diff --git a/reactrebuild0825/src/components/auth/ProtectedRoute.tsx b/reactrebuild0825/src/components/auth/ProtectedRoute.tsx
new file mode 100644
index 0000000..85b4270
--- /dev/null
+++ b/reactrebuild0825/src/components/auth/ProtectedRoute.tsx
@@ -0,0 +1,114 @@
+import React, { useEffect } from 'react';
+
+import { Navigate, useLocation } from 'react-router-dom';
+
+import { useAuth } from '../../hooks/useAuth';
+import { Skeleton } from '../loading/Skeleton';
+
+import type { User } from '../../types/auth';
+
+export interface ProtectedRouteProps {
+  children: React.ReactNode;
+  roles?: User['role'][];
+  permissions?: string[];
+  requireAll?: boolean; // If true, user must have ALL specified roles/permissions
+  fallbackPath?: string;
+  redirectTo?: string;
+}
+
+/**
+ * ProtectedRoute component that guards routes based on authentication and authorization
+ * 
+ * Features:
+ * - Redirects unauthenticated users to login
+ * - Remembers intended destination for post-login redirect
+ * - Supports role-based access control
+ * - Supports permission-based access control
+ * - Shows loading state during authentication check
+ */
+export function ProtectedRoute({
+  children,
+  roles = [],
+  permissions = [],
+  requireAll = false,
+  fallbackPath = '/unauthorized',
+  redirectTo = '/login',
+}: ProtectedRouteProps) {
+  const { isLoading, isAuthenticated, hasRole, hasPermission } = useAuth();
+  const location = useLocation();
+
+  // Store intended destination for post-login redirect
+  useEffect(() => {
+    if (!isAuthenticated && !isLoading) {
+      sessionStorage.setItem('auth_redirect_after_login', location.pathname + location.search);
+    }
+  }, [isAuthenticated, isLoading, location]);
+
+  // Show loading skeleton while checking authentication
+  if (isLoading) {
+    return <Skeleton.Page loadingText="Verifying authentication..." />;
+  }
+
+  // Redirect to login if not authenticated
+  if (!isAuthenticated) {
+    return <Navigate to={redirectTo} state={{ from: location }} replace />;
+  }
+
+  // Check role-based access if roles are specified
+  if (roles.length > 0) {
+    const roleCheck = requireAll 
+      ? roles.every(role => hasRole(role))
+      : roles.some(role => hasRole(role));
+    
+    if (!roleCheck) {
+      return <Navigate to={fallbackPath} replace />;
+    }
+  }
+
+  // Check permission-based access if permissions are specified
+  if (permissions.length > 0) {
+    const permissionCheck = requireAll
+      ? permissions.every(permission => hasPermission(permission))
+      : permissions.some(permission => hasPermission(permission));
+    
+    if (!permissionCheck) {
+      return <Navigate to={fallbackPath} replace />;
+    }
+  }
+
+  // User is authenticated and authorized
+  return <>{children}</>;
+}
+
+/**
+ * Convenience component for admin-only routes
+ */
+export function AdminRoute({ children, ...props }: Omit<ProtectedRouteProps, 'roles'>) {
+  return (
+    <ProtectedRoute roles={['admin']} {...props}>
+      {children}
+    </ProtectedRoute>
+  );
+}
+
+/**
+ * Convenience component for organizer+ routes (organizer or admin)
+ */
+export function OrganizerRoute({ children, ...props }: Omit<ProtectedRouteProps, 'roles'>) {
+  return (
+    <ProtectedRoute roles={['organizer', 'admin']} {...props}>
+      {children}
+    </ProtectedRoute>
+  );
+}
+
+/**
+ * Convenience component for authenticated routes (any role)
+ */
+export function AuthenticatedRoute({ children, ...props }: Omit<ProtectedRouteProps, 'roles'>) {
+  return (
+    <ProtectedRoute {...props}>
+      {children}
+    </ProtectedRoute>
+  );
+}
\ No newline at end of file
diff --git a/reactrebuild0825/src/components/auth/index.ts b/reactrebuild0825/src/components/auth/index.ts
new file mode 100644
index 0000000..51afd96
--- /dev/null
+++ b/reactrebuild0825/src/components/auth/index.ts
@@ -0,0 +1,8 @@
+// Authentication components exports
+export { 
+  ProtectedRoute, 
+  AdminRoute, 
+  OrganizerRoute, 
+  AuthenticatedRoute,
+  type ProtectedRouteProps 
+} from './ProtectedRoute';
\ No newline at end of file
diff --git a/reactrebuild0825/src/contexts/AuthContext.tsx b/reactrebuild0825/src/contexts/AuthContext.tsx
new file mode 100644
index 0000000..0fdb743
--- /dev/null
+++ b/reactrebuild0825/src/contexts/AuthContext.tsx
@@ -0,0 +1,297 @@
+import React, { createContext, useContext, useReducer, useEffect } from 'react';
+
+import {
+  MOCK_USERS,
+  ROLE_PERMISSIONS,
+} from '../types/auth';
+
+import type {
+  AuthContextType,
+  AuthState,
+  User,
+  UserPreferences,
+  LoginCredentials} from '../types/auth';
+
+// Local storage keys
+const AUTH_STORAGE_KEY = 'bct_auth_user';
+const AUTH_REMEMBER_KEY = 'bct_auth_remember';
+
+// Initial state
+const initialState: AuthState = {
+  user: null,
+  isLoading: true,
+  isAuthenticated: false,
+};
+
+// Action types
+type AuthAction =
+  | { type: 'SET_LOADING'; payload: boolean }
+  | { type: 'LOGIN_SUCCESS'; payload: User }
+  | { type: 'LOGOUT' }
+  | { type: 'UPDATE_USER'; payload: Partial<User> }
+  | { type: 'UPDATE_PREFERENCES'; payload: Partial<UserPreferences> };
+
+// Auth reducer
+function authReducer(state: AuthState, action: AuthAction): AuthState {
+  switch (action.type) {
+    case 'SET_LOADING':
+      return {
+        ...state,
+        isLoading: action.payload,
+      };
+
+    case 'LOGIN_SUCCESS':
+      return {
+        ...state,
+        user: action.payload,
+        isAuthenticated: true,
+        isLoading: false,
+      };
+
+    case 'LOGOUT':
+      return {
+        ...state,
+        user: null,
+        isAuthenticated: false,
+        isLoading: false,
+      };
+
+    case 'UPDATE_USER':
+      if (!state.user) {return state;}
+      return {
+        ...state,
+        user: {
+          ...state.user,
+          ...action.payload,
+        },
+      };
+
+    case 'UPDATE_PREFERENCES':
+      if (!state.user) {return state;}
+      return {
+        ...state,
+        user: {
+          ...state.user,
+          preferences: {
+            ...state.user.preferences,
+            ...action.payload,
+          },
+        },
+      };
+
+    default:
+      return state;
+  }
+}
+
+// Create context
+const AuthContext = createContext<AuthContextType | undefined>(undefined);
+
+// Auth provider component
+export function AuthProvider({ children }: { children: React.ReactNode }) {
+  const [state, dispatch] = useReducer(authReducer, initialState);
+
+  // Initialize auth state from localStorage
+  useEffect(() => {
+    const initializeAuth = async () => {
+      try {
+        const savedUser = localStorage.getItem(AUTH_STORAGE_KEY);
+        const rememberMe = localStorage.getItem(AUTH_REMEMBER_KEY) === 'true';
+
+        if (savedUser && rememberMe) {
+          const user: User = JSON.parse(savedUser);
+          
+          // Simulate API validation delay
+          await new Promise(resolve => setTimeout(resolve, 500));
+          
+          // Update last login timestamp
+          const updatedUser = {
+            ...user,
+            metadata: {
+              ...user.metadata,
+              lastLogin: new Date().toISOString(),
+            },
+          };
+
+          dispatch({ type: 'LOGIN_SUCCESS', payload: updatedUser });
+          localStorage.setItem(AUTH_STORAGE_KEY, JSON.stringify(updatedUser));
+        } else {
+          dispatch({ type: 'SET_LOADING', payload: false });
+        }
+      } catch (error) {
+        console.error('Failed to initialize auth:', error);
+        dispatch({ type: 'SET_LOADING', payload: false });
+      }
+    };
+
+    initializeAuth();
+  }, []);
+
+  // Mock login function
+  const login = async (credentials: LoginCredentials): Promise<void> => {
+    dispatch({ type: 'SET_LOADING', payload: true });
+
+    try {
+      // Simulate API call delay
+      await new Promise(resolve => setTimeout(resolve, 1000 + Math.random() * 1000));
+
+      // Check if user exists in mock data
+      const user = MOCK_USERS[credentials.email];
+      
+      if (!user) {
+        throw new Error('Invalid email or password');
+      }
+
+      // Simulate password validation (in real app, this would be server-side)
+      if (credentials.password.length < 3) {
+        throw new Error('Invalid email or password');
+      }
+
+      // Update user's last login
+      const authenticatedUser: User = {
+        ...user,
+        metadata: {
+          ...user.metadata,
+          lastLogin: new Date().toISOString(),
+        },
+      };
+
+      // Store in localStorage if remember me is checked
+      if (credentials.rememberMe) {
+        localStorage.setItem(AUTH_STORAGE_KEY, JSON.stringify(authenticatedUser));
+        localStorage.setItem(AUTH_REMEMBER_KEY, 'true');
+      } else {
+        localStorage.removeItem(AUTH_STORAGE_KEY);
+        localStorage.setItem(AUTH_REMEMBER_KEY, 'false');
+      }
+
+      dispatch({ type: 'LOGIN_SUCCESS', payload: authenticatedUser });
+    } catch (error) {
+      dispatch({ type: 'SET_LOADING', payload: false });
+      throw error;
+    }
+  };
+
+  // Logout function
+  const logout = async (): Promise<void> => {
+    try {
+      // Simulate API call delay
+      await new Promise(resolve => setTimeout(resolve, 300));
+
+      // Clear localStorage
+      localStorage.removeItem(AUTH_STORAGE_KEY);
+      localStorage.removeItem(AUTH_REMEMBER_KEY);
+
+      dispatch({ type: 'LOGOUT' });
+    } catch (error) {
+      console.error('Logout failed:', error);
+      // Force logout even if API call fails
+      localStorage.removeItem(AUTH_STORAGE_KEY);
+      localStorage.removeItem(AUTH_REMEMBER_KEY);
+      dispatch({ type: 'LOGOUT' });
+    }
+  };
+
+  // Update user profile
+  const updateProfile = async (updates: Partial<User>): Promise<void> => {
+    if (!state.user) {
+      throw new Error('No authenticated user');
+    }
+
+    try {
+      // Simulate API call delay
+      await new Promise(resolve => setTimeout(resolve, 500));
+
+      const updatedUser = { ...state.user, ...updates };
+      
+      // Update localStorage if remember me is enabled
+      const rememberMe = localStorage.getItem(AUTH_REMEMBER_KEY) === 'true';
+      if (rememberMe) {
+        localStorage.setItem(AUTH_STORAGE_KEY, JSON.stringify(updatedUser));
+      }
+
+      dispatch({ type: 'UPDATE_USER', payload: updates });
+    } catch (error) {
+      console.error('Failed to update profile:', error);
+      throw error;
+    }
+  };
+
+  // Update user preferences
+  const updatePreferences = async (preferences: Partial<UserPreferences>): Promise<void> => {
+    if (!state.user) {
+      throw new Error('No authenticated user');
+    }
+
+    try {
+      // Simulate API call delay
+      await new Promise(resolve => setTimeout(resolve, 300));
+
+      const updatedUser = {
+        ...state.user,
+        preferences: { ...state.user.preferences, ...preferences },
+      };
+
+      // Update localStorage if remember me is enabled
+      const rememberMe = localStorage.getItem(AUTH_REMEMBER_KEY) === 'true';
+      if (rememberMe) {
+        localStorage.setItem(AUTH_STORAGE_KEY, JSON.stringify(updatedUser));
+      }
+
+      dispatch({ type: 'UPDATE_PREFERENCES', payload: preferences });
+    } catch (error) {
+      console.error('Failed to update preferences:', error);
+      throw error;
+    }
+  };
+
+  // Check if user has specific role(s)
+  const hasRole = (role: User['role'] | User['role'][]): boolean => {
+    if (!state.user) {return false;}
+    
+    const roles = Array.isArray(role) ? role : [role];
+    return roles.includes(state.user.role);
+  };
+
+  // Check if user has specific permission
+  const hasPermission = (permission: string): boolean => {
+    if (!state.user) {return false;}
+
+    const userPermissions = ROLE_PERMISSIONS[state.user.role];
+    
+    // Check for wildcard admin permission
+    if (userPermissions.includes('admin:*')) {return true;}
+    
+    // Check for specific permission
+    if (userPermissions.includes(permission)) {return true;}
+    
+    // Check for wildcard permission (e.g., "events:*" covers "events:create")
+    const [resource] = permission.split(':');
+    return userPermissions.includes(`${resource}:*`);
+  };
+
+  const contextValue: AuthContextType = {
+    ...state,
+    login,
+    logout,
+    updateProfile,
+    updatePreferences,
+    hasRole,
+    hasPermission,
+  };
+
+  return (
+    <AuthContext.Provider value={contextValue}>
+      {children}
+    </AuthContext.Provider>
+  );
+}
+
+// Custom hook to use auth context
+export function useAuth(): AuthContextType {
+  const context = useContext(AuthContext);
+  if (context === undefined) {
+    throw new Error('useAuth must be used within an AuthProvider');
+  }
+  return context;
+}
\ No newline at end of file
diff --git a/reactrebuild0825/src/hooks/useAuth.ts b/reactrebuild0825/src/hooks/useAuth.ts
new file mode 100644
index 0000000..df89c97
--- /dev/null
+++ b/reactrebuild0825/src/hooks/useAuth.ts
@@ -0,0 +1,2 @@
+// Re-export useAuth hook from AuthContext for better organization
+export { useAuth } from '../contexts/AuthContext';
\ No newline at end of file
diff --git a/reactrebuild0825/src/pages/LoginPage.tsx b/reactrebuild0825/src/pages/LoginPage.tsx
new file mode 100644
index 0000000..ec0a29e
--- /dev/null
+++ b/reactrebuild0825/src/pages/LoginPage.tsx
@@ -0,0 +1,307 @@
+import React, { useState } from 'react';
+
+import { Navigate, useLocation, Link } from 'react-router-dom';
+
+import { Eye, EyeOff, Lock, Mail, AlertCircle, Loader2 } from 'lucide-react';
+
+import { Alert } from '../components/ui/Alert';
+import { Button } from '../components/ui/Button';
+import { Card, CardHeader, CardBody } from '../components/ui/Card';
+import { Input } from '../components/ui/Input';
+import { useAuth } from '../hooks/useAuth';
+import { MOCK_USERS } from '../types/auth';
+
+/**
+ * LoginPage component with mock authentication
+ * 
+ * Features:
+ * - Email/password form with validation
+ * - Remember me functionality
+ * - Loading states during authentication
+ * - Error handling with user-friendly messages
+ * - Responsive design with glassmorphism theme
+ * - Demo user accounts display
+ * - Redirects to intended destination after login
+ */
+export function LoginPage() {
+  const { login, isAuthenticated, isLoading } = useAuth();
+  const location = useLocation();
+
+  const [formData, setFormData] = useState({
+    email: '',
+    password: '',
+    rememberMe: false,
+  });
+  const [showPassword, setShowPassword] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+  const [isSubmitting, setIsSubmitting] = useState(false);
+
+  // Get redirect destination from location state or session storage
+  const getRedirectPath = (): string => {
+    const from = (location.state)?.from?.pathname;
+    const sessionRedirect = sessionStorage.getItem('auth_redirect_after_login');
+    return from ?? sessionRedirect ?? '/dashboard';
+  };
+
+  // Redirect if already authenticated
+  if (isAuthenticated) {
+    const redirectPath = getRedirectPath();
+    sessionStorage.removeItem('auth_redirect_after_login');
+    return <Navigate to={redirectPath} replace />;
+  }
+
+  // Show loading screen during initial auth check
+  if (isLoading) {
+    return (
+      <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 dark:from-slate-900 dark:to-slate-800 
+                      flex items-center justify-center">
+        <div className="text-center">
+          <div className="inline-block animate-spin rounded-full h-8 w-8 border-b-2 border-gold-600" />
+          <p className="mt-4 text-slate-600 dark:text-slate-400">Loading...</p>
+        </div>
+      </div>
+    );
+  }
+
+  const handleInputChange = (e: React.ChangeEvent<HTMLInputElement>): void => {
+    const { name, value, type, checked } = e.target;
+    setFormData(prev => ({
+      ...prev,
+      [name]: type === 'checkbox' ? checked : value,
+    }));
+    
+    // Clear error when user starts typing
+    if (error) {
+      setError(null);
+    }
+  };
+
+  const handleSubmit = async (e: React.FormEvent) => {
+    e.preventDefault();
+    
+    if (isSubmitting) {return;}
+
+    // Basic validation
+    if (!formData.email.trim()) {
+      setError('Email is required');
+      return;
+    }
+    
+    if (!formData.password) {
+      setError('Password is required');
+      return;
+    }
+
+    setIsSubmitting(true);
+    setError(null);
+
+    try {
+      await login(formData);
+      // Redirect will happen automatically via the Navigate component above
+    } catch (err) {
+      setError(err instanceof Error ? err.message : 'Login failed. Please try again.');
+    } finally {
+      setIsSubmitting(false);
+    }
+  };
+
+  const fillDemoUser = (email: string) => {
+    setFormData(prev => ({
+      ...prev,
+      email,
+      password: 'demo123',
+    }));
+    setError(null);
+  };
+
+  return (
+    <div className="min-h-screen bg-gradient-to-br from-slate-50 to-slate-100 dark:from-slate-900 dark:to-slate-800 
+                    flex items-center justify-center p-4">
+      <div className="w-full max-w-md space-y-6">
+        {/* Logo and branding */}
+        <div className="text-center">
+          <div className="mx-auto h-16 w-16 bg-gradient-to-br from-gold-400 to-gold-600 rounded-full 
+                         flex items-center justify-center mb-4">
+            <Lock className="h-8 w-8 text-white" />
+          </div>
+          <h1 className="text-3xl font-bold text-slate-900 dark:text-slate-100">
+            Black Canyon Tickets
+          </h1>
+          <p className="mt-2 text-slate-600 dark:text-slate-400">
+            Sign in to your account
+          </p>
+        </div>
+
+        {/* Login form */}
+        <Card className="bg-white/80 dark:bg-slate-800/80 backdrop-blur-md border-slate-200/60 dark:border-slate-700/60">
+          <CardHeader>
+            <h2 className="text-xl font-semibold text-slate-900 dark:text-slate-100">
+              Welcome back
+            </h2>
+            <p className="text-sm text-slate-600 dark:text-slate-400">
+              Please sign in to continue
+            </p>
+          </CardHeader>
+
+          <CardBody>
+            {/* Error alert */}
+            {error && (
+              <Alert variant="error" className="mb-6">
+                <AlertCircle className="h-4 w-4" />
+                {error}
+              </Alert>
+            )}
+
+            <form onSubmit={handleSubmit} className="space-y-4">
+              {/* Email input */}
+              <div>
+                <label htmlFor="email" className="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-2">
+                  Email address
+                </label>
+                <div className="relative">
+                  <Mail className="absolute left-3 top-1/2 transform -translate-y-1/2 h-5 w-5 text-slate-400" />
+                  <Input
+                    id="email"
+                    name="email"
+                    type="email"
+                    autoComplete="email"
+                    required
+                    value={formData.email}
+                    onChange={handleInputChange}
+                    className="pl-10"
+                    placeholder="Enter your email"
+                    disabled={isSubmitting}
+                  />
+                </div>
+              </div>
+
+              {/* Password input */}
+              <div>
+                <label htmlFor="password" className="block text-sm font-medium text-slate-700 dark:text-slate-300 mb-2">
+                  Password
+                </label>
+                <div className="relative">
+                  <Lock className="absolute left-3 top-1/2 transform -translate-y-1/2 h-5 w-5 text-slate-400" />
+                  <Input
+                    id="password"
+                    name="password"
+                    type={showPassword ? 'text' : 'password'}
+                    autoComplete="current-password"
+                    required
+                    value={formData.password}
+                    onChange={handleInputChange}
+                    className="pl-10 pr-10"
+                    placeholder="Enter your password"
+                    disabled={isSubmitting}
+                  />
+                  <button
+                    type="button"
+                    onClick={() => setShowPassword(!showPassword)}
+                    className="absolute right-3 top-1/2 transform -translate-y-1/2 text-slate-400 hover:text-slate-600 
+                             dark:hover:text-slate-300 transition-colors"
+                    disabled={isSubmitting}
+                  >
+                    {showPassword ? <EyeOff className="h-5 w-5" /> : <Eye className="h-5 w-5" />}
+                  </button>
+                </div>
+              </div>
+
+              {/* Remember me checkbox */}
+              <div className="flex items-center">
+                <input
+                  id="rememberMe"
+                  name="rememberMe"
+                  type="checkbox"
+                  checked={formData.rememberMe}
+                  onChange={handleInputChange}
+                  disabled={isSubmitting}
+                  className="h-4 w-4 rounded border-slate-300 dark:border-slate-600 text-gold-600 
+                           focus:ring-gold-500 focus:ring-offset-0"
+                />
+                <label htmlFor="rememberMe" className="ml-2 block text-sm text-slate-700 dark:text-slate-300">
+                  Remember me for 30 days
+                </label>
+              </div>
+
+              {/* Submit button */}
+              <Button
+                type="submit"
+                className="w-full"
+                disabled={isSubmitting}
+              >
+                {isSubmitting ? (
+                  <>
+                    <Loader2 className="h-4 w-4 mr-2 animate-spin" />
+                    Signing in...
+                  </>
+                ) : (
+                  'Sign in'
+                )}
+              </Button>
+            </form>
+          </CardBody>
+        </Card>
+
+        {/* Demo users section */}
+        <Card className="bg-slate-100/60 dark:bg-slate-800/60 backdrop-blur-md border-slate-200/60 dark:border-slate-700/60">
+          <CardHeader>
+            <h3 className="text-lg font-medium text-slate-900 dark:text-slate-100">
+              Demo Accounts
+            </h3>
+            <p className="text-sm text-slate-600 dark:text-slate-400">
+              Click to fill login form with demo credentials
+            </p>
+          </CardHeader>
+
+          <CardBody>
+            <div className="space-y-3">
+              {Object.entries(MOCK_USERS).map(([email, user]) => (
+                <button
+                  key={email}
+                  type="button"
+                  onClick={() => fillDemoUser(email)}
+                  disabled={isSubmitting}
+                  className="w-full text-left p-3 rounded-lg border border-slate-200 dark:border-slate-700 
+                           bg-white/60 dark:bg-slate-700/60 hover:bg-white/80 dark:hover:bg-slate-700/80 
+                           transition-colors duration-200 disabled:opacity-50 disabled:cursor-not-allowed"
+                >
+                  <div className="flex items-center justify-between">
+                    <div>
+                      <p className="font-medium text-slate-900 dark:text-slate-100">
+                        {user.name}
+                      </p>
+                      <p className="text-sm text-slate-600 dark:text-slate-400">
+                        {email}
+                      </p>
+                    </div>
+                    <span className="px-2 py-1 text-xs font-medium bg-slate-200 dark:bg-slate-600 
+                                   text-slate-700 dark:text-slate-300 rounded-full">
+                      {user.role}
+                    </span>
+                  </div>
+                </button>
+              ))}
+            </div>
+            
+            <p className="mt-4 text-xs text-slate-500 dark:text-slate-500 text-center">
+              Password for all demo accounts: <code className="bg-slate-200 dark:bg-slate-700 px-1 rounded">demo123</code>
+            </p>
+          </CardBody>
+        </Card>
+
+        {/* Footer links */}
+        <div className="text-center">
+          <p className="text-sm text-slate-600 dark:text-slate-400">
+            Don't have an account?{' '}
+            <Link 
+              to="/signup" 
+              className="font-medium text-gold-600 hover:text-gold-500 transition-colors"
+            >
+              Sign up
+            </Link>
+          </p>
+        </div>
+      </div>
+    </div>
+  );
+}
\ No newline at end of file
diff --git a/reactrebuild0825/src/types/auth.ts b/reactrebuild0825/src/types/auth.ts
new file mode 100644
index 0000000..12a3038
--- /dev/null
+++ b/reactrebuild0825/src/types/auth.ts
@@ -0,0 +1,202 @@
+// Authentication type definitions for Black Canyon Tickets
+
+export interface Organization {
+  id: string;
+  name: string;
+  planType: 'free' | 'pro' | 'enterprise';
+  stripeAccountId?: string;
+  settings: {
+    theme: 'light' | 'dark' | 'system';
+    currency: 'USD' | 'EUR' | 'GBP';
+    timezone: string;
+  };
+}
+
+export interface UserPreferences {
+  theme: 'light' | 'dark' | 'system';
+  notifications: {
+    email: boolean;
+    push: boolean;
+    marketing: boolean;
+  };
+  dashboard: {
+    defaultView: 'grid' | 'list';
+    itemsPerPage: number;
+  };
+}
+
+export interface User {
+  id: string;
+  email: string;
+  name: string;
+  avatar?: string;
+  role: 'admin' | 'organizer' | 'staff';
+  organization: Organization;
+  preferences: UserPreferences;
+  metadata: {
+    lastLogin: string;
+    createdAt: string;
+    emailVerified: boolean;
+  };
+}
+
+export interface AuthState {
+  user: User | null;
+  isLoading: boolean;
+  isAuthenticated: boolean;
+}
+
+export interface LoginCredentials {
+  email: string;
+  password: string;
+  rememberMe?: boolean;
+}
+
+export interface AuthContextType extends AuthState {
+  login: (credentials: LoginCredentials) => Promise<void>;
+  logout: () => Promise<void>;
+  updateProfile: (updates: Partial<User>) => Promise<void>;
+  updatePreferences: (preferences: Partial<UserPreferences>) => Promise<void>;
+  hasRole: (role: User['role'] | User['role'][]) => boolean;
+  hasPermission: (permission: string) => boolean;
+}
+
+// Mock user data for different roles
+export const MOCK_USERS: Record<string, User> = {
+  'admin@example.com': {
+    id: 'user_admin_001',
+    email: 'admin@example.com',
+    name: 'Sarah Admin',
+    avatar: 'https://images.unsplash.com/photo-1494790108755-2616b612b786?w=150',
+    role: 'admin',
+    organization: {
+      id: 'org_001',
+      name: 'Black Canyon Tickets',
+      planType: 'enterprise',
+      stripeAccountId: 'acct_admin_001',
+      settings: {
+        theme: 'dark',
+        currency: 'USD',
+        timezone: 'America/Denver',
+      },
+    },
+    preferences: {
+      theme: 'dark',
+      notifications: {
+        email: true,
+        push: true,
+        marketing: false,
+      },
+      dashboard: {
+        defaultView: 'grid',
+        itemsPerPage: 25,
+      },
+    },
+    metadata: {
+      lastLogin: new Date().toISOString(),
+      createdAt: '2023-01-15T10:00:00Z',
+      emailVerified: true,
+    },
+  },
+  'organizer@example.com': {
+    id: 'user_org_001',
+    email: 'organizer@example.com',
+    name: 'John Organizer',
+    avatar: 'https://images.unsplash.com/photo-1472099645785-5658abf4ff4e?w=150',
+    role: 'organizer',
+    organization: {
+      id: 'org_002',
+      name: 'Elite Events Co.',
+      planType: 'pro',
+      stripeAccountId: 'acct_org_001',
+      settings: {
+        theme: 'light',
+        currency: 'USD',
+        timezone: 'America/New_York',
+      },
+    },
+    preferences: {
+      theme: 'system',
+      notifications: {
+        email: true,
+        push: true,
+        marketing: true,
+      },
+      dashboard: {
+        defaultView: 'list',
+        itemsPerPage: 20,
+      },
+    },
+    metadata: {
+      lastLogin: new Date().toISOString(),
+      createdAt: '2023-03-20T14:30:00Z',
+      emailVerified: true,
+    },
+  },
+  'staff@example.com': {
+    id: 'user_staff_001',
+    email: 'staff@example.com',
+    name: 'Emma Staff',
+    avatar: 'https://images.unsplash.com/photo-1438761681033-6461ffad8d80?w=150',
+    role: 'staff',
+    organization: {
+      id: 'org_003',
+      name: 'Wedding Venues LLC',
+      planType: 'free',
+      settings: {
+        theme: 'light',
+        currency: 'USD',
+        timezone: 'America/Los_Angeles',
+      },
+    },
+    preferences: {
+      theme: 'light',
+      notifications: {
+        email: true,
+        push: false,
+        marketing: false,
+      },
+      dashboard: {
+        defaultView: 'grid',
+        itemsPerPage: 15,
+      },
+    },
+    metadata: {
+      lastLogin: new Date().toISOString(),
+      createdAt: '2023-06-10T09:15:00Z',
+      emailVerified: true,
+    },
+  },
+};
+
+// Role-based permissions
+export const ROLE_PERMISSIONS: Record<User['role'], string[]> = {
+  admin: [
+    'admin:*',
+    'events:*',
+    'tickets:*',
+    'customers:*',
+    'analytics:*',
+    'settings:*',
+    'billing:*',
+  ],
+  organizer: [
+    'events:create',
+    'events:read',
+    'events:update',
+    'events:delete',
+    'tickets:read',
+    'tickets:update',
+    'customers:read',
+    'analytics:read',
+    'settings:read',
+    'settings:update',
+  ],
+  staff: [
+    'events:read',
+    'tickets:read',
+    'customers:read',
+    'analytics:read',
+    'settings:read',
+  ],
+};
\ No newline at end of file