feat: 优化搜索栏布局，统一四等分、左右对齐规范

src/views/system/dict/index.vue

@@ -3,18 +3,27 @@
   <div class="app-container">
     <div class="search-bar">
       <el-form ref="queryFormRef" :model="queryParams" :inline="true">
-        <el-form-item label="关键字" prop="keywords">
-          <el-input
-            v-model="queryParams.keywords"
-            placeholder="字典名称/编码"
-            clearable
-            @keyup.enter="handleQuery"
-          />
-        </el-form-item>
-        <el-form-item>
-          <el-button type="primary" icon="search" @click="handleQuery()">搜索</el-button>
-          <el-button icon="refresh" @click="handleResetQuery()">重置</el-button>
-        </el-form-item>
+        <el-row :gutter="20">
+          <el-col :span="24" :md="12" :lg="6">
+            <el-form-item label="关键字" prop="keywords">
+              <el-input
+                v-model="queryParams.keywords"
+                placeholder="字典名称/编码"
+                clearable
+                @keyup.enter="handleQuery"
+              />
+            </el-form-item>
+          </el-col>
+
+          <div class="search-form-btn-box">
+            <div class="search-form-btn-box-item">
+              <el-form-item>
+                <el-button type="primary" icon="search" @click="handleQuery()">搜索</el-button>
+                <el-button icon="refresh" @click="handleResetQuery()">重置</el-button>
+              </el-form-item>
+            </div>
+          </div>
+        </el-row>
       </el-form>
     </div>