diff --git a/pages/settlement/index.wxss b/pages/settlement/index.wxss
index a1e1351..8aa26db 100644
--- a/pages/settlement/index.wxss
+++ b/pages/settlement/index.wxss
@@ -172,7 +172,19 @@ input, textarea {
   font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
   /* 防止iOS输入框背景变黄 */
   -webkit-autofill: none;
-  background-color: #fff !important;
+  background-color: #fff;
+}
+
+/* 深色模式下的输入框样式 */
+@media (prefers-color-scheme: dark) {
+  input, textarea {
+    background-color: #2c2c2e !important;
+    color: #fff !important;
+  }
+  
+  input::placeholder, textarea::placeholder {
+    color: #8e8e93 !important;
+  }
 }
 
 /* 按钮全局优化 */
@@ -605,6 +617,36 @@ picker {
   opacity: 0.7;
 }
 
+/* 深色模式下的表单输入框样式 */
+@media (prefers-color-scheme: dark) {
+  .form-input {
+    background: linear-gradient(135deg, #2c2c2e 0%, #1c1c1e 100%);
+    border-color: #48484a;
+    color: #fff;
+  }
+  
+  .form-input::placeholder {
+    color: #8e8e93;
+  }
+  
+  .form-input:focus {
+    background: linear-gradient(135deg, #2c2c2e 0%, #1c1c1e 100%);
+    border-color: #07C160;
+    box-shadow: 0 4rpx 16rpx rgba(7, 193, 96, 0.3);
+  }
+  
+  .form-input.error {
+    background: linear-gradient(135deg, #2c2c2e 0%, #1c1c1e 100%);
+    border-color: #FA5151;
+    box-shadow: 0 4rpx 16rpx rgba(250, 81, 81, 0.3);
+  }
+  
+  .form-input:focus::placeholder {
+    color: #636366;
+    opacity: 0.7;
+  }
+}
+
 /* placeholder样式优化 */
 .form-input::placeholder {
   color: #999;
@@ -750,6 +792,34 @@ picker {
   font-weight: 500;
 }
 
+/* 深色模式下的地址选择器样式 */
+@media (prefers-color-scheme: dark) {
+  .region-picker {
+    background: linear-gradient(135deg, #2c2c2e 0%, #1c1c1e 100%);
+    border-color: #48484a;
+    color: #fff;
+  }
+  
+  .region-picker .picker-content text {
+    color: #fff;
+  }
+  
+  .region-picker:focus {
+    background: linear-gradient(135deg, #2c2c2e 0%, #1c1c1e 100%);
+    border-color: #07C160;
+    box-shadow: 0 4rpx 16rpx rgba(7, 193, 96, 0.3);
+  }
+  
+  .region-picker.placeholder {
+    color: #8e8e93;
+  }
+  
+  .region-picker:not(.placeholder) {
+    border-color: #07C160;
+    color: #fff;
+  }
+}
+
 /* 微信风格的合作模式选择 - 针对真机优化 */
 .cooperation-options {
   display: grid;