diff --git a/src/app.scss b/src/app.scss
index e29e4b5..e17a83d 100644
--- a/src/app.scss
+++ b/src/app.scss
@@ -44,11 +44,6 @@
   --glass-line: rgba(255, 255, 255, 0.55);
   --shadow-card: 0 8rpx 24rpx rgba(46, 38, 34, 0.08);
   --shadow-elevated: 0 12rpx 40rpx rgba(46, 38, 34, 0.12);
-  --line-card: 1rpx solid var(--border);
-  --line-star: var(--border);
-  --accent-pink: var(--accent-primary);
-  --accent-blue: var(--accent-secondary);
-  --btn-gradient: var(--accent-primary);
 }
 
 .theme-dark {
@@ -76,11 +71,6 @@
   --glass-line: rgba(255, 255, 255, 0.14);
   --shadow-card: 0 8rpx 24rpx rgba(0, 0, 0, 0.32);
   --shadow-elevated: 0 12rpx 40rpx rgba(0, 0, 0, 0.48);
-  --line-card: 1rpx solid var(--border);
-  --line-star: var(--border);
-  --accent-pink: var(--accent-primary);
-  --accent-blue: var(--accent-secondary);
-  --btn-gradient: var(--accent-primary);
 }
 
 /* page 基础字体 */
@@ -99,11 +89,6 @@ page {
   box-shadow: var(--shadow-card);
 }
 
-/* 为兼容旧页面中的卡片类名，保留过渡别名 */
-.dashed-card {
-  @extend .surface-card;
-}
-
 /* === 常用工具类 === */
 .container { padding: 24px; }
 
@@ -144,14 +129,6 @@ page {
   border-radius: 999rpx;
 }
 
-.btn-gradient {
-  @extend .btn-primary;
-}
-
-.btn-outline {
-  @extend .btn-secondary;
-}
-
 /* 固定底部操作栏 */
 .action-bar {
   position: fixed;
@@ -279,7 +256,7 @@ page {
   display: flex;
   flex-direction: column;
   background: var(--bg-card);
-  border-top: var(--line-card);
+  border-top: 1rpx solid var(--border);
   box-sizing: border-box;
 }
 
diff --git a/src/components/LoginModal/index.tsx b/src/components/LoginModal/index.tsx
index 72f7f43..323d05f 100644
--- a/src/components/LoginModal/index.tsx
+++ b/src/components/LoginModal/index.tsx
@@ -51,14 +51,14 @@ export default function LoginModal({ visible, onClose, onLogin }: { visible: boo
       console.log('[LoginModal] wx.login 成功，code=', wxLogin.code)
       const result = await login(wxLogin.code)
       console.log('[LoginModal] 后端 /auth/login 返回:', JSON.stringify(result))
-      if (!result?.accessToken) {
+      if (!(result && result.accessToken)) {
         fail('登录失败，未拿到 token')
         return
       }
       let openid = ''
       try {
         const me = await getMe()
-        openid = me?.openid || ''
+        openid = me && me.openid ? me.openid : ''
         console.log('[LoginModal] getMe 返回:', JSON.stringify(me))
       } catch {
         openid = ''
@@ -70,7 +70,7 @@ export default function LoginModal({ visible, onClose, onLogin }: { visible: boo
       finish(result.accessToken, openid)
     } catch (e) {
       console.error('[LoginModal] 登录流程出错:', e)
-      fail((e as Error)?.message || '后端连接失败，请检查网络')
+      fail((e as Error) && (e as Error).message ? (e as Error).message : '后端连接失败，请检查网络')
     }
   }
 
diff --git a/src/pages/designList/index.scss b/src/pages/designList/index.scss
index 1f48841..7339f76 100644
--- a/src/pages/designList/index.scss
+++ b/src/pages/designList/index.scss
@@ -13,7 +13,7 @@
 .status-tabs {
   margin: 20px 0;
   background: var(--bg-card);
-  border: var(--line-card);
+  border: 1rpx solid var(--border);
   border-radius: 16px;
   padding: 8px 0;
 }
diff --git a/src/pages/product/index.scss b/src/pages/product/index.scss
index e36a875..47c6f14 100644
--- a/src/pages/product/index.scss
+++ b/src/pages/product/index.scss
@@ -188,7 +188,7 @@
   height: 60px;
   border-radius: 12px;
   background: var(--bg-input);
-  border: var(--line-card);
+  border: 1rpx solid var(--border);
   display: flex;
   align-items: center;
   justify-content: center;
diff --git a/src/pages/profile/index.scss b/src/pages/profile/index.scss
index b3fc29e..db99452 100644
--- a/src/pages/profile/index.scss
+++ b/src/pages/profile/index.scss
@@ -58,7 +58,7 @@
 /* 5状态快捷入口 - 2+3布局 */
 .status-grid {
   background: var(--bg-card);
-  border: var(--line-card);
+  border: 1rpx solid var(--border);
   border-radius: 20px;
   overflow: hidden;
 }