Login & Register Form with Biometric Authentication

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<!DOCTYPE html>
<html lang="tr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>BioSecure - Modern Authentication</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap" rel="stylesheet">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

:root {
            --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            --dark-bg: #0a0b1e;
            --card-bg: #1a1b2e;
            --input-bg: #16213e;
            --text-primary: #ffffff;
            --text-secondary: #a0a9c0;
            --accent-blue: #4f46e5;
            --success-green: #10b981;
            --border-color: #2d3748;
            --shadow-color: rgba(0, 0, 0, 0.3);
        }

body {
            font-family: 'Inter', sans-serif;
            background: var(--dark-bg);
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow-x: hidden;
        }

/* Animasyonlu Arkaplan */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
            animation: backgroundFlow 15s ease-in-out infinite;
            z-index: -1;
        }

@keyframes backgroundFlow {
            0%, 100% { transform: scale(1) rotate(0deg); }
            50% { transform: scale(1.1) rotate(5deg); }
        }

/* Ana Konteyner */
        .auth-container {
            background: var(--card-bg);
            border-radius: 20px;
            box-shadow: 0 20px 40px var(--shadow-color);
            width: 800px;
            max-width: 90vw;
            display: grid;
            grid-template-columns: 1fr 1fr;
            overflow: hidden;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

/* Sol Taraf - Form Alanı */
        .form-section {
            padding: 50px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

/* Sağ Taraf - Görsel Alan */
        .visual-section {
            background: var(--primary-gradient);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            padding: 40px;
            position: relative;
            overflow: hidden;
        }

.visual-section::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            animation: rotate 20s linear infinite;
        }

@keyframes rotate {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

.visual-content {
            position: relative;
            z-index: 2;
        }

.visual-icon {
            font-size: 80px;
            margin-bottom: 20px;
            animation: float 3s ease-in-out infinite;
        }

@keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
        }

.visual-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 15px;
        }

.visual-subtitle {
            font-size: 16px;
            opacity: 0.9;
            line-height: 1.6;
        }

/* Form Geçiş Seçenekleri */
        .toggle-container {
            margin-bottom: 30px;
        }

.toggle-switch {
            display: flex;
            background: var(--input-bg);
            border-radius: 12px;
            padding: 4px;
            border: 1px solid var(--border-color);
        }

.toggle-option {
            flex: 1;
            padding: 12px 20px;
            text-align: center;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            color: var(--text-secondary);
            font-weight: 500;
            font-size: 14px;
        }

.toggle-option.active {
            background: var(--accent-blue);
            color: white;
            box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
        }

/* Form Başlıkları */
        .form-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            text-align: center;
        }

.form-subtitle {
            color: var(--text-secondary);
            margin-bottom: 30px;
            font-size: 15px;
            text-align: center;
            line-height: 1.5;
        }

/* Giriş Alanları */
        .input-group {
            margin-bottom: 20px;
            position: relative;
        }

.input-field {
            width: 100%;
            padding: 16px 20px 16px 50px;
            background: var(--input-bg);
            border: 2px solid transparent;
            border-radius: 12px;
            color: var(--text-primary);
            font-size: 16px;
            transition: all 0.3s ease;
            outline: none;
        }

.input-field:focus {
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
        }

.input-field::placeholder {
            color: var(--text-secondary);
        }

.input-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-secondary);
            font-size: 18px;
            transition: color 0.3s ease;
        }

.input-field:focus + .input-icon {
            color: var(--accent-blue);
        }

/* Checkbox ve Seçenekler */
        .form-options {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 25px;
            font-size: 14px;
        }

.checkbox-group {
            display: flex;
            align-items: center;
        }

.checkbox {
            width: 18px;
            height: 18px;
            margin-right: 8px;
            accent-color: var(--accent-blue);
        }

.checkbox-label {
            color: var(--text-secondary);
        }

.forgot-link {
            color: var(--accent-blue);
            text-decoration: none;
            transition: opacity 0.3s ease;
        }

.forgot-link:hover {
            opacity: 0.8;
        }

/* Ana Buton */
        .submit-btn {
            width: 100%;
            padding: 16px;
            background: var(--primary-gradient);
            border: none;
            border-radius: 12px;
            color: white;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 25px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

.submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
        }

.submit-btn:disabled {
            opacity: 0.7;
            cursor: not-allowed;
            transform: none;
        }

/* Biyometrik Kimlik Doğrulama */
        .biometric-section {
            text-align: center;
            margin: 30px 0;
            padding: 20px 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

.biometric-button {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: var(--primary-gradient);
            border: none;
            cursor: pointer;
            position: relative;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
            margin-bottom: 10px;
        }

.biometric-button:hover {
            transform: scale(1.05);
            box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
        }

.biometric-button.scanning {
            animation: pulse 2s infinite;
        }

@keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7); }
            70% { box-shadow: 0 0 0 15px rgba(102, 126, 234, 0); }
            100% { box-shadow: 0 0 0 0 rgba(102, 126, 234, 0); }
        }

.biometric-icon {
            font-size: 28px;
            color: white;
        }

.biometric-text {
            color: var(--text-secondary);
            font-size: 13px;
        }

/* Sosyal Medya Girişi */
        .social-section {
            text-align: center;
        }

.social-title {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: 14px;
            position: relative;
        }

.social-title::before,
        .social-title::after {
            content: '';
            position: absolute;
            top: 50%;
            width: 60px;
            height: 1px;
            background: var(--border-color);
        }

.social-title::before { left: 0; }
        .social-title::after { right: 0; }

.social-buttons {
            display: flex;
            gap: 15px;
            justify-content: center;
        }

.social-btn {
            width: 45px;
            height: 45px;
            border-radius: 10px;
            border: 2px solid var(--border-color);
            background: transparent;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }

.social-btn:hover {
            border-color: var(--accent-blue);
            color: var(--accent-blue);
            transform: translateY(-2px);
        }

.social-btn.google:hover { border-color: #db4437; color: #db4437; }
        .social-btn.facebook:hover { border-color: #4267b2; color: #4267b2; }
        .social-btn.twitter:hover { border-color: #1da1f2; color: #1da1f2; }
        .social-btn.github:hover { border-color: #333; color: #333; }

/* Form Geçişleri */
        .form-content {
            transition: opacity 0.3s ease, transform 0.3s ease;
        }

.form-content.hidden {
            opacity: 0;
            transform: translateX(20px);
            position: absolute;
            pointer-events: none;
        }

/* Başarı Animasyonu */
        .success-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(26, 27, 46, 0.95);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
            z-index: 100;
        }

.success-overlay.show {
            opacity: 1;
            pointer-events: all;
        }

.success-icon {
            font-size: 80px;
            color: var(--success-green);
            margin-bottom: 20px;
            animation: successPulse 0.6s ease-out;
        }

@keyframes successPulse {
            0% { transform: scale(0); }
            50% { transform: scale(1.1); }
            100% { transform: scale(1); }
        }

.success-title {
            color: var(--success-green);
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 10px;
        }

.success-message {
            color: var(--text-secondary);
            font-size: 16px;
        }

/* Responsive Tasarım */
        @media (max-width: 768px) {
            .auth-container {
                grid-template-columns: 1fr;
                width: 100%;
                height: 100vh;
                border-radius: 0;
            }

.visual-section {
                order: -1;
                padding: 30px;
                min-height: 250px;
            }

.visual-icon {
                font-size: 60px;
            }

.visual-title {
                font-size: 24px;
            }

.form-section {
                padding: 30px 25px;
            }

.social-buttons {
                gap: 10px;
            }

.social-btn {
                width: 40px;
                height: 40px;
                font-size: 16px;
            }
        }
    </style>
</head>
<body>
    <div class="auth-container">
        
        <div class="form-section">
            
            <div class="toggle-container">
                <div class="toggle-switch">
                    <div class="toggle-option active" data-form="login">Giriş Yap</div>
                    <div class="toggle-option" data-form="register">Kayıt Ol</div>
                </div>
            </div>

<div class="form-content" id="login-form">
                <h1 class="form-title">Tekrar Hoş Geldiniz</h1>
                <p class="form-subtitle">Hesabınıza güvenli bir şekilde giriş yapın</p>

<div class="form-options">
                        <div class="checkbox-group">
                            <input type="checkbox" id="remember" class="checkbox">
                            <label for="remember" class="checkbox-label">Beni hatırla</label>
                        </div>
                        <a href="#" class="forgot-link" id="forgot-password">Şifremi unuttum</a>
                    </div>

<button type="submit" class="submit-btn">
                        <i class="fas fa-sign-in-alt"></i>
                        Giriş Yap
                    </button>
                </form>

<div class="biometric-section">
                    <button class="biometric-button" id="biometric-login">
                        <i class="fas fa-fingerprint biometric-icon"></i>
                    </button>
                    <div class="biometric-text">Parmak izi ile hızlı giriş</div>
                </div>

<div class="social-section">
                    <div class="social-title">Sosyal medya ile giriş</div>
                    <div class="social-buttons">
                        <button class="social-btn google">
                            <i class="fab fa-google"></i>
                        </button>
                        <button class="social-btn facebook">
                            <i class="fab fa-facebook-f"></i>
                        </button>
                        <button class="social-btn twitter">
                            <i class="fab fa-twitter"></i>
                        </button>
                        <button class="social-btn github">
                            <i class="fab fa-github"></i>
                        </button>
                    </div>
                </div>
            </div>

<div class="form-content hidden" id="register-form">
                <h1 class="form-title">Hesap Oluşturun</h1>
                <p class="form-subtitle">Yeni hesabınızı oluşturun ve güvenli erişimin keyfini çıkarın</p>

<div class="form-options">
                        <div class="checkbox-group">
                            <input type="checkbox" id="terms" class="checkbox" required>
                            <label for="terms" class="checkbox-label">Kullanım koşullarını kabul ediyorum</label>
                        </div>
                    </div>

<button type="submit" class="submit-btn">
                        <i class="fas fa-user-plus"></i>
                        Hesap Oluştur
                    </button>
                </form>

<div class="biometric-section">
                    <button class="biometric-button" id="biometric-register">
                        <i class="fas fa-fingerprint biometric-icon"></i>
                    </button>
                    <div class="biometric-text">Parmak izi ile kayıt</div>
                </div>

<div class="social-section">
                    <div class="social-title">Sosyal medya ile kayıt</div>
                    <div class="social-buttons">
                        <button class="social-btn google">
                            <i class="fab fa-google"></i>
                        </button>
                        <button class="social-btn facebook">
                            <i class="fab fa-facebook-f"></i>
                        </button>
                        <button class="social-btn twitter">
                            <i class="fab fa-twitter"></i>
                        </button>
                        <button class="social-btn github">
                            <i class="fab fa-github"></i>
                        </button>
                    </div>
                </div>
            </div>

<div class="success-overlay" id="success-overlay">
                <div class="success-icon">
                    <i class="fas fa-check-circle"></i>
                </div>
                <h3 class="success-title">İşlem Başarılı!</h3>
                <p class="success-message">Yönlendiriliyorsunuz...</p>
            </div>
        </div>

<div class="visual-section">
            <div class="visual-content">
                <div class="visual-icon">
                    <i class="fas fa-shield-alt"></i>
                </div>
                <h2 class="visual-title">Güvenli Kimlik Doğrulama</h2>
                <p class="visual-subtitle">
                    Biyometrik teknoloji ile hesabınızı koruyun.<br>
                    Parmak izi taraması ile hızlı ve güvenli erişim sağlayın.
                </p>
            </div>
        </div>
    </div>

toggleOptions.forEach(option => {
                option.addEventListener('click', () => {
                    toggleOptions.forEach(opt => opt.classList.remove('active'));
                    option.classList.add('active');

if (option.dataset.form === 'login') {
                        loginForm.classList.remove('hidden');
                        registerForm.classList.add('hidden');
                    } else {
                        loginForm.classList.add('hidden');
                        registerForm.classList.remove('hidden');
                    }
                });
            });

// Biyometrik doğrulama simülasyonu
            const biometricButtons = document.querySelectorAll('.biometric-button');
            
            biometricButtons.forEach(button => {
                button.addEventListener('click', function() {
                    this.classList.add('scanning');
                    this.innerHTML = '<i class="fas fa-spinner fa-spin biometric-icon"></i>';
                    
                    setTimeout(() => {
                        this.classList.remove('scanning');
                        this.innerHTML = '<i class="fas fa-check biometric-icon"></i>';
                        showSuccessMessage();
                        
                        setTimeout(() => {
                            this.innerHTML = '<i class="fas fa-fingerprint biometric-icon"></i>';
                        }, 2000);
                    }, 3000);
                });
            });

// Form gönderimi
            const loginFormElement = document.getElementById('loginForm');
            const registerFormElement = document.getElementById('registerForm');

loginFormElement.addEventListener('submit', function(e) {
                e.preventDefault();
                handleFormSubmit(this, 'Giriş yapılıyor...');
            });

registerFormElement.addEventListener('submit', function(e) {
                e.preventDefault();
                handleFormSubmit(this, 'Hesap oluşturuluyor...');
            });

function handleFormSubmit(form, loadingText) {
                const submitBtn = form.querySelector('.submit-btn');
                const originalHTML = submitBtn.innerHTML;
                
                submitBtn.innerHTML = `<i class="fas fa-spinner fa-spin"></i> ${loadingText}`;
                submitBtn.disabled = true;

setTimeout(() => {
                    showSuccessMessage();
                    submitBtn.innerHTML = originalHTML;
                    submitBtn.disabled = false;
                }, 2000);
            }

// Sosyal medya butonları
            const socialButtons = document.querySelectorAll('.social-btn');
            
            socialButtons.forEach(button => {
                button.addEventListener('click', function() {
                    const icon = this.querySelector('i');
                    const originalClass = icon.className;
                    
                    icon.className = 'fas fa-spinner fa-spin';
                    
                    setTimeout(() => {
                        icon.className = originalClass;
                        showSuccessMessage();
                    }, 1500);
                });
            });

// Başarı mesajını göster
            function showSuccessMessage() {
                const successOverlay = document.getElementById('success-overlay');
                successOverlay.classList.add('show');
                
                setTimeout(() => {
                    successOverlay.classList.remove('show');
                }, 3000);
            }

// Şifremi unuttum
            document.getElementById('forgot-password').addEventListener('click', function(e) {
                e.preventDefault();
                alert('Şifre sıfırlama bağlantısı e-posta adresinize gönderildi!');
            });

// Input odaklanma efektleri
            const inputFields = document.querySelectorAll('.input-field');
            
            inputFields.forEach(input => {
                input.addEventListener('focus', function() {
                    this.parentElement.classList.add('focused');
                });
                
                input.addEventListener('blur', function() {
                    this.parentElement.classList.remove('focused');
                });
            });
        });
    </script>
</body>
</html>

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