feat: implement React components - dashboard, auth pages, audio player UI

frontend/src/App.tsx

@@ -1,25 +1,9 @@
 import { BrowserRouter, Routes, Route, Navigate } from 'react-router-dom';
 import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
 import './styles/globals.css';
-
-// Placeholder pages
-const Dashboard = () => (
-  <div className="p-8">
-    <h1 className="text-4xl font-bold mb-4">Dashboard - Coming Soon</h1>
-    <p className="text-light-600">Latest episodes will appear here</p>
-  </div>
-);
-
-const Login = () => (
-  <div className="min-h-screen flex items-center justify-center bg-gradient-light">
-    <div className="card max-w-md w-full">
-      <h1 className="text-3xl font-bold mb-6">Podcastic</h1>
-      <p className="text-light-600 mb-8">Sign in to start listening</p>
-      <button className="btn-primary w-full mb-4">Sign In</button>
-      <button className="btn-secondary w-full">Create Account</button>
-    </div>
-  </div>
-);
+import { authService } from './services/authService';
+import Login from './pages/Login';
+import Dashboard from './pages/Dashboard';
 
 const queryClient = new QueryClient({
   defaultOptions: {
@@ -30,14 +14,33 @@ const queryClient = new QueryClient({
   },
 });
 
+// Protected Route Component
+function ProtectedRoute({ children }: { children: React.ReactNode }) {
+  const { accessToken } = authService.getTokens();
+
+  if (!accessToken) {
+    return <Navigate to="/login" replace />;
+  }
+
+  return <>{children}</>;
+}
+
 export default function App() {
   return (
     <QueryClientProvider client={queryClient}>
       <BrowserRouter>
         <Routes>
           <Route path="/login" element={<Login />} />
-          <Route path="/dashboard" element={<Dashboard />} />
+          <Route
+            path="/dashboard"
+            element={
+              <ProtectedRoute>
+                <Dashboard />
+              </ProtectedRoute>
+            }
+          />
           <Route path="/" element={<Navigate to="/dashboard" replace />} />
+          <Route path="*" element={<Navigate to="/dashboard" replace />} />
         </Routes>
       </BrowserRouter>
     </QueryClientProvider>

frontend/src/components/AudioPlayer.tsx

@@ -0,0 +1,281 @@
+import { useState, useRef, useEffect } from 'react';
+import { Episode } from '../services/episodeService';
+import { episodeService } from '../services/episodeService';
+import {
+  Play,
+  Pause,
+  Volume2,
+  SkipBack,
+  SkipForward,
+  ChevronDown,
+} from 'lucide-react';
+
+interface AudioPlayerProps {
+  episode: Episode | null;
+  onClose: () => void;
+  userId?: string;
+}
+
+export default function AudioPlayer({ episode, onClose, userId }: AudioPlayerProps) {
+  const audioRef = useRef<HTMLAudioElement>(null);
+  const [isPlaying, setIsPlaying] = useState(false);
+  const [currentTime, setCurrentTime] = useState(0);
+  const [duration, setDuration] = useState(0);
+  const [volume, setVolume] = useState(1);
+  const [playbackSpeed, setPlaybackSpeed] = useState(1);
+  const [isSaving, setIsSaving] = useState(false);
+
+  const podcast = typeof episode?.podcastId === 'object' ? episode.podcastId : null;
+
+  // Save progress periodically
+  useEffect(() => {
+    if (!episode || !userId) return;
+
+    const saveProgressInterval = setInterval(async () => {
+      if (isPlaying) {
+        try {
+          setIsSaving(true);
+          await episodeService.saveProgress(
+            episode._id,
+            Math.floor(currentTime),
+            false
+          );
+        } catch (error) {
+          console.error('Failed to save progress:', error);
+        } finally {
+          setIsSaving(false);
+        }
+      }
+    }, 30000); // Save every 30 seconds
+
+    return () => clearInterval(saveProgressInterval);
+  }, [episode, userId, currentTime, isPlaying]);
+
+  // Load previous progress
+  useEffect(() => {
+    if (!episode || !userId) return;
+
+    const loadProgress = async () => {
+      try {
+        const response = await episodeService.getProgress(episode._id);
+        if (response.progress) {
+          if (audioRef.current) {
+            audioRef.current.currentTime = response.progress.position;
+          }
+        }
+      } catch (error) {
+        console.error('Failed to load progress:', error);
+      }
+    };
+
+    loadProgress();
+  }, [episode, userId]);
+
+  const handlePlayPause = () => {
+    if (!audioRef.current) return;
+
+    if (isPlaying) {
+      audioRef.current.pause();
+    } else {
+      audioRef.current.play();
+    }
+    setIsPlaying(!isPlaying);
+  };
+
+  const handleTimeUpdate = () => {
+    if (audioRef.current) {
+      setCurrentTime(audioRef.current.currentTime);
+    }
+  };
+
+  const handleLoadedMetadata = () => {
+    if (audioRef.current) {
+      setDuration(audioRef.current.duration);
+    }
+  };
+
+  const handleProgressChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const newTime = parseFloat(e.target.value);
+    setCurrentTime(newTime);
+    if (audioRef.current) {
+      audioRef.current.currentTime = newTime;
+    }
+  };
+
+  const handleVolumeChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const newVolume = parseFloat(e.target.value);
+    setVolume(newVolume);
+    if (audioRef.current) {
+      audioRef.current.volume = newVolume;
+    }
+  };
+
+  const handleSpeedChange = (speed: number) => {
+    setPlaybackSpeed(speed);
+    if (audioRef.current) {
+      audioRef.current.playbackRate = speed;
+    }
+  };
+
+  const formatTime = (seconds: number) => {
+    if (!isFinite(seconds)) return '0:00';
+    const mins = Math.floor(seconds / 60);
+    const secs = Math.floor(seconds % 60);
+    return `${mins}:${secs.toString().padStart(2, '0')}`;
+  };
+
+  if (!episode) {
+    return null;
+  }
+
+  return (
+    <div className="fixed inset-0 bg-gradient-light z-50 overflow-y-auto">
+      {/* Header */}
+      <div className="sticky top-0 bg-white/80 backdrop-blur-xl border-b border-light-200">
+        <div className="max-w-4xl mx-auto px-4 py-4 flex items-center justify-between">
+          <h2 className="text-xl font-bold text-light-900">Now Playing</h2>
+          <button
+            onClick={onClose}
+            className="p-2 hover:bg-light-100 rounded-lg transition-colors"
+          >
+            <ChevronDown className="w-6 h-6" />
+          </button>
+        </div>
+      </div>
+
+      {/* Player Content */}
+      <div className="max-w-4xl mx-auto px-4 py-12">
+        {/* Artwork */}
+        <div className="aspect-square max-w-sm mx-auto mb-8 rounded-3xl overflow-hidden shadow-2xl">
+          {podcast?.imageUrl ? (
+            <img
+              src={podcast.imageUrl}
+              alt={podcast.title}
+              className="w-full h-full object-cover"
+            />
+          ) : (
+            <div className="w-full h-full bg-gradient-primary flex items-center justify-center text-white text-9xl">
+              🎙️
+            </div>
+          )}
+        </div>
+
+        {/* Info */}
+        <div className="text-center mb-8">
+          <p className="text-sm font-semibold text-light-500 uppercase mb-2">
+            {podcast?.author || 'Unknown Podcast'}
+          </p>
+          <h1 className="text-4xl font-bold text-light-900 mb-3">{episode.title}</h1>
+          <p className="text-light-600 line-clamp-3">{episode.description}</p>
+        </div>
+
+        {/* Progress Bar */}
+        <div className="mb-6 card">
+          <input
+            type="range"
+            min="0"
+            max={duration || 0}
+            value={currentTime}
+            onChange={handleProgressChange}
+            className="w-full h-2 bg-light-200 rounded-lg appearance-none cursor-pointer accent-blue-500"
+          />
+          <div className="flex justify-between text-xs text-light-600 mt-2">
+            <span>{formatTime(currentTime)}</span>
+            <span>{formatTime(duration)}</span>
+          </div>
+        </div>
+
+        {/* Controls */}
+        <div className="flex items-center justify-center gap-6 mb-8">
+          {/* Previous 15s */}
+          <button
+            onClick={() => {
+              if (audioRef.current) {
+                audioRef.current.currentTime = Math.max(0, currentTime - 15);
+              }
+            }}
+            className="p-3 hover:bg-light-100 rounded-full transition-colors"
+            title="Rewind 15s"
+          >
+            <SkipBack className="w-6 h-6" />
+          </button>
+
+          {/* Play/Pause */}
+          <button
+            onClick={handlePlayPause}
+            className="w-20 h-20 rounded-full bg-gradient-primary text-white flex items-center justify-center hover:shadow-lg transition-shadow"
+          >
+            {isPlaying ? (
+              <Pause className="w-8 h-8 ml-1" fill="currentColor" />
+            ) : (
+              <Play className="w-8 h-8 ml-1" fill="currentColor" />
+            )}
+          </button>
+
+          {/* Next 30s */}
+          <button
+            onClick={() => {
+              if (audioRef.current) {
+                audioRef.current.currentTime = Math.min(duration, currentTime + 30);
+              }
+            }}
+            className="p-3 hover:bg-light-100 rounded-full transition-colors"
+            title="Skip 30s"
+          >
+            <SkipForward className="w-6 h-6" />
+          </button>
+        </div>
+
+        {/* Speed & Volume */}
+        <div className="grid grid-cols-2 gap-6">
+          {/* Playback Speed */}
+          <div className="card">
+            <h3 className="text-sm font-semibold text-light-900 mb-3">Speed</h3>
+            <div className="flex gap-2">
+              {[0.75, 1, 1.25, 1.5, 1.75, 2].map((speed) => (
+                <button
+                  key={speed}
+                  onClick={() => handleSpeedChange(speed)}
+                  className={`flex-1 py-2 rounded-lg font-medium transition-colors ${
+                    playbackSpeed === speed
+                      ? 'bg-blue-500 text-white'
+                      : 'bg-light-100 text-light-700 hover:bg-light-200'
+                  }`}
+                >
+                  {speed}x
+                </button>
+              ))}
+            </div>
+          </div>
+
+          {/* Volume */}
+          <div className="card">
+            <div className="flex items-center gap-3 mb-3">
+              <Volume2 className="w-4 h-4 text-light-600" />
+              <h3 className="text-sm font-semibold text-light-900">Volume</h3>
+            </div>
+            <input
+              type="range"
+              min="0"
+              max="1"
+              step="0.1"
+              value={volume}
+              onChange={handleVolumeChange}
+              className="w-full h-2 bg-light-200 rounded-lg appearance-none cursor-pointer accent-blue-500"
+            />
+          </div>
+        </div>
+
+        {/* Hidden Audio Element */}
+        <audio
+          ref={audioRef}
+          src={episode.audioUrl}
+          onTimeUpdate={handleTimeUpdate}
+          onLoadedMetadata={handleLoadedMetadata}
+          onEnded={() => setIsPlaying(false)}
+          crossOrigin="anonymous"
+        />
+      </div>
+    </div>
+  );
+}

frontend/src/components/EpisodeCard.tsx

@@ -0,0 +1,64 @@
+import { Episode } from '../services/episodeService';
+import { Play } from 'lucide-react';
+
+interface EpisodeCardProps {
+  episode: Episode;
+  onPlay: (episode: Episode) => void;
+}
+
+export default function EpisodeCard({ episode, onPlay }: EpisodeCardProps) {
+  const podcast = typeof episode.podcastId === 'object' ? episode.podcastId : null;
+  const pubDate = new Date(episode.pubDate).toLocaleDateString('en-US', {
+    month: 'short',
+    day: 'numeric',
+  });
+
+  const durationMinutes = Math.floor(episode.duration / 60);
+
+  return (
+    <div className="group cursor-pointer">
+      <div className="relative rounded-2xl overflow-hidden mb-3 glossy">
+        {/* Podcast Image */}
+        <div className="aspect-square bg-light-200 flex items-center justify-center relative overflow-hidden">
+          {podcast?.imageUrl ? (
+            <img
+              src={podcast.imageUrl}
+              alt={podcast.title}
+              className="w-full h-full object-cover"
+            />
+          ) : (
+            <div className="w-full h-full bg-gradient-primary flex items-center justify-center text-white text-4xl">
+              🎙️
+            </div>
+          )}
+
+          {/* Play Button Overlay */}
+          <button
+            onClick={() => onPlay(episode)}
+            className="absolute inset-0 flex items-center justify-center bg-black/0 group-hover:bg-black/40 transition-all duration-300"
+          >
+            <div className="w-16 h-16 rounded-full bg-white/90 group-hover:bg-white flex items-center justify-center shadow-lg transform group-hover:scale-110 transition-transform">
+              <Play className="w-6 h-6 text-blue-500 ml-1" fill="currentColor" />
+            </div>
+          </button>
+        </div>
+
+        {/* Podcast Title */}
+        <p className="text-xs font-semibold text-light-500 uppercase tracking-wider mb-1">
+          {podcast?.author || 'Unknown'}
+        </p>
+
+        {/* Episode Title */}
+        <h3 className="text-sm font-bold text-light-900 line-clamp-2 mb-2 group-hover:text-blue-500 transition-colors">
+          {episode.title}
+        </h3>
+
+        {/* Episode Meta */}
+        <div className="flex items-center justify-between text-xs text-light-500">
+          <span>{pubDate}</span>
+          <span>{durationMinutes} min</span>
+        </div>
+      </div>
+    </div>
+  );
+}

frontend/src/components/Header.tsx

@@ -0,0 +1,59 @@
+import { Link } from 'react-router-dom';
+
+interface HeaderProps {
+  title: string;
+  subtitle?: string;
+  user?: { username: string; avatar?: string } | null;
+  onLogout?: () => void;
+}
+
+export default function Header({ title, subtitle, user, onLogout }: HeaderProps) {
+  return (
+    <header className="sticky top-0 z-50 bg-white/80 backdrop-blur-xl border-b border-light-200">
+      <div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-4">
+        <div className="flex items-center justify-between">
+          {/* Logo & Title */}
+          <div className="flex-1">
+            <Link to="/" className="flex items-center gap-3">
+              <div className="w-10 h-10 rounded-xl bg-gradient-primary flex items-center justify-center text-white font-bold">
+                🎙️
+              </div>
+              <div>
+                <h1 className="text-2xl font-bold text-light-900">{title}</h1>
+                {subtitle && <p className="text-sm text-light-500">{subtitle}</p>}
+              </div>
+            </Link>
+          </div>
+
+          {/* User Menu */}
+          {user && (
+            <div className="flex items-center gap-4">
+              <div className="flex items-center gap-2">
+                {user.avatar ? (
+                  <img
+                    src={user.avatar}
+                    alt={user.username}
+                    className="w-10 h-10 rounded-full"
+                  />
+                ) : (
+                  <div className="w-10 h-10 rounded-full bg-light-300 flex items-center justify-center text-sm font-semibold text-light-700">
+                    {user.username.charAt(0).toUpperCase()}
+                  </div>
+                )}
+                <span className="text-sm font-medium text-light-900">{user.username}</span>
+              </div>
+              {onLogout && (
+                <button
+                  onClick={onLogout}
+                  className="px-4 py-2 text-sm text-light-600 hover:text-light-900 transition-colors"
+                >
+                  Logout
+                </button>
+              )}
+            </div>
+          )}
+        </div>
+      </div>
+    </header>
+  );
+}

frontend/src/hooks/useAuth.ts

@@ -0,0 +1,80 @@
+import { useState, useCallback } from 'react';
+import { authService, User } from '../services/authService';
+
+export const useAuth = () => {
+  const [user, setUser] = useState<User | null>(null);
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+
+  const register = useCallback(async (email: string, password: string, username: string) => {
+    setLoading(true);
+    setError(null);
+    try {
+      const response = await authService.register(email, password, username);
+      setUser(response.user);
+      authService.setTokens(response.tokens.accessToken, response.tokens.refreshToken);
+      return response.user;
+    } catch (err: any) {
+      const errorMessage = err.response?.data?.message || 'Registration failed';
+      setError(errorMessage);
+      throw err;
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  const login = useCallback(async (email: string, password: string) => {
+    setLoading(true);
+    setError(null);
+    try {
+      const response = await authService.login(email, password);
+      setUser(response.user);
+      authService.setTokens(response.tokens.accessToken, response.tokens.refreshToken);
+      return response.user;
+    } catch (err: any) {
+      const errorMessage = err.response?.data?.message || 'Login failed';
+      setError(errorMessage);
+      throw err;
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  const logout = useCallback(async () => {
+    setLoading(true);
+    try {
+      await authService.logout();
+      setUser(null);
+      authService.clearTokens();
+    } catch (err: any) {
+      console.error('Logout error:', err);
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  const getMe = useCallback(async () => {
+    setLoading(true);
+    try {
+      const response = await authService.getMe();
+      setUser(response.user);
+      return response.user;
+    } catch (err: any) {
+      setError('Failed to fetch user');
+      throw err;
+    } finally {
+      setLoading(false);
+    }
+  }, []);
+
+  return {
+    user,
+    loading,
+    error,
+    register,
+    login,
+    logout,
+    getMe,
+    isAuthenticated: !!user,
+  };
+};

frontend/src/pages/Dashboard.tsx

@@ -0,0 +1,120 @@
+import { useEffect, useState } from 'react';
+import { useQuery } from '@tanstack/react-query';
+import { episodeService, Episode } from '../services/episodeService';
+import { authService } from '../services/authService';
+import Header from '../components/Header';
+import EpisodeCard from '../components/EpisodeCard';
+import AudioPlayer from '../components/AudioPlayer';
+
+export default function Dashboard() {
+  const [user, setUser] = useState<any>(null);
+  const [selectedEpisode, setSelectedEpisode] = useState<Episode | null>(null);
+  const [loading, setLoading] = useState(true);
+
+  // Load user
+  useEffect(() => {
+    const loadUser = async () => {
+      try {
+        const response = await authService.getMe();
+        setUser(response.user);
+      } catch (error) {
+        console.error('Failed to load user:', error);
+      } finally {
+        setLoading(false);
+      }
+    };
+
+    loadUser();
+  }, []);
+
+  // Fetch latest episodes
+  const { data: episodesData, isLoading: episodesLoading } = useQuery({
+    queryKey: ['episodes', 'latest'],
+    queryFn: () => episodeService.getLatestEpisodes(30),
+    enabled: !!user,
+    staleTime: 5 * 60 * 1000, // 5 minutes
+  });
+
+  const handleLogout = async () => {
+    try {
+      await authService.logout();
+      authService.clearTokens();
+      window.location.href = '/login';
+    } catch (error) {
+      console.error('Logout failed:', error);
+    }
+  };
+
+  if (loading) {
+    return (
+      <div className="min-h-screen flex items-center justify-center bg-gradient-light">
+        <div className="text-center">
+          <div className="w-16 h-16 rounded-full border-4 border-light-200 border-t-blue-500 animate-spin mx-auto mb-4"></div>
+          <p className="text-light-600">Loading your podcasts...</p>
+        </div>
+      </div>
+    );
+  }
+
+  return (
+    <div className="min-h-screen bg-light-50">
+      <Header
+        title="Podcastic"
+        subtitle="Your podcast companion"
+        user={user}
+        onLogout={handleLogout}
+      />
+
+      <main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-12">
+        {/* Welcome Section */}
+        <div className="mb-12">
+          <h2 className="text-3xl font-bold text-light-900 mb-2">
+            Welcome back, {user?.username}! 👋
+          </h2>
+          <p className="text-light-600">
+            {episodesData?.count || 0} new episodes from your subscriptions
+          </p>
+        </div>
+
+        {/* Latest Episodes Grid */}
+        {episodesLoading ? (
+          <div className="flex items-center justify-center py-12">
+            <div className="text-center">
+              <div className="w-12 h-12 rounded-full border-4 border-light-200 border-t-blue-500 animate-spin mx-auto mb-3"></div>
+              <p className="text-light-600">Loading episodes...</p>
+            </div>
+          </div>
+        ) : episodesData?.episodes && episodesData.episodes.length > 0 ? (
+          <div>
+            <h3 className="text-2xl font-bold text-light-900 mb-6">Latest Episodes</h3>
+            <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-6">
+              {episodesData.episodes.map((episode) => (
+                <EpisodeCard
+                  key={episode._id}
+                  episode={episode}
+                  onPlay={setSelectedEpisode}
+                />
+              ))}
+            </div>
+          </div>
+        ) : (
+          <div className="text-center py-12">
+            <p className="text-light-600 text-lg mb-4">No episodes yet</p>
+            <p className="text-light-500">
+              Subscribe to podcasts to see episodes in your dashboard
+            </p>
+          </div>
+        )}
+      </main>
+
+      {/* Audio Player */}
+      {selectedEpisode && (
+        <AudioPlayer
+          episode={selectedEpisode}
+          onClose={() => setSelectedEpisode(null)}
+          userId={user?._id}
+        />
+      )}
+    </div>
+  );
+}

frontend/src/pages/Login.tsx

@@ -0,0 +1,164 @@
+import { useState } from 'react';
+import { useNavigate } from 'react-router-dom';
+import { authService } from '../services/authService';
+
+export default function Login() {
+  const navigate = useNavigate();
+  const [isLogin, setIsLogin] = useState(true);
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+
+  const [formData, setFormData] = useState({
+    email: '',
+    password: '',
+    username: '',
+  });
+
+  const handleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const { name, value } = e.target;
+    setFormData((prev) => ({ ...prev, [name]: value }));
+  };
+
+  const handleSubmit = async (e: React.FormEvent<HTMLFormElement>) => {
+    e.preventDefault();
+    setLoading(true);
+    setError(null);
+
+    try {
+      if (isLogin) {
+        const response = await authService.login(formData.email, formData.password);
+        authService.setTokens(response.tokens.accessToken, response.tokens.refreshToken);
+        navigate('/dashboard');
+      } else {
+        const response = await authService.register(
+          formData.email,
+          formData.password,
+          formData.username
+        );
+        authService.setTokens(response.tokens.accessToken, response.tokens.refreshToken);
+        navigate('/dashboard');
+      }
+    } catch (err: any) {
+      setError(err.response?.data?.message || 'An error occurred');
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  return (
+    <div className="min-h-screen bg-gradient-light flex items-center justify-center px-4">
+      <div className="w-full max-w-md">
+        {/* Header */}
+        <div className="text-center mb-8">
+          <div className="w-16 h-16 rounded-2xl bg-gradient-primary flex items-center justify-center text-white text-4xl mx-auto mb-4">
+            🎙️
+          </div>
+          <h1 className="text-4xl font-bold text-light-900 mb-2">Podcastic</h1>
+          <p className="text-light-600">Your podcast streaming companion</p>
+        </div>
+
+        {/* Form Card */}
+        <div className="card mb-6">
+          <div className="mb-6">
+            <button
+              type="button"
+              onClick={() => {
+                setIsLogin(!isLogin);
+                setError(null);
+                setFormData({ email: '', password: '', username: '' });
+              }}
+              className="w-full mb-4"
+            >
+              <div className="flex gap-2">
+                <button
+                  className={`flex-1 py-2 rounded-lg font-medium transition-colors ${
+                    isLogin
+                      ? 'bg-blue-500 text-white'
+                      : 'bg-light-100 text-light-700 hover:bg-light-200'
+                  }`}
+                  onClick={() => setIsLogin(true)}
+                >
+                  Sign In
+                </button>
+                <button
+                  className={`flex-1 py-2 rounded-lg font-medium transition-colors ${
+                    !isLogin
+                      ? 'bg-blue-500 text-white'
+                      : 'bg-light-100 text-light-700 hover:bg-light-200'
+                  }`}
+                  onClick={() => setIsLogin(false)}
+                >
+                  Create Account
+                </button>
+              </div>
+            </button>
+          </div>
+
+          <form onSubmit={handleSubmit} className="space-y-4">
+            {!isLogin && (
+              <input
+                type="text"
+                name="username"
+                placeholder="Username"
+                value={formData.username}
+                onChange={handleChange}
+                required={!isLogin}
+                className="input"
+              />
+            )}
+
+            <input
+              type="email"
+              name="email"
+              placeholder="Email address"
+              value={formData.email}
+              onChange={handleChange}
+              required
+              className="input"
+            />
+
+            <input
+              type="password"
+              name="password"
+              placeholder="Password"
+              value={formData.password}
+              onChange={handleChange}
+              required
+              className="input"
+            />
+
+            {error && (
+              <div className="p-4 rounded-lg bg-red-50 text-red-700 text-sm">
+                {error}
+              </div>
+            )}
+
+            <button
+              type="submit"
+              disabled={loading}
+              className="btn-primary w-full"
+            >
+              {loading ? (
+                <div className="flex items-center justify-center gap-2">
+                  <div className="spinner border-white"></div>
+                  {isLogin ? 'Signing in...' : 'Creating account...'}
+                </div>
+              ) : isLogin ? (
+                'Sign In'
+              ) : (
+                'Create Account'
+              )}
+            </button>
+          </form>
+        </div>
+
+        {/* Footer */}
+        <p className="text-center text-sm text-light-600">
+          {isLogin
+            ? "Don't have an account? Click Create Account above"
+            : 'Already have an account? Click Sign In above'}
+        </p>
+      </div>
+    </div>
+  );
+}