feat: 列表样式修改

miniprogram/pages/mathIndex/mathIndex.less

@@ -14,9 +14,8 @@ page {
 
 /* 数学页面标题和描述 */
 .math-page-header {
-    margin-bottom: 40rpx;
     text-align: center;
-    padding-top: 28rpx;
+    padding: 28rpx 0;
 }
 
 .math-page-title {
@@ -32,10 +31,11 @@ page {
     line-height: 1.5;
 }
 
-/* 数学功能列表样式 */
+/* 数学功能列表样式 - 两列瀑布流 */
 .math-functions-list {
     display: flex;
-    flex-direction: column;
+    flex-direction: row;
+    flex-wrap: wrap;
     gap: 24rpx;
     margin-bottom: 40rpx;
 }
@@ -44,11 +44,13 @@ page {
     background: #ffffff;
     border: 2rpx solid #e8e8e8;
     border-radius: 24rpx;
-    padding: 32rpx;
+    padding: 24rpx;
     display: flex;
+    flex-direction: column;
     align-items: center;
-    gap: 24rpx;
-    // box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.05);
+    gap: 18rpx;
+    flex: 0 0 calc(50% - 12rpx);
+    box-sizing: border-box;
     transition: all 0.2s ease-in-out;
     box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.05);
     position: relative;
@@ -76,57 +78,44 @@ page {
     }
 }
 
-.function-item-image {
-    width: 120rpx;
-    height: 120rpx;
+.function-item-img-wrapper {
+    width: 100%;
+    height: 310rpx;
     flex-shrink: 0;
-    display: flex;
-    align-items: center;
-    justify-content: center;
     position: relative;
     z-index: 1;
+    border-radius: 16rpx;
+    overflow: hidden;
+    background-color: #f5f5f5;
+    // border: 1rpx solid #e8e8e8;
 }
 
-.function-image-placeholder {
+.function-item-img {
     width: 100%;
     height: 100%;
-    background: linear-gradient(135deg, rgba(255, 215, 25, 0.2) 0%, rgba(255, 169, 64, 0.2) 100%);
-    border-radius: 20rpx;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    font-size: 56rpx;
-}
-
-.function-item-content {
-    flex: 1;
-    display: flex;
-    flex-direction: column;
-    gap: 12rpx;
-    min-width: 0;
-    position: relative;
-    z-index: 1;
+    display: block;
 }
 
 .function-item-title {
-    font-size: 28rpx;
+    font-size: 30rpx;
     font-weight: 600;
     color: #141414;
     line-height: 1.4;
+    text-align: left;
+    position: relative;
+    z-index: 1;
+    width: 100%;
+    margin-top: 4rpx;
 }
 
 .function-item-desc {
     font-size: 24rpx;
     color: #666666;
-    line-height: 1.4;
-}
-
-.function-item-arrow {
-    font-size: 36rpx;
-    color: #999999;
-    flex-shrink: 0;
+    line-height: 1.5;
+    text-align: left;
     position: relative;
     z-index: 1;
+    width: 100%;
 }
 
 /* 使用提示 */