diff --git a/frontend/src/api/admin-pipeline.ts b/frontend/src/api/admin-pipeline.ts
new file mode 100644
index 0000000..e20a7da
--- /dev/null
+++ b/frontend/src/api/admin-pipeline.ts
@@ -0,0 +1,333 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface PipelineVideoItem {
+  id: string;
+  filename: string;
+  processing_status: string;
+  creator_name: string;
+  created_at: string | null;
+  updated_at: string | null;
+  event_count: number;
+  total_tokens_used: number;
+  last_event_at: string | null;
+  active_stage: string | null;
+  active_stage_status: string | null;
+  stage_started_at: string | null;
+  latest_run: {
+    id: string;
+    run_number: number;
+    trigger: string;
+    status: string;
+    started_at: string | null;
+    finished_at: string | null;
+    error_stage: string | null;
+    total_tokens: number;
+  } | null;
+}
+
+export interface PipelineVideoListResponse {
+  items: PipelineVideoItem[];
+  total: number;
+}
+
+export interface PipelineEvent {
+  id: string;
+  video_id: string;
+  stage: string;
+  event_type: string;
+  prompt_tokens: number | null;
+  completion_tokens: number | null;
+  total_tokens: number | null;
+  model: string | null;
+  duration_ms: number | null;
+  payload: Record<string, unknown> | null;
+  system_prompt_text: string | null;
+  user_prompt_text: string | null;
+  response_text: string | null;
+  created_at: string | null;
+}
+
+export interface PipelineEventListResponse {
+  items: PipelineEvent[];
+  total: number;
+  offset: number;
+  limit: number;
+}
+
+export interface WorkerTask {
+  id: string;
+  name: string;
+  args: unknown[];
+  time_start: number | null;
+}
+
+export interface WorkerInfo {
+  name: string;
+  active_tasks: WorkerTask[];
+  reserved_tasks: number;
+  total_completed: number;
+  uptime: string | null;
+  pool_size: number | null;
+}
+
+export interface WorkerStatusResponse {
+  online: boolean;
+  workers: WorkerInfo[];
+  error?: string;
+}
+
+export interface TriggerResponse {
+  status: string;
+  video_id: string;
+  current_processing_status?: string;
+}
+
+export interface RevokeResponse {
+  status: string;
+  video_id: string;
+  tasks_revoked: number;
+}
+
+export interface RecentActivityItem {
+  id: string;
+  video_id: string;
+  filename: string;
+  creator_name: string;
+  stage: string;
+  event_type: string;
+  total_tokens: number | null;
+  duration_ms: number | null;
+  created_at: string | null;
+}
+
+export interface RecentActivityResponse {
+  items: RecentActivityItem[];
+}
+
+export interface PipelineRunItem {
+  id: string;
+  run_number: number;
+  trigger: string;
+  status: string;
+  started_at: string | null;
+  finished_at: string | null;
+  error_stage: string | null;
+  total_tokens: number;
+  event_count: number;
+}
+
+export interface PipelineRunsResponse {
+  items: PipelineRunItem[];
+  legacy_event_count: number;
+}
+
+export interface CleanRetriggerResponse {
+  status: string;
+  video_id: string;
+  cleaned: Record<string, string>;
+}
+
+export interface ChunkingTopicBoundary {
+  topic_label: string;
+  segment_count: number;
+  start_time: number;
+  end_time: number;
+  start_index: number;
+  end_index: number;
+}
+
+export interface ChunkingSynthesisGroup {
+  category: string;
+  moment_count: number;
+  exceeds_chunk_threshold: boolean;
+  chunks_needed: number;
+}
+
+export interface ChunkingDataResponse {
+  video_id: string;
+  total_segments: number;
+  total_moments: number;
+  classification_source: string;
+  synthesis_chunk_size: number;
+  topic_boundaries: ChunkingTopicBoundary[];
+  key_moments: Array<{
+    id: string;
+    title: string;
+    content_type: string;
+    start_time: number;
+    end_time: number;
+    plugins: string[];
+    technique_page_id: string | null;
+  }>;
+  classification: Array<Record<string, unknown>>;
+  synthesis_groups: ChunkingSynthesisGroup[];
+}
+
+export interface RerunStageResponse {
+  status: string;
+  video_id: string;
+  stage: string;
+  prompt_override: boolean;
+}
+
+export interface StalePageCreator {
+  creator: string;
+  stale_count: number;
+  page_slugs: string[];
+}
+
+export interface StalePagesResponse {
+  current_prompt_hash: string;
+  total_pages: number;
+  stale_pages: number;
+  fresh_pages: number;
+  stale_by_creator: StalePageCreator[];
+}
+
+export interface BulkResynthResponse {
+  status: string;
+  stage: string;
+  total: number;
+  dispatched: number;
+  skipped: Array<{ video_id: string; reason: string }> | null;
+}
+
+export interface WipeAllResponse {
+  status: string;
+  deleted: Record<string, string | number>;
+}
+
+export interface DebugModeResponse {
+  debug_mode: boolean;
+}
+
+export interface UpdateCreatorProfilePayload {
+  bio?: string | null;
+  social_links?: Record<string, string> | null;
+  featured?: boolean;
+  avatar_url?: string | null;
+}
+
+export interface UpdateCreatorProfileResponse {
+  status: string;
+  creator: string;
+  fields: string[];
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchPipelineVideos(): Promise<PipelineVideoListResponse> {
+  return request<PipelineVideoListResponse>(`${BASE}/admin/pipeline/videos`);
+}
+
+export async function fetchRecentActivity(limit = 10): Promise<RecentActivityResponse> {
+  return request<RecentActivityResponse>(`${BASE}/admin/pipeline/recent-activity?limit=${limit}`);
+}
+
+export async function fetchPipelineRuns(videoId: string): Promise<PipelineRunsResponse> {
+  return request<PipelineRunsResponse>(`${BASE}/admin/pipeline/runs/${videoId}`);
+}
+
+export async function fetchPipelineEvents(
+  videoId: string,
+  params: { offset?: number; limit?: number; stage?: string; event_type?: string; run_id?: string; order?: "asc" | "desc" } = {},
+): Promise<PipelineEventListResponse> {
+  const qs = new URLSearchParams();
+  if (params.offset !== undefined) qs.set("offset", String(params.offset));
+  if (params.limit !== undefined) qs.set("limit", String(params.limit));
+  if (params.stage) qs.set("stage", params.stage);
+  if (params.event_type) qs.set("event_type", params.event_type);
+  if (params.run_id) qs.set("run_id", params.run_id);
+  if (params.order) qs.set("order", params.order);
+  const query = qs.toString();
+  return request<PipelineEventListResponse>(
+    `${BASE}/admin/pipeline/events/${videoId}${query ? `?${query}` : ""}`,
+  );
+}
+
+export async function fetchWorkerStatus(): Promise<WorkerStatusResponse> {
+  return request<WorkerStatusResponse>(`${BASE}/admin/pipeline/worker-status`);
+}
+
+export async function triggerPipeline(videoId: string): Promise<TriggerResponse> {
+  return request<TriggerResponse>(`${BASE}/admin/pipeline/trigger/${videoId}`, {
+    method: "POST",
+  });
+}
+
+export async function revokePipeline(videoId: string): Promise<RevokeResponse> {
+  return request<RevokeResponse>(`${BASE}/admin/pipeline/revoke/${videoId}`, {
+    method: "POST",
+  });
+}
+
+export async function cleanRetriggerPipeline(videoId: string): Promise<CleanRetriggerResponse> {
+  return request<CleanRetriggerResponse>(`${BASE}/admin/pipeline/clean-retrigger/${videoId}`, {
+    method: "POST",
+  });
+}
+
+export async function fetchChunkingData(videoId: string): Promise<ChunkingDataResponse> {
+  return request<ChunkingDataResponse>(`${BASE}/admin/pipeline/chunking/${videoId}`);
+}
+
+export async function rerunStage(
+  videoId: string,
+  stageName: string,
+  promptOverride?: string,
+): Promise<RerunStageResponse> {
+  const body: Record<string, string | undefined> = {};
+  if (promptOverride) {
+    body.prompt_override = promptOverride;
+  }
+  return request<RerunStageResponse>(
+    `${BASE}/admin/pipeline/rerun-stage/${videoId}/${stageName}`,
+    {
+      method: "POST",
+      body: Object.keys(body).length > 0 ? JSON.stringify(body) : undefined,
+    },
+  );
+}
+
+export async function fetchStalePages(): Promise<StalePagesResponse> {
+  return request<StalePagesResponse>(`${BASE}/admin/pipeline/stale-pages`);
+}
+
+export async function bulkResynthesize(
+  videoIds?: string[],
+  stage = "stage5_synthesis",
+): Promise<BulkResynthResponse> {
+  return request<BulkResynthResponse>(`${BASE}/admin/pipeline/bulk-resynthesize`, {
+    method: "POST",
+    body: JSON.stringify({ video_ids: videoIds ?? null, stage }),
+  });
+}
+
+export async function wipeAllOutput(): Promise<WipeAllResponse> {
+  return request<WipeAllResponse>(`${BASE}/admin/pipeline/wipe-all-output`, {
+    method: "POST",
+  });
+}
+
+export async function fetchDebugMode(): Promise<DebugModeResponse> {
+  return request<DebugModeResponse>(`${BASE}/admin/pipeline/debug-mode`);
+}
+
+export async function setDebugMode(enabled: boolean): Promise<DebugModeResponse> {
+  return request<DebugModeResponse>(`${BASE}/admin/pipeline/debug-mode`, {
+    method: "PUT",
+    body: JSON.stringify({ debug_mode: enabled }),
+  });
+}
+
+export async function updateCreatorProfile(
+  creatorId: string,
+  payload: UpdateCreatorProfilePayload,
+): Promise<UpdateCreatorProfileResponse> {
+  return request<UpdateCreatorProfileResponse>(
+    `${BASE}/admin/pipeline/creators/${creatorId}`,
+    { method: "PUT", body: JSON.stringify(payload) },
+  );
+}
diff --git a/frontend/src/api/admin-techniques.ts b/frontend/src/api/admin-techniques.ts
new file mode 100644
index 0000000..323b305
--- /dev/null
+++ b/frontend/src/api/admin-techniques.ts
@@ -0,0 +1,47 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface AdminTechniquePageItem {
+  id: string;
+  title: string;
+  slug: string;
+  creator_name: string;
+  creator_slug: string;
+  topic_category: string;
+  body_sections_format: string;
+  source_video_count: number;
+  version_count: number;
+  created_at: string;
+  updated_at: string;
+}
+
+export interface AdminTechniquePageListResponse {
+  items: AdminTechniquePageItem[];
+  total: number;
+  offset: number;
+  limit: number;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchAdminTechniquePages(
+  params: {
+    multi_source_only?: boolean;
+    creator?: string;
+    sort?: string;
+    offset?: number;
+    limit?: number;
+  } = {},
+): Promise<AdminTechniquePageListResponse> {
+  const qs = new URLSearchParams();
+  if (params.multi_source_only) qs.set("multi_source_only", "true");
+  if (params.creator) qs.set("creator", params.creator);
+  if (params.sort) qs.set("sort", params.sort);
+  if (params.offset !== undefined) qs.set("offset", String(params.offset));
+  if (params.limit !== undefined) qs.set("limit", String(params.limit));
+  const query = qs.toString();
+  return request<AdminTechniquePageListResponse>(
+    `${BASE}/admin/pipeline/technique-pages${query ? `?${query}` : ""}`,
+  );
+}
diff --git a/frontend/src/api/auth.ts b/frontend/src/api/auth.ts
new file mode 100644
index 0000000..8ba30d7
--- /dev/null
+++ b/frontend/src/api/auth.ts
@@ -0,0 +1,70 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface RegisterRequest {
+  email: string;
+  password: string;
+  display_name: string;
+  invite_code: string;
+  creator_slug?: string | null;
+}
+
+export interface LoginRequest {
+  email: string;
+  password: string;
+}
+
+export interface TokenResponse {
+  access_token: string;
+  token_type: string;
+}
+
+export interface UserResponse {
+  id: string;
+  email: string;
+  display_name: string;
+  role: string;
+  creator_id: string | null;
+  is_active: boolean;
+  created_at: string;
+}
+
+export interface UpdateProfileRequest {
+  display_name?: string | null;
+  current_password?: string | null;
+  new_password?: string | null;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function authRegister(data: RegisterRequest): Promise<UserResponse> {
+  return request<UserResponse>(`${BASE}/auth/register`, {
+    method: "POST",
+    body: JSON.stringify(data),
+  });
+}
+
+export async function authLogin(email: string, password: string): Promise<TokenResponse> {
+  return request<TokenResponse>(`${BASE}/auth/login`, {
+    method: "POST",
+    body: JSON.stringify({ email, password }),
+  });
+}
+
+export async function authGetMe(token: string): Promise<UserResponse> {
+  return request<UserResponse>(`${BASE}/auth/me`, {
+    headers: { Authorization: `Bearer ${token}` },
+  });
+}
+
+export async function authUpdateProfile(
+  token: string,
+  data: UpdateProfileRequest,
+): Promise<UserResponse> {
+  return request<UserResponse>(`${BASE}/auth/me`, {
+    method: "PUT",
+    headers: { Authorization: `Bearer ${token}` },
+    body: JSON.stringify(data),
+  });
+}
diff --git a/frontend/src/api/client.ts b/frontend/src/api/client.ts
new file mode 100644
index 0000000..41389ad
--- /dev/null
+++ b/frontend/src/api/client.ts
@@ -0,0 +1,56 @@
+/**
+ * Shared API client infrastructure: request helper, error class, auth token management.
+ */
+
+export const BASE = "/api/v1";
+export const AUTH_TOKEN_KEY = "chrysopedia_token";
+
+export class ApiError extends Error {
+  constructor(
+    public status: number,
+    public detail: string,
+  ) {
+    super(`API ${status}: ${detail}`);
+    this.name = "ApiError";
+  }
+}
+
+function getStoredToken(): string | null {
+  try {
+    return localStorage.getItem(AUTH_TOKEN_KEY);
+  } catch {
+    return null;
+  }
+}
+
+export async function request<T>(url: string, init?: RequestInit): Promise<T> {
+  const token = getStoredToken();
+  const headers: Record<string, string> = {
+    "Content-Type": "application/json",
+    ...(init?.headers as Record<string, string>),
+  };
+  if (token && !headers["Authorization"]) {
+    headers["Authorization"] = `Bearer ${token}`;
+  }
+
+  const res = await fetch(url, {
+    ...init,
+    headers,
+  });
+
+  if (!res.ok) {
+    let detail = res.statusText;
+    try {
+      const body: unknown = await res.json();
+      if (typeof body === "object" && body !== null && "detail" in body) {
+        const d = (body as { detail: unknown }).detail;
+        detail = typeof d === "string" ? d : Array.isArray(d) ? d.map((e: any) => e.msg || JSON.stringify(e)).join("; ") : JSON.stringify(d);
+      }
+    } catch {
+      // body not JSON — keep statusText
+    }
+    throw new ApiError(res.status, detail);
+  }
+
+  return res.json() as Promise<T>;
+}
diff --git a/frontend/src/api/creators.ts b/frontend/src/api/creators.ts
new file mode 100644
index 0000000..7ddd812
--- /dev/null
+++ b/frontend/src/api/creators.ts
@@ -0,0 +1,83 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface CreatorBrowseItem {
+  id: string;
+  name: string;
+  slug: string;
+  genres: string[] | null;
+  folder_name: string;
+  view_count: number;
+  created_at: string;
+  updated_at: string;
+  technique_count: number;
+  video_count: number;
+  last_technique_at: string | null;
+}
+
+export interface CreatorBrowseResponse {
+  items: CreatorBrowseItem[];
+  total: number;
+  offset: number;
+  limit: number;
+}
+
+export interface CreatorTechniqueItem {
+  title: string;
+  slug: string;
+  topic_category: string;
+  summary: string | null;
+  topic_tags: string[] | null;
+  key_moment_count: number;
+  created_at: string;
+}
+
+export interface CreatorDetailResponse {
+  id: string;
+  name: string;
+  slug: string;
+  genres: string[] | null;
+  folder_name: string;
+  view_count: number;
+  created_at: string;
+  updated_at: string;
+  video_count: number;
+  bio: string | null;
+  social_links: Record<string, string> | null;
+  featured: boolean;
+  avatar_url: string | null;
+  technique_count: number;
+  moment_count: number;
+  techniques: CreatorTechniqueItem[];
+  genre_breakdown: Record<string, number>;
+}
+
+export interface CreatorListParams {
+  sort?: string;
+  genre?: string;
+  limit?: number;
+  offset?: number;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchCreators(
+  params: CreatorListParams = {},
+): Promise<CreatorBrowseResponse> {
+  const qs = new URLSearchParams();
+  if (params.sort) qs.set("sort", params.sort);
+  if (params.genre) qs.set("genre", params.genre);
+  if (params.limit !== undefined) qs.set("limit", String(params.limit));
+  if (params.offset !== undefined) qs.set("offset", String(params.offset));
+  const query = qs.toString();
+  return request<CreatorBrowseResponse>(
+    `${BASE}/creators${query ? `?${query}` : ""}`,
+  );
+}
+
+export async function fetchCreator(
+  slug: string,
+): Promise<CreatorDetailResponse> {
+  return request<CreatorDetailResponse>(`${BASE}/creators/${slug}`);
+}
diff --git a/frontend/src/api/index.ts b/frontend/src/api/index.ts
new file mode 100644
index 0000000..eb78d5e
--- /dev/null
+++ b/frontend/src/api/index.ts
@@ -0,0 +1,15 @@
+/**
+ * Barrel re-export for all API modules.
+ * Consumers can import from "../api" for backward compatibility.
+ */
+
+export { ApiError, AUTH_TOKEN_KEY } from "./client";
+export * from "./search";
+export * from "./techniques";
+export * from "./creators";
+export * from "./topics";
+export * from "./stats";
+export * from "./reports";
+export * from "./admin-pipeline";
+export * from "./admin-techniques";
+export * from "./auth";
diff --git a/frontend/src/api/public-client.ts b/frontend/src/api/public-client.ts
deleted file mode 100644
index 0e102f6..0000000
--- a/frontend/src/api/public-client.ts
+++ /dev/null
@@ -1,945 +0,0 @@
-/**
- * Typed API client for Chrysopedia public endpoints.
- *
- * Mirrors backend schemas: SearchResponse, TechniquePageDetail, TopicCategory, CreatorBrowseItem.
- * Uses the same request<T> pattern as client.ts.
- */
-
-// ── Types ───────────────────────────────────────────────────────────────────
-
-export interface SearchResultItem {
-  title: string;
-  slug: string;
-  type: string;
-  score: number;
-  summary: string;
-  creator_name: string;
-  creator_slug: string;
-  topic_category: string;
-  topic_tags: string[];
-  technique_page_slug?: string;
-  match_context?: string;
-  section_anchor?: string;
-  section_heading?: string;
-}
-
-export interface SearchResponse {
-  items: SearchResultItem[];
-  partial_matches: SearchResultItem[];
-  total: number;
-  query: string;
-  fallback_used: boolean;
-}
-
-export interface KeyMomentSummary {
-  id: string;
-  title: string;
-  summary: string;
-  start_time: number;
-  end_time: number;
-  content_type: string;
-  plugins: string[] | null;
-  source_video_id: string;
-  video_filename: string;
-}
-
-export interface CreatorInfo {
-  name: string;
-  slug: string;
-  genres: string[] | null;
-}
-
-export interface RelatedLinkItem {
-  target_title: string;
-  target_slug: string;
-  relationship: string;
-  creator_name: string;
-  topic_category: string;
-  reason: string;
-}
-
-export interface BodySubSectionV2 {
-  heading: string;
-  content: string;
-}
-
-export interface BodySectionV2 {
-  heading: string;
-  content: string;
-  subsections: BodySubSectionV2[];
-}
-
-export interface SourceVideoSummary {
-  id: string;
-  filename: string;
-  content_type: string;
-  added_at: string | null;
-}
-
-export interface TechniquePageDetail {
-  id: string;
-  title: string;
-  slug: string;
-  topic_category: string;
-  topic_tags: string[] | null;
-  summary: string | null;
-  body_sections: BodySectionV2[] | Record<string, unknown> | null;
-  body_sections_format: string;
-  signal_chains: unknown[] | null;
-  plugins: string[] | null;
-  creator_id: string;
-  source_quality: string | null;
-  view_count: number;
-  created_at: string;
-  updated_at: string;
-  key_moments: KeyMomentSummary[];
-  creator_info: CreatorInfo | null;
-  related_links: RelatedLinkItem[];
-  version_count: number;
-  source_videos: SourceVideoSummary[];
-}
-
-export interface TechniquePageVersionSummary {
-  version_number: number;
-  created_at: string;
-  pipeline_metadata: Record<string, unknown> | null;
-}
-
-export interface TechniquePageVersionListResponse {
-  items: TechniquePageVersionSummary[];
-  total: number;
-}
-
-export interface TechniquePageVersionDetail {
-  version_number: number;
-  content_snapshot: Record<string, unknown>;
-  pipeline_metadata: Record<string, unknown> | null;
-  created_at: string;
-}
-
-export interface TechniqueListItem {
-  id: string;
-  title: string;
-  slug: string;
-  topic_category: string;
-  topic_tags: string[] | null;
-  summary: string | null;
-  creator_id: string;
-  creator_name: string;
-  creator_slug: string;
-  source_quality: string | null;
-  view_count: number;
-  key_moment_count: number;
-  created_at: string;
-  updated_at: string;
-}
-
-export interface TechniqueListResponse {
-  items: TechniqueListItem[];
-  total: number;
-  offset: number;
-  limit: number;
-}
-
-export interface TopicSubTopic {
-  name: string;
-  technique_count: number;
-  creator_count: number;
-}
-
-export interface TopicCategory {
-  name: string;
-  description: string;
-  sub_topics: TopicSubTopic[];
-}
-
-export interface CreatorBrowseItem {
-  id: string;
-  name: string;
-  slug: string;
-  genres: string[] | null;
-  folder_name: string;
-  view_count: number;
-  created_at: string;
-  updated_at: string;
-  technique_count: number;
-  video_count: number;
-  last_technique_at: string | null;
-}
-
-export interface CreatorBrowseResponse {
-  items: CreatorBrowseItem[];
-  total: number;
-  offset: number;
-  limit: number;
-}
-
-export interface CreatorTechniqueItem {
-  title: string;
-  slug: string;
-  topic_category: string;
-  summary: string | null;
-  topic_tags: string[] | null;
-  key_moment_count: number;
-  created_at: string;
-}
-
-export interface CreatorDetailResponse {
-  id: string;
-  name: string;
-  slug: string;
-  genres: string[] | null;
-  folder_name: string;
-  view_count: number;
-  created_at: string;
-  updated_at: string;
-  video_count: number;
-  bio: string | null;
-  social_links: Record<string, string> | null;
-  featured: boolean;
-  avatar_url: string | null;
-  technique_count: number;
-  moment_count: number;
-  techniques: CreatorTechniqueItem[];
-  genre_breakdown: Record<string, number>;
-}
-
-// ── Auth Types ───────────────────────────────────────────────────────────────
-
-export interface RegisterRequest {
-  email: string;
-  password: string;
-  display_name: string;
-  invite_code: string;
-  creator_slug?: string | null;
-}
-
-export interface LoginRequest {
-  email: string;
-  password: string;
-}
-
-export interface TokenResponse {
-  access_token: string;
-  token_type: string;
-}
-
-export interface UserResponse {
-  id: string;
-  email: string;
-  display_name: string;
-  role: string;
-  creator_id: string | null;
-  is_active: boolean;
-  created_at: string;
-}
-
-export interface UpdateProfileRequest {
-  display_name?: string | null;
-  current_password?: string | null;
-  new_password?: string | null;
-}
-
-// ── Helpers ──────────────────────────────────────────────────────────────────
-
-const BASE = "/api/v1";
-const AUTH_TOKEN_KEY = "chrysopedia_token";
-
-export class ApiError extends Error {
-  constructor(
-    public status: number,
-    public detail: string,
-  ) {
-    super(`API ${status}: ${detail}`);
-    this.name = "ApiError";
-  }
-}
-
-function getStoredToken(): string | null {
-  try {
-    return localStorage.getItem(AUTH_TOKEN_KEY);
-  } catch {
-    return null;
-  }
-}
-
-async function request<T>(url: string, init?: RequestInit): Promise<T> {
-  const token = getStoredToken();
-  const headers: Record<string, string> = {
-    "Content-Type": "application/json",
-    ...(init?.headers as Record<string, string>),
-  };
-  if (token && !headers["Authorization"]) {
-    headers["Authorization"] = `Bearer ${token}`;
-  }
-
-  const res = await fetch(url, {
-    ...init,
-    headers,
-  });
-
-  if (!res.ok) {
-    let detail = res.statusText;
-    try {
-      const body: unknown = await res.json();
-      if (typeof body === "object" && body !== null && "detail" in body) {
-        const d = (body as { detail: unknown }).detail;
-        detail = typeof d === "string" ? d : Array.isArray(d) ? d.map((e: any) => e.msg || JSON.stringify(e)).join("; ") : JSON.stringify(d);
-      }
-    } catch {
-      // body not JSON — keep statusText
-    }
-    throw new ApiError(res.status, detail);
-  }
-
-  return res.json() as Promise<T>;
-}
-
-// ── Search ───────────────────────────────────────────────────────────────────
-
-export interface SuggestionItem {
-  text: string;
-  type: "topic" | "technique" | "creator";
-}
-
-export interface SuggestionsResponse {
-  suggestions: SuggestionItem[];
-}
-
-export async function fetchSuggestions(): Promise<SuggestionsResponse> {
-  return request<SuggestionsResponse>(`${BASE}/search/suggestions`);
-}
-
-export async function searchApi(
-  q: string,
-  scope?: string,
-  limit?: number,
-  sort?: string,
-): Promise<SearchResponse> {
-  const qs = new URLSearchParams({ q });
-  if (scope) qs.set("scope", scope);
-  if (limit !== undefined) qs.set("limit", String(limit));
-  if (sort) qs.set("sort", sort);
-  return request<SearchResponse>(`${BASE}/search?${qs.toString()}`);
-}
-
-// ── Techniques ───────────────────────────────────────────────────────────────
-
-export interface TechniqueListParams {
-  limit?: number;
-  offset?: number;
-  category?: string;
-  creator_slug?: string;
-  sort?: string;
-}
-
-export async function fetchTechniques(
-  params: TechniqueListParams = {},
-): Promise<TechniqueListResponse> {
-  const qs = new URLSearchParams();
-  if (params.limit !== undefined) qs.set("limit", String(params.limit));
-  if (params.offset !== undefined) qs.set("offset", String(params.offset));
-  if (params.category) qs.set("category", params.category);
-  if (params.creator_slug) qs.set("creator_slug", params.creator_slug);
-  if (params.sort) qs.set("sort", params.sort);
-  const query = qs.toString();
-  return request<TechniqueListResponse>(
-    `${BASE}/techniques${query ? `?${query}` : ""}`,
-  );
-}
-
-export async function fetchTechnique(
-  slug: string,
-): Promise<TechniquePageDetail> {
-  return request<TechniquePageDetail>(`${BASE}/techniques/${slug}`);
-}
-
-export async function fetchRandomTechnique(): Promise<{ slug: string }> {
-  return request<{ slug: string }>(`${BASE}/techniques/random`);
-}
-
-export async function fetchTechniqueVersions(
-  slug: string,
-): Promise<TechniquePageVersionListResponse> {
-  return request<TechniquePageVersionListResponse>(
-    `${BASE}/techniques/${slug}/versions`,
-  );
-}
-
-export async function fetchTechniqueVersion(
-  slug: string,
-  versionNumber: number,
-): Promise<TechniquePageVersionDetail> {
-  return request<TechniquePageVersionDetail>(
-    `${BASE}/techniques/${slug}/versions/${versionNumber}`,
-  );
-}
-
-// ── Stats ─────────────────────────────────────────────────────────────────────
-
-export interface StatsResponse {
-  technique_count: number;
-  creator_count: number;
-}
-
-export async function fetchStats(): Promise<StatsResponse> {
-  return request<StatsResponse>(`${BASE}/stats`);
-}
-
-// ── Popular Searches ─────────────────────────────────────────────────────────
-
-export interface PopularSearchItem {
-  query: string;
-  count: number;
-}
-
-export interface PopularSearchesResponse {
-  items: PopularSearchItem[];
-  cached: boolean;
-}
-
-export async function fetchPopularSearches(): Promise<PopularSearchesResponse> {
-  return request<PopularSearchesResponse>(`${BASE}/search/popular`);
-}
-
-// ── Topics ───────────────────────────────────────────────────────────────────
-
-export async function fetchTopics(): Promise<TopicCategory[]> {
-  return request<TopicCategory[]>(`${BASE}/topics`);
-}
-
-export async function fetchSubTopicTechniques(
-  categorySlug: string,
-  subtopicSlug: string,
-  params: { limit?: number; offset?: number; sort?: string } = {},
-): Promise<TechniqueListResponse> {
-  const qs = new URLSearchParams();
-  if (params.limit !== undefined) qs.set("limit", String(params.limit));
-  if (params.offset !== undefined) qs.set("offset", String(params.offset));
-  if (params.sort) qs.set("sort", params.sort);
-  const query = qs.toString();
-  return request<TechniqueListResponse>(
-    `${BASE}/topics/${encodeURIComponent(categorySlug)}/${encodeURIComponent(subtopicSlug)}${query ? `?${query}` : ""}`,
-  );
-}
-
-// ── Creators ─────────────────────────────────────────────────────────────────
-
-export interface CreatorListParams {
-  sort?: string;
-  genre?: string;
-  limit?: number;
-  offset?: number;
-}
-
-export async function fetchCreators(
-  params: CreatorListParams = {},
-): Promise<CreatorBrowseResponse> {
-  const qs = new URLSearchParams();
-  if (params.sort) qs.set("sort", params.sort);
-  if (params.genre) qs.set("genre", params.genre);
-  if (params.limit !== undefined) qs.set("limit", String(params.limit));
-  if (params.offset !== undefined) qs.set("offset", String(params.offset));
-  const query = qs.toString();
-  return request<CreatorBrowseResponse>(
-    `${BASE}/creators${query ? `?${query}` : ""}`,
-  );
-}
-
-export async function fetchCreator(
-  slug: string,
-): Promise<CreatorDetailResponse> {
-  return request<CreatorDetailResponse>(`${BASE}/creators/${slug}`);
-}
-
-
-// ── Content Reports ─────────────────────────────────────────────────────────
-
-export interface ContentReportCreate {
-  content_type: string;
-  content_id?: string | null;
-  content_title?: string | null;
-  report_type: string;
-  description: string;
-  page_url?: string | null;
-}
-
-export interface ContentReport {
-  id: string;
-  content_type: string;
-  content_id: string | null;
-  content_title: string | null;
-  report_type: string;
-  description: string;
-  status: string;
-  admin_notes: string | null;
-  page_url: string | null;
-  created_at: string;
-  resolved_at: string | null;
-}
-
-export interface ContentReportListResponse {
-  items: ContentReport[];
-  total: number;
-  offset: number;
-  limit: number;
-}
-
-export async function submitReport(
-  body: ContentReportCreate,
-): Promise<ContentReport> {
-  return request<ContentReport>(`${BASE}/reports`, {
-    method: "POST",
-    body: JSON.stringify(body),
-  });
-}
-
-export async function fetchReports(params: {
-  status?: string;
-  content_type?: string;
-  offset?: number;
-  limit?: number;
-} = {}): Promise<ContentReportListResponse> {
-  const qs = new URLSearchParams();
-  if (params.status) qs.set("status", params.status);
-  if (params.content_type) qs.set("content_type", params.content_type);
-  if (params.offset !== undefined) qs.set("offset", String(params.offset));
-  if (params.limit !== undefined) qs.set("limit", String(params.limit));
-  const query = qs.toString();
-  return request<ContentReportListResponse>(
-    `${BASE}/admin/reports${query ? `?${query}` : ""}`,
-  );
-}
-
-export async function updateReport(
-  id: string,
-  body: { status?: string; admin_notes?: string },
-): Promise<ContentReport> {
-  return request<ContentReport>(`${BASE}/admin/reports/${id}`, {
-    method: "PATCH",
-    body: JSON.stringify(body),
-  });
-}
-
-
-// ── Pipeline Admin ──────────────────────────────────────────────────────────
-
-export interface PipelineVideoItem {
-  id: string;
-  filename: string;
-  processing_status: string;
-  creator_name: string;
-  created_at: string | null;
-  updated_at: string | null;
-  event_count: number;
-  total_tokens_used: number;
-  last_event_at: string | null;
-  active_stage: string | null;
-  active_stage_status: string | null;
-  stage_started_at: string | null;
-  latest_run: {
-    id: string;
-    run_number: number;
-    trigger: string;
-    status: string;
-    started_at: string | null;
-    finished_at: string | null;
-    error_stage: string | null;
-    total_tokens: number;
-  } | null;
-}
-
-export interface PipelineVideoListResponse {
-  items: PipelineVideoItem[];
-  total: number;
-}
-
-export interface PipelineEvent {
-  id: string;
-  video_id: string;
-  stage: string;
-  event_type: string;
-  prompt_tokens: number | null;
-  completion_tokens: number | null;
-  total_tokens: number | null;
-  model: string | null;
-  duration_ms: number | null;
-  payload: Record<string, unknown> | null;
-  system_prompt_text: string | null;
-  user_prompt_text: string | null;
-  response_text: string | null;
-  created_at: string | null;
-}
-
-export interface PipelineEventListResponse {
-  items: PipelineEvent[];
-  total: number;
-  offset: number;
-  limit: number;
-}
-
-export interface WorkerTask {
-  id: string;
-  name: string;
-  args: unknown[];
-  time_start: number | null;
-}
-
-export interface WorkerInfo {
-  name: string;
-  active_tasks: WorkerTask[];
-  reserved_tasks: number;
-  total_completed: number;
-  uptime: string | null;
-  pool_size: number | null;
-}
-
-export interface WorkerStatusResponse {
-  online: boolean;
-  workers: WorkerInfo[];
-  error?: string;
-}
-
-export interface TriggerResponse {
-  status: string;
-  video_id: string;
-  current_processing_status?: string;
-}
-
-export interface RevokeResponse {
-  status: string;
-  video_id: string;
-  tasks_revoked: number;
-}
-
-export async function fetchPipelineVideos(): Promise<PipelineVideoListResponse> {
-  return request<PipelineVideoListResponse>(`${BASE}/admin/pipeline/videos`);
-}
-
-export interface RecentActivityItem {
-  id: string;
-  video_id: string;
-  filename: string;
-  creator_name: string;
-  stage: string;
-  event_type: string;
-  total_tokens: number | null;
-  duration_ms: number | null;
-  created_at: string | null;
-}
-
-export interface RecentActivityResponse {
-  items: RecentActivityItem[];
-}
-
-export async function fetchRecentActivity(limit = 10): Promise<RecentActivityResponse> {
-  return request<RecentActivityResponse>(`${BASE}/admin/pipeline/recent-activity?limit=${limit}`);
-}
-
-export interface PipelineRunItem {
-  id: string;
-  run_number: number;
-  trigger: string;
-  status: string;
-  started_at: string | null;
-  finished_at: string | null;
-  error_stage: string | null;
-  total_tokens: number;
-  event_count: number;
-}
-
-export interface PipelineRunsResponse {
-  items: PipelineRunItem[];
-  legacy_event_count: number;
-}
-
-export async function fetchPipelineRuns(videoId: string): Promise<PipelineRunsResponse> {
-  return request<PipelineRunsResponse>(`${BASE}/admin/pipeline/runs/${videoId}`);
-}
-
-export async function fetchPipelineEvents(
-  videoId: string,
-  params: { offset?: number; limit?: number; stage?: string; event_type?: string; run_id?: string; order?: "asc" | "desc" } = {},
-): Promise<PipelineEventListResponse> {
-  const qs = new URLSearchParams();
-  if (params.offset !== undefined) qs.set("offset", String(params.offset));
-  if (params.limit !== undefined) qs.set("limit", String(params.limit));
-  if (params.stage) qs.set("stage", params.stage);
-  if (params.event_type) qs.set("event_type", params.event_type);
-  if (params.run_id) qs.set("run_id", params.run_id);
-  if (params.order) qs.set("order", params.order);
-  const query = qs.toString();
-  return request<PipelineEventListResponse>(
-    `${BASE}/admin/pipeline/events/${videoId}${query ? `?${query}` : ""}`,
-  );
-}
-
-export async function fetchWorkerStatus(): Promise<WorkerStatusResponse> {
-  return request<WorkerStatusResponse>(`${BASE}/admin/pipeline/worker-status`);
-}
-
-export async function triggerPipeline(videoId: string): Promise<TriggerResponse> {
-  return request<TriggerResponse>(`${BASE}/admin/pipeline/trigger/${videoId}`, {
-    method: "POST",
-  });
-}
-
-export async function revokePipeline(videoId: string): Promise<RevokeResponse> {
-  return request<RevokeResponse>(`${BASE}/admin/pipeline/revoke/${videoId}`, {
-    method: "POST",
-  });
-}
-
-export interface CleanRetriggerResponse {
-  status: string;
-  video_id: string;
-  cleaned: Record<string, string>;
-}
-
-export async function cleanRetriggerPipeline(videoId: string): Promise<CleanRetriggerResponse> {
-  return request<CleanRetriggerResponse>(`${BASE}/admin/pipeline/clean-retrigger/${videoId}`, {
-    method: "POST",
-  });
-}
-
-// ── Chunking Inspector ─────────────────────────────────────────────────────
-
-export interface ChunkingTopicBoundary {
-  topic_label: string;
-  segment_count: number;
-  start_time: number;
-  end_time: number;
-  start_index: number;
-  end_index: number;
-}
-
-export interface ChunkingSynthesisGroup {
-  category: string;
-  moment_count: number;
-  exceeds_chunk_threshold: boolean;
-  chunks_needed: number;
-}
-
-export interface ChunkingDataResponse {
-  video_id: string;
-  total_segments: number;
-  total_moments: number;
-  classification_source: string;
-  synthesis_chunk_size: number;
-  topic_boundaries: ChunkingTopicBoundary[];
-  key_moments: Array<{
-    id: string;
-    title: string;
-    content_type: string;
-    start_time: number;
-    end_time: number;
-    plugins: string[];
-    technique_page_id: string | null;
-  }>;
-  classification: Array<Record<string, unknown>>;
-  synthesis_groups: ChunkingSynthesisGroup[];
-}
-
-export async function fetchChunkingData(videoId: string): Promise<ChunkingDataResponse> {
-  return request<ChunkingDataResponse>(`${BASE}/admin/pipeline/chunking/${videoId}`);
-}
-
-// ── Single-Stage Re-Run ────────────────────────────────────────────────────
-
-export interface RerunStageResponse {
-  status: string;
-  video_id: string;
-  stage: string;
-  prompt_override: boolean;
-}
-
-export async function rerunStage(
-  videoId: string,
-  stageName: string,
-  promptOverride?: string,
-): Promise<RerunStageResponse> {
-  const body: Record<string, string | undefined> = {};
-  if (promptOverride) {
-    body.prompt_override = promptOverride;
-  }
-  return request<RerunStageResponse>(
-    `${BASE}/admin/pipeline/rerun-stage/${videoId}/${stageName}`,
-    {
-      method: "POST",
-      body: Object.keys(body).length > 0 ? JSON.stringify(body) : undefined,
-    },
-  );
-}
-
-// ── Stale Pages & Bulk Re-Synthesize ───────────────────────────────────────
-
-export interface StalePageCreator {
-  creator: string;
-  stale_count: number;
-  page_slugs: string[];
-}
-
-export interface StalePagesResponse {
-  current_prompt_hash: string;
-  total_pages: number;
-  stale_pages: number;
-  fresh_pages: number;
-  stale_by_creator: StalePageCreator[];
-}
-
-export async function fetchStalePages(): Promise<StalePagesResponse> {
-  return request<StalePagesResponse>(`${BASE}/admin/pipeline/stale-pages`);
-}
-
-export interface BulkResynthResponse {
-  status: string;
-  stage: string;
-  total: number;
-  dispatched: number;
-  skipped: Array<{ video_id: string; reason: string }> | null;
-}
-
-export async function bulkResynthesize(
-  videoIds?: string[],
-  stage = "stage5_synthesis",
-): Promise<BulkResynthResponse> {
-  return request<BulkResynthResponse>(`${BASE}/admin/pipeline/bulk-resynthesize`, {
-    method: "POST",
-    body: JSON.stringify({ video_ids: videoIds ?? null, stage }),
-  });
-}
-
-// ── Wipe All Output ────────────────────────────────────────────────────────
-
-export interface WipeAllResponse {
-  status: string;
-  deleted: Record<string, string | number>;
-}
-
-export async function wipeAllOutput(): Promise<WipeAllResponse> {
-  return request<WipeAllResponse>(`${BASE}/admin/pipeline/wipe-all-output`, {
-    method: "POST",
-  });
-}
-
-// ── Debug Mode ──────────────────────────────────────────────────────────────
-
-export interface DebugModeResponse {
-  debug_mode: boolean;
-}
-
-export async function fetchDebugMode(): Promise<DebugModeResponse> {
-  return request<DebugModeResponse>(`${BASE}/admin/pipeline/debug-mode`);
-}
-
-export async function setDebugMode(enabled: boolean): Promise<DebugModeResponse> {
-  return request<DebugModeResponse>(`${BASE}/admin/pipeline/debug-mode`, {
-    method: "PUT",
-    body: JSON.stringify({ debug_mode: enabled }),
-  });
-}
-
-// ── Admin: Technique Pages ─────────────────────────────────────────────────
-
-export interface AdminTechniquePageItem {
-  id: string;
-  title: string;
-  slug: string;
-  creator_name: string;
-  creator_slug: string;
-  topic_category: string;
-  body_sections_format: string;
-  source_video_count: number;
-  version_count: number;
-  created_at: string;
-  updated_at: string;
-}
-
-export interface AdminTechniquePageListResponse {
-  items: AdminTechniquePageItem[];
-  total: number;
-  offset: number;
-  limit: number;
-}
-
-// ── Admin: Creator Profile ──────────────────────────────────────────────────
-
-export interface UpdateCreatorProfilePayload {
-  bio?: string | null;
-  social_links?: Record<string, string> | null;
-  featured?: boolean;
-  avatar_url?: string | null;
-}
-
-export interface UpdateCreatorProfileResponse {
-  status: string;
-  creator: string;
-  fields: string[];
-}
-
-export async function updateCreatorProfile(
-  creatorId: string,
-  payload: UpdateCreatorProfilePayload,
-): Promise<UpdateCreatorProfileResponse> {
-  return request<UpdateCreatorProfileResponse>(
-    `${BASE}/admin/pipeline/creators/${creatorId}`,
-    { method: "PUT", body: JSON.stringify(payload) },
-  );
-}
-
-export async function fetchAdminTechniquePages(
-  params: {
-    multi_source_only?: boolean;
-    creator?: string;
-    sort?: string;
-    offset?: number;
-    limit?: number;
-  } = {},
-): Promise<AdminTechniquePageListResponse> {
-  const qs = new URLSearchParams();
-  if (params.multi_source_only) qs.set("multi_source_only", "true");
-  if (params.creator) qs.set("creator", params.creator);
-  if (params.sort) qs.set("sort", params.sort);
-  if (params.offset !== undefined) qs.set("offset", String(params.offset));
-  if (params.limit !== undefined) qs.set("limit", String(params.limit));
-  const query = qs.toString();
-  return request<AdminTechniquePageListResponse>(
-    `${BASE}/admin/pipeline/technique-pages${query ? `?${query}` : ""}`,
-  );
-}
-
-
-// ── Auth ─────────────────────────────────────────────────────────────────────
-
-export { AUTH_TOKEN_KEY };
-
-export async function authRegister(data: RegisterRequest): Promise<UserResponse> {
-  return request<UserResponse>(`${BASE}/auth/register`, {
-    method: "POST",
-    body: JSON.stringify(data),
-  });
-}
-
-export async function authLogin(email: string, password: string): Promise<TokenResponse> {
-  return request<TokenResponse>(`${BASE}/auth/login`, {
-    method: "POST",
-    body: JSON.stringify({ email, password }),
-  });
-}
-
-export async function authGetMe(token: string): Promise<UserResponse> {
-  return request<UserResponse>(`${BASE}/auth/me`, {
-    headers: { Authorization: `Bearer ${token}` },
-  });
-}
-
-export async function authUpdateProfile(
-  token: string,
-  data: UpdateProfileRequest,
-): Promise<UserResponse> {
-  return request<UserResponse>(`${BASE}/auth/me`, {
-    method: "PUT",
-    headers: { Authorization: `Bearer ${token}` },
-    body: JSON.stringify(data),
-  });
-}
diff --git a/frontend/src/api/reports.ts b/frontend/src/api/reports.ts
new file mode 100644
index 0000000..7dff61e
--- /dev/null
+++ b/frontend/src/api/reports.ts
@@ -0,0 +1,71 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface ContentReportCreate {
+  content_type: string;
+  content_id?: string | null;
+  content_title?: string | null;
+  report_type: string;
+  description: string;
+  page_url?: string | null;
+}
+
+export interface ContentReport {
+  id: string;
+  content_type: string;
+  content_id: string | null;
+  content_title: string | null;
+  report_type: string;
+  description: string;
+  status: string;
+  admin_notes: string | null;
+  page_url: string | null;
+  created_at: string;
+  resolved_at: string | null;
+}
+
+export interface ContentReportListResponse {
+  items: ContentReport[];
+  total: number;
+  offset: number;
+  limit: number;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function submitReport(
+  body: ContentReportCreate,
+): Promise<ContentReport> {
+  return request<ContentReport>(`${BASE}/reports`, {
+    method: "POST",
+    body: JSON.stringify(body),
+  });
+}
+
+export async function fetchReports(params: {
+  status?: string;
+  content_type?: string;
+  offset?: number;
+  limit?: number;
+} = {}): Promise<ContentReportListResponse> {
+  const qs = new URLSearchParams();
+  if (params.status) qs.set("status", params.status);
+  if (params.content_type) qs.set("content_type", params.content_type);
+  if (params.offset !== undefined) qs.set("offset", String(params.offset));
+  if (params.limit !== undefined) qs.set("limit", String(params.limit));
+  const query = qs.toString();
+  return request<ContentReportListResponse>(
+    `${BASE}/admin/reports${query ? `?${query}` : ""}`,
+  );
+}
+
+export async function updateReport(
+  id: string,
+  body: { status?: string; admin_notes?: string },
+): Promise<ContentReport> {
+  return request<ContentReport>(`${BASE}/admin/reports/${id}`, {
+    method: "PATCH",
+    body: JSON.stringify(body),
+  });
+}
diff --git a/frontend/src/api/search.ts b/frontend/src/api/search.ts
new file mode 100644
index 0000000..c0318c5
--- /dev/null
+++ b/frontend/src/api/search.ts
@@ -0,0 +1,69 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface SearchResultItem {
+  title: string;
+  slug: string;
+  type: string;
+  score: number;
+  summary: string;
+  creator_name: string;
+  creator_slug: string;
+  topic_category: string;
+  topic_tags: string[];
+  technique_page_slug?: string;
+  match_context?: string;
+  section_anchor?: string;
+  section_heading?: string;
+}
+
+export interface SearchResponse {
+  items: SearchResultItem[];
+  partial_matches: SearchResultItem[];
+  total: number;
+  query: string;
+  fallback_used: boolean;
+}
+
+export interface SuggestionItem {
+  text: string;
+  type: "topic" | "technique" | "creator";
+}
+
+export interface SuggestionsResponse {
+  suggestions: SuggestionItem[];
+}
+
+export interface PopularSearchItem {
+  query: string;
+  count: number;
+}
+
+export interface PopularSearchesResponse {
+  items: PopularSearchItem[];
+  cached: boolean;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchSuggestions(): Promise<SuggestionsResponse> {
+  return request<SuggestionsResponse>(`${BASE}/search/suggestions`);
+}
+
+export async function searchApi(
+  q: string,
+  scope?: string,
+  limit?: number,
+  sort?: string,
+): Promise<SearchResponse> {
+  const qs = new URLSearchParams({ q });
+  if (scope) qs.set("scope", scope);
+  if (limit !== undefined) qs.set("limit", String(limit));
+  if (sort) qs.set("sort", sort);
+  return request<SearchResponse>(`${BASE}/search?${qs.toString()}`);
+}
+
+export async function fetchPopularSearches(): Promise<PopularSearchesResponse> {
+  return request<PopularSearchesResponse>(`${BASE}/search/popular`);
+}
diff --git a/frontend/src/api/stats.ts b/frontend/src/api/stats.ts
new file mode 100644
index 0000000..6813d3c
--- /dev/null
+++ b/frontend/src/api/stats.ts
@@ -0,0 +1,14 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface StatsResponse {
+  technique_count: number;
+  creator_count: number;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchStats(): Promise<StatsResponse> {
+  return request<StatsResponse>(`${BASE}/stats`);
+}
diff --git a/frontend/src/api/techniques.ts b/frontend/src/api/techniques.ts
new file mode 100644
index 0000000..0fc8dd9
--- /dev/null
+++ b/frontend/src/api/techniques.ts
@@ -0,0 +1,165 @@
+import { request, BASE } from "./client";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface KeyMomentSummary {
+  id: string;
+  title: string;
+  summary: string;
+  start_time: number;
+  end_time: number;
+  content_type: string;
+  plugins: string[] | null;
+  source_video_id: string;
+  video_filename: string;
+}
+
+export interface CreatorInfo {
+  name: string;
+  slug: string;
+  genres: string[] | null;
+}
+
+export interface RelatedLinkItem {
+  target_title: string;
+  target_slug: string;
+  relationship: string;
+  creator_name: string;
+  topic_category: string;
+  reason: string;
+}
+
+export interface BodySubSectionV2 {
+  heading: string;
+  content: string;
+}
+
+export interface BodySectionV2 {
+  heading: string;
+  content: string;
+  subsections: BodySubSectionV2[];
+}
+
+export interface SourceVideoSummary {
+  id: string;
+  filename: string;
+  content_type: string;
+  added_at: string | null;
+}
+
+export interface TechniquePageDetail {
+  id: string;
+  title: string;
+  slug: string;
+  topic_category: string;
+  topic_tags: string[] | null;
+  summary: string | null;
+  body_sections: BodySectionV2[] | Record<string, unknown> | null;
+  body_sections_format: string;
+  signal_chains: unknown[] | null;
+  plugins: string[] | null;
+  creator_id: string;
+  source_quality: string | null;
+  view_count: number;
+  created_at: string;
+  updated_at: string;
+  key_moments: KeyMomentSummary[];
+  creator_info: CreatorInfo | null;
+  related_links: RelatedLinkItem[];
+  version_count: number;
+  source_videos: SourceVideoSummary[];
+}
+
+export interface TechniquePageVersionSummary {
+  version_number: number;
+  created_at: string;
+  pipeline_metadata: Record<string, unknown> | null;
+}
+
+export interface TechniquePageVersionListResponse {
+  items: TechniquePageVersionSummary[];
+  total: number;
+}
+
+export interface TechniquePageVersionDetail {
+  version_number: number;
+  content_snapshot: Record<string, unknown>;
+  pipeline_metadata: Record<string, unknown> | null;
+  created_at: string;
+}
+
+export interface TechniqueListItem {
+  id: string;
+  title: string;
+  slug: string;
+  topic_category: string;
+  topic_tags: string[] | null;
+  summary: string | null;
+  creator_id: string;
+  creator_name: string;
+  creator_slug: string;
+  source_quality: string | null;
+  view_count: number;
+  key_moment_count: number;
+  created_at: string;
+  updated_at: string;
+}
+
+export interface TechniqueListResponse {
+  items: TechniqueListItem[];
+  total: number;
+  offset: number;
+  limit: number;
+}
+
+export interface TechniqueListParams {
+  limit?: number;
+  offset?: number;
+  category?: string;
+  creator_slug?: string;
+  sort?: string;
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchTechniques(
+  params: TechniqueListParams = {},
+): Promise<TechniqueListResponse> {
+  const qs = new URLSearchParams();
+  if (params.limit !== undefined) qs.set("limit", String(params.limit));
+  if (params.offset !== undefined) qs.set("offset", String(params.offset));
+  if (params.category) qs.set("category", params.category);
+  if (params.creator_slug) qs.set("creator_slug", params.creator_slug);
+  if (params.sort) qs.set("sort", params.sort);
+  const query = qs.toString();
+  return request<TechniqueListResponse>(
+    `${BASE}/techniques${query ? `?${query}` : ""}`,
+  );
+}
+
+export async function fetchTechnique(
+  slug: string,
+): Promise<TechniquePageDetail> {
+  return request<TechniquePageDetail>(`${BASE}/techniques/${slug}`);
+}
+
+export async function fetchRandomTechnique(): Promise<{ slug: string }> {
+  return request<{ slug: string }>(`${BASE}/techniques/random`);
+}
+
+export async function fetchTechniqueVersions(
+  slug: string,
+): Promise<TechniquePageVersionListResponse> {
+  return request<TechniquePageVersionListResponse>(
+    `${BASE}/techniques/${slug}/versions`,
+  );
+}
+
+export async function fetchTechniqueVersion(
+  slug: string,
+  versionNumber: number,
+): Promise<TechniquePageVersionDetail> {
+  return request<TechniquePageVersionDetail>(
+    `${BASE}/techniques/${slug}/versions/${versionNumber}`,
+  );
+}
diff --git a/frontend/src/api/topics.ts b/frontend/src/api/topics.ts
new file mode 100644
index 0000000..94250b0
--- /dev/null
+++ b/frontend/src/api/topics.ts
@@ -0,0 +1,37 @@
+import { request, BASE } from "./client";
+import type { TechniqueListResponse } from "./techniques";
+
+// ── Types ────────────────────────────────────────────────────────────────────
+
+export interface TopicSubTopic {
+  name: string;
+  technique_count: number;
+  creator_count: number;
+}
+
+export interface TopicCategory {
+  name: string;
+  description: string;
+  sub_topics: TopicSubTopic[];
+}
+
+// ── Functions ────────────────────────────────────────────────────────────────
+
+export async function fetchTopics(): Promise<TopicCategory[]> {
+  return request<TopicCategory[]>(`${BASE}/topics`);
+}
+
+export async function fetchSubTopicTechniques(
+  categorySlug: string,
+  subtopicSlug: string,
+  params: { limit?: number; offset?: number; sort?: string } = {},
+): Promise<TechniqueListResponse> {
+  const qs = new URLSearchParams();
+  if (params.limit !== undefined) qs.set("limit", String(params.limit));
+  if (params.offset !== undefined) qs.set("offset", String(params.offset));
+  if (params.sort) qs.set("sort", params.sort);
+  const query = qs.toString();
+  return request<TechniqueListResponse>(
+    `${BASE}/topics/${encodeURIComponent(categorySlug)}/${encodeURIComponent(subtopicSlug)}${query ? `?${query}` : ""}`,
+  );
+}
diff --git a/frontend/src/components/ReportIssueModal.tsx b/frontend/src/components/ReportIssueModal.tsx
index c5be1e2..7b27f16 100644
--- a/frontend/src/components/ReportIssueModal.tsx
+++ b/frontend/src/components/ReportIssueModal.tsx
@@ -1,5 +1,5 @@
 import { useState } from "react";
-import { submitReport, type ContentReportCreate } from "../api/public-client";
+import { submitReport, type ContentReportCreate } from "../api";
 
 interface ReportIssueModalProps {
   contentType: string;
diff --git a/frontend/src/components/SearchAutocomplete.tsx b/frontend/src/components/SearchAutocomplete.tsx
index c8d91be..a5d56cd 100644
--- a/frontend/src/components/SearchAutocomplete.tsx
+++ b/frontend/src/components/SearchAutocomplete.tsx
@@ -14,7 +14,7 @@ import {
   fetchSuggestions,
   type SearchResultItem,
   type SuggestionItem,
-} from "../api/public-client";
+} from "../api";
 
 interface SearchAutocompleteProps {
   onSearch: (query: string) => void;
diff --git a/frontend/src/components/TableOfContents.tsx b/frontend/src/components/TableOfContents.tsx
index 89c27c0..a31acf4 100644
--- a/frontend/src/components/TableOfContents.tsx
+++ b/frontend/src/components/TableOfContents.tsx
@@ -8,7 +8,7 @@
  */
 
 import { useCallback } from "react";
-import type { BodySectionV2 } from "../api/public-client";
+import type { BodySectionV2 } from "../api";
 
 export function slugify(text: string): string {
   return text
diff --git a/frontend/src/context/AuthContext.tsx b/frontend/src/context/AuthContext.tsx
index 748ab11..af5312f 100644
--- a/frontend/src/context/AuthContext.tsx
+++ b/frontend/src/context/AuthContext.tsx
@@ -14,7 +14,7 @@ import {
   ApiError,
   type UserResponse,
   type RegisterRequest,
-} from "../api/public-client";
+} from "../api";
 
 interface AuthContextValue {
   user: UserResponse | null;
diff --git a/frontend/src/pages/AdminPipeline.tsx b/frontend/src/pages/AdminPipeline.tsx
index f80de1f..a85e05b 100644
--- a/frontend/src/pages/AdminPipeline.tsx
+++ b/frontend/src/pages/AdminPipeline.tsx
@@ -28,7 +28,7 @@ import {
   type PipelineRunItem,
   type WorkerStatusResponse,
   type RecentActivityItem,
-} from "../api/public-client";
+} from "../api";
 
 // ── Helpers ──────────────────────────────────────────────────────────────────
 
diff --git a/frontend/src/pages/AdminReports.tsx b/frontend/src/pages/AdminReports.tsx
index 9b18cec..929ab07 100644
--- a/frontend/src/pages/AdminReports.tsx
+++ b/frontend/src/pages/AdminReports.tsx
@@ -10,7 +10,7 @@ import {
   fetchReports,
   updateReport,
   type ContentReport,
-} from "../api/public-client";
+} from "../api";
 import { useDocumentTitle } from "../hooks/useDocumentTitle";
 
 const STATUS_OPTIONS = [
diff --git a/frontend/src/pages/AdminTechniquePages.tsx b/frontend/src/pages/AdminTechniquePages.tsx
index d014312..2faf83e 100644
--- a/frontend/src/pages/AdminTechniquePages.tsx
+++ b/frontend/src/pages/AdminTechniquePages.tsx
@@ -11,7 +11,7 @@ import {
   fetchTechnique,
   type AdminTechniquePageItem,
   type SourceVideoSummary,
-} from "../api/public-client";
+} from "../api";
 
 // ── Helpers ──────────────────────────────────────────────────────────────────
 
diff --git a/frontend/src/pages/CreatorDetail.tsx b/frontend/src/pages/CreatorDetail.tsx
index 96e6f4a..5ba13a8 100644
--- a/frontend/src/pages/CreatorDetail.tsx
+++ b/frontend/src/pages/CreatorDetail.tsx
@@ -11,7 +11,7 @@ import {
   fetchCreator,
   updateCreatorProfile,
   type CreatorDetailResponse,
-} from "../api/public-client";
+} from "../api";
 import CreatorAvatar from "../components/CreatorAvatar";
 import { SocialIcon } from "../components/SocialIcons";
 import SortDropdown from "../components/SortDropdown";
diff --git a/frontend/src/pages/CreatorSettings.tsx b/frontend/src/pages/CreatorSettings.tsx
index 437f629..1a14f74 100644
--- a/frontend/src/pages/CreatorSettings.tsx
+++ b/frontend/src/pages/CreatorSettings.tsx
@@ -1,7 +1,7 @@
 import { useState, type FormEvent } from "react";
 import { useAuth, ApiError } from "../context/AuthContext";
 import { useDocumentTitle } from "../hooks/useDocumentTitle";
-import { authUpdateProfile } from "../api/public-client";
+import { authUpdateProfile } from "../api";
 import { SidebarNav } from "./CreatorDashboard";
 import dashStyles from "./CreatorDashboard.module.css";
 import styles from "./CreatorSettings.module.css";
diff --git a/frontend/src/pages/CreatorsBrowse.tsx b/frontend/src/pages/CreatorsBrowse.tsx
index 524f196..5d25bae 100644
--- a/frontend/src/pages/CreatorsBrowse.tsx
+++ b/frontend/src/pages/CreatorsBrowse.tsx
@@ -13,7 +13,7 @@ import { Link } from "react-router-dom";
 import {
   fetchCreators,
   type CreatorBrowseItem,
-} from "../api/public-client";
+} from "../api";
 import CreatorAvatar from "../components/CreatorAvatar";
 import { useDocumentTitle } from "../hooks/useDocumentTitle";
 
diff --git a/frontend/src/pages/Home.tsx b/frontend/src/pages/Home.tsx
index 09b84d0..70123ed 100644
--- a/frontend/src/pages/Home.tsx
+++ b/frontend/src/pages/Home.tsx
@@ -21,7 +21,7 @@ import {
   type TechniqueListItem,
   type StatsResponse,
   type PopularSearchItem,
-} from "../api/public-client";
+} from "../api";
 
 export default function Home() {
   useDocumentTitle("Chrysopedia — Production Knowledge, Distilled");
diff --git a/frontend/src/pages/SearchResults.tsx b/frontend/src/pages/SearchResults.tsx
index be24e92..e812de8 100644
--- a/frontend/src/pages/SearchResults.tsx
+++ b/frontend/src/pages/SearchResults.tsx
@@ -8,7 +8,7 @@
 
 import { useCallback, useEffect, useState } from "react";
 import { Link, useSearchParams, useNavigate } from "react-router-dom";
-import { searchApi, type SearchResultItem } from "../api/public-client";
+import { searchApi, type SearchResultItem } from "../api";
 import { catSlug } from "../utils/catSlug";
 import SearchAutocomplete from "../components/SearchAutocomplete";
 import SortDropdown from "../components/SortDropdown";
diff --git a/frontend/src/pages/SubTopicPage.tsx b/frontend/src/pages/SubTopicPage.tsx
index 63e3c4d..7dad1ce 100644
--- a/frontend/src/pages/SubTopicPage.tsx
+++ b/frontend/src/pages/SubTopicPage.tsx
@@ -10,7 +10,7 @@ import { Link, useParams } from "react-router-dom";
 import {
   fetchSubTopicTechniques,
   type TechniqueListItem,
-} from "../api/public-client";
+} from "../api";
 import { catSlug } from "../utils/catSlug";
 import SortDropdown from "../components/SortDropdown";
 import TagList from "../components/TagList";
diff --git a/frontend/src/pages/TechniquePage.tsx b/frontend/src/pages/TechniquePage.tsx
index 23fa8a8..499cbea 100644
--- a/frontend/src/pages/TechniquePage.tsx
+++ b/frontend/src/pages/TechniquePage.tsx
@@ -16,7 +16,7 @@ import {
   type TechniquePageVersionSummary,
   type TechniquePageVersionDetail,
   type BodySectionV2,
-} from "../api/public-client";
+} from "../api";
 import ReportIssueModal from "../components/ReportIssueModal";
 import CopyLinkButton from "../components/CopyLinkButton";
 import CreatorAvatar from "../components/CreatorAvatar";
diff --git a/frontend/src/pages/TopicsBrowse.tsx b/frontend/src/pages/TopicsBrowse.tsx
index 5cb140a..880dd9a 100644
--- a/frontend/src/pages/TopicsBrowse.tsx
+++ b/frontend/src/pages/TopicsBrowse.tsx
@@ -11,7 +11,7 @@
 
 import { useEffect, useState } from "react";
 import { Link } from "react-router-dom";
-import { fetchTopics, type TopicCategory } from "../api/public-client";
+import { fetchTopics, type TopicCategory } from "../api";
 import { CATEGORY_ICON } from "../components/CategoryIcons";
 import { catSlug } from "../utils/catSlug";
 import { useDocumentTitle } from "../hooks/useDocumentTitle";
diff --git a/frontend/src/utils/citations.tsx b/frontend/src/utils/citations.tsx
index 4c3a2a5..ee742cc 100644
--- a/frontend/src/utils/citations.tsx
+++ b/frontend/src/utils/citations.tsx
@@ -6,7 +6,7 @@
  */
 
 import React from "react";
-import type { KeyMomentSummary } from "../api/public-client";
+import type { KeyMomentSummary } from "../api";
 
 // Matches [1], [2,3], [1,2,3], etc.
 const CITATION_RE = /\[(\d+(?:,\s*\d+)*)\]/g;
diff --git a/frontend/tsconfig.app.tsbuildinfo b/frontend/tsconfig.app.tsbuildinfo
index 68a2c2c..ceadddd 100644
--- a/frontend/tsconfig.app.tsbuildinfo
+++ b/frontend/tsconfig.app.tsbuildinfo
@@ -1 +1 @@
-{"root":["./src/App.tsx","./src/main.tsx","./src/vite-env.d.ts","./src/api/public-client.ts","./src/components/AdminDropdown.tsx","./src/components/AppFooter.tsx","./src/components/CategoryIcons.tsx","./src/components/CopyLinkButton.tsx","./src/components/CreatorAvatar.tsx","./src/components/ProtectedRoute.tsx","./src/components/ReportIssueModal.tsx","./src/components/SearchAutocomplete.tsx","./src/components/SocialIcons.tsx","./src/components/SortDropdown.tsx","./src/components/TableOfContents.tsx","./src/components/TagList.tsx","./src/context/AuthContext.tsx","./src/hooks/useCountUp.ts","./src/hooks/useDocumentTitle.ts","./src/hooks/useSortPreference.ts","./src/pages/About.tsx","./src/pages/AdminPipeline.tsx","./src/pages/AdminReports.tsx","./src/pages/AdminTechniquePages.tsx","./src/pages/CreatorDashboard.tsx","./src/pages/CreatorDetail.tsx","./src/pages/CreatorSettings.tsx","./src/pages/CreatorsBrowse.tsx","./src/pages/Home.tsx","./src/pages/Login.tsx","./src/pages/Register.tsx","./src/pages/SearchResults.tsx","./src/pages/SubTopicPage.tsx","./src/pages/TechniquePage.tsx","./src/pages/TopicsBrowse.tsx","./src/utils/catSlug.ts","./src/utils/citations.tsx"],"version":"5.6.3"}
\ No newline at end of file
+{"root":["./src/App.tsx","./src/main.tsx","./src/vite-env.d.ts","./src/api/admin-pipeline.ts","./src/api/admin-techniques.ts","./src/api/auth.ts","./src/api/client.ts","./src/api/creators.ts","./src/api/index.ts","./src/api/reports.ts","./src/api/search.ts","./src/api/stats.ts","./src/api/techniques.ts","./src/api/topics.ts","./src/components/AdminDropdown.tsx","./src/components/AppFooter.tsx","./src/components/CategoryIcons.tsx","./src/components/CopyLinkButton.tsx","./src/components/CreatorAvatar.tsx","./src/components/ProtectedRoute.tsx","./src/components/ReportIssueModal.tsx","./src/components/SearchAutocomplete.tsx","./src/components/SocialIcons.tsx","./src/components/SortDropdown.tsx","./src/components/TableOfContents.tsx","./src/components/TagList.tsx","./src/context/AuthContext.tsx","./src/hooks/useCountUp.ts","./src/hooks/useDocumentTitle.ts","./src/hooks/useSortPreference.ts","./src/pages/About.tsx","./src/pages/AdminPipeline.tsx","./src/pages/AdminReports.tsx","./src/pages/AdminTechniquePages.tsx","./src/pages/CreatorDashboard.tsx","./src/pages/CreatorDetail.tsx","./src/pages/CreatorSettings.tsx","./src/pages/CreatorsBrowse.tsx","./src/pages/Home.tsx","./src/pages/Login.tsx","./src/pages/Register.tsx","./src/pages/SearchResults.tsx","./src/pages/SubTopicPage.tsx","./src/pages/TechniquePage.tsx","./src/pages/TopicsBrowse.tsx","./src/utils/catSlug.ts","./src/utils/citations.tsx"],"version":"5.6.3"}
\ No newline at end of file