diff --git a/src/Jiaowu.Api/Controllers/CoursesController.cs b/src/Jiaowu.Api/Controllers/CoursesController.cs
index 74c7245..c77adc1 100644
--- a/src/Jiaowu.Api/Controllers/CoursesController.cs
+++ b/src/Jiaowu.Api/Controllers/CoursesController.cs
@@ -34,6 +34,11 @@ public sealed class CoursesController(
     {
         page = Math.Max(1, page);
         pageSize = Math.Clamp(pageSize, 10, 100);
+        var scope = currentUserDataScope.Current;
+        var canManageAll = scope.IsInRole(SystemRoles.SuperAdmin) ||
+                           scope.IsInRole(SystemRoles.AcademicAdmin);
+        var canManageCollegeCourses = scope.IsInRole(SystemRoles.CollegeAdmin);
+        var managedCollegeId = scope.CollegeId;
         var source = ScopedCourses().AsNoTracking();
         if (collegeId.HasValue)
             source = source.Where(x => x.CollegeId == collegeId.Value);
@@ -73,7 +78,13 @@ public sealed class CoursesController(
                 x.Description,
                 x.IsEnabled,
                 x.SortOrder,
-                x.CreatedAt
+                x.CreatedAt,
+                CanManage = canManageAll ||
+                    canManageCollegeCourses &&
+                    x.CollegeId == managedCollegeId &&
+                    (x.Nature == CourseNature.MajorRequired ||
+                     x.Nature == CourseNature.MajorElective ||
+                     x.Nature == CourseNature.Practice)
             })
             .ToListAsync(cancellationToken);
 
@@ -118,7 +129,7 @@ public sealed class CoursesController(
     {
         var entity = await db.Courses.FindAsync([id], cancellationToken);
         if (entity is null) return NotFound();
-        if (!CanAccessCollege(entity.CollegeId)) return Forbid();
+        if (!CanManage(entity.CollegeId, entity.Nature)) return Forbid();
         var validation = await ValidateAsync(request, cancellationToken);
         if (validation is not null) return validation;
 
@@ -144,7 +155,7 @@ public sealed class CoursesController(
     {
         var entity = await db.Courses.FindAsync([id], cancellationToken);
         if (entity is null) return NotFound();
-        if (!CanAccessCollege(entity.CollegeId)) return Forbid();
+        if (!CanManage(entity.CollegeId, entity.Nature)) return Forbid();
         db.Courses.Remove(entity);
         return await SaveAsync(id, false, cancellationToken);
     }
@@ -153,7 +164,7 @@ public sealed class CoursesController(
         CourseRequest request,
         CancellationToken cancellationToken)
     {
-        if (!CanAccessCollege(request.CollegeId)) return Forbid();
+        if (!CanManage(request.CollegeId, request.Nature)) return Forbid();
         if (!await db.Colleges.AnyAsync(x => x.Id == request.CollegeId, cancellationToken))
             return ValidationProblem("所选学院不存在。");
         if (request.LectureHours + request.PracticeHours > request.TotalHours)
@@ -167,7 +178,12 @@ public sealed class CoursesController(
         var source = db.Courses.AsQueryable();
         if (scope.Scope == DataScope.All) return source;
         if (scope.Scope == DataScope.College)
-            return source.Where(x => x.CollegeId == scope.RestrictedCollegeId);
+        {
+            return source.Where(x =>
+                x.Nature == CourseNature.GeneralRequired ||
+                x.Nature == CourseNature.GeneralElective ||
+                x.CollegeId == scope.RestrictedCollegeId);
+        }
         if (scope.Scope == DataScope.Class)
         {
             return source.Where(course => db.TeachingTasks.Any(task =>
@@ -190,8 +206,11 @@ public sealed class CoursesController(
                         student.UserId == userId))));
     }
 
-    private bool CanAccessCollege(Guid collegeId) =>
-        currentUserDataScope.Current.CanAccessCollege(collegeId);
+    private bool CanManage(Guid collegeId, CourseNature nature)
+        => CourseMaintenancePolicy.CanManage(
+            currentUserDataScope.Current,
+            collegeId,
+            nature);
 
     private async Task<ActionResult> SaveAsync(
         Guid id,
diff --git a/src/Jiaowu.Api/Controllers/CurriculumPlansController.cs b/src/Jiaowu.Api/Controllers/CurriculumPlansController.cs
index f448370..530a899 100644
--- a/src/Jiaowu.Api/Controllers/CurriculumPlansController.cs
+++ b/src/Jiaowu.Api/Controllers/CurriculumPlansController.cs
@@ -27,6 +27,7 @@ public sealed class CurriculumPlansController(
         int page = 1,
         int pageSize = 20,
         string? keyword = null,
+        Guid? collegeId = null,
         Guid? majorId = null,
         int? effectiveGrade = null,
         CurriculumPlanStatus? status = null,
@@ -35,6 +36,8 @@ public sealed class CurriculumPlansController(
         page = Math.Max(1, page);
         pageSize = Math.Clamp(pageSize, 10, 100);
         var source = ScopedPlans().AsNoTracking();
+        if (collegeId.HasValue)
+            source = source.Where(x => x.Major!.CollegeId == collegeId.Value);
         if (majorId.HasValue) source = source.Where(x => x.MajorId == majorId);
         if (effectiveGrade.HasValue)
             source = source.Where(x => x.EffectiveGrade == effectiveGrade);
@@ -76,6 +79,49 @@ public sealed class CurriculumPlansController(
         return Ok(new PagedResult<object>(items, total, page, pageSize));
     }
 
+    [HttpGet("filter-options")]
+    public async Task<ActionResult> GetFilterOptions(CancellationToken cancellationToken)
+    {
+        var collegeId = ScopedCollegeId();
+        var majors = db.Majors.AsNoTracking().Where(x => x.IsEnabled);
+        if (collegeId.HasValue)
+            majors = majors.Where(x => x.CollegeId == collegeId.Value);
+
+        var majorOptions = await majors
+            .OrderBy(x => x.College!.SortOrder)
+            .ThenBy(x => x.SortOrder)
+            .ThenBy(x => x.Code)
+            .Select(x => new
+            {
+                x.Id,
+                x.Code,
+                x.Name,
+                x.CollegeId,
+                CollegeName = x.College!.Name,
+                x.SchoolingYears
+            })
+            .ToListAsync(cancellationToken);
+
+        var accessibleCollegeIds = majorOptions
+            .Select(x => x.CollegeId)
+            .Distinct()
+            .ToArray();
+        var colleges = await db.Colleges.AsNoTracking()
+            .Where(x => x.IsEnabled && accessibleCollegeIds.Contains(x.Id))
+            .OrderBy(x => x.SortOrder)
+            .ThenBy(x => x.Code)
+            .Select(x => new { x.Id, x.Code, x.Name })
+            .ToListAsync(cancellationToken);
+        var grades = await ScopedPlans()
+            .AsNoTracking()
+            .Select(x => x.EffectiveGrade)
+            .Distinct()
+            .OrderByDescending(x => x)
+            .ToListAsync(cancellationToken);
+
+        return Ok(new { Colleges = colleges, Majors = majorOptions, Grades = grades });
+    }
+
     [HttpGet("{id:guid}")]
     public async Task<ActionResult> GetPlan(Guid id, CancellationToken cancellationToken)
     {
diff --git a/src/Jiaowu.Api/Infrastructure/Auth/CourseMaintenancePolicy.cs b/src/Jiaowu.Api/Infrastructure/Auth/CourseMaintenancePolicy.cs
new file mode 100644
index 0000000..19099d5
--- /dev/null
+++ b/src/Jiaowu.Api/Infrastructure/Auth/CourseMaintenancePolicy.cs
@@ -0,0 +1,26 @@
+using Jiaowu.Api.Domain.Academic;
+using Jiaowu.Api.Domain.Identity;
+
+namespace Jiaowu.Api.Infrastructure.Auth;
+
+public static class CourseMaintenancePolicy
+{
+    public static bool CanManage(
+        CurrentUserScope scope,
+        Guid collegeId,
+        CourseNature nature)
+    {
+        if (scope.IsInRole(SystemRoles.SuperAdmin) ||
+            scope.IsInRole(SystemRoles.AcademicAdmin))
+            return true;
+
+        return scope.IsInRole(SystemRoles.CollegeAdmin) &&
+               scope.CollegeId == collegeId &&
+               IsCollegeMaintainedNature(nature);
+    }
+
+    public static bool IsCollegeMaintainedNature(CourseNature nature) =>
+        nature is CourseNature.MajorRequired or
+            CourseNature.MajorElective or
+            CourseNature.Practice;
+}
diff --git a/tests/Jiaowu.Api.Tests/DataScopeTests.cs b/tests/Jiaowu.Api.Tests/DataScopeTests.cs
index 5a2acaf..e661760 100644
--- a/tests/Jiaowu.Api.Tests/DataScopeTests.cs
+++ b/tests/Jiaowu.Api.Tests/DataScopeTests.cs
@@ -1,4 +1,5 @@
 using System.Security.Claims;
+using Jiaowu.Api.Domain.Academic;
 using Jiaowu.Api.Domain.Identity;
 using Jiaowu.Api.Infrastructure.Auth;
 using Microsoft.AspNetCore.Http;
@@ -53,4 +54,49 @@ public sealed class DataScopeTests
         Assert.True(current.CanAccessCollege(collegeId));
         Assert.False(current.CanAccessCollege(Guid.NewGuid()));
     }
+
+    [Theory]
+    [InlineData(CourseNature.MajorRequired, true)]
+    [InlineData(CourseNature.MajorElective, true)]
+    [InlineData(CourseNature.Practice, true)]
+    [InlineData(CourseNature.GeneralRequired, false)]
+    [InlineData(CourseNature.GeneralElective, false)]
+    public void CollegeAdmin_OnlyMaintainsDelegatedCourseNatures(
+        CourseNature nature,
+        bool expected)
+    {
+        var collegeId = Guid.NewGuid();
+        var scope = new CurrentUserScope(
+            Guid.NewGuid(),
+            "学院教务",
+            collegeId,
+            DataScope.College,
+            new HashSet<string>([SystemRoles.CollegeAdmin]));
+
+        Assert.Equal(
+            expected,
+            CourseMaintenancePolicy.CanManage(scope, collegeId, nature));
+        Assert.False(CourseMaintenancePolicy.CanManage(
+            scope,
+            Guid.NewGuid(),
+            nature));
+    }
+
+    [Theory]
+    [InlineData(SystemRoles.SuperAdmin)]
+    [InlineData(SystemRoles.AcademicAdmin)]
+    public void SchoolAdministrators_RetainWholeCourseCatalogueManagement(string role)
+    {
+        var scope = new CurrentUserScope(
+            Guid.NewGuid(),
+            "校级教务",
+            null,
+            DataScope.All,
+            new HashSet<string>([role]));
+
+        Assert.True(CourseMaintenancePolicy.CanManage(
+            scope,
+            Guid.NewGuid(),
+            CourseNature.GeneralRequired));
+    }
 }
diff --git a/web/src/layouts/AdminLayout.vue b/web/src/layouts/AdminLayout.vue
index 135c44a..c1d9638 100644
--- a/web/src/layouts/AdminLayout.vue
+++ b/web/src/layouts/AdminLayout.vue
@@ -77,16 +77,16 @@ const navigationGroups = computed<NavigationGroup[]>(() => [
       { path: '/courses', label: '课程库' },
       ...whenVisible(isTeachingAdmin.value, { path: '/curriculum', label: '培养方案' }),
       ...whenVisible(isTeachingAdmin.value, { path: '/teaching-tasks', label: '教学任务' }),
-      ...whenVisible(
-        hasAnyRole(['SuperAdmin', 'AcademicAdmin']),
-        { path: '/schedules', label: '排课与课表' },
-      ),
     ],
   },
   {
     key: 'teaching-operation',
     label: '教学运行',
     items: [
+      ...whenVisible(
+        hasAnyRole(['SuperAdmin', 'AcademicAdmin']),
+        { path: '/schedules', label: '排课与课表' },
+      ),
       ...whenVisible(
         hasAnyRole(['SuperAdmin', 'AcademicAdmin', 'CollegeAdmin', 'Student']),
         {
diff --git a/web/src/style.css b/web/src/style.css
index 905492b..4a2ac00 100644
--- a/web/src/style.css
+++ b/web/src/style.css
@@ -235,9 +235,16 @@ button { cursor: pointer; }
 .ledger-label span { align-self: flex-start; color: #aeb8d6; font-size: 11px; }
 .ledger-label b { margin-left: auto; font: 700 31px/1 Consolas, monospace; color: #58d0bf; }
 .ledger-label small { color: #c4cce3; font-size: 10px; }
-.ledger-rule { display: flex; align-items: center; gap: 0; position: relative; z-index: 1; }
-.ledger-rule span { padding: 8px 28px; border-right: 1px solid rgba(255,255,255,.12); color: #d2d8e9; font-size: 11px; letter-spacing: .08em; }
+.ledger-rule { padding: 17px 28px; display: grid; align-content: center; gap: 4px; position: relative; z-index: 1; }
+.ledger-rule span { color: #8fa0cb; font-size: 9px; letter-spacing: .13em; }
+.ledger-rule b { color: #f5f7ff; font-size: 14px; font-weight: 650; }
+.ledger-rule small { color: #b9c3dd; font-size: 10px; }
 
+.maintenance-scope { min-height: 76px; display: grid; grid-template-columns: 170px 220px 1fr; align-items: stretch; color: white; background: linear-gradient(105deg, #17295a, #263f80 72%, #19736f); overflow: hidden; }
+.maintenance-scope > div { padding: 15px 20px; display: grid; align-content: center; gap: 5px; border-right: 1px solid rgba(255,255,255,.13); }
+.maintenance-scope span { color: #91a2cc; font-size: 9px; letter-spacing: .12em; }
+.maintenance-scope b { color: #f7f9ff; font-size: 13px; font-weight: 650; }
+.maintenance-scope p { margin: 0; padding: 0 24px; align-self: center; color: #cbd4e8; font-size: 11px; }
 .curriculum-filter { padding: 14px 18px; display: flex; flex-wrap: wrap; gap: 10px; align-items: center; border: 1px solid var(--line); background: white; }
 .curriculum-filter > .el-input { width: 260px; }
 .curriculum-filter > .el-select { width: 170px; }
@@ -905,9 +912,11 @@ button { cursor: pointer; }
   .filter-bar > .el-input { width: 100%; }
   .filter-bar > .el-select { flex: 1 1 140px; width: auto; }
   .course-ledger { min-height: auto; display: block; }
+  .maintenance-scope { grid-template-columns: 1fr 1fr; }
+  .maintenance-scope p { grid-column: 1 / -1; padding: 12px 18px; border-top: 1px solid rgba(255,255,255,.13); }
   .ledger-label { width: 100%; }
-  .ledger-rule { overflow-x: auto; }
-  .ledger-rule span { padding: 12px 20px; white-space: nowrap; }
+  .ledger-rule { overflow: visible; }
+  .ledger-rule span { padding: 0; white-space: nowrap; }
   .data-card { overflow: hidden; }
   .curriculum-filter > .el-input { width: 100%; }
   .curriculum-filter > .el-select { flex: 1 1 140px; width: auto; }
diff --git a/web/src/views/CoursesView.vue b/web/src/views/CoursesView.vue
index 5516663..14c6444 100644
--- a/web/src/views/CoursesView.vue
+++ b/web/src/views/CoursesView.vue
@@ -26,7 +26,8 @@ const canManage = computed(() =>
     ['SuperAdmin', 'AcademicAdmin', 'CollegeAdmin'].includes(role),
   ) ?? false,
 )
-const availableColleges = computed(() =>
+const isCollegeAdmin = computed(() => auth.user?.roles.includes('CollegeAdmin') ?? false)
+const formColleges = computed(() =>
   auth.user?.roles.includes('CollegeAdmin') && auth.user.collegeId
     ? colleges.value.filter((item) => item.id === auth.user!.collegeId)
     : colleges.value,
@@ -42,6 +43,23 @@ const assessmentLabels: Record<string, string> = {
   Examination: '考试',
   Assessment: '考查',
 }
+const collegeNatureLabels = computed(() => {
+  if (!isCollegeAdmin.value) return natureLabels
+  return Object.fromEntries(
+    Object.entries(natureLabels).filter(([value]) =>
+      ['MajorRequired', 'MajorElective', 'Practice'].includes(value),
+    ),
+  )
+})
+const maintenanceScope = computed(() =>
+  isCollegeAdmin.value
+    ? `${formColleges.value[0]?.name ?? '所属学院'} · 专业课与实践课`
+    : '全校课程 · 全性质',
+)
+
+function canManageRow(row: any) {
+  return row.canManage === true
+}
 
 function resetForm(row?: any) {
   Object.keys(form).forEach((key) => delete form[key])
@@ -54,7 +72,7 @@ function resetForm(row?: any) {
     totalHours: 32,
     lectureHours: 24,
     practiceHours: 8,
-    nature: 'MajorRequired',
+    nature: isCollegeAdmin.value ? 'MajorRequired' : 'GeneralRequired',
     assessmentMethod: 'Examination',
     description: '',
     isEnabled: true,
@@ -88,7 +106,7 @@ async function resetFilters() {
   Object.assign(query, {
     page: 1,
     keyword: '',
-    collegeId: auth.user?.roles.includes('CollegeAdmin') ? auth.user.collegeId : undefined,
+    collegeId: undefined,
     nature: undefined,
     isEnabled: undefined,
   })
@@ -144,9 +162,6 @@ async function remove(row: any) {
 
 onMounted(async () => {
   colleges.value = (await http.get('/base-data/colleges')).data
-  if (auth.user?.roles.includes('CollegeAdmin') && auth.user.collegeId) {
-    query.collegeId = auth.user.collegeId
-  }
   await load()
 })
 </script>
@@ -157,21 +172,21 @@ onMounted(async () => {
       <div>
         <span class="section-kicker">COURSE CATALOGUE</span>
         <h2>课程库</h2>
-        <p>维护全校统一课程编码、学分学时和考核方式，供培养方案与教学任务引用。</p>
+        <p>通识课程由校级统筹，专业课与实践课由开课学院维护，统一供培养方案与教学任务引用。</p>
       </div>
       <el-button v-if="canManage" type="primary" :icon="Plus" @click="openCreate">新增课程</el-button>
     </section>
 
     <section class="course-ledger">
       <div class="ledger-label">
-        <span>课程目录</span>
+        <span>当前可见</span>
         <b>{{ total }}</b>
         <small>门课程</small>
       </div>
       <div class="ledger-rule">
-        <span>编码唯一</span>
-        <span>学时守恒</span>
-        <span>归属明确</span>
+        <span>维护范围</span>
+        <b>{{ maintenanceScope }}</b>
+        <small>{{ isCollegeAdmin ? '通识课程可查看、可引用' : '负责跨学院标准统筹' }}</small>
       </div>
     </section>
 
@@ -185,7 +200,7 @@ onMounted(async () => {
           @keyup.enter="query.page = 1; load()"
         />
         <el-select v-model="query.collegeId" clearable placeholder="全部开课学院">
-          <el-option v-for="item in availableColleges" :key="item.id" :label="item.name" :value="item.id" />
+          <el-option v-for="item in colleges" :key="item.id" :label="item.name" :value="item.id" />
         </el-select>
         <el-select v-model="query.nature" clearable placeholder="全部课程性质">
           <el-option v-for="(label, value) in natureLabels" :key="value" :label="label" :value="value" />
@@ -230,8 +245,11 @@ onMounted(async () => {
         </el-table-column>
         <el-table-column v-if="canManage" label="操作" width="145" fixed="right">
           <template #default="{ row }">
-            <el-button link type="primary" @click="openEdit(row)">编辑</el-button>
-            <el-button link type="danger" @click="remove(row)">删除</el-button>
+            <template v-if="canManageRow(row)">
+              <el-button link type="primary" @click="openEdit(row)">编辑</el-button>
+              <el-button link type="danger" @click="remove(row)">删除</el-button>
+            </template>
+            <span v-else class="muted-action">校级维护</span>
           </template>
         </el-table-column>
         <template #empty><el-empty description="没有符合条件的课程" /></template>
@@ -258,12 +276,12 @@ onMounted(async () => {
         <div class="form-grid">
           <el-form-item label="开课学院" required>
             <el-select v-model="form.collegeId">
-              <el-option v-for="item in availableColleges" :key="item.id" :label="item.name" :value="item.id" />
+              <el-option v-for="item in formColleges" :key="item.id" :label="item.name" :value="item.id" />
             </el-select>
           </el-form-item>
           <el-form-item label="课程性质">
             <el-select v-model="form.nature">
-              <el-option v-for="(label, value) in natureLabels" :key="value" :label="label" :value="value" />
+              <el-option v-for="(label, value) in collegeNatureLabels" :key="value" :label="label" :value="value" />
             </el-select>
           </el-form-item>
         </div>
diff --git a/web/src/views/CurriculumView.vue b/web/src/views/CurriculumView.vue
index 9e3ebfb..f1dcb88 100644
--- a/web/src/views/CurriculumView.vue
+++ b/web/src/views/CurriculumView.vue
@@ -10,7 +10,9 @@ const detailLoading = ref(false)
 const plans = ref<any[]>([])
 const total = ref(0)
 const selected = ref<any | null>(null)
+const colleges = ref<any[]>([])
 const majors = ref<any[]>([])
+const grades = ref<number[]>([])
 const courses = ref<any[]>([])
 const planDialog = ref(false)
 const moduleDialog = ref(false)
@@ -24,6 +26,7 @@ const query = reactive({
   page: 1,
   pageSize: 20,
   keyword: '',
+  collegeId: undefined as string | undefined,
   majorId: undefined as string | undefined,
   effectiveGrade: undefined as number | undefined,
   status: undefined as string | undefined,
@@ -42,11 +45,24 @@ const courseTypeLabels: Record<string, string> = {
   Required: '必修',
   Elective: '选修',
 }
-const availableMajors = computed(() =>
-  auth.user?.roles.includes('CollegeAdmin') && auth.user.collegeId
-    ? majors.value.filter((item) => item.collegeId === auth.user!.collegeId)
+const isCollegeAdmin = computed(() => auth.user?.roles.includes('CollegeAdmin') ?? false)
+const availableMajors = computed(() => majors.value)
+const filteredMajors = computed(() =>
+  query.collegeId
+    ? majors.value.filter((item) => item.collegeId === query.collegeId)
     : majors.value,
 )
+const availableGrades = computed(() =>
+  [...new Set([
+    ...grades.value,
+    ...plans.value.map((item) => Number(item.effectiveGrade)),
+  ])].sort((first, second) => second - first),
+)
+const maintenanceScope = computed(() =>
+  isCollegeAdmin.value
+    ? colleges.value[0]?.name ?? '所属学院'
+    : '全校各学院',
+)
 const isDraft = computed(() => selected.value?.status === 'Draft')
 const configuredCredits = computed(() =>
   selected.value?.modules.reduce(
@@ -96,6 +112,7 @@ function resetFilters() {
   Object.assign(query, {
     page: 1,
     keyword: '',
+    collegeId: isCollegeAdmin.value ? auth.user?.collegeId : undefined,
     majorId: undefined,
     effectiveGrade: undefined,
     status: undefined,
@@ -103,6 +120,13 @@ function resetFilters() {
   loadPlans(false)
 }
 
+function changeCollege() {
+  if (query.majorId &&
+      !filteredMajors.value.some((item) => item.id === query.majorId)) {
+    query.majorId = undefined
+  }
+}
+
 function openPlan(row?: any) {
   editingPlanId.value = row?.id ?? ''
   Object.keys(planForm).forEach((key) => delete planForm[key])
@@ -268,12 +292,17 @@ async function deleteCourse(moduleId: string, item: any) {
 }
 
 onMounted(async () => {
-  const [majorRes, courseRes] = await Promise.all([
-    http.get('/base-data/majors'),
+  const [optionRes, courseRes] = await Promise.all([
+    http.get('/curriculum-plans/filter-options'),
     http.get('/courses', { params: { page: 1, pageSize: 100, isEnabled: true } }),
   ])
-  majors.value = majorRes.data
+  colleges.value = optionRes.data.colleges
+  majors.value = optionRes.data.majors
+  grades.value = optionRes.data.grades
   courses.value = courseRes.data.items
+  if (isCollegeAdmin.value && auth.user?.collegeId) {
+    query.collegeId = auth.user.collegeId
+  }
   await loadPlans(false)
 })
 </script>
@@ -284,17 +313,48 @@ onMounted(async () => {
       <div>
         <span class="section-kicker">PROGRAMME OF STUDY</span>
         <h2>培养方案</h2>
-        <p>按专业和入学年级管理版本化课程结构，发布后锁定，避免影响历史年级。</p>
+        <p>由学院按专业和入学年级维护课程结构，发布后锁定，避免影响历史年级。</p>
       </div>
       <el-button type="primary" :icon="Plus" @click="openPlan()">新建方案</el-button>
     </section>
 
+    <section class="maintenance-scope" aria-label="培养方案维护范围">
+      <div>
+        <span>维护主体</span>
+        <b>{{ isCollegeAdmin ? '学院教务' : '校级统筹' }}</b>
+      </div>
+      <div>
+        <span>当前范围</span>
+        <b>{{ maintenanceScope }}</b>
+      </div>
+      <p>
+        {{ isCollegeAdmin
+          ? '可新建、编制并发布本学院各专业培养方案'
+          : '可跨学院查看、维护并统筹培养方案版本' }}
+      </p>
+    </section>
+
     <section class="curriculum-filter">
       <el-input v-model="query.keyword" :prefix-icon="Search" clearable placeholder="搜索方案、版本或专业" @keyup.enter="query.page = 1; loadPlans(false)" />
-      <el-select v-model="query.majorId" clearable filterable placeholder="全部专业">
-        <el-option v-for="item in availableMajors" :key="item.id" :label="item.name" :value="item.id" />
+      <el-select
+        v-model="query.effectiveGrade"
+        clearable
+        placeholder="全部年级"
+      >
+        <el-option v-for="grade in availableGrades" :key="grade" :label="`${grade} 级`" :value="grade" />
+      </el-select>
+      <el-select
+        v-model="query.collegeId"
+        clearable
+        :disabled="isCollegeAdmin"
+        placeholder="全部学院"
+        @change="changeCollege"
+      >
+        <el-option v-for="item in colleges" :key="item.id" :label="item.name" :value="item.id" />
+      </el-select>
+      <el-select v-model="query.majorId" clearable filterable placeholder="全部专业">
+        <el-option v-for="item in filteredMajors" :key="item.id" :label="item.name" :value="item.id" />
       </el-select>
-      <el-input-number v-model="query.effectiveGrade" :min="2000" :max="2200" placeholder="适用年级" />
       <el-select v-model="query.status" clearable placeholder="全部状态">
         <el-option v-for="(label, value) in statusLabels" :key="value" :label="label" :value="value" />
       </el-select>