feat: 更新登录模块以支持验证码和渐变背景

主要变更：
1. 在 EPLoginTypesViewController 中添加了渐变背景到 actionButton，提升视觉效果。
2. 实现了输入框状态检查功能，确保在输入有效信息时启用登录按钮。
3. 更新了输入框配置，支持不同类型的键盘输入（如数字键盘和邮箱键盘）。
4. 在 EPLoginService 中添加了对手机号和邮箱的 DES 加密，增强安全性。
5. 更新了 EPLoginConfig，统一输入框和按钮的样式设置。

此更新旨在提升用户体验，确保登录过程的安全性和流畅性。

YuMi/E-P/NewLogin/Views/EPLoginInputView.swift

@@ -16,6 +16,7 @@ struct EPLoginInputConfig {
     var isSecure: Bool = false
     var icon: String?
     var placeholder: String
+    var keyboardType: UIKeyboardType = .default
 }
 
 /// 输入框代理
@@ -31,6 +32,9 @@ class EPLoginInputView: UIView {
     
     weak var delegate: EPLoginInputViewDelegate?
     
+    /// 输入内容变化回调
+    var onTextChanged: ((String) -> Void)?
+    
     private let stackView = UIStackView()
     
     // 区号区域
@@ -82,6 +86,8 @@ class EPLoginInputView: UIView {
     private func setupUI() {
         backgroundColor = EPLoginConfig.Colors.inputBackground
         layer.cornerRadius = EPLoginConfig.Layout.inputCornerRadius
+        layer.borderWidth = EPLoginConfig.Layout.inputBorderWidth
+        layer.borderColor = EPLoginConfig.Colors.inputBorder.cgColor
         
         // Main StackView
         stackView.axis = .horizontal
@@ -161,9 +167,10 @@ class EPLoginInputView: UIView {
         }
         
         // TextField
-        inputTextField.textColor = EPLoginConfig.Colors.inputText
+        inputTextField.textColor = EPLoginConfig.Colors.textLight
         inputTextField.font = .systemFont(ofSize: 14)
-        inputTextField.tintColor = EPLoginConfig.Colors.primary
+        inputTextField.tintColor = EPLoginConfig.Colors.textLight
+        inputTextField.addTarget(self, action: #selector(textFieldDidChange), for: .editingChanged)
         stackView.addArrangedSubview(inputTextField)
         
         inputTextField.snp.makeConstraints { make in
@@ -171,15 +178,18 @@ class EPLoginInputView: UIView {
         }
     }
     
+    @objc private func textFieldDidChange() {
+        onTextChanged?(inputTextField.text ?? "")
+    }
+    
     private func setupEyeButton() {
-        eyeButton.setImage(UIImage(systemName: "eye.slash"), for: .normal)
-        eyeButton.setImage(UIImage(systemName: "eye"), for: .selected)
-        eyeButton.tintColor = EPLoginConfig.Colors.icon
+        eyeButton.setImage(kImage(EPLoginConfig.Images.iconPasswordUnsee), for: .normal)
+        eyeButton.setImage(kImage(EPLoginConfig.Images.iconPasswordSee), for: .selected)
         eyeButton.addTarget(self, action: #selector(handleEyeTap), for: .touchUpInside)
         stackView.addArrangedSubview(eyeButton)
         
         eyeButton.snp.makeConstraints { make in
-            make.width.equalTo(30)
+            make.size.equalTo(24)
         }
     }
     
@@ -209,16 +219,17 @@ class EPLoginInputView: UIView {
         // 区号
         areaStackView.isHidden = !config.showAreaCode
         
-        // Icon
-        if let iconName = config.icon {
-            iconImageView.image = UIImage(systemName: iconName)
-            iconImageView.isHidden = false
-        } else {
-            iconImageView.isHidden = true
-        }
+        // Icon - 默认隐藏，不再使用
+        iconImageView.isHidden = true
         
-        // Placeholder
-        inputTextField.placeholder = config.placeholder
+        // Placeholder（60% 白色）
+        inputTextField.attributedPlaceholder = NSAttributedString(
+            string: config.placeholder,
+            attributes: [NSAttributedString.Key.foregroundColor: UIColor.white.withAlphaComponent(0.6)]
+        )
+        
+        // 键盘类型
+        inputTextField.keyboardType = config.keyboardType
         
         // 密码模式
         inputTextField.isSecureTextEntry = config.isSecure