body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: #f4f4f9;
    color: #333;
}

header {
    background: #fff;
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

h1, h2 {
    color: #333;
}

main {
    padding: 2rem;
    max-width: 800px;
    margin: auto;
}

section {
    margin-bottom: 2rem;
    background: #fff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.cta-button {
    display: inline-block;
    background: #007aff;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
}

.feature {
    margin-bottom: 1rem;
}

footer {
    text-align: center;
    padding: 2rem;
    margin-top: 2rem;
    font-size: 0.9em;
    color: #666;
}