diff --git a/.env.example b/.env.example
index ae966fe..4a14ee9 100644
--- a/.env.example
+++ b/.env.example
@@ -4,10 +4,6 @@ VITE_APPWRITE_DATABASE_ID=redbull_tracker
 VITE_APPWRITE_COLLECTION_ID=intake_entries
 VITE_APPWRITE_CHAT_COLLECTION_ID=coach_chats
 
-# Optional. Leave blank in local dev so the app uses the current Vite origin,
-# including fallback ports like http://127.0.0.1:5174.
-VITE_APPWRITE_OAUTH_SUCCESS_URL=
-VITE_APPWRITE_OAUTH_FAILURE_URL=
 
 # Server-only. Do not prefix with VITE_ or it will be exposed to the browser.
 OLLAMA_API_KEY=
diff --git a/README.md b/README.md
index 69d57e6..9dca596 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,7 @@ Track your Red Bull consumption with per-can logging, barcode scanning, spending
 - **Export** — download your data as Excel or JSON anytime
 - **Material You theming** — every flavour gets its own dynamic colour palette. Dark mode included
 - **Onboarding flow** — guided setup for new users with limit preferences
-- **Appwrite auth** — email/password + OAuth login, row-level security per user
+- **Appwrite auth** — email/password login, row-level security per user
 
 ## Tech Stack
 
@@ -78,8 +78,7 @@ The app runs at `http://localhost:5173`.
 | `VITE_APPWRITE_DATABASE_ID` | Yes | Database ID (default: `redbull_tracker`) |
 | `VITE_APPWRITE_COLLECTION_ID` | Yes | Intake entries collection ID |
 | `VITE_APPWRITE_CHAT_COLLECTION_ID` | Yes | Coach chats collection ID |
-| `VITE_APPWRITE_OAUTH_SUCCESS_URL` | No | OAuth redirect URL |
-| `VITE_APPWRITE_OAUTH_FAILURE_URL` | No | OAuth failure redirect URL |
+
 | `VITE_OLLAMA_PROXY_URL` | No | AI coach proxy endpoint |
 | `OLLAMA_API_KEY` | No | Server-side Ollama API key |
 | `OLLAMA_MODEL` | No | Ollama model for coach (default: `deepseek-v4-pro:cloud`) |
diff --git a/src/App.tsx b/src/App.tsx
index f7d9035..ea18706 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -11,7 +11,6 @@ import {
   FileJson,
   FileSpreadsheet,
   Gauge,
-  Github,
   Home,
   Info,
   LineChart,
@@ -72,7 +71,7 @@ import {
   type ThemeCategory,
 } from "./data/themes";
 import { themeTokensToStyle } from "./lib/themeTokens";
-import { account, appwriteConfig, Channel, client, OAuthProvider, pingAppwrite } from "./lib/appwrite";
+import { account, appwriteConfig, Channel, client, pingAppwrite } from "./lib/appwrite";
 import {
   appwriteErrorMessage,
   createEntries,
@@ -366,18 +365,7 @@ function App() {
     }
   }
 
-  function startOAuth(provider: "github" | "google") {
-    const selectedProvider = provider === "github" ? OAuthProvider.Github : OAuthProvider.Google;
-    setActionLoading("oauth");
-    account.createOAuth2Session({
-      provider: selectedProvider,
-      success: appwriteConfig.oauthSuccessUrl,
-      failure: appwriteConfig.oauthFailureUrl,
-    });
-  }
-
   async function logout() {
-    setActionLoading("logout");
     setDataError("");
     try {
       await account.deleteSession({ sessionId: "current" });
@@ -653,12 +641,12 @@ function App() {
     return (
       <AuthView
         authError={authError}
-        busy={actionLoading === "auth" || actionLoading === "oauth"}
+        busy={actionLoading === "auth"}
         setupStatus={setupStatus}
         shellStyle={shellStyle}
         themeId={themeId}
         onLogin={login}
-        onOAuth={startOAuth}
+
         onSignup={signup}
       />
     );
@@ -926,7 +914,7 @@ function AuthView({
   shellStyle,
   themeId,
   onLogin,
-  onOAuth,
+
   onSignup,
 }: {
   authError: string;
@@ -935,7 +923,7 @@ function AuthView({
   shellStyle: CSSProperties;
   themeId: string;
   onLogin: (email: string, password: string) => Promise<void>;
-  onOAuth: (provider: "github" | "google") => void;
+
   onSignup: (name: string, email: string, password: string) => Promise<void>;
 }) {
   const [mode, setMode] = useState<AuthMode>("login");
@@ -1014,22 +1002,7 @@ function AuthView({
               </button>
             </form>
 
-            <div className="my-5 grid grid-cols-[1fr_auto_1fr] items-center gap-3 text-xs uppercase tracking-[0.22em] text-slate-600">
-              <span className="h-px bg-white/10" />
-              or
-              <span className="h-px bg-white/10" />
-            </div>
 
-            <div className="grid gap-2">
-              <button className="secondary-button justify-center" type="button" disabled={busy} onClick={() => onOAuth("github")}>
-                <Github size={17} aria-hidden="true" />
-                Continue with GitHub
-              </button>
-              <button className="secondary-button justify-center" type="button" disabled={busy} onClick={() => onOAuth("google")}>
-                <User size={17} aria-hidden="true" />
-                Continue with Google
-              </button>
-            </div>
           </div>
         </div>
       </main>
diff --git a/src/lib/appwrite.ts b/src/lib/appwrite.ts
index f2e0a14..60afb8b 100644
--- a/src/lib/appwrite.ts
+++ b/src/lib/appwrite.ts
@@ -1,17 +1,16 @@
-import { Account, Channel, Client, ID, OAuthProvider, Permission, Query, Role, TablesDB } from "appwrite";
+import { Account, Channel, Client, ID, Permission, Query, Role, TablesDB } from "appwrite";
 
 const env = import.meta.env;
 const currentOrigin = window.location.origin;
 
 export const appwriteConfig = {
   endpoint: env.VITE_APPWRITE_ENDPOINT || "https://fra.cloud.appwrite.io/v1",
-  projectId: env.VITE_APPWRITE_PROJECT_ID || "6a0752ee001fb2ef7138",
+  projectId: env.VITE_APPWRITE_PROJECT_ID,
   databaseId: env.VITE_APPWRITE_DATABASE_ID || "redbull_tracker",
   collectionId: env.VITE_APPWRITE_COLLECTION_ID || "intake_entries",
   chatCollectionId: env.VITE_APPWRITE_CHAT_COLLECTION_ID || "coach_chats",
   barcodeCollectionId: env.VITE_APPWRITE_BARCODE_COLLECTION_ID || "barcode_products",
-  oauthSuccessUrl: resolveOAuthUrl(env.VITE_APPWRITE_OAUTH_SUCCESS_URL),
-  oauthFailureUrl: resolveOAuthUrl(env.VITE_APPWRITE_OAUTH_FAILURE_URL),
+
 };
 
 const client = new Client()
@@ -25,18 +24,6 @@ export async function pingAppwrite() {
   return client.ping();
 }
 
-export { account, Channel, client, ID, OAuthProvider, Permission, Query, Role, tablesDB };
+export { account, Channel, client, ID, Permission, Query, Role, tablesDB };
 
-function resolveOAuthUrl(value?: string) {
-  if (!value) return currentOrigin;
 
-  const configured = new URL(value, currentOrigin);
-  const current = new URL(currentOrigin);
-  const localHosts = new Set(["localhost", "127.0.0.1", "::1"]);
-
-  if (env.DEV && localHosts.has(configured.hostname) && localHosts.has(current.hostname)) {
-    return currentOrigin;
-  }
-
-  return configured.toString().replace(/\/$/, "");
-}