diff --git a/public/assets/js/backend/history.js b/public/assets/js/backend/history.js
index f700488..996cbd7 100644
--- a/public/assets/js/backend/history.js
+++ b/public/assets/js/backend/history.js
@@ -785,12 +785,9 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefin
                     '</div>' +
                     '<div style="margin-bottom:15px;">' +
                     '  <label style="margin-right:10px;">区间：</label>' +
-                    '  <button class="btn btn-xs btn-info nf-range-mode" id="nf-range-mode-include" data-mode="include">在区间</button>' +
-                    '  <button class="btn btn-xs btn-default nf-range-mode" id="nf-range-mode-exclude" data-mode="exclude">排除区间</button>' +
-                    '  <input type="number" id="nf-range-min" class="form-control" value="1" min="1" max="49" style="width:70px;display:inline-block;">' +
-                    '  <span style="margin:0 5px;">—</span>' +
-                    '  <input type="number" id="nf-range-max" class="form-control" value="49" min="1" max="49" style="width:70px;display:inline-block;">' +
+                    '  <button class="btn btn-xs btn-primary btn-nf-add-range"><i class="fa fa-plus"></i> 新增</button>' +
                     '</div>' +
+                    '<div id="nf-range-list" style="margin-bottom:15px;"></div>' +
                     '<div id="nf-numbers" style="display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;"></div>' +
                     '</div>';
 
@@ -823,15 +820,27 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefin
                             Controller.api.applyNumberFilters(layero);
                         });
 
-                        // 区间模式切换
-                        $('.nf-range-mode', layero).on('click', function () {
-                            $('.nf-range-mode', layero).removeClass('btn-info').addClass('btn-default');
-                            $(this).removeClass('btn-default').addClass('btn-info');
+                        // 新增区间
+                        $('.btn-nf-add-range', layero).on('click', function () {
+                            Controller.api.addRangeRow(layero, 1, 49, 'include');
                             Controller.api.applyNumberFilters(layero);
                         });
 
-                        // 区间输入
-                        $('#nf-range-min, #nf-range-max', layero).on('input', function () {
+                        // 区间输入 & 删除事件委托
+                        $('#nf-range-list', layero).on('input change', '.nf-range-min, .nf-range-max', function () {
+                            Controller.api.applyNumberFilters(layero);
+                        });
+                        $('#nf-range-list', layero).on('click', '.nf-range-mode', function () {
+                            var $btn = $(this);
+                            if ($btn.hasClass('btn-info')) {
+                                $btn.removeClass('btn-info').addClass('btn-default');
+                            } else {
+                                $btn.removeClass('btn-default').addClass('btn-info');
+                            }
+                            Controller.api.applyNumberFilters(layero);
+                        });
+                        $('#nf-range-list', layero).on('click', '.nf-range-del', function () {
+                            $(this).closest('.nf-range-row').remove();
                             Controller.api.applyNumberFilters(layero);
                         });
 
@@ -840,16 +849,30 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefin
                             $('#nf-tail', layero).val('');
                             $('.nf-zodiac', layero).removeClass('btn-gray').addClass('btn-default');
                             $('.nf-color-btn', layero).removeClass('btn-gray').addClass('btn-default');
-                            $('#nf-range-min', layero).val(1);
-                            $('#nf-range-max', layero).val(49);
-                            $('.nf-range-mode', layero).removeClass('btn-info').addClass('btn-default');
-                            $('#nf-range-mode-include', layero).removeClass('btn-default').addClass('btn-info');
+                            $('#nf-range-list', layero).html('');
                             Controller.api.applyNumberFilters(layero);
                         });
                     }
                 });
             },
 
+            /**
+             * 新增一行区间筛选
+             */
+            addRangeRow: function (layero, min, max, mode) {
+                var rowId = 'nf-range-' + Date.now();
+                var isInclude = mode === 'include';
+                var html = '<div class="nf-range-row" id="' + rowId + '" style="display:flex;align-items:center;gap:6px;margin-bottom:6px;">' +
+                    '  <span style="font-size:12px;color:#999;white-space:nowrap;">' + (isInclude ? '在区间' : '排除') + '</span>' +
+                    '  <input type="number" class="form-control nf-range-min" value="' + min + '" min="1" max="49" style="width:65px;display:inline-block;">' +
+                    '  <span style="margin:0 3px;">—</span>' +
+                    '  <input type="number" class="form-control nf-range-max" value="' + max + '" min="1" max="49" style="width:65px;display:inline-block;">' +
+                    '  <button class="btn btn-xs ' + (isInclude ? 'btn-info' : 'btn-default') + ' nf-range-mode" data-mode="' + mode + '">' + (isInclude ? '在区间' : '排除区间') + '</button>' +
+                    '  <button class="btn btn-xs btn-danger nf-range-del"><i class="fa fa-times"></i></button>' +
+                    '</div>';
+                $('#nf-range-list', layero).append(html);
+            },
+
             /**
              * 渲染筛号器号码网格
              */
@@ -887,10 +910,15 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefin
                 $('.nf-color-btn.btn-gray', layero).each(function () {
                     excludedColors.push($(this).data('color'));
                 });
-                // 区间筛选
-                var rangeMin = parseInt($('#nf-range-min', layero).val()) || 1;
-                var rangeMax = parseInt($('#nf-range-max', layero).val()) || 49;
-                var rangeMode = $('#nf-range-mode-include', layero).hasClass('btn-info') ? 'include' : 'exclude';
+                // 收集所有区间
+                var ranges = [];
+                $('.nf-range-row', layero).each(function () {
+                    var $row = $(this);
+                    var min = parseInt($row.find('.nf-range-min').val()) || 1;
+                    var max = parseInt($row.find('.nf-range-max').val()) || 49;
+                    var mode = $row.find('.nf-range-mode').hasClass('btn-info') ? 'include' : 'exclude';
+                    ranges.push({min: min, max: max, mode: mode});
+                });
 
                 $('.nf-number', layero).each(function () {
                     var $num = $(this);
@@ -905,16 +933,36 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefin
                     if (tailVal !== '' && parseInt(tailVal) === tail) {
                         hidden = true;
                     }
-                    // 区间筛选
-                    if (rangeMode === 'include') {
-                        // 在区间模式：不在区间内则屏蔽
-                        if (num < rangeMin || num > rangeMax) {
-                            hidden = true;
+                    // 区间筛选：在区间=白名单(OR)、排除区间=黑名单(OR)
+                    if (!hidden) {
+                        var includeRanges = [];
+                        var excludeRanges = [];
+                        for (var r = 0; r < ranges.length; r++) {
+                            if (ranges[r].mode === 'include') {
+                                includeRanges.push(ranges[r]);
+                            } else {
+                                excludeRanges.push(ranges[r]);
+                            }
                         }
-                    } else {
-                        // 排除区间模式：在区间内则屏蔽
-                        if (num >= rangeMin && num <= rangeMax) {
-                            hidden = true;
+                        // 黑名单：任一排除区间命中则屏蔽
+                        for (var r = 0; r < excludeRanges.length; r++) {
+                            if (num >= excludeRanges[r].min && num <= excludeRanges[r].max) {
+                                hidden = true;
+                                break;
+                            }
+                        }
+                        // 白名单：有在区间规则时，号码不在任一区间则屏蔽
+                        if (!hidden && includeRanges.length > 0) {
+                            var inAnyInclude = false;
+                            for (var r = 0; r < includeRanges.length; r++) {
+                                if (num >= includeRanges[r].min && num <= includeRanges[r].max) {
+                                    inAnyInclude = true;
+                                    break;
+                                }
+                            }
+                            if (!inAnyInclude) {
+                                hidden = true;
+                            }
                         }
                     }
                     // 排除的生肖