:root {
  --bg: #ffffff; --fg: #1d1f21; --muted: #6a6f75; --line: #e3e5e8; --link: #1a64c8;
  --banner-bg: #fff6d6; --banner-line: #ecd682; --code-bg: #f4f5f7; --quote-bg: #f7f8fa; --accent: #8a1f3b;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181a; --fg: #e4e6e8; --muted: #9aa0a6; --line: #2e3034; --link: #7ab0ff;
    --banner-bg: #33300f; --banner-line: #5c5520; --code-bg: #222427; --quote-bg: #1f2023; --accent: #e07a95;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
header { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--line); }
header .home { font-weight: 700; color: var(--accent); font-size: 18px; }
header nav.site { display: flex; gap: 14px; font-size: 14px; margin-right: auto; margin-left: 12px; }
header input { padding: 6px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--fg); width: 220px; max-width: 60vw; }
.banner { background: var(--banner-bg); border-bottom: 1px solid var(--banner-line); padding: 10px 16px; font-size: 14px; }
main { max-width: 880px; margin: 0 auto; padding: 16px; }
footer { max-width: 880px; margin: 32px auto; padding: 16px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); }
h1 { font-size: 26px; line-height: 1.25; margin: 8px 0; overflow-wrap: anywhere; }
h2 { font-size: 20px; margin-top: 32px; }
.crumbs, .stats, .desc { color: var(--muted); font-size: 14px; }
.categories { list-style: none; padding: 0; }
.categories li { padding: 10px 0; border-bottom: 1px solid var(--line); }
.categories .count { color: var(--muted); font-size: 13px; margin-left: 6px; }
.subcats { padding-left: 18px; }
table.topics { width: 100%; border-collapse: collapse; font-size: 15px; }
table.topics th { text-align: left; color: var(--muted); font-weight: 500; font-size: 13px; border-bottom: 1px solid var(--line); padding: 6px 4px; }
table.topics td { border-bottom: 1px solid var(--line); padding: 8px 4px; vertical-align: top; overflow-wrap: anywhere; }
table.topics .n, table.topics .d { text-align: right; white-space: nowrap; color: var(--muted); font-size: 13px; }
table.topics .cat { font-size: 12px; color: var(--muted); margin-left: 6px; }
@media (max-width: 560px) { table.topics .n { display: none; } }
.post { border-top: 1px solid var(--line); padding: 14px 0; }
.post .meta { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.post .author { font-weight: 600; color: var(--fg); }
.post .date, .post .reply { color: var(--muted); margin-left: 6px; }
.post .num { margin-left: 4px; }
.cooked { overflow-wrap: anywhere; }
.cooked img { max-width: 100%; height: auto; }
.cooked img.emoji { width: 20px; height: 20px; vertical-align: middle; }
.cooked pre { background: var(--code-bg); padding: 10px 12px; border-radius: 6px; overflow-x: auto; font-size: 13.5px; line-height: 1.45; }
.cooked code { font-family: ui-monospace, Consolas, "SF Mono", Menlo, monospace; background: var(--code-bg); padding: 1px 4px; border-radius: 4px; font-size: 0.92em; }
.cooked pre code { background: none; padding: 0; }
.cooked blockquote, .cooked aside.quote { margin: 10px 0; padding: 8px 12px; background: var(--quote-bg); border-left: 3px solid var(--line); }
.cooked aside.quote .title { font-size: 13px; color: var(--muted); }
.cooked aside.onebox { border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; margin: 10px 0; font-size: 14px; }
.cooked aside.onebox img { max-width: 120px; float: right; margin-left: 10px; }
.cooked aside.onebox::after { content: ""; display: block; clear: both; }
.cooked table { border-collapse: collapse; }
.cooked td, .cooked th { border: 1px solid var(--line); padding: 4px 8px; }
.cooked .lightbox-wrapper .meta { display: none; }
.missing-image { color: var(--muted); font-size: 13px; font-style: italic; }
.mention { font-weight: 600; }