diff --git a/src/colossiansStudy.tsx b/src/colossiansStudy.tsx
index f29afcf..6981237 100644
--- a/src/colossiansStudy.tsx
+++ b/src/colossiansStudy.tsx
@@ -1230,7 +1230,6 @@ export function ColossiansStudySectionPage({ content }: Props) {
   const [notesModalOpen, setNotesModalOpen] = useState(false)
   const [contextNoteMenu, setContextNoteMenu] = useState<{ x: number; y: number; text: string } | null>(null)
   const [completedSectionIds, setCompletedSectionIds] = useState<string[]>([])
-  const [progressLoading, setProgressLoading] = useState(false)
   const [progressSaving, setProgressSaving] = useState(false)
   const [progressMessage, setProgressMessage] = useState('')
   const [checkpointAnswers, setCheckpointAnswers] = useState<Record<number, string>>({})
@@ -1277,7 +1276,6 @@ export function ColossiansStudySectionPage({ content }: Props) {
   useEffect(() => {
     if (!auth.checked || !auth.authenticated || !study || !isEnrolled) return
     let cancelled = false
-    setProgressLoading(true)
     setProgressMessage('')
 
     readJson<{ studySlug: string; completedSectionIds: string[] }>(`/api/study-progress/${encodeURIComponent(currentStudySlug)}`)
@@ -1291,7 +1289,6 @@ export function ColossiansStudySectionPage({ content }: Props) {
       })
       .finally(() => {
         if (cancelled) return
-        setProgressLoading(false)
       })
 
     return () => {
@@ -1360,21 +1357,6 @@ export function ColossiansStudySectionPage({ content }: Props) {
     }
   }
 
-  async function logoutStudyUser() {
-    setAuthBusy(true)
-    setAuthMessage('')
-    try {
-      await readJson<{ ok: boolean }>('/api/study-auth/logout', { method: 'POST' })
-      setAuth({ checked: true, authenticated: false, username: '', enrolledStudySlugs: [] })
-      setNoteText('')
-      setAuthMessage('Signed out.')
-    } catch (err) {
-      setAuthMessage(err instanceof Error ? err.message : 'Unable to sign out.')
-    } finally {
-      setAuthBusy(false)
-    }
-  }
-
   async function saveNote() {
     if (!noteId || !canSaveNote) return
     setNoteSaving(true)
@@ -1423,40 +1405,6 @@ export function ColossiansStudySectionPage({ content }: Props) {
     return () => window.removeEventListener('mousedown', handleClick)
   }, [contextNoteMenu])
 
-  async function markLessonComplete() {
-    if (!study || !section?.id || progressSaving) return
-    setProgressSaving(true)
-    setProgressMessage('')
-    try {
-      const data = await readJson<{ ok: boolean; completedSectionIds: string[] }>(`/api/study-progress/${encodeURIComponent(study.slug)}/${encodeURIComponent(section.id)}`, {
-        method: 'POST',
-      })
-      setCompletedSectionIds(Array.isArray(data.completedSectionIds) ? data.completedSectionIds : [])
-      setProgressMessage('Lesson marked complete.')
-    } catch (err) {
-      setProgressMessage(err instanceof Error ? err.message : 'Unable to update completion.')
-    } finally {
-      setProgressSaving(false)
-    }
-  }
-
-  async function unmarkLessonCompletion() {
-    if (!study || !section?.id || progressSaving) return
-    setProgressSaving(true)
-    setProgressMessage('')
-    try {
-      const data = await readJson<{ ok: boolean; completedSectionIds: string[] }>(`/api/study-progress/${encodeURIComponent(study.slug)}/${encodeURIComponent(section.id)}`, {
-        method: 'DELETE',
-      })
-      setCompletedSectionIds(Array.isArray(data.completedSectionIds) ? data.completedSectionIds : [])
-      setProgressMessage('Lesson marked incomplete.')
-    } catch (err) {
-      setProgressMessage(err instanceof Error ? err.message : 'Unable to update completion.')
-    } finally {
-      setProgressSaving(false)
-    }
-  }
-
   async function submitCheckpoint() {
     if (!study || !section?.id || progressSaving) return
     const checkpointQuestions = section.checkpointQuestions ?? []