diff --git a/src/app/api/ai-tagging/describe-bulk/route.ts b/src/app/api/ai-tagging/describe-bulk/route.ts
index 35fc2ba..26dac78 100644
--- a/src/app/api/ai-tagging/describe-bulk/route.ts
+++ b/src/app/api/ai-tagging/describe-bulk/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueBulkJobs } from '@/lib/ai-jobs'
 
 const IMAGE_EXTENSIONS = new Set(['.jpg', '.jpeg', '.png', '.gif', '.webp', '.bmp', '.tiff', '.tif'])
@@ -19,7 +19,7 @@ export async function POST(request: NextRequest) {
     return NextResponse.json({ error: 'libraryId is required' }, { status: 400 })
   }
 
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const jobIds = enqueueBulkJobs(libraryId, dirPath ?? '', 'describe', 'mixed_file', MEDIA_EXTENSIONS)
diff --git a/src/app/api/ai-tagging/describe/route.ts b/src/app/api/ai-tagging/describe/route.ts
index ba6e508..d6268e0 100644
--- a/src/app/api/ai-tagging/describe/route.ts
+++ b/src/app/api/ai-tagging/describe/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueJob } from '@/lib/ai-jobs'
 
 export async function POST(request: NextRequest) {
@@ -16,7 +16,7 @@ export async function POST(request: NextRequest) {
   }
 
   const libraryId = itemKey.split(':')[0]
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const jobId = enqueueJob(itemKey, 'describe', libraryId)
diff --git a/src/app/api/ai-tagging/extract-text-bulk/route.ts b/src/app/api/ai-tagging/extract-text-bulk/route.ts
index 3004abd..e0f5429 100644
--- a/src/app/api/ai-tagging/extract-text-bulk/route.ts
+++ b/src/app/api/ai-tagging/extract-text-bulk/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueBulkJobs } from '@/lib/ai-jobs'
 
 const IMAGE_EXTENSIONS = new Set(['.jpg', '.jpeg', '.png', '.gif', '.webp', '.bmp', '.tiff', '.tif'])
@@ -17,7 +17,7 @@ export async function POST(request: NextRequest) {
     return NextResponse.json({ error: 'libraryId is required' }, { status: 400 })
   }
 
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const jobIds = enqueueBulkJobs(libraryId, dirPath ?? '', 'extract', 'mixed_file', IMAGE_EXTENSIONS)
diff --git a/src/app/api/ai-tagging/extract-text/route.ts b/src/app/api/ai-tagging/extract-text/route.ts
index 857f710..1be8365 100644
--- a/src/app/api/ai-tagging/extract-text/route.ts
+++ b/src/app/api/ai-tagging/extract-text/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueJob } from '@/lib/ai-jobs'
 
 export async function POST(request: NextRequest) {
@@ -16,7 +16,7 @@ export async function POST(request: NextRequest) {
   }
 
   const libraryId = itemKey.split(':')[0]
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const payload: Record<string, string> = {}
diff --git a/src/app/api/ai-tagging/fields/route.ts b/src/app/api/ai-tagging/fields/route.ts
index db65d63..b173671 100644
--- a/src/app/api/ai-tagging/fields/route.ts
+++ b/src/app/api/ai-tagging/fields/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryAccess, requireLibraryWriteAccess } from '@/lib/auth'
 import { getAiFields, updateExtractedText, updateAiDescription } from '@/lib/ai-tagger'
 
 export async function GET(request: NextRequest) {
@@ -35,7 +35,7 @@ export async function PATCH(request: NextRequest) {
   }
 
   const libraryId = itemKey.split(':')[0]
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   if (extractedText !== undefined) {
diff --git a/src/app/api/ai-tagging/route.ts b/src/app/api/ai-tagging/route.ts
index 428b701..7f24047 100644
--- a/src/app/api/ai-tagging/route.ts
+++ b/src/app/api/ai-tagging/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueJob } from '@/lib/ai-jobs'
 
 export async function POST(request: NextRequest) {
@@ -16,7 +16,7 @@ export async function POST(request: NextRequest) {
   }
 
   const libraryId = itemKey.split(':')[0]
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const jobId = enqueueJob(itemKey, 'tag', libraryId)
diff --git a/src/app/api/ai-tagging/translate-bulk/route.ts b/src/app/api/ai-tagging/translate-bulk/route.ts
index 7b10fa1..20ac605 100644
--- a/src/app/api/ai-tagging/translate-bulk/route.ts
+++ b/src/app/api/ai-tagging/translate-bulk/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueJob } from '@/lib/ai-jobs'
 import { getDb } from '@/lib/db'
 
@@ -16,7 +16,7 @@ export async function POST(request: NextRequest) {
     return NextResponse.json({ error: 'libraryId is required' }, { status: 400 })
   }
 
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const db = getDb()
diff --git a/src/app/api/ai-tagging/translate/route.ts b/src/app/api/ai-tagging/translate/route.ts
index 27ee8dd..9afeb2a 100644
--- a/src/app/api/ai-tagging/translate/route.ts
+++ b/src/app/api/ai-tagging/translate/route.ts
@@ -1,5 +1,5 @@
 import { NextRequest, NextResponse } from 'next/server'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryWriteAccess } from '@/lib/auth'
 import { enqueueJob } from '@/lib/ai-jobs'
 
 export async function POST(request: NextRequest) {
@@ -16,7 +16,7 @@ export async function POST(request: NextRequest) {
   }
 
   const libraryId = itemKey.split(':')[0]
-  const auth = await requireLibraryAccess(request, libraryId)
+  const auth = await requireLibraryWriteAccess(request, libraryId)
   if (auth instanceof NextResponse) return auth
 
   const jobId = enqueueJob(itemKey, 'translate', libraryId, sourceLanguage || undefined)
diff --git a/src/app/api/libraries/route.ts b/src/app/api/libraries/route.ts
index c09eec1..c4eb58d 100644
--- a/src/app/api/libraries/route.ts
+++ b/src/app/api/libraries/route.ts
@@ -12,7 +12,7 @@ export async function GET(request: NextRequest) {
   try {
     const libraries =
       session.role === 'admin'
-        ? getLibraries()
+        ? getLibraries().map((l) => ({ ...l, accessLevel: 'admin' }))
         : getLibrariesForUser(session.userId, session.role)
     return NextResponse.json(libraries)
   } catch (err) {
diff --git a/src/app/api/tags/assignments/route.ts b/src/app/api/tags/assignments/route.ts
index 1b6ddb5..0f528f5 100644
--- a/src/app/api/tags/assignments/route.ts
+++ b/src/app/api/tags/assignments/route.ts
@@ -1,6 +1,6 @@
 import { NextRequest, NextResponse } from 'next/server'
 import { getResolvedTagsForItem, addTagToItem, removeTagFromItem } from '@/lib/tags'
-import { requireLibraryAccess } from '@/lib/auth'
+import { requireLibraryAccess, requireLibraryWriteAccess } from '@/lib/auth'
 
 function extractLibraryId(itemKey: string): string | null {
   const colonIdx = itemKey.indexOf(':')
@@ -38,7 +38,7 @@ export async function POST(request: NextRequest) {
     if (!libraryId) {
       return NextResponse.json({ error: 'Invalid itemKey' }, { status: 400 })
     }
-    const auth = await requireLibraryAccess(request, libraryId)
+    const auth = await requireLibraryWriteAccess(request, libraryId)
     if (auth instanceof NextResponse) return auth
 
     addTagToItem(itemKey, tagId)
@@ -60,7 +60,7 @@ export async function DELETE(request: NextRequest) {
     if (!libraryId) {
       return NextResponse.json({ error: 'Invalid itemKey' }, { status: 400 })
     }
-    const auth = await requireLibraryAccess(request, libraryId)
+    const auth = await requireLibraryWriteAccess(request, libraryId)
     if (auth instanceof NextResponse) return auth
 
     removeTagFromItem(itemKey, tagId)
diff --git a/src/app/api/users/[id]/permissions/route.ts b/src/app/api/users/[id]/permissions/route.ts
index 7c3f021..ae82a67 100644
--- a/src/app/api/users/[id]/permissions/route.ts
+++ b/src/app/api/users/[id]/permissions/route.ts
@@ -1,6 +1,6 @@
 import { NextRequest, NextResponse } from 'next/server'
 import { requireAdmin } from '@/lib/auth'
-import { getUserById, getPermittedLibraryIds, setLibraryPermissions } from '@/lib/users'
+import { getUserById, getLibraryPermissions, setLibraryPermissions, type LibraryPermission } from '@/lib/users'
 import { getLibraries } from '@/lib/libraries'
 
 export async function GET(
@@ -17,8 +17,8 @@ export async function GET(
     return NextResponse.json({ error: 'User not found' }, { status: 404 })
   }
 
-  const libraryIds = getPermittedLibraryIds(id)
-  return NextResponse.json({ libraryIds })
+  const permissions = getLibraryPermissions(id)
+  return NextResponse.json({ permissions })
 }
 
 export async function PUT(
@@ -35,24 +35,41 @@ export async function PUT(
     return NextResponse.json({ error: 'User not found' }, { status: 404 })
   }
 
-  let body: { libraryIds?: unknown }
+  let body: { permissions?: unknown }
   try {
     body = await request.json()
   } catch {
     return NextResponse.json({ error: 'Invalid JSON body' }, { status: 400 })
   }
 
-  if (!Array.isArray(body.libraryIds) || !body.libraryIds.every((id) => typeof id === 'string')) {
-    return NextResponse.json({ error: 'libraryIds must be an array of strings' }, { status: 400 })
+  if (!Array.isArray(body.permissions)) {
+    return NextResponse.json({ error: 'permissions must be an array' }, { status: 400 })
   }
 
+  const validAccessLevels = new Set(['read', 'write'])
+  for (const item of body.permissions) {
+    if (
+      typeof item !== 'object' ||
+      item === null ||
+      typeof (item as Record<string, unknown>).libraryId !== 'string' ||
+      !validAccessLevels.has((item as Record<string, unknown>).accessLevel as string)
+    ) {
+      return NextResponse.json(
+        { error: 'Each permission must have libraryId (string) and accessLevel ("read" | "write")' },
+        { status: 400 }
+      )
+    }
+  }
+
+  const permissions = body.permissions as LibraryPermission[]
+
   const allLibraries = getLibraries()
   const validIds = new Set(allLibraries.map((l) => l.id))
-  const invalid = body.libraryIds.filter((id) => !validIds.has(id))
+  const invalid = permissions.filter((p) => !validIds.has(p.libraryId)).map((p) => p.libraryId)
   if (invalid.length > 0) {
     return NextResponse.json({ error: `Unknown library IDs: ${invalid.join(', ')}` }, { status: 400 })
   }
 
-  setLibraryPermissions(id, body.libraryIds)
+  setLibraryPermissions(id, permissions)
   return new NextResponse(null, { status: 204 })
 }
diff --git a/src/app/library/[id]/page.tsx b/src/app/library/[id]/page.tsx
index 3ba1d1c..f5aaf36 100644
--- a/src/app/library/[id]/page.tsx
+++ b/src/app/library/[id]/page.tsx
@@ -1,7 +1,7 @@
 import { getLibrary } from '@/lib/libraries'
 import { notFound, redirect } from 'next/navigation'
 import { getServerSession } from '@/lib/auth'
-import { getPermittedLibraryIds } from '@/lib/users'
+import { getLibraryAccessLevel } from '@/lib/users'
 import GamesView from '@/components/games/GamesView'
 import MixedView from '@/components/mixed/MixedView'
 import MoviesView from '@/components/movies/MoviesView'
@@ -23,9 +23,11 @@ export default async function LibraryPage({ params, searchParams }: Props) {
   const library = getLibrary(id)
   if (!library) notFound()
 
+  let readOnly = false
   if (session.role !== 'admin') {
-    const permitted = getPermittedLibraryIds(session.userId)
-    if (!permitted.includes(id)) notFound()
+    const accessLevel = getLibraryAccessLevel(session.userId, id)
+    if (!accessLevel) notFound()
+    readOnly = accessLevel === 'read'
   }
 
   return (
@@ -52,10 +54,10 @@ export default async function LibraryPage({ params, searchParams }: Props) {
         </div>
       )}
 
-      {library.type === 'games' && <GamesView libraryId={id} />}
-      {library.type === 'mixed' && <MixedView libraryId={id} libraryName={library.name} initialPath={subpath ?? ''} />}
-      {library.type === 'movies' && <MoviesView libraryId={id} />}
-      {library.type === 'tv' && <TvView libraryId={id} />}
+      {library.type === 'games' && <GamesView libraryId={id} readOnly={readOnly} />}
+      {library.type === 'mixed' && <MixedView libraryId={id} libraryName={library.name} initialPath={subpath ?? ''} readOnly={readOnly} />}
+      {library.type === 'movies' && <MoviesView libraryId={id} readOnly={readOnly} />}
+      {library.type === 'tv' && <TvView libraryId={id} readOnly={readOnly} />}
     </div>
   )
 }
diff --git a/src/app/manage/users/page.tsx b/src/app/manage/users/page.tsx
index 3a5790e..3bd411f 100644
--- a/src/app/manage/users/page.tsx
+++ b/src/app/manage/users/page.tsx
@@ -216,32 +216,39 @@ function UserRow({
 
 // ─── Permissions Panel ────────────────────────────────────────────────────────
 
+type AccessLevel = 'none' | 'read' | 'write'
+
 function PermissionsPanel({ userId, libraries }: { userId: string; libraries: Library[] }) {
-  const [permitted, setPermitted] = useState<string[]>([])
+  const [levels, setLevels] = useState<Record<string, AccessLevel>>({})
   const [saving, setSaving] = useState(false)
   const [loaded, setLoaded] = useState(false)
 
   useEffect(() => {
     fetch(`/api/users/${encodeURIComponent(userId)}/permissions`)
       .then((r) => r.json())
-      .then((data: { libraryIds: string[] }) => {
-        setPermitted(data.libraryIds)
+      .then((data: { permissions: { libraryId: string; accessLevel: 'read' | 'write' }[] }) => {
+        const map: Record<string, AccessLevel> = {}
+        for (const p of data.permissions) {
+          map[p.libraryId] = p.accessLevel
+        }
+        setLevels(map)
         setLoaded(true)
       })
   }, [userId])
 
-  const toggle = (libraryId: string) => {
-    setPermitted((prev) =>
-      prev.includes(libraryId) ? prev.filter((id) => id !== libraryId) : [...prev, libraryId]
-    )
+  const setLevel = (libraryId: string, level: AccessLevel) => {
+    setLevels((prev) => ({ ...prev, [libraryId]: level }))
   }
 
   const save = async () => {
     setSaving(true)
+    const permissions = Object.entries(levels)
+      .filter(([, level]) => level !== 'none')
+      .map(([libraryId, accessLevel]) => ({ libraryId, accessLevel }))
     await fetch(`/api/users/${encodeURIComponent(userId)}/permissions`, {
       method: 'PUT',
       headers: { 'Content-Type': 'application/json' },
-      body: JSON.stringify({ libraryIds: permitted }),
+      body: JSON.stringify({ permissions }),
     })
     setSaving(false)
   }
@@ -265,23 +272,40 @@ function PermissionsPanel({ userId, libraries }: { userId: string; libraries: Li
       {libraries.length === 0 ? (
         <p className="text-xs" style={{ color: 'var(--text-secondary)' }}>No libraries configured.</p>
       ) : (
-        <div className="space-y-1.5">
-          {libraries.map((lib) => (
-            <label key={lib.id} className="flex items-center gap-2 cursor-pointer">
-              <input
-                type="checkbox"
-                checked={permitted.includes(lib.id)}
-                onChange={() => toggle(lib.id)}
-                className="rounded"
-              />
-              <span className="text-sm" style={{ color: 'var(--text-primary)' }}>
-                {lib.name}
-              </span>
-              <span className="text-xs" style={{ color: 'var(--text-secondary)' }}>
-                ({lib.type})
-              </span>
-            </label>
-          ))}
+        <div className="space-y-2">
+          {libraries.map((lib) => {
+            const current = levels[lib.id] ?? 'none'
+            return (
+              <div key={lib.id} className="flex items-center justify-between gap-3">
+                <div className="flex items-center gap-1.5 min-w-0">
+                  <span className="text-sm truncate" style={{ color: 'var(--text-primary)' }}>
+                    {lib.name}
+                  </span>
+                  <span className="text-xs shrink-0" style={{ color: 'var(--text-secondary)' }}>
+                    ({lib.type})
+                  </span>
+                </div>
+                <div
+                  className="flex shrink-0 rounded-md overflow-hidden text-xs font-medium"
+                  style={{ border: '1px solid var(--border)' }}
+                >
+                  {(['none', 'read', 'write'] as AccessLevel[]).map((lvl) => (
+                    <button
+                      key={lvl}
+                      onClick={() => setLevel(lib.id, lvl)}
+                      className="px-2.5 py-1 transition-colors capitalize"
+                      style={{
+                        backgroundColor: current === lvl ? 'var(--accent)' : 'transparent',
+                        color: current === lvl ? 'var(--background)' : 'var(--text-secondary)',
+                      }}
+                    >
+                      {lvl}
+                    </button>
+                  ))}
+                </div>
+              </div>
+            )
+          })}
         </div>
       )}
       <button
diff --git a/src/components/games/GameDetailModal.tsx b/src/components/games/GameDetailModal.tsx
index 0dbafd7..b0f4d41 100644
--- a/src/components/games/GameDetailModal.tsx
+++ b/src/components/games/GameDetailModal.tsx
@@ -2,7 +2,7 @@
 
 import { useEffect, useRef, useState, useCallback } from 'react'
 import type { Game, GameFile, GamePlatform } from '@/types'
-import TagSelector from '@/components/tags/TagSelector'
+import MediaTagPanel from '@/components/tags/MediaTagPanel'
 import AssignedTagBadges from '@/components/tags/AssignedTagBadges'
 
 // Import SVG icons
@@ -35,9 +35,10 @@ interface Props {
   onTagsChanged?: () => void
   onCoverUploaded?: () => void
   onDeleted?: (gameId: string) => void
+  readOnly?: boolean
 }
 
-export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNext, onTagsChanged, onCoverUploaded, onDeleted }: Props) {
+export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNext, onTagsChanged, onCoverUploaded, onDeleted, readOnly }: Props) {
   const overlayRef = useRef<HTMLDivElement>(null)
   const menuRef = useRef<HTMLDivElement>(null)
   const screenshotInputRef = useRef<HTMLInputElement>(null)
@@ -122,6 +123,8 @@ export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNe
         if (e.key === 'ArrowRight') { setLightboxIndex((i) => (i! < screenshots.length - 1 ? i! + 1 : i)); return }
         return
       }
+      if (e.key === 'ArrowLeft') { onPrev?.(); return }
+      if (e.key === 'ArrowRight') { onNext?.(); return }
       if (e.key === 'Escape') {
         if (menuOpen) { setMenuOpen(false); return }
         if (confirming) { setConfirming(false); return }
@@ -137,7 +140,7 @@ export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNe
       document.removeEventListener('keydown', handleKey)
       document.body.style.overflow = ''
     }
-  }, [onClose, menuOpen, editingImages, confirming, renaming, showTagPanel, lightboxIndex, screenshots.length])
+  }, [onClose, onPrev, onNext, menuOpen, editingImages, confirming, renaming, showTagPanel, lightboxIndex, screenshots.length])
 
   // Close menu on outside click
   useEffect(() => {
@@ -215,7 +218,7 @@ export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNe
                     </h2>
 
                     {/* Kebab menu */}
-                    <div className="relative flex-shrink-0" ref={menuRef}>
+                    {!readOnly && <div className="relative flex-shrink-0" ref={menuRef}>
                       <button
                         onClick={() => setMenuOpen((o) => !o)}
                         className="w-7 h-7 rounded-lg flex items-center justify-center transition-colors"
@@ -267,7 +270,7 @@ export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNe
                           )}
                         </div>
                       )}
-                    </div>
+                    </div>}
                   </div>
 
                   {/* AI description (read-only) */}
@@ -525,49 +528,13 @@ export default function GameDetailModal({ game, libraryId, onClose, onPrev, onNe
 
         {/* ── Tag panel — bottom half on mobile, right sidebar on desktop ── */}
         {showTagPanel && (
-          <div
-            className="flex-shrink-0 flex flex-col overflow-hidden w-full max-h-[50vh] md:w-80 md:max-h-none md:h-full"
-            style={{ backgroundColor: 'var(--surface)', border: '1px solid var(--border)' }}
-            onClick={(e) => e.stopPropagation()}
-          >
-            {/* Panel header — ‹ hide | ✕ close */}
-            <div className="flex items-center justify-between p-4 flex-shrink-0">
-              <button
-                onClick={() => setShowTagPanel(false)}
-                className={smallBtn}
-                style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                aria-label="Hide panel"
-                title="Hide panel"
-              >
-                ›
-              </button>
-              <button
-                onClick={onClose}
-                className={smallBtn}
-                style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                aria-label="Close"
-                title="Close"
-              >
-                ✕
-              </button>
-            </div>
-
-            {/* Tags */}
-            <div className="overflow-y-auto flex-1 min-h-0 px-4 pb-4" style={{ borderTop: '1px solid var(--border)' }}>
-              <p className="text-xs font-semibold uppercase tracking-wider mt-4 mb-3" style={{ color: 'var(--text-secondary)' }}>
-                Tags
-              </p>
-              <TagSelector
-                itemKey={game.item_key!}
-                onTagsChanged={() => { setTagRefreshKey((k) => k + 1); onTagsChanged?.() }}
-                refreshKey={tagRefreshKey}
-              />
-            </div>
-          </div>
+          <MediaTagPanel
+            itemKey={game.item_key!}
+            onHide={() => setShowTagPanel(false)}
+            onClose={onClose}
+            onTagsChanged={() => { setTagRefreshKey((k) => k + 1); onTagsChanged?.() }}
+            readOnly={readOnly}
+          />
         )}
       </div>
 
diff --git a/src/components/games/GamesView.tsx b/src/components/games/GamesView.tsx
index 24e7921..041b9bc 100644
--- a/src/components/games/GamesView.tsx
+++ b/src/components/games/GamesView.tsx
@@ -58,9 +58,10 @@ function PlatformBadges({ platforms }: { platforms: GamePlatform[] }) {
 
 interface Props {
   libraryId: string
+  readOnly?: boolean
 }
 
-export default function GamesView({ libraryId }: Props) {
+export default function GamesView({ libraryId, readOnly }: Props) {
   const [items, setItems] = useState<(Game | GameSeries)[]>([])
   const [loading, setLoading] = useState(true)
   const [error, setError] = useState<string | null>(null)
@@ -237,6 +238,7 @@ export default function GamesView({ libraryId }: Props) {
           <GameDetailModal
             game={selected}
             libraryId={libraryId}
+            readOnly={readOnly}
             onClose={() => { setSelected(null); setSelectedGameIndex(null) }}
             onPrev={selectedGameIndex !== null && selectedGameIndex > 0
               ? () => { const g = filteredGames[selectedGameIndex - 1]; setSelected(g); setSelectedGameIndex(selectedGameIndex - 1) }
diff --git a/src/components/mixed/ImageLightbox.tsx b/src/components/mixed/ImageLightbox.tsx
index 12316b2..35900ec 100644
--- a/src/components/mixed/ImageLightbox.tsx
+++ b/src/components/mixed/ImageLightbox.tsx
@@ -1,7 +1,7 @@
 'use client'
 
 import { useEffect, useRef, useState, useCallback } from 'react'
-import TagSelector from '@/components/tags/TagSelector'
+import MediaTagPanel from '@/components/tags/MediaTagPanel'
 
 interface Props {
   url: string
@@ -14,17 +14,14 @@ interface Props {
   onAiTag?: () => Promise<void>
   showTags?: boolean
   onShowTagsChange?: (v: boolean) => void
+  readOnly?: boolean
 }
 
-export default function ImageLightbox({ url, name, onClose, onPrev, onNext, itemKey, onTagsChanged, onAiTag, showTags: showTagsProp, onShowTagsChange }: Props) {
+export default function ImageLightbox({ url, name, onClose, onPrev, onNext, itemKey, onTagsChanged, onAiTag, showTags: showTagsProp, onShowTagsChange, readOnly }: Props) {
   const overlayRef = useRef<HTMLDivElement>(null)
   const [showTagsLocal, setShowTagsLocal] = useState(false)
   const showTags = showTagsProp ?? showTagsLocal
   const setShowTags = onShowTagsChange ?? setShowTagsLocal
-  const [aiTagging, setAiTagging] = useState(false)
-  const [aiTagError, setAiTagError] = useState<string | null>(null)
-  const [tagRefreshKey, setTagRefreshKey] = useState(0)
-
   // Text extraction state
   const [extractedText, setExtractedText] = useState<string | null>(null)
   const [translatedText, setTranslatedText] = useState<string | null>(null)
@@ -211,22 +208,6 @@ export default function ImageLightbox({ url, name, onClose, onPrev, onNext, item
     }
   }
 
-  const handleAiTag = async () => {
-    if (!onAiTag) return
-    setAiTagging(true)
-    setAiTagError(null)
-    try {
-      await onAiTag()
-      setTagRefreshKey((k) => k + 1)
-      onTagsChanged?.()
-    } catch (err) {
-      setAiTagError(err instanceof Error ? err.message : 'AI tagging failed')
-      setTimeout(() => setAiTagError(null), 4000)
-    } finally {
-      setAiTagging(false)
-    }
-  }
-
   const smallBtn = 'w-7 h-7 rounded-full flex items-center justify-center transition-colors flex-shrink-0'
 
   return (
@@ -369,343 +350,271 @@ export default function ImageLightbox({ url, name, onClose, onPrev, onNext, item
 
         {/* ── Tag panel — bottom half on mobile, right sidebar on desktop ── */}
         {showTags && (
-          <div
-            className="flex-shrink-0 flex flex-col overflow-hidden w-full max-h-[50vh] md:w-80 md:max-h-none md:h-full"
-            style={{ backgroundColor: 'var(--surface)', border: '1px solid var(--border)' }}
-            onClick={(e) => e.stopPropagation()}
+          <MediaTagPanel
+            itemKey={itemKey!}
+            onHide={() => setShowTags(false)}
+            onClose={onClose}
+            onTagsChanged={onTagsChanged}
+            onAiTag={readOnly ? undefined : onAiTag}
+            readOnly={readOnly}
           >
-            {/* Panel header — ‹ hide  |  ✨ AI tag  ✕ close */}
-            <div className="flex items-center justify-between p-4 flex-shrink-0">
-              <button
-                onClick={() => setShowTags(false)}
-                className={smallBtn}
-                style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                aria-label="Hide panel"
-                title="Hide panel"
-              >
-                ›
-              </button>
-              <div className="flex items-center gap-1.5">
+            {/* Description section */}
+            <div className="flex flex-col gap-1 pt-4" style={{ borderTop: '1px solid var(--border)' }}>
+              <div className="flex items-center justify-between mb-2">
+                <p className="text-xs font-semibold uppercase tracking-wider" style={{ color: 'var(--text-secondary)' }}>
+                  Description
+                </p>
                 <button
-                  onClick={onClose}
-                  className={smallBtn}
-                  style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                  onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                  onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                  aria-label="Close"
-                  title="Close"
+                  onClick={handleGenerateDescription}
+                  disabled={generatingDesc || descPending}
+                  className={`${smallBtn} disabled:opacity-50`}
+                  style={{
+                    backgroundColor: descPending ? 'var(--accent)' : 'var(--border)',
+                    color: descPending ? '#fff' : 'var(--text-secondary)',
+                    fontSize: '1rem',
+                  }}
+                  onMouseEnter={(e) => {
+                    if (!generatingDesc && !descPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
+                  }}
+                  onMouseLeave={(e) => {
+                    if (!descPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
+                  }}
+                  aria-label={aiDescription ? 'Regenerate description' : 'Generate description'}
+                  title={aiDescription ? 'Regenerate AI description' : 'Generate AI description'}
                 >
-                  ✕
+                  {generatingDesc || descPending ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
                 </button>
               </div>
+              <textarea
+                value={editedDescription}
+                onChange={(e) => setEditedDescription(e.target.value)}
+                placeholder="No description yet…"
+                className="text-xs rounded-lg p-2 w-full resize-y outline-none"
+                style={{
+                  backgroundColor: 'var(--background)',
+                  border: '1px solid var(--border)',
+                  color: 'var(--text-primary)',
+                  minHeight: '3.5rem',
+                  maxHeight: '8rem',
+                  fontFamily: 'inherit',
+                }}
+              />
+              {editedDescription !== (aiDescription ?? '') && (
+                <button
+                  onClick={async () => {
+                    setSavingDesc(true)
+                    try {
+                      await fetch('/api/ai-tagging/fields', {
+                        method: 'PATCH',
+                        headers: { 'Content-Type': 'application/json' },
+                        body: JSON.stringify({ itemKey, aiDescription: editedDescription }),
+                      })
+                      setAiDescription(editedDescription)
+                    } finally {
+                      setSavingDesc(false)
+                    }
+                  }}
+                  disabled={savingDesc}
+                  className="mt-1 text-xs px-2 py-0.5 rounded-full transition-colors disabled:opacity-50"
+                  style={{ backgroundColor: 'var(--accent)', color: '#fff' }}
+                >
+                  {savingDesc ? '⟳ Saving…' : 'Save'}
+                </button>
+              )}
+              {descError && <span className="text-xs" style={{ color: '#f87171' }}>{descError}</span>}
             </div>
 
-            {/* Scrollable panel content */}
-            <div className="overflow-y-auto flex-1 min-h-0 flex flex-col gap-4 px-4 pb-4">
-
-              {/* Description section */}
-              <div className="flex flex-col gap-1" style={{ borderTop: '1px solid var(--border)', paddingTop: '1rem' }}>
-                {/* Heading row */}
-                <div className="flex items-center justify-between mb-2">
+            {/* Text extraction section — only for images */}
+            {isImage && (
+              <div className="flex flex-col gap-2 pt-4" style={{ borderTop: '1px solid var(--border)' }}>
+                <div className="flex items-center justify-between">
                   <p className="text-xs font-semibold uppercase tracking-wider" style={{ color: 'var(--text-secondary)' }}>
-                    Description
+                    Text Extraction
                   </p>
                   <button
-                    onClick={handleGenerateDescription}
-                    disabled={generatingDesc || descPending}
+                    onClick={() => callExtract('llm')}
+                    disabled={extracting || extractPending}
                     className={`${smallBtn} disabled:opacity-50`}
                     style={{
-                      backgroundColor: descPending ? 'var(--accent)' : 'var(--border)',
-                      color: descPending ? '#fff' : 'var(--text-secondary)',
+                      backgroundColor: extractPending ? 'var(--accent)' : 'var(--border)',
+                      color: extractPending ? '#fff' : 'var(--text-secondary)',
                       fontSize: '1rem',
                     }}
                     onMouseEnter={(e) => {
-                      if (!generatingDesc && !descPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
+                      if (!extracting && !extractPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
                     }}
                     onMouseLeave={(e) => {
-                      if (!descPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
+                      if (!extractPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
                     }}
-                    aria-label={aiDescription ? 'Regenerate description' : 'Generate description'}
-                    title={aiDescription ? 'Regenerate AI description' : 'Generate AI description'}
+                    aria-label="Extract text with AI"
+                    title="Extract with AI (skips OCR)"
                   >
-                    {generatingDesc || descPending ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
+                    {extractPending ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
                   </button>
                 </div>
-                {/* Editable textarea */}
-                <textarea
-                  value={editedDescription}
-                  onChange={(e) => setEditedDescription(e.target.value)}
-                  placeholder="No description yet…"
-                  className="text-xs rounded-lg p-2 w-full resize-y outline-none"
-                  style={{
-                    backgroundColor: 'var(--background)',
-                    border: '1px solid var(--border)',
-                    color: 'var(--text-primary)',
-                    minHeight: '3.5rem',
-                    maxHeight: '8rem',
-                    fontFamily: 'inherit',
-                  }}
-                />
-                {editedDescription !== (aiDescription ?? '') && (
+
+                <div className="flex items-center gap-2 flex-wrap">
                   <button
-                    onClick={async () => {
-                      setSavingDesc(true)
-                      try {
-                        await fetch('/api/ai-tagging/fields', {
-                          method: 'PATCH',
-                          headers: { 'Content-Type': 'application/json' },
-                          body: JSON.stringify({ itemKey, aiDescription: editedDescription }),
-                        })
-                        setAiDescription(editedDescription)
-                      } finally {
-                        setSavingDesc(false)
+                    onClick={() => callExtract('tesseract')}
+                    disabled={extracting || extractPending}
+                    className="text-xs px-2 py-1 rounded-lg transition-colors disabled:opacity-50 self-start flex-shrink-0"
+                    style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)' }}
+                    onMouseEnter={(e) => {
+                      if (!extracting && !extractPending) {
+                        ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
+                        ;(e.currentTarget as HTMLElement).style.color = 'var(--background)'
                       }
                     }}
-                    disabled={savingDesc}
-                    className="mt-1 text-xs px-2 py-0.5 rounded-full transition-colors disabled:opacity-50"
-                    style={{ backgroundColor: 'var(--accent)', color: '#fff' }}
+                    onMouseLeave={(e) => {
+                      ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
+                      ;(e.currentTarget as HTMLElement).style.color = 'var(--text-secondary)'
+                    }}
                   >
-                    {savingDesc ? '⟳ Saving…' : 'Save'}
+                    {extracting ? '⟳ Scanning…' : extractedText ? '🔍 Re-scan with OCR' : '🔍 Scan with OCR'}
                   </button>
-                )}
-                {descError && <span className="text-xs" style={{ color: '#f87171' }}>{descError}</span>}
-              </div>
+                  <input
+                    type="text"
+                    value={ocrLanguageInput}
+                    onChange={(e) => setOcrLanguageInput(e.target.value)}
+                    placeholder={defaultOcrLanguages}
+                    className="text-xs px-2 py-0.5 rounded-full outline-none"
+                    style={{
+                      backgroundColor: 'var(--background)',
+                      border: '1px solid var(--border)',
+                      color: 'var(--text-primary)',
+                      width: 120,
+                    }}
+                    title="Tesseract language(s) for this extraction (e.g. jpn+jpn_vert). Leave blank to use the configured default."
+                  />
+                </div>
 
-              {/* Text extraction section — only for images */}
-              {isImage && (
-                <div className="flex flex-col gap-2" style={{ borderTop: '1px solid var(--border)', paddingTop: '1rem' }}>
-                  {/* Heading row */}
-                  <div className="flex items-center justify-between">
-                    <p className="text-xs font-semibold uppercase tracking-wider" style={{ color: 'var(--text-secondary)' }}>
-                      Text Extraction
-                    </p>
-                    {/* AI button — forces LLM, no OCR */}
-                    <button
-                      onClick={() => callExtract('llm')}
-                      disabled={extracting || extractPending}
-                      className={`${smallBtn} disabled:opacity-50`}
-                      style={{
-                        backgroundColor: extractPending ? 'var(--accent)' : 'var(--border)',
-                        color: extractPending ? '#fff' : 'var(--text-secondary)',
-                        fontSize: '1rem',
-                      }}
-                      onMouseEnter={(e) => {
-                        if (!extracting && !extractPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
-                      }}
-                      onMouseLeave={(e) => {
-                        if (!extractPending) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
-                      }}
-                      aria-label="Extract text with AI"
-                      title="Extract with AI (skips OCR)"
-                    >
-                      {extractPending ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
-                    </button>
-                  </div>
+                {extractError && <p className="text-xs" style={{ color: '#f87171' }}>{extractError}</p>}
 
-                  {/* OCR button row */}
-                  <div className="flex items-center gap-2 flex-wrap">
-                    <button
-                      onClick={() => callExtract('tesseract')}
-                      disabled={extracting || extractPending}
-                      className="text-xs px-2 py-1 rounded-lg transition-colors disabled:opacity-50 self-start flex-shrink-0"
-                      style={{
-                        backgroundColor: 'var(--border)',
-                        color: 'var(--text-secondary)',
-                      }}
-                      onMouseEnter={(e) => {
-                        if (!extracting && !extractPending) {
-                          ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
-                          ;(e.currentTarget as HTMLElement).style.color = 'var(--background)'
-                        }
-                      }}
-                      onMouseLeave={(e) => {
-                        ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
-                        ;(e.currentTarget as HTMLElement).style.color = 'var(--text-secondary)'
-                      }}
-                    >
-                      {extracting ? '⟳ Scanning…' : extractedText ? '🔍 Re-scan with OCR' : '🔍 Scan with OCR'}
-                    </button>
-                    <input
-                      type="text"
-                      value={ocrLanguageInput}
-                      onChange={(e) => setOcrLanguageInput(e.target.value)}
-                      placeholder={defaultOcrLanguages}
-                      className="text-xs px-2 py-0.5 rounded-full outline-none"
-                      style={{
-                        backgroundColor: 'var(--background)',
-                        border: '1px solid var(--border)',
-                        color: 'var(--text-primary)',
-                        width: 120,
-                      }}
-                      title="Tesseract language(s) for this extraction (e.g. jpn+jpn_vert). Leave blank to use the configured default."
-                    />
-                  </div>
-
-                  {extractError && (
-                    <p className="text-xs" style={{ color: '#f87171' }}>{extractError}</p>
-                  )}
-
-                  {extractedText && (
-                    <div className="flex flex-col gap-2">
-                      <div>
-                        <p className="text-xs font-medium mb-1" style={{ color: 'var(--text-secondary)' }}>
-                          Extracted Text
-                        </p>
-                        <textarea
-                          value={editedExtractedText}
-                          onChange={(e) => setEditedExtractedText(e.target.value)}
-                          className="text-xs whitespace-pre-wrap rounded-lg p-2 w-full resize-y outline-none"
-                          style={{
-                            backgroundColor: 'var(--background)',
-                            color: 'var(--text-primary)',
-                            border: '1px solid var(--border)',
-                            minHeight: '4rem',
-                            maxHeight: '10rem',
-                            fontFamily: 'inherit',
-                          }}
-                        />
-                        {editedExtractedText !== extractedText && (
-                          <button
-                            onClick={async () => {
-                              setSavingText(true)
-                              try {
-                                await fetch('/api/ai-tagging/fields', {
-                                  method: 'PATCH',
-                                  headers: { 'Content-Type': 'application/json' },
-                                  body: JSON.stringify({ itemKey, extractedText: editedExtractedText }),
-                                })
-                                setExtractedText(editedExtractedText)
-                              } finally {
-                                setSavingText(false)
-                              }
-                            }}
-                            disabled={savingText}
-                            className="mt-1 text-xs px-2 py-0.5 rounded-full transition-colors disabled:opacity-50"
-                            style={{ backgroundColor: 'var(--accent)', color: '#fff' }}
-                          >
-                            {savingText ? '⟳ Saving…' : 'Save'}
-                          </button>
-                        )}
-                      </div>
-
-                      {translatedText && (
-                        <div>
-                          <p className="text-xs font-medium mb-1" style={{ color: 'var(--text-secondary)' }}>
-                            Translation
-                          </p>
-                          <pre
-                            className="text-xs whitespace-pre-wrap rounded-lg p-2 max-h-40 overflow-y-auto"
-                            style={{ backgroundColor: 'var(--background)', color: 'var(--text-primary)', border: '1px solid var(--border)' }}
-                          >
-                            {translatedText}
-                          </pre>
-                        </div>
-                      )}
-
-                      <div className="flex items-center gap-1.5 flex-wrap">
-                        <input
-                          type="text"
-                          value={sourceLanguage}
-                          onChange={(e) => setSourceLanguage(e.target.value)}
-                          placeholder="Source lang…"
-                          className="text-xs px-2 py-0.5 rounded-full outline-none"
-                          style={{
-                            backgroundColor: 'var(--background)',
-                            border: '1px solid var(--border)',
-                            color: 'var(--text-primary)',
-                            width: 100,
-                          }}
-                        />
+                {extractedText && (
+                  <div className="flex flex-col gap-2">
+                    <div>
+                      <p className="text-xs font-medium mb-1" style={{ color: 'var(--text-secondary)' }}>
+                        Extracted Text
+                      </p>
+                      <textarea
+                        value={editedExtractedText}
+                        onChange={(e) => setEditedExtractedText(e.target.value)}
+                        className="text-xs whitespace-pre-wrap rounded-lg p-2 w-full resize-y outline-none"
+                        style={{
+                          backgroundColor: 'var(--background)',
+                          color: 'var(--text-primary)',
+                          border: '1px solid var(--border)',
+                          minHeight: '4rem',
+                          maxHeight: '10rem',
+                          fontFamily: 'inherit',
+                        }}
+                      />
+                      {editedExtractedText !== extractedText && (
                         <button
                           onClick={async () => {
-                            setRetranslating(true)
-                            setTranslatePending(false)
+                            setSavingText(true)
                             try {
-                              const res = await fetch('/api/ai-tagging/translate', {
-                                method: 'POST',
+                              await fetch('/api/ai-tagging/fields', {
+                                method: 'PATCH',
                                 headers: { 'Content-Type': 'application/json' },
-                                body: JSON.stringify({ itemKey, ...(sourceLanguage.trim() && { sourceLanguage: sourceLanguage.trim() }) }),
+                                body: JSON.stringify({ itemKey, extractedText: editedExtractedText }),
                               })
-                              if (res.status === 202) {
-                                setTranslatePending(true)
-                                startPolling(extractedText, translatedText, aiDescription)
-                                return
-                              }
-                              if (!res.ok) {
-                                const data = await res.json().catch(() => ({}))
-                                throw new Error((data as { error?: string }).error ?? 'Failed to translate')
-                              }
-                              const result = await res.json()
-                              setTranslatedText(result.translatedText || null)
-                            } catch {
-                              // ignore
+                              setExtractedText(editedExtractedText)
                             } finally {
-                              setRetranslating(false)
-                            }
-                          }}
-                          disabled={retranslating || translatePending}
-                          className="text-xs px-2 py-0.5 rounded-full transition-colors disabled:opacity-50"
-                          style={{
-                            backgroundColor: translatePending ? 'var(--accent)' : 'var(--border)',
-                            color: translatePending ? '#fff' : 'var(--text-secondary)',
-                          }}
-                          onMouseEnter={(e) => {
-                            if (!retranslating && !translatePending) {
-                              ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
-                              ;(e.currentTarget as HTMLElement).style.color = 'var(--background)'
-                            }
-                          }}
-                          onMouseLeave={(e) => {
-                            if (!translatePending) {
-                              ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
-                              ;(e.currentTarget as HTMLElement).style.color = 'var(--text-secondary)'
+                              setSavingText(false)
                             }
                           }}
+                          disabled={savingText}
+                          className="mt-1 text-xs px-2 py-0.5 rounded-full transition-colors disabled:opacity-50"
+                          style={{ backgroundColor: 'var(--accent)', color: '#fff' }}
                         >
-                          {retranslating ? '⟳ Translating…' : translatePending ? '⟳ Queued…' : translatedText ? '🌐 Re-translate' : '🌐 Translate'}
+                          {savingText ? '⟳ Saving…' : 'Save'}
                         </button>
-                      </div>
+                      )}
                     </div>
-                  )}
-                </div>
-              )}
 
-              {/* Tags section */}
-              <div style={{ borderTop: '1px solid var(--border)', paddingTop: '1rem' }}>
-                <div className="flex items-center justify-between mb-3">
-                  <p className="text-xs font-semibold uppercase tracking-wider" style={{ color: 'var(--text-secondary)' }}>
-                    Tags
-                  </p>
-                  {onAiTag && (
-                    <button
-                      onClick={handleAiTag}
-                      disabled={aiTagging}
-                      className={`${smallBtn} disabled:opacity-50`}
-                      style={{
-                        backgroundColor: aiTagError ? '#7f1d1d' : 'var(--border)',
-                        color: aiTagError ? '#fca5a5' : 'var(--text-secondary)',
-                        fontSize: '1rem',
-                      }}
-                      onMouseEnter={(e) => {
-                        if (!aiTagging && !aiTagError) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
-                      }}
-                      onMouseLeave={(e) => {
-                        if (!aiTagError) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
-                      }}
-                      aria-label="AI Tag this image"
-                      title={aiTagError ?? (aiTagging ? 'Tagging…' : 'AI Tag')}
-                    >
-                      {aiTagging ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
-                    </button>
-                  )}
-                </div>
-                {aiTagError && <p className="text-xs mb-2" style={{ color: '#f87171' }}>{aiTagError}</p>}
-                <TagSelector itemKey={itemKey!} onTagsChanged={onTagsChanged} refreshKey={tagRefreshKey} hideDescription />
+                    {translatedText && (
+                      <div>
+                        <p className="text-xs font-medium mb-1" style={{ color: 'var(--text-secondary)' }}>
+                          Translation
+                        </p>
+                        <pre
+                          className="text-xs whitespace-pre-wrap rounded-lg p-2 max-h-40 overflow-y-auto"
+                          style={{ backgroundColor: 'var(--background)', color: 'var(--text-primary)', border: '1px solid var(--border)' }}
+                        >
+                          {translatedText}
+                        </pre>
+                      </div>
+                    )}
+
+                    <div className="flex items-center gap-1.5 flex-wrap">
+                      <input
+                        type="text"
+                        value={sourceLanguage}
+                        onChange={(e) => setSourceLanguage(e.target.value)}
+                        placeholder="Source lang…"
+                        className="text-xs px-2 py-0.5 rounded-full outline-none"
+                        style={{
+                          backgroundColor: 'var(--background)',
+                          border: '1px solid var(--border)',
+                          color: 'var(--text-primary)',
+                          width: 100,
+                        }}
+                      />
+                      <button
+                        onClick={async () => {
+                          setRetranslating(true)
+                          setTranslatePending(false)
+                          try {
+                            const res = await fetch('/api/ai-tagging/translate', {
+                              method: 'POST',
+                              headers: { 'Content-Type': 'application/json' },
+                              body: JSON.stringify({ itemKey, ...(sourceLanguage.trim() && { sourceLanguage: sourceLanguage.trim() }) }),
+                            })
+                            if (res.status === 202) {
+                              setTranslatePending(true)
+                              startPolling(extractedText, translatedText, aiDescription)
+                              return
+                            }
+                            if (!res.ok) {
+                              const data = await res.json().catch(() => ({}))
+                              throw new Error((data as { error?: string }).error ?? 'Failed to translate')
+                            }
+                            const result = await res.json()
+                            setTranslatedText(result.translatedText || null)
+                          } catch {
+                            // ignore
+                          } finally {
+                            setRetranslating(false)
+                          }
+                        }}
+                        disabled={retranslating || translatePending}
+                        className="text-xs px-2 py-0.5 rounded-full transition-colors disabled:opacity-50"
+                        style={{
+                          backgroundColor: translatePending ? 'var(--accent)' : 'var(--border)',
+                          color: translatePending ? '#fff' : 'var(--text-secondary)',
+                        }}
+                        onMouseEnter={(e) => {
+                          if (!retranslating && !translatePending) {
+                            ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
+                            ;(e.currentTarget as HTMLElement).style.color = 'var(--background)'
+                          }
+                        }}
+                        onMouseLeave={(e) => {
+                          if (!translatePending) {
+                            ;(e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
+                            ;(e.currentTarget as HTMLElement).style.color = 'var(--text-secondary)'
+                          }
+                        }}
+                      >
+                        {retranslating ? '⟳ Translating…' : translatePending ? '⟳ Queued…' : translatedText ? '🌐 Re-translate' : '🌐 Translate'}
+                      </button>
+                    </div>
+                  </div>
+                )}
               </div>
-            </div>
-          </div>
+            )}
+          </MediaTagPanel>
         )}
       </div>
     </div>
diff --git a/src/components/mixed/MixedView.tsx b/src/components/mixed/MixedView.tsx
index 4fd7c4b..8e393e4 100644
--- a/src/components/mixed/MixedView.tsx
+++ b/src/components/mixed/MixedView.tsx
@@ -13,6 +13,7 @@ interface Props {
   libraryId: string
   libraryName: string
   initialPath: string
+  readOnly?: boolean
 }
 
 type ModalState =
@@ -22,7 +23,7 @@ type ModalState =
 
 type TagPanelState = { entry: FileEntry; itemKey: string } | null
 
-export default function MixedView({ libraryId, libraryName, initialPath }: Props) {
+export default function MixedView({ libraryId, libraryName, initialPath, readOnly }: Props) {
   const [currentPath, setCurrentPath] = useState(initialPath)
   const [listing, setListing] = useState<DirectoryListing | null>(null)
   const [loading, setLoading] = useState(true)
@@ -550,7 +551,8 @@ export default function MixedView({ libraryId, libraryName, initialPath }: Props
           onNext={modal.mediaIndex < mediaEntries.length - 1 ? () => navigateModal(1) : undefined}
           showTags={modalShowTags}
           onShowTagsChange={setModalShowTags}
-          onAiTag={modal.itemKey ? async () => {
+          readOnly={readOnly}
+          onAiTag={!readOnly && modal.itemKey ? async () => {
             const res = await fetch('/api/ai-tagging', {
               method: 'POST',
               headers: { 'Content-Type': 'application/json' },
@@ -576,7 +578,8 @@ export default function MixedView({ libraryId, libraryName, initialPath }: Props
           onNext={modal.mediaIndex < mediaEntries.length - 1 ? () => navigateModal(1) : undefined}
           showTags={modalShowTags}
           onShowTagsChange={setModalShowTags}
-          onAiTag={async () => {
+          readOnly={readOnly}
+          onAiTag={readOnly ? undefined : async () => {
             const res = await fetch('/api/ai-tagging', {
               method: 'POST',
               headers: { 'Content-Type': 'application/json' },
diff --git a/src/components/mixed/VideoPlayerModal.tsx b/src/components/mixed/VideoPlayerModal.tsx
index 2769901..82e3ca4 100644
--- a/src/components/mixed/VideoPlayerModal.tsx
+++ b/src/components/mixed/VideoPlayerModal.tsx
@@ -1,7 +1,7 @@
 'use client'
 
 import { useEffect, useRef, useState } from 'react'
-import TagSelector from '@/components/tags/TagSelector'
+import MediaTagPanel from '@/components/tags/MediaTagPanel'
 import { useUserSettings } from '@/hooks/useUserSettings'
 
 interface Props {
@@ -16,9 +16,10 @@ interface Props {
   context?: 'mixed' | 'movies' | 'tv'
   showTags?: boolean
   onShowTagsChange?: (v: boolean) => void
+  readOnly?: boolean
 }
 
-export default function VideoPlayerModal({ url, name, onClose, onPrev, onNext, itemKey, onTagsChanged, onAiTag, context = 'mixed', showTags: showTagsProp, onShowTagsChange }: Props) {
+export default function VideoPlayerModal({ url, name, onClose, onPrev, onNext, itemKey, onTagsChanged, onAiTag, context = 'mixed', showTags: showTagsProp, onShowTagsChange, readOnly }: Props) {
   const settings = useUserSettings()
   const autoPlay = context === 'mixed' ? settings.mixedAutoplay : context === 'movies' ? settings.moviesAutoplay : settings.tvAutoplay
   const loop     = context === 'mixed' ? settings.mixedLoop     : context === 'movies' ? settings.moviesLoop     : settings.tvLoop
@@ -28,9 +29,6 @@ export default function VideoPlayerModal({ url, name, onClose, onPrev, onNext, i
   const [showTagsLocal, setShowTagsLocal] = useState(false)
   const showTags = showTagsProp ?? showTagsLocal
   const setShowTags = onShowTagsChange ?? setShowTagsLocal
-  const [aiTagging, setAiTagging] = useState(false)
-  const [aiTagError, setAiTagError] = useState<string | null>(null)
-  const [tagRefreshKey, setTagRefreshKey] = useState(0)
 
   useEffect(() => {
     const handleKey = (e: KeyboardEvent) => {
@@ -50,22 +48,6 @@ export default function VideoPlayerModal({ url, name, onClose, onPrev, onNext, i
     if (e.target === overlayRef.current) onClose()
   }
 
-  const handleAiTag = async () => {
-    if (!onAiTag) return
-    setAiTagging(true)
-    setAiTagError(null)
-    try {
-      await onAiTag()
-      setTagRefreshKey((k) => k + 1)
-      onTagsChanged?.()
-    } catch (err) {
-      setAiTagError(err instanceof Error ? err.message : 'AI tagging failed')
-      setTimeout(() => setAiTagError(null), 4000)
-    } finally {
-      setAiTagging(false)
-    }
-  }
-
   const smallBtn = 'w-7 h-7 rounded-full flex items-center justify-center transition-colors flex-shrink-0'
 
   return (
@@ -157,72 +139,14 @@ export default function VideoPlayerModal({ url, name, onClose, onPrev, onNext, i
 
         {/* ── Tag panel ── bottom half on mobile, right sidebar on desktop */}
         {showTags && (
-          <div
-            className="flex-shrink-0 flex flex-col overflow-hidden w-full max-h-[50vh] md:w-80 md:max-h-none md:h-full"
-            style={{ backgroundColor: 'var(--surface)', border: '1px solid var(--border)' }}
-            onClick={(e) => e.stopPropagation()}
-          >
-            {/* Panel header — ‹ hide  |  ✕ close */}
-            <div className="flex items-center justify-between p-4 flex-shrink-0">
-              <button
-                onClick={() => setShowTags(false)}
-                className={smallBtn}
-                style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                aria-label="Hide panel"
-                title="Hide panel"
-              >
-                ›
-              </button>
-              <div className="flex items-center gap-1.5">
-                <button
-                  onClick={onClose}
-                  className={smallBtn}
-                  style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                  onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                  onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                  aria-label="Close"
-                  title="Close"
-                >
-                  ✕
-                </button>
-              </div>
-            </div>
-
-            {/* Tags */}
-            <div className="overflow-y-auto flex-1 min-h-0 px-4 pb-4" style={{ borderTop: '1px solid var(--border)' }}>
-              <div className="flex items-center justify-between mt-4 mb-3">
-                <p className="text-xs font-semibold uppercase tracking-wider" style={{ color: 'var(--text-secondary)' }}>
-                  Tags
-                </p>
-                {onAiTag && (
-                  <button
-                    onClick={handleAiTag}
-                    disabled={aiTagging}
-                    className={`${smallBtn} disabled:opacity-50`}
-                    style={{
-                      backgroundColor: aiTagError ? '#7f1d1d' : 'var(--border)',
-                      color: aiTagError ? '#fca5a5' : 'var(--text-secondary)',
-                      fontSize: '1rem',
-                    }}
-                    onMouseEnter={(e) => {
-                      if (!aiTagging && !aiTagError) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
-                    }}
-                    onMouseLeave={(e) => {
-                      if (!aiTagError) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
-                    }}
-                    aria-label="AI Tag this video"
-                    title={aiTagError ?? (aiTagging ? 'Tagging…' : 'AI Tag')}
-                  >
-                    {aiTagging ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
-                  </button>
-                )}
-              </div>
-              {aiTagError && <p className="text-xs mb-2" style={{ color: '#f87171' }}>{aiTagError}</p>}
-              <TagSelector itemKey={itemKey!} onTagsChanged={onTagsChanged} refreshKey={tagRefreshKey} />
-            </div>
-          </div>
+          <MediaTagPanel
+            itemKey={itemKey!}
+            onHide={() => setShowTags(false)}
+            onClose={onClose}
+            onTagsChanged={onTagsChanged}
+            onAiTag={readOnly ? undefined : onAiTag}
+            readOnly={readOnly}
+          />
         )}
       </div>
     </div>
diff --git a/src/components/movies/MovieDetailModal.tsx b/src/components/movies/MovieDetailModal.tsx
index 7879679..a424ec6 100644
--- a/src/components/movies/MovieDetailModal.tsx
+++ b/src/components/movies/MovieDetailModal.tsx
@@ -2,7 +2,7 @@
 
 import { useEffect, useRef, useState } from 'react'
 import type { Movie } from '@/types'
-import TagSelector from '@/components/tags/TagSelector'
+import MediaTagPanel from '@/components/tags/MediaTagPanel'
 import AssignedTagBadges from '@/components/tags/AssignedTagBadges'
 import VideoPlayerModal from '@/components/mixed/VideoPlayerModal'
 
@@ -15,9 +15,10 @@ interface Props {
   onTagsChanged?: () => void
   onDeleted: (movieId: string) => void
   onMetadataRefreshed?: () => void
+  readOnly?: boolean
 }
 
-export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, onNext, onTagsChanged, onDeleted, onMetadataRefreshed }: Props) {
+export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, onNext, onTagsChanged, onDeleted, onMetadataRefreshed, readOnly }: Props) {
   const overlayRef = useRef<HTMLDivElement>(null)
   const menuRef = useRef<HTMLDivElement>(null)
   const [playing, setPlaying] = useState(false)
@@ -40,6 +41,8 @@ export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, on
 
   useEffect(() => {
     const handleKey = (e: KeyboardEvent) => {
+      if (e.key === 'ArrowLeft') { onPrev?.(); return }
+      if (e.key === 'ArrowRight') { onNext?.(); return }
       if (e.key === 'Escape') {
         if (menuOpen) { setMenuOpen(false); return }
         if (confirming) { setConfirming(false); return }
@@ -56,7 +59,7 @@ export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, on
       document.removeEventListener('keydown', handleKey)
       document.body.style.overflow = ''
     }
-  }, [onClose, menuOpen, confirming, editing, warnRefresh, renaming, showTagPanel])
+  }, [onClose, onPrev, onNext, menuOpen, confirming, editing, warnRefresh, renaming, showTagPanel])
 
   // Close menu on outside click
   useEffect(() => {
@@ -236,7 +239,7 @@ export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, on
                   </span>
                 )}
                 {/* Kebab menu */}
-                <div className="relative flex-shrink-0" ref={menuRef}>
+                {!readOnly && <div className="relative flex-shrink-0" ref={menuRef}>
                   <button
                     onClick={() => { setMenuOpen((o) => !o); setConfirming(false) }}
                     className="w-7 h-7 rounded-lg flex items-center justify-center transition-colors"
@@ -291,7 +294,7 @@ export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, on
                       </button>
                     </div>
                   )}
-                </div>
+                </div>}
               </div>
 
               {/* Rename inline input */}
@@ -565,49 +568,13 @@ export default function MovieDetailModal({ movie, libraryId, onClose, onPrev, on
 
         {/* ── Tag panel — bottom half on mobile, right sidebar on desktop ── */}
         {showTagPanel && (
-          <div
-            className="flex-shrink-0 flex flex-col overflow-hidden w-full max-h-[50vh] md:w-80 md:max-h-none md:h-full"
-            style={{ backgroundColor: 'var(--surface)', border: '1px solid var(--border)' }}
-            onClick={(e) => e.stopPropagation()}
-          >
-            {/* Panel header — ‹ hide | ✕ close */}
-            <div className="flex items-center justify-between p-4 flex-shrink-0">
-              <button
-                onClick={() => setShowTagPanel(false)}
-                className={smallBtn}
-                style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                aria-label="Hide panel"
-                title="Hide panel"
-              >
-                ›
-              </button>
-              <button
-                onClick={onClose}
-                className={smallBtn}
-                style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                aria-label="Close"
-                title="Close"
-              >
-                ✕
-              </button>
-            </div>
-
-            {/* Tags */}
-            <div className="overflow-y-auto flex-1 min-h-0 px-4 pb-4" style={{ borderTop: '1px solid var(--border)' }}>
-              <p className="text-xs font-semibold uppercase tracking-wider mt-4 mb-3" style={{ color: 'var(--text-secondary)' }}>
-                Tags
-              </p>
-              <TagSelector
-                itemKey={movie.item_key!}
-                onTagsChanged={() => { setTagRefreshKey((k) => k + 1); onTagsChanged?.() }}
-                refreshKey={tagRefreshKey}
-              />
-            </div>
-          </div>
+          <MediaTagPanel
+            itemKey={movie.item_key!}
+            onHide={() => setShowTagPanel(false)}
+            onClose={onClose}
+            onTagsChanged={() => { setTagRefreshKey((k) => k + 1); onTagsChanged?.() }}
+            readOnly={readOnly}
+          />
         )}
       </div>
     </div>
diff --git a/src/components/movies/MoviesView.tsx b/src/components/movies/MoviesView.tsx
index 64f87c6..577467b 100644
--- a/src/components/movies/MoviesView.tsx
+++ b/src/components/movies/MoviesView.tsx
@@ -9,9 +9,10 @@ import { isBrowserPlayable } from '@/lib/browser-media'
 
 interface Props {
   libraryId: string
+  readOnly?: boolean
 }
 
-export default function MoviesView({ libraryId }: Props) {
+export default function MoviesView({ libraryId, readOnly }: Props) {
   const [movies, setMovies] = useState<Movie[]>([])
   const [loading, setLoading] = useState(true)
   const [error, setError] = useState<string | null>(null)
@@ -203,6 +204,7 @@ export default function MoviesView({ libraryId }: Props) {
           <MovieDetailModal
             movie={selected}
             libraryId={libraryId}
+            readOnly={readOnly}
             onClose={() => setSelectedIndex(null)}
             onPrev={selectedIndex > 0 ? () => setSelectedIndex((i) => (i !== null ? i - 1 : null)) : undefined}
             onNext={selectedIndex < filtered.length - 1 ? () => setSelectedIndex((i) => (i !== null ? i + 1 : null)) : undefined}
diff --git a/src/components/tags/MediaTagPanel.tsx b/src/components/tags/MediaTagPanel.tsx
new file mode 100644
index 0000000..4ee8c89
--- /dev/null
+++ b/src/components/tags/MediaTagPanel.tsx
@@ -0,0 +1,138 @@
+'use client'
+
+import { useState } from 'react'
+import TagSelector from './TagSelector'
+
+interface Props {
+  itemKey: string
+  onHide: () => void
+  onClose: () => void
+  onTagsChanged?: () => void
+  externalRefreshKey?: number
+  onAiTag?: () => Promise<void>
+  disabled?: boolean
+  disabledMessage?: string
+  readOnly?: boolean
+  children?: React.ReactNode
+}
+
+const smallBtn = 'w-7 h-7 rounded-full flex items-center justify-center transition-colors flex-shrink-0'
+
+export default function MediaTagPanel({
+  itemKey,
+  onHide,
+  onClose,
+  onTagsChanged,
+  externalRefreshKey = 0,
+  onAiTag,
+  disabled,
+  disabledMessage,
+  readOnly,
+  children,
+}: Props) {
+  const [aiTagging, setAiTagging] = useState(false)
+  const [aiTagError, setAiTagError] = useState<string | null>(null)
+  const [internalRefreshKey, setInternalRefreshKey] = useState(0)
+
+  const handleAiTag = async () => {
+    if (!onAiTag) return
+    setAiTagging(true)
+    setAiTagError(null)
+    try {
+      await onAiTag()
+      setInternalRefreshKey((k) => k + 1)
+      onTagsChanged?.()
+    } catch (err) {
+      setAiTagError(err instanceof Error ? err.message : 'AI tagging failed')
+      setTimeout(() => setAiTagError(null), 4000)
+    } finally {
+      setAiTagging(false)
+    }
+  }
+
+  return (
+    <div
+      className="flex-shrink-0 flex flex-col overflow-hidden w-full max-h-[50vh] md:w-80 md:max-h-none md:h-full"
+      style={{ backgroundColor: 'var(--surface)', border: '1px solid var(--border)' }}
+      onClick={(e) => e.stopPropagation()}
+    >
+      {/* Panel header — ‹ hide | ✕ close */}
+      <div className="flex items-center justify-between p-4 flex-shrink-0">
+        <button
+          onClick={onHide}
+          className={smallBtn}
+          style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
+          onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
+          onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
+          aria-label="Hide panel"
+          title="Hide panel"
+        >
+          ›
+        </button>
+        <button
+          onClick={onClose}
+          className={smallBtn}
+          style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
+          onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
+          onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
+          aria-label="Close"
+          title="Close"
+        >
+          ✕
+        </button>
+      </div>
+
+      {/* Scrollable content */}
+      <div className="overflow-y-auto flex-1 min-h-0 px-4 pb-4" style={{ borderTop: '1px solid var(--border)' }}>
+        {children}
+
+        {disabled || !itemKey ? (
+          disabledMessage ? (
+            <p className="text-xs mt-4 italic" style={{ color: 'var(--text-secondary)' }}>
+              {disabledMessage}
+            </p>
+          ) : null
+        ) : (
+          <>
+            {/* Tags section heading + optional AI button */}
+            <div className="flex items-center justify-between mt-4 mb-3">
+              <p className="text-xs font-semibold uppercase tracking-wider" style={{ color: 'var(--text-secondary)' }}>
+                Tags
+              </p>
+              {onAiTag && (
+                <button
+                  onClick={handleAiTag}
+                  disabled={aiTagging}
+                  className={`${smallBtn} disabled:opacity-50`}
+                  style={{
+                    backgroundColor: aiTagError ? '#7f1d1d' : 'var(--border)',
+                    color: aiTagError ? '#fca5a5' : 'var(--text-secondary)',
+                    fontSize: '1rem',
+                  }}
+                  onMouseEnter={(e) => {
+                    if (!aiTagging && !aiTagError) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'
+                  }}
+                  onMouseLeave={(e) => {
+                    if (!aiTagError) (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'
+                  }}
+                  aria-label="AI Tag"
+                  title={aiTagError ?? (aiTagging ? 'Tagging…' : 'AI Tag')}
+                >
+                  {aiTagging ? <span className="animate-spin" style={{ display: 'inline-block' }}>⟳</span> : '✨'}
+                </button>
+              )}
+            </div>
+            {aiTagError && <p className="text-xs mb-2" style={{ color: '#f87171' }}>{aiTagError}</p>}
+            <TagSelector
+              itemKey={itemKey}
+              onTagsChanged={onTagsChanged}
+              refreshKey={internalRefreshKey + externalRefreshKey}
+              hideDescription
+              readOnly={readOnly}
+            />
+          </>
+        )}
+      </div>
+    </div>
+  )
+}
diff --git a/src/components/tags/TagSelector.tsx b/src/components/tags/TagSelector.tsx
index 7d3a756..1c353d7 100644
--- a/src/components/tags/TagSelector.tsx
+++ b/src/components/tags/TagSelector.tsx
@@ -9,6 +9,7 @@ interface Props {
   onTagsChanged?: () => void
   refreshKey?: number
   hideDescription?: boolean
+  readOnly?: boolean
 }
 
 interface AllTags {
@@ -16,7 +17,7 @@ interface AllTags {
   tags: Tag[]
 }
 
-export default function TagSelector({ itemKey, onTagsChanged, refreshKey, hideDescription }: Props) {
+export default function TagSelector({ itemKey, onTagsChanged, refreshKey, hideDescription, readOnly }: Props) {
   const [assigned, setAssigned] = useState<{ tags: Tag[]; categories: TagCategory[] }>({
     tags: [],
     categories: [],
@@ -277,23 +278,25 @@ export default function TagSelector({ itemKey, onTagsChanged, refreshKey, hideDe
                           style={{ backgroundColor: 'var(--surface-hover)' }}
                         >
                           {tag.name}
-                          <button
-                            onClick={() => toggleTag(tag)}
-                            className="ml-0.5 leading-none transition-colors"
-                            style={{ color: 'var(--text-secondary)' }}
-                            onMouseEnter={(e) => ((e.currentTarget as HTMLElement).style.color = 'var(--text-primary)')}
-                            onMouseLeave={(e) => ((e.currentTarget as HTMLElement).style.color = 'var(--text-secondary)')}
-                            aria-label={`Remove tag ${tag.name}`}
-                          >
-                            ✕
-                          </button>
+                          {!readOnly && (
+                            <button
+                              onClick={() => toggleTag(tag)}
+                              className="ml-0.5 leading-none transition-colors"
+                              style={{ color: 'var(--text-secondary)' }}
+                              onMouseEnter={(e) => ((e.currentTarget as HTMLElement).style.color = 'var(--text-primary)')}
+                              onMouseLeave={(e) => ((e.currentTarget as HTMLElement).style.color = 'var(--text-secondary)')}
+                              aria-label={`Remove tag ${tag.name}`}
+                            >
+                              ✕
+                            </button>
+                          )}
                         </span>
                       ))}
                     </span>
                   )
                 })}
                 {ungrouped.map((tag) => (
-                  <TagBadge key={tag.id} tag={tag} onRemove={() => toggleTag(tag)} />
+                  <TagBadge key={tag.id} tag={tag} onRemove={readOnly ? undefined : () => toggleTag(tag)} />
                 ))}
               </>
             )
@@ -302,7 +305,7 @@ export default function TagSelector({ itemKey, onTagsChanged, refreshKey, hideDe
       )}
 
       {/* Tag picker grouped by category */}
-      <div className="flex flex-col gap-2">
+      {!readOnly && <div className="flex flex-col gap-2">
         {all.categories.map((category) => {
           const categoryTags = all.tags.filter((t) => t.categoryId === category.id)
           const search = categorySearches[category.id] ?? ''
@@ -531,7 +534,7 @@ export default function TagSelector({ itemKey, onTagsChanged, refreshKey, hideDe
             </button>
           )}
         </div>
-      </div>
+      </div>}
     </div>
   )
 }
diff --git a/src/components/tv/TvView.tsx b/src/components/tv/TvView.tsx
index 72e3f11..eb6cf0e 100644
--- a/src/components/tv/TvView.tsx
+++ b/src/components/tv/TvView.tsx
@@ -5,6 +5,7 @@ import type { TvSeries, TvSeason, TvEpisode } from '@/types'
 
 import FilterPanel from '@/components/FilterPanel'
 import VideoPlayerModal from '@/components/mixed/VideoPlayerModal'
+import MediaTagPanel from '@/components/tags/MediaTagPanel'
 import TagSelector from '@/components/tags/TagSelector'
 import AssignedTagBadges from '@/components/tags/AssignedTagBadges'
 import EpisodeCard from './EpisodeCard'
@@ -13,11 +14,12 @@ import { isBrowserPlayable } from '@/lib/browser-media'
 
 interface Props {
   libraryId: string
+  readOnly?: boolean
 }
 
 type ViewLevel = 'series' | 'seasons' | 'episodes'
 
-export default function TvView({ libraryId }: Props) {
+export default function TvView({ libraryId, readOnly }: Props) {
   const [view, setView] = useState<ViewLevel>('series')
   const [series, setSeries] = useState<TvSeries[]>([])
   const [seasons, setSeasons] = useState<TvSeason[]>([])
@@ -397,6 +399,28 @@ export default function TvView({ libraryId }: Props) {
     return true
   })
 
+  // Arrow key navigation for series/season levels (mirrors the prev/next UI buttons)
+  useEffect(() => {
+    if (view === 'series') return
+    const handleArrowKey = (e: KeyboardEvent) => {
+      if (e.key === 'ArrowLeft') {
+        if (view === 'seasons' && selectedSeriesIndex !== null && selectedSeriesIndex > 0)
+          openSeries(filteredSeries[selectedSeriesIndex - 1])
+        else if (view === 'episodes' && selectedSeasonIndex !== null && selectedSeasonIndex > 0)
+          openSeason(seasons[selectedSeasonIndex - 1], selectedSeasonIndex - 1)
+      }
+      if (e.key === 'ArrowRight') {
+        if (view === 'seasons' && selectedSeriesIndex !== null && selectedSeriesIndex < filteredSeries.length - 1)
+          openSeries(filteredSeries[selectedSeriesIndex + 1])
+        else if (view === 'episodes' && selectedSeasonIndex !== null && selectedSeasonIndex < seasons.length - 1)
+          openSeason(seasons[selectedSeasonIndex + 1], selectedSeasonIndex + 1)
+      }
+    }
+    document.addEventListener('keydown', handleArrowKey)
+    return () => document.removeEventListener('keydown', handleArrowKey)
+  // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [view, selectedSeriesIndex, selectedSeasonIndex, filteredSeries, seasons])
+
   const playingEpisode = playingEpisodeIndex !== null ? episodes[playingEpisodeIndex] ?? null : null
 
   if (playingEpisode && playingEpisodeIndex !== null) {
@@ -411,6 +435,7 @@ export default function TvView({ libraryId }: Props) {
         onPrev={playingEpisodeIndex > 0 ? () => setPlayingEpisodeIndex((i) => (i !== null ? i - 1 : null)) : undefined}
         onNext={playingEpisodeIndex < episodes.length - 1 ? () => setPlayingEpisodeIndex((i) => (i !== null ? i + 1 : null)) : undefined}
         context="tv"
+        readOnly={readOnly}
       />
     )
   }
@@ -977,7 +1002,7 @@ export default function TvView({ libraryId }: Props) {
 
               {/* Floating controls — tag + close */}
               <div className="absolute top-4 right-4 z-10 flex items-center gap-1.5" onClick={(e) => e.stopPropagation()}>
-                {view === 'seasons' && selectedSeries?.item_key && !showTagPanel && (
+                {view === 'seasons' && selectedSeries?.item_key && !showTagPanel && !readOnly && (
                   <button
                     onClick={() => { setShowTagPanel(true); setTagPanelItemKey(selectedSeries.item_key!); setTagPanelDisabled(false) }}
                     className={smallBtn}
@@ -1041,59 +1066,21 @@ export default function TvView({ libraryId }: Props) {
 
             {/* Right tag panel */}
             {showTagPanel && (
-              <div
-                className="flex-shrink-0 flex flex-col overflow-hidden w-full max-h-[50vh] md:w-80 md:max-h-none md:h-full"
-                style={{ backgroundColor: 'var(--surface)', border: '1px solid var(--border)' }}
-                onClick={(e) => e.stopPropagation()}
-              >
-                <div className="flex items-center justify-between p-4 flex-shrink-0">
-                  <button
-                    onClick={() => setShowTagPanel(false)}
-                    className={smallBtn}
-                    style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                    onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                    onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                    aria-label="Hide panel"
-                    title="Hide panel"
-                  >
-                    ›
-                  </button>
-                  <button
-                    onClick={goToSeries}
-                    className={smallBtn}
-                    style={{ backgroundColor: 'var(--border)', color: 'var(--text-secondary)', fontSize: '0.85rem' }}
-                    onMouseEnter={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--text-secondary)'}
-                    onMouseLeave={(e) => (e.currentTarget as HTMLElement).style.backgroundColor = 'var(--border)'}
-                    aria-label="Close"
-                    title="Close"
-                  >
-                    ✕
-                  </button>
-                </div>
-                <div className="overflow-y-auto flex-1 min-h-0 px-4 pb-4" style={{ borderTop: '1px solid var(--border)' }}>
-                  {tagPanelDisabled ? (
-                    <p className="text-xs mt-4 italic" style={{ color: 'var(--text-secondary)' }}>
-                      Seasons cannot be tagged. Select an episode to tag it.
-                    </p>
-                  ) : tagPanelItemKey ? (
-                    <>
-                      <p className="text-xs font-semibold uppercase tracking-wider mt-4 mb-3" style={{ color: 'var(--text-secondary)' }}>
-                        Tags
-                      </p>
-                      <TagSelector
-                        itemKey={tagPanelItemKey}
-                        onTagsChanged={() => {
-                          setTagRefreshKey((k) => k + 1)
-                          setFilterRefreshKey((k) => k + 1)
-                          fetchAssignments()
-                          fetchSeriesEpisodeTags()
-                        }}
-                        refreshKey={tagRefreshKey}
-                      />
-                    </>
-                  ) : null}
-                </div>
-              </div>
+              <MediaTagPanel
+                itemKey={tagPanelItemKey ?? ''}
+                onHide={() => setShowTagPanel(false)}
+                onClose={goToSeries}
+                onTagsChanged={() => {
+                  setTagRefreshKey((k) => k + 1)
+                  setFilterRefreshKey((k) => k + 1)
+                  fetchAssignments()
+                  fetchSeriesEpisodeTags()
+                }}
+                externalRefreshKey={tagRefreshKey}
+                disabled={tagPanelDisabled}
+                disabledMessage="Seasons cannot be tagged. Select an episode to tag it."
+                readOnly={readOnly}
+              />
             )}
           </div>
         </div>
diff --git a/src/lib/auth.ts b/src/lib/auth.ts
index 3385ddf..6724c0b 100644
--- a/src/lib/auth.ts
+++ b/src/lib/auth.ts
@@ -67,7 +67,7 @@ export async function verifyPassword(password: string, hash: string): Promise<bo
 }
 
 // Auth guard result type
-type AuthSuccess = { session: IronSession<SessionData> }
+type AuthSuccess = { session: IronSession<SessionData>; accessLevel?: 'admin' | 'write' | 'read' }
 type AuthResult = AuthSuccess | NextResponse
 
 // Read-only session from an API route request (throwaway response)
@@ -100,13 +100,22 @@ export async function requireLibraryAccess(req: NextRequest, libraryId: string):
   if (!session.userId) {
     return NextResponse.json({ error: 'Unauthorized' }, { status: 401 })
   }
-  if (session.role === 'admin') return { session }
+  if (session.role === 'admin') return { session, accessLevel: 'admin' }
 
   // Lazy import to avoid pulling DB into edge contexts
-  const { getPermittedLibraryIds } = await import('./users')
-  const permitted = getPermittedLibraryIds(session.userId)
-  if (!permitted.includes(libraryId)) {
+  const { getLibraryAccessLevel } = await import('./users')
+  const accessLevel = getLibraryAccessLevel(session.userId, libraryId)
+  if (!accessLevel) {
     return NextResponse.json({ error: 'Forbidden' }, { status: 403 })
   }
-  return { session }
+  return { session, accessLevel }
+}
+
+export async function requireLibraryWriteAccess(req: NextRequest, libraryId: string): Promise<AuthResult> {
+  const result = await requireLibraryAccess(req, libraryId)
+  if (result instanceof NextResponse) return result
+  if (result.accessLevel === 'read') {
+    return NextResponse.json({ error: 'Forbidden' }, { status: 403 })
+  }
+  return result
 }
diff --git a/src/lib/db.ts b/src/lib/db.ts
index bb6d2a4..da3f9eb 100644
--- a/src/lib/db.ts
+++ b/src/lib/db.ts
@@ -106,6 +106,7 @@ function initDb(db: Database.Database): void {
   migrateMediaItemsAiFields(db)
   migrateLibraryAiSettings(db)
   migrateAiJobs(db)
+  migrateLibraryPermissionsAccessLevel(db)
   seedAppSettings(db)
 }
 
@@ -318,6 +319,15 @@ function migrateLibrariesType(db: Database.Database): void {
   }
 }
 
+function migrateLibraryPermissionsAccessLevel(db: Database.Database): void {
+  const row = db
+    .prepare("SELECT sql FROM sqlite_master WHERE type='table' AND name='library_permissions'")
+    .get() as { sql: string } | undefined
+  if (row && !row.sql.includes('access_level')) {
+    db.exec(`ALTER TABLE library_permissions ADD COLUMN access_level TEXT NOT NULL DEFAULT 'write'`)
+  }
+}
+
 function migrateAiJobs(db: Database.Database): void {
   db.exec(`
     CREATE TABLE IF NOT EXISTS ai_jobs (
diff --git a/src/lib/users.ts b/src/lib/users.ts
index 63eacc4..c88aeed 100644
--- a/src/lib/users.ts
+++ b/src/lib/users.ts
@@ -77,43 +77,60 @@ export function listUsers(): User[] {
   }))
 }
 
-export function getPermittedLibraryIds(userId: string): string[] {
-  const db = getDb()
-  const rows = db
-    .prepare('SELECT library_id FROM library_permissions WHERE user_id = ?')
-    .all(userId) as { library_id: string }[]
-  return rows.map((r) => r.library_id)
+export interface LibraryPermission {
+  libraryId: string
+  accessLevel: 'read' | 'write'
 }
 
-export function setLibraryPermissions(userId: string, libraryIds: string[]): void {
+export function getLibraryPermissions(userId: string): LibraryPermission[] {
+  const db = getDb()
+  const rows = db
+    .prepare('SELECT library_id, access_level FROM library_permissions WHERE user_id = ?')
+    .all(userId) as { library_id: string; access_level: string }[]
+  return rows.map((r) => ({ libraryId: r.library_id, accessLevel: r.access_level as 'read' | 'write' }))
+}
+
+export function getLibraryAccessLevel(userId: string, libraryId: string): 'read' | 'write' | null {
+  const db = getDb()
+  const row = db
+    .prepare('SELECT access_level FROM library_permissions WHERE user_id = ? AND library_id = ?')
+    .get(userId, libraryId) as { access_level: string } | undefined
+  if (!row) return null
+  return row.access_level as 'read' | 'write'
+}
+
+export function setLibraryPermissions(userId: string, permissions: LibraryPermission[]): void {
   const db = getDb()
   const tx = db.transaction(() => {
     db.prepare('DELETE FROM library_permissions WHERE user_id = ?').run(userId)
-    const insert = db.prepare('INSERT INTO library_permissions (user_id, library_id) VALUES (?, ?)')
-    for (const libraryId of libraryIds) {
-      insert.run(userId, libraryId)
+    const insert = db.prepare(
+      'INSERT INTO library_permissions (user_id, library_id, access_level) VALUES (?, ?, ?)'
+    )
+    for (const { libraryId, accessLevel } of permissions) {
+      insert.run(userId, libraryId, accessLevel)
     }
   })
   tx()
 }
 
 export function getLibrariesForUser(userId: string, role: 'admin' | 'user'): Library[] {
-  if (role === 'admin') return getLibraries()
+  if (role === 'admin') return getLibraries().map((l) => ({ ...l, accessLevel: 'admin' as const }))
   const db = getDb()
   const rows = db
     .prepare(
-      `SELECT l.id, l.name, l.path, l.type, l.cover_ext
+      `SELECT l.id, l.name, l.path, l.type, l.cover_ext, lp.access_level
        FROM libraries l
        INNER JOIN library_permissions lp ON lp.library_id = l.id
        WHERE lp.user_id = ?
        ORDER BY l.name ASC`
     )
-    .all(userId) as { id: string; name: string; path: string; type: string; cover_ext: string | null }[]
+    .all(userId) as { id: string; name: string; path: string; type: string; cover_ext: string | null; access_level: string }[]
   return rows.map((r) => ({
     id: r.id,
     name: r.name,
     path: r.path,
     type: r.type as Library['type'],
     coverExt: r.cover_ext,
+    accessLevel: r.access_level as 'read' | 'write',
   }))
 }
diff --git a/src/types/index.ts b/src/types/index.ts
index fcf8b88..718a17e 100644
--- a/src/types/index.ts
+++ b/src/types/index.ts
@@ -6,6 +6,7 @@ export interface Library {
   path: string
   type: LibraryType
   coverExt: string | null
+  accessLevel?: 'admin' | 'read' | 'write'
 }
 
 export type GamePlatform = 'windows' | 'linux' | 'macos' | 'android'