diff --git a/docker-compose.yml b/docker-compose.yml
index 761a7e4..17b2aea 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -14,6 +14,7 @@ services:
       - FLASK_ENV=production
       - PYTHONPATH=/app
       - TZ=Asia/Shanghai
+      - OPERATION_KEY=${OPERATION_KEY:-9257}
       # MySQL连接配置 (可通过环境变量覆盖)
       - MYSQL_HOST=${MYSQL_HOST:-cd-cynosdbmysql-grp-7kdd8qe4.sql.tencentcdb.com}
       - MYSQL_PORT=${MYSQL_PORT:-26558}
@@ -39,6 +40,7 @@ services:
     environment:
       - PYTHONPATH=/app
       - TZ=Asia/Shanghai
+      - OPERATION_KEY=${OPERATION_KEY:-9257}
       - LOG_LEVEL=${LOG_LEVEL:-INFO}
       - MARKET_SCAN_STOCKS=${MARKET_SCAN_STOCKS:-200}
       # MySQL连接配置
diff --git a/web/mysql_app.py b/web/mysql_app.py
index 25c863d..21a54d8 100644
--- a/web/mysql_app.py
+++ b/web/mysql_app.py
@@ -5,6 +5,7 @@ AI 智能选股大师 MySQL版本 Web 展示界面
 """
 
 import sys
+import os
 from pathlib import Path
 from flask import Flask, render_template, jsonify, request
 from datetime import datetime, date, timedelta
@@ -22,6 +23,9 @@ from loguru import logger
 app = Flask(__name__)
 app.secret_key = 'trading_ai_mysql_secret_key_2023'
 
+# 操作验证密钥（放在导入后立即定义）
+OPERATION_KEY = os.environ.get('OPERATION_KEY', '9257')
+
 # 初始化组件
 db_manager = MySQLDatabaseManager()
 config_loader = ConfigLoader()
@@ -172,6 +176,17 @@ def api_stats():
 def api_clear_signals():
     """API接口 - 清空信号数据"""
     try:
+        # 获取密钥验证
+        operation_key = request.json.get('operation_key', '') if request.is_json else request.form.get('operation_key', '')
+
+        # 验证密钥
+        if operation_key != OPERATION_KEY:
+            logger.warning(f"清空信号操作密钥验证失败: {operation_key}")
+            return jsonify({
+                'success': False,
+                'error': '操作密钥验证失败，请输入正确的验证密钥'
+            })
+
         # 获取清空范围参数
         days = request.json.get('days', 7) if request.is_json else int(request.form.get('days', 7))
         strategy_name = request.json.get('strategy_name', '') if request.is_json else request.form.get('strategy_name', '')
@@ -204,6 +219,17 @@ def api_run_analysis():
         import threading
         from datetime import datetime
 
+        # 获取密钥验证
+        operation_key = request.json.get('operation_key', '') if request.is_json else request.form.get('operation_key', '')
+
+        # 验证密钥
+        if operation_key != OPERATION_KEY:
+            logger.warning(f"立即分析操作密钥验证失败: {operation_key}")
+            return jsonify({
+                'success': False,
+                'error': '操作密钥验证失败，请输入正确的验证密钥'
+            })
+
         # 检查是否已有分析在运行
         if analysis_status['is_running']:
             return jsonify({
diff --git a/web/static/css/style.css b/web/static/css/style.css
index 6ef0257..777a05a 100644
--- a/web/static/css/style.css
+++ b/web/static/css/style.css
@@ -1110,4 +1110,367 @@ footer .text-muted {
         font-size: 0.65rem;
         padding: 0.2rem 0.4rem;
     }
+}
+
+/* ========== 自定义模态框样式 ========== */
+
+/* 模态框整体美化 */
+.modal-content {
+    border: none !important;
+    border-radius: var(--radius-lg) !important;
+    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25) !important;
+    backdrop-filter: blur(10px);
+    animation: modalFadeIn 0.3s ease-out;
+}
+
+@keyframes modalFadeIn {
+    from {
+        opacity: 0;
+        transform: scale(0.9) translateY(-10px);
+    }
+    to {
+        opacity: 1;
+        transform: scale(1) translateY(0);
+    }
+}
+
+/* 模态框背景遮罩美化 */
+.modal-backdrop {
+    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(37, 99, 235, 0.1)) !important;
+    backdrop-filter: blur(5px);
+}
+
+/* 密钥输入模态框 */
+#keyModal .modal-header {
+    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
+    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
+    border-bottom: none;
+}
+
+#keyModal .modal-title {
+    font-weight: 600;
+    font-size: 1.125rem;
+}
+
+#keyModal .modal-body {
+    background: linear-gradient(135deg, var(--bg-accent) 0%, var(--bg-secondary) 100%);
+}
+
+#keyModal #operationKey {
+    border: 2px solid var(--border-color);
+    border-radius: var(--radius-md);
+    background: var(--bg-accent);
+    font-size: 1.125rem;
+    font-weight: 600;
+    letter-spacing: 0.1em;
+    transition: all 0.3s ease;
+    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
+}
+
+#keyModal #operationKey:focus {
+    border-color: var(--primary-color);
+    box-shadow: 0 0 0 4px var(--primary-lighter), inset 0 2px 4px rgba(0, 0, 0, 0.05);
+    transform: translateY(-1px);
+}
+
+#keyModal #operationKey.is-invalid {
+    border-color: var(--danger-color);
+    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
+    animation: shake 0.5s ease-in-out;
+}
+
+@keyframes shake {
+    0%, 100% { transform: translateX(0); }
+    25% { transform: translateX(-5px); }
+    75% { transform: translateX(5px); }
+}
+
+/* 确认操作模态框 */
+#confirmModal .modal-header.bg-danger {
+    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%) !important;
+    color: white;
+}
+
+#confirmModal .modal-header.bg-warning {
+    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%) !important;
+    color: white;
+}
+
+#confirmModal .modal-header.bg-info {
+    background: linear-gradient(135deg, var(--info-color) 0%, #0891b2 100%) !important;
+    color: white;
+}
+
+#confirmModal .modal-body {
+    background: linear-gradient(135deg, var(--bg-accent) 0%, var(--bg-secondary) 100%);
+}
+
+#confirmModal #confirmIcon.text-danger {
+    color: var(--danger-color) !important;
+    animation: pulse 2s infinite;
+}
+
+#confirmModal #confirmIcon.text-warning {
+    color: var(--warning-color) !important;
+    animation: pulse 2s infinite;
+}
+
+#confirmModal #confirmIcon.text-info {
+    color: var(--info-color) !important;
+}
+
+@keyframes pulse {
+    0%, 100% { transform: scale(1); opacity: 1; }
+    50% { transform: scale(1.05); opacity: 0.8; }
+}
+
+/* 输入参数模态框 */
+#inputModal .modal-header {
+    background: linear-gradient(135deg, var(--info-color) 0%, #0891b2 100%);
+    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
+}
+
+#inputModal .modal-body {
+    background: linear-gradient(135deg, var(--bg-accent) 0%, var(--bg-secondary) 100%);
+}
+
+#inputModal #inputValue {
+    border: 2px solid var(--border-color);
+    border-radius: var(--radius-md);
+    background: var(--bg-accent);
+    font-size: 1.25rem;
+    font-weight: 600;
+    transition: all 0.3s ease;
+    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
+}
+
+#inputModal #inputValue:focus {
+    border-color: var(--info-color);
+    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.1), inset 0 2px 4px rgba(0, 0, 0, 0.05);
+    transform: translateY(-1px);
+}
+
+#inputModal #inputValue.is-invalid {
+    border-color: var(--danger-color);
+    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
+    animation: shake 0.5s ease-in-out;
+}
+
+/* 通知提示模态框 */
+#alertModal .modal-header.bg-success {
+    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%) !important;
+    color: white;
+}
+
+#alertModal .modal-header.bg-error {
+    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%) !important;
+    color: white;
+}
+
+#alertModal .modal-header.bg-warning {
+    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%) !important;
+    color: white;
+}
+
+#alertModal .modal-header.bg-info {
+    background: linear-gradient(135deg, var(--info-color) 0%, #0891b2 100%) !important;
+    color: white;
+}
+
+#alertModal .modal-body {
+    background: linear-gradient(135deg, var(--bg-accent) 0%, var(--bg-secondary) 100%);
+}
+
+#alertModal #alertIcon.text-success {
+    color: var(--success-color) !important;
+    animation: bounce 2s infinite;
+}
+
+#alertModal #alertIcon.text-error {
+    color: var(--danger-color) !important;
+    animation: shake 1s ease-in-out;
+}
+
+#alertModal #alertIcon.text-warning {
+    color: var(--warning-color) !important;
+    animation: pulse 2s infinite;
+}
+
+#alertModal #alertIcon.text-info {
+    color: var(--info-color) !important;
+}
+
+@keyframes bounce {
+    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
+    40% { transform: translateY(-8px); }
+    60% { transform: translateY(-4px); }
+}
+
+/* 模态框按钮美化 */
+.modal .btn {
+    border-radius: var(--radius-md);
+    padding: 0.75rem 1.5rem;
+    font-weight: 600;
+    font-size: 0.875rem;
+    transition: all 0.3s ease;
+    position: relative;
+    overflow: hidden;
+}
+
+.modal .btn::before {
+    content: '';
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    width: 0;
+    height: 0;
+    background: rgba(255, 255, 255, 0.2);
+    border-radius: 50%;
+    transform: translate(-50%, -50%);
+    transition: width 0.6s, height 0.6s;
+}
+
+.modal .btn:hover::before {
+    width: 300px;
+    height: 300px;
+}
+
+.modal .btn-primary {
+    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
+    border: none;
+    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.4);
+}
+
+.modal .btn-primary:hover {
+    background: linear-gradient(135deg, #1d4ed8 0%, var(--primary-color) 100%);
+    transform: translateY(-2px);
+    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.6);
+}
+
+.modal .btn-danger {
+    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
+    border: none;
+    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
+}
+
+.modal .btn-danger:hover {
+    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
+    transform: translateY(-2px);
+    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.6);
+}
+
+.modal .btn-info {
+    background: linear-gradient(135deg, var(--info-color) 0%, #0891b2 100%);
+    border: none;
+    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.4);
+}
+
+.modal .btn-info:hover {
+    background: linear-gradient(135deg, #0891b2 0%, #0e7490 100%);
+    transform: translateY(-2px);
+    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.6);
+}
+
+.modal .btn-secondary {
+    background: linear-gradient(135deg, var(--secondary-color) 0%, #475569 100%);
+    border: none;
+    color: white;
+    box-shadow: 0 4px 12px rgba(100, 116, 139, 0.4);
+}
+
+.modal .btn-secondary:hover {
+    background: linear-gradient(135deg, #475569 0%, #334155 100%);
+    transform: translateY(-2px);
+    box-shadow: 0 8px 20px rgba(100, 116, 139, 0.6);
+}
+
+/* 模态框输入框验证状态 */
+.modal .form-control.is-invalid {
+    border-color: var(--danger-color);
+    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
+}
+
+.modal .form-control.is-valid {
+    border-color: var(--success-color);
+    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
+}
+
+.modal .invalid-feedback {
+    display: block;
+    color: var(--danger-color);
+    font-size: 0.875rem;
+    font-weight: 500;
+    margin-top: 0.5rem;
+    animation: slideIn 0.3s ease-out;
+}
+
+@keyframes slideIn {
+    from {
+        opacity: 0;
+        transform: translateY(-10px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+/* 模态框图标美化 */
+.modal i[style*="font-size: 3rem"] {
+    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
+    transition: all 0.3s ease;
+}
+
+.modal i[style*="font-size: 3rem"]:hover {
+    transform: scale(1.05);
+}
+
+/* 模态框关闭按钮美化 */
+.modal .btn-close {
+    background: none;
+    border: none;
+    opacity: 0.8;
+    transition: all 0.3s ease;
+    border-radius: 50%;
+    width: 32px;
+    height: 32px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+}
+
+.modal .btn-close:hover {
+    opacity: 1;
+    background: rgba(255, 255, 255, 0.2);
+    transform: rotate(90deg);
+}
+
+/* 模态框表单标签美化 */
+.modal .form-label {
+    color: var(--text-primary);
+    font-weight: 600;
+    font-size: 0.875rem;
+    margin-bottom: 0.5rem;
+}
+
+.modal .form-text {
+    color: var(--text-muted);
+    font-size: 0.75rem;
+    margin-top: 0.25rem;
+}
+
+/* 响应式模态框 */
+@media (max-width: 576px) {
+    .modal-dialog {
+        margin: 1rem;
+    }
+
+    .modal .btn {
+        padding: 0.5rem 1rem;
+        font-size: 0.8rem;
+    }
+
+    .modal i[style*="font-size: 3rem"] {
+        font-size: 2rem !important;
+    }
 }
\ No newline at end of file
diff --git a/web/templates/signals.html b/web/templates/signals.html
index 16d2231..c376ccb 100644
--- a/web/templates/signals.html
+++ b/web/templates/signals.html
@@ -278,6 +278,127 @@
         </div>
     </div>
 </div>
+
+<!-- 自定义模态框 -->
+<!-- 密钥输入模态框 -->
+<div class="modal fade" id="keyModal" tabindex="-1" aria-hidden="true">
+    <div class="modal-dialog modal-dialog-centered">
+        <div class="modal-content border-0 shadow">
+            <div class="modal-header bg-primary text-white">
+                <h5 class="modal-title">
+                    <i class="fas fa-key me-2"></i>操作验证
+                </h5>
+                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body p-4">
+                <div class="text-center mb-3">
+                    <i class="fas fa-shield-alt text-primary" style="font-size: 3rem;"></i>
+                </div>
+                <p class="text-center text-muted mb-4">请输入操作验证密钥以继续</p>
+                <div class="form-group">
+                    <label for="operationKey" class="form-label fw-bold">验证密钥</label>
+                    <input type="password" class="form-control form-control-lg text-center"
+                           id="operationKey" placeholder="请输入验证密钥">
+                    <div class="invalid-feedback" id="keyError"></div>
+                </div>
+            </div>
+            <div class="modal-footer border-0 pt-0">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">
+                    <i class="fas fa-times me-1"></i>取消
+                </button>
+                <button type="button" class="btn btn-primary" id="confirmKey">
+                    <i class="fas fa-check me-1"></i>确认
+                </button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- 确认操作模态框 -->
+<div class="modal fade" id="confirmModal" tabindex="-1" aria-hidden="true">
+    <div class="modal-dialog modal-dialog-centered">
+        <div class="modal-content border-0 shadow">
+            <div class="modal-header" id="confirmHeader">
+                <h5 class="modal-title" id="confirmTitle">
+                    <i class="fas fa-question-circle me-2"></i>确认操作
+                </h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body p-4">
+                <div class="text-center mb-3">
+                    <i id="confirmIcon" class="fas fa-exclamation-triangle text-warning" style="font-size: 3rem;"></i>
+                </div>
+                <p class="text-center" id="confirmMessage">确认要执行此操作吗？</p>
+                <div id="confirmDetails" class="mt-3" style="display: none;"></div>
+            </div>
+            <div class="modal-footer border-0 pt-0">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">
+                    <i class="fas fa-times me-1"></i>取消
+                </button>
+                <button type="button" class="btn" id="confirmAction">
+                    <i class="fas fa-check me-1"></i>确认
+                </button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- 输入参数模态框 -->
+<div class="modal fade" id="inputModal" tabindex="-1" aria-hidden="true">
+    <div class="modal-dialog modal-dialog-centered">
+        <div class="modal-content border-0 shadow">
+            <div class="modal-header bg-info text-white">
+                <h5 class="modal-title" id="inputTitle">
+                    <i class="fas fa-edit me-2"></i>参数设置
+                </h5>
+                <button type="button" class="btn-close btn-close-white" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body p-4">
+                <div class="form-group">
+                    <label for="inputValue" class="form-label fw-bold" id="inputLabel">请输入参数</label>
+                    <input type="number" class="form-control form-control-lg text-center"
+                           id="inputValue" placeholder="">
+                    <div class="form-text text-muted" id="inputHelp"></div>
+                    <div class="invalid-feedback" id="inputError"></div>
+                </div>
+            </div>
+            <div class="modal-footer border-0 pt-0">
+                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">
+                    <i class="fas fa-times me-1"></i>取消
+                </button>
+                <button type="button" class="btn btn-info" id="confirmInput">
+                    <i class="fas fa-check me-1"></i>确认
+                </button>
+            </div>
+        </div>
+    </div>
+</div>
+
+<!-- 通知提示模态框 -->
+<div class="modal fade" id="alertModal" tabindex="-1" aria-hidden="true">
+    <div class="modal-dialog modal-dialog-centered">
+        <div class="modal-content border-0 shadow">
+            <div class="modal-header" id="alertHeader">
+                <h5 class="modal-title" id="alertTitle">
+                    <i class="fas fa-info-circle me-2"></i>提示
+                </h5>
+                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
+            </div>
+            <div class="modal-body p-4 text-center">
+                <div class="mb-3">
+                    <i id="alertIcon" class="fas fa-info-circle text-info" style="font-size: 3rem;"></i>
+                </div>
+                <p id="alertMessage" class="mb-0">操作完成</p>
+                <div id="alertDetails" class="mt-3 text-start" style="display: none;"></div>
+            </div>
+            <div class="modal-footer border-0 pt-0 justify-content-center">
+                <button type="button" class="btn btn-primary" data-bs-dismiss="modal" id="alertConfirm">
+                    <i class="fas fa-check me-1"></i>确定
+                </button>
+            </div>
+        </div>
+    </div>
+</div>
 {% endblock %}
 
 {% block extra_js %}
@@ -298,41 +419,403 @@
             window.location.search = urlParams.toString();
         }
 
-        // 清空信号按钮
-        $('#clearSignalsBtn').on('click', function() {
-            if (confirm('确认要清空最近7天的信号数据吗？此操作不可恢复！')) {
-                const btn = $(this);
-                const originalText = btn.html();
+        // 全局变量用于存储操作回调
+        let currentOperationCallback = null;
+        let currentInputCallback = null;
+        let pendingOperationKey = null; // 存储密钥
 
-                btn.prop('disabled', true).html('<i class="fas fa-spinner fa-spin me-1"></i>清空中...');
+        // ========== 自定义模态框函数 ==========
 
-                $.ajax({
-                    url: '/api/clear_signals',
-                    method: 'POST',
-                    contentType: 'application/json',
-                    data: JSON.stringify({
-                        days: 7,
-                        strategy_name: ''
-                    }),
-                    success: function(response) {
-                        if (response.success) {
-                            alert(`清空成功！删除了 ${response.deleted_count} 条信号记录`);
-                            location.reload();
-                        } else {
-                            alert('清空失败：' + response.error);
-                        }
-                    },
-                    error: function(xhr, status, error) {
-                        alert('清空失败：网络错误或服务器异常');
-                        console.error('清空信号失败:', error);
-                    },
-                    complete: function() {
-                        btn.prop('disabled', false).html(originalText);
-                    }
-                });
+        // 显示验证密钥模态框
+        function showKeyModal(title, message, callback) {
+            $('#keyModal .modal-title').text(title);
+            $('#keyModal p').text(message);
+            $('#operationKey').val('').removeClass('is-invalid');
+            $('#keyError').text('');
+            currentOperationCallback = callback;
+            new bootstrap.Modal($('#keyModal')).show();
+        }
+
+        // 显示确认操作模态框
+        function showConfirmModal(title, message, type = 'warning', callback) {
+            const $header = $('#confirmHeader');
+            const $icon = $('#confirmIcon');
+            const $action = $('#confirmAction');
+
+            // 设置标题
+            $('#confirmTitle').html(`<i class="fas fa-question-circle me-2"></i>${title}`);
+            $('#confirmMessage').text(message);
+
+            // 根据类型设置样式
+            $header.removeClass('bg-danger bg-warning bg-info').addClass(`bg-${type}`);
+            $icon.removeClass('text-danger text-warning text-info').addClass(`text-${type}`);
+            $action.removeClass('btn-danger btn-warning btn-info').addClass(`btn-${type}`);
+
+            // 设置图标
+            const icons = {
+                'danger': 'fas fa-exclamation-triangle',
+                'warning': 'fas fa-exclamation-triangle',
+                'info': 'fas fa-info-circle'
+            };
+            $icon.attr('class', `${icons[type] || icons.warning} text-${type}`).css('font-size', '3rem');
+
+            currentOperationCallback = callback;
+            new bootstrap.Modal($('#confirmModal')).show();
+        }
+
+        // 显示输入参数模态框
+        function showInputModal(title, label, placeholder, helpText, callback) {
+            $('#inputTitle').html(`<i class="fas fa-edit me-2"></i>${title}`);
+            $('#inputLabel').text(label);
+            $('#inputValue').attr('placeholder', placeholder).val(placeholder).removeClass('is-invalid');
+            $('#inputHelp').text(helpText);
+            $('#inputError').text('');
+            currentInputCallback = callback;
+            new bootstrap.Modal($('#inputModal')).show();
+        }
+
+        // 显示通知提示模态框
+        function showAlertModal(title, message, type = 'info', details = null) {
+            const $header = $('#alertHeader');
+            const $icon = $('#alertIcon');
+            const $confirm = $('#alertConfirm');
+
+            // 设置标题
+            $('#alertTitle').html(`<i class="fas fa-info-circle me-2"></i>${title}`);
+            $('#alertMessage').text(message);
+
+            // 根据类型设置样式
+            const typeClass = type === 'error' ? 'error' : type;
+            $header.removeClass('bg-success bg-error bg-warning bg-info').addClass(`bg-${typeClass}`);
+            $icon.removeClass('text-success text-error text-warning text-info').addClass(`text-${typeClass}`);
+
+            // 设置图标
+            const icons = {
+                'success': 'fas fa-check-circle',
+                'error': 'fas fa-exclamation-circle',
+                'warning': 'fas fa-exclamation-triangle',
+                'info': 'fas fa-info-circle'
+            };
+            $icon.attr('class', `${icons[type] || icons.info} text-${typeClass}`).css('font-size', '3rem');
+
+            // 显示详情
+            if (details) {
+                $('#alertDetails').html(details).show();
+            } else {
+                $('#alertDetails').hide();
+            }
+
+            new bootstrap.Modal($('#alertModal')).show();
+        }
+
+        // ========== 模态框事件处理 ==========
+
+        // 验证密钥确认
+        $(document).on('click', '#confirmKey', function() {
+            const key = $('#operationKey').val().trim();
+
+            if (!key) {
+                $('#operationKey').addClass('is-invalid');
+                $('#keyError').text('请输入验证密钥');
+                return;
+            }
+
+            try {
+                const modalInstance = bootstrap.Modal.getInstance($('#keyModal')[0]);
+                if (modalInstance) {
+                    modalInstance.hide();
+                } else {
+                    $('#keyModal').modal('hide');
+                }
+            } catch (e) {
+                $('#keyModal').hide();
+            }
+
+            if (window.handleKeyConfirm) {
+                setTimeout(() => {
+                    window.handleKeyConfirm(key);
+                }, 300);
             }
         });
 
+        // 确认操作
+        $(document).on('click', '#confirmAction', function() {
+            try {
+                const modalInstance = bootstrap.Modal.getInstance($('#confirmModal')[0]);
+                if (modalInstance) {
+                    modalInstance.hide();
+                } else {
+                    $('#confirmModal').modal('hide');
+                }
+            } catch (e) {
+                $('#confirmModal').hide();
+            }
+
+            if (window.handleConfirmAction) {
+                setTimeout(() => {
+                    window.handleConfirmAction();
+                }, 300);
+            }
+        });
+
+        // 输入参数确认
+        $(document).on('click', '#confirmInput', function() {
+            const value = $('#inputValue').val().trim();
+            // 如果输入为空，使用placeholder作为默认值
+            const finalValue = value || $('#inputValue').attr('placeholder');
+
+            if (!finalValue) {
+                $('#inputValue').addClass('is-invalid');
+                $('#inputError').text('请输入有效的参数值');
+                return;
+            }
+
+            try {
+                const modalInstance = bootstrap.Modal.getInstance($('#inputModal')[0]);
+                if (modalInstance) {
+                    modalInstance.hide();
+                } else {
+                    $('#inputModal').modal('hide');
+                }
+            } catch (e) {
+                $('#inputModal').hide();
+            }
+
+            if (window.handleInputConfirm) {
+                setTimeout(() => {
+                    window.handleInputConfirm(finalValue);
+                }, 300);
+            }
+        });
+
+        // 回车键支持
+        $('#operationKey').on('keypress', function(e) {
+            if (e.which === 13) $('#confirmKey').click();
+        });
+
+        $('#inputValue').on('keypress', function(e) {
+            if (e.which === 13) $('#confirmInput').click();
+        });
+
+        // 清空验证错误
+        $('#operationKey').on('input', function() {
+            $(this).removeClass('is-invalid');
+            $('#keyError').text('');
+        });
+
+        $('#inputValue').on('input', function() {
+            $(this).removeClass('is-invalid');
+            $('#inputError').text('');
+        });
+
+        // 清空信号按钮
+        $('#clearSignalsBtn').on('click', function() {
+            // 显示密钥输入模态框
+            $('#keyModal .modal-title').text('操作验证');
+            $('#keyModal p').text('请输入操作验证密钥以清空信号数据');
+            $('#operationKey').val('').removeClass('is-invalid');
+            $('#keyError').text('');
+
+            // 设置全局标识
+            window.currentOperation = 'clear_signals';
+
+            new bootstrap.Modal($('#keyModal')).show();
+        });
+
+        // 全局处理密钥确认
+        window.handleKeyConfirm = function(operationKey) {
+            if (window.currentOperation === 'clear_signals') {
+                // 显示确认模态框
+                $('#confirmModal .modal-title').html('<i class="fas fa-question-circle me-2"></i>确认清空信号');
+                $('#confirmMessage').text('确认要清空最近7天的信号数据吗？此操作不可恢复！');
+                $('#confirmHeader').removeClass('bg-danger bg-warning bg-info').addClass('bg-danger');
+                $('#confirmIcon').removeClass('text-danger text-warning text-info').addClass('text-danger');
+                $('#confirmAction').removeClass('btn-danger btn-warning btn-info').addClass('btn-danger');
+                $('#confirmIcon').attr('class', 'fas fa-exclamation-triangle text-danger').css('font-size', '3rem');
+
+                // 存储密钥
+                window.pendingOperationKey = operationKey;
+                window.currentOperation = 'confirm_clear_signals';
+
+                new bootstrap.Modal($('#confirmModal')).show();
+            } else if (window.currentOperation === 'run_analysis') {
+                // 显示参数输入模态框
+                $('#inputModal .modal-title').html('<i class="fas fa-edit me-2"></i>设置分析参数');
+                $('#inputLabel').text('扫描股票数量');
+                $('#inputValue').attr('placeholder', '200').val('200').removeClass('is-invalid');
+                $('#inputHelp').text('请输入要扫描的股票数量 (范围: 1-1000)');
+                $('#inputError').text('');
+
+                // 存储密钥
+                window.pendingOperationKey = operationKey;
+                window.currentOperation = 'input_analysis_params';
+
+                new bootstrap.Modal($('#inputModal')).show();
+            }
+        };
+
+        // 全局处理确认操作
+        window.handleConfirmAction = function() {
+            if (window.currentOperation === 'confirm_clear_signals' && window.pendingOperationKey) {
+                executeClearSignals(window.pendingOperationKey);
+                window.currentOperation = null;
+                window.pendingOperationKey = null;
+            } else if (window.currentOperation === 'confirm_run_analysis' && window.pendingOperationKey && window.pendingStockCount) {
+                executeRunAnalysis(window.pendingOperationKey, window.pendingStockCount);
+                window.currentOperation = null;
+                window.pendingOperationKey = null;
+                window.pendingStockCount = null;
+            }
+        };
+
+        // 全局处理输入参数确认
+        window.handleInputConfirm = function(inputValue) {
+            if (window.currentOperation === 'input_analysis_params' && window.pendingOperationKey) {
+                const count = parseInt(inputValue) || 200;
+
+                if (count <= 0 || count > 1000) {
+                    showAlertModal('参数错误', '股票数量必须在 1-1000 之间', 'warning');
+                    return;
+                }
+
+                // 显示确认模态框
+                $('#confirmModal .modal-title').html('<i class="fas fa-question-circle me-2"></i>确认分析');
+                $('#confirmMessage').text(`确认要立即分析 ${count} 只热门股票吗？分析可能需要几分钟时间`);
+                $('#confirmHeader').removeClass('bg-danger bg-warning bg-info').addClass('bg-info');
+                $('#confirmIcon').removeClass('text-danger text-warning text-info').addClass('text-info');
+                $('#confirmAction').removeClass('btn-danger btn-warning btn-info').addClass('btn-info');
+                $('#confirmIcon').attr('class', 'fas fa-info-circle text-info').css('font-size', '3rem');
+
+                // 存储参数
+                window.pendingStockCount = count;
+                window.currentOperation = 'confirm_run_analysis';
+
+                new bootstrap.Modal($('#confirmModal')).show();
+            }
+        };
+
+        // 执行清空信号的实际操作
+        function executeClearSignals(operationKey) {
+            const btn = $('#clearSignalsBtn');
+            const originalText = btn.html();
+
+            btn.prop('disabled', true).html('<i class="fas fa-spinner fa-spin me-1"></i>清空中...');
+
+            $.ajax({
+                url: '/api/clear_signals',
+                method: 'POST',
+                contentType: 'application/json',
+                data: JSON.stringify({
+                    operation_key: operationKey,
+                    days: 7,
+                    strategy_name: ''
+                }),
+                success: function(response) {
+                    if (response.success) {
+                        showAlertModal(
+                            '清空成功',
+                            `成功删除了 ${response.deleted_count} 条信号记录`,
+                            'success'
+                        );
+                        setTimeout(() => location.reload(), 2000);
+                    } else {
+                        // 检查是否是密钥验证失败
+                        if (response.error && response.error.includes('密钥验证失败')) {
+                            showAlertModal('验证失败', '操作密钥验证失败，请检查密钥是否正确', 'warning');
+                        } else {
+                            showAlertModal('清空失败', response.error || '未知错误', 'error');
+                        }
+                    }
+                },
+                error: function(xhr, status, error) {
+                    let errorMessage = '网络错误或服务器异常';
+
+                    // 检查HTTP状态码
+                    if (xhr.status === 401 || xhr.status === 403) {
+                        errorMessage = '操作密钥验证失败，请检查密钥是否正确';
+                    } else if (xhr.responseJSON && xhr.responseJSON.error) {
+                        errorMessage = xhr.responseJSON.error;
+                    }
+
+                    showAlertModal('操作失败', errorMessage, 'error');
+                    console.error('清空信号失败:', error, xhr);
+                },
+                complete: function() {
+                    btn.prop('disabled', false).html(originalText);
+                }
+            });
+        }
+
+        // 执行立即分析的实际操作
+        function executeRunAnalysis(operationKey, stockCount) {
+            $.ajax({
+                url: '/api/run_analysis',
+                method: 'POST',
+                contentType: 'application/json',
+                data: JSON.stringify({
+                    operation_key: operationKey,
+                    stock_count: stockCount
+                }),
+                success: function(response) {
+                    if (response.success) {
+                        // 重置刷新标志
+                        hasRefreshedAfterCompletion = false;
+
+                        // 立即开始状态轮询
+                        checkAnalysisStatus();
+
+                        // 设置备用刷新机制（10分钟后强制刷新，以防状态检查失败）
+                        setTimeout(() => {
+                            if (!hasRefreshedAfterCompletion) {
+                                console.log('备用刷新机制触发：分析可能已完成但状态检查失败');
+                                showAlertModal(
+                                    '刷新页面',
+                                    '分析可能已完成，正在刷新页面显示最新结果',
+                                    'info'
+                                );
+                                setTimeout(() => location.reload(), 1500);
+                            }
+                        }, 600000); // 10分钟
+
+                        const details = `
+                            <div class="text-start">
+                                <p><strong>扫描股票:</strong> ${response.stock_count} 只</p>
+                                <p><strong>启动时间:</strong> ${response.start_time}</p>
+                                <p><strong>状态:</strong> 页面将自动显示分析进度</p>
+                            </div>
+                        `;
+
+                        showAlertModal(
+                            '分析任务已启动',
+                            '正在后台扫描股票，请稍候...',
+                            'success',
+                            details
+                        );
+                    } else {
+                        // 检查是否是密钥验证失败
+                        if (response.error && response.error.includes('密钥验证失败')) {
+                            showAlertModal('验证失败', '操作密钥验证失败，请检查密钥是否正确', 'warning');
+                        } else {
+                            showAlertModal('启动失败', response.error || '未知错误', 'error');
+                        }
+                    }
+                },
+                error: function(xhr, status, error) {
+                    let errorMessage = '网络错误或服务器异常';
+
+                    // 检查HTTP状态码
+                    if (xhr.status === 401 || xhr.status === 403) {
+                        errorMessage = '操作密钥验证失败，请检查密钥是否正确';
+                    } else if (xhr.responseJSON && xhr.responseJSON.error) {
+                        errorMessage = xhr.responseJSON.error;
+                    }
+
+                    showAlertModal('操作失败', errorMessage, 'error');
+                    console.error('启动分析失败:', error, xhr);
+                }
+            });
+        }
+
         // 全局变量
         let analysisStatusInterval = null;
 
@@ -408,56 +891,43 @@
                         </div>
                     `);
 
+                    // 显示成功完成模态框
+                    showAlertModal(
+                        '分析完成',
+                        '股票扫描分析已完成，页面即将刷新显示最新信号',
+                        'success'
+                    );
+
                     setTimeout(() => {
                         location.reload();
-                    }, 1500);
+                    }, 2000);
                 }
             }
         }
 
         // 立即分析按钮
         $('#runAnalysisBtn').on('click', function() {
-            const stockCount = prompt('请输入要扫描的股票数量 (默认200):', '200');
+            // 显示密钥输入模态框
+            $('#keyModal .modal-title').text('操作验证');
+            $('#keyModal p').text('请输入操作验证密钥以启动市场分析');
+            $('#operationKey').val('').removeClass('is-invalid');
+            $('#keyError').text('');
 
-            if (stockCount === null) return; // 用户取消
+            // 设置全局标识
+            window.currentOperation = 'run_analysis';
 
-            const count = parseInt(stockCount) || 200;
-
-            if (count <= 0 || count > 1000) {
-                alert('股票数量必须在 1-1000 之间');
-                return;
-            }
-
-            if (confirm(`确认要立即分析 ${count} 只热门股票吗？分析可能需要几分钟时间`)) {
-                $.ajax({
-                    url: '/api/run_analysis',
-                    method: 'POST',
-                    contentType: 'application/json',
-                    data: JSON.stringify({
-                        stock_count: count
-                    }),
-                    success: function(response) {
-                        if (response.success) {
-                            // 重置刷新标志
-                            hasRefreshedAfterCompletion = false;
-
-                            // 立即开始状态轮询
-                            checkAnalysisStatus();
-                            alert(`分析任务已启动！正在后台扫描 ${response.stock_count} 只股票\n\n启动时间: ${response.start_time}\n\n页面将自动显示分析进度`);
-                        } else {
-                            alert('启动分析失败：' + response.error);
-                        }
-                    },
-                    error: function(xhr, status, error) {
-                        alert('启动分析失败：网络错误或服务器异常');
-                        console.error('启动分析失败:', error);
-                    }
-                });
-            }
+            new bootstrap.Modal($('#keyModal')).show();
         });
 
         // 页面加载时检查是否有正在运行的分析
         checkAnalysisStatus();
+
+        // 页面可见性改变时重新检查分析状态（用户切换回标签页时）
+        document.addEventListener('visibilitychange', function() {
+            if (!document.hidden) {
+                checkAnalysisStatus();
+            }
+        });
     });
 </script>
 {% endblock %}
\ No newline at end of file