Craze-Data-check/src/components/LoginPage.tsx

import React, { useState } from 'react';
import { Database, Loader2, LogIn } from 'lucide-react';
import { signIn } from '../lib/auth';

interface LoginPageProps {
  onLogin: () => void;
}

export function LoginPage({ onLogin }: LoginPageProps) {
  const [email, setEmail] = useState('');
  const [password, setPassword] = useState('');
  const [loading, setLoading] = useState(false);
  const [error, setError] = useState<string | null>(null);

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault();
    setLoading(true);
    setError(null);

    try {
      await signIn(email.trim(), password);
      onLogin();
    } catch (err: any) {
      setError(err.message || 'Login failed.');
    } finally {
      setLoading(false);
    }
  };

  return (
    <div className="min-h-screen bg-slate-900 flex items-center justify-center p-4">
      <div className="w-full max-w-sm">
        <div className="flex flex-col items-center mb-8">
          <div className="bg-blue-600 p-3 rounded-xl mb-4">
            <Database className="w-8 h-8 text-white" />
          </div>
          <h1 className="text-2xl font-bold text-white">CRAZE Data Quality</h1>
          <p className="text-slate-400 text-sm mt-1">Sign in with your CRAZE account</p>
        </div>

        <form onSubmit={handleSubmit} className="bg-slate-800 border border-slate-700 rounded-xl p-6 shadow-2xl space-y-4">
          {error && (
            <div className="bg-red-500/10 border border-red-500/30 text-red-400 text-sm rounded-md px-4 py-3">
              {error}
            </div>
          )}

          <div>
            <label className="block text-sm font-medium text-slate-300 mb-1.5">Email</label>
            <input
              type="email"
              value={email}
              onChange={e => setEmail(e.target.value)}
              placeholder="you@craze-group.com"
              required
              autoFocus
              className="w-full bg-slate-900 border border-slate-700 rounded-md px-3 py-2.5 text-sm text-white placeholder-slate-500 focus:outline-none focus:border-blue-500 focus:ring-1 focus:ring-blue-500 transition-colors"
            />
          </div>

          <div>
            <label className="block text-sm font-medium text-slate-300 mb-1.5">Password</label>
            <input
              type="password"
              value={password}
              onChange={e => setPassword(e.target.value)}
              placeholder="••••••••"
              required
              className="w-full bg-slate-900 border border-slate-700 rounded-md px-3 py-2.5 text-sm text-white placeholder-slate-500 focus:outline-none focus:border-blue-500 focus:ring-1 focus:ring-blue-500 transition-colors"
            />
          </div>

          <button
            type="submit"
            disabled={loading}
            className="w-full flex items-center justify-center gap-2 bg-blue-600 hover:bg-blue-700 disabled:opacity-60 disabled:cursor-not-allowed text-white font-medium py-2.5 rounded-md transition-colors text-sm mt-2"
          >
            {loading ? <Loader2 className="w-4 h-4 animate-spin" /> : <LogIn className="w-4 h-4" />}
            {loading ? 'Signing in...' : 'Sign in'}
          </button>
        </form>

        <p className="text-center text-slate-600 text-xs mt-6">
          Access restricted to @craze.de accounts
        </p>
      </div>
    </div>
  );
}