diff --git a/src/components/UI.jsx b/src/components/UI.jsx
index f53b292..0dae324 100644
--- a/src/components/UI.jsx
+++ b/src/components/UI.jsx
@@ -63,12 +63,12 @@ export const C = {
   },
 }
 
-// Lifecycle badge color map
+// Activity badge color map
 const LC = {
   Thriving:  ['#22c55e', 'rgba(34,197,94,.15)'],
-  Stable:    ['#3b82f6', 'rgba(59,130,246,.15)'],
+  Active:    ['#3b82f6', 'rgba(59,130,246,.15)'],
   Dormant:   ['#f59e0b', 'rgba(245,158,11,.15)'],
-  Abandoned: ['#ef4444', 'rgba(239,68,68,.15)'],
+  Hibernating: ['#ef4444', 'rgba(239,68,68,.15)'],
   critical:  ['#ef4444', 'rgba(239,68,68,.15)'],
   high:      ['#f59e0b', 'rgba(245,158,11,.15)'],
   healthy:   ['#22c55e', 'rgba(34,197,94,.15)'],
diff --git a/src/pages/OverviewPage.jsx b/src/pages/OverviewPage.jsx
index c743007..5431db1 100644
--- a/src/pages/OverviewPage.jsx
+++ b/src/pages/OverviewPage.jsx
@@ -32,7 +32,7 @@ export default function OverviewPage() {
   const isMulti = orgs.length > 1
   const totalStars = allRepos.reduce((s, r) => s + r.stargazers_count, 0)
   const totalForks = allRepos.reduce((s, r) => s + r.forks_count, 0)
-  const activeRepos = allRepos.filter(r => r.lifecycle === 'Thriving' || r.lifecycle === 'Stable').length
+  const activeRepos = allRepos.filter(r => r.activityClassification === 'Thriving' || r.activityClassification === 'Active').length
 
   const langMap = {}
   allRepos.forEach(r => { if (r.language) langMap[r.language] = (langMap[r.language] || 0) + 1 })
@@ -183,7 +183,7 @@ export default function OverviewPage() {
 
       {/* Nav cards */}
       <div style={{ display: 'grid', gridTemplateColumns: 'repeat(3,1fr)', gap: 14 }}>
-        <NavCard to="/repositories" label="Repositories" sub="Explore and sort repos by health, activity, and lifecycle state" />
+        <NavCard to="/repositories" label="Repositories" sub="Explore and sort repos by health, and activity classification state" />
         <NavCard to="/contributors" label="Contributors" sub="Analyze contribution patterns, bus factor, and connector signals" />
         <NavCard to="/network" label="Network Graph" sub="Visualize contributor-repository relationships with D3 force graph" />
         <NavCard to="/analytics" label="Analytics" sub="Time-series PR and issue velocity — weekly and monthly trends" />
diff --git a/src/pages/RepositoriesPage.jsx b/src/pages/RepositoriesPage.jsx
index a77eb4f..d551094 100644
--- a/src/pages/RepositoriesPage.jsx
+++ b/src/pages/RepositoriesPage.jsx
@@ -8,13 +8,13 @@ import { exportReposCSV } from '../services/analytics'
 import EmptyStateCard from '../components/EmptyStateCard'
 import { useNavigate } from 'react-router-dom'
 
-const LIFECYCLES = ['All', 'Thriving', 'Stable', 'Dormant', 'Abandoned']
-const LC_ACTIVE = { Thriving: 'var(--green)', Stable: 'var(--blue)', Dormant: 'var(--amber)', Abandoned: 'var(--red)' }
+const ACTIVITY_CLASSIFICATIONS = ['All', 'Thriving', 'Active', 'Dormant', 'Hibernating']
+const ACTIVITY_COLORS = { Thriving: 'var(--green)', Active: 'var(--blue)', Dormant: 'var(--amber)', Hibernating: 'var(--red)' }
 
 export default function RepositoriesPage() {
   const { model } = useApp()
   const [search, setSearch] = useState('')
-  const [lifecycle, setLifecycle] = useState('All')
+  const [activityClassification, setActivityClassification] = useState('All')
   const [lang, setLang] = useState('All')
   const [view, setView] = useState('grid')
   const [shown, setShown] = useState(20)
@@ -45,11 +45,11 @@ export default function RepositoriesPage() {
     [allRepos])
 
   const filtered = useMemo(() => allRepos.filter(r =>
-    (lifecycle === 'All' || r.lifecycle === lifecycle) &&
+    (activityClassification === 'All' || r.activityClassification === activityClassification) &&
     (lang === 'All' || r.language === lang) &&
     (!search || r.name.toLowerCase().includes(search.toLowerCase()) ||
       (r.description || '').toLowerCase().includes(search.toLowerCase()))
-  ), [allRepos, lifecycle, lang, search])
+  ), [allRepos, activityClassification, lang, search])
 
   const { sorted, sortConfig, onSort } = useSortedData(filtered, 'healthScore', 'desc')
   const visible = sorted.slice(0, shown)
@@ -60,7 +60,7 @@ export default function RepositoriesPage() {
     ['forks_count', 'Forks'],
     ['open_issues_count', 'Open Issues'],
     ['healthScore', 'Health'],
-    ['lifecycle', 'Lifecycle'],
+    ['activityClassification', 'Activity Classification'],
     ['pushed_at', 'Last Push'],
   ]
 
@@ -80,7 +80,7 @@ export default function RepositoriesPage() {
               </button>
             </div>
           }
-          subtitle="Technical health and lifecycle across all repositories in the portfolio"
+          subtitle="Repository insights and activity classification across all repositories."
           right={
             <span style={{ fontSize: 28, fontWeight: 700, color: 'var(--accent)' }}>
               {filtered.length}
@@ -117,8 +117,8 @@ export default function RepositoriesPage() {
             </div>
 
             <p style={{ fontSize: 13, color: 'var(--text2)', marginBottom: 12 }}>
-              OrgExplorer evaluates repositories using activity, issue health,
-              contributor diversity, and lifecycle status.
+              OrgExplorer evaluates repositories using issue health,
+              contributor diversity, and activity classification status.
             </p>
 
             <div style={{ fontSize: 12, lineHeight: 1.7 }}>
@@ -129,12 +129,12 @@ export default function RepositoriesPage() {
                 <li>Contributor Diversity → 30%</li>
               </ul>
 
-              <strong>Lifecycle Classification</strong>
+              <strong>Activity Classification</strong>
               <ul style={{ marginLeft: 18 }}>
                 <li>🟢 Thriving → Updated within 30 days</li>
-                <li>🔵 Stable → Updated within 90 days</li>
+                <li>🔵 Active → Updated within 90 days</li>
                 <li>🟡 Dormant → Updated within 180 days</li>
-                <li>🔴 Abandoned → No updates for 180+ days</li>
+                <li>🔴 Hibernating → No updates for 180+ days</li>
               </ul>
 
               <strong>Repository Signals</strong>
@@ -172,14 +172,14 @@ export default function RepositoriesPage() {
           </button>
         </div>
         <div style={{ display: 'flex', gap: 6, marginTop: 12, flexWrap: 'wrap' }}>
-          {LIFECYCLES.map(l => (
+          {ACTIVITY_CLASSIFICATIONS.map(l => (
             <button
-              key={l} onClick={() => { setLifecycle(l); setShown(20) }}
+              key={l} onClick={() => { setActivityClassification(l); setShown(20) }}
               style={{
                 padding: '4px 12px', borderRadius: 4, fontSize: 12, fontWeight: 500, cursor: 'pointer',
-                border: lifecycle === l ? 'none' : '1px solid var(--border)',
-                background: lifecycle === l ? (LC_ACTIVE[l] || 'var(--accent)') : 'transparent',
-                color: lifecycle === l ? '#000' : 'var(--text2)',
+                border: activityClassification === l ? 'none' : '1px solid var(--border)',
+                background: activityClassification === l ? (ACTIVITY_COLORS[l] || 'var(--accent)') : 'transparent',
+                color: activityClassification === l ? '#000' : 'var(--text2)',
               }}
             >
               {l}
@@ -211,7 +211,7 @@ export default function RepositoriesPage() {
                       <td style={{ padding: '10px 14px', fontSize: 13, color: 'var(--text2)' }}>{r.forks_count.toLocaleString()}</td>
                       <td style={{ padding: '10px 14px', fontSize: 13, color: r.open_issues_count > 30 ? 'var(--red)' : 'var(--text2)' }}>{r.open_issues_count}</td>
                       <td style={{ padding: '10px 14px', minWidth: 130 }}><HealthBar score={r.healthScore} /></td>
-                      <td style={{ padding: '10px 14px' }}><Badge text={r.lifecycle} /></td>
+                      <td style={{ padding: '10px 14px' }}><Badge text={r.activityClassification} /></td>
                       <td style={{ padding: '10px 14px', fontSize: 12, color: 'var(--text2)' }}>{r.pushed_at?.slice(0, 10)}</td>
                     </tr>
                   ))}
@@ -229,12 +229,10 @@ export default function RepositoriesPage() {
                   <div
                     key={r.id}
                     onMouseEnter={e => e.currentTarget.style.borderColor = 'var(--accent)'}
-                    onMouseLeave={e => e.currentTarget.style.borderColor =
-                      r.lifecycle === 'Thriving' ? 'rgba(34,197,94,.25)' :
-                        r.lifecycle === 'Abandoned' ? 'rgba(239,68,68,.25)' : 'var(--border)'}
+                    onMouseLeave={e => e.currentTarget.style.borderColor = ACTIVITY_COLORS[r.activityClassification]}
                     style={{
                       ...C.card,
-                      borderColor: r.lifecycle === 'Thriving' ? 'rgba(34,197,94,.25)' : r.lifecycle === 'Abandoned' ? 'rgba(239,68,68,.25)' : 'var(--border)',
+                      borderColor: ACTIVITY_COLORS[r.activityClassification],
                       transition: 'border-color .2s', display: 'flex', flexDirection: 'column', gap: 10,
                     }}
                   >
@@ -243,7 +241,7 @@ export default function RepositoriesPage() {
                         <div style={{ fontWeight: 600, fontSize: 14 }}>{r.name}</div>
                         {r.orgLogin && <div style={{ fontSize: 11, color: 'var(--text2)' }}>{r.orgLogin}</div>}
                       </div>
-                      <Badge text={r.lifecycle} />
+                      <Badge text={r.activityClassification} />
                     </div>
                     <p style={{ fontSize: 12, color: 'var(--text2)', minHeight: 34, overflow: 'hidden', display: '-webkit-box', WebkitLineClamp: 2, WebkitBoxOrient: 'vertical' }}>
                       {r.description || 'No description provided'}
diff --git a/src/services/analytics.js b/src/services/analytics.js
index acc40d7..09d1df6 100644
--- a/src/services/analytics.js
+++ b/src/services/analytics.js
@@ -1,4 +1,4 @@
-//  Repo Health Indicator (Section 3.2.6)
+//  Repo Health Indicator
 // Activity (40%) + Issue Health (30%) + Diversity (30%)
 export function computeHealthScore(repo, contributorCount = 0) {
   const daysSince   = (Date.now() - new Date(repo.pushed_at)) / 86_400_000
@@ -9,16 +9,16 @@ export function computeHealthScore(repo, contributorCount = 0) {
   return Math.round(activity * 0.4 + issueHealth * 0.3 + diversity * 0.3)
 }
 
-// Repo Lifecycle (Section 3.2.6) — Thriving, Stable, Dormant, Abandoned based on recency of last push
-export function computeLifecycle(repo) {
+// Repo Lifecycle — Thriving, Active, Dormant, Hibernating based on recency of last push
+export function computeActivityClassification(repo) {
   const days = (Date.now() - new Date(repo.pushed_at)) / 86_400_000
   if (days <= 30)  return 'Thriving'
-  if (days <= 90)  return 'Stable'
+  if (days <= 90)  return 'Active'
   if (days <= 180) return 'Dormant'
-  return 'Abandoned'
+  return 'Hibernating'
 }
 
-//  Bus Factor (Section 3.2.6)
+//  Bus Factor
 export function computeBusFactor(contributors = []) {
   if (!contributors.length) return { factor: 0, risk: 'unknown' }
   const total = contributors.reduce((s, c) => s + c.contributions, 0)
@@ -34,9 +34,9 @@ export function computeBusFactor(contributors = []) {
   return { factor: contributors.length, risk: 'healthy' }
 }
 
-// Unified Analytical Data Model (Section 3.2.0)
+// Unified Analytical Data Model
 // Merges multiple orgs into one normalized graph:
-//   Organization → Repositories → Contributors → Issues/PRs
+// Organization → Repositories → Contributors → Issues/PRs
 export function buildAnalyticalModel(orgs, reposPerOrg, contribsPerRepo) {
   const allRepos      = []
   const contributorMap = {}
@@ -48,9 +48,9 @@ export function buildAnalyticalModel(orgs, reposPerOrg, contribsPerRepo) {
       const key     = `${org.login}/${repo.name}`
       const contribs = contribsPerRepo[key] || []
       const health  = computeHealthScore(repo, contribs.length)
-      const lc      = computeLifecycle(repo)
+      const activityClassification  = computeActivityClassification(repo)
       const bf      = computeBusFactor(contribs)
-      allRepos.push({ ...repo, orgLogin: org.login, contributors: contribs, healthScore: health, lifecycle: lc, busFactor: bf })
+      allRepos.push({ ...repo, orgLogin: org.login, contributors: contribs, healthScore: health, activityClassification: activityClassification, busFactor: bf })
 
       // Build contributor map — deduplicated by login across orgs
       contribs.forEach(c => {
@@ -86,11 +86,11 @@ export function buildAnalyticalModel(orgs, reposPerOrg, contribsPerRepo) {
       : 0,
   })).sort((a, b) => b.totalContribs - a.totalContribs)
 
-  // Graph is constructed here and persisted through cache layers (Section 3.2.0)
+  // Graph is constructed here and persisted through cache layers
   return { allRepos, contributors }
 }
 
-// Time-Series Bucketing (Section 3.2.9)
+// Time-Series Bucketing
 // Parses created_at, closed_at, merged_at into weekly/monthly bins
 export function buildTimeSeries(issues = [], granularity = 'monthly') {
   const buckets = {}
@@ -142,7 +142,7 @@ export function buildTimeSeries(issues = [], granularity = 'monthly') {
     .slice(-12)
 }
 
-// CSV Export (Section 3.2.9)
+// CSV Export
 function download(content, filename, type = 'text/csv') {
   const blob = new Blob([content], { type })
   const url  = URL.createObjectURL(blob)
@@ -152,8 +152,8 @@ function download(content, filename, type = 'text/csv') {
 }
 
 export function exportReposCSV(repos) {
-  const header = ['Repository','Org','Stars','Forks','Open Issues','Health Score','Lifecycle','Language','Last Active']
-  const rows   = repos.map(r => [r.name, r.orgLogin, r.stargazers_count, r.forks_count, r.open_issues_count, r.healthScore, r.lifecycle, r.language || 'N/A', r.pushed_at?.slice(0, 10)])
+  const header = ['Repository','Org','Stars','Forks','Open Issues','Health Score','Activity Classification','Language','Last Active']
+  const rows   = repos.map(r => [r.name, r.orgLogin, r.stargazers_count, r.forks_count, r.open_issues_count, r.healthScore, r.activityClassification, r.language || 'N/A', r.pushed_at?.slice(0, 10)])
   download([header, ...rows].map(r => r.join(',')).join('\n'), 'orgexplorer-repos.csv')
 }