body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
        Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #f8f9fa;
    color: #212529;
}

header {
    display: flex;
    justify-content: center;
    padding: 1rem 0;
    background: white;
    box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 600;
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    height: calc(100vh - 160px);
    text-align: center;
    padding: 0 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: #555;
}

footer {
    text-align: center;
    padding: 2rem 0;
    font-size: 0.875rem;
    color: #888;
}