diff --git a/app.py b/app.py
index ce43eee..c38da0c 100644
--- a/app.py
+++ b/app.py
@@ -679,157 +679,6 @@ def update_api_keys():
     except Exception as e:
         return jsonify({"success": False, "message": f"更新API密钥错误: {str(e)}"}), 500
 
-# 验证API密钥
-@app.route('/api/keys/validate', methods=['POST'])
-def validate_api_key():
-    """验证API密钥有效性"""
-    try:
-        validate_data = request.json
-        if not isinstance(validate_data, dict) or 'key_type' not in validate_data or 'key_value' not in validate_data:
-            return jsonify({"success": False, "message": "无效的请求格式"}), 400
-        
-        key_type = validate_data['key_type']
-        key_value = validate_data['key_value']
-        
-        if not key_value or key_value.strip() == "":
-            return jsonify({"success": False, "message": f"未提供{key_type}密钥"}), 400
-        
-        # 基于密钥类型进行验证
-        result = {"success": False, "message": "不支持的密钥类型"}
-        
-        if key_type == "AnthropicApiKey":
-            result = validate_anthropic_key(key_value)
-        elif key_type == "OpenaiApiKey":
-            result = validate_openai_key(key_value)
-        elif key_type == "DeepseekApiKey":
-            result = validate_deepseek_key(key_value)
-        elif key_type == "AlibabaApiKey":
-            result = validate_alibaba_key(key_value)
-        elif key_type == "MathpixAppId" or key_type == "MathpixAppKey":
-            # Mathpix需要两个密钥一起验证
-            mathpix_app_id = key_value if key_type == "MathpixAppId" else get_api_key("MathpixAppId")
-            mathpix_app_key = key_value if key_type == "MathpixAppKey" else get_api_key("MathpixAppKey")
-            if mathpix_app_id and mathpix_app_key:
-                result = validate_mathpix_key(f"{mathpix_app_id}:{mathpix_app_key}")
-            else:
-                result = {"success": False, "message": "需要同时设置Mathpix App ID和App Key"}
-        
-        return jsonify(result)
-    
-    except Exception as e:
-        return jsonify({"success": False, "message": f"验证API密钥时出错: {str(e)}"}), 500
-
-def validate_anthropic_key(api_key):
-    """验证Anthropic API密钥"""
-    try:
-        import anthropic
-        client = anthropic.Anthropic(api_key=api_key)
-        # 发送一个简单请求来验证密钥
-        response = client.messages.create(
-            model="claude-3-haiku-20240307",
-            max_tokens=10,
-            messages=[{"role": "user", "content": "Hello"}]
-        )
-        return {"success": True, "message": "Anthropic API密钥有效"}
-    except Exception as e:
-        error_message = str(e)
-        if "401" in error_message or "unauthorized" in error_message.lower():
-            return {"success": False, "message": "Anthropic API密钥无效或已过期"}
-        return {"success": False, "message": f"验证Anthropic API密钥时出错: {error_message}"}
-
-def validate_openai_key(api_key):
-    """验证OpenAI API密钥"""
-    try:
-        import openai
-        client = openai.OpenAI(api_key=api_key)
-        # 发送一个简单请求来验证密钥
-        response = client.chat.completions.create(
-            model="gpt-3.5-turbo",
-            messages=[{"role": "user", "content": "Hello"}],
-            max_tokens=10
-        )
-        return {"success": True, "message": "OpenAI API密钥有效"}
-    except Exception as e:
-        error_message = str(e)
-        if "401" in error_message or "invalid" in error_message.lower():
-            return {"success": False, "message": "OpenAI API密钥无效或已过期"}
-        return {"success": False, "message": f"验证OpenAI API密钥时出错: {error_message}"}
-
-def validate_deepseek_key(api_key):
-    """验证DeepSeek API密钥"""
-    try:
-        import requests
-        headers = {
-            "Content-Type": "application/json",
-            "Authorization": f"Bearer {api_key}"
-        }
-        data = {
-            "model": "deepseek-chat",
-            "messages": [{"role": "user", "content": "Hello"}],
-            "max_tokens": 10
-        }
-        response = requests.post(
-            "https://api.deepseek.com/v1/chat/completions",
-            headers=headers,
-            json=data,
-            timeout=10
-        )
-        if response.status_code == 200:
-            return {"success": True, "message": "DeepSeek API密钥有效"}
-        else:
-            error_message = response.json().get("error", {}).get("message", "未知错误")
-            return {"success": False, "message": f"DeepSeek API密钥无效: {error_message}"}
-    except Exception as e:
-        return {"success": False, "message": f"验证DeepSeek API密钥时出错: {str(e)}"}
-
-def validate_alibaba_key(api_key):
-    """验证阿里巴巴DashScope API密钥"""
-    try:
-        import dashscope
-        dashscope.api_key = api_key
-        response = dashscope.Generation.call(
-            model='qwen-vl-plus',
-            messages=[{'role': 'user', 'content': 'Hello'}],
-            result_format='message',
-            max_tokens=10
-        )
-        if response.status_code == 200:
-            return {"success": True, "message": "阿里巴巴API密钥有效"}
-        else:
-            error_message = response.message
-            return {"success": False, "message": f"阿里巴巴API密钥无效: {error_message}"}
-    except Exception as e:
-        error_message = str(e)
-        if "unauthorized" in error_message.lower() or "invalid" in error_message.lower():
-            return {"success": False, "message": "阿里巴巴API密钥无效或已过期"}
-        return {"success": False, "message": f"验证阿里巴巴API密钥时出错: {error_message}"}
-
-def validate_mathpix_key(api_key):
-    """验证Mathpix API密钥"""
-    try:
-        import requests
-        # 分解API密钥
-        app_id, app_key = api_key.split(":")
-        
-        headers = {
-            "app_id": app_id,
-            "app_key": app_key,
-            "Content-Type": "application/json"
-        }
-        # 构造一个简单的请求（只检查API密钥，不实际发送图像）
-        response = requests.get(
-            "https://api.mathpix.com/v3/app-setting",
-            headers=headers,
-            timeout=10
-        )
-        if response.status_code == 200:
-            return {"success": True, "message": "Mathpix API密钥有效"}
-        else:
-            error_message = response.json().get("error", "未知错误")
-            return {"success": False, "message": f"Mathpix API密钥无效: {error_message}"}
-    except Exception as e:
-        return {"success": False, "message": f"验证Mathpix API密钥时出错: {str(e)}"}
-
 # 加载API密钥配置
 def load_api_keys():
     """从配置文件加载API密钥"""
diff --git a/models/base.py b/models/base.py
index f5db031..0d80e69 100644
--- a/models/base.py
+++ b/models/base.py
@@ -45,7 +45,3 @@ class BaseModel(ABC):
     def get_model_identifier(self) -> str:
         """Return the model identifier used in API calls"""
         pass
-
-    def validate_api_key(self) -> bool:
-        """Validate if the API key is in the correct format"""
-        return bool(self.api_key and self.api_key.strip())
diff --git a/models/mathpix.py b/models/mathpix.py
index ba7863b..795f2f8 100644
--- a/models/mathpix.py
+++ b/models/mathpix.py
@@ -211,16 +211,6 @@ class MathpixModel(BaseModel):
         """
         return "mathpix"
 
-    def validate_api_key(self) -> bool:
-        """
-        Validate if the API key is in the correct format (app_id:app_key).
-        """
-        try:
-            app_id, app_key = self.api_key.split(':')
-            return bool(app_id.strip() and app_key.strip())
-        except ValueError:
-            return False
-
     def _format_response(self, result: Dict[str, Any]) -> str:
         """
         Format the Mathpix API response into a readable string.
diff --git a/pic.jpg b/pic.jpg
deleted file mode 100644
index 306d952..0000000
Binary files a/pic.jpg and /dev/null differ
diff --git a/static/js/main.js b/static/js/main.js
index bc2c15c..59ae4b7 100644
--- a/static/js/main.js
+++ b/static/js/main.js
@@ -136,51 +136,62 @@ class SnapSolver {
     }
 
     updateStatusLight(status) {
-        const statusLight = document.querySelector('.status-light');
+        // 获取进度指示器元素
         const progressLine = document.querySelector('.progress-line');
         const statusText = document.querySelector('.status-text');
         const analysisIndicator = document.querySelector('.analysis-indicator');
         
-        if (!statusLight || !progressLine || !statusText || !analysisIndicator) {
+        if (!progressLine || !statusText || !analysisIndicator) {
+            console.error('状态指示器元素未找到:', {
+                progressLine: !!progressLine,
+                statusText: !!statusText,
+                analysisIndicator: !!analysisIndicator
+            });
             return;
         }
         
+        // 确保指示器可见
         analysisIndicator.style.display = 'flex';
-        statusLight.classList.remove('completed', 'error', 'working');
+        
+        // 先移除所有可能的状态类
+        analysisIndicator.classList.remove('processing', 'completed', 'error');
+        progressLine.classList.remove('processing', 'completed', 'error');
         
         switch (status) {
             case 'started':
             case 'thinking':
             case 'reasoning':
             case 'streaming':
-                statusLight.classList.add('working');
-                progressLine.style.animation = 'progress-animation 2s linear infinite';
+                // 添加处理中状态类
+                analysisIndicator.classList.add('processing');
+                progressLine.classList.add('processing');
                 statusText.textContent = '生成中';
                 break;
                 
             case 'completed':
-                statusLight.classList.add('completed');
-                progressLine.style.animation = 'none';
-                progressLine.style.width = '100%';
+                // 添加完成状态类
+                analysisIndicator.classList.add('completed');
+                progressLine.classList.add('completed');
                 statusText.textContent = '完成';
                 break;
                 
             case 'error':
-                statusLight.classList.add('error');
-                progressLine.style.animation = 'none';
-                progressLine.style.width = '100%';
+                // 添加错误状态类
+                analysisIndicator.classList.add('error');
+                progressLine.classList.add('error');
                 statusText.textContent = '出错';
                 break;
                 
             case 'stopped':
-                statusLight.classList.add('error');
-                progressLine.style.animation = 'none';
-                progressLine.style.width = '100%';
+                // 添加错误状态类（用于停止状态）
+                analysisIndicator.classList.add('error');
+                progressLine.classList.add('error');
                 statusText.textContent = '已停止';
                 break;
                 
             default:
-                analysisIndicator.style.display = 'none';
+                // 对于未知状态，显示准备中
+                statusText.textContent = '准备中';
                 break;
         }
     }
diff --git a/static/js/settings.js b/static/js/settings.js
index c3e7721..0199022 100644
--- a/static/js/settings.js
+++ b/static/js/settings.js
@@ -230,45 +230,6 @@ class SettingsManager {
             });
         });
         
-        // Initialize API key validate buttons
-        document.querySelectorAll('.validate-api-key').forEach(button => {
-            button.addEventListener('click', (e) => {
-                const keyType = e.currentTarget.getAttribute('data-key-type');
-                const input = e.currentTarget.closest('.input-group').querySelector('input');
-                const keyValue = input.value;
-                
-                if (keyValue.trim() === '') {
-                    window.uiManager?.showToast('请先输入API密钥', 'warning');
-                    return;
-                }
-                
-                // 显示验证中状态
-                const icon = e.currentTarget.querySelector('i');
-                const originalClass = icon.className;
-                icon.className = 'fas fa-spinner fa-spin';
-                e.currentTarget.disabled = true;
-                
-                this.validateApiKey(keyType, keyValue)
-                    .then(result => {
-                        if (result.success) {
-                            window.uiManager?.showToast(result.message, 'success');
-                            // 更新状态显示
-                            this.saveSettings();
-                        } else {
-                            window.uiManager?.showToast(result.message, 'error');
-                        }
-                    })
-                    .catch(error => {
-                        window.uiManager?.showToast(`验证失败: ${error.message}`, 'error');
-                    })
-                    .finally(() => {
-                        // 恢复按钮状态
-                        icon.className = originalClass;
-                        e.currentTarget.disabled = false;
-                    });
-            });
-        });
-
         // 存储API密钥的对象
         this.apiKeyValues = {
             'AnthropicApiKey': '',
@@ -1005,36 +966,6 @@ class SettingsManager {
         }
     }
 
-    /**
-     * 验证API密钥
-     * @param {string} keyType 密钥类型
-     * @param {string} keyValue 密钥值
-     * @returns {Promise<Object>} 验证结果
-     */
-    async validateApiKey(keyType, keyValue) {
-        try {
-            const response = await fetch('/api/keys/validate', {
-                method: 'POST',
-                headers: {
-                    'Content-Type': 'application/json'
-                },
-                body: JSON.stringify({
-                    key_type: keyType,
-                    key_value: keyValue
-                })
-            });
-            
-            if (!response.ok) {
-                throw new Error(`服务器响应错误: ${response.status}`);
-            }
-            
-            return await response.json();
-        } catch (error) {
-            console.error('验证API密钥时出错:', error);
-            throw error;
-        }
-    }
-
     /**
      * 创建一个Toast提示消息
      * @param {string} message 提示消息内容
diff --git a/static/style.css b/static/style.css
index 0e9265e..9fa8c22 100644
--- a/static/style.css
+++ b/static/style.css
@@ -745,12 +745,13 @@ body {
 }
 
 .progress-line {
-    height: 2px;
-    width: 60px;
+    height: 4px;
+    width: 40px;
     background-color: var(--border-color);
-    border-radius: 1px;
+    border-radius: 2px;
     overflow: hidden;
     position: relative;
+    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05) inset;
 }
 
 .progress-line::before {
@@ -759,45 +760,48 @@ body {
     top: 0;
     left: 0;
     height: 100%;
-    width: 0%;
+    width: 100%;
     background-color: var(--primary);
-    border-radius: 1px;
-    transition: width 0.3s ease;
+    border-radius: 2px;
+    transform: translateX(-100%);
+    transition: transform 0.3s ease;
 }
 
 .progress-line.processing::before {
-    animation: progress-animation 2s ease-in-out infinite;
+    animation: pulse-animation 1.5s ease-in-out infinite;
 }
 
 .progress-line.completed::before {
-    width: 100%;
-    background-color: var(--success);
+    transform: translateX(0);
+    background-color: #4CAF50;
+    transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1), background-color 0.3s ease;
 }
 
 .progress-line.error::before {
-    width: 100%;
-    background-color: var(--danger);
+    transform: translateX(0);
+    background-color: #F44336;
+    transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1), background-color 0.3s ease;
 }
 
-@keyframes progress-animation {
+@keyframes pulse-animation {
     0% {
-        width: 0%;
-        left: 0;
+        transform: translateX(-100%);
     }
     50% {
-        width: 50%;
-        left: 25%;
+        transform: translateX(0);
     }
     100% {
-        width: 0%;
-        left: 100%;
+        transform: translateX(100%);
     }
 }
 
 .status-text {
-    font-weight: 500;
+    font-weight: 600;
     white-space: nowrap;
     transition: color 0.3s ease;
+    font-size: 0.7rem;
+    letter-spacing: 0.3px;
+    text-transform: uppercase;
 }
 
 .analysis-indicator.processing .status-text {
@@ -805,11 +809,11 @@ body {
 }
 
 .analysis-indicator.completed .status-text {
-    color: var(--success);
+    color: #4CAF50;
 }
 
 .analysis-indicator.error .status-text {
-    color: var(--danger);
+    color: #F44336;
 }
 
 /* Thinking Section */
@@ -2454,23 +2458,28 @@ button:disabled {
 /* 在适当位置添加停止生成按钮样式 */
 .btn-stop-generation {
     display: none;
-    background-color: var(--error-color);
-    color: white;
-    border: none;
-    border-radius: 4px;
-    width: 32px;
-    height: 32px;
+    background-color: rgba(244, 67, 54, 0.1);
+    color: #F44336;
+    border: 1px solid rgba(244, 67, 54, 0.2);
+    border-radius: 50%;
+    width: 24px;
+    height: 24px;
     padding: 0;
-    margin-left: 10px;
+    margin-left: 8px;
     cursor: pointer;
-    transition: all 0.2s ease;
+    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
     align-items: center;
     justify-content: center;
+    font-size: 10px;
+    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
+    position: relative;
+    overflow: hidden;
 }
 
 .btn-stop-generation:hover {
-    background-color: var(--error-hover-color);
-    transform: scale(1.05);
+    background-color: rgba(244, 67, 54, 0.15);
+    transform: scale(1.1);
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
 }
 
 .btn-stop-generation:active {
@@ -2478,13 +2487,19 @@ button:disabled {
 }
 
 .btn-stop-generation i {
-    font-size: 14px;
+    font-size: 10px;
 }
 
 .btn-stop-generation.visible {
     display: flex;
 }
 
+[data-theme="dark"] .btn-stop-generation {
+    background-color: rgba(248, 81, 73, 0.15);
+    color: #f85149;
+    border-color: rgba(248, 81, 73, 0.3);
+}
+
 /* API密钥状态高亮 */
 .api-key-status.highlight {
     background-color: var(--hover-bg);
@@ -2565,15 +2580,6 @@ textarea:focus {
     background-color: rgba(var(--primary-rgb), 0.1);
 }
 
-.input-group .validate-api-key {
-    color: var(--text-success);
-}
-
-.input-group .validate-api-key:hover {
-    color: var(--text-success);
-    background-color: rgba(40, 167, 69, 0.1);
-}
-
 .checkbox-label {
     display: flex;
     align-items: center;
diff --git a/templates/index.html b/templates/index.html
index 2834f4c..c8ca34f 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -344,16 +344,6 @@
                         </div>
                     </div>
                 </div>
-                
-                <!-- 设置面板底部按钮 -->
-                <div class="settings-footer">
-                    <button id="resetSettings" class="btn btn-secondary">
-                        <i class="fas fa-undo"></i> 重置设置
-                    </button>
-                    <button id="saveSettings" class="btn btn-primary">
-                        <i class="fas fa-save"></i> 保存设置
-                    </button>
-                </div>
             </div>
         </aside>
     </main>