diff --git a/web/src/App.vue b/web/src/App.vue
index dc651e1..9166780 100644
--- a/web/src/App.vue
+++ b/web/src/App.vue
@@ -57,6 +57,7 @@ const navLinks = [
   { to: '/incidents', label: 'Incidents' },
   { to: '/bundles',   label: 'Bundles' },
   { to: '/sources',   label: 'Sources' },
+  { to: '/context',   label: 'Context' },
 ]
 
 const isDark          = ref(document.documentElement.classList.contains('dark'))
diff --git a/web/src/components/DocUploadZone.vue b/web/src/components/DocUploadZone.vue
new file mode 100644
index 0000000..2ae2b49
--- /dev/null
+++ b/web/src/components/DocUploadZone.vue
@@ -0,0 +1,7 @@
+<template>
+  <div></div>
+</template>
+
+<script setup lang="ts">
+defineEmits<{ uploaded: [] }>()
+</script>
diff --git a/web/src/components/WizardOverlay.vue b/web/src/components/WizardOverlay.vue
new file mode 100644
index 0000000..8ca915d
--- /dev/null
+++ b/web/src/components/WizardOverlay.vue
@@ -0,0 +1,7 @@
+<template>
+  <div></div>
+</template>
+
+<script setup lang="ts">
+defineEmits<{ close: []; complete: [] }>()
+</script>
diff --git a/web/src/router/index.ts b/web/src/router/index.ts
index ba7c788..ee1903d 100644
--- a/web/src/router/index.ts
+++ b/web/src/router/index.ts
@@ -6,6 +6,7 @@ import SourcesView from '@/views/SourcesView.vue'
 import IncidentsView from '@/views/IncidentsView.vue'
 import BundlesView from '@/views/BundlesView.vue'
 import SettingsView from '@/views/SettingsView.vue'
+import ContextView from '@/views/ContextView.vue'
 
 export default createRouter({
   history: createWebHistory(import.meta.env.BASE_URL),
@@ -17,6 +18,7 @@ export default createRouter({
     { path: '/incidents', component: IncidentsView },
     { path: '/bundles', component: BundlesView },
     { path: '/sources', component: SourcesView },
+    { path: '/context', component: ContextView },
     { path: '/settings', component: SettingsView },
   ],
 })
diff --git a/web/src/views/ContextView.vue b/web/src/views/ContextView.vue
new file mode 100644
index 0000000..1360fe9
--- /dev/null
+++ b/web/src/views/ContextView.vue
@@ -0,0 +1,258 @@
+<template>
+  <div class="max-w-3xl mx-auto py-8 px-4">
+    <h1 class="text-xl font-semibold text-text-primary mb-1">Environment Context</h1>
+    <p class="text-sm text-text-dim mb-6">
+      Teach Turnstone about your environment so diagnoses can reference your actual setup.
+    </p>
+
+    <!-- Wizard CTA -->
+    <div class="rounded border border-surface-border bg-surface-raised p-5 mb-6">
+      <p class="text-sm text-text-muted mb-3">
+        Not sure what to add? The setup wizard walks you through configuring log sources and capturing infrastructure facts.
+      </p>
+      <button
+        @click="showWizard = true"
+        class="px-4 py-2 bg-accent text-surface text-sm rounded font-medium hover:opacity-90 transition-opacity"
+      >
+        Run setup wizard
+      </button>
+    </div>
+
+    <!-- Tabs -->
+    <div role="tablist" aria-label="Context sections" class="flex gap-1 mb-4 border-b border-surface-border">
+      <button
+        v-for="tab in ['Documents', 'Facts']"
+        :key="tab"
+        role="tab"
+        :aria-selected="activeTab === tab"
+        :id="`ctx-tab-${tab}`"
+        :aria-controls="`ctx-panel-${tab}`"
+        :tabindex="activeTab === tab ? 0 : -1"
+        @click="activeTab = tab"
+        :class="[
+          'px-4 py-2 text-sm transition-colors',
+          activeTab === tab
+            ? 'text-accent border-b-2 border-accent font-semibold -mb-px'
+            : 'text-text-dim hover:text-text-primary'
+        ]"
+      >{{ tab }}</button>
+    </div>
+
+    <!-- Documents tab -->
+    <div
+      v-show="activeTab === 'Documents'"
+      id="ctx-panel-Documents"
+      role="tabpanel"
+      aria-labelledby="ctx-tab-Documents"
+      tabindex="0"
+    >
+      <DocUploadZone @uploaded="loadDocs" class="mb-4" />
+
+      <div v-if="docs.length" class="rounded border border-surface-border overflow-hidden">
+        <table class="w-full text-sm">
+          <caption class="sr-only">Uploaded context documents</caption>
+          <thead class="bg-surface-raised">
+            <tr>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">File</th>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">Type</th>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">Uploaded</th>
+              <th scope="col" class="px-4 py-2 w-10"></th>
+            </tr>
+          </thead>
+          <tbody>
+            <tr v-for="doc in docs" :key="doc.id" class="border-t border-surface-border">
+              <td class="px-4 py-2 font-mono text-text-primary">{{ doc.filename }}</td>
+              <td class="px-4 py-2 text-text-dim">{{ doc.doc_type }}</td>
+              <td class="px-4 py-2 text-text-dim">{{ fmtDate(doc.uploaded_at) }}</td>
+              <td class="px-4 py-2 text-right">
+                <div v-if="confirmDelete === doc.id" class="flex items-center gap-2 text-xs">
+                  <span class="text-text-dim">Remove?</span>
+                  <button @click="doDelete(doc.id)" class="text-sev-error hover:underline">Confirm</button>
+                  <button @click="confirmDelete = null" class="text-text-dim hover:text-text-primary">Cancel</button>
+                </div>
+                <button
+                  v-else
+                  @click="confirmDelete = doc.id"
+                  :aria-label="`Delete document: ${doc.filename}`"
+                  class="text-text-dim hover:text-sev-error text-xs"
+                >Remove</button>
+              </td>
+            </tr>
+          </tbody>
+        </table>
+      </div>
+      <p v-else class="text-sm text-text-dim text-center py-8">No documents uploaded yet.</p>
+    </div>
+
+    <!-- Facts tab -->
+    <div
+      v-show="activeTab === 'Facts'"
+      id="ctx-panel-Facts"
+      role="tabpanel"
+      aria-labelledby="ctx-tab-Facts"
+      tabindex="0"
+    >
+      <!-- Add fact form -->
+      <fieldset class="rounded border border-surface-border bg-surface-raised p-4 mb-4">
+        <legend class="text-sm font-medium text-text-primary px-1">Add a fact manually</legend>
+        <p class="text-xs text-text-dim mb-3">
+          Facts are structured notes about your environment — e.g. what services run where, what IPs mean.
+        </p>
+        <div class="flex flex-wrap gap-3 mb-3">
+          <div>
+            <label for="fact-category" class="block text-xs text-text-dim mb-1">Category</label>
+            <select
+              id="fact-category"
+              v-model="newFact.category"
+              class="bg-surface border border-surface-border rounded px-3 py-1.5 text-sm text-text-primary focus:outline-none focus:border-accent"
+            >
+              <option value="host">Host</option>
+              <option value="service">Service</option>
+              <option value="network">Network</option>
+              <option value="note">Note</option>
+            </select>
+          </div>
+          <div class="flex-1 min-w-32">
+            <label for="fact-key" class="block text-xs text-text-dim mb-1">Key <span class="text-text-dim">(e.g. "plex")</span></label>
+            <input
+              id="fact-key"
+              v-model="newFact.key"
+              type="text"
+              placeholder="e.g. plex"
+              class="w-full bg-surface border border-surface-border rounded px-3 py-1.5 text-sm text-text-primary placeholder-text-dim focus:outline-none focus:border-accent"
+            />
+          </div>
+          <div class="flex-1 min-w-48">
+            <label for="fact-value" class="block text-xs text-text-dim mb-1">Value <span class="text-text-dim">(e.g. "port:32400 on heimdall")</span></label>
+            <input
+              id="fact-value"
+              v-model="newFact.value"
+              type="text"
+              placeholder="e.g. port:32400 on heimdall"
+              class="w-full bg-surface border border-surface-border rounded px-3 py-1.5 text-sm text-text-primary placeholder-text-dim focus:outline-none focus:border-accent"
+            />
+          </div>
+        </div>
+        <button
+          @click="addFact"
+          :disabled="!newFact.key.trim() || !newFact.value.trim()"
+          class="px-4 py-1.5 bg-accent text-surface text-sm rounded font-medium hover:opacity-90 disabled:opacity-40"
+        >Add fact</button>
+      </fieldset>
+
+      <div v-if="facts.length" class="rounded border border-surface-border overflow-hidden">
+        <table class="w-full text-sm">
+          <caption class="sr-only">Environment context facts</caption>
+          <thead class="bg-surface-raised">
+            <tr>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">Category</th>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">Key</th>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">Value</th>
+              <th scope="col" class="px-4 py-2 text-left text-text-dim font-medium">Added from</th>
+              <th scope="col" class="px-4 py-2 w-10"></th>
+            </tr>
+          </thead>
+          <tbody>
+            <tr v-for="fact in facts" :key="fact.id" class="border-t border-surface-border">
+              <td class="px-4 py-2 text-text-dim">{{ fact.category }}</td>
+              <td class="px-4 py-2 font-mono text-text-primary">{{ fact.key }}</td>
+              <td class="px-4 py-2 text-text-muted">{{ fact.value }}</td>
+              <td class="px-4 py-2 text-text-dim">{{ fact.source || 'manual' }}</td>
+              <td class="px-4 py-2 text-right">
+                <div v-if="confirmDeleteFact === fact.id" class="flex items-center gap-2 text-xs">
+                  <span class="text-text-dim">Remove?</span>
+                  <button @click="doDeleteFact(fact.id)" class="text-sev-error hover:underline">Confirm</button>
+                  <button @click="confirmDeleteFact = null" class="text-text-dim hover:text-text-primary">Cancel</button>
+                </div>
+                <button
+                  v-else
+                  @click="confirmDeleteFact = fact.id"
+                  :aria-label="`Delete fact: ${fact.key}`"
+                  class="text-text-dim hover:text-sev-error text-xs"
+                >Remove</button>
+              </td>
+            </tr>
+          </tbody>
+        </table>
+      </div>
+      <p v-else class="text-sm text-text-dim text-center py-8">No facts added yet.</p>
+    </div>
+
+    <!-- Error -->
+    <div v-if="error" role="alert" class="mt-4 p-3 rounded bg-red-900/30 border border-red-700/40 text-sev-error text-sm">
+      {{ error }}
+    </div>
+
+    <!-- Wizard overlay -->
+    <WizardOverlay v-if="showWizard" @close="showWizard = false" @complete="onWizardComplete" />
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, onMounted } from 'vue'
+import DocUploadZone from '@/components/DocUploadZone.vue'
+import WizardOverlay from '@/components/WizardOverlay.vue'
+
+const BASE = import.meta.env.BASE_URL.replace(/\/$/, '')
+
+interface Doc { id: string; filename: string; doc_type: string; file_size: number | null; uploaded_at: string }
+interface Fact { id: string; category: string; key: string; value: string; source: string | null; created_at: string }
+
+const activeTab = ref('Documents')
+const showWizard = ref(false)
+const docs = ref<Doc[]>([])
+const facts = ref<Fact[]>([])
+const confirmDelete = ref<string | null>(null)
+const confirmDeleteFact = ref<string | null>(null)
+const error = ref<string | null>(null)
+const newFact = ref({ category: 'service', key: '', value: '' })
+
+async function loadDocs() {
+  const r = await fetch(`${BASE}/api/context/docs`)
+  if (r.ok) docs.value = await r.json()
+}
+
+async function loadFacts() {
+  const r = await fetch(`${BASE}/api/context/facts`)
+  if (r.ok) facts.value = await r.json()
+}
+
+async function doDelete(id: string) {
+  const r = await fetch(`${BASE}/api/context/docs/${id}`, { method: 'DELETE' })
+  if (r.ok) { confirmDelete.value = null; await loadDocs() }
+  else error.value = 'Failed to delete document'
+}
+
+async function doDeleteFact(id: string) {
+  const r = await fetch(`${BASE}/api/context/facts/${id}`, { method: 'DELETE' })
+  if (r.ok) { confirmDeleteFact.value = null; await loadFacts() }
+  else error.value = 'Failed to delete fact'
+}
+
+async function addFact() {
+  if (!newFact.value.key.trim() || !newFact.value.value.trim()) return
+  const r = await fetch(`${BASE}/api/context/facts`, {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ ...newFact.value, source: 'manual' }),
+  })
+  if (r.ok) {
+    newFact.value = { category: 'service', key: '', value: '' }
+    await loadFacts()
+  } else {
+    error.value = 'Failed to add fact'
+  }
+}
+
+function onWizardComplete() {
+  showWizard.value = false
+  loadFacts()
+}
+
+function fmtDate(iso: string) {
+  try { return new Date(iso).toLocaleDateString(undefined, { month: 'short', day: 'numeric' }) }
+  catch { return iso }
+}
+
+onMounted(() => { loadDocs(); loadFacts() })
+</script>