:root {
    color-scheme: light;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    line-height: 1.8;
    color: #293332;
    background: #f5f6f4;
}
body {
    margin: 0;
}
main {
    max-width: 760px;
    margin: 40px auto;
    padding: 32px;
    background: white;
    border: 1px solid #e1e6e1;
    border-radius: 16px;
}
nav {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
h1 {
    line-height: 1.3;
    margin-top: 32px;
}
h2 {
    font-size: 1.15rem;
    margin-top: 32px;
}
a {
    color: #23644c;
    text-underline-offset: 3px;
    overflow-wrap: anywhere;
}
.notice {
    padding: 16px;
    background: #fff4dc;
    border-left: 4px solid #9b741f;
}
footer {
    margin-top: 40px;
    padding-top: 16px;
    border-top: 1px solid #e1e6e1;
    color: #58645d;
}
@media (max-width: 600px) {
    main {
        margin: 0;
        padding: 24px 20px;
        border: 0;
        border-radius: 0;
    }
}