:root {
    --milk: #FFFBF3;
    --card: #FFFFFF;
    --ink: #3B2F2A;
    --chocolate: #7A5C4B;
    --muted: #A8968C;
    --cherry: #E4677E;
    --butter: #FBE6A2;
    --line: #EFE3D6;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0 20px 80px;
    background: var(--milk);
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
        "Apple SD Gothic Neo", "Hiragino Sans", "Noto Sans CJK SC", sans-serif;
    line-height: 1.75;
    -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 720px; margin: 0 auto; }

header {
    padding: 56px 0 28px;
    border-bottom: 2px solid var(--line);
    margin-bottom: 34px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 20px;
    text-decoration: none;
    color: var(--ink);
}

.brand .dot {
    width: 26px; height: 26px;
    border-radius: 9px;
    background: var(--butter);
    display: grid; place-items: center;
    font-size: 15px;
}

nav { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 8px; }

nav a {
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    color: var(--chocolate);
    padding: 6px 13px;
    border-radius: 999px;
    background: var(--card);
    border: 1.5px solid var(--line);
}

nav a[aria-current="page"] { background: var(--butter); border-color: var(--butter); color: var(--ink); }

.langs { margin: 26px 0 8px; display: flex; flex-wrap: wrap; gap: 6px; }

.langs button {
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    color: var(--chocolate);
    padding: 5px 12px;
    border-radius: 999px;
    background: transparent;
    border: 1.5px solid var(--line);
}

.langs button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--milk); }

section[data-lang] { display: none; }
section[data-lang].on { display: block; }

h1 { font-size: 30px; line-height: 1.35; margin: 18px 0 6px; }
h2 { font-size: 19px; margin: 36px 0 8px; }
p, li { font-size: 16px; color: var(--chocolate); }
li { margin-bottom: 6px; }
strong { color: var(--ink); }

.updated { font-size: 14px; color: var(--muted); margin-top: 0; }

a { color: var(--cherry); }

.card {
    background: var(--card);
    border: 2px solid var(--line);
    border-radius: 22px;
    padding: 20px 24px;
    margin: 22px 0;
}

footer {
    margin-top: 60px;
    padding-top: 22px;
    border-top: 2px solid var(--line);
    font-size: 14px;
    color: var(--muted);
}

@media (prefers-color-scheme: dark) {
    :root {
        --milk: #1C1714;
        --card: #262019;
        --ink: #F4EBE0;
        --chocolate: #D3C2B4;
        --muted: #9A8B7E;
        --line: #392F27;
    }
}