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10px;border-radius:12px;font-size:13px;font-weight:500;margin-right:4px;text-transform:capitalize}.status-invited{background:#e3f2fd;color:#1976d2}.status-registered{background:#e8f5e9;color:#388e3c}.status-expired{background:#ffebee;color:#c62828}.email-badge{display:inline-block;background:#f1f8e9;color:#33691e;border-radius:10px;padding:2px 8px;margin:1px 2px;font-size:13px}.invite-edit-btn{background:#1976d2;color:#fff;border:none;padding:6px 12px;border-radius:4px;margin-right:6px;cursor:pointer;font-size:14px}.invite-delete-btn{background:#e53935;color:#fff;border:none;padding:6px 12px;border-radius:4px;cursor:pointer;font-size:14px}.courses-field{flex:1;min-width:300px;display:flex;flex-direction:column;gap:8px}.courses-label{font-weight:600;color:#333;font-size:14px;margin-bottom:4px}.courses-dropdown-wrapper{position:relative}.courses-select{width:100%;min-height:120px;padding:12px;border:2px solid #e0e0e0;border-radius:8px;font-size:14px;background:#fff;transition:border-color .2s,box-shadow .2s;resize:vertical}.courses-select:focus{outline:none;border-color:#1976d2;box-shadow:0 0 0 3px #1976d21a}.courses-select option{padding:8px 12px;font-size:14px;background:#fff;color:#333}.courses-select option:checked{background:#1976d2;color:#fff}.courses-help-text{color:#666;font-size:12px;margin-top:4px;font-style:italic}.selected-courses{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-top:8px;padding:8px;background:#f8f9fa;border-radius:6px;border:1px solid #e9ecef}.selected-label{font-size:12px;font-weight:600;color:#495057;margin-right:4px}.course-tag{display:inline-block;background:#1976d2;color:#fff;padding:4px 8px;border-radius:12px;font-size:12px;font-weight:500;white-space:nowrap}@media (max-width: 768px){.invite-form{flex-direction:column}.courses-field{min-width:100%}.courses-select{min-height:100px}.selected-courses{flex-direction:column;align-items:flex-start}}@media (max-width: 480px){.invite-user-container{margin:20px 10px;padding:20px 16px}.courses-help-text{font-size:11px}.course-tag{font-size:11px;padding:3px 6px}}.manage-students-container{background:#fff;border-radius:10px;padding:32px 40px;max-width:1100px;margin:32px auto;box-shadow:0 4px 24px #00000014}.student-form{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:32px;align-items:flex-end}.student-form input[type=text],.student-form input[type=email],.student-form input[type=date],.student-form input[type=password]{padding:10px 14px;border:1px solid #cfd8dc;border-radius:5px;font-size:1rem;flex:1 1 200px;background:#f7fafc;transition:border .2s}.student-form input:focus{border:1.5px solid #1976d2;outline:none}.student-form label{display:flex;align-items:center;gap:8px;font-size:1rem}.student-form button{padding:10px 24px;background:#1976d2;color:#fff;border:none;border-radius:5px;font-weight:600;cursor:pointer;transition:background-color .2s;margin-top:4px}.student-form button:hover{background:#125ea2}.students-table{color:#000;width:100%;border-collapse:collapse;margin-bottom:24px;background:#fff}.students-table th,.students-table td{border:1px solid #e0e0e0;padding:12px 14px;text-align:left}.students-table th{background:#f5f5f5;font-weight:600}.students-table tr:nth-child(2n){background:#f9f9f9}.students-table button{margin-right:8px;padding:6px 16px;border:none;border-radius:4px;background:#1976d2;color:#fff;cursor:pointer;font-size:.97rem;transition:background .2s}.students-table button:last-child{background:#d32f2f}.students-table button:hover{opacity:.85}.pagination{display:flex;align-items:center;gap:18px;justify-content:flex-end}.pagination button{padding:8px 20px;border:none;border-radius:5px;background:#1976d2;color:#fff;cursor:pointer;font-size:1rem;transition:background .2s}.pagination button:disabled{background:#bdbdbd;cursor:not-allowed}.dashboard-container{padding:20px}.student-form{margin-bottom:20px}.student-form input{margin-right:10px;padding:5px}.student-form button{margin-right:10px}.student-list table{width:100%;border-collapse:collapse}.student-list th,.student-list td{border:1px solid #ddd;padding:8px}.student-list th{background-color:#f4f4f4}.dashboard-card{max-width:600px;margin:2rem auto;background:#fff;border-radius:12px;box-shadow:0 2px 12px #00000012;padding:2rem}.profile-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem 2rem;margin-bottom:1.5rem;color:#000}.profile-grid label,.profile-grid div{display:flex;flex-direction:column;font-size:1rem}.profile-grid span{font-weight:600;margin-bottom:.2rem}.edit-actions{display:flex;gap:1rem;justify-content:flex-end}.save-btn,.cancel-btn,.edit-btn{padding:.5rem 1.2rem;border-radius:6px;border:none;font-size:1rem;cursor:pointer}.save-btn{background:#0078d4;color:#fff}.cancel-btn{background:#eee;color:#333}.edit-btn{background:#0078d4;color:#fff;margin-top:1rem}.dashboard-message{margin-bottom:1rem;padding:.75rem 1rem;border-radius:6px;font-weight:500}.dashboard-message.success{background:#e6ffed;color:#207544}.dashboard-message.error{background:#ffeaea;color:#a4262c}.error{color:#a4262c;font-size:.9em;margin-top:.2em}