* {
    box-sizing: border-box;
}

:root {
    color-scheme: light;
    --page-ink: #252b33;
    --page-red: #a52b38;
    --page-muted: #5b626a;
    --page-line: #e3e6e9;
}

body {
    margin: 0;
    background: #f6f7f8;
    color: var(--page-ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.7;
}

a {
    color: var(--page-red);
}

a:hover,
a:focus-visible {
    color: #84212c;
}

.site-header,
.site-footer {
    background: #fff;
}

.site-header {
    border-bottom: 1px solid var(--page-line);
}

.site-header-inner,
.site-footer-inner {
    width: min(1040px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 80px;
}

.brand img {
    display: block;
    width: 64px;
    height: 64px;
    object-fit: contain;
}

.primary-nav,
.footer-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px 18px;
}

.primary-nav a,
.footer-nav a {
    text-decoration: none;
}

.primary-nav a {
    padding: 8px 0;
    color: var(--page-ink);
    font-size: 14px;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
    color: var(--page-red);
}

main {
    width: min(850px, calc(100% - 40px));
    min-height: 58vh;
    margin: 38px auto;
    padding: clamp(24px, 5vw, 48px);
    background: #fff;
}

h1,
h2 {
    color: #252525;
    line-height: 1.25;
}

h1 {
    margin: 0 0 24px;
    font-size: clamp(30px, 5vw, 40px);
}

h2 {
    margin: 30px 0 10px;
    font-size: 22px;
}

p,
ul {
    margin: 0 0 18px;
}

li + li {
    margin-top: 8px;
}

.updated {
    color: var(--page-muted);
    font-size: 14px;
}

.site-footer {
    border-top: 1px solid var(--page-line);
}

.site-footer-inner {
    padding: 24px 0;
}

.footer-nav {
    justify-content: center;
    margin-bottom: 18px;
}

.copyright {
    margin: 0;
    color: var(--page-muted);
    font-size: 14px;
    text-align: center;
}

@media (max-width: 760px) {
    .site-header-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
        padding: 12px 0 16px;
    }

    .brand img {
        width: 54px;
        height: 54px;
    }

    .primary-nav {
        gap: 4px 16px;
    }

    main {
        margin: 24px auto;
    }
}