<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Flask Development Template | Enterprise-Grade Flask Foundation</title>
    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap">
    <style>
        :root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --secondary: #10b981;
            --dark: #1e293b;
            --light: #f8fafc;
            --gray: #64748b;
            --success: #10b981;
            --warning: #f59e0b;
            --danger: #ef4444;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: #0f172a;
            color: var(--light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 3D Card Animation */
        @keyframes float {
            0%, 100% {
                transform: translateY(0) rotateX(0) rotateY(0);
            }
            50% {
                transform: translateY(-20px) rotateX(5deg) rotateY(5deg);
            }
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding: 100px 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at 30% 30%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
                        radial-gradient(circle at 70% 70%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
            z-index: -1;
        }

        .hero-content {
            max-width: 600px;
        }

        .hero-title {
            font-size: 4rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }

        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--gray);
            margin-bottom: 2rem;
            max-width: 500px;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            margin-bottom: 3rem;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.5rem;
            border-radius: 0.5rem;
            font-weight: 500;
            text-decoration: none;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background-color: var(--primary);
            color: white;
            box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
        }

        .btn-primary:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--light);
            border: 1px solid var(--gray);
        }

        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.05);
            border-color: var(--light);
            transform: translateY(-2px);
        }

        .hero-image {
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 50%;
            max-width: 600px;
            animation: float 6s ease-in-out infinite;
            filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.3));
        }

        /* Features Section */
        .section {
            padding: 100px 0;
            position: relative;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 3rem;
            text-align: center;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background: rgba(30, 41, 59, 0.5);
            border-radius: 1rem;
            padding: 2rem;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
            border-color: var(--primary);
        }

        .feature-icon {
            font-size: 2rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }

        .feature-title {
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .feature-description {
            color: var(--gray);
        }

        /* Project Structure Section */
        .structure {
            background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 1) 100%);
        }

        .structure-diagram {
            background: rgba(30, 41, 59, 0.5);
            border-radius: 1rem;
            padding: 2rem;
            margin-top: 2rem;
            font-family: monospace;
            line-height: 2;
            border: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
            overflow: hidden;
        }

        .structure-diagram::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(transparent 95%, rgba(99, 102, 241, 0.1));
            pointer-events: none;
        }

        .file {
            color: var(--secondary);
        }

        .directory {
            color: var(--primary);
        }

        /* Getting Started Section */
        .steps {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            max-width: 800px;
            margin: 0 auto;
        }

        .step {
            background: rgba(30, 41, 59, 0.5);
            border-radius: 0.5rem;
            padding: 1.5rem;
            border-left: 4px solid var(--primary);
            transition: var(--transition);
        }

        .step:hover {
            transform: translateX(10px);
        }

        .step-title {
            font-weight: 600;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background-color: var(--primary);
            color: white;
            border-radius: 50%;
            font-size: 0.75rem;
            font-weight: 700;
        }

        .step-content {
            color: var(--gray);
        }

        .code-block {
            background: rgba(0, 0, 0, 0.3);
            border-radius: 0.25rem;
            padding: 1rem;
            margin: 1rem 0;
            overflow-x: auto;
            font-family: monospace;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* Clients Section */
        .clients {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-top: 3rem;
        }

        .client-logo {
            height: 40px;
            opacity: 0.7;
            transition: var(--transition);
            filter: grayscale(100%) brightness(2);
        }

        .client-logo:hover {
            opacity: 1;
            filter: grayscale(0) brightness(1);
            transform: scale(1.1);
        }

        /* Contact Section */
        .contact {
            text-align: center;
            padding: 100px 0;
            background: linear-gradient(180deg, rgba(15, 23, 42, 1) 0%, rgba(99, 102, 241, 0.1) 100%);
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 600px;
            margin: 0 auto;
            background: rgba(30, 41, 59, 0.5);
            border-radius: 1rem;
            padding: 2rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .contact-item {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }

        .contact-icon {
            font-size: 1.5rem;
            color: var(--primary);
        }

        .contact-link {
            color: var(--light);
            text-decoration: none;
            transition: var(--transition);
        }

        .contact-link:hover {
            color: var(--primary);
        }

        /* CTA Section */
        .cta {
            text-align: center;
            padding: 100px 0;
            background: linear-gradient(180deg, rgba(15, 23, 42, 1) 0%, rgba(99, 102, 241, 0.1) 100%);
        }

        .cta-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .cta-subtitle {
            font-size: 1.25rem;
            color: var(--gray);
            margin-bottom: 3rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* Footer */
        footer {
            background-color: #020617;
            padding: 3rem 0;
            text-align: center;
        }

        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-link {
            color: var(--gray);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-link:hover {
            color: var(--light);
        }

        .copyright {
            color: var(--gray);
            font-size: 0.875rem;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-image {
                position: relative;
                transform: none;
                top: auto;
                right: auto;
                width: 100%;
                max-width: 100%;
                margin-top: 3rem;
            }
            
            .hero {
                flex-direction: column;
                text-align: center;
                padding: 80px 0;
            }
            
            .hero-content {
                max-width: 100%;
                margin-bottom: 3rem;
            }
            
            .hero-buttons {
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .hero-title {
                font-size: 3rem;
            }
            
            .section-title, .cta-title {
                font-size: 2rem;
            }
        }

        /* 3D Animation Elements */
        .floating-shape {
            position: absolute;
            border-radius: 50%;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            opacity: 0.1;
            filter: blur(40px);
            z-index: -1;
            animation: float 15s ease-in-out infinite;
        }

        .shape-1 {
            width: 300px;
            height: 300px;
            top: 10%;
            left: 10%;
            animation-delay: 0s;
        }

        .shape-2 {
            width: 400px;
            height: 400px;
            bottom: 10%;
            right: 10%;
            animation-delay: 2s;
        }

        .shape-3 {
            width: 200px;
            height: 200px;
            top: 50%;
            left: 30%;
            animation-delay: 4s;
        }
    </style>
</head>
<body>
    <!-- Floating Background Shapes -->
    <div class="floating-shape shape-1"></div>
    <div class="floating-shape shape-2"></div>
    <div class="floating-shape shape-3"></div>

    <!-- Hero Section -->
    <section class="hero">
        <div class="container">
            <div class="hero-content">
                <h1 class="hero-title">Flask Development Template</h1>
                <p class="hero-subtitle">The enterprise-grade foundation for your next Python web application. Streamline your development process with our battle-tested Flask template.</p>
                <div class="hero-buttons">
                    <a href="#getting-started" class="btn btn-primary">Get Started</a>
                    <a href="https://github.com/SarveshwarSenthilKumar/Flask-Development-Template" class="btn btn-secondary">View on GitHub</a>
                </div>
            </div>
        </div>
    </section>

    <!-- Features Section -->
    <section class="section">
        <div class="container">
            <h2 class="section-title">Why Choose Our Flask Template?</h2>
            <div class="features-grid">
                <div class="feature-card">
                    <div class="feature-icon">⚡</div>
                    <h3 class="feature-title">Production-Ready Structure</h3>
                    <p class="feature-description">Organized directories and modules designed for scalability from day one. Perfect for projects that need to grow.</p>
                </div>
                <div class="feature-card">
                    <div class="feature-icon">🔒</div>
                    <h3 class="feature-title">Built-in Authentication</h3>
                    <p class="feature-description">Secure user authentication system with email validation, password hashing, and session management.</p>
                </div>
                <div class="feature-card">
                    <div class="feature-icon">💾</div>
                    <h3 class="feature-title">Database Integration</h3>
                    <p class="feature-description">SQLite setup with Harvard's CS50 SQL library for robust database management right out of the box.</p>
                </div>
                <div class="feature-card">
                    <div class="feature-icon">🛠️</div>
                    <h3 class="feature-title">Easy Configuration</h3>
                    <p class="feature-description">Environment variables for sensitive data and simple switches for features like authentication and auto-run.</p>
                </div>
                <div class="feature-card">
                    <div class="feature-icon">📦</div>
                    <h3 class="feature-title">Dependency Management</h3>
                    <p class="feature-description">requirements.txt file for easy package installations and virtual environment setup.</p>
                </div>
                <div class="feature-card">
                    <div class="feature-icon">🔧</div>
                    <h3 class="feature-title">Modular Design</h3>
                    <p class="feature-description">Blueprints and separate auth system make it easy to extend and maintain your application.</p>
                </div>
            </div>
        </div>
    </section>

    <!-- Project Structure Section -->
    <section class="section structure">
        <div class="container">
            <h2 class="section-title">Project Structure</h2>
            <div class="structure-diagram">
                <div><span class="directory">Flask-Development-Template/</span></div>
                <div style="padding-left: 20px;"><span class="directory">templates/</span></div>
                <div style="padding-left: 40px;"><span class="directory">auth/</span></div>
                <div style="padding-left: 60px;"><span class="file">loggedIn.html</span></div>
                <div style="padding-left: 60px;"><span class="file">login.html</span></div>
                <div style="padding-left: 60px;"><span class="file">signup.html</span></div>
                <div style="padding-left: 40px;"><span class="file">index.html</span></div>
                <div style="padding-left: 20px;"><span class="file">app.py</span></div>
                <div style="padding-left: 20px;"><span class="file">auth.py</span></div>
                <div style="padding-left: 20px;"><span class="file">createDatabase.py</span></div>
                <div style="padding-left: 20px;"><span class="file">.env</span></div>
                <div style="padding-left: 20px;"><span class="file">.gitignore</span></div>
                <div style="padding-left: 20px;"><span class="file">requirements.txt</span></div>
                <div style="padding-left: 20px;"><span class="file">ToDo.txt</span></div>
            </div>
        </div>
    </section>

    <!-- Getting Started Section -->
    <section class="section" id="getting-started">
        <div class="container">
            <h2 class="section-title">Getting Started</h2>
            <div class="steps">
                <div class="step">
                    <h3 class="step-title"><span class="step-number">1</span> Clone the Repository</h3>
                    <div class="step-content">
                        <p>Start by cloning the repository to your local machine:</p>
                        <div class="code-block">git clone https://github.com/SarveshwarSenthilKumar/Flask-Development-Template.git
cd Flask-Development-Template</div>
                    </div>
                </div>
                <div class="step">
                    <h3 class="step-title"><span class="step-number">2</span> Set Up Virtual Environment</h3>
                    <div class="step-content">
                        <p>Create and activate a virtual environment:</p>
                        <div class="code-block">python -m venv venv
source venv/bin/activate  # On Windows: venv\Scripts\activate</div>
                    </div>
                </div>
                <div class="step">
                    <h3 class="step-title"><span class="step-number">3</span> Install Dependencies</h3>
                    <div class="step-content">
                        <p>Install all required packages:</p>
                        <div class="code-block">pip install -r requirements.txt</div>
                    </div>
                </div>
                <div class="step">
                    <h3 class="step-title"><span class="step-number">4</span> Configure Your Environment</h3>
                    <div class="step-content">
                        <p>Create a .env file and set your encryption key:</p>
                        <div class="code-block">ENCRYPTION_KEY=your_secret_key_here</div>
                    </div>
                </div>
                <div class="step">
                    <h3 class="step-title"><span class="step-number">5</span> Initialize Database</h3>
                    <div class="step-content">
                        <p>Run the database initialization script:</p>
                        <div class="code-block">python createDatabase.py</div>
                    </div>
                </div>
                <div class="step">
                    <h3 class="step-title"><span class="step-number">6</span> Run the Application</h3>
                    <div class="step-content">
                        <p>Start your Flask development server:</p>
                        <div class="code-block">flask run</div>
                        <p>Access your application at <a href="http://127.0.0.1:5000/" style="color: var(--primary);">http://127.0.0.1:5000/</a></p>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Famous Users Section -->
    <section class="section">
        <div class="container">
            <h2 class="section-title">Trusted by Industry Leaders</h2>
            <p style="text-align: center; margin-bottom: 2rem; color: var(--gray); max-width: 700px; margin-left: auto; margin-right: auto;">
                Flask powers some of the most visited websites in the world. Our template follows the same best practices used by these industry giants.
            </p>
            <div class="clients">
                <img src="https://upload.wikimedia.org/wikipedia/commons/0/08/Pinterest-logo.png" alt="Pinterest" class="client-logo">
                <img src="https://upload.wikimedia.org/wikipedia/commons/c/ca/LinkedIn_logo_initials.png" alt="LinkedIn" class="client-logo">
                <img src="https://upload.wikimedia.org/wikipedia/commons/7/75/Netflix_icon.svg" alt="Netflix" class="client-logo">
                <img src="https://upload.wikimedia.org/wikipedia/commons/a/a0/Lyft_logo.svg" alt="Lyft" class="client-logo">
            </div>
        </div>
    </section>

    <!-- Contact Section -->
    <section class="contact">
        <div class="container">
            <h2 class="section-title">About the Creator</h2>
            <div class="contact-info">
                <div class="contact-item">
                    <span class="contact-icon">👨‍💻</span>
                    <span>Sarveshwar Senthil Kumar</span>
                </div>
                <div class="contact-item">
                    <span class="contact-icon">🌐</span>
                    <a href="https://github.com/SarveshwarSenthilKumar" class="contact-link" target="_blank">github.com/SarveshwarSenthilKumar</a>
                </div>
                <div class="contact-item">
                    <span class="contact-icon">🖥️</span>
                    <a href="https://sarveshwarsenthilkumar.github.io" class="contact-link" target="_blank">sarveshwarsenthilkumar.github.io</a>
                </div>
                <div class="contact-item">
                    <span class="contact-icon">✉️</span>
                    <a href="mailto:sarveshwar313@gmail.com" class="contact-link">sarveshwar313@gmail.com</a>
                </div>
                <div class="contact-item">
                    <span class="contact-icon">📱</span>
                    <a href="tel:+14374504378" class="contact-link">+1 (437) 450-4378</a>
                </div>
            </div>
        </div>
    </section>

    <!-- CTA Section -->
    <section class="cta">
        <div class="container">
            <h2 class="cta-title">Ready to Build Your Next Flask Application?</h2>
            <p class="cta-subtitle">Jumpstart your development with our comprehensive Flask template. Save hundreds of hours on boilerplate code and focus on what makes your application unique.</p>
            <div class="hero-buttons">
                <a href="https://github.com/SarveshwarSenthilKumar/Flask-Development-Template" class="btn btn-primary">Get Started on GitHub</a>
                <a href="#getting-started" class="btn btn-secondary">View Documentation</a>
            </div>
        </div>
    </section>

    <!-- Footer -->
    <footer>
        <div class="container">
            <div class="footer-links">
                <a href="https://github.com/SarveshwarSenthilKumar/Flask-Development-Template" class="footer-link">GitHub</a>
                <a href="#" class="footer-link">Documentation</a>
                <a href="#" class="footer-link">License</a>
                <a href="mailto:Sarveshwar313@gmail.com" class="footer-link">Contact</a>
            </div>
            <p class="copyright">© 2025 Flask Development Template. Created by Sarveshwar Senthil Kumar.</p>
        </div>
    </footer>
</body>
</html>