Merge branch 'main' of https://github.com/fborj/FactCheckThesis

api/email_utils.py

@@ -0,0 +1,139 @@
+"""
+Email utilities — send verification codes via SMTP.
+"""
+
+import os
+import random
+import string
+import smtplib
+import logging
+import threading
+from email.mime.text import MIMEText
+from email.mime.multipart import MIMEMultipart
+
+logger = logging.getLogger(__name__)
+
+# ── SMTP Configuration (via environment variables) ───────────────────
+SMTP_HOST = os.getenv("SMTP_HOST", "smtp.gmail.com")
+SMTP_PORT = int(os.getenv("SMTP_PORT", "587"))
+SMTP_USER = os.getenv("SMTP_USER", "")
+SMTP_PASSWORD = os.getenv("SMTP_PASSWORD", "")
+SMTP_FROM_NAME = os.getenv("SMTP_FROM_NAME", "BantayPahayag")
+SMTP_TIMEOUT = int(os.getenv("SMTP_TIMEOUT", "10"))  # seconds
+
+
+def generate_verification_code(length: int = 6) -> str:
+    """Generate a random numeric verification code."""
+    return "".join(random.choices(string.digits, k=length))
+
+
+def _send_email_sync(to_email: str, code: str, username: str = "") -> bool:
+    """
+    Internal: send a verification code email (blocking).
+    Returns True if sent successfully, False otherwise.
+    """
+    if not SMTP_USER or not SMTP_PASSWORD:
+        logger.warning(
+            "SMTP credentials not configured (SMTP_USER / SMTP_PASSWORD). "
+            "Cannot send verification email to %s. Code: %s",
+            to_email, code,
+        )
+        return False
+
+    subject = f"BantayPahayag \u2014 Your Verification Code: {code}"
+
+    html_body = f"""
+    <div style="font-family: 'Segoe UI', Arial, sans-serif; max-width: 480px; margin: 0 auto;
+                padding: 32px 24px; background: #ffffff; border-radius: 12px;
+                border: 1px solid #e2e8f0;">
+        <div style="text-align: center; margin-bottom: 24px;">
+            <div style="display: inline-block; background: linear-gradient(135deg, #1E3A8A, #3B82F6);
+                        color: white; font-size: 20px; font-weight: 800; padding: 12px 24px;
+                        border-radius: 10px; letter-spacing: 0.5px;">
+                BantayPahayag
+            </div>
+        </div>
+
+        <h2 style="color: #0F172A; font-size: 22px; margin: 0 0 8px 0; text-align: center;">
+            Verify Your Email
+        </h2>
+
+        <p style="color: #64748B; font-size: 14px; line-height: 1.6; text-align: center; margin: 0 0 24px 0;">
+            Hi{' ' + username if username else ''}! Use the code below to verify your email address
+            and activate your BantayPahayag account.
+        </p>
+
+        <div style="background: #F0F4F8; border: 2px dashed #3B82F6; border-radius: 10px;
+                    padding: 20px; text-align: center; margin: 0 0 24px 0;">
+            <div style="font-size: 36px; font-weight: 800; letter-spacing: 8px; color: #1E3A8A;
+                        font-family: 'Courier New', monospace;">
+                {code}
+            </div>
+        </div>
+
+        <p style="color: #94A3B8; font-size: 12px; text-align: center; margin: 0 0 8px 0;">
+            This code expires in <strong>10 minutes</strong>.
+        </p>
+        <p style="color: #94A3B8; font-size: 12px; text-align: center; margin: 0;">
+            If you didn't create a BantayPahayag account, you can safely ignore this email.
+        </p>
+
+        <hr style="border: none; border-top: 1px solid #e2e8f0; margin: 24px 0 16px 0;" />
+
+        <p style="color: #CBD5E1; font-size: 11px; text-align: center; margin: 0;">
+            BantayPahayag \u2014 News Verification System<br/>
+            Cavite State University Thesis Project
+        </p>
+    </div>
+    """
+
+    text_body = (
+        f"BantayPahayag \u2014 Email Verification\n\n"
+        f"Hi{' ' + username if username else ''}!\n\n"
+        f"Your verification code is: {code}\n\n"
+        f"This code expires in 10 minutes.\n\n"
+        f"If you didn't create a BantayPahayag account, ignore this email."
+    )
+
+    try:
+        msg = MIMEMultipart("alternative")
+        msg["Subject"] = subject
+        msg["From"] = f"{SMTP_FROM_NAME} <{SMTP_USER}>"
+        msg["To"] = to_email
+
+        msg.attach(MIMEText(text_body, "plain"))
+        msg.attach(MIMEText(html_body, "html"))
+
+        with smtplib.SMTP(SMTP_HOST, SMTP_PORT, timeout=SMTP_TIMEOUT) as server:
+            server.starttls()
+            server.login(SMTP_USER, SMTP_PASSWORD)
+            server.sendmail(SMTP_USER, to_email, msg.as_string())
+
+        logger.info("Verification email sent to %s", to_email)
+        return True
+
+    except Exception as exc:
+        logger.error("Failed to send verification email to %s: %s", to_email, exc)
+        return False
+
+
+def send_verification_email(to_email: str, code: str, username: str = "") -> bool:
+    """
+    Send verification email in a background thread so the API response
+    is not blocked by slow SMTP connections.
+    Always returns True (fire-and-forget). Check server logs for errors.
+    """
+    if not SMTP_USER or not SMTP_PASSWORD:
+        logger.warning(
+            "SMTP not configured. Verification code for %s: %s", to_email, code
+        )
+        return False
+
+    thread = threading.Thread(
+        target=_send_email_sync,
+        args=(to_email, code, username),
+        daemon=True,
+    )
+    thread.start()
+    logger.info("Verification email queued for %s", to_email)
+    return True

api/main.py

@@ -31,9 +31,18 @@ from db.database import (
     create_user,
     get_user_by_email,
     get_user_by_id,
+    get_user_by_username,
+    update_username,
+    update_user_password,
+    delete_user,
+    set_verification_code,
+    verify_email_code,
+    is_email_verified,
     save_check_history,
     get_user_history,
 )
+from api.email_utils import generate_verification_code, send_verification_email
+from datetime import datetime, timedelta
 
 
 # ── Lazy FactChecker singleton ───────────────────────────────────────
@@ -82,6 +91,31 @@ class LoginRequest(BaseModel):
     password: str
 
 
+class UpdateProfileRequest(BaseModel):
+    username: str
+
+
+class ChangePasswordRequest(BaseModel):
+    current_password: str
+    new_password: str
+
+
+class DeleteAccountRequest(BaseModel):
+    password: str
+
+
+class CheckUsernameRequest(BaseModel):
+    username: str
+
+
+class VerifyEmailRequest(BaseModel):
+    code: str
+
+
+class ResendVerificationRequest(BaseModel):
+    pass
+
+
 # ── App ──────────────────────────────────────────────────────────────
 app = FastAPI(
     title="FactCheckThesis API",
@@ -108,6 +142,23 @@ async def on_startup():
     except Exception as exc:
         logger.warning("Could not initialize DB tables: %s", exc)
 
+    # One-time migration: mark pre-existing accounts as email verified
+    try:
+        from db.database import get_connection
+        conn = get_connection()
+        cursor = conn.cursor()
+        cursor.execute(
+            "UPDATE users SET email_verified = TRUE "
+            "WHERE verification_code IS NULL AND email_verified = FALSE"
+        )
+        affected = cursor.rowcount
+        conn.commit()
+        conn.close()
+        if affected > 0:
+            logger.info("Migration: marked %d pre-existing account(s) as email_verified", affected)
+    except Exception as exc:
+        logger.warning("Migration (email_verified) skipped: %s", exc)
+
     port = os.environ.get("PORT", "10000")
     logger.info("🚀  FastAPI server is UP on port %s", port)
 
@@ -129,6 +180,7 @@ async def health() -> Dict[str, str]:
 async def register(payload: RegisterRequest) -> Dict[str, Any]:
     """
     Create a new user account.
+    Generates a verification code and sends it to the user's email.
     Returns the user info + an access token on success.
     """
     if len(payload.password) < 6:
@@ -137,12 +189,28 @@ async def register(payload: RegisterRequest) -> Dict[str, Any]:
     if not payload.email or not payload.username:
         raise HTTPException(status_code=400, detail="Email and username are required.")
 
+    # Check username uniqueness first
+    existing_username = get_user_by_username(payload.username.strip())
+    if existing_username is not None:
+        raise HTTPException(status_code=409, detail="This username is already taken. Please choose another.")
+
     hashed = hash_password(payload.password)
     user = create_user(payload.email.lower().strip(), payload.username.strip(), hashed)
 
     if user is None:
         raise HTTPException(status_code=409, detail="An account with this email already exists.")
 
+    # Generate and send verification code
+    code = generate_verification_code()
+    expires_at = datetime.now() + timedelta(minutes=10)
+    set_verification_code(user["id"], code, expires_at)
+
+    email_sent = send_verification_email(
+        to_email=payload.email.lower().strip(),
+        code=code,
+        username=payload.username.strip(),
+    )
+
     token = create_access_token(user["id"], user["email"])
     return {
         "token": token,
@@ -150,7 +218,9 @@ async def register(payload: RegisterRequest) -> Dict[str, Any]:
             "id": user["id"],
             "email": user["email"],
             "username": user["username"],
+            "email_verified": False,
         },
+        "verification_email_sent": email_sent,
     }
 
 
@@ -159,11 +229,14 @@ async def login(payload: LoginRequest) -> Dict[str, Any]:
     """
     Authenticate a user with email + password.
     Returns user info + access token on success.
+    Includes email_verified status so the app can redirect unverified users.
     """
     user = get_user_by_email(payload.email.lower().strip())
     if user is None or not verify_password(payload.password, user["password_hash"]):
         raise HTTPException(status_code=401, detail="Invalid email or password.")
 
+    verified = is_email_verified(user["id"])
+
     token = create_access_token(user["id"], user["email"])
     return {
         "token": token,
@@ -171,6 +244,7 @@ async def login(payload: LoginRequest) -> Dict[str, Any]:
             "id": user["id"],
             "email": user["email"],
             "username": user["username"],
+            "email_verified": verified,
         },
     }
 
@@ -186,6 +260,61 @@ async def me(current_user: dict = Depends(require_current_user)) -> Dict[str, An
     return {"user": user}
 
 
+# ── Email verification endpoints ─────────────────────────────────────
+@app.post("/api/verify-email")
+async def verify_email(
+    payload: VerifyEmailRequest,
+    current_user: dict = Depends(require_current_user),
+) -> Dict[str, Any]:
+    """Verify the user's email with a 6-digit code."""
+    user_id = int(current_user["sub"])
+    code = payload.code.strip()
+
+    if not code or len(code) != 6:
+        raise HTTPException(status_code=400, detail="Please enter a valid 6-digit code.")
+
+    result = verify_email_code(user_id, code)
+
+    if result == "ok":
+        return {"success": True, "message": "Email verified successfully!"}
+    elif result == "expired":
+        raise HTTPException(status_code=410, detail="Verification code has expired. Please request a new one.")
+    else:
+        raise HTTPException(status_code=400, detail="Invalid verification code. Please try again.")
+
+
+@app.post("/api/resend-verification")
+async def resend_verification(
+    current_user: dict = Depends(require_current_user),
+) -> Dict[str, Any]:
+    """Resend the verification code email."""
+    user_id = int(current_user["sub"])
+    user = get_user_by_id(user_id)
+    if user is None:
+        raise HTTPException(status_code=404, detail="User not found.")
+
+    if user.get("email_verified"):
+        return {"success": True, "message": "Email is already verified."}
+
+    code = generate_verification_code()
+    expires_at = datetime.now() + timedelta(minutes=10)
+    set_verification_code(user_id, code, expires_at)
+
+    email_sent = send_verification_email(
+        to_email=user["email"],
+        code=code,
+        username=user["username"],
+    )
+
+    if email_sent:
+        return {"success": True, "message": "Verification code sent to your email."}
+    else:
+        raise HTTPException(
+            status_code=500,
+            detail="Could not send verification email. Please check that your email address is correct and try again.",
+        )
+
+
 # ── History endpoint ─────────────────────────────────────────────────
 @app.get("/api/history")
 async def history(current_user: dict = Depends(require_current_user)) -> Dict[str, Any]:
@@ -198,6 +327,104 @@ async def history(current_user: dict = Depends(require_current_user)) -> Dict[st
     return {"history": rows}
 
 
+# ── Check username availability ───────────────────────────────────────
+@app.post("/api/check-username")
+async def check_username(payload: CheckUsernameRequest) -> Dict[str, Any]:
+    """Check if a username is available."""
+    username = payload.username.strip()
+    if not username or len(username) < 3:
+        return {"available": False, "reason": "Username must be at least 3 characters."}
+    if len(username) > 30:
+        return {"available": False, "reason": "Username must be at most 30 characters."}
+
+    existing = get_user_by_username(username)
+    if existing is not None:
+        return {"available": False, "reason": "This username is already taken."}
+    return {"available": True}
+
+
+# ── Update profile (username) ─────────────────────────────────────────
+@app.put("/api/update-profile")
+async def update_profile(
+    payload: UpdateProfileRequest,
+    current_user: dict = Depends(require_current_user),
+) -> Dict[str, Any]:
+    """Update the current user's username."""
+    username = payload.username.strip()
+    if not username or len(username) < 3:
+        raise HTTPException(status_code=400, detail="Username must be at least 3 characters.")
+    if len(username) > 30:
+        raise HTTPException(status_code=400, detail="Username must be at most 30 characters.")
+
+    user_id = int(current_user["sub"])
+    updated = update_username(user_id, username)
+    if updated is None:
+        raise HTTPException(status_code=409, detail="This username is already taken.")
+
+    return {
+        "success": True,
+        "user": {
+            "id": updated["id"],
+            "email": updated["email"],
+            "username": updated["username"],
+        },
+    }
+
+
+# ── Change password ──────────────────────────────────────────────────
+@app.put("/api/change-password")
+async def change_password(
+    payload: ChangePasswordRequest,
+    current_user: dict = Depends(require_current_user),
+) -> Dict[str, Any]:
+    """Change the current user's password."""
+    user_id = int(current_user["sub"])
+    user = get_user_by_id(user_id)
+    if user is None:
+        raise HTTPException(status_code=404, detail="User not found.")
+
+    # Verify current password
+    full_user = get_user_by_email(user["email"])
+    if full_user is None or not verify_password(payload.current_password, full_user["password_hash"]):
+        raise HTTPException(status_code=401, detail="Current password is incorrect.")
+
+    # Validate new password strength
+    new_pw = payload.new_password
+    if len(new_pw) < 8:
+        raise HTTPException(status_code=400, detail="New password must be at least 8 characters.")
+
+    new_hash = hash_password(new_pw)
+    success = update_user_password(user_id, new_hash)
+    if not success:
+        raise HTTPException(status_code=500, detail="Failed to update password.")
+
+    return {"success": True, "message": "Password updated successfully."}
+
+
+# ── Delete account ───────────────────────────────────────────────────
+@app.delete("/api/delete-account")
+async def delete_account(
+    payload: DeleteAccountRequest,
+    current_user: dict = Depends(require_current_user),
+) -> Dict[str, Any]:
+    """Permanently delete the current user's account and all data."""
+    user_id = int(current_user["sub"])
+    user = get_user_by_id(user_id)
+    if user is None:
+        raise HTTPException(status_code=404, detail="User not found.")
+
+    # Verify password before deletion
+    full_user = get_user_by_email(user["email"])
+    if full_user is None or not verify_password(payload.password, full_user["password_hash"]):
+        raise HTTPException(status_code=401, detail="Incorrect password. Account was not deleted.")
+
+    success = delete_user(user_id)
+    if not success:
+        raise HTTPException(status_code=500, detail="Failed to delete account.")
+
+    return {"success": True, "message": "Account deleted successfully."}
+
+
 # ── Fact-check endpoint ──────────────────────────────────────────────
 @app.post("/api/check")
 async def check_article(

check_app/android/app/src/main/AndroidManifest.xml

@@ -1,6 +1,6 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <application
-        android:label="check_app"
+        android:label="BantayPahayag"
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher">
         <activity

check_app/ios/Runner/Info.plist

@@ -7,7 +7,7 @@
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleDisplayName</key>
-	<string>Check App</string>
+	<string>BantayPahayag</string>
 	<key>CFBundleExecutable</key>
 	<string>$(EXECUTABLE_NAME)</string>
 	<key>CFBundleIdentifier</key>
@@ -15,7 +15,7 @@
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>
-	<string>check_app</string>
+	<string>BantayPahayag</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>

check_app/lib/main.dart

@@ -1,11 +1,13 @@
 import 'package:flutter/material.dart';
 import 'package:shared_preferences/shared_preferences.dart';
+import 'services/localization.dart';
 import 'services/auth_service.dart';
 import 'screens/login_screen.dart';
 import 'screens/home_screen.dart';
 import 'screens/link_check_screen.dart';
 import 'screens/proofread_screen.dart';
 import 'screens/history_screen.dart';
+import 'screens/settings_screen.dart';
 
 // ── API Config ──────────────────────────────────────────────────────
 const String apiBaseUrl = 'https://abpthesisgroup-thesisproject.hf.space';
@@ -27,6 +29,7 @@ Future<void> saveThemePreference(bool isDark) async {
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
   await loadThemePreference();
+  await loadLanguagePreference();
   runApp(const BantayPahayagApp());
 }
 
@@ -111,6 +114,9 @@ class BantayPahayagApp extends StatelessWidget {
     return ValueListenableBuilder<ThemeMode>(
       valueListenable: themeNotifier,
       builder: (context, mode, _) {
+        return ValueListenableBuilder<AppLanguage>(
+          valueListenable: languageNotifier,
+          builder: (context, lang, _) {
         return MaterialApp(
           title: 'BantayPahayag',
           debugShowCheckedModeBanner: false,
@@ -161,6 +167,7 @@ class BantayPahayagApp extends StatelessWidget {
               '/check-link': const LinkCheckScreen(),
               '/proofread': const ProofreadScreen(),
               '/history': const HistoryScreen(),
+              '/settings': const SettingsScreen(),
             };
 
             final page = routes[settings.name];
@@ -168,13 +175,16 @@ class BantayPahayagApp extends StatelessWidget {
 
             if (settings.name == '/check-link' ||
                 settings.name == '/proofread' ||
-                settings.name == '/history') {
+                settings.name == '/history' ||
+                settings.name == '/settings') {
               return SmoothPageRoute(page: page);
             }
 
             return MaterialPageRoute(builder: (_) => page, settings: settings);
           },
         );
+          },
+        );
       },
     );
   }
@@ -251,12 +261,21 @@ class _SplashScreenState extends State<SplashScreen> with TickerProviderStateMix
                 scale: _scaleAnim,
                 child: Container(
                   width: 90, height: 90,
+                  clipBehavior: Clip.antiAlias,
                   decoration: BoxDecoration(
                     color: Colors.white.withValues(alpha: 0.15),
                     borderRadius: BorderRadius.circular(24),
                     border: Border.all(color: Colors.white.withValues(alpha: 0.3), width: 1.5),
-                  ),
-                  child: const Icon(Icons.shield_outlined, color: Colors.white, size: 48),
+                   ),
+                   child: ClipRRect(
+                     borderRadius: BorderRadius.circular(18),
+                     child: Image.asset(
+                       'assets/images/app_logo_dark.jpg',
+                       width: 90,
+                       height: 90,
+                       fit: BoxFit.cover,
+                     ),
+                   ),
                 ),
               ),
               const SizedBox(height: 20),

check_app/lib/screens/history_screen.dart

@@ -40,7 +40,7 @@ class _HistoryScreenState extends State<HistoryScreen> {
     switch (verdict) {
       case 'VERIFIED': return AppColors.success;
       case 'LIKELY FAKE': return AppColors.danger;
-      case 'COVERAGE FOUND ONLINE': return AppColors.warning;
+      case 'COVERAGE FOUND ONLINE': return AppColors.primaryLight;
       case 'WEAK MATCH': return const Color(0xFF9333EA);
       default: return AppColors.textSecondary;
     }

check_app/lib/screens/home_screen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import '../main.dart';
 import '../services/auth_service.dart';
+import '../services/localization.dart';
 
 class HomeScreen extends StatefulWidget {
   const HomeScreen({super.key});
@@ -23,6 +24,7 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
   void initState() {
     super.initState();
     themeNotifier.addListener(_onThemeChange);
+    languageNotifier.addListener(_onThemeChange);
 
     _staggerCtrl = AnimationController(
       duration: const Duration(milliseconds: 1200),
@@ -51,6 +53,7 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
   @override
   void dispose() {
     themeNotifier.removeListener(_onThemeChange);
+    languageNotifier.removeListener(_onThemeChange);
     _staggerCtrl.dispose();
     super.dispose();
   }
@@ -71,13 +74,7 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
 
     return Scaffold(
       appBar: AppBar(
-        title: const Row(
-          children: [
-            Icon(Icons.shield_outlined, size: 22),
-            SizedBox(width: 10),
-            Text('BantayPahayag', style: TextStyle(fontWeight: FontWeight.w700, fontSize: 18, letterSpacing: 0.3)),
-          ],
-        ),
+        title: const Text('BantayPahayag', style: TextStyle(fontWeight: FontWeight.w700, fontSize: 18, letterSpacing: 0.3)),
         actions: [
           IconButton(
             icon: Icon(
@@ -94,7 +91,35 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
               saveThemePreference(newMode == ThemeMode.dark);
             },
           ),
-          const SizedBox(width: 4),
+          PopupMenuButton<AppLanguage>(
+            icon: Icon(Icons.translate, color: Colors.white.withValues(alpha: 0.9), size: 22),
+            tooltip: tr('language'),
+            onSelected: (lang) {
+              languageNotifier.value = lang;
+              saveLanguagePreference(lang);
+            },
+            itemBuilder: (_) => AppLanguage.values.map((lang) {
+              final isSelected = languageNotifier.value == lang;
+              return PopupMenuItem(
+                value: lang,
+                child: Row(children: [
+                  Text(languageFlag(lang), style: const TextStyle(fontSize: 18)),
+                  const SizedBox(width: 10),
+                  Text(
+                    languageDisplayName(lang),
+                    style: TextStyle(
+                      fontWeight: isSelected ? FontWeight.w700 : FontWeight.w400,
+                      color: isSelected ? AppColors.primaryLight : null,
+                    ),
+                  ),
+                  if (isSelected) ...[
+                    const Spacer(),
+                    const Icon(Icons.check, size: 18, color: AppColors.primaryLight),
+                  ],
+                ]),
+              );
+            }).toList(),
+          ),
         ],
         flexibleSpace: Container(
           decoration: BoxDecoration(
@@ -113,7 +138,28 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
         ),
       ),
       drawer: _buildDrawer(username),
-      body: SingleChildScrollView(
+      body: Stack(
+        children: [
+          // ── Background watermark logo ────────────────────
+          Positioned.fill(
+            child: Center(
+              child: Opacity(
+                opacity: AppColors.isDark ? 0.04 : 0.06,
+                child: Image.asset(
+                  AppColors.isDark
+                      ? 'assets/images/app_logo_dark.jpg'
+                      : 'assets/images/app_logo_light.jpg',
+                  width: 320,
+                  height: 320,
+                  fit: BoxFit.contain,
+                  color: AppColors.isDark ? const Color(0xFF0A1628) : null,
+                  colorBlendMode: AppColors.isDark ? BlendMode.darken : null,
+                ),
+              ),
+            ),
+          ),
+          // ── Scrollable content ──────────────────────────
+          SingleChildScrollView(
         padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 24),
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.start,
@@ -152,13 +198,13 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
                         const SizedBox(width: 14),
                         Expanded(
                           child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
-                            Text('Welcome back,', style: TextStyle(color: Colors.white.withValues(alpha: 0.8), fontSize: 13)),
+                            Text(tr('welcome_back'), style: TextStyle(color: Colors.white.withValues(alpha: 0.8), fontSize: 13)),
                             Text(username, style: const TextStyle(color: Colors.white, fontSize: 20, fontWeight: FontWeight.w700)),
                           ]),
                         ),
                       ]),
                       const SizedBox(height: 14),
-                      Text('Choose a tool below to start verifying information.',
+                      Text(tr('verify_news_today'),
                           style: TextStyle(color: Colors.white.withValues(alpha: 0.8), fontSize: 13, height: 1.4)),
                     ],
                   ),
@@ -172,7 +218,7 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
               position: _card1Slide,
               child: FadeTransition(
                 opacity: _card1Fade,
-                child: Text('Verification Tools', style: TextStyle(fontSize: 18, fontWeight: FontWeight.w700, color: AppColors.textPrimary)),
+                child: Text(tr('verification_tools'), style: TextStyle(fontSize: 18, fontWeight: FontWeight.w700, color: AppColors.textPrimary)),
               ),
             ),
             const SizedBox(height: 16),
@@ -185,10 +231,9 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
                 child: _HoverFeatureCard(
                   icon: Icons.link,
                   iconGradient: const [Color(0xFF1E3A8A), Color(0xFF3B82F6)],
-                  title: 'Check Link',
-                  subtitle: 'Verify a news article by URL',
-                  description: 'Paste a link to any news article and our system will extract the content, '
-                      'analyze it with ML models, and cross-reference it with trusted sources.',
+                  title: tr('check_link'),
+                  subtitle: tr('check_link_subtitle'),
+                  description: tr('check_link_desc'),
                   onTap: () => Navigator.pushNamed(context, '/check-link'),
                 ),
               ),
@@ -203,10 +248,9 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
                 child: _HoverFeatureCard(
                   icon: Icons.edit_note,
                   iconGradient: const [Color(0xFF2563EB), Color(0xFF60A5FA)],
-                  title: 'Proofread Article',
-                  subtitle: 'Fact-check text you are writing',
-                  description: 'Paste or type article text directly. The system will analyze the content '
-                      'for misinformation, bias, and verify claims against known sources.',
+                  title: tr('proofread_article'),
+                  subtitle: tr('proofread_subtitle'),
+                  description: tr('proofread_desc'),
                   onTap: () => Navigator.pushNamed(context, '/proofread'),
                 ),
               ),
@@ -231,16 +275,16 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
                     Row(children: [
                       Icon(Icons.auto_awesome, color: AppColors.primaryLight, size: 18),
                       const SizedBox(width: 8),
-                      Text('How It Works', style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: AppColors.textPrimary)),
+                      Text(tr('how_it_works'), style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600, color: AppColors.textPrimary)),
                     ]),
                     const SizedBox(height: 16),
-                    _howItWorksStep('1', 'Choose a verification method above'),
+                    _howItWorksStep('1', tr('how_step_1')),
                     const SizedBox(height: 12),
-                    _howItWorksStep('2', 'Provide a URL or paste your article text'),
+                    _howItWorksStep('2', tr('how_step_2')),
                     const SizedBox(height: 12),
-                    _howItWorksStep('3', 'ML model + source cross-referencing analyzes the content'),
+                    _howItWorksStep('3', tr('how_step_3')),
                     const SizedBox(height: 12),
-                    _howItWorksStep('4', 'Get a detailed verdict with explanations'),
+                    _howItWorksStep('4', tr('how_step_4')),
                   ]),
                 ),
               ),
@@ -249,6 +293,8 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
           ],
         ),
       ),
+        ],  // Stack children
+      ),  // Stack
     );
   }
 
@@ -293,15 +339,36 @@ class _HomeScreenState extends State<HomeScreen> with TickerProviderStateMixin {
             Text(AuthService.user?['email'] ?? '', style: TextStyle(color: Colors.white.withValues(alpha: 0.75), fontSize: 13)),
           ]),
         ),
-        ListTile(leading: const Icon(Icons.home_outlined, color: AppColors.primaryLight), title: Text('Home', style: TextStyle(color: AppColors.textPrimary)), onTap: () => Navigator.pop(context)),
-        ListTile(leading: const Icon(Icons.link, color: AppColors.primaryLight), title: Text('Check Link', style: TextStyle(color: AppColors.textPrimary)), onTap: () { Navigator.pop(context); Navigator.pushNamed(context, '/check-link'); }),
-        ListTile(leading: const Icon(Icons.edit_note, color: AppColors.primaryLight), title: Text('Proofread Article', style: TextStyle(color: AppColors.textPrimary)), onTap: () { Navigator.pop(context); Navigator.pushNamed(context, '/proofread'); }),
         ListTile(leading: const Icon(Icons.history, color: AppColors.primaryLight), title: Text('History', style: TextStyle(color: AppColors.textPrimary)), onTap: () { Navigator.pop(context); Navigator.pushNamed(context, '/history'); }),
-        Divider(color: AppColors.divider),
-        ListTile(leading: const Icon(Icons.logout, color: AppColors.danger), title: Text('Sign Out', style: TextStyle(color: AppColors.danger)), onTap: _logout),
+        ListTile(leading: const Icon(Icons.settings_outlined, color: AppColors.primaryLight), title: Text('Settings', style: TextStyle(color: AppColors.textPrimary)), onTap: () { Navigator.pop(context); Navigator.pushNamed(context, '/settings'); }),
+        Divider(color: AppColors.divider, height: 1),
+        ListTile(leading: const Icon(Icons.info_outline, color: AppColors.primaryLight), title: Text('About Us', style: TextStyle(color: AppColors.textPrimary)), onTap: () { Navigator.pop(context); _showInProgressDialog('About Us'); }),
+        ListTile(leading: const Icon(Icons.mail_outline, color: AppColors.primaryLight), title: Text('Contact Us', style: TextStyle(color: AppColors.textPrimary)), onTap: () { Navigator.pop(context); _showInProgressDialog('Contact Us'); }),
       ]),
     );
   }
+
+  void _showInProgressDialog(String title) {
+    showDialog(
+      context: context,
+      builder: (_) => AlertDialog(
+        backgroundColor: AppColors.cardBg,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+        title: Row(children: [
+          Icon(Icons.construction, color: AppColors.primaryLight, size: 22),
+          const SizedBox(width: 10),
+          Text(title, style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600, color: AppColors.textPrimary)),
+        ]),
+        content: Text('This section is currently in progress.\nStay tuned for updates!', style: TextStyle(color: AppColors.textSecondary, fontSize: 14, height: 1.5)),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.pop(context),
+            child: Text('OK', style: TextStyle(color: AppColors.primaryLight, fontWeight: FontWeight.w600)),
+          ),
+        ],
+      ),
+    );
+  }
 }
 
 // ── Hover Feature Card with highlight + scale + glow ─────────────────

check_app/lib/screens/link_check_screen.dart

@@ -276,7 +276,7 @@ class _LinkCheckScreenState extends State<LinkCheckScreen> with TickerProviderSt
     switch (verdict) {
       case 'VERIFIED': accentColor = AppColors.success; bgColor = AppColors.successBg; icon = Icons.check_circle_outline; break;
       case 'LIKELY FAKE': accentColor = AppColors.danger; bgColor = AppColors.dangerBg; icon = Icons.cancel_outlined; break;
-      case 'COVERAGE FOUND ONLINE': accentColor = AppColors.warning; bgColor = AppColors.warningBg; icon = Icons.language; break;
+      case 'COVERAGE FOUND ONLINE': accentColor = AppColors.primaryLight; bgColor = AppColors.infoBg; icon = Icons.language; break;
       case 'WEAK MATCH': accentColor = const Color(0xFF9333EA); bgColor = AppColors.purpleBg; icon = Icons.help_outline; break;
       default: accentColor = AppColors.textSecondary; bgColor = AppColors.infoBg; icon = Icons.info_outline;
     }
@@ -422,7 +422,7 @@ class _LinkCheckScreenState extends State<LinkCheckScreen> with TickerProviderSt
       child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
         _sectionHeader(Icons.public, 'Related News Sources'),
         const SizedBox(height: 14),
-        ...webResults.take(5).map((r) {
+        ...webResults.map((r) {
           final link = r['link'] ?? r['url'] ?? '';
           final hasLink = link.toString().startsWith('http');
           return GestureDetector(

check_app/lib/screens/login_screen.dart

@@ -96,12 +96,21 @@ class _LoginScreenState extends State<LoginScreen> with SingleTickerProviderStat
                       children: [
                         Container(
                           width: 80, height: 80,
+                          clipBehavior: Clip.antiAlias,
                           decoration: BoxDecoration(
                             color: Colors.white.withValues(alpha: 0.15),
                             borderRadius: BorderRadius.circular(22),
                             border: Border.all(color: Colors.white.withValues(alpha: 0.3), width: 1.5),
                           ),
-                          child: const Icon(Icons.shield_outlined, color: Colors.white, size: 42),
+                          child: ClipRRect(
+                            borderRadius: BorderRadius.circular(16),
+                            child: Image.asset(
+                              'assets/images/app_logo_dark.jpg',
+                              width: 80,
+                              height: 80,
+                              fit: BoxFit.cover,
+                            ),
+                          ),
                         ),
                         const SizedBox(height: 16),
                         const Text('BantayPahayag', style: TextStyle(fontSize: 28, fontWeight: FontWeight.w800, color: Colors.white)),
@@ -230,7 +239,6 @@ class _LoginScreenState extends State<LoginScreen> with SingleTickerProviderStat
                   ),
                   const SizedBox(height: 24),
 
-                  // Register link
                   FadeTransition(
                     opacity: _formFade,
                     child: Row(
@@ -244,6 +252,30 @@ class _LoginScreenState extends State<LoginScreen> with SingleTickerProviderStat
                       ],
                     ),
                   ),
+                  const SizedBox(height: 16),
+
+                  // Privacy policy link
+                  FadeTransition(
+                    opacity: _formFade,
+                    child: GestureDetector(
+                      onTap: _showPrivacyPolicy,
+                      child: Row(
+                        mainAxisAlignment: MainAxisAlignment.center,
+                        children: [
+                          Icon(Icons.privacy_tip_outlined, color: AppColors.textSecondary.withValues(alpha: 0.7), size: 14),
+                          const SizedBox(width: 6),
+                          Text(
+                            'Privacy Policy',
+                            style: TextStyle(
+                              color: AppColors.textSecondary.withValues(alpha: 0.7),
+                              fontSize: 12,
+                              decoration: TextDecoration.underline,
+                            ),
+                          ),
+                        ],
+                      ),
+                    ),
+                  ),
                   const SizedBox(height: 30),
                 ],
               ),
@@ -267,4 +299,116 @@ class _LoginScreenState extends State<LoginScreen> with SingleTickerProviderStat
       focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: const BorderSide(color: AppColors.primaryLight, width: 1.5)),
     );
   }
+
+  void _showPrivacyPolicy() {
+    showDialog(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        backgroundColor: AppColors.cardBg,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+        title: Row(
+          children: [
+            Icon(Icons.privacy_tip_outlined, color: AppColors.primaryLight, size: 22),
+            const SizedBox(width: 10),
+            Text('Privacy Policy', style: TextStyle(
+              fontSize: 18, fontWeight: FontWeight.w700, color: AppColors.textPrimary,
+            )),
+          ],
+        ),
+        content: SizedBox(
+          width: double.maxFinite,
+          height: 400,
+          child: SingleChildScrollView(
+            child: Text(
+              _privacyPolicyText,
+              style: TextStyle(fontSize: 13, color: AppColors.textSecondary, height: 1.6),
+            ),
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(),
+            child: Text('Close', style: TextStyle(color: AppColors.primaryLight, fontWeight: FontWeight.w600)),
+          ),
+        ],
+      ),
+    );
+  }
 }
+
+const String _privacyPolicyText = '''
+BantayPahayag Privacy Policy
+
+Last updated: March 2026
+
+1. INFORMATION WE COLLECT
+
+When you create an account, we collect:
+\u2022 Email address \u2014 used for account identification and communication.
+\u2022 Username \u2014 a publicly visible display name within the app.
+\u2022 Password \u2014 securely hashed and stored; we never store plaintext passwords.
+
+When you use our fact-checking services, we may store:
+\u2022 The text or URLs you submit for analysis.
+\u2022 The results of our fact-check analysis.
+\u2022 Timestamps of your activity.
+
+2. HOW WE USE YOUR INFORMATION
+
+We use the collected information to:
+\u2022 Provide and maintain the BantayPahayag fact-checking service.
+\u2022 Store your fact-check history for your convenience.
+\u2022 Improve our machine learning models and accuracy.
+\u2022 Communicate important service updates.
+
+3. DATA STORAGE AND SECURITY
+
+\u2022 All passwords are cryptographically hashed with random salts.
+\u2022 We use industry-standard encryption for data transmission (HTTPS/TLS).
+\u2022 Your data is stored on secure, access-controlled servers.
+\u2022 We conduct regular security reviews and updates.
+
+4. DATA SHARING
+
+We do NOT:
+\u2022 Sell your personal data to third parties.
+\u2022 Share your data with advertisers.
+\u2022 Use your data for targeted advertising.
+
+We may share anonymized, aggregated data for research purposes related to combating misinformation.
+
+5. YOUR RIGHTS
+
+You have the right to:
+\u2022 Access your personal data stored in our system.
+\u2022 Update your profile information (username, password).
+\u2022 Delete your account and all associated data permanently.
+\u2022 Request a copy of your data.
+
+6. DATA RETENTION
+
+\u2022 Account data is retained until you delete your account.
+\u2022 Fact-check history is retained for your reference until account deletion.
+\u2022 Upon account deletion, all personal data is permanently removed.
+
+7. COOKIES AND TRACKING
+
+BantayPahayag uses minimal local storage (shared preferences) for:
+\u2022 Maintaining your login session.
+\u2022 Storing your theme preference (light/dark mode).
+We do NOT use third-party tracking or analytics cookies.
+
+8. CHILDREN'S PRIVACY
+
+BantayPahayag is not intended for children under the age of 13. We do not knowingly collect personal data from children.
+
+9. CHANGES TO THIS POLICY
+
+We may update this privacy policy from time to time. We will notify users of significant changes through the app.
+
+10. CONTACT
+
+For questions or concerns about this privacy policy, please contact the BantayPahayag development team.
+
+This application was developed as part of an academic thesis project at Cavite State University.
+''';

check_app/lib/screens/proofread_screen.dart

@@ -363,7 +363,7 @@ class _ProofreadScreenState extends State<ProofreadScreen> with TickerProviderSt
     switch (verdict) {
       case 'VERIFIED': accentColor = AppColors.success; bgColor = AppColors.successBg; icon = Icons.check_circle_outline; break;
       case 'LIKELY FAKE': accentColor = AppColors.danger; bgColor = AppColors.dangerBg; icon = Icons.cancel_outlined; break;
-      case 'COVERAGE FOUND ONLINE': accentColor = AppColors.warning; bgColor = AppColors.warningBg; icon = Icons.language; break;
+      case 'COVERAGE FOUND ONLINE': accentColor = AppColors.primaryLight; bgColor = AppColors.infoBg; icon = Icons.language; break;
       case 'WEAK MATCH': accentColor = const Color(0xFF9333EA); bgColor = AppColors.purpleBg; icon = Icons.help_outline; break;
       default: accentColor = AppColors.textSecondary; bgColor = AppColors.infoBg; icon = Icons.info_outline;
     }
@@ -508,7 +508,7 @@ class _ProofreadScreenState extends State<ProofreadScreen> with TickerProviderSt
       child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
         _sectionHeader(Icons.public, 'Related News Sources'),
         const SizedBox(height: 14),
-        ...webResults.take(5).map((r) {
+        ...webResults.map((r) {
           final link = r['link'] ?? r['url'] ?? '';
           final hasLink = link.toString().startsWith('http');
           return GestureDetector(

check_app/lib/screens/register_screen.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
+import 'package:flutter/gestures.dart';
 import '../services/auth_service.dart';
+import '../widgets/captcha_slider.dart';
 import '../main.dart';
 
 class RegisterScreen extends StatefulWidget {
@@ -15,7 +17,20 @@ class _RegisterScreenState extends State<RegisterScreen> with SingleTickerProvid
   final _confirmCtrl = TextEditingController();
   bool _loading = false;
   String? _error;
-  bool _obscure = true;
+  bool _obscurePassword = true;
+  bool _obscureConfirm = true;
+  bool _agreedToPrivacy = false;
+  bool _captchaVerified = false;
+
+  // Password strength tracking
+  double _passwordStrength = 0;
+  String _passwordStrengthLabel = '';
+  Color _passwordStrengthColor = Colors.transparent;
+
+  // Username availability
+  bool _checkingUsername = false;
+  bool? _usernameAvailable;
+  String? _usernameMessage;
 
   late final AnimationController _animCtrl;
   late final Animation<double> _logoFade;
@@ -31,6 +46,9 @@ class _RegisterScreenState extends State<RegisterScreen> with SingleTickerProvid
         .animate(CurvedAnimation(parent: _animCtrl, curve: const Interval(0.25, 0.75, curve: Curves.easeOutCubic)));
     _formFade = CurvedAnimation(parent: _animCtrl, curve: const Interval(0.25, 0.75, curve: Curves.easeOut));
     _animCtrl.forward();
+
+    _passwordCtrl.addListener(_evaluatePasswordStrength);
+    _usernameCtrl.addListener(_onUsernameChanged);
   }
 
   @override
@@ -43,20 +61,140 @@ class _RegisterScreenState extends State<RegisterScreen> with SingleTickerProvid
     super.dispose();
   }
 
+  void _evaluatePasswordStrength() {
+    final pw = _passwordCtrl.text;
+    if (pw.isEmpty) {
+      setState(() {
+        _passwordStrength = 0;
+        _passwordStrengthLabel = '';
+        _passwordStrengthColor = Colors.transparent;
+      });
+      return;
+    }
+
+    double strength = 0;
+    // Length checks
+    if (pw.length >= 6) strength += 0.15;
+    if (pw.length >= 8) strength += 0.15;
+    if (pw.length >= 12) strength += 0.1;
+
+    // Character type checks
+    if (RegExp(r'[a-z]').hasMatch(pw)) strength += 0.15;
+    if (RegExp(r'[A-Z]').hasMatch(pw)) strength += 0.15;
+    if (RegExp(r'[0-9]').hasMatch(pw)) strength += 0.15;
+    if (RegExp(r'[!@#$%^&*(),.?":{}|<>]').hasMatch(pw)) strength += 0.15;
+
+    strength = strength.clamp(0.0, 1.0);
+
+    String label;
+    Color color;
+    if (strength < 0.3) {
+      label = 'Weak';
+      color = AppColors.danger;
+    } else if (strength < 0.6) {
+      label = 'Fair';
+      color = AppColors.warning;
+    } else if (strength < 0.85) {
+      label = 'Good';
+      color = const Color(0xFF2196F3);
+    } else {
+      label = 'Strong';
+      color = AppColors.success;
+    }
+
+    setState(() {
+      _passwordStrength = strength;
+      _passwordStrengthLabel = label;
+      _passwordStrengthColor = color;
+    });
+  }
+
+  int _usernameDebounce = 0;
+
+  void _onUsernameChanged() {
+    final username = _usernameCtrl.text.trim();
+    _usernameDebounce++;
+    final currentDebounce = _usernameDebounce;
+
+    if (username.length < 3) {
+      setState(() {
+        _usernameAvailable = null;
+        _usernameMessage = username.isNotEmpty ? 'At least 3 characters' : null;
+        _checkingUsername = false;
+      });
+      return;
+    }
+
+    setState(() => _checkingUsername = true);
+
+    // Debounce: wait 500ms before checking
+    Future.delayed(const Duration(milliseconds: 500), () async {
+      if (currentDebounce != _usernameDebounce || !mounted) return;
+      try {
+        final result = await AuthService.checkUsername(username);
+        if (!mounted || currentDebounce != _usernameDebounce) return;
+        setState(() {
+          _checkingUsername = false;
+          _usernameAvailable = result['available'] == true;
+          _usernameMessage = result['available'] == true
+              ? 'Username is available!'
+              : (result['reason'] ?? 'Username is taken.');
+        });
+      } catch (_) {
+        if (!mounted) return;
+        setState(() {
+          _checkingUsername = false;
+          _usernameAvailable = null;
+          _usernameMessage = null;
+        });
+      }
+    });
+  }
+
   Future<void> _register() async {
     if (_emailCtrl.text.trim().isEmpty || _usernameCtrl.text.trim().isEmpty ||
         _passwordCtrl.text.isEmpty || _confirmCtrl.text.isEmpty) {
       setState(() => _error = 'Please fill in all fields.');
       return;
     }
-    if (_passwordCtrl.text.length < 6) {
-      setState(() => _error = 'Password must be at least 6 characters.');
+
+    // Email format validation
+    final emailRegex = RegExp(r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$');
+    if (!emailRegex.hasMatch(_emailCtrl.text.trim())) {
+      setState(() => _error = 'Please enter a valid email address.');
+      return;
+    }
+
+    if (_usernameCtrl.text.trim().length < 3) {
+      setState(() => _error = 'Username must be at least 3 characters.');
+      return;
+    }
+
+    if (_passwordCtrl.text.length < 8) {
+      setState(() => _error = 'Password must be at least 8 characters.');
       return;
     }
+
+    if (_passwordStrength < 0.3) {
+      setState(() => _error = 'Password is too weak. Include uppercase, lowercase, numbers, and symbols.');
+      return;
+    }
+
     if (_passwordCtrl.text != _confirmCtrl.text) {
       setState(() => _error = 'Passwords do not match.');
       return;
     }
+
+    if (!_agreedToPrivacy) {
+      setState(() => _error = 'You must agree to the Privacy Policy to continue.');
+      return;
+    }
+
+    if (!_captchaVerified) {
+      setState(() => _error = 'Please complete the verification slider.');
+      return;
+    }
+
     setState(() { _loading = true; _error = null; });
     try {
       final result = await AuthService.register(
@@ -74,6 +212,41 @@ class _RegisterScreenState extends State<RegisterScreen> with SingleTickerProvid
     }
   }
 
+  void _showPrivacyPolicy() {
+    showDialog(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        backgroundColor: AppColors.cardBg,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+        title: Row(
+          children: [
+            Icon(Icons.privacy_tip_outlined, color: AppColors.primaryLight, size: 22),
+            const SizedBox(width: 10),
+            Text('Privacy Policy', style: TextStyle(
+              fontSize: 18, fontWeight: FontWeight.w700, color: AppColors.textPrimary,
+            )),
+          ],
+        ),
+        content: SizedBox(
+          width: double.maxFinite,
+          height: 400,
+          child: SingleChildScrollView(
+            child: Text(
+              _privacyPolicyText,
+              style: TextStyle(fontSize: 13, color: AppColors.textSecondary, height: 1.6),
+            ),
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(),
+            child: Text('Close', style: TextStyle(color: AppColors.primaryLight, fontWeight: FontWeight.w600)),
+          ),
+        ],
+      ),
+    );
+  }
+
   InputDecoration _inputDecoration(String hint, IconData icon) {
     return InputDecoration(
       hintText: hint,
@@ -154,22 +327,147 @@ class _RegisterScreenState extends State<RegisterScreen> with SingleTickerProvid
                         ],
                       ),
                       child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: [
-                        TextField(controller: _usernameCtrl, decoration: _inputDecoration('Username', Icons.person_outline)),
+                        // Username field with availability indicator
+                        TextField(
+                          controller: _usernameCtrl,
+                          decoration: _inputDecoration('Choose a username', Icons.alternate_email).copyWith(
+                            suffixIcon: _checkingUsername
+                                ? const Padding(
+                                    padding: EdgeInsets.all(14),
+                                    child: SizedBox(width: 16, height: 16, child: CircularProgressIndicator(strokeWidth: 2)),
+                                  )
+                                : _usernameAvailable != null
+                                    ? Icon(
+                                        _usernameAvailable! ? Icons.check_circle : Icons.cancel,
+                                        color: _usernameAvailable! ? AppColors.success : AppColors.danger,
+                                        size: 20,
+                                      )
+                                    : null,
+                          ),
+                        ),
+                        if (_usernameMessage != null)
+                          Padding(
+                            padding: const EdgeInsets.only(top: 6, left: 4),
+                            child: Text(
+                              _usernameMessage!,
+                              style: TextStyle(
+                                fontSize: 11,
+                                color: _usernameAvailable == true ? AppColors.success : AppColors.danger,
+                              ),
+                            ),
+                          ),
                         const SizedBox(height: 14),
-                        TextField(controller: _emailCtrl, keyboardType: TextInputType.emailAddress, decoration: _inputDecoration('Email', Icons.email_outlined)),
+
+                        // Email field
+                        TextField(controller: _emailCtrl, keyboardType: TextInputType.emailAddress, decoration: _inputDecoration('Email address', Icons.email_outlined)),
                         const SizedBox(height: 14),
+
+                        // Password field
                         TextField(
-                          controller: _passwordCtrl, obscureText: _obscure,
-                          decoration: _inputDecoration('Password', Icons.lock_outline).copyWith(
+                          controller: _passwordCtrl, obscureText: _obscurePassword,
+                          decoration: _inputDecoration('Create password', Icons.lock_outline).copyWith(
                             suffixIcon: IconButton(
-                              icon: Icon(_obscure ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 20),
-                              onPressed: () => setState(() => _obscure = !_obscure),
+                              icon: Icon(_obscurePassword ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 20),
+                              onPressed: () => setState(() => _obscurePassword = !_obscurePassword),
                             ),
                           ),
                         ),
+
+                        // Password strength indicator
+                        if (_passwordCtrl.text.isNotEmpty) ...[
+                          const SizedBox(height: 10),
+                          Row(
+                            children: [
+                              Expanded(
+                                child: ClipRRect(
+                                  borderRadius: BorderRadius.circular(4),
+                                  child: LinearProgressIndicator(
+                                    value: _passwordStrength,
+                                    backgroundColor: AppColors.divider,
+                                    valueColor: AlwaysStoppedAnimation<Color>(_passwordStrengthColor),
+                                    minHeight: 4,
+                                  ),
+                                ),
+                              ),
+                              const SizedBox(width: 10),
+                              Text(
+                                _passwordStrengthLabel,
+                                style: TextStyle(
+                                  fontSize: 11,
+                                  fontWeight: FontWeight.w600,
+                                  color: _passwordStrengthColor,
+                                ),
+                              ),
+                            ],
+                          ),
+                          const SizedBox(height: 6),
+                          _buildPasswordHints(),
+                        ],
                         const SizedBox(height: 14),
-                        TextField(controller: _confirmCtrl, obscureText: true, decoration: _inputDecoration('Confirm Password', Icons.lock_outline)),
-                        const SizedBox(height: 22),
+
+                        // Confirm password field
+                        TextField(
+                          controller: _confirmCtrl, obscureText: _obscureConfirm,
+                          decoration: _inputDecoration('Confirm password', Icons.lock_outline).copyWith(
+                            suffixIcon: IconButton(
+                              icon: Icon(_obscureConfirm ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 20),
+                              onPressed: () => setState(() => _obscureConfirm = !_obscureConfirm),
+                            ),
+                          ),
+                        ),
+                        const SizedBox(height: 18),
+
+                        // Privacy policy checkbox
+                        GestureDetector(
+                          onTap: () => setState(() => _agreedToPrivacy = !_agreedToPrivacy),
+                          child: Row(
+                            crossAxisAlignment: CrossAxisAlignment.start,
+                            children: [
+                              SizedBox(
+                                width: 22, height: 22,
+                                child: Checkbox(
+                                  value: _agreedToPrivacy,
+                                  onChanged: (v) => setState(() => _agreedToPrivacy = v ?? false),
+                                  activeColor: AppColors.primaryLight,
+                                  shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(4)),
+                                  side: BorderSide(color: AppColors.divider, width: 1.5),
+                                  materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
+                                  visualDensity: VisualDensity.compact,
+                                ),
+                              ),
+                              const SizedBox(width: 8),
+                              Expanded(
+                                child: RichText(
+                                  text: TextSpan(
+                                    style: TextStyle(fontSize: 12, color: AppColors.textSecondary, height: 1.4),
+                                    children: [
+                                      const TextSpan(text: 'I agree to the '),
+                                      TextSpan(
+                                        text: 'Privacy Policy',
+                                        style: TextStyle(
+                                          color: AppColors.primaryLight,
+                                          fontWeight: FontWeight.w600,
+                                          decoration: TextDecoration.underline,
+                                        ),
+                                        recognizer: TapGestureRecognizer()..onTap = _showPrivacyPolicy,
+                                      ),
+                                      const TextSpan(text: ' and Terms of Service'),
+                                    ],
+                                  ),
+                                ),
+                              ),
+                            ],
+                          ),
+                        ),
+                        const SizedBox(height: 18),
+
+                        // CAPTCHA slider
+                        CaptchaSlider(
+                          onVerified: (verified) {
+                            setState(() => _captchaVerified = verified);
+                          },
+                        ),
+                        const SizedBox(height: 18),
 
                         if (_error != null)
                           Container(
@@ -227,4 +525,130 @@ class _RegisterScreenState extends State<RegisterScreen> with SingleTickerProvid
       ),
     );
   }
+
+  Widget _buildPasswordHints() {
+    final pw = _passwordCtrl.text;
+    return Wrap(
+      spacing: 8,
+      runSpacing: 4,
+      children: [
+        _passwordHintChip('8+ chars', pw.length >= 8),
+        _passwordHintChip('A-Z', RegExp(r'[A-Z]').hasMatch(pw)),
+        _passwordHintChip('a-z', RegExp(r'[a-z]').hasMatch(pw)),
+        _passwordHintChip('0-9', RegExp(r'[0-9]').hasMatch(pw)),
+        _passwordHintChip('!@#\$', RegExp(r'[!@#$%^&*(),.?":{}|<>]').hasMatch(pw)),
+      ],
+    );
+  }
+
+  Widget _passwordHintChip(String label, bool met) {
+    return Container(
+      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 3),
+      decoration: BoxDecoration(
+        color: met
+            ? AppColors.success.withValues(alpha: 0.1)
+            : AppColors.divider.withValues(alpha: 0.5),
+        borderRadius: BorderRadius.circular(6),
+        border: Border.all(
+          color: met ? AppColors.success.withValues(alpha: 0.3) : Colors.transparent,
+        ),
+      ),
+      child: Row(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          Icon(
+            met ? Icons.check_circle : Icons.circle_outlined,
+            size: 12,
+            color: met ? AppColors.success : AppColors.textSecondary.withValues(alpha: 0.5),
+          ),
+          const SizedBox(width: 4),
+          Text(
+            label,
+            style: TextStyle(
+              fontSize: 10,
+              fontWeight: FontWeight.w500,
+              color: met ? AppColors.success : AppColors.textSecondary.withValues(alpha: 0.6),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
 }
+
+const String _privacyPolicyText = '''
+BantayPahayag Privacy Policy
+
+Last updated: March 2026
+
+1. INFORMATION WE COLLECT
+
+When you create an account, we collect:
+• Email address — used for account identification and communication.
+• Username — a publicly visible display name within the app.
+• Password — securely hashed and stored; we never store plaintext passwords.
+
+When you use our fact-checking services, we may store:
+• The text or URLs you submit for analysis.
+• The results of our fact-check analysis.
+• Timestamps of your activity.
+
+2. HOW WE USE YOUR INFORMATION
+
+We use the collected information to:
+• Provide and maintain the BantayPahayag fact-checking service.
+• Store your fact-check history for your convenience.
+• Improve our machine learning models and accuracy.
+• Communicate important service updates.
+
+3. DATA STORAGE AND SECURITY
+
+• All passwords are cryptographically hashed with random salts.
+• We use industry-standard encryption for data transmission (HTTPS/TLS).
+• Your data is stored on secure, access-controlled servers.
+• We conduct regular security reviews and updates.
+
+4. DATA SHARING
+
+We do NOT:
+• Sell your personal data to third parties.
+• Share your data with advertisers.
+• Use your data for targeted advertising.
+
+We may share anonymized, aggregated data for research purposes related to combating misinformation.
+
+5. YOUR RIGHTS
+
+You have the right to:
+• Access your personal data stored in our system.
+• Update your profile information (username, password).
+• Delete your account and all associated data permanently.
+• Request a copy of your data.
+
+6. DATA RETENTION
+
+• Account data is retained until you delete your account.
+• Fact-check history is retained for your reference until account deletion.
+• Upon account deletion, all personal data is permanently removed.
+
+7. COOKIES AND TRACKING
+
+BantayPahayag uses minimal local storage (shared preferences) for:
+• Maintaining your login session.
+• Storing your theme preference (light/dark mode).
+We do NOT use third-party tracking or analytics cookies.
+
+8. CHILDREN'S PRIVACY
+
+BantayPahayag is not intended for children under the age of 13. We do not knowingly collect personal data from children.
+
+9. CHANGES TO THIS POLICY
+
+We may update this privacy policy from time to time. We will notify users of significant changes through the app.
+
+10. CONTACT
+
+For questions or concerns about this privacy policy, please contact the BantayPahayag development team.
+
+This application was developed as part of an academic thesis project at Cavite State University.
+''';

check_app/lib/screens/settings_screen.dart

@@ -0,0 +1,1003 @@
+import 'package:flutter/material.dart';
+import '../main.dart';
+import '../services/auth_service.dart';
+
+class SettingsScreen extends StatefulWidget {
+  const SettingsScreen({super.key});
+  @override
+  State<SettingsScreen> createState() => _SettingsScreenState();
+}
+
+class _SettingsScreenState extends State<SettingsScreen> with SingleTickerProviderStateMixin {
+  late final AnimationController _animCtrl;
+  late final Animation<double> _fadeAnim;
+
+  @override
+  void initState() {
+    super.initState();
+    themeNotifier.addListener(_onThemeChange);
+    _animCtrl = AnimationController(duration: const Duration(milliseconds: 600), vsync: this);
+    _fadeAnim = CurvedAnimation(parent: _animCtrl, curve: Curves.easeOut);
+    _animCtrl.forward();
+  }
+
+  @override
+  void dispose() {
+    themeNotifier.removeListener(_onThemeChange);
+    _animCtrl.dispose();
+    super.dispose();
+  }
+
+  void _onThemeChange() {
+    if (mounted) setState(() {});
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final user = AuthService.user;
+    final username = user?['username'] ?? 'User';
+    final email = user?['email'] ?? '';
+    final createdAt = user?['created_at'] ?? '';
+
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Settings', style: TextStyle(fontWeight: FontWeight.w700, fontSize: 18, letterSpacing: 0.3)),
+        leading: IconButton(
+          icon: const Icon(Icons.arrow_back_ios_new, size: 20),
+          onPressed: () => Navigator.pop(context),
+        ),
+        flexibleSpace: Container(
+          decoration: BoxDecoration(
+            gradient: LinearGradient(
+              colors: AppColors.appBarGradient,
+              begin: Alignment.centerLeft,
+              end: Alignment.centerRight,
+            ),
+          ),
+        ),
+      ),
+      backgroundColor: AppColors.background,
+      body: FadeTransition(
+        opacity: _fadeAnim,
+        child: SingleChildScrollView(
+          padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 24),
+          child: Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              // ── Profile Card ────────────────────────────────────
+              Container(
+                width: double.infinity,
+                padding: const EdgeInsets.all(22),
+                decoration: BoxDecoration(
+                  gradient: const LinearGradient(
+                    colors: [Color(0xFF1E3A8A), Color(0xFF2563EB), Color(0xFF3B82F6)],
+                    begin: Alignment.topLeft,
+                    end: Alignment.bottomRight,
+                  ),
+                  borderRadius: BorderRadius.circular(16),
+                  boxShadow: [
+                    BoxShadow(color: const Color(0xFF1E3A8A).withValues(alpha: 0.3), blurRadius: 16, offset: const Offset(0, 6)),
+                  ],
+                ),
+                child: Row(
+                  children: [
+                    Container(
+                      width: 60, height: 60,
+                      decoration: BoxDecoration(
+                        color: Colors.white.withValues(alpha: 0.2),
+                        borderRadius: BorderRadius.circular(16),
+                        border: Border.all(color: Colors.white.withValues(alpha: 0.3)),
+                      ),
+                      child: Center(
+                        child: Text(
+                          username.isNotEmpty ? username[0].toUpperCase() : 'U',
+                          style: const TextStyle(fontSize: 26, fontWeight: FontWeight.w800, color: Colors.white),
+                        ),
+                      ),
+                    ),
+                    const SizedBox(width: 16),
+                    Expanded(
+                      child: Column(
+                        crossAxisAlignment: CrossAxisAlignment.start,
+                        children: [
+                          Text(username, style: const TextStyle(fontSize: 20, fontWeight: FontWeight.w700, color: Colors.white)),
+                          const SizedBox(height: 4),
+                          Text(email, style: TextStyle(fontSize: 13, color: Colors.white.withValues(alpha: 0.8))),
+                          if (createdAt.isNotEmpty) ...[
+                            const SizedBox(height: 4),
+                            Text(
+                              'Member since ${_formatDate(createdAt)}',
+                              style: TextStyle(fontSize: 11, color: Colors.white.withValues(alpha: 0.6)),
+                            ),
+                          ],
+                        ],
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+              const SizedBox(height: 28),
+
+              // ── Account Section ─────────────────────────────────
+              _buildSectionHeader('Account', Icons.person_outline),
+              const SizedBox(height: 12),
+              _buildSettingsCard([
+                _SettingsTile(
+                  icon: Icons.alternate_email,
+                  iconColor: AppColors.primaryLight,
+                  title: 'Change Username',
+                  subtitle: 'Currently: $username',
+                  onTap: () => _showChangeUsernameDialog(),
+                ),
+                _SettingsTile(
+                  icon: Icons.lock_outline,
+                  iconColor: const Color(0xFF8B5CF6),
+                  title: 'Change Password',
+                  subtitle: 'Update your password',
+                  onTap: () => _showChangePasswordDialog(),
+                ),
+              ]),
+              const SizedBox(height: 24),
+
+              // ── Appearance Section ──────────────────────────────
+              _buildSectionHeader('Appearance', Icons.palette_outlined),
+              const SizedBox(height: 12),
+              _buildSettingsCard([
+                _SettingsTile(
+                  icon: AppColors.isDark ? Icons.light_mode : Icons.dark_mode,
+                  iconColor: AppColors.warning,
+                  title: 'Dark Mode',
+                  subtitle: AppColors.isDark ? 'Currently enabled' : 'Currently disabled',
+                  trailing: Switch(
+                    value: AppColors.isDark,
+                    onChanged: (v) {
+                      themeNotifier.value = v ? ThemeMode.dark : ThemeMode.light;
+                      saveThemePreference(v);
+                    },
+                    activeThumbColor: AppColors.primaryLight,
+                  ),
+                ),
+              ]),
+              const SizedBox(height: 24),
+
+              // ── Legal Section ────────────────────────────────────
+              _buildSectionHeader('Legal & Privacy', Icons.gavel_outlined),
+              const SizedBox(height: 12),
+              _buildSettingsCard([
+                _SettingsTile(
+                  icon: Icons.privacy_tip_outlined,
+                  iconColor: AppColors.success,
+                  title: 'Privacy Policy',
+                  subtitle: 'How we handle your data',
+                  onTap: () => _showPrivacyPolicy(),
+                ),
+              ]),
+              const SizedBox(height: 24),
+
+              // ── Danger Zone ──────────────────────────────────────
+              _buildSectionHeader('Danger Zone', Icons.warning_amber_rounded, color: AppColors.danger),
+              const SizedBox(height: 12),
+              Container(
+                width: double.infinity,
+                decoration: BoxDecoration(
+                  color: AppColors.cardBg,
+                  borderRadius: BorderRadius.circular(14),
+                  border: Border.all(color: AppColors.dangerBorder),
+                  boxShadow: [BoxShadow(color: Colors.black.withValues(alpha: 0.03), blurRadius: 8, offset: const Offset(0, 2))],
+                ),
+                child: _SettingsTile(
+                  icon: Icons.delete_forever,
+                  iconColor: AppColors.danger,
+                  title: 'Delete Account',
+                  subtitle: 'Permanently delete your account and all data',
+                  titleColor: AppColors.danger,
+                  onTap: () => _showDeleteAccountDialog(),
+                  showDivider: false,
+                ),
+              ),
+              const SizedBox(height: 32),
+
+              // ── Sign Out ─────────────────────────────────────────
+              SizedBox(
+                width: double.infinity,
+                height: 50,
+                child: OutlinedButton.icon(
+                  onPressed: _logout,
+                  icon: const Icon(Icons.logout, size: 20),
+                  label: const Text('Sign Out', style: TextStyle(fontSize: 15, fontWeight: FontWeight.w600)),
+                  style: OutlinedButton.styleFrom(
+                    foregroundColor: AppColors.danger,
+                    side: BorderSide(color: AppColors.danger.withValues(alpha: 0.5)),
+                    shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
+                  ),
+                ),
+              ),
+              const SizedBox(height: 24),
+
+              // App version
+              Center(
+                child: Text(
+                  'BantayPahayag v1.0.0',
+                  style: TextStyle(fontSize: 11, color: AppColors.textSecondary.withValues(alpha: 0.5)),
+                ),
+              ),
+              const SizedBox(height: 16),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+
+  Widget _buildSectionHeader(String title, IconData icon, {Color? color}) {
+    return Row(
+      children: [
+        Icon(icon, size: 18, color: color ?? AppColors.textSecondary),
+        const SizedBox(width: 8),
+        Text(title, style: TextStyle(
+          fontSize: 14,
+          fontWeight: FontWeight.w700,
+          color: color ?? AppColors.textSecondary,
+          letterSpacing: 0.5,
+        )),
+      ],
+    );
+  }
+
+  Widget _buildSettingsCard(List<_SettingsTile> tiles) {
+    return Container(
+      decoration: BoxDecoration(
+        color: AppColors.cardBg,
+        borderRadius: BorderRadius.circular(14),
+        border: Border.all(color: AppColors.divider),
+        boxShadow: [BoxShadow(color: Colors.black.withValues(alpha: 0.03), blurRadius: 8, offset: const Offset(0, 2))],
+      ),
+      child: Column(
+        children: tiles.asMap().entries.map((entry) {
+          final tile = entry.value;
+          final isLast = entry.key == tiles.length - 1;
+          return tile.copyWith(showDivider: !isLast);
+        }).toList(),
+      ),
+    );
+  }
+
+  String _formatDate(String dateStr) {
+    try {
+      final date = DateTime.parse(dateStr);
+      final months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
+      return '${months[date.month - 1]} ${date.year}';
+    } catch (_) {
+      return dateStr;
+    }
+  }
+
+  void _logout() async {
+    await AuthService.logout();
+    if (!mounted) return;
+    Navigator.pushReplacementNamed(context, '/login');
+  }
+
+  // ── Change Username Dialog ────────────────────────────────────────
+  void _showChangeUsernameDialog() {
+    final ctrl = TextEditingController(text: AuthService.user?['username'] ?? '');
+    bool loading = false;
+    String? errorMsg;
+    bool? available;
+    String? availabilityMsg;
+
+    showDialog(
+      context: context,
+      builder: (ctx) => StatefulBuilder(
+        builder: (ctx, setDialogState) => AlertDialog(
+          backgroundColor: AppColors.cardBg,
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+          title: Row(
+            children: [
+              Container(
+                width: 38, height: 38,
+                decoration: BoxDecoration(
+                  color: AppColors.primaryLight.withValues(alpha: 0.1),
+                  borderRadius: BorderRadius.circular(10),
+                ),
+                child: Icon(Icons.alternate_email, color: AppColors.primaryLight, size: 20),
+              ),
+              const SizedBox(width: 12),
+              Text('Change Username', style: TextStyle(fontSize: 17, fontWeight: FontWeight.w700, color: AppColors.textPrimary)),
+            ],
+          ),
+          content: Column(
+            mainAxisSize: MainAxisSize.min,
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              Text('Choose a new unique username:', style: TextStyle(fontSize: 13, color: AppColors.textSecondary)),
+              const SizedBox(height: 14),
+              TextField(
+                controller: ctrl,
+                decoration: InputDecoration(
+                  hintText: 'New username',
+                  hintStyle: TextStyle(color: Colors.grey[400], fontSize: 14),
+                  prefixIcon: Icon(Icons.person_outline, color: AppColors.textSecondary, size: 20),
+                  suffixIcon: available != null
+                      ? Icon(available! ? Icons.check_circle : Icons.cancel, color: available! ? AppColors.success : AppColors.danger, size: 20)
+                      : null,
+                  filled: true,
+                  fillColor: AppColors.inputBg,
+                  contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 14),
+                  border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                  enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                  focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.primaryLight, width: 1.5)),
+                ),
+                onChanged: (val) async {
+                  if (val.trim().length < 3) {
+                    setDialogState(() {
+                      available = null;
+                      availabilityMsg = val.trim().isNotEmpty ? 'At least 3 characters' : null;
+                    });
+                    return;
+                  }
+                  try {
+                    final result = await AuthService.checkUsername(val.trim());
+                    setDialogState(() {
+                      available = result['available'] == true;
+                      availabilityMsg = result['available'] == true ? 'Available!' : (result['reason'] ?? 'Taken');
+                    });
+                  } catch (_) {}
+                },
+              ),
+              if (availabilityMsg != null)
+                Padding(
+                  padding: const EdgeInsets.only(top: 6, left: 4),
+                  child: Text(availabilityMsg!, style: TextStyle(fontSize: 11, color: available == true ? AppColors.success : AppColors.danger)),
+                ),
+              if (errorMsg != null)
+                Padding(
+                  padding: const EdgeInsets.only(top: 10),
+                  child: Container(
+                    padding: const EdgeInsets.all(10),
+                    decoration: BoxDecoration(color: AppColors.dangerBg, borderRadius: BorderRadius.circular(8)),
+                    child: Row(children: [
+                      const Icon(Icons.error_outline, color: AppColors.danger, size: 14),
+                      const SizedBox(width: 6),
+                      Expanded(child: Text(errorMsg!, style: const TextStyle(color: AppColors.danger, fontSize: 12))),
+                    ]),
+                  ),
+                ),
+            ],
+          ),
+          actions: [
+            TextButton(
+              onPressed: () => Navigator.of(ctx).pop(),
+              child: Text('Cancel', style: TextStyle(color: AppColors.textSecondary)),
+            ),
+            ElevatedButton(
+              onPressed: loading ? null : () async {
+                final newName = ctrl.text.trim();
+                if (newName.length < 3) {
+                  setDialogState(() => errorMsg = 'Username must be at least 3 characters.');
+                  return;
+                }
+                setDialogState(() { loading = true; errorMsg = null; });
+                try {
+                  final result = await AuthService.updateProfile(newName);
+                  if (!ctx.mounted) return;
+                  if (result['success'] == true) {
+                    Navigator.of(ctx).pop();
+                    if (mounted) setState(() {});
+                    _showSuccessSnack('Username updated to "$newName"');
+                  } else {
+                    setDialogState(() { errorMsg = result['error']; loading = false; });
+                  }
+                } catch (e) {
+                  setDialogState(() { errorMsg = 'Connection error.'; loading = false; });
+                }
+              },
+              style: ElevatedButton.styleFrom(
+                backgroundColor: AppColors.primary,
+                foregroundColor: Colors.white,
+                elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+              ),
+              child: loading
+                  ? const SizedBox(width: 18, height: 18, child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white))
+                  : const Text('Save', style: TextStyle(fontWeight: FontWeight.w600)),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  // ── Change Password Dialog ────────────────────────────────────────
+  void _showChangePasswordDialog() {
+    final currentCtrl = TextEditingController();
+    final newCtrl = TextEditingController();
+    final confirmCtrl = TextEditingController();
+    bool loading = false;
+    String? errorMsg;
+    bool obscureCurrent = true;
+    bool obscureNew = true;
+    bool obscureConfirm = true;
+    double strength = 0;
+    String strengthLabel = '';
+    Color strengthColor = Colors.transparent;
+
+    void evaluateStrength(String pw, StateSetter setDialogState) {
+      if (pw.isEmpty) {
+        setDialogState(() { strength = 0; strengthLabel = ''; strengthColor = Colors.transparent; });
+        return;
+      }
+      double s = 0;
+      if (pw.length >= 6) s += 0.15;
+      if (pw.length >= 8) s += 0.15;
+      if (pw.length >= 12) s += 0.1;
+      if (RegExp(r'[a-z]').hasMatch(pw)) s += 0.15;
+      if (RegExp(r'[A-Z]').hasMatch(pw)) s += 0.15;
+      if (RegExp(r'[0-9]').hasMatch(pw)) s += 0.15;
+      if (RegExp(r'[!@#$%^&*(),.?":{}|<>]').hasMatch(pw)) s += 0.15;
+      s = s.clamp(0.0, 1.0);
+
+      String label;
+      Color color;
+      if (s < 0.3) { label = 'Weak'; color = AppColors.danger; }
+      else if (s < 0.6) { label = 'Fair'; color = AppColors.warning; }
+      else if (s < 0.85) { label = 'Good'; color = const Color(0xFF2196F3); }
+      else { label = 'Strong'; color = AppColors.success; }
+
+      setDialogState(() { strength = s; strengthLabel = label; strengthColor = color; });
+    }
+
+    showDialog(
+      context: context,
+      builder: (ctx) => StatefulBuilder(
+        builder: (ctx, setDialogState) => AlertDialog(
+          backgroundColor: AppColors.cardBg,
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+          title: Row(
+            children: [
+              Container(
+                width: 38, height: 38,
+                decoration: BoxDecoration(
+                  color: const Color(0xFF8B5CF6).withValues(alpha: 0.1),
+                  borderRadius: BorderRadius.circular(10),
+                ),
+                child: const Icon(Icons.lock_outline, color: Color(0xFF8B5CF6), size: 20),
+              ),
+              const SizedBox(width: 12),
+              Text('Change Password', style: TextStyle(fontSize: 17, fontWeight: FontWeight.w700, color: AppColors.textPrimary)),
+            ],
+          ),
+          content: SingleChildScrollView(
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                // Current password
+                TextField(
+                  controller: currentCtrl,
+                  obscureText: obscureCurrent,
+                  decoration: InputDecoration(
+                    hintText: 'Current password',
+                    hintStyle: TextStyle(color: Colors.grey[400], fontSize: 14),
+                    prefixIcon: Icon(Icons.lock_clock, color: AppColors.textSecondary, size: 20),
+                    suffixIcon: IconButton(
+                      icon: Icon(obscureCurrent ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 18),
+                      onPressed: () => setDialogState(() => obscureCurrent = !obscureCurrent),
+                    ),
+                    filled: true,
+                    fillColor: AppColors.inputBg,
+                    contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 14),
+                    border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                    enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                    focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.primaryLight, width: 1.5)),
+                  ),
+                ),
+                const SizedBox(height: 14),
+
+                // New password
+                TextField(
+                  controller: newCtrl,
+                  obscureText: obscureNew,
+                  onChanged: (val) => evaluateStrength(val, setDialogState),
+                  decoration: InputDecoration(
+                    hintText: 'New password',
+                    hintStyle: TextStyle(color: Colors.grey[400], fontSize: 14),
+                    prefixIcon: Icon(Icons.lock_outline, color: AppColors.textSecondary, size: 20),
+                    suffixIcon: IconButton(
+                      icon: Icon(obscureNew ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 18),
+                      onPressed: () => setDialogState(() => obscureNew = !obscureNew),
+                    ),
+                    filled: true,
+                    fillColor: AppColors.inputBg,
+                    contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 14),
+                    border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                    enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                    focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.primaryLight, width: 1.5)),
+                  ),
+                ),
+
+                // Strength bar
+                if (newCtrl.text.isNotEmpty) ...[
+                  const SizedBox(height: 8),
+                  Row(
+                    children: [
+                      Expanded(
+                        child: ClipRRect(
+                          borderRadius: BorderRadius.circular(4),
+                          child: LinearProgressIndicator(
+                            value: strength,
+                            backgroundColor: AppColors.divider,
+                            valueColor: AlwaysStoppedAnimation<Color>(strengthColor),
+                            minHeight: 4,
+                          ),
+                        ),
+                      ),
+                      const SizedBox(width: 10),
+                      Text(strengthLabel, style: TextStyle(fontSize: 11, fontWeight: FontWeight.w600, color: strengthColor)),
+                    ],
+                  ),
+                ],
+                const SizedBox(height: 14),
+
+                // Confirm new password
+                TextField(
+                  controller: confirmCtrl,
+                  obscureText: obscureConfirm,
+                  decoration: InputDecoration(
+                    hintText: 'Confirm new password',
+                    hintStyle: TextStyle(color: Colors.grey[400], fontSize: 14),
+                    prefixIcon: Icon(Icons.lock_outline, color: AppColors.textSecondary, size: 20),
+                    suffixIcon: IconButton(
+                      icon: Icon(obscureConfirm ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 18),
+                      onPressed: () => setDialogState(() => obscureConfirm = !obscureConfirm),
+                    ),
+                    filled: true,
+                    fillColor: AppColors.inputBg,
+                    contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 14),
+                    border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                    enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.divider)),
+                    focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.primaryLight, width: 1.5)),
+                  ),
+                ),
+
+                if (errorMsg != null)
+                  Padding(
+                    padding: const EdgeInsets.only(top: 12),
+                    child: Container(
+                      padding: const EdgeInsets.all(10),
+                      decoration: BoxDecoration(color: AppColors.dangerBg, borderRadius: BorderRadius.circular(8)),
+                      child: Row(children: [
+                        const Icon(Icons.error_outline, color: AppColors.danger, size: 14),
+                        const SizedBox(width: 6),
+                        Expanded(child: Text(errorMsg!, style: const TextStyle(color: AppColors.danger, fontSize: 12))),
+                      ]),
+                    ),
+                  ),
+
+                const SizedBox(height: 8),
+                Container(
+                  padding: const EdgeInsets.all(10),
+                  decoration: BoxDecoration(
+                    color: AppColors.infoBg,
+                    borderRadius: BorderRadius.circular(8),
+                    border: Border.all(color: AppColors.divider),
+                  ),
+                  child: Row(
+                    children: [
+                      Icon(Icons.info_outline, color: AppColors.primaryLight, size: 14),
+                      const SizedBox(width: 8),
+                      Expanded(
+                        child: Text(
+                          'Use 8+ characters with uppercase, lowercase, numbers, and symbols.',
+                          style: TextStyle(fontSize: 11, color: AppColors.textSecondary, height: 1.3),
+                        ),
+                      ),
+                    ],
+                  ),
+                ),
+              ],
+            ),
+          ),
+          actions: [
+            TextButton(
+              onPressed: () => Navigator.of(ctx).pop(),
+              child: Text('Cancel', style: TextStyle(color: AppColors.textSecondary)),
+            ),
+            ElevatedButton(
+              onPressed: loading ? null : () async {
+                if (currentCtrl.text.isEmpty) {
+                  setDialogState(() => errorMsg = 'Enter your current password.');
+                  return;
+                }
+                if (newCtrl.text.length < 8) {
+                  setDialogState(() => errorMsg = 'New password must be at least 8 characters.');
+                  return;
+                }
+                if (strength < 0.3) {
+                  setDialogState(() => errorMsg = 'New password is too weak.');
+                  return;
+                }
+                if (newCtrl.text != confirmCtrl.text) {
+                  setDialogState(() => errorMsg = 'New passwords do not match.');
+                  return;
+                }
+                setDialogState(() { loading = true; errorMsg = null; });
+                try {
+                  final result = await AuthService.changePassword(currentCtrl.text, newCtrl.text);
+                  if (!ctx.mounted) return;
+                  if (result['success'] == true) {
+                    Navigator.of(ctx).pop();
+                    _showSuccessSnack('Password updated successfully!');
+                  } else {
+                    setDialogState(() { errorMsg = result['error']; loading = false; });
+                  }
+                } catch (e) {
+                  setDialogState(() { errorMsg = 'Connection error.'; loading = false; });
+                }
+              },
+              style: ElevatedButton.styleFrom(
+                backgroundColor: AppColors.primary,
+                foregroundColor: Colors.white,
+                elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+              ),
+              child: loading
+                  ? const SizedBox(width: 18, height: 18, child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white))
+                  : const Text('Update Password', style: TextStyle(fontWeight: FontWeight.w600)),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  // ── Delete Account Dialog ─────────────────────────────────────────
+  void _showDeleteAccountDialog() {
+    final pwCtrl = TextEditingController();
+    bool loading = false;
+    String? errorMsg;
+    bool obscure = true;
+
+    showDialog(
+      context: context,
+      builder: (ctx) => StatefulBuilder(
+        builder: (ctx, setDialogState) => AlertDialog(
+          backgroundColor: AppColors.cardBg,
+          shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+          title: Row(
+            children: [
+              Container(
+                width: 38, height: 38,
+                decoration: BoxDecoration(
+                  color: AppColors.danger.withValues(alpha: 0.1),
+                  borderRadius: BorderRadius.circular(10),
+                ),
+                child: const Icon(Icons.delete_forever, color: AppColors.danger, size: 20),
+              ),
+              const SizedBox(width: 12),
+              Text('Delete Account', style: TextStyle(fontSize: 17, fontWeight: FontWeight.w700, color: AppColors.danger)),
+            ],
+          ),
+          content: Column(
+            mainAxisSize: MainAxisSize.min,
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              Container(
+                padding: const EdgeInsets.all(12),
+                decoration: BoxDecoration(
+                  color: AppColors.dangerBg,
+                  borderRadius: BorderRadius.circular(10),
+                  border: Border.all(color: AppColors.dangerBorder),
+                ),
+                child: Row(
+                  children: [
+                    const Icon(Icons.warning_amber_rounded, color: AppColors.danger, size: 20),
+                    const SizedBox(width: 10),
+                    Expanded(
+                      child: Text(
+                        'This action is permanent and cannot be undone. All your data, including fact-check history, will be permanently deleted.',
+                        style: TextStyle(fontSize: 12, color: AppColors.danger, height: 1.4),
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+              const SizedBox(height: 18),
+              Text('Enter your password to confirm:', style: TextStyle(fontSize: 13, color: AppColors.textSecondary)),
+              const SizedBox(height: 10),
+              TextField(
+                controller: pwCtrl,
+                obscureText: obscure,
+                decoration: InputDecoration(
+                  hintText: 'Your password',
+                  hintStyle: TextStyle(color: Colors.grey[400], fontSize: 14),
+                  prefixIcon: Icon(Icons.lock_outline, color: AppColors.textSecondary, size: 20),
+                  suffixIcon: IconButton(
+                    icon: Icon(obscure ? Icons.visibility_off : Icons.visibility, color: AppColors.textSecondary, size: 18),
+                    onPressed: () => setDialogState(() => obscure = !obscure),
+                  ),
+                  filled: true,
+                  fillColor: AppColors.inputBg,
+                  contentPadding: const EdgeInsets.symmetric(horizontal: 14, vertical: 14),
+                  border: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.dangerBorder)),
+                  enabledBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: BorderSide(color: AppColors.dangerBorder)),
+                  focusedBorder: OutlineInputBorder(borderRadius: BorderRadius.circular(12), borderSide: const BorderSide(color: AppColors.danger, width: 1.5)),
+                ),
+              ),
+              if (errorMsg != null)
+                Padding(
+                  padding: const EdgeInsets.only(top: 10),
+                  child: Container(
+                    padding: const EdgeInsets.all(10),
+                    decoration: BoxDecoration(color: AppColors.dangerBg, borderRadius: BorderRadius.circular(8)),
+                    child: Row(children: [
+                      const Icon(Icons.error_outline, color: AppColors.danger, size: 14),
+                      const SizedBox(width: 6),
+                      Expanded(child: Text(errorMsg!, style: const TextStyle(color: AppColors.danger, fontSize: 12))),
+                    ]),
+                  ),
+                ),
+            ],
+          ),
+          actions: [
+            TextButton(
+              onPressed: () => Navigator.of(ctx).pop(),
+              child: Text('Cancel', style: TextStyle(color: AppColors.textSecondary)),
+            ),
+            ElevatedButton(
+              onPressed: loading ? null : () async {
+                if (pwCtrl.text.isEmpty) {
+                  setDialogState(() => errorMsg = 'Please enter your password.');
+                  return;
+                }
+                setDialogState(() { loading = true; errorMsg = null; });
+                try {
+                  final result = await AuthService.deleteAccount(pwCtrl.text);
+                  if (!ctx.mounted) return;
+                  if (result['success'] == true) {
+                    Navigator.of(ctx).pop();
+                    if (mounted) {
+                      Navigator.pushReplacementNamed(context, '/login');
+                    }
+                  } else {
+                    setDialogState(() { errorMsg = result['error']; loading = false; });
+                  }
+                } catch (e) {
+                  setDialogState(() { errorMsg = 'Connection error.'; loading = false; });
+                }
+              },
+              style: ElevatedButton.styleFrom(
+                backgroundColor: AppColors.danger,
+                foregroundColor: Colors.white,
+                elevation: 0,
+                shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+              ),
+              child: loading
+                  ? const SizedBox(width: 18, height: 18, child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white))
+                  : const Text('Delete My Account', style: TextStyle(fontWeight: FontWeight.w600)),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+
+  // ── Privacy Policy Dialog ─────────────────────────────────────────
+  void _showPrivacyPolicy() {
+    showDialog(
+      context: context,
+      builder: (ctx) => AlertDialog(
+        backgroundColor: AppColors.cardBg,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16)),
+        title: Row(
+          children: [
+            Icon(Icons.privacy_tip_outlined, color: AppColors.primaryLight, size: 22),
+            const SizedBox(width: 10),
+            Text('Privacy Policy', style: TextStyle(
+              fontSize: 18, fontWeight: FontWeight.w700, color: AppColors.textPrimary,
+            )),
+          ],
+        ),
+        content: SizedBox(
+          width: double.maxFinite,
+          height: 400,
+          child: SingleChildScrollView(
+            child: Text(
+              _privacyPolicyText,
+              style: TextStyle(fontSize: 13, color: AppColors.textSecondary, height: 1.6),
+            ),
+          ),
+        ),
+        actions: [
+          TextButton(
+            onPressed: () => Navigator.of(ctx).pop(),
+            child: Text('Close', style: TextStyle(color: AppColors.primaryLight, fontWeight: FontWeight.w600)),
+          ),
+        ],
+      ),
+    );
+  }
+
+  void _showSuccessSnack(String message) {
+    ScaffoldMessenger.of(context).showSnackBar(
+      SnackBar(
+        content: Row(
+          children: [
+            const Icon(Icons.check_circle, color: Colors.white, size: 18),
+            const SizedBox(width: 10),
+            Expanded(child: Text(message, style: const TextStyle(color: Colors.white, fontSize: 13))),
+          ],
+        ),
+        backgroundColor: AppColors.success,
+        behavior: SnackBarBehavior.floating,
+        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+        margin: const EdgeInsets.all(16),
+        duration: const Duration(seconds: 3),
+      ),
+    );
+  }
+}
+
+// ── Settings Tile Widget ──────────────────────────────────────────────
+class _SettingsTile extends StatelessWidget {
+  final IconData icon;
+  final Color iconColor;
+  final String title;
+  final String subtitle;
+  final Color? titleColor;
+  final Widget? trailing;
+  final VoidCallback? onTap;
+  final bool showDivider;
+
+  const _SettingsTile({
+    required this.icon,
+    required this.iconColor,
+    required this.title,
+    required this.subtitle,
+    this.titleColor,
+    this.trailing,
+    this.onTap,
+    this.showDivider = true,
+  });
+
+  _SettingsTile copyWith({bool? showDivider}) {
+    return _SettingsTile(
+      icon: icon,
+      iconColor: iconColor,
+      title: title,
+      subtitle: subtitle,
+      titleColor: titleColor,
+      trailing: trailing,
+      onTap: onTap,
+      showDivider: showDivider ?? this.showDivider,
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      children: [
+        InkWell(
+          onTap: onTap,
+          borderRadius: BorderRadius.circular(14),
+          child: Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
+            child: Row(
+              children: [
+                Container(
+                  width: 38, height: 38,
+                  decoration: BoxDecoration(
+                    color: iconColor.withValues(alpha: 0.1),
+                    borderRadius: BorderRadius.circular(10),
+                  ),
+                  child: Icon(icon, color: iconColor, size: 20),
+                ),
+                const SizedBox(width: 14),
+                Expanded(
+                  child: Column(
+                    crossAxisAlignment: CrossAxisAlignment.start,
+                    children: [
+                      Text(title, style: TextStyle(
+                        fontSize: 14,
+                        fontWeight: FontWeight.w600,
+                        color: titleColor ?? AppColors.textPrimary,
+                      )),
+                      const SizedBox(height: 2),
+                      Text(subtitle, style: TextStyle(fontSize: 11, color: AppColors.textSecondary)),
+                    ],
+                  ),
+                ),
+                if (trailing != null)
+                  trailing!
+                else if (onTap != null)
+                  Icon(Icons.chevron_right, color: AppColors.textSecondary.withValues(alpha: 0.5), size: 20),
+              ],
+            ),
+          ),
+        ),
+        if (showDivider)
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 16),
+            child: Divider(height: 1, color: AppColors.divider),
+          ),
+      ],
+    );
+  }
+}
+
+const String _privacyPolicyText = '''
+BantayPahayag Privacy Policy
+
+Last updated: March 2026
+
+1. INFORMATION WE COLLECT
+
+When you create an account, we collect:
+• Email address — used for account identification and communication.
+• Username — a publicly visible display name within the app.
+• Password — securely hashed and stored; we never store plaintext passwords.
+
+When you use our fact-checking services, we may store:
+• The text or URLs you submit for analysis.
+• The results of our fact-check analysis.
+• Timestamps of your activity.
+
+2. HOW WE USE YOUR INFORMATION
+
+We use the collected information to:
+• Provide and maintain the BantayPahayag fact-checking service.
+• Store your fact-check history for your convenience.
+• Improve our machine learning models and accuracy.
+• Communicate important service updates.
+
+3. DATA STORAGE AND SECURITY
+
+• All passwords are cryptographically hashed with random salts.
+• We use industry-standard encryption for data transmission (HTTPS/TLS).
+• Your data is stored on secure, access-controlled servers.
+• We conduct regular security reviews and updates.
+
+4. DATA SHARING
+
+We do NOT:
+• Sell your personal data to third parties.
+• Share your data with advertisers.
+• Use your data for targeted advertising.
+
+We may share anonymized, aggregated data for research purposes related to combating misinformation.
+
+5. YOUR RIGHTS
+
+You have the right to:
+• Access your personal data stored in our system.
+• Update your profile information (username, password).
+• Delete your account and all associated data permanently.
+• Request a copy of your data.
+
+6. DATA RETENTION
+
+• Account data is retained until you delete your account.
+• Fact-check history is retained for your reference until account deletion.
+• Upon account deletion, all personal data is permanently removed.
+
+7. COOKIES AND TRACKING
+
+BantayPahayag uses minimal local storage (shared preferences) for:
+• Maintaining your login session.
+• Storing your theme preference (light/dark mode).
+We do NOT use third-party tracking or analytics cookies.
+
+8. CHILDREN'S PRIVACY
+
+BantayPahayag is not intended for children under the age of 13. We do not knowingly collect personal data from children.
+
+9. CHANGES TO THIS POLICY
+
+We may update this privacy policy from time to time. We will notify users of significant changes through the app.
+
+10. CONTACT
+
+For questions or concerns about this privacy policy, please contact the BantayPahayag development team.
+
+This application was developed as part of an academic thesis project at Cavite State University.
+''';

check_app/lib/screens/verify_email_screen.dart

@@ -0,0 +1,343 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import '../main.dart';
+import '../services/auth_service.dart';
+
+class VerifyEmailScreen extends StatefulWidget {
+  const VerifyEmailScreen({super.key});
+  @override
+  State<VerifyEmailScreen> createState() => _VerifyEmailScreenState();
+}
+
+class _VerifyEmailScreenState extends State<VerifyEmailScreen> with SingleTickerProviderStateMixin {
+  final List<TextEditingController> _codeControllers = List.generate(6, (_) => TextEditingController());
+  final List<FocusNode> _focusNodes = List.generate(6, (_) => FocusNode());
+
+  bool _loading = false;
+  bool _resending = false;
+  String? _error;
+  String? _successMsg;
+  late final AnimationController _animCtrl;
+  late final Animation<double> _fadeAnim;
+
+  @override
+  void initState() {
+    super.initState();
+    _animCtrl = AnimationController(duration: const Duration(milliseconds: 700), vsync: this);
+    _fadeAnim = CurvedAnimation(parent: _animCtrl, curve: Curves.easeOut);
+    _animCtrl.forward();
+  }
+
+  @override
+  void dispose() {
+    _animCtrl.dispose();
+    for (final c in _codeControllers) {
+      c.dispose();
+    }
+    for (final f in _focusNodes) {
+      f.dispose();
+    }
+    super.dispose();
+  }
+
+  String get _fullCode => _codeControllers.map((c) => c.text).join();
+
+  Future<void> _verify() async {
+    final code = _fullCode;
+    if (code.length != 6) {
+      setState(() => _error = 'Please enter the complete 6-digit code.');
+      return;
+    }
+
+    setState(() { _loading = true; _error = null; _successMsg = null; });
+    try {
+      final result = await AuthService.verifyEmail(code);
+      if (!mounted) return;
+      if (result['success'] == true) {
+        Navigator.pushReplacementNamed(context, '/home');
+      } else {
+        setState(() { _error = result['error']; _loading = false; });
+        // Clear the code fields on error
+        for (final c in _codeControllers) {
+          c.clear();
+        }
+        _focusNodes[0].requestFocus();
+      }
+    } catch (e) {
+      if (!mounted) return;
+      setState(() { _error = 'Connection error. Please try again.'; _loading = false; });
+    }
+  }
+
+  Future<void> _resend() async {
+    setState(() { _resending = true; _error = null; _successMsg = null; });
+    try {
+      final result = await AuthService.resendVerification();
+      if (!mounted) return;
+      if (result['success'] == true) {
+        setState(() { _successMsg = result['message'] ?? 'Verification code sent!'; _resending = false; });
+      } else {
+        setState(() { _error = result['error']; _resending = false; });
+      }
+    } catch (e) {
+      if (!mounted) return;
+      setState(() { _error = 'Connection error. Please try again.'; _resending = false; });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final email = AuthService.user?['email'] ?? '';
+
+    return Scaffold(
+      backgroundColor: AppColors.background,
+      body: SafeArea(
+        child: FadeTransition(
+          opacity: _fadeAnim,
+          child: Center(
+            child: SingleChildScrollView(
+              padding: const EdgeInsets.symmetric(horizontal: 28),
+              child: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: [
+                  // ── Mail icon ─────────────────────────────────
+                  Container(
+                    width: 80, height: 80,
+                    decoration: BoxDecoration(
+                      gradient: const LinearGradient(
+                        colors: [Color(0xFF1E3A8A), Color(0xFF3B82F6)],
+                        begin: Alignment.topLeft,
+                        end: Alignment.bottomRight,
+                      ),
+                      borderRadius: BorderRadius.circular(20),
+                      boxShadow: [
+                        BoxShadow(
+                          color: const Color(0xFF1E3A8A).withValues(alpha: 0.3),
+                          blurRadius: 20,
+                          offset: const Offset(0, 8),
+                        ),
+                      ],
+                    ),
+                    child: const Icon(Icons.mark_email_read_outlined, color: Colors.white, size: 40),
+                  ),
+                  const SizedBox(height: 28),
+
+                  // ── Title ─────────────────────────────────────
+                  Text(
+                    'Verify Your Email',
+                    style: TextStyle(
+                      fontSize: 26,
+                      fontWeight: FontWeight.w800,
+                      color: AppColors.textPrimary,
+                      letterSpacing: -0.5,
+                    ),
+                  ),
+                  const SizedBox(height: 10),
+                  Text(
+                    'We sent a 6-digit verification code to',
+                    style: TextStyle(fontSize: 14, color: AppColors.textSecondary, height: 1.4),
+                    textAlign: TextAlign.center,
+                  ),
+                  const SizedBox(height: 4),
+                  Text(
+                    email,
+                    style: TextStyle(
+                      fontSize: 14,
+                      fontWeight: FontWeight.w700,
+                      color: AppColors.primaryLight,
+                    ),
+                    textAlign: TextAlign.center,
+                  ),
+                  const SizedBox(height: 32),
+
+                  // ── Code input fields ─────────────────────────
+                  Row(
+                    mainAxisAlignment: MainAxisAlignment.center,
+                    children: List.generate(6, (i) => _buildCodeField(i)),
+                  ),
+                  const SizedBox(height: 24),
+
+                  // ── Error message ─────────────────────────────
+                  if (_error != null)
+                    Container(
+                      width: double.infinity,
+                      padding: const EdgeInsets.all(12),
+                      margin: const EdgeInsets.only(bottom: 16),
+                      decoration: BoxDecoration(
+                        color: AppColors.dangerBg,
+                        borderRadius: BorderRadius.circular(10),
+                        border: Border.all(color: AppColors.dangerBorder),
+                      ),
+                      child: Row(
+                        children: [
+                          const Icon(Icons.error_outline, color: AppColors.danger, size: 16),
+                          const SizedBox(width: 8),
+                          Expanded(
+                            child: Text(_error!, style: const TextStyle(color: AppColors.danger, fontSize: 13)),
+                          ),
+                        ],
+                      ),
+                    ),
+
+                  // ── Success message ───────────────────────────
+                  if (_successMsg != null)
+                    Container(
+                      width: double.infinity,
+                      padding: const EdgeInsets.all(12),
+                      margin: const EdgeInsets.only(bottom: 16),
+                      decoration: BoxDecoration(
+                        color: AppColors.success.withValues(alpha: 0.1),
+                        borderRadius: BorderRadius.circular(10),
+                        border: Border.all(color: AppColors.success.withValues(alpha: 0.3)),
+                      ),
+                      child: Row(
+                        children: [
+                          Icon(Icons.check_circle_outline, color: AppColors.success, size: 16),
+                          const SizedBox(width: 8),
+                          Expanded(
+                            child: Text(_successMsg!, style: TextStyle(color: AppColors.success, fontSize: 13)),
+                          ),
+                        ],
+                      ),
+                    ),
+
+                  // ── Verify button ─────────────────────────────
+                  SizedBox(
+                    width: double.infinity,
+                    height: 52,
+                    child: ElevatedButton(
+                      onPressed: _loading ? null : _verify,
+                      style: ElevatedButton.styleFrom(
+                        backgroundColor: AppColors.primary,
+                        foregroundColor: Colors.white,
+                        elevation: 0,
+                        shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(14)),
+                      ),
+                      child: _loading
+                          ? const SizedBox(width: 22, height: 22, child: CircularProgressIndicator(strokeWidth: 2.5, color: Colors.white))
+                          : const Text('Verify Email', style: TextStyle(fontSize: 16, fontWeight: FontWeight.w700)),
+                    ),
+                  ),
+                  const SizedBox(height: 20),
+
+                  // ── Resend code ───────────────────────────────
+                  Row(
+                    mainAxisAlignment: MainAxisAlignment.center,
+                    children: [
+                      Text("Didn't receive the code? ", style: TextStyle(color: AppColors.textSecondary, fontSize: 13)),
+                      GestureDetector(
+                        onTap: _resending ? null : _resend,
+                        child: _resending
+                            ? SizedBox(width: 14, height: 14, child: CircularProgressIndicator(strokeWidth: 2, color: AppColors.primaryLight))
+                            : Text(
+                                'Resend Code',
+                                style: TextStyle(
+                                  color: AppColors.primaryLight,
+                                  fontWeight: FontWeight.w600,
+                                  fontSize: 13,
+                                ),
+                              ),
+                      ),
+                    ],
+                  ),
+                  const SizedBox(height: 16),
+
+                  // ── Info banner ────────────────────────────────
+                  Container(
+                    width: double.infinity,
+                    padding: const EdgeInsets.all(14),
+                    decoration: BoxDecoration(
+                      color: AppColors.infoBg,
+                      borderRadius: BorderRadius.circular(10),
+                      border: Border.all(color: AppColors.divider),
+                    ),
+                    child: Row(
+                      children: [
+                        Icon(Icons.access_time_outlined, color: AppColors.primaryLight, size: 16),
+                        const SizedBox(width: 10),
+                        Expanded(
+                          child: Text(
+                            'The verification code expires in 10 minutes. Check your spam folder if you don\'t see it.',
+                            style: TextStyle(fontSize: 11, color: AppColors.textSecondary, height: 1.4),
+                          ),
+                        ),
+                      ],
+                    ),
+                  ),
+                  const SizedBox(height: 24),
+
+                  // ── Sign out link ─────────────────────────────
+                  GestureDetector(
+                    onTap: () async {
+                      await AuthService.logout();
+                      if (!mounted) return;
+                      Navigator.pushReplacementNamed(context, '/login');
+                    },
+                    child: Text(
+                      'Use a different account',
+                      style: TextStyle(
+                        color: AppColors.textSecondary.withValues(alpha: 0.7),
+                        fontSize: 12,
+                        decoration: TextDecoration.underline,
+                      ),
+                    ),
+                  ),
+                  const SizedBox(height: 30),
+                ],
+              ),
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+
+  Widget _buildCodeField(int index) {
+    return Container(
+      width: 46,
+      height: 56,
+      margin: EdgeInsets.only(left: index == 0 ? 0 : 8),
+      child: TextField(
+        controller: _codeControllers[index],
+        focusNode: _focusNodes[index],
+        keyboardType: TextInputType.number,
+        textAlign: TextAlign.center,
+        maxLength: 1,
+        style: TextStyle(
+          fontSize: 22,
+          fontWeight: FontWeight.w800,
+          color: AppColors.textPrimary,
+          letterSpacing: 0,
+        ),
+        decoration: InputDecoration(
+          counterText: '',
+          filled: true,
+          fillColor: AppColors.inputBg,
+          contentPadding: const EdgeInsets.symmetric(vertical: 14),
+          border: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(12),
+            borderSide: BorderSide(color: AppColors.divider, width: 1.5),
+          ),
+          enabledBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(12),
+            borderSide: BorderSide(color: AppColors.divider, width: 1.5),
+          ),
+          focusedBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(12),
+            borderSide: const BorderSide(color: AppColors.primaryLight, width: 2),
+          ),
+        ),
+        inputFormatters: [FilteringTextInputFormatter.digitsOnly],
+        onChanged: (val) {
+          if (val.isNotEmpty && index < 5) {
+            _focusNodes[index + 1].requestFocus();
+          }
+          // Auto-submit when all 6 digits are filled
+          if (_fullCode.length == 6) {
+            _verify();
+          }
+        },
+      ),
+    );
+  }
+}

check_app/lib/services/auth_service.dart

@@ -10,6 +10,7 @@ class AuthService {
   static String? get token => _token;
   static Map<String, dynamic>? get user => _user;
   static bool get isLoggedIn => _token != null;
+  static bool get isEmailVerified => _user?['email_verified'] == true;
 
   /// Load saved token from disk on app start.
   static Future<bool> loadSavedSession() async {
@@ -26,6 +27,12 @@ class AuthService {
           headers: {'Authorization': 'Bearer $saved'},
         ).timeout(const Duration(seconds: 10));
         if (res.statusCode == 200) {
+          // Update user data from server
+          final body = jsonDecode(res.body);
+          if (body['user'] != null) {
+            _user = body['user'];
+            await prefs.setString('auth_user', jsonEncode(_user));
+          }
           return true;
         }
         // If 503 (space sleeping), keep the saved session and let user in
@@ -57,7 +64,11 @@ class AuthService {
     final body = jsonDecode(res.body);
     if (res.statusCode == 200) {
       await _saveSession(body['token'], body['user']);
-      return {'success': true};
+      return {
+        'success': true,
+        'email_verified': body['user']?['email_verified'] ?? false,
+        'verification_email_sent': body['verification_email_sent'] ?? false,
+      };
     }
     return {'success': false, 'error': body['detail'] ?? 'Registration failed.'};
   }
@@ -75,15 +86,80 @@ class AuthService {
       if (persist) {
         await _saveSession(body['token'], body['user']);
       } else {
-        // Memory-only session — won't survive app restart
         _token = body['token'];
         _user = body['user'];
       }
-      return {'success': true};
+      return {
+        'success': true,
+        'email_verified': body['user']?['email_verified'] ?? false,
+      };
     }
     return {'success': false, 'error': body['detail'] ?? 'Login failed.'};
   }
 
+  /// Check if a username is available.
+  static Future<Map<String, dynamic>> checkUsername(String username) async {
+    final res = await http.post(
+      Uri.parse('$apiBaseUrl/api/check-username'),
+      headers: {'Content-Type': 'application/json'},
+      body: jsonEncode({'username': username}),
+    );
+    return jsonDecode(res.body);
+  }
+
+  /// Update the current user's username.
+  static Future<Map<String, dynamic>> updateProfile(String newUsername) async {
+    if (_token == null) return {'success': false, 'error': 'Not logged in.'};
+    final res = await http.put(
+      Uri.parse('$apiBaseUrl/api/update-profile'),
+      headers: authHeaders,
+      body: jsonEncode({'username': newUsername}),
+    );
+    final body = jsonDecode(res.body);
+    if (res.statusCode == 200 && body['success'] == true) {
+      // Update local user data
+      _user = body['user'];
+      final prefs = await SharedPreferences.getInstance();
+      await prefs.setString('auth_user', jsonEncode(_user));
+      return {'success': true, 'user': body['user']};
+    }
+    return {'success': false, 'error': body['detail'] ?? 'Failed to update profile.'};
+  }
+
+  /// Change the current user's password.
+  static Future<Map<String, dynamic>> changePassword(String currentPassword, String newPassword) async {
+    if (_token == null) return {'success': false, 'error': 'Not logged in.'};
+    final res = await http.put(
+      Uri.parse('$apiBaseUrl/api/change-password'),
+      headers: authHeaders,
+      body: jsonEncode({
+        'current_password': currentPassword,
+        'new_password': newPassword,
+      }),
+    );
+    final body = jsonDecode(res.body);
+    if (res.statusCode == 200 && body['success'] == true) {
+      return {'success': true, 'message': body['message']};
+    }
+    return {'success': false, 'error': body['detail'] ?? 'Failed to change password.'};
+  }
+
+  /// Delete the current user's account permanently.
+  static Future<Map<String, dynamic>> deleteAccount(String password) async {
+    if (_token == null) return {'success': false, 'error': 'Not logged in.'};
+    final res = await http.delete(
+      Uri.parse('$apiBaseUrl/api/delete-account'),
+      headers: authHeaders,
+      body: jsonEncode({'password': password}),
+    );
+    final body = jsonDecode(res.body);
+    if (res.statusCode == 200 && body['success'] == true) {
+      await logout();
+      return {'success': true};
+    }
+    return {'success': false, 'error': body['detail'] ?? 'Failed to delete account.'};
+  }
+
   /// Fetch the user's fact-check history.
   static Future<List<dynamic>> fetchHistory() async {
     if (_token == null) return [];
@@ -120,4 +196,37 @@ class AuthService {
     await prefs.remove('auth_token');
     await prefs.remove('auth_user');
   }
+
+  /// Verify email with a 6-digit code.
+  static Future<Map<String, dynamic>> verifyEmail(String code) async {
+    if (_token == null) return {'success': false, 'error': 'Not logged in.'};
+    final res = await http.post(
+      Uri.parse('$apiBaseUrl/api/verify-email'),
+      headers: authHeaders,
+      body: jsonEncode({'code': code}),
+    );
+    final body = jsonDecode(res.body);
+    if (res.statusCode == 200 && body['success'] == true) {
+      // Update local user verified status
+      _user?['email_verified'] = true;
+      final prefs = await SharedPreferences.getInstance();
+      await prefs.setString('auth_user', jsonEncode(_user));
+      return {'success': true, 'message': body['message']};
+    }
+    return {'success': false, 'error': body['detail'] ?? 'Verification failed.'};
+  }
+
+  /// Resend the verification code email.
+  static Future<Map<String, dynamic>> resendVerification() async {
+    if (_token == null) return {'success': false, 'error': 'Not logged in.'};
+    final res = await http.post(
+      Uri.parse('$apiBaseUrl/api/resend-verification'),
+      headers: authHeaders,
+    );
+    final body = jsonDecode(res.body);
+    if (res.statusCode == 200 && body['success'] == true) {
+      return {'success': true, 'message': body['message']};
+    }
+    return {'success': false, 'error': body['detail'] ?? 'Could not resend verification email.'};
+  }
 }

check_app/lib/services/localization.dart

@@ -0,0 +1,334 @@
+import 'package:flutter/material.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+/// Supported languages
+enum AppLanguage { en, fil, ceb }
+
+/// Global language notifier
+final ValueNotifier<AppLanguage> languageNotifier = ValueNotifier(AppLanguage.en);
+
+Future<void> loadLanguagePreference() async {
+  final prefs = await SharedPreferences.getInstance();
+  final code = prefs.getString('app_language') ?? 'en';
+  languageNotifier.value = AppLanguage.values.firstWhere(
+    (l) => l.name == code,
+    orElse: () => AppLanguage.en,
+  );
+}
+
+Future<void> saveLanguagePreference(AppLanguage lang) async {
+  final prefs = await SharedPreferences.getInstance();
+  await prefs.setString('app_language', lang.name);
+}
+
+/// Get the display name for a language
+String languageDisplayName(AppLanguage lang) {
+  switch (lang) {
+    case AppLanguage.en: return 'English';
+    case AppLanguage.fil: return 'Filipino';
+    case AppLanguage.ceb: return 'Cebuano';
+  }
+}
+
+/// Get the flag emoji for a language
+String languageFlag(AppLanguage lang) {
+  switch (lang) {
+    case AppLanguage.en: return '🇺🇸';
+    case AppLanguage.fil: return '🇵🇭';
+    case AppLanguage.ceb: return '🇵🇭';
+  }
+}
+
+/// Shorthand to get a translated string
+String tr(String key) {
+  final lang = languageNotifier.value;
+  final map = _strings[key];
+  if (map == null) return key;
+  return map[lang] ?? map[AppLanguage.en] ?? key;
+}
+
+/// All UI strings organized by key
+const Map<String, Map<AppLanguage, String>> _strings = {
+  // ── App-wide ──
+  'app_name': {
+    AppLanguage.en: 'BantayPahayag',
+    AppLanguage.fil: 'BantayPahayag',
+    AppLanguage.ceb: 'BantayPahayag',
+  },
+  'news_verification_system': {
+    AppLanguage.en: 'News Verification System',
+    AppLanguage.fil: 'Sistema sa Pag-verify ng Balita',
+    AppLanguage.ceb: 'Sistema sa Pag-verify sa Balita',
+  },
+
+  // ── Home Screen ──
+  'welcome_back': {
+    AppLanguage.en: 'Welcome back,',
+    AppLanguage.fil: 'Mabuhay,',
+    AppLanguage.ceb: 'Maayong pag-abot,',
+  },
+  'verification_tools': {
+    AppLanguage.en: 'Verification Tools',
+    AppLanguage.fil: 'Mga Tool sa Pag-verify',
+    AppLanguage.ceb: 'Mga Tool sa Pag-verify',
+  },
+  'verify_news_today': {
+    AppLanguage.en: "Let's verify the news today.",
+    AppLanguage.fil: 'I-verify natin ang balita ngayon.',
+    AppLanguage.ceb: 'Atong i-verify ang balita karon.',
+  },
+  'check_link': {
+    AppLanguage.en: 'Check Link',
+    AppLanguage.fil: 'I-check ang Link',
+    AppLanguage.ceb: 'I-check ang Link',
+  },
+  'check_link_subtitle': {
+    AppLanguage.en: 'Verify any article URL',
+    AppLanguage.fil: 'I-verify ang URL ng artikulo',
+    AppLanguage.ceb: 'I-verify ang URL sa artikulo',
+  },
+  'check_link_desc': {
+    AppLanguage.en: 'Paste any news article link to instantly verify its credibility through ML analysis and source cross-referencing.',
+    AppLanguage.fil: 'I-paste ang link ng balita para i-verify ang kredibilidad nito gamit ang ML analysis at cross-referencing ng pinagmulan.',
+    AppLanguage.ceb: 'I-paste ang link sa balita aron i-verify ang kredibilidad niini pinaagi sa ML analysis ug cross-referencing sa tinubdan.',
+  },
+  'proofread_article': {
+    AppLanguage.en: 'Proofread Article',
+    AppLanguage.fil: 'I-proofread ang Artikulo',
+    AppLanguage.ceb: 'I-proofread ang Artikulo',
+  },
+  'proofread_subtitle': {
+    AppLanguage.en: 'Paste text to analyze',
+    AppLanguage.fil: 'I-paste ang teksto para suriin',
+    AppLanguage.ceb: 'I-paste ang teksto aron susihon',
+  },
+  'proofread_desc': {
+    AppLanguage.en: 'Paste the full article text for a deep ML-powered analysis with headline consistency check and bias detection.',
+    AppLanguage.fil: 'I-paste ang buong teksto ng artikulo para sa malalim na pagsusuri gamit ang ML, kasama ang pagtsek ng headline at pag-detect ng bias.',
+    AppLanguage.ceb: 'I-paste ang tibuok teksto sa artikulo alang sa lawom nga pagsusi gamit ang ML, lakip ang pagtsek sa headline ug pagdetektar sa bias.',
+  },
+  'how_it_works': {
+    AppLanguage.en: 'How It Works',
+    AppLanguage.fil: 'Paano Ito Gumagana',
+    AppLanguage.ceb: 'Unsaon Kini Paggana',
+  },
+  'how_step_1': {
+    AppLanguage.en: 'Submit a news article link or paste the full text.',
+    AppLanguage.fil: 'Mag-submit ng link ng balita o i-paste ang buong teksto.',
+    AppLanguage.ceb: 'Pag-submit og link sa balita o i-paste ang tibuok teksto.',
+  },
+  'how_step_2': {
+    AppLanguage.en: 'Our ML model analyzes language patterns and credibility signals.',
+    AppLanguage.fil: 'Sinusuri ng aming ML model ang mga pattern ng wika at senyales ng kredibilidad.',
+    AppLanguage.ceb: 'Ang among ML model nag-analisar sa mga pattern sa pinulongan ug senyales sa kredibilidad.',
+  },
+  'how_step_3': {
+    AppLanguage.en: 'Cross-reference with verified news databases and online sources.',
+    AppLanguage.fil: 'Ikukumpara sa mga verified na database ng balita at online sources.',
+    AppLanguage.ceb: 'I-cross-reference sa mga verified nga database sa balita ug online sources.',
+  },
+  'how_step_4': {
+    AppLanguage.en: 'Get a clear verdict with detailed explanations.',
+    AppLanguage.fil: 'Makakuha ng malinaw na hatol kasama ang detalyadong paliwanag.',
+    AppLanguage.ceb: 'Makakuha og tin-aw nga resulta uban ang detalyadong pagpasabot.',
+  },
+
+  // ── Sidebar/Drawer ──
+  'history': {
+    AppLanguage.en: 'History',
+    AppLanguage.fil: 'Kasaysayan',
+    AppLanguage.ceb: 'Kasaysayan',
+  },
+  'settings': {
+    AppLanguage.en: 'Settings',
+    AppLanguage.fil: 'Mga Setting',
+    AppLanguage.ceb: 'Mga Setting',
+  },
+
+  // ── Check Link Screen ──
+  'article_link_checker': {
+    AppLanguage.en: 'Article Link Checker',
+    AppLanguage.fil: 'Tagasuri ng Link ng Artikulo',
+    AppLanguage.ceb: 'Tagsusi sa Link sa Artikulo',
+  },
+  'paste_link_hint': {
+    AppLanguage.en: 'Paste article URL here...',
+    AppLanguage.fil: 'I-paste ang URL ng artikulo dito...',
+    AppLanguage.ceb: 'I-paste ang URL sa artikulo dinhi...',
+  },
+  'verify_article': {
+    AppLanguage.en: 'Verify Article',
+    AppLanguage.fil: 'I-verify ang Artikulo',
+    AppLanguage.ceb: 'I-verify ang Artikulo',
+  },
+
+  // ── Proofread Screen ──
+  'article_proofreader': {
+    AppLanguage.en: 'Article Proofreader',
+    AppLanguage.fil: 'Tagasuri ng Artikulo',
+    AppLanguage.ceb: 'Tagsusi sa Artikulo',
+  },
+  'separate_headline_body': {
+    AppLanguage.en: 'Separate the headline and body for better analysis',
+    AppLanguage.fil: 'Ihiwalay ang headline at nilalaman para sa mas magandang pagsusuri',
+    AppLanguage.ceb: 'Laina ang headline ug sulod alang sa mas maayong pagsusi',
+  },
+  'headline': {
+    AppLanguage.en: 'Headline',
+    AppLanguage.fil: 'Headline',
+    AppLanguage.ceb: 'Headline',
+  },
+  'article_body': {
+    AppLanguage.en: 'Article Body',
+    AppLanguage.fil: 'Nilalaman ng Artikulo',
+    AppLanguage.ceb: 'Sulod sa Artikulo',
+  },
+  'enter_headline_hint': {
+    AppLanguage.en: 'Enter the article headline...',
+    AppLanguage.fil: 'Ilagay ang headline ng artikulo...',
+    AppLanguage.ceb: 'Ibutang ang headline sa artikulo...',
+  },
+  'paste_body_hint': {
+    AppLanguage.en: 'Paste or type the article body text...',
+    AppLanguage.fil: 'I-paste o i-type ang nilalaman ng artikulo...',
+    AppLanguage.ceb: 'I-paste o i-type ang sulod sa artikulo...',
+  },
+  'verify_text': {
+    AppLanguage.en: 'Verify Text',
+    AppLanguage.fil: 'I-verify ang Teksto',
+    AppLanguage.ceb: 'I-verify ang Teksto',
+  },
+  'tip_headline': {
+    AppLanguage.en: 'Tip: Separating the headline helps detect clickbait and misleading titles. The body alone gives the ML model a cleaner signal.',
+    AppLanguage.fil: 'Tip: Ang paghihiwalay ng headline ay tumutulong sa pag-detect ng clickbait at mapanlinlang na mga titulo. Ang nilalaman lamang ang nagbibigay ng mas malinaw na signal sa ML model.',
+    AppLanguage.ceb: 'Tip: Ang paglain sa headline motabang sa pagdetektar sa clickbait ug mapanglimbong nga mga titulo. Ang sulod lang ang mohatag og mas tin-aw nga signal sa ML model.',
+  },
+
+  // ── Results ──
+  'ml_model_analysis': {
+    AppLanguage.en: 'ML Model Analysis',
+    AppLanguage.fil: 'Pagsusuri ng ML Model',
+    AppLanguage.ceb: 'Pagsusi sa ML Model',
+  },
+  'prediction': {
+    AppLanguage.en: 'Prediction',
+    AppLanguage.fil: 'Hula',
+    AppLanguage.ceb: 'Tagna',
+  },
+  'related_news_sources': {
+    AppLanguage.en: 'Related News Sources',
+    AppLanguage.fil: 'Mga Kaugnay na Pinagmulan ng Balita',
+    AppLanguage.ceb: 'Mga May Kalabutan nga Tinubdan sa Balita',
+  },
+  'explanation_lime': {
+    AppLanguage.en: 'Explanation (LIME)',
+    AppLanguage.fil: 'Paliwanag (LIME)',
+    AppLanguage.ceb: 'Pagpasabot (LIME)',
+  },
+  'headline_consistency': {
+    AppLanguage.en: 'Headline Consistency',
+    AppLanguage.fil: 'Pagkakapare-pareho ng Headline',
+    AppLanguage.ceb: 'Pagkakonsistente sa Headline',
+  },
+  'date_warnings': {
+    AppLanguage.en: 'Date Warnings',
+    AppLanguage.fil: 'Mga Babala sa Petsa',
+    AppLanguage.ceb: 'Mga Pasidaan sa Petsa',
+  },
+
+  // ── Login / Register ──
+  'sign_in': {
+    AppLanguage.en: 'Sign In',
+    AppLanguage.fil: 'Mag-sign In',
+    AppLanguage.ceb: 'Mag-sign In',
+  },
+  'sign_up': {
+    AppLanguage.en: 'Sign Up',
+    AppLanguage.fil: 'Mag-sign Up',
+    AppLanguage.ceb: 'Mag-sign Up',
+  },
+  'create_account': {
+    AppLanguage.en: 'Create Account',
+    AppLanguage.fil: 'Gumawa ng Account',
+    AppLanguage.ceb: 'Paghimo og Account',
+  },
+  'email': {
+    AppLanguage.en: 'Email',
+    AppLanguage.fil: 'Email',
+    AppLanguage.ceb: 'Email',
+  },
+  'password': {
+    AppLanguage.en: 'Password',
+    AppLanguage.fil: 'Password',
+    AppLanguage.ceb: 'Password',
+  },
+  'username': {
+    AppLanguage.en: 'Username',
+    AppLanguage.fil: 'Username',
+    AppLanguage.ceb: 'Username',
+  },
+
+  // ── Settings ──
+  'sign_out': {
+    AppLanguage.en: 'Sign Out',
+    AppLanguage.fil: 'Mag-sign Out',
+    AppLanguage.ceb: 'Mag-sign Out',
+  },
+  'delete_account': {
+    AppLanguage.en: 'Delete Account',
+    AppLanguage.fil: 'I-delete ang Account',
+    AppLanguage.ceb: 'I-delete ang Account',
+  },
+  'change_password': {
+    AppLanguage.en: 'Change Password',
+    AppLanguage.fil: 'Palitan ang Password',
+    AppLanguage.ceb: 'Ilisan ang Password',
+  },
+  'change_username': {
+    AppLanguage.en: 'Change Username',
+    AppLanguage.fil: 'Palitan ang Username',
+    AppLanguage.ceb: 'Ilisan ang Username',
+  },
+  'privacy_policy': {
+    AppLanguage.en: 'Privacy Policy',
+    AppLanguage.fil: 'Patakaran sa Privacy',
+    AppLanguage.ceb: 'Palisiya sa Privacy',
+  },
+  'language': {
+    AppLanguage.en: 'Language',
+    AppLanguage.fil: 'Wika',
+    AppLanguage.ceb: 'Pinulongan',
+  },
+
+  // ── Loader ──
+  'analyzing_text': {
+    AppLanguage.en: 'Analyzing Text',
+    AppLanguage.fil: 'Sinusuri ang Teksto',
+    AppLanguage.ceb: 'Gisusi ang Teksto',
+  },
+  'processing_text': {
+    AppLanguage.en: 'Processing text input...',
+    AppLanguage.fil: 'Pinoproseso ang teksto...',
+    AppLanguage.ceb: 'Giproseso ang teksto...',
+  },
+  'running_ml': {
+    AppLanguage.en: 'Running ML classification...',
+    AppLanguage.fil: 'Pinapatakbo ang ML classification...',
+    AppLanguage.ceb: 'Gipadagan ang ML classification...',
+  },
+  'analyzing_phrases': {
+    AppLanguage.en: 'Analyzing key phrases...',
+    AppLanguage.fil: 'Sinusuri ang mga pangunahing parirala...',
+    AppLanguage.ceb: 'Gisusi ang mga importante nga hugpong sa pulong...',
+  },
+  'cross_referencing': {
+    AppLanguage.en: 'Cross-referencing sources...',
+    AppLanguage.fil: 'Ikina-cross-reference ang mga pinagmulan...',
+    AppLanguage.ceb: 'Gina-cross-reference ang mga tinubdan...',
+  },
+  'generating_verdict': {
+    AppLanguage.en: 'Generating verdict...',
+    AppLanguage.fil: 'Ginagawa ang hatol...',
+    AppLanguage.ceb: 'Gihimo ang resulta...',
+  },
+};

check_app/lib/widgets/animated_loader.dart

@@ -103,7 +103,15 @@ class _AnimatedLoaderState extends State<AnimatedLoader> with TickerProviderStat
                   ),
                 ],
               ),
-              child: const Icon(Icons.shield_outlined, color: Colors.white, size: 30),
+              child: ClipRRect(
+                borderRadius: BorderRadius.circular(14),
+                child: Image.asset(
+                  'assets/images/app_logo_dark.jpg',
+                  width: 64,
+                  height: 64,
+                  fit: BoxFit.cover,
+                ),
+              ),
             ),
           ),
           const SizedBox(height: 20),

check_app/lib/widgets/captcha_slider.dart

@@ -0,0 +1,302 @@
+import 'dart:math';
+import 'package:flutter/material.dart';
+import '../main.dart';
+
+/// A modern slider-puzzle CAPTCHA widget.
+/// User must drag the slider handle to the highlighted target zone to verify.
+class CaptchaSlider extends StatefulWidget {
+  final ValueChanged<bool> onVerified;
+  const CaptchaSlider({super.key, required this.onVerified});
+
+  @override
+  State<CaptchaSlider> createState() => _CaptchaSliderState();
+}
+
+class _CaptchaSliderState extends State<CaptchaSlider> with SingleTickerProviderStateMixin {
+  static const double _trackHeight = 48;
+  static const double _handleSize = 44;
+  static const double _targetWidth = 54;
+  static const double _tolerance = 8;
+
+  double _targetPosition = 0; // 0..1 fraction along the track
+  double _handlePosition = 0; // 0..1 fraction
+  bool _verified = false;
+  bool _dragging = false;
+
+  late AnimationController _glowCtrl;
+  late Animation<double> _glowAnim;
+
+  @override
+  void initState() {
+    super.initState();
+    _randomizeTarget();
+    _glowCtrl = AnimationController(duration: const Duration(milliseconds: 800), vsync: this);
+    _glowAnim = CurvedAnimation(parent: _glowCtrl, curve: Curves.easeInOut);
+    _glowCtrl.repeat(reverse: true);
+  }
+
+  @override
+  void dispose() {
+    _glowCtrl.dispose();
+    super.dispose();
+  }
+
+  void _randomizeTarget() {
+    // Target between 30% and 85% of the track
+    _targetPosition = 0.30 + Random().nextDouble() * 0.55;
+  }
+
+  void _onDragUpdate(DragUpdateDetails details, double trackWidth) {
+    if (_verified) return;
+    final usable = trackWidth - _handleSize;
+    setState(() {
+      _handlePosition += details.delta.dx / usable;
+      _handlePosition = _handlePosition.clamp(0.0, 1.0);
+      _dragging = true;
+    });
+  }
+
+  void _onDragEnd(DragEndDetails details, double trackWidth) {
+    if (_verified) return;
+    final usable = trackWidth - _handleSize;
+    final handleCenter = _handlePosition * usable + _handleSize / 2;
+    final targetCenter = _targetPosition * (trackWidth - _targetWidth) + _targetWidth / 2;
+    final distance = (handleCenter - targetCenter).abs();
+
+    if (distance <= _tolerance + _targetWidth / 2) {
+      // Snap to target
+      setState(() {
+        _verified = true;
+        _handlePosition = (_targetPosition * (trackWidth - _targetWidth) + _targetWidth / 2 - _handleSize / 2) / usable;
+        _dragging = false;
+      });
+      _glowCtrl.stop();
+      widget.onVerified(true);
+    } else {
+      // Reset with animation
+      setState(() {
+        _handlePosition = 0;
+        _dragging = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        // Label
+        Row(
+          children: [
+            Icon(
+              _verified ? Icons.verified_user : Icons.security,
+              size: 16,
+              color: _verified ? AppColors.success : AppColors.textSecondary,
+            ),
+            const SizedBox(width: 6),
+            Text(
+              _verified ? 'Verification Complete' : 'Slide to verify you\'re human',
+              style: TextStyle(
+                fontSize: 12,
+                fontWeight: FontWeight.w600,
+                color: _verified ? AppColors.success : AppColors.textSecondary,
+              ),
+            ),
+          ],
+        ),
+        const SizedBox(height: 8),
+
+        // Slider track
+        LayoutBuilder(
+          builder: (context, constraints) {
+            final trackWidth = constraints.maxWidth;
+            final usable = trackWidth - _handleSize;
+            final handleLeft = _handlePosition * usable;
+            final targetLeft = _targetPosition * (trackWidth - _targetWidth);
+
+            return GestureDetector(
+              onHorizontalDragUpdate: (d) => _onDragUpdate(d, trackWidth),
+              onHorizontalDragEnd: (d) => _onDragEnd(d, trackWidth),
+              child: AnimatedBuilder(
+                animation: _glowAnim,
+                builder: (context, child) {
+                  return Container(
+                    height: _trackHeight,
+                    decoration: BoxDecoration(
+                      color: _verified
+                          ? AppColors.success.withValues(alpha: 0.1)
+                          : AppColors.inputBg,
+                      borderRadius: BorderRadius.circular(12),
+                      border: Border.all(
+                        color: _verified
+                            ? AppColors.success.withValues(alpha: 0.5)
+                            : AppColors.divider,
+                        width: 1.5,
+                      ),
+                    ),
+                    child: Stack(
+                      children: [
+                        // Progress fill
+                        if (!_verified)
+                          Positioned(
+                            left: 0, top: 0, bottom: 0,
+                            width: handleLeft + _handleSize / 2,
+                            child: Container(
+                              decoration: BoxDecoration(
+                                gradient: LinearGradient(
+                                  colors: [
+                                    AppColors.primaryLight.withValues(alpha: 0.08),
+                                    AppColors.primaryLight.withValues(alpha: 0.15),
+                                  ],
+                                ),
+                                borderRadius: const BorderRadius.horizontal(left: Radius.circular(11)),
+                              ),
+                            ),
+                          ),
+
+                        // Target zone (pulsing glow)
+                        if (!_verified)
+                          Positioned(
+                            left: targetLeft,
+                            top: 3, bottom: 3,
+                            width: _targetWidth,
+                            child: Container(
+                              decoration: BoxDecoration(
+                                color: AppColors.primaryLight.withValues(alpha: 0.12 + _glowAnim.value * 0.12),
+                                borderRadius: BorderRadius.circular(8),
+                                border: Border.all(
+                                  color: AppColors.primaryLight.withValues(alpha: 0.3 + _glowAnim.value * 0.3),
+                                  width: 2,
+                                ),
+                              ),
+                              child: Center(
+                                child: Icon(
+                                  Icons.gps_fixed,
+                                  size: 18,
+                                  color: AppColors.primaryLight.withValues(alpha: 0.5 + _glowAnim.value * 0.3),
+                                ),
+                              ),
+                            ),
+                          ),
+
+                        // Verified fill
+                        if (_verified)
+                          Positioned.fill(
+                            child: Container(
+                              decoration: BoxDecoration(
+                                gradient: LinearGradient(
+                                  colors: [
+                                    AppColors.success.withValues(alpha: 0.05),
+                                    AppColors.success.withValues(alpha: 0.15),
+                                  ],
+                                ),
+                                borderRadius: BorderRadius.circular(11),
+                              ),
+                              child: const Center(
+                                child: Row(
+                                  mainAxisSize: MainAxisSize.min,
+                                  children: [
+                                    Icon(Icons.check_circle, color: AppColors.success, size: 20),
+                                    SizedBox(width: 6),
+                                    Text(
+                                      'Verified!',
+                                      style: TextStyle(
+                                        color: AppColors.success,
+                                        fontWeight: FontWeight.w700,
+                                        fontSize: 14,
+                                      ),
+                                    ),
+                                  ],
+                                ),
+                              ),
+                            ),
+                          ),
+
+                        // Draggable handle
+                        if (!_verified)
+                          Positioned(
+                            left: handleLeft,
+                            top: (_trackHeight - _handleSize) / 2,
+                            child: Container(
+                              width: _handleSize,
+                              height: _handleSize,
+                              decoration: BoxDecoration(
+                                color: _dragging ? AppColors.primaryLight : AppColors.cardBg,
+                                borderRadius: BorderRadius.circular(10),
+                                border: Border.all(
+                                  color: _dragging ? AppColors.primaryLight : AppColors.divider,
+                                  width: 2,
+                                ),
+                                boxShadow: [
+                                  BoxShadow(
+                                    color: (_dragging ? AppColors.primaryLight : Colors.black).withValues(alpha: 0.15),
+                                    blurRadius: 8,
+                                    offset: const Offset(0, 2),
+                                  ),
+                                ],
+                              ),
+                              child: Icon(
+                                Icons.chevron_right_rounded,
+                                size: 24,
+                                color: _dragging ? Colors.white : AppColors.textSecondary,
+                              ),
+                            ),
+                          ),
+                      ],
+                    ),
+                  );
+                },
+              ),
+            );
+          },
+        ),
+      ],
+    );
+  }
+}
+
+/// Wrapper: AnimatedBuilder = AnimatedWidget using builder pattern
+class AnimatedBuilder extends StatelessWidget {
+  final Animation<double> animation;
+  final Widget Function(BuildContext, Widget?) builder;
+  const AnimatedBuilder({super.key, required this.animation, required this.builder});
+
+  @override
+  Widget build(BuildContext context) {
+    return AnimatedBuilder._internal(animation: animation, builder: builder);
+  }
+
+  // Use AnimatedBuilder from Flutter
+  static Widget _internal({required Animation<double> animation, required Widget Function(BuildContext, Widget?) builder}) {
+    return _AnimatedBuilderWidget(animation: animation, builder: builder);
+  }
+}
+
+class _AnimatedBuilderWidget extends StatefulWidget {
+  final Animation<double> animation;
+  final Widget Function(BuildContext, Widget?) builder;
+  const _AnimatedBuilderWidget({required this.animation, required this.builder});
+
+  @override
+  State<_AnimatedBuilderWidget> createState() => _AnimatedBuilderWidgetState();
+}
+
+class _AnimatedBuilderWidgetState extends State<_AnimatedBuilderWidget> {
+  @override
+  void initState() {
+    super.initState();
+    widget.animation.addListener(_onTick);
+  }
+
+  @override
+  void dispose() {
+    widget.animation.removeListener(_onTick);
+    super.dispose();
+  }
+
+  void _onTick() => setState(() {});
+
+  @override
+  Widget build(BuildContext context) => widget.builder(context, null);
+}

check_app/pubspec.yaml

@@ -60,10 +60,9 @@ flutter:
   # the material Icons class.
   uses-material-design: true
 
-  # To add assets to your application, add an assets section, like this:
-  # assets:
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
+  assets:
+    - assets/images/app_logo_light.jpg
+    - assets/images/app_logo_dark.jpg
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/to/resolution-aware-images

check_app/web/index.html

@@ -18,18 +18,18 @@
 
   <meta charset="UTF-8">
   <meta content="IE=Edge" http-equiv="X-UA-Compatible">
-  <meta name="description" content="A new Flutter project.">
+  <meta name="description" content="BantayPahayag - News Verification System">
 
   <!-- iOS meta tags & icons -->
   <meta name="mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black">
-  <meta name="apple-mobile-web-app-title" content="check_app">
+  <meta name="apple-mobile-web-app-title" content="BantayPahayag">
   <link rel="apple-touch-icon" href="icons/Icon-192.png">
 
   <!-- Favicon -->
   <link rel="icon" type="image/png" href="favicon.png"/>
 
-  <title>check_app</title>
+  <title>BantayPahayag</title>
   <link rel="manifest" href="manifest.json">
 </head>
 <body>

check_app/web/manifest.json

@@ -1,11 +1,11 @@
 {
-    "name": "check_app",
-    "short_name": "check_app",
+    "name": "BantayPahayag",
+    "short_name": "BantayPahayag",
     "start_url": ".",
     "display": "standalone",
     "background_color": "#0175C2",
     "theme_color": "#0175C2",
-    "description": "A new Flutter project.",
+    "description": "News Verification System",
     "orientation": "portrait-primary",
     "prefer_related_applications": false,
     "icons": [

check_app/windows/runner/main.cpp

@@ -27,7 +27,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
   FlutterWindow window(project);
   Win32Window::Point origin(10, 10);
   Win32Window::Size size(1280, 720);
-  if (!window.Create(L"check_app", origin, size)) {
+  if (!window.Create(L"BantayPahayag", origin, size)) {
     return EXIT_FAILURE;
   }
   window.SetQuitOnClose(true);

checker/external/core.py

@@ -1,5 +1,6 @@
 import sys
 import os
+import logging
 
 # Add project root to path
 sys.path.insert(
@@ -7,28 +8,81 @@ sys.path.insert(
 )
 
 from checker.external.local_search import find_related_articles
-from checker.external.web_search import search_google_news, extract_search_query
+from checker.external.web_search import (
+    search_google_news_multilingual,
+    extract_search_query,
+)
 from checker.external.scraper import fetch_all_news
 from db.database import insert_articles, init_db
 
+logger = logging.getLogger(__name__)
+
+# ── Language detection + translation ─────────────────────────────────
+_translator = None
+_detector_available = False
+
+try:
+    from langdetect import detect as _detect_lang
+    _detector_available = True
+except ImportError:
+    logger.warning("langdetect not installed — language detection disabled")
+    _detect_lang = None
+
+try:
+    from deep_translator import GoogleTranslator
+    _translator_available = True
+except ImportError:
+    logger.warning("deep-translator not installed — translation disabled")
+    GoogleTranslator = None
+    _translator_available = False
+
+
+def detect_language(text: str) -> str:
+    """Detect the language of the input text. Returns ISO 639-1 code."""
+    if not _detector_available or not text or len(text.strip()) < 20:
+        return "en"
+    try:
+        lang = _detect_lang(text)
+        # langdetect returns 'tl' for Tagalog/Filipino, 'ceb' for Cebuano
+        return lang
+    except Exception:
+        return "en"
+
+
+def translate_to_english(text: str, source_lang: str) -> str:
+    """Translate text to English for ML processing."""
+    if source_lang == "en" or not _translator_available or not GoogleTranslator:
+        return text
+    try:
+        # deep-translator uses 'auto' for auto-detection or specific codes
+        translated = GoogleTranslator(source=source_lang, target="en").translate(text)
+        if translated:
+            logger.info("Translated %s → en (%d chars)", source_lang, len(text))
+            return translated
+        return text
+    except Exception as exc:
+        logger.warning("Translation failed (%s→en): %s", source_lang, exc)
+        return text
+
 
 class ExternalChecker:
     def __init__(self):
         """Initialize the external checker and ensure database is ready."""
         init_db()
 
-    def check_claim(self, claim_text):
+    def check_claim(self, claim_text, translated_text=None):
         """
         Check a claim against the local database and external web search.
 
         Args:
-            claim_text (str): The claim or article text to verify.
+            claim_text (str): The claim or article text to verify (original language).
+            translated_text (str, optional): English translation for search boost.
 
         Returns:
             dict: Structured results containing:
                 - "db_results": List of dicts from local DB search.
                 - "web_results": List of dicts from Google News search.
-                - "verdict": Preliminary verdict string ("VERIFIED", "WEAK MATCH", etc).
+                - "verdict": Preliminary verdict string.
                 - "top_score": Highest semantic similarity score (float) or 0.0.
         """
         if not claim_text or not claim_text.strip():
@@ -39,14 +93,20 @@ class ExternalChecker:
                 "top_score": 0.0,
             }
 
-        # 1. Search local database
-        db_results = find_related_articles(claim_text)
+        # 1. Search local database (use translated text if available for better matching)
+        search_text = translated_text if translated_text else claim_text
+        db_results = find_related_articles(search_text)
         top_score = db_results[0]["similarity"] if db_results else 0.0
         has_strong_db_match = top_score >= 0.55
 
-        # 2. Search web (always run, but context depends on DB results)
+        # 2. Multilingual web search — searches in English + Filipino editions
         query = extract_search_query(claim_text)
-        web_results = search_google_news(query, max_results=5)
+        translated_query = extract_search_query(translated_text) if translated_text else None
+        web_results = search_google_news_multilingual(
+            query,
+            translated_query=translated_query,
+            max_results=10,
+        )
 
         # 3. Determine verdict
         if has_strong_db_match:

checker/external/web_search.py

@@ -101,7 +101,7 @@ def extract_search_query(text, max_words=10):
     return " ".join(keywords[:max_words])
 
 
-def search_google_news(query, max_results=5):
+def search_google_news(query, max_results=10):
     """Search Google News RSS for articles matching the query.
 
     Returns a list of dicts with title, source, url, and published date.
@@ -138,3 +138,85 @@ def search_google_news(query, max_results=5):
         )
 
     return results
+
+
+def search_google_news_multilingual(query, translated_query=None, max_results=10):
+    """Search Google News in multiple language editions and merge results.
+
+    Searches in:
+      - English (Philippines edition)
+      - Filipino edition
+      - Cebuano edition (if available)
+
+    Results are deduplicated by title similarity.
+    """
+    # Language editions to search
+    editions = [
+        ("en-PH", "PH", "PH:en"),   # English - Philippines
+        ("tl", "PH", "PH:tl"),       # Filipino / Tagalog
+    ]
+
+    all_results = []
+    seen_titles = set()
+
+    # Search with the original query in all editions
+    for hl, gl, ceid in editions:
+        encoded = quote_plus(query)
+        rss_url = (
+            f"https://news.google.com/rss/search?"
+            f"q={encoded}&hl={hl}&gl={gl}&ceid={ceid}"
+        )
+        try:
+            feed = feedparser.parse(rss_url)
+            for entry in feed.entries[:max_results]:
+                title = entry.get("title", "")
+                source = ""
+                if " - " in title:
+                    parts = title.rsplit(" - ", 1)
+                    title = parts[0]
+                    source = parts[1]
+
+                # Simple dedup by lowercase title prefix
+                title_key = title.lower()[:50]
+                if title_key not in seen_titles:
+                    seen_titles.add(title_key)
+                    all_results.append({
+                        "title": title,
+                        "source": source,
+                        "url": entry.get("link", ""),
+                        "published": entry.get("published", "N/A"),
+                    })
+        except Exception:
+            continue
+
+    # If we have a translated query (e.g. English version of Filipino input),
+    # also search with that
+    if translated_query and translated_query.lower() != query.lower():
+        encoded = quote_plus(translated_query)
+        rss_url = (
+            f"https://news.google.com/rss/search?"
+            f"q={encoded}&hl=en-PH&gl=PH&ceid=PH:en"
+        )
+        try:
+            feed = feedparser.parse(rss_url)
+            for entry in feed.entries[:max_results]:
+                title = entry.get("title", "")
+                source = ""
+                if " - " in title:
+                    parts = title.rsplit(" - ", 1)
+                    title = parts[0]
+                    source = parts[1]
+
+                title_key = title.lower()[:50]
+                if title_key not in seen_titles:
+                    seen_titles.add(title_key)
+                    all_results.append({
+                        "title": title,
+                        "source": source,
+                        "url": entry.get("link", ""),
+                        "published": entry.get("published", "N/A"),
+                    })
+        except Exception:
+            pass
+
+    return all_results[:max_results]

db/database.py

@@ -53,12 +53,45 @@ def init_db():
         CREATE TABLE IF NOT EXISTS users (
             id SERIAL PRIMARY KEY,
             email TEXT NOT NULL UNIQUE,
-            username TEXT NOT NULL,
+            username TEXT NOT NULL UNIQUE,
             password_hash TEXT NOT NULL,
+            email_verified BOOLEAN NOT NULL DEFAULT FALSE,
+            verification_code TEXT,
+            verification_code_expires TIMESTAMP,
             created_at TIMESTAMP NOT NULL DEFAULT NOW()
         )
     """
     )
+    # Add UNIQUE constraint on username if it doesn't exist yet (for existing DBs)
+    try:
+        cursor.execute(
+            "ALTER TABLE users ADD CONSTRAINT users_username_unique UNIQUE (username)"
+        )
+    except psycopg2.errors.DuplicateTable:
+        conn.rollback()
+        cursor = conn.cursor()
+    # Add email verification columns for existing DBs
+    email_verified_added = False
+    for col, col_def in [
+        ("email_verified", "BOOLEAN NOT NULL DEFAULT FALSE"),
+        ("verification_code", "TEXT"),
+        ("verification_code_expires", "TIMESTAMP"),
+    ]:
+        try:
+            cursor.execute(f"ALTER TABLE users ADD COLUMN {col} {col_def}")
+            conn.commit()
+            if col == "email_verified":
+                email_verified_added = True
+        except psycopg2.errors.DuplicateColumn:
+            conn.rollback()
+            cursor = conn.cursor()
+    # Mark all pre-existing accounts as verified (they existed before this feature)
+    if email_verified_added:
+        cursor.execute(
+            "UPDATE users SET email_verified = TRUE WHERE verification_code IS NULL"
+        )
+        conn.commit()
+        logger.info("Marked all pre-existing accounts as email_verified = TRUE")
     cursor.execute(
         """
         CREATE TABLE IF NOT EXISTS check_history (
@@ -112,7 +145,7 @@ def get_user_by_id(user_id: int) -> dict | None:
     conn = get_connection()
     cursor = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)
     cursor.execute(
-        "SELECT id, email, username, created_at FROM users WHERE id = %s",
+        "SELECT id, email, username, email_verified, created_at FROM users WHERE id = %s",
         (user_id,),
     )
     row = cursor.fetchone()
@@ -120,6 +153,121 @@ def get_user_by_id(user_id: int) -> dict | None:
     return dict(row) if row else None
 
 
+def get_user_by_username(username: str) -> dict | None:
+    """Look up a user by username. Returns row or None."""
+    conn = get_connection()
+    cursor = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)
+    cursor.execute(
+        "SELECT id, email, username, created_at FROM users WHERE LOWER(username) = LOWER(%s)",
+        (username,),
+    )
+    row = cursor.fetchone()
+    conn.close()
+    return dict(row) if row else None
+
+
+def update_username(user_id: int, new_username: str) -> dict | None:
+    """Update a user's username. Returns updated user dict or None on conflict."""
+    conn = get_connection()
+    cursor = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)
+    try:
+        cursor.execute(
+            "UPDATE users SET username = %s WHERE id = %s RETURNING id, email, username, created_at",
+            (new_username, user_id),
+        )
+        user = cursor.fetchone()
+        conn.commit()
+        return dict(user) if user else None
+    except psycopg2.errors.UniqueViolation:
+        conn.rollback()
+        return None
+    finally:
+        conn.close()
+
+
+def update_user_password(user_id: int, new_password_hash: str) -> bool:
+    """Update a user's password hash. Returns True on success."""
+    conn = get_connection()
+    cursor = conn.cursor()
+    cursor.execute(
+        "UPDATE users SET password_hash = %s WHERE id = %s",
+        (new_password_hash, user_id),
+    )
+    affected = cursor.rowcount
+    conn.commit()
+    conn.close()
+    return affected > 0
+
+
+def delete_user(user_id: int) -> bool:
+    """Delete a user account and all related data. Returns True if deleted."""
+    conn = get_connection()
+    cursor = conn.cursor()
+    cursor.execute("DELETE FROM users WHERE id = %s", (user_id,))
+    affected = cursor.rowcount
+    conn.commit()
+    conn.close()
+    return affected > 0
+
+
+def set_verification_code(user_id: int, code: str, expires_at) -> bool:
+    """Store a verification code for the user."""
+    conn = get_connection()
+    cursor = conn.cursor()
+    cursor.execute(
+        "UPDATE users SET verification_code = %s, verification_code_expires = %s WHERE id = %s",
+        (code, expires_at, user_id),
+    )
+    affected = cursor.rowcount
+    conn.commit()
+    conn.close()
+    return affected > 0
+
+
+def verify_email_code(user_id: int, code: str) -> str:
+    """
+    Verify the email code for a user.
+    Returns 'ok', 'invalid', or 'expired'.
+    """
+    conn = get_connection()
+    cursor = conn.cursor(cursor_factory=psycopg2.extras.RealDictCursor)
+    cursor.execute(
+        "SELECT verification_code, verification_code_expires FROM users WHERE id = %s",
+        (user_id,),
+    )
+    row = cursor.fetchone()
+    if not row or not row["verification_code"]:
+        conn.close()
+        return "invalid"
+
+    if row["verification_code"] != code:
+        conn.close()
+        return "invalid"
+
+    if row["verification_code_expires"] and row["verification_code_expires"] < datetime.now():
+        conn.close()
+        return "expired"
+
+    # Mark as verified and clear the code
+    cursor.execute(
+        "UPDATE users SET email_verified = TRUE, verification_code = NULL, verification_code_expires = NULL WHERE id = %s",
+        (user_id,),
+    )
+    conn.commit()
+    conn.close()
+    return "ok"
+
+
+def is_email_verified(user_id: int) -> bool:
+    """Check if a user's email is verified."""
+    conn = get_connection()
+    cursor = conn.cursor()
+    cursor.execute("SELECT email_verified FROM users WHERE id = %s", (user_id,))
+    row = cursor.fetchone()
+    conn.close()
+    return bool(row and row[0])
+
+
 # ── Check-history helpers ─────────────────────────────────────────────
 
 def save_check_history(user_id: int, input_text: str, final_verdict: str, result_json: str):