:root {
    --bg: #ffffff;
    --text: #1b1c18;
    --muted: #5b5d54;
    --accent: #fc4c01;
    --border: #e6e4dd;
    --card: #f7f6f2;
    font-size: 16px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0a0b09;
        --text: #eaeae4;
        --muted: #9b9d95;
        --accent: #ff6a2b;
        --border: #262820;
        --card: #14160f;
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
}

main {
    max-width: 720px;
    margin: 0 auto;
    padding: 3rem 1.5rem 6rem;
}

header.page-header {
    margin-bottom: 2.5rem;
}

header.page-header .brand {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent);
    text-decoration: none;
}

h1 {
    font-size: 2rem;
    margin: 1rem 0 0.25rem;
}

.updated {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 0 0 2rem;
}

h2 {
    font-size: 1.25rem;
    margin: 2.25rem 0 0.75rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border);
}

h2:first-of-type {
    border-top: none;
    padding-top: 0;
}

h3 {
    font-size: 1rem;
    margin: 1.25rem 0 0.5rem;
}

p, li {
    color: var(--text);
}

ul, ol {
    padding-left: 1.25rem;
}

li + li {
    margin-top: 0.4rem;
}

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

.callout {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    margin: 1.25rem 0;
    font-size: 0.95rem;
}

.callout p:last-child {
    margin-bottom: 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0 1.5rem;
    font-size: 0.92rem;
}

th, td {
    text-align: left;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

th {
    color: var(--muted);
    font-weight: 600;
}

footer.page-footer {
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.85rem;
}

footer.page-footer a {
    color: var(--muted);
}