body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f4ef;
    color: #222;
    line-height: 1.6;
}

header {
    background: #2c3e50;
    color: white;
    padding: 3rem 1.5rem;
    text-align: center;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 0 1.5rem 3rem;
}

section {
    margin-bottom: 2rem;
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

h1, h2 {
    margin-top: 0;
}

#intro {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto auto auto;
}

footer {
    text-align: center;
    padding: 1.5rem;
    color: #666;
    font-size: 0.95rem;
}