:root {
    --bg:     white;
    --fg:     black;
    --dim:    gray;
    --link:   navy;
    --vlink:  maroon;
    --border: silver;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg:     black;
        --fg:     silver;
        --dim:    gray;
        --link:   #6699cc;
        --vlink:  #cc9966;
        --border: #333;
    }
}

body {
    margin: 0 auto;
    padding: 1.5rem 1rem;
    max-width: 720px;
    background: var(--bg);
    color: var(--fg);
    font-family: Georgia, serif;
    font-size: 0.95rem;
    line-height: 1.6;
}

a { color: var(--link); }
a:visited { color: var(--vlink); }

hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 1rem 0;
}

/* ── header ─────────────────────────────────────────────── */

header h1 {
    margin: 0 0 0.2rem 0;
    font-size: 1.2rem;
    font-weight: normal;
}

header h1 a {
    color: var(--fg);
    text-decoration: none;
}

header p {
    margin: 0;
    color: var(--dim);
}

/* ── nav ────────────────────────────────────────────────── */

nav { margin: 0; }

/* ── post list ──────────────────────────────────────────── */

.posts {
    list-style: none;
    padding: 0;
    margin: 0;
}

.posts li {
    display: flex;
    gap: 1rem;
    padding: 0.2rem 0;
    align-items: baseline;
}

.posts time {
    flex-shrink: 0;
    color: var(--dim);
}

.posts a { word-break: break-word; }

/* ── post content ───────────────────────────────────────── */

.post-header h1 {
    margin: 0 0 0.2rem 0;
    font-size: 1.2rem;
    font-weight: normal;
}

.post-header .meta {
    color: var(--dim);
    margin: 0;
}

.post-body { margin-top: 1rem; }

.post-body h2 {
    font-size: 1rem;
    font-weight: bold;
    margin: 1.5rem 0 0.25rem 0;
}

.post-body h3 {
    font-size: 1rem;
    font-weight: normal;
    margin: 1rem 0 0.25rem 0;
}

.post-body pre {
    font-family: monospace;
    background: var(--border);
    border-left: 3px solid var(--dim);
    padding: 0.5rem 0.75rem;
    overflow-x: auto;
    font-size: 0.9em;
    line-height: 1.4;
}

.post-body code {
    font-family: monospace;
    font-size: 0.9em;
}

.post-body p code,
.post-body li code {
    background: var(--border);
    padding: 0.1em 0.3em;
}

.post-body figure { margin: 0 0 1rem 0; }

.post-body figure img {
    display: block;
    max-width: 100%;
    max-height: 60vh;
    width: auto;
    height: auto;
}

.post-body figcaption {
    font-size: 0.85em;
    color: var(--dim);
}

.post-body blockquote {
    border-left: 3px solid var(--border);
    margin: 0 0 1rem 2rem;
    padding: 0 0 0 1rem;
    color: var(--dim);
}

.post-body table {
    border-collapse: collapse;
    margin: 0 0 1rem 0;
}

.post-body th,
.post-body td {
    border: 1px solid var(--border);
    padding: 0.3rem 0.6rem;
    text-align: left;
}

/* ── footer ─────────────────────────────────────────────── */

footer {
    font-size: 0.85em;
    color: var(--dim);
}

footer a { color: var(--dim); }

/* ── narrow screens ─────────────────────────────────────── */

@media (max-width: 480px) {
    .posts li {
        flex-direction: column;
        gap: 0;
    }
}