php endif; ?>

            <!-- Navigation Tabs -->
            <h2 class="nav-tab-wrapper">
                <a href="<?php echo esc_url($tab_url('main')); ?>" class="nav-tab <?php echo $current_tab === 'main' ? 'nav-tab-active' : ''; ?>">
                    <?php esc_html_e('Main Settings', 'aicontify'); ?>
                </a>
                <a href="<?php echo esc_url($tab_url('content')); ?>" class="nav-tab <?php echo $current_tab === 'content' ? 'nav-tab-active' : ''; ?>">
                    <?php esc_html_e('Content Prompt', 'aicontify'); ?>
                </a>
                <a href="<?php echo esc_url($tab_url('faq')); ?>" class="nav-tab <?php echo $current_tab === 'faq' ? 'nav-tab-active' : ''; ?>">
                    <?php esc_html_e('FAQ Prompt', 'aicontify'); ?>
                </a>
                <a href="<?php echo esc_url($tab_url('seo-title')); ?>" class="nav-tab <?php echo $current_tab === 'seo-title' ? 'nav-tab-active' : ''; ?>">
                    <?php esc_html_e('SEO Title Prompt', 'aicontify'); ?>
                </a>
                <a href="<?php echo esc_url($tab_url('seo-meta')); ?>" class="nav-tab <?php echo $current_tab === 'seo-meta' ? 'nav-tab-active' : ''; ?>">
                    <?php esc_html_e('SEO Meta Prompt', 'aicontify'); ?>
                </a>
            </h2>

            <!-- Tab Content -->
            <?php if ($current_tab === 'main'): ?>
                <?php include plugin_dir_path(__FILE__) . 'settings/tab-main.php'; ?>
            <?php endif; ?>

            <?php if ($current_tab === 'content'): ?>
                <?php include plugin_dir_path(__FILE__) . 'settings/tab-content.php'; ?>
            <?php endif; ?>
            
            <?php if ($current_tab === 'faq'): ?>
                <?php include plugin_dir_path(__FILE__) . 'settings/tab-faq.php'; ?>
            <?php endif; ?>
                
            <?php if ($current_tab === 'seo-title'): ?>
                <?php include plugin_dir_path(__FILE__) . 'settings/tab-seo-title.php'; ?>
            <?php endif; ?>
                
            <?php if ($current_tab === 'seo-meta'): ?>
                <?php include plugin_dir_path(__FILE__) . 'settings/tab-seo-meta.php'; ?>
            <?php endif; ?>

            <?php submit_button(esc_html__('Save Settings', 'aicontify')); ?>
        </form>
    </div>
    <?php
}

// Register settings
add_action('admin_init', function() {
    if (!current_user_can('manage_options')) {
        return;
    }

    $validate_prompt = function($value, $option_name) {
        $value = sanitize_textarea_field(trim($value));
        if ($value !== '' && strpos($value, '{keyword}') === false) {
            add_settings_error(
                $option_name,
                'no_keyword',
                esc_html__('This field must include {keyword} if not empty.', 'aicontify'),
                'error'
            );
        }
        return $value;
    };

    // Main settings
    register_setting('aicont_plugin_settings_group', 'aicont_plugin_template_type', ['sanitize_callback' => 'sanitize_text_field', 'default' => 'ready']);
    register_setting('aicont_plugin_settings_group', 'aicont_plugin_site_language', ['sanitize_callback' => 'sanitize_text_field', 'default' => 'en_US']);
    register_setting('aicont_plugin_settings_group', 'aicont_plugin_site_title', [
        'sanitize_callback' => function($value) {
            $value = sanitize_text_field($value);
            if (empty($value)) {
                add_settings_error('aicont_plugin_site_title', 'empty', esc_html__('Brand title cannot be empty.', 'aicontify'), 'error');
            }
            return $value;
        },
        'default' => ''
    ]);

    // Prompt fields
    $prompt_fields = [
        'content_prompt_custom',
        'content_page_prompt_custom',
        'content_product_prompt_custom',
        'short_description_prompt_custom',
        'faq_prompt_custom',
        'faq_page_prompt_custom',
        'faq_product_prompt_custom',
        'seo_title_prompt_custom',
        'seo_page_title_prompt_custom',
        'seo_product_title_prompt_custom',
        'seo_meta_prompt_custom',
        'seo_meta_page_prompt_custom',
        'seo_meta_product_prompt_custom'
    ];

    foreach ($prompt_fields as $field) {
        $option_name = "aicont_plugin_{$field}";
        $callback = function($v) use ($validate_prompt, $option_name, $field) {
            if ($field === 'short_description_prompt_custom' && $v !== '') {
                if (strlen($v) > 300) {
                    add_settings_error($option_name, 'too_long', esc_html__('Max 300 characters.', 'aicontify'), 'error');
                }
            }
            return $validate_prompt($v, $option_name);
        };
        register_setting('aicont_plugin_settings_group', $option_name, ['sanitize_callback' => $callback, 'default' => '']);
    }

    // ACF fields
    $acf_fields = [
        'faq_article_id',
        'faq_question_id',
        'faq_answer_id',
        'faq_page_article_id',
        'faq_page_question_id',
        'faq_page_answer_id',
        'faq_product_article_id',
        'faq_product_question_id',
        'faq_product_answer_id'
    ];
    foreach ($acf_fields as $field) {
        register_setting('aicont_plugin_settings_group', "aicont_plugin_{$field}", ['sanitize_callback' => 'sanitize_text_field', 'default' => '']);
    }

    add_settings_section('aicont_plugin_main_settings', '', null, 'aicont_plugin_settings_group');
});