function ensurePcTypeSelectionModalOnBody() {
            var modals = document.querySelectorAll('#pcTypeSelectionModal');
            if (modals.length > 1) {
                for (var di = 1; di < modals.length; di++) {
                    modals[di].parentNode.removeChild(modals[di]);
                }
            }
            var modalEl = document.getElementById('pcTypeSelectionModal');
            if (modalEl && modalEl.parentElement !== document.body) {
                document.body.appendChild(modalEl);
            }
        }

        window.ensurePcTypeSelectionModalOnBody = ensurePcTypeSelectionModalOnBody;

        function bindPcTypeSelectionFocusTrap($modal) {
            $modal.off('keydown.pmsPcTypeFocusTrap');
            $modal.on('keydown.pmsPcTypeFocusTrap', function(event) {
                if (event.key !== 'Tab') {
                    return;
                }
                var $focusable = $modal.find(
                    'button:not([disabled]), [href], input:not([disabled]):not([type="hidden"]), select:not([disabled]), textarea:not([disabled]), [tabindex]:not([tabindex="-1"])'
                ).filter(':visible');
                if (!$focusable.length) {
                    return;
                }
                var first = $focusable.first()[0];
                var last = $focusable.last()[0];
                if (event.shiftKey && document.activeElement === first) {
                    event.preventDefault();
                    last.focus();
                } else if (!event.shiftKey && document.activeElement === last) {
                    event.preventDefault();
                    first.focus();
                }
            });
        }

        function isPcTypeSelectionStackedContext() {
            return $('#projectDetailsModal').hasClass('show');
        }

        window.pmsOpenPcTypeSelectionModal = function(options) {
            options = options || {};
            ensurePcTypeSelectionModalOnBody();
            var $modal = $('#pcTypeSelectionModal');
            var stacked = options.stacked === true || (options.stacked !== false && isPcTypeSelectionStackedContext());

            if (stacked) {
                document.body.classList.add('pc-type-selection-stacked-open');
            } else {
                document.body.classList.remove('pc-type-selection-stacked-open');
            }

            if ($modal.hasClass('show')) {
                return;
            }

            $modal.modal({
                backdrop: true,
                keyboard: true,
                focus: true,
                show: true
            });
        };

        function setPcTypeSelectionLoadingState(message) {
            window.__pmsPcRevFlags = null;
            $('input[name="pc_type_choice"]').prop('checked', false);
            $('#pcTypeSelectionProceed').prop('disabled', true);
            $('#pcTypeSelectionHelp').text('');
            // Hide create cards until eligibility returns — avoids flash of PC-II…PC-V on UR/revised schemes.
            $('#pcTypeSelectionModal .pc-type-card-item').hide();
            setPcTypeCardEnabled($('#pcTypeOptionConcept'), false);
            setPcTypeCardEnabled($('#pcTypeOption1'), false);
            setPcTypeCardEnabled($('#pcTypeOption2'), false);
            setPcTypeCardEnabled($('#pcTypeOption3'), false);
            setPcTypeCardEnabled($('#pcTypeOption4'), false);
            setPcTypeCardEnabled($('#pcTypeOption5'), false);
        }

        /**
         * Prepare project context and open Select PC (scheme details → Generate PC).
         *
         * @param {string|number|null} projectId
         */
        window.pmsPrepareAndOpenPcTypeSelectionModal = function(projectId) {
            ensurePcTypeSelectionModalOnBody();

            $('input[name="pc_type_choice"]').prop('checked', false);
            $('#pcTypeSelectionProceed').prop('disabled', true);

            if (projectId != null && String(projectId) !== '') {
                $('#pcTypeSelectionProjectId').val(String(projectId));
                // Scheme-scoped: do not enable all cards before eligibility API applies.
                setPcTypeSelectionLoadingState();
            } else {
                $('#pcTypeSelectionProjectId').val('');
                $('#pcTypeSelectionHelp').text('');
                resetPcTypeSelectionModalLabels();
            }

            window.pmsOpenPcTypeSelectionModal({ stacked: isPcTypeSelectionStackedContext() });
        };

        $('#pcTypeSelectionModal').on('show.bs.modal', function() {
            document.body.classList.add('pc-type-selection-modal-active');
            if (isPcTypeSelectionStackedContext()) {
                document.body.classList.add('pc-type-selection-stacked-open');
            }
        });

        function syncPcTypeModalBackdropStack() {
            var $backdrops = $('body > .modal-backdrop');
            var modalCount = $('.modal.show').length;

            $backdrops.each(function(index) {
                var $backdrop = $(this);
                $backdrop.css('z-index', '');
                if (document.body.classList.contains('pc-type-selection-stacked-open')) {
                    $backdrop.css('z-index', index === 0 ? 1045 : 1080);
                } else if (index === $backdrops.length - 1) {
                    $backdrop.css('z-index', 1045);
                }
            });

            if (modalCount > 0 && $backdrops.length > modalCount) {
                $backdrops.slice(modalCount).remove();
            }
        }

        function cleanupPcTypeModalUiState() {
            document.body.classList.remove('pc-type-selection-modal-active');
            document.body.classList.remove('pc-type-selection-stacked-open');
            $('#pcTypeSelectionModal').css('z-index', '').off('keydown.pmsPcTypeFocusTrap');

            var openModals = $('.modal.show').length;
            var backdrops = $('body > .modal-backdrop').length;

            if (openModals === 0 && backdrops > 0) {
                $('body > .modal-backdrop').remove();
                $('body').removeClass('modal-open').css({ overflow: '', 'padding-right': '' });
            } else if (openModals > 0 && backdrops > openModals) {
                $('body > .modal-backdrop').slice(openModals).remove();
            }

            if ($('#projectDetailsModal').hasClass('show')) {
                $('body').addClass('modal-open');
            }
        }

        $('#pcTypeSelectionModal').on('shown.bs.modal', function() {
            var $modal = $('#pcTypeSelectionModal');

            if (isPcTypeSelectionStackedContext()) {
                document.body.classList.add('pc-type-selection-stacked-open');
            }

            syncPcTypeModalBackdropStack();
            bindPcTypeSelectionFocusTrap($modal);

            var $firstChoice = $modal.find('.pc-type-card-input:not(:disabled)').first();
            if ($firstChoice.length) {
                $firstChoice.focus();
            } else {
                $modal.find('.close').trigger('focus');
            }
        });

        $('#pcTypeSelectionModal').on('hidden.bs.modal.pmsPcTypeUi', function() {
            cleanupPcTypeModalUiState();
        });

        var PMS_CAN_CREATE_CONCEPT_NOTE = @json(can('project-concept-notes', 'add'));

        function syncConceptNoteCardVisibility() {
            var $item = $('#pcTypeCardItemConcept');
            if (!$item.length) {
                return;
            }
            if (!PMS_CAN_CREATE_CONCEPT_NOTE) {
                $item.hide();
                $('#pcTypeOptionConcept').prop('checked', false).prop('disabled', true);
                return;
            }
            $item.show();
            setPcTypeCardEnabled($('#pcTypeOptionConcept'), true);
        }

        function resetPcTypeSelectionModalLabels() {
            var $t1 = $('#pcTypeCardText1');
            if ($t1.length) {
                $t1.text('PC-1');
            }
            window.__pmsPcRevFlags = null;
            $('#pcTypeSelectionModal .pc-type-card-item').show();
            syncConceptNoteCardVisibility();
            setPcTypeCardEnabled($('#pcTypeOption1'), true);
            setPcTypeCardEnabled($('#pcTypeOption2'), true);
            setPcTypeCardEnabled($('#pcTypeOption3'), true);
            setPcTypeCardEnabled($('#pcTypeOption4'), true);
            setPcTypeCardEnabled($('#pcTypeOption5'), true);
        }

        function disableAllPcTypeCardsForAvailabilityError(message) {
            window.__pmsPcRevFlags = null;
            $('#pcTypeSelectionModal .pc-type-card-item').show();
            syncConceptNoteCardVisibility();
            setPcTypeCardEnabled($('#pcTypeOptionConcept'), false, null);
            setPcTypeCardEnabled($('#pcTypeOption1'), false, null);
            setPcTypeCardEnabled($('#pcTypeOption2'), false, null);
            setPcTypeCardEnabled($('#pcTypeOption3'), false, null);
            setPcTypeCardEnabled($('#pcTypeOption4'), false, null);
            setPcTypeCardEnabled($('#pcTypeOption5'), false, null);
            $('input[name="pc_type_choice"]').prop('checked', false);
            $('#pcTypeSelectionHelp').text('');
            syncPcTypeSelectionProceedState();
        }

        function setPcTypeCardEnabled($input, enabled, disabledTitle) {
            if (!$input || !$input.length) {
                return;
            }
            var $item = $input.closest('.pc-type-card-item');
            var $label = $item.find('label.pc-type-card');
            $input.prop('disabled', !enabled);
            $item.toggleClass('pc-type-card-item--disabled', !enabled);
            $input.attr('aria-disabled', enabled ? 'false' : 'true');
            if (!enabled) {
                if ($input.prop('checked')) {
                    $input.prop('checked', false);
                }
            }
            // Do not show eligibility messages on Generate PC cards / tooltips.
            $label.removeAttr('title');
            $item.removeAttr('title');
        }

        function syncPcTypeSelectionProceedState() {
            var $checked = $('input[name="pc_type_choice"]:checked:not(:disabled)');
            var selectedType = $checked.val();
            if (selectedType === 'concept_note' || selectedType === 'pc1' || selectedType === 'pc2' || selectedType === 'pc3' || selectedType === 'pc4' || selectedType === 'pc5') {
                $('#pcTypeSelectionProceed').prop('disabled', false);
                return;
            }
            $('#pcTypeSelectionProceed').prop('disabled', true);
        }

        function applyPcRevisionAvailabilityToModal(data, projectId) {
            var payload = data && typeof data === 'object' ? Object.assign({}, data) : {};
            if (projectId != null && projectId !== '') {
                payload._project_id = String(projectId);
            }
            window.__pmsPcRevFlags = payload;
            syncConceptNoteCardVisibility();
            var isRevisedPc1 = !!(data && data.pc1);
            var $t1 = $('#pcTypeCardText1');
            if ($t1.length && isRevisedPc1) {
                $t1.text('Revised PC-I');
            } else if ($t1.length) {
                $t1.text('PC-1');
            }
            var pc1InProgress = !!(data && data.pc1_hidden);
            $('#pcTypeSelectionModal .pc-type-card-item').show();
            var conceptAllowed = !(data && data.concept_note === false);
            setPcTypeCardEnabled($('#pcTypeOptionConcept'), conceptAllowed && PMS_CAN_CREATE_CONCEPT_NOTE, null);
            if (!conceptAllowed && $('#pcTypeOptionConcept').prop('checked')) {
                $('#pcTypeOptionConcept').prop('checked', false);
            }
            var $pc1Input = $('#pcTypeOption1');
            var blockNewPc1Only = !isRevisedPc1 && !pc1InProgress && !(data && data.pc1_new_eligible);
            var pc1Allowed = isRevisedPc1 || (!pc1InProgress && !blockNewPc1Only);
            setPcTypeCardEnabled($pc1Input, pc1Allowed, null);
            var pc2Allowed = !!(data && data.pc2);
            setPcTypeCardEnabled($('#pcTypeOption2'), pc2Allowed, null);
            if (!pc2Allowed && data && data.pc2 === false) {
                $('#pcTypeOption2').prop('checked', false);
            }
            var pc3Allowed = !!(data && data.pc3);
            setPcTypeCardEnabled($('#pcTypeOption3'), pc3Allowed, null);
            var pc4Allowed = !!(data && data.pc4);
            setPcTypeCardEnabled($('#pcTypeOption4'), pc4Allowed, null);
            var pc5Allowed = !!(data && data.pc5);
            setPcTypeCardEnabled($('#pcTypeOption5'), pc5Allowed, null);

            // Revised PC-I path (UR / approved baseline): only show Revised PC-I — hide other create cards.
            if (isRevisedPc1) {
                $('#pcTypeCardItemConcept').hide();
                $('#pcTypeOption2').closest('.pc-type-card-item').hide();
                $('#pcTypeOption3').closest('.pc-type-card-item').hide();
                $('#pcTypeOption4').closest('.pc-type-card-item').hide();
                $('#pcTypeOption5').closest('.pc-type-card-item').hide();
                $('#pcTypeOptionConcept, #pcTypeOption2, #pcTypeOption3, #pcTypeOption4, #pcTypeOption5').prop('checked', false);
            } else {
                var hidePc3 = !!(data && data.pc3_hidden) || !pc3Allowed;
                var hidePc4 = !!(data && data.pc4_hidden) || !pc4Allowed;
                var hidePc5 = !!(data && data.pc5_hidden) || !pc5Allowed;
                $('#pcTypeOption3').closest('.pc-type-card-item').toggle(!hidePc3);
                $('#pcTypeOption4').closest('.pc-type-card-item').toggle(!hidePc4);
                $('#pcTypeOption5').closest('.pc-type-card-item').toggle(!hidePc5);
                if (!conceptAllowed || !PMS_CAN_CREATE_CONCEPT_NOTE) {
                    $('#pcTypeCardItemConcept').hide();
                }
                if (!pc2Allowed) {
                    $('#pcTypeOption2').closest('.pc-type-card-item').hide();
                }
            }

            if (!pc1Allowed && $pc1Input.prop('checked')) {
                $pc1Input.prop('checked', false);
            }
            if (!pc3Allowed && $('#pcTypeOption3').prop('checked')) {
                $('#pcTypeOption3').prop('checked', false);
            }
            if (!pc4Allowed && $('#pcTypeOption4').prop('checked')) {
                $('#pcTypeOption4').prop('checked', false);
            }
            if (!pc5Allowed && $('#pcTypeOption5').prop('checked')) {
                $('#pcTypeOption5').prop('checked', false);
            }
            $('#pcTypeSelectionHelp').text('');
            syncPcTypeSelectionProceedState();
        }

        function pmsFetchPcRevisionAvailability(projectId) {
            var url = window.pmsPcRevisionAvailabilityUrl;
            if (!url || !projectId) {
                resetPcTypeSelectionModalLabels();
                return;
            }
            var pendingPid = String(projectId);
            setPcTypeSelectionLoadingState();
            $.getJSON(url, { project_id: projectId })
                .done(function(data) {
                    if (String($('#pcTypeSelectionProjectId').val() || '') !== pendingPid) {
                        return;
                    }
                    applyPcRevisionAvailabilityToModal(data, pendingPid);
                    if ($('#pcIiiSubSelectionModal').hasClass('show')) {
                        applyPcIiiSubAvailabilityToModal(data, { preserveSelection: true });
                    }
                })
                .fail(function(xhr) {
                    if (String($('#pcTypeSelectionProjectId').val() || '') !== pendingPid) {
                        return;
                    }
                    disableAllPcTypeCardsForAvailabilityError('');
                });
        }

        $('#pcTypeSelectionModal').on('show.bs.modal.pmsPcTypeData', function() {
            var projectId = $('#pcTypeSelectionProjectId').val();
            if (!projectId) {
                resetPcTypeSelectionModalLabels();
                return;
            }
            setPcTypeSelectionLoadingState();
            pmsFetchPcRevisionAvailability(projectId);
        });

        $('#pcTypeSelectionModal').on('hidden.bs.modal.pmsPcTypeReset', function() {
            $('#pcTypeSelectionModal .pc-type-card-item').show();
            setPcTypeCardEnabled($('#pcTypeOption1'), true);
            setPcTypeCardEnabled($('#pcTypeOption2'), true);
            setPcTypeCardEnabled($('#pcTypeOption3'), true);
            setPcTypeCardEnabled($('#pcTypeOption4'), true);
            setPcTypeCardEnabled($('#pcTypeOption5'), true);
            $('#pcTypeSelectionHelp').text('');
            if (!isPcTypeSelectionStackedContext()) {
                $('#pcTypeSelectionProjectId').val('');
            }
        });

        $(document).on('change', 'input[name="pc_type_choice"]', function() {
            var $radio = $(this);
            if ($radio.prop('disabled')) {
                $radio.prop('checked', false);
                return;
            }
            var selectedType = $('input[name="pc_type_choice"]:checked:not(:disabled)').val();
            if (selectedType === 'concept_note' || selectedType === 'pc1' || selectedType === 'pc2' || selectedType === 'pc3' || selectedType === 'pc4' || selectedType === 'pc5') {
                $('#pcTypeSelectionHelp').text('');
                $('#pcTypeSelectionProceed').prop('disabled', false);
                return;
            }
            $('#pcTypeSelectionHelp').text('');
            $('#pcTypeSelectionProceed').prop('disabled', true);
        });

        function ensurePcIiiSubSelectionModalOnBody() {
            var modals = document.querySelectorAll('#pcIiiSubSelectionModal');
            if (modals.length > 1) {
                for (var di = 1; di < modals.length; di++) {
                    modals[di].parentNode.removeChild(modals[di]);
                }
            }
            var modalEl = document.getElementById('pcIiiSubSelectionModal');
            if (modalEl && modalEl.parentElement !== document.body) {
                document.body.appendChild(modalEl);
            }
        }

        var pmsPcIiiCreateNavInFlight = false;

        function applyPcIiiSubAvailabilityToModal(data, options) {
            options = options || {};
            var preserveSelection = !!options.preserveSelection;
            var flags = data && typeof data === 'object' ? data : {};
            var projectId = ($('#pcTypeSelectionProjectId').val() || '').trim();
            var prevSelected = preserveSelection
                ? String($('input[name="pc_iii_sub_choice"]:checked:not(:disabled)').val() || '')
                : '';

            if (!preserveSelection) {
                $('input[name="pc_iii_sub_choice"]').prop('checked', false);
                $('#pcIiiSubSelectionProceed').prop('disabled', true);
            }

            if (!projectId) {
                setPcTypeCardEnabled($('#pcIiiSubOptionA'), true);
                setPcTypeCardEnabled($('#pcIiiSubOptionB'), true);
                $('#pcIiiSubSelectionHelp').text('');
                pmsRestorePcIiiSubSelection(prevSelected);
                return;
            }

            var availabilityReady = String(flags._project_id || '') === String(projectId);
            if (!availabilityReady) {
                setPcTypeCardEnabled($('#pcIiiSubOptionA'), true);
                setPcTypeCardEnabled($('#pcIiiSubOptionB'), true);
                $('#pcIiiSubSelectionHelp').text('');
                pmsRestorePcIiiSubSelection(prevSelected);
                return;
            }

            var pc3aAllowed = !!flags.pc3a;
            var pc3bAllowed = !!flags.pc3b;
            setPcTypeCardEnabled($('#pcIiiSubOptionA'), pc3aAllowed, null);
            setPcTypeCardEnabled($('#pcIiiSubOptionB'), pc3bAllowed, null);
            $('#pcIiiSubSelectionHelp').text('');
            pmsRestorePcIiiSubSelection(prevSelected);
        }

        function pmsRestorePcIiiSubSelection(prevSelected) {
            if (prevSelected !== 'pc3a' && prevSelected !== 'pc3b') {
                if (!$('input[name="pc_iii_sub_choice"]:checked:not(:disabled)').length) {
                    $('#pcIiiSubSelectionProceed').prop('disabled', true);
                }
                return;
            }
            var $input = $('input[name="pc_iii_sub_choice"][value="' + prevSelected + '"]:not(:disabled)');
            if ($input.length) {
                $input.prop('checked', true);
                $('#pcIiiSubSelectionProceed').prop('disabled', false);
                return;
            }
            $('input[name="pc_iii_sub_choice"]').prop('checked', false);
            $('#pcIiiSubSelectionProceed').prop('disabled', true);
        }

        function pmsCleanupPcSelectionModalsUi() {
            var $main = $('#pcTypeSelectionModal');
            var $sub = $('#pcIiiSubSelectionModal');
            $main.removeClass('show').css('display', 'none').attr('aria-hidden', 'true');
            $sub.removeClass('show').css('display', 'none').attr('aria-hidden', 'true');
            $('body > .modal-backdrop').remove();
            $('body').removeClass('modal-open').css({ overflow: '', 'padding-right': '' });
            cleanupPcTypeModalUiState();
        }

        function pmsNavigateToPcIiiCreate(selected) {
            if (pmsPcIiiCreateNavInFlight) {
                return;
            }
            if (selected !== 'pc3a' && selected !== 'pc3b') {
                return;
            }
            var projectId = ($('#pcTypeSelectionProjectId').val() || '').trim();
            var createUrl = selected === 'pc3a'
                ? @json(url('pc-forms/create-pc-iii-a'))
                : @json(url('pc-forms/create-pc-iii-b'));
            if (projectId) {
                document.cookie = 'selected_project_id_for_pc_form=' + encodeURIComponent(projectId) + '; path=/; max-age=1800; SameSite=Lax';
                createUrl += (createUrl.indexOf('?') >= 0 ? '&' : '?') + 'project_id=' + encodeURIComponent(projectId);
            }

            pmsPcIiiCreateNavInFlight = true;
            $('#pcIiiSubSelectionProceed').prop('disabled', true);

            var $sub = $('#pcIiiSubSelectionModal');
            var navigate = function() {
                pmsCleanupPcSelectionModalsUi();
                window.location.assign(createUrl);
            };

            if ($sub.hasClass('show')) {
                $sub.one('hidden.bs.modal.pmsPcIiiNav', function() {
                    $sub.off('hidden.bs.modal.pmsPcIiiNav');
                    navigate();
                }).modal('hide');
                window.setTimeout(function() {
                    if (pmsPcIiiCreateNavInFlight && $sub.hasClass('show')) {
                        navigate();
                    }
                }, 400);
                return;
            }

            navigate();
        }

        function pmsOpenPcIiiSubSelectionModal() {
            ensurePcIiiSubSelectionModalOnBody();
            pmsPcIiiCreateNavInFlight = false;
            var projectId = ($('#pcTypeSelectionProjectId').val() || '').trim();
            if (projectId) {
                var flags = window.__pmsPcRevFlags || {};
                if (String(flags._project_id || '') !== String(projectId)) {
                    pmsFetchPcRevisionAvailability(projectId);
                }
            }
            applyPcIiiSubAvailabilityToModal(window.__pmsPcRevFlags || {});
            var $sub = $('#pcIiiSubSelectionModal');
            if ($sub.hasClass('show')) {
                return;
            }
            $sub.modal({
                backdrop: true,
                keyboard: true,
                focus: true,
                show: true
            });
        }

        $('#pcIiiSubSelectionModal').on('show.bs.modal.pmsPcIiiSubUi', function() {
            document.body.classList.add('pc-type-selection-modal-active');
        });

        $('#pcIiiSubSelectionModal').on('hidden.bs.modal.pmsPcIiiSubReset', function() {
            if (pmsPcIiiCreateNavInFlight) {
                return;
            }
            $('input[name="pc_iii_sub_choice"]').prop('checked', false);
            $('#pcIiiSubSelectionProceed').prop('disabled', true);
            $('#pcIiiSubSelectionHelp').text('');
            if (!$('#pcTypeSelectionModal').hasClass('show')) {
                cleanupPcTypeModalUiState();
            }
        });

        $(document).on('change', 'input[name="pc_iii_sub_choice"]', function() {
            var selected = $('input[name="pc_iii_sub_choice"]:checked:not(:disabled)').val();
            $('#pcIiiSubSelectionProceed').prop('disabled', !(selected === 'pc3a' || selected === 'pc3b'));
            $('#pcIiiSubSelectionHelp').text('');
        });

        $(document).on('click', '#pcIiiSubSelectionBack', function() {
            if (pmsPcIiiCreateNavInFlight) {
                return;
            }
            var $sub = $('#pcIiiSubSelectionModal');
            $sub.one('hidden.bs.modal.pmsPcIiiBack', function() {
                $sub.off('hidden.bs.modal.pmsPcIiiBack');
                window.pmsOpenPcTypeSelectionModal({ stacked: isPcTypeSelectionStackedContext() });
            }).modal('hide');
        });

        $(document).on('click', '#pcIiiSubSelectionProceed', function() {
            if (pmsPcIiiCreateNavInFlight) {
                return;
            }
            var selected = $('input[name="pc_iii_sub_choice"]:checked:not(:disabled)').val();
            if (selected !== 'pc3a' && selected !== 'pc3b') {
                return;
            }
            pmsNavigateToPcIiiCreate(selected);
        });

        function pmsTransitionToPcIiiSubSelectionModal() {
            var $mainModal = $('#pcTypeSelectionModal');
            if (!$mainModal.hasClass('show')) {
                pmsOpenPcIiiSubSelectionModal();
                return;
            }
            $mainModal.one('hidden.bs.modal.pmsPcIiiSub', function() {
                $mainModal.off('hidden.bs.modal.pmsPcIiiSub');
                pmsOpenPcIiiSubSelectionModal();
            }).modal('hide');
        }

        $(document).on('click', '#pcTypeSelectionProceed', function() {
            var selectedType = $('input[name="pc_type_choice"]:checked:not(:disabled)').val();
            if (selectedType === 'concept_note') {
                var conceptCreateUrl = @json(route('project-concept-notes.create'));
                var conceptEligibilityUrl = @json(route('project-concept-notes.scheme-eligibility'));
                var conceptProjectId = ($('#pcTypeSelectionProjectId').val() || '').trim();
                if (!conceptProjectId) {
                    window.location.href = conceptCreateUrl;
                    return;
                }
                $.getJSON(conceptEligibilityUrl, { project_id: conceptProjectId })
                    .done(function (data) {
                        if (data && (data.eligible || data.modified_eligible)) {
                            window.location.href = conceptCreateUrl + '?project_id=' + encodeURIComponent(conceptProjectId);
                            return;
                        }
                        $('#pcTypeSelectionHelp').text('');
                    })
                    .fail(function () {
                        $('#pcTypeSelectionHelp').text('');
                    });
                return;
            }
            if (selectedType === 'pc3') {
                var flags = window.__pmsPcRevFlags || {};
                var projectId = ($('#pcTypeSelectionProjectId').val() || '').trim();
                if (projectId && !flags.pc3) {
                    return;
                }
                pmsTransitionToPcIiiSubSelectionModal();
                return;
            }
            if (selectedType === 'pc4') {
                var flagsPc4 = window.__pmsPcRevFlags || {};
                var projectIdPc4 = ($('#pcTypeSelectionProjectId').val() || '').trim();
                if (projectIdPc4 && !flagsPc4.pc4) {
                    return;
                }
                var createPcIvUrl = @json(url('pc-forms/create-pc-iv'));
                if (projectIdPc4) {
                    document.cookie = 'selected_project_id_for_pc_form=' + encodeURIComponent(projectIdPc4) + '; path=/; max-age=1800; SameSite=Lax';
                    createPcIvUrl += (createPcIvUrl.indexOf('?') >= 0 ? '&' : '?') + 'project_id=' + encodeURIComponent(projectIdPc4);
                }
                window.location.href = createPcIvUrl;
                return;
            }
            if (selectedType === 'pc5') {
                var flagsPc5 = window.__pmsPcRevFlags || {};
                var projectIdPc5 = ($('#pcTypeSelectionProjectId').val() || '').trim();
                if (projectIdPc5 && !flagsPc5.pc5) {
                    return;
                }
                var createPcVUrl = @json(url('pc-forms/create-pc-v'));
                if (projectIdPc5) {
                    document.cookie = 'selected_project_id_for_pc_form=' + encodeURIComponent(projectIdPc5) + '; path=/; max-age=1800; SameSite=Lax';
                    createPcVUrl += (createPcVUrl.indexOf('?') >= 0 ? '&' : '?') + 'project_id=' + encodeURIComponent(projectIdPc5);
                }
                window.location.href = createPcVUrl;
                return;
            }
            if (selectedType !== 'pc1' && selectedType !== 'pc2') return;
            var projectId = ($('#pcTypeSelectionProjectId').val() || '').trim();
            var flags = window.__pmsPcRevFlags || {};
            if (projectId && String(flags._project_id || '') !== String(projectId)) {
                return;
            }
            if (selectedType === 'pc1' && !flags.pc1 && (flags.pc1_hidden || flags.pc1_new_eligible === false)) {
                return;
            }
            if (selectedType === 'pc2' && projectId && flags.pc2 === false) {
                return;
            }
            var createUrl = selectedType === 'pc2'
                ? @json(url('pc-forms/create-pc-ii'))
                : @json(url('pc-forms/create'));
            if (projectId) {
                var beginUrl = window.pmsPcBeginApprovedRevisionUrl;
                if (selectedType === 'pc1' && flags.pc1 && flags.approved_pc_form_id && beginUrl
                    && String(flags._project_id || '') === String(projectId)) {
                    window.location.href = beginUrl + '?pc_form_id=' + encodeURIComponent(String(flags.approved_pc_form_id));
                    return;
                }
                document.cookie = 'selected_project_id_for_pc_form=' + encodeURIComponent(projectId) + '; path=/; max-age=1800; SameSite=Lax';
                createUrl += (createUrl.indexOf('?') >= 0 ? '&' : '?') + 'project_id=' + encodeURIComponent(projectId);
            } else if (selectedType === 'pc2') {
                // Schemeless PC-II (no BPMS scheme) — same idea as Concept Note without scheme.
                createUrl += (createUrl.indexOf('?') >= 0 ? '&' : '?') + 'without_scheme=1';
            }
            window.location.href = createUrl;
        });

        $(document).on('click', '#pci-index-open-pc-type-modal', function() {
            window.pmsPrepareAndOpenPcTypeSelectionModal(null);
        });

        $(function() {
            ensurePcTypeSelectionModalOnBody();
            ensurePcIiiSubSelectionModalOnBody();
        });