jQuery(document).ready(function($){
    // Toggle input mode
    $('#bhs-mode').change(function(){
        var mode = $(this).val();
        if(mode=='quick'){
            $('.quick-input').show();
            $('.precise-input').hide();
        } else {
            $('.quick-input').hide();
            $('.precise-input').show();
        }
    });

    // Initial mode
    $('#bhs-mode').trigger('change');

    // Calculate score
    $('#bhs-calc-btn').click(function(){
        var data = { action:'bhs_calculate', mode: $('#bhs-mode').val() };
        $('#bhs-form').serializeArray().forEach(function(field){ data[field.name]=field.value; });
        $.post(bhs_ajax.ajax_url, data, function(response){
            if(response.success){
                $('#bhs-results').show();
                $('#bhs-score').text(response.data.bhs).css('color',response.data.color);
                var kpiHtml = '<ul>';
                $.each(response.data.scores, function(k,v){ kpiHtml += '<li>'+k+': '+v+'</li>'; });
                kpiHtml += '</ul>';
                $('#bhs-kpi-results').html(kpiHtml);
                $('#bhs-ai-suggestions').html('<strong>AI Tip:</strong> '+response.data.ai_suggestion);
            }
        });
    });
});