diff --git a/src/components/AuthForm.css b/src/components/AuthForm.css
index 0348f50..b15cbee 100644
--- a/src/components/AuthForm.css
+++ b/src/components/AuthForm.css
@@ -1,113 +1,144 @@
 /* src/components/AuthForm.css */
 .auth-container {
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    justify-content: center;
-    min-height: 100vh;
-    background-color: #f5f5f5;
-    padding: 20px;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  min-height: 100vh;
+  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
+  padding: 20px;
 }
 
 .auth-title {
-    color: #333;
-    font-size: 2.5rem;
-    margin-bottom: 2rem;
-    text-align: center;
+  color: #1e3c72;
+  font-size: 2.5rem;
+  margin-bottom: 2rem;
+  text-align: center;
+  font-weight: 700;
+  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
 }
 
 .auth-form-wrapper {
-    width: 100%;
-    max-width: 400px;
-    background: white;
-    padding: 2rem;
-    border-radius: 8px;
-    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+  width: 100%;
+  max-width: 400px;
+  background: white;
+  padding: 2.5rem;
+  border-radius: 10px;
+  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
 }
 
 .auth-form {
-    display: flex;
-    flex-direction: column;
-    gap: 1rem;
+  display: flex;
+  flex-direction: column;
+  gap: 1.2rem;
 }
 
 .auth-form h2 {
-    color: #333;
-    text-align: center;
-    margin-bottom: 1.5rem;
+  color: #1e3c72;
+  text-align: center;
+  margin-bottom: 1.5rem;
+  font-size: 1.5rem;
+  font-weight: 600;
 }
 
 .form-group {
-    display: flex;
-    flex-direction: column;
-    gap: 0.5rem;
+  display: flex;
+  flex-direction: column;
+  gap: 0.5rem;
 }
 
 .form-group input {
-    padding: 0.8rem;
-    border: 1px solid #ddd;
-    border-radius: 4px;
-    font-size: 1rem;
-    width: 100%;
-    box-sizing: border-box; /* 确保padding不会影响宽度 */
-    height: 42px; /* 固定高度 */
+  padding: 0.9rem 1rem;
+  border: 1px solid #ddd;
+  border-radius: 6px;
+  font-size: 1rem;
+  width: 100%;
+  box-sizing: border-box;
+  height: 46px;
+  transition: all 0.3s;
 }
 
 .form-group input:focus {
-    outline: none;
-    border-color: #007bff;
+  outline: none;
+  border-color: #1e3c72;
+  box-shadow: 0 0 0 2px rgba(30, 60, 114, 0.2);
 }
 
 .auth-button {
-    padding: 0.8rem;
-    background-color: #007bff;
-    color: white;
-    border: none;
-    border-radius: 4px;
-    font-size: 1rem;
-    cursor: pointer;
-    transition: background-color 0.3s;
-    height: 42px; /* 与输入框高度一致 */
+  padding: 0.9rem;
+  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
+  color: white;
+  border: none;
+  border-radius: 6px;
+  font-size: 1rem;
+  font-weight: 600;
+  cursor: pointer;
+  transition: all 0.3s;
+  height: 46px;
+  margin-top: 0.5rem;
 }
 
 .auth-button:hover {
-    background-color: #0056b3;
+  transform: translateY(-2px);
+  box-shadow: 0 4px 12px rgba(30, 60, 114, 0.2);
 }
 
 .auth-button:disabled {
-    background-color: #cccccc;
-    cursor: not-allowed;
+  background: #cccccc;
+  transform: none;
+  box-shadow: none;
+  cursor: not-allowed;
 }
 
 .auth-switch {
-    display: flex;
-    justify-content: center;
-    align-items: center;
-    gap: 0.5rem;
-    margin-top: 1rem;
-    font-size: 0.9rem;
-    color: #666;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  gap: 0.5rem;
+  margin-top: 1.5rem;
+  font-size: 0.9rem;
+  color: #666;
 }
 
 .switch-button {
-    background: none;
-    border: none;
-    color: #007bff;
-    cursor: pointer;
-    text-decoration: underline;
-    font-size: 0.9rem;
-    padding: 0;
+  background: none;
+  border: none;
+  color: #1e3c72;
+  cursor: pointer;
+  font-size: 0.9rem;
+  font-weight: 600;
+  padding: 0;
+  transition: all 0.2s;
+  text-decoration: none;
 }
 
 .switch-button:hover {
-    color: #0056b3;
+  color: #2a5298;
+  text-decoration: underline;
 }
 
 .error-message {
-    color: #dc3545;
-    background-color: #f8d7da;
-    padding: 0.5rem;
-    border-radius: 4px;
-    text-align: center;
-    margin-bottom: 1rem;
+  color: #e74c3c;
+  background-color: #fdecea;
+  padding: 0.8rem;
+  border-radius: 6px;
+  text-align: center;
+  margin-bottom: 1rem;
+  border: 1px solid #fadbd8;
+  font-size: 0.9rem;
+}
+
+/* 响应式设计 */
+@media (max-width: 480px) {
+  .auth-form-wrapper {
+    padding: 1.8rem;
+  }
+  
+  .auth-title {
+    font-size: 2rem;
+  }
+  
+  .auth-form h2 {
+    font-size: 1.3rem;
+  }
 }
\ No newline at end of file