/* Mobile-first Styles für Apartman Yönetimi */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f7f7;
}

header, footer {
    background: #00796b;
    color: #fff;
    padding: 1em;
}

main {
    padding: 1em;
}

@media (min-width: 600px) {
    main {
        max-width: 600px;
        margin: 0 auto;
    }
}