diff --git a/management/src/App.tsx b/management/src/App.tsx
index 6235cc6..c698328 100644
--- a/management/src/App.tsx
+++ b/management/src/App.tsx
@@ -101,6 +101,25 @@ function App() {
   const route = useRoute();
   const { staff, logout } = useAuth();
   const [sidebarOpen, setSidebarOpen] = useState(false);
+  const [myClasses, setMyClasses] = useState<{ id: number; name: string; code: string }[]>(() => {
+    try {
+      const stored = localStorage.getItem('sc_my_classes_details');
+      return stored ? JSON.parse(stored) : [];
+    } catch {
+      return [];
+    }
+  });
+
+  useEffect(() => {
+    const handleUpdate = () => {
+      try {
+        const stored = localStorage.getItem('sc_my_classes_details');
+        setMyClasses(stored ? JSON.parse(stored) : []);
+      } catch (e) {}
+    };
+    window.addEventListener('my-classes-updated', handleUpdate);
+    return () => window.removeEventListener('my-classes-updated', handleUpdate);
+  }, []);
 
   useEffect(() => {
     const initial = parseRoute();
@@ -219,6 +238,36 @@ function App() {
               </button>
             </li>
 
+            {myClasses.length > 0 && (
+              <>
+                <div className="nav-header">Lớp của tôi</div>
+                {myClasses.map((c) => (
+                  <li key={c.id} className="nav-item">
+                    <button
+                      className={navBtn(route.classId === c.id && route.tab === 'learning')}
+                      onClick={() => {
+                        navigate('learning', c.id, c.name, 'class');
+                        setSidebarOpen(false);
+                      }}
+                      title={c.name}
+                      style={{
+                        paddingLeft: '1.75rem',
+                        fontSize: '0.82rem',
+                        overflow: 'hidden',
+                        textOverflow: 'ellipsis',
+                        whiteSpace: 'nowrap',
+                        display: 'block',
+                        width: '100%',
+                        textAlign: 'left'
+                      }}
+                    >
+                      🏫 {c.code || c.name}
+                    </button>
+                  </li>
+                ))}
+              </>
+            )}
+
             <div className="nav-header">Công tác sinh viên</div>
             <li className="nav-item">
               <button
diff --git a/management/src/components/ClassWorkspace.tsx b/management/src/components/ClassWorkspace.tsx
index 94d13a7..3129651 100644
--- a/management/src/components/ClassWorkspace.tsx
+++ b/management/src/components/ClassWorkspace.tsx
@@ -21,6 +21,7 @@ import { ScheduleEditor } from './ScheduleEditor';
 import { AttendancePanel } from './AttendancePanel';
 import { StudentAvatar } from './StudentAvatar';
 import { StudentDetailModal } from './StudentDetailModal';
+import { ExamGridProctor } from './ExamGridProctor';
 import { AppPoolModal } from './AppPoolModal';
 import { AppTemplatePickerModal } from './AppTemplatePickerModal';
 import { mergeKeywordCSV } from '../utils/appKeywords';
@@ -50,7 +51,7 @@ export const ClassWorkspace: React.FC<ClassWorkspaceProps> = ({ classId, sourceT
   const [loading, setLoading] = useState(true);
   const [logsLoading, setLogsLoading] = useState(false);
   const [savingApps, setSavingApps] = useState(false);
-  const [activeSubTab, setActiveSubTab] = useState<'roster' | 'logs' | 'attendance'>('roster');
+  const [activeSubTab, setActiveSubTab] = useState<'roster' | 'grid' | 'logs' | 'attendance'>('roster');
   const [configOpen, setConfigOpen] = useState(false);
   const [configTab, setConfigTab] = useState<'apps' | 'schedule'>('schedule');
   const [appPoolOpen, setAppPoolOpen] = useState(false);
@@ -395,6 +396,12 @@ export const ClassWorkspace: React.FC<ClassWorkspaceProps> = ({ classId, sourceT
               >
                 Sơ đồ học viên
               </button>
+              <button 
+                className={`tab-sub-btn ${activeSubTab === 'grid' ? 'active' : ''}`}
+                onClick={() => setActiveSubTab('grid')}
+              >
+                Giám sát camera 🖥️
+              </button>
               <button 
                 className={`tab-sub-btn ${activeSubTab === 'logs' ? 'active' : ''}`}
                 onClick={() => setActiveSubTab('logs')}
@@ -411,7 +418,7 @@ export const ClassWorkspace: React.FC<ClassWorkspaceProps> = ({ classId, sourceT
             </div>
 
             {/* Student Search */}
-            {activeSubTab !== 'attendance' && <div className="search-input-wrapper">
+            {activeSubTab !== 'attendance' && activeSubTab !== 'grid' && <div className="search-input-wrapper">
               <input
                 type="text"
                 className="search-input"
@@ -426,9 +433,28 @@ export const ClassWorkspace: React.FC<ClassWorkspaceProps> = ({ classId, sourceT
           <div className="divider" style={{ opacity: 0.3, margin: '0.25rem 0' }}></div>
           </div>
 
-          <div className={`workspace-panel-body ${activeSubTab === 'attendance' || activeSubTab === 'logs' ? 'workspace-panel-fill' : ''}`}>
+          <div className={`workspace-panel-body ${activeSubTab === 'attendance' || activeSubTab === 'logs' || activeSubTab === 'grid' ? 'workspace-panel-fill' : ''}`}>
           {activeSubTab === 'attendance' ? (
             <AttendancePanel classId={classId} />
+          ) : activeSubTab === 'grid' ? (
+            <ExamGridProctor
+              students={students.map((s) => ({
+                id: s.id,
+                examRoomId: 0,
+                studentRkId: s.rkId,
+                fullName: s.fullName,
+                studentCode: s.studentCode,
+                email: s.email,
+                avatar: s.avatar,
+                paperTitle: '',
+                submitted: false,
+              }))}
+              onlineIds={onlineIds}
+              onSelectStudent={(s) => {
+                const orig = students.find((st) => st.rkId === s.studentRkId);
+                if (orig) setSelectedStudent(orig);
+              }}
+            />
           ) : activeSubTab === 'roster' ? (
             /* Student Roster Grid */
             filteredStudents.length === 0 ? (
diff --git a/management/src/components/LearningTab.tsx b/management/src/components/LearningTab.tsx
index cc58cde..e300743 100644
--- a/management/src/components/LearningTab.tsx
+++ b/management/src/components/LearningTab.tsx
@@ -41,6 +41,35 @@ export const LearningTab: React.FC = () => {
   const [searchQuery, setSearchQuery] = useState('');
   const [dayFilter, setDayFilter] = useState<number | null>(null);
   const [viewMode, setViewMode] = useState<ViewMode>('list');
+  const [onlyMyClasses, setOnlyMyClasses] = useState<boolean>(false);
+  const [myClasses, setMyClasses] = useState<number[]>(() => {
+    try {
+      const stored = localStorage.getItem('sc_my_classes_details');
+      const list = stored ? JSON.parse(stored) : [];
+      return Array.isArray(list) ? list.map((item: any) => item.id) : [];
+    } catch {
+      return [];
+    }
+  });
+
+  const toggleMyClass = (classId: number, name: string, code: string) => {
+    let list: any[] = [];
+    try {
+      const stored = localStorage.getItem('sc_my_classes_details');
+      list = stored ? JSON.parse(stored) : [];
+    } catch (e) {}
+
+    const exists = list.some(item => item.id === classId);
+    let nextList;
+    if (exists) {
+      nextList = list.filter(item => item.id !== classId);
+    } else {
+      nextList = [...list, { id: classId, name, code }];
+    }
+    localStorage.setItem('sc_my_classes_details', JSON.stringify(nextList));
+    setMyClasses(nextList.map(item => item.id));
+    window.dispatchEvent(new Event('my-classes-updated'));
+  };
 
   const [configClass, setConfigClass] = useState<ActiveClassItem | null>(null);
   const [schedules, setSchedules] = useState<ClassScheduleItem[]>([]);
@@ -89,10 +118,13 @@ export const LearningTab: React.FC = () => {
     loadActiveClasses();
   }, []);
 
-  const filteredClasses = useMemo(
-    () => filterActiveClasses(activeClasses, searchQuery, dayFilter),
-    [activeClasses, searchQuery, dayFilter]
-  );
+  const filteredClasses = useMemo(() => {
+    const list = filterActiveClasses(activeClasses, searchQuery, dayFilter);
+    if (onlyMyClasses) {
+      return list.filter(c => myClasses.includes(c.rkId));
+    }
+    return list;
+  }, [activeClasses, searchQuery, dayFilter, onlyMyClasses, myClasses]);
 
   const weeklyShifts = useMemo(() => countWeeklyShifts(activeClasses), [activeClasses]);
   const todayClassCount = useMemo(
@@ -231,7 +263,7 @@ export const LearningTab: React.FC = () => {
         </div>
       </div>
 
-      <div className="tab-page-body tab-page-scroll">
+      <div className="tab-page-body" style={{ gap: '1rem' }}>
         <div className="learning-stats-row">
           <div className="learning-stat">
             <span className="learning-stat-value">{activeClasses.length}</span>
@@ -260,6 +292,14 @@ export const LearningTab: React.FC = () => {
               value={searchQuery}
               onChange={e => setSearchQuery(e.target.value)}
             />
+            <label className="checkbox-label" style={{ display: 'flex', alignItems: 'center', gap: '0.35rem', cursor: 'pointer', fontSize: '0.88rem', fontWeight: 600, color: 'var(--text-primary)', whiteSpace: 'nowrap', userSelect: 'none', marginLeft: '0.5rem' }}>
+              <input
+                type="checkbox"
+                checked={onlyMyClasses}
+                onChange={e => setOnlyMyClasses(e.target.checked)}
+              />
+              <span>⭐ Lớp của tôi</span>
+            </label>
             <div className="learning-view-toggle">
               <button
                 type="button"
@@ -299,132 +339,127 @@ export const LearningTab: React.FC = () => {
           </div>
         </div>
 
-        <div className="content-card">
-          {loading && (
-            <div className="learning-empty" style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '0.75rem', padding: '3rem 1.5rem' }}>
-              <div className="sync-spinner" style={{ width: '36px', height: '36px', borderWidth: '3px' }}></div>
-              <p style={{ color: 'var(--text-secondary)', fontSize: '0.9rem' }}>Đang tải dữ liệu...</p>
-            </div>
-          )}
+        <div className="tab-page-scroll">
+          <div className="content-card">
+            {loading && (
+              <div className="learning-empty" style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '0.75rem', padding: '3rem 1.5rem' }}>
+                <div className="sync-spinner" style={{ width: '36px', height: '36px', borderWidth: '3px' }}></div>
+                <p style={{ color: 'var(--text-secondary)', fontSize: '0.9rem' }}>Đang tải dữ liệu...</p>
+              </div>
+            )}
 
-          {!loading && activeClasses.length === 0 && (
-            <div className="learning-empty" style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '0.75rem', padding: '3rem 1.5rem' }}>
-              <svg viewBox="0 0 24 24" width="48" height="48" fill="none" stroke="currentColor" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" style={{ color: 'var(--text-muted)', marginBottom: '0.5rem' }}>
-                <rect x="3" y="4" width="18" height="18" rx="2" ry="2" />
-                <line x1="16" y1="2" x2="16" y2="6" />
-                <line x1="8" y1="2" x2="8" y2="6" />
-                <line x1="3" y1="10" x2="21" y2="10" />
-              </svg>
-              <p style={{ color: 'var(--text-secondary)', fontSize: '0.95rem', fontWeight: 500 }}>Chưa có lớp nào được tạo lịch học.</p>
-              <button className="btn btn-secondary" onClick={handleOpenAddClass} style={{ marginTop: '0.5rem' }}>
-                Bắt đầu thêm lớp đầu tiên
-              </button>
-            </div>
-          )}
+            {!loading && activeClasses.length === 0 && (
+              <div className="learning-empty" style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '0.75rem', padding: '3rem 1.5rem' }}>
+                <svg viewBox="0 0 24 24" width="48" height="48" fill="none" stroke="currentColor" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" style={{ color: 'var(--text-muted)', marginBottom: '0.5rem' }}>
+                  <rect x="3" y="4" width="18" height="18" rx="2" ry="2" />
+                  <line x1="16" y1="2" x2="16" y2="6" />
+                  <line x1="8" y1="2" x2="8" y2="6" />
+                  <line x1="3" y1="10" x2="21" y2="10" />
+                </svg>
+                <p style={{ color: 'var(--text-secondary)', fontSize: '0.95rem', fontWeight: 500 }}>Chưa có lớp nào được tạo lịch học.</p>
+                <button className="btn btn-secondary" onClick={handleOpenAddClass} style={{ marginTop: '0.5rem' }}>
+                  Bắt đầu thêm lớp đầu tiên
+                </button>
+              </div>
+            )}
 
-          {!loading && activeClasses.length > 0 && filteredClasses.length === 0 && (
-            <div className="learning-empty" style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '0.75rem', padding: '3rem 1.5rem' }}>
-              <svg viewBox="0 0 24 24" width="48" height="48" fill="none" stroke="currentColor" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" style={{ color: 'var(--text-muted)', marginBottom: '0.5rem' }}>
-                <circle cx="11" cy="11" r="8" />
-                <line x1="21" y1="21" x2="16.65" y2="16.65" />
-              </svg>
-              <p style={{ color: 'var(--text-secondary)', fontSize: '0.95rem', fontWeight: 500 }}>Không tìm thấy lớp phù hợp với bộ lọc hiện tại.</p>
-              <button
-                className="btn btn-secondary"
-                onClick={() => {
-                  setSearchQuery('');
-                  setDayFilter(null);
-                }}
-                style={{ marginTop: '0.5rem' }}
-              >
-                Xóa bộ lọc
-              </button>
-            </div>
-          )}
+            {!loading && activeClasses.length > 0 && filteredClasses.length === 0 && (
+              <div className="learning-empty" style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: '0.75rem', padding: '3rem 1.5rem' }}>
+                <svg viewBox="0 0 24 24" width="48" height="48" fill="none" stroke="currentColor" strokeWidth="1.5" strokeLinecap="round" strokeLinejoin="round" style={{ color: 'var(--text-muted)', marginBottom: '0.5rem' }}>
+                  <circle cx="11" cy="11" r="8" />
+                  <line x1="21" y1="21" x2="16.65" y2="16.65" />
+                </svg>
+                <p style={{ color: 'var(--text-secondary)', fontSize: '0.95rem', fontWeight: 500 }}>Không tìm thấy lớp phù hợp với bộ lọc hiện tại.</p>
+                <button
+                  className="btn btn-secondary"
+                  onClick={() => {
+                    setSearchQuery('');
+                    setDayFilter(null);
+                    setOnlyMyClasses(false);
+                  }}
+                  style={{ marginTop: '0.5rem' }}
+                >
+                  Xóa bộ lọc
+                </button>
+              </div>
+            )}
 
-          {!loading && filteredClasses.length > 0 && viewMode === 'timetable' && (
-            <LearningTimetable classes={filteredClasses} onOpenClass={handleOpenWorkspace} />
-          )}
+            {!loading && filteredClasses.length > 0 && viewMode === 'timetable' && (
+              <LearningTimetable classes={filteredClasses} onOpenClass={handleOpenWorkspace} />
+            )}
 
-          {!loading && filteredClasses.length > 0 && viewMode === 'list' && (
-            <div className="learning-class-grid">
-              {filteredClasses.map(cls => {
-                const byDay = schedulesByDay(cls);
-                const today = classHasToday(cls);
-                return (
-                  <article key={cls.rkId} className={`learning-class-card${today ? ' learning-class-card--today' : ''}`}>
-                    <header className="learning-class-card-head">
-                      <div>
-                        <div className="learning-class-code">{cls.classCode}</div>
-                        <h3 className="learning-class-name" title={cls.name}>{cls.name}</h3>
-                        {(cls.specializeName || cls.systemName) && (
-                          <p className="learning-class-meta">
-                            {[cls.specializeName, cls.systemName].filter(Boolean).join(' · ')}
-                          </p>
-                        )}
-                      </div>
-                      <div className="learning-class-badges">
-                        {today && <span className="learning-badge learning-badge--today">Hôm nay</span>}
-                        {cls.studentCount != null && cls.studentCount > 0 && (
-                          <span className="learning-badge">{cls.studentCount} SV</span>
-                        )}
-                      </div>
-                    </header>
-
-                    <div className="learning-class-schedule">
-                      {byDay.size === 0 ? (
-                        <p className="learning-class-no-sched">Chưa cấu hình ca học</p>
-                      ) : (
-                        Array.from(byDay.entries()).map(([day, shifts]) => (
-                          <div key={day} className="learning-schedule-day">
-                            <span className="learning-schedule-day-label">{getDayLabel(day)}</span>
-                            <div className="learning-schedule-shifts">
-                              {shifts.map((s, idx) => (
-                                <span key={idx} className="course-tag">
-                                  Ca{s.period || 1} {s.startTime && s.endTime ? `${s.startTime}–${s.endTime}` : ''}
-                                  {s.courseName ? ` · ${s.courseName}` : ''}
-                                </span>
-                              ))}
-                            </div>
+            {!loading && filteredClasses.length > 0 && viewMode === 'list' && (
+              <div className="learning-class-grid">
+                {filteredClasses.map(cls => {
+                  const today = classHasToday(cls);
+                  const isMyClass = myClasses.includes(cls.rkId);
+                  return (
+                    <article key={cls.rkId} className={`learning-class-card${today ? ' learning-class-card--today' : ''}`}>
+                      <header className="learning-class-card-head">
+                        <div style={{ display: 'flex', gap: '0.65rem', alignItems: 'flex-start', flex: 1, minWidth: 0 }}>
+                          <button
+                            type="button"
+                            className={`btn-my-class-star ${isMyClass ? 'active' : ''}`}
+                            onClick={(e) => {
+                              e.stopPropagation();
+                              toggleMyClass(cls.rkId, cls.name, cls.classCode);
+                            }}
+                            title={isMyClass ? 'Xóa khỏi Lớp của tôi' : 'Thêm vào Lớp của tôi'}
+                            style={{
+                              background: 'none',
+                              border: 'none',
+                              fontSize: '1.3rem',
+                              cursor: 'pointer',
+                              padding: 0,
+                              lineHeight: 1,
+                              color: isMyClass ? '#eab308' : '#d1d5db',
+                              transition: 'color 0.2s',
+                              marginTop: '0.1rem'
+                            }}
+                          >
+                            {isMyClass ? '★' : '☆'}
+                          </button>
+                          <div style={{ minWidth: 0, flex: 1 }}>
+                            <div className="learning-class-code">{cls.classCode}</div>
+                            <h3 className="learning-class-name" title={cls.name}>{cls.name}</h3>
+                            {(cls.specializeName || cls.systemName) && (
+                              <p className="learning-class-meta">
+                                {[cls.specializeName, cls.systemName].filter(Boolean).join(' · ')}
+                              </p>
+                            )}
                           </div>
-                        ))
-                      )}
-                    </div>
+                        </div>
+                        <div className="learning-class-badges" style={{ flexShrink: 0 }}>
+                          {today && <span className="learning-badge learning-badge--today">Hôm nay</span>}
+                          {cls.studentCount != null && cls.studentCount > 0 && (
+                            <span className="learning-badge">{cls.studentCount} SV</span>
+                          )}
+                        </div>
+                      </header>
 
-                    {cls.allowedApps && (
-                      <p className="learning-class-apps" title={cls.allowedApps}>
-                        App: <code>{cls.allowedApps}</code>
-                      </p>
-                    )}
-
-                    <footer className="learning-class-actions">
-                      <button
-                        type="button"
-                        className="btn btn-primary btn-sm"
-                        onClick={() => handleOpenWorkspace(cls)}
-                      >
-                        Vào Workspace
-                      </button>
-                      <button
-                        type="button"
-                        className="btn btn-secondary btn-sm"
-                        onClick={() => handleOpenConfig(cls)}
-                      >
-                        Cấu hình
-                      </button>
-                      <button
-                        type="button"
-                        className="btn btn-secondary btn-sm learning-btn-danger"
-                        onClick={() => handleDeleteClass(cls)}
-                      >
-                        Hủy
-                      </button>
-                    </footer>
-                  </article>
-                );
-              })}
-            </div>
-          )}
+                      <footer className="learning-class-actions" style={{ marginTop: 'auto', paddingTop: '1rem' }}>
+                        <button
+                          type="button"
+                          className="btn btn-primary btn-sm"
+                          style={{ flex: 1 }}
+                          onClick={() => handleOpenWorkspace(cls)}
+                        >
+                          Vào Workspace
+                        </button>
+                        <button
+                          type="button"
+                          className="btn btn-secondary btn-sm learning-btn-danger"
+                          onClick={() => handleDeleteClass(cls)}
+                        >
+                          Hủy
+                        </button>
+                      </footer>
+                    </article>
+                  );
+                })}
+              </div>
+            )}
+          </div>
         </div>
       </div>