cat > style.css << 'EOF'
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* Header & Navigation */
header {
    background: #1a1a1a;
    padding: 1rem 2rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #4CAF50;
}

.cta-button {
    background: #4CAF50;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
}

.cta-button:hover {
    background: #45a049;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 150px 2rem 100px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s;
}

.btn-primary {
    background: #4CAF50;
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: #45a049;
}

.btn-secondary {
    background: white;
    color: #667eea;
}

.btn-secondary:hover {
    transform: translateY(-2px);
}

/* Features Section */
.features {
    padding: 80px 2rem;
    background: #f8f9fa;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.feature-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* How It Works */
.how-it-works {
    padding: 80px 2rem;
}

.how-it-works h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.steps {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    background: #667eea;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 1rem;
}

/* Contact Section */
.contact {
    padding: 80px 2rem;
    background: #667eea;
    color: white;
    text-align: center;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.email-signup {
    max-width: 500px;
    margin: 2rem auto;
    display: flex;
    gap: 1rem;
}

.email-signup input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
}

.email-signup button {
    padding: 1rem 2rem;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
}

.email-signup button:hover {
    background: #45a049;
}

/* Footer */
footer {
    background: #1a1a1a;
    color: white;
    text-align: center;
    padding: 2rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .email-signup {
        flex-direction: column;
    }
}
EOF