:root {
    --ink: #201f1e;
    --muted: #605e5c;
    --rule: #e1dfdd;
    --accent: #0b6bcb;
    --paper: #ffffff;
    --note: #f3f2f1;
}

@media (prefers-color-scheme: dark) {
    :root {
        --ink: #eaeaea;
        --muted: #a9a6a3;
        --rule: #3a3a3a;
        --accent: #5aa9f5;
        --paper: #1b1b1b;
        --note: #262626;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: "Segoe UI", system-ui, -apple-system, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

main {
    max-width: 44rem;
    margin: 0 auto;
    padding: 3rem 1.25rem 4rem;
}

h1 {
    font-size: 1.9rem;
    line-height: 1.25;
    margin: 0 0 0.5rem;
}

h2 {
    font-size: 1.1rem;
    margin: 2.25rem 0 0.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--rule);
}

p, ul { margin: 0 0 1rem; }
ul { padding-left: 1.25rem; }
li { margin-bottom: 0.35rem; }

a { color: var(--accent); }
a:hover { text-decoration: none; }

.lede { font-size: 1.1rem; }

.crumb {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
}

.updated {
    color: var(--muted);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.note {
    background: var(--note);
    border-left: 3px solid var(--accent);
    padding: 0.85rem 1rem;
    border-radius: 3px;
}

footer {
    margin-top: 3rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--rule);
    color: var(--muted);
    font-size: 0.9rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 1.25rem;
    font-size: 0.94rem;
}

th, td {
    text-align: left;
    vertical-align: top;
    padding: 0.5rem 0.75rem 0.5rem 0;
    border-bottom: 1px solid var(--rule);
}

th { font-weight: 600; }

h3 {
    font-size: 1rem;
    margin: 1.5rem 0 0.4rem;
}