:root {
    color-scheme: light dark;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "SF Pro Text",
        "Helvetica Neue",
        Arial,
        sans-serif;
    background: #f5f7fb;
    color: #16181d;
    line-height: 1.65;
}

.container {
    width: min(760px, calc(100% - 40px));
    margin: 0 auto;
    padding: 64px 0 80px;
}

header {
    margin-bottom: 48px;
}

h1 {
    font-size: 42px;
    line-height: 1.1;
    margin: 0 0 12px;
}

h2 {
    margin-top: 40px;
    font-size: 22px;
}

p,
li {
    font-size: 17px;
}

.subtitle,
.updated {
    color: #6b7280;
}

.card {
    background: white;
    padding: 28px;
    border-radius: 20px;
    margin-top: 24px;
}

a {
    color: #1768c5;
}

nav {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 24px;
}

footer {
    margin-top: 64px;
    color: #6b7280;
    font-size: 14px;
}

@media (prefers-color-scheme: dark) {
    body {
        background: #101216;
        color: #f5f5f7;
    }

    .card {
        background: #1c1e23;
    }

    .subtitle,
    .updated,
    footer {
        color: #a0a4ad;
    }

    a {
        color: #6aaeff;
    }
}