style(transportCapacity): 优化船舶表单布局和标签样式

- 船舶表单“安放龙骨日期/建造完工日期”label宽度收窄至88px并支持换行
- 船舶证书信息两块表单调整为4列布局，字段span由8改为6
- contract-manage和track-tracking页签名标签最大宽度限制为96px，防止过宽
- project-apply业务部门选择组件改用el-tree-select支持树形选择，辅助函数新增
- 全局样式调整el-tree-select及el-cascader去除圆圈，改用箭头和文字高亮展示
- 控制节点展开箭头、选中状态和悬浮效果统一视觉风格

src/styles/element-ui.scss

@@ -1104,3 +1104,92 @@
 .el-select__wrapper:not(.is-disabled) .el-select__selected-item {
   color: #606266 !important;
 }
+
+// ============ 全局 el-tree-select 样式：隐藏圆圈/复选框，统一为树形 ▶ 箭头展开风格 ============
+// 目标：将所有带 ○/●/☑ 圆圈的 tree-select 下拉改为纯树形展开（▶ 箭头 + 选中蓝字），与截图2一致。
+.el-tree-select {
+  // 隐藏下拉面板内的 checkbox / radio 圆圈
+  .el-tree-node__content > .el-checkbox {
+    display: none;
+  }
+
+  // 展开箭头始终可见（即使叶子节点也保留占位，保证对齐）
+  .el-tree-node__expand-icon {
+    font-size: 12px;
+    color: #c0c4cc;
+
+    &.is-leaf {
+      // 叶子节点：透明占位符，保持缩进对齐
+      color: transparent;
+      &::before {
+        display: none;
+      }
+    }
+
+    &:not(.is-leaf) {
+      // 可展开节点：hover 加深
+      &:hover {
+        color: #909399;
+      }
+    }
+  }
+
+  // 选中节点：蓝色文字高亮（替代原来的 ● 实心圆）
+  .el-tree-node.is-current > .el-tree-node__content {
+    color: var(--el-color-primary, #409eff);
+    font-weight: 600;
+  }
+
+  // hover 态
+  .el-tree-node__content:hover {
+    background-color: var(--el-fill-color-light, #f5f7fa);
+  }
+
+  // 节点标签文字
+  .el-tree-node__label {
+    font-size: 14px;
+    color: #333333;
+  }
+
+  // 选中节点的标签颜色继承 is-current 的蓝色
+  .el-tree-node.is-current > .el-tree-node__content > .el-tree-node__label {
+    color: inherit;
+  }
+}
+
+// ============ 全局 el-cascader（checkStrictly）样式：隐藏 ○/● 单选圆圈 ============
+// 当 el-cascader 配置 checkStrictly:true 时，面板内每项前显示 el-radio 圆圈。
+// 全局隐藏这些圆圈，改为纯文字选中高亮风格，与 tree-select 统一。
+.el-cascader-panel {
+  // 隐藏级联面板内的 radio 单选圆圈
+  .el-cascader-node__prefix {
+    .el-radio {
+      display: none;
+    }
+  }
+
+  // 选中项：蓝色文字 + 加粗（替代原来的 ● 实心圆）
+  .el-cascader-node.is-active {
+    .el-cascader-node__label {
+      color: var(--el-color-primary, #409eff);
+      font-weight: 600;
+    }
+  }
+
+  // hover 态
+  .el-cascader-node:hover {
+    background-color: var(--el-fill-color-light, #f5f7fa);
+  }
+
+  // 节点标签默认颜色
+  .el-cascader-node__label {
+    font-size: 14px;
+    color: #333333;
+  }
+
+  // 禁用态
+  .el-cascader-node.is-disabled {
+    color: var(--el-text-color-placeholder, #c0c4cc);
+    cursor: not-allowed;
+  }
+}

src/views/business/contract-manage.vue

@@ -2345,6 +2345,7 @@ export default {
     :deep(.el-descriptions__label) {
       display: inline-block;
       min-width: 96px;
+      max-width: 96px;
       padding-right: 12px;
       color: #606266;
       text-align: right;

src/views/business/project-apply.vue

@@ -157,21 +157,19 @@
             />
           </el-form-item>
           <el-form-item label="业务部门" prop="businessDeptId">
-            <el-select
+            <el-tree-select
               v-model="form.businessDeptId"
-              placeholder="请选择业务部门"
+              :data="businessDeptTreeOptions"
+              :props="{ label: 'label', value: 'value', children: 'children' }"
+              node-key="value"
+              check-strictly
               filterable
               clearable
+              :render-after-expand="false"
+              style="width: 100%"
               :disabled="isBasicInfoReadonly"
               @change="handleBusinessDeptChange"
-            >
-              <el-option
-                v-for="item in deptOptions"
-                :key="item.value"
-                :label="item.label"
-                :value="item.value"
-              />
-            </el-select>
+            />
           </el-form-item>
           <el-form-item label="承办部门" prop="undertakeDeptId">
             <el-cascader
@@ -990,6 +988,7 @@ export default {
       },
       deptOptions: [],
       deptTreeOptions: [],
+      businessDeptTreeOptions: [],
       deptCascaderProps: {
         label: 'label',
         value: 'value',
@@ -1765,8 +1764,9 @@ export default {
       ];
     },
     handleBusinessDeptChange(value) {
-      const dept = this.deptOptions.find(item => item.value === value);
-      this.form.businessDeptName = dept ? dept.rawLabel : '';
+      // el-tree-select 返回的是 node-key 值，从树中查找节点获取名称
+      const label = this.findDeptLabel(this.businessDeptTreeOptions, value);
+      this.form.businessDeptName = label;
       this.$refs.projectForm?.validateField('businessDeptId');
     },
     handleUndertakeDeptChange(value) {
@@ -1785,6 +1785,10 @@ export default {
           this.dialogType === 'add' ? this.excludeExternalOrganization(deptTree) : deptTree;
         this.deptOptions = this.flattenDept(deptTree);
         this.deptTreeOptions = this.toDeptCascaderOptions(undertakeDeptTree);
+        // 业务部门用 el-tree-select，需要树形数据（label/value/children 格式）
+        this.businessDeptTreeOptions = this.toTreeSelectOptions(
+          this.dialogType === 'add' ? this.excludeExternalOrganization(deptTree) : deptTree
+        );
       });
     },
     excludeExternalOrganization(list = []) {
@@ -1821,6 +1825,25 @@ export default {
         return result;
       }, []);
     },
+    // 将后端部门树转为 el-tree-select 需要的 {label, value, children} 格式
+    toTreeSelectOptions(list = []) {
+      return (list || []).map(item => ({
+        label: item.title || item.deptName || item.name,
+        value: item.id,
+        children: item.children?.length ? this.toTreeSelectOptions(item.children) : undefined,
+      }));
+    },
+    // 从树形数据中根据 value 查找 label
+    findDeptLabel(tree, value) {
+      for (const node of tree) {
+        if (node.value === value) return node.label;
+        if (node.children?.length) {
+          const found = this.findDeptLabel(node.children, value);
+          if (found) return found;
+        }
+      }
+      return '';
+    },
     loadCargoTypeOptions() {
       getSystemDictionary({ code: 'type_of_goods' }).then(res => {
         this.cargoTypeOptions = (res.data.data || []).map(item => ({

src/views/transit/track-tracking.vue

@@ -279,6 +279,7 @@ export default {
 
 :deep(.track-tracking-page__search .el-form-item__label) {
   min-width: 96px;
+  max-width: 96px;
   font-size: 16px;
   font-weight: 600;
 }

src/views/transportCapacity/ship.vue

@@ -143,7 +143,7 @@
       >
         <section-card title="基础船舶信息">
           <el-row :gutter="18">
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="船舶所属组织" prop="organizationName">
                 <el-select
                   v-model="shipForm.organizationName"
@@ -160,13 +160,17 @@
                 </el-select>
               </el-form-item>
             </el-col>
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="船名" prop="shipName">
                 <el-input v-model="shipForm.shipName" maxlength="20" show-word-limit />
               </el-form-item>
             </el-col>
-            <el-col :span="8">
-              <el-form-item label="安放龙骨日期/建造完工日期" prop="keelLayingDate">
+            <el-col :span="12">
+              <el-form-item
+                label="安放龙骨日期/建造完工日期"
+                prop="keelLayingDate"
+                label-width="88px"
+              >
                 <div class="date-range-inline">
                   <el-date-picker
                     v-model="shipForm.keelLayingDate"
@@ -186,7 +190,7 @@
             </el-col>
           </el-row>
           <el-row :gutter="18">
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="总长（m）" prop="totalLength">
                 <el-input
                   v-model="shipForm.totalLength"
@@ -194,7 +198,7 @@
                 />
               </el-form-item>
             </el-col>
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="船宽（m）" prop="shipWidth">
                 <el-input
                   v-model="shipForm.shipWidth"
@@ -202,7 +206,7 @@
                 />
               </el-form-item>
             </el-col>
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="型深（m）" prop="moldedDepth">
                 <el-input
                   v-model="shipForm.moldedDepth"
@@ -210,9 +214,7 @@
                 />
               </el-form-item>
             </el-col>
-          </el-row>
-          <el-row :gutter="18">
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="最大船高（m）" prop="maxShipHeight">
                 <el-input
                   v-model="shipForm.maxShipHeight"
@@ -220,7 +222,9 @@
                 />
               </el-form-item>
             </el-col>
-            <el-col :span="8">
+          </el-row>
+          <el-row :gutter="18">
+            <el-col :span="6">
               <el-form-item label="空载吃水（t）" prop="lightDraft">
                 <el-input
                   v-model="shipForm.lightDraft"
@@ -228,7 +232,7 @@
                 />
               </el-form-item>
             </el-col>
-            <el-col :span="8">
+            <el-col :span="6">
               <el-form-item label="满载吃水（t）" prop="fullLoadDraft">
                 <el-input
                   v-model="shipForm.fullLoadDraft"
@@ -236,9 +240,7 @@
                 />
               </el-form-item>
             </el-col>
-          </el-row>
-          <el-row :gutter="18">
-            <el-col :span="8">
+            <el-col :span="12">
               <el-form-item label="航区" prop="navigationArea">
                 <div class="navigation-area-field">
                   <el-select v-model="shipForm.navigationArea" placeholder="请选择">
@@ -279,24 +281,22 @@
           <div class="cert-block">
             <div class="cert-block__title">船舶所有权证书</div>
             <el-row :gutter="18">
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="登记号码" prop="ownershipRegistrationNo">
                   <el-input v-model="shipForm.ownershipRegistrationNo" maxlength="50" />
                 </el-form-item>
               </el-col>
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="初次登记号码" prop="initialRegistrationNo">
                   <el-input v-model="shipForm.initialRegistrationNo" maxlength="50" />
                 </el-form-item>
               </el-col>
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="船舶所有人" prop="shipOwner">
                   <el-input v-model="shipForm.shipOwner" maxlength="50" />
                 </el-form-item>
               </el-col>
-            </el-row>
-            <el-row :gutter="18">
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="取得所有权日期" prop="ownershipAcquisitionDate">
                   <el-date-picker
                     v-model="shipForm.ownershipAcquisitionDate"
@@ -305,7 +305,9 @@
                   />
                 </el-form-item>
               </el-col>
-              <el-col :span="8">
+            </el-row>
+            <el-row :gutter="18">
+              <el-col :span="6">
                 <el-form-item label="船舶识别号" prop="shipIdentifierNo">
                   <el-input
                     v-model="shipForm.shipIdentifierNo"
@@ -324,7 +326,7 @@
           <div class="cert-block">
             <div class="cert-block__title">内河船舶安全与环保证书</div>
             <el-row :gutter="18">
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="总吨" prop="grossTonnage">
                   <el-input-number
                     v-model="shipForm.grossTonnage"
@@ -334,7 +336,7 @@
                   />
                 </el-form-item>
               </el-col>
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="净吨" prop="netTonnage">
                   <el-input-number
                     v-model="shipForm.netTonnage"
@@ -344,14 +346,12 @@
                   />
                 </el-form-item>
               </el-col>
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="船检登记号" prop="shipInspectionNo">
                   <el-input v-model="shipForm.shipInspectionNo" maxlength="50" />
                 </el-form-item>
               </el-col>
-            </el-row>
-            <el-row :gutter="18">
-              <el-col :span="8">
+              <el-col :span="6">
                 <el-form-item label="船舶类型" prop="shipType">
                   <el-select v-model="shipForm.shipType" placeholder="请选择船舶类型" clearable>
                     <el-option label="散货船" value="散货船" />