:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --fg: #1f2328;
  --muted: #656d76;
  --border: #d8dee4;
  --accent: #0b6bcb;
  --code-bg: #eff2f5;
  --ok: #1a7f37;
  --ok-bg: #dafbe1;
  --warn: #9a6700;
  --warn-bg: #fff8c5;
  --bad: #cf222e;
  --bad-bg: #ffebe9;
  --info: #0550ae;
  --info-bg: #ddf4ff;
  --na: #57606a;
  --na-bg: #eaeef2;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1216;
    --bg-soft: #161b22;
    --fg: #e6edf3;
    --muted: #8d96a0;
    --border: #30363d;
    --accent: #4aa3ff;
    --code-bg: #1f252d;
    --ok: #4ac26b;
    --ok-bg: #12301c;
    --warn: #d4a72c;
    --warn-bg: #332a0d;
    --bad: #ff7b72;
    --bad-bg: #3a1618;
    --info: #79c0ff;
    --info-bg: #10263f;
    --na: #9aa4ae;
    --na-bg: #262c34;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { display: grid; grid-template-columns: 300px minmax(0, 1fr); min-height: 100vh; }

.sidebar {
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  background: var(--bg-soft); border-right: 1px solid var(--border);
  padding: 16px 12px 32px; font-size: 14px;
}
.brand { font-weight: 700; padding: 4px 8px 12px; }
.sidebar ul { list-style: none; margin: 0; padding: 0; }
.sidebar a { display: flex; gap: 8px; align-items: baseline; padding: 5px 8px; border-radius: 6px; color: var(--fg); }
.sidebar a:hover { background: var(--border); text-decoration: none; }
.sidebar a[aria-current="page"] { background: var(--info-bg); color: var(--info); font-weight: 600; }
.sidebar .top { margin-bottom: 8px; }
.sidebar details { margin-top: 6px; }
.sidebar summary { cursor: pointer; padding: 5px 8px; font-weight: 600; color: var(--muted); }
.sidebar summary small { font-weight: 400; }
.notes a { flex-wrap: wrap; row-gap: 0; }
.notes a span:not(.dot) { flex: 1 1 0; min-width: 0; }
.notes a small { flex-basis: 100%; padding-left: 16px; color: var(--muted); font-size: 12px; }
.dot { flex: none; width: 8px; height: 8px; border-radius: 50%; transform: translateY(-1px); }
.dot.open { background: var(--warn); }
.dot.closed { background: var(--ok); }

main { padding: 24px 40px 48px; max-width: 980px; width: 100%; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 16px; overflow-wrap: anywhere; }
footer { margin-top: 48px; padding-top: 12px; border-top: 1px solid var(--border); font-size: 12px; color: var(--muted); }

.meta { border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; margin: 8px 0 24px; background: var(--bg-soft); }
.meta-top { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.meta dl { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 6px 16px; margin: 0; }
.meta dl > div { min-width: 0; }
.meta dt { font-size: 12px; color: var(--muted); }
.meta dd { margin: 0; overflow-wrap: anywhere; }
.targets { display: flex; flex-wrap: wrap; gap: 8px; }
.target { display: inline-flex; gap: 4px; align-items: center; }

.badge {
  display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: var(--na-bg); color: var(--na); white-space: nowrap;
}
.st-pending, .st-open { background: var(--warn-bg); color: var(--warn); }
.st-acked { background: var(--info-bg); color: var(--info); }
.st-applied { background: var(--ok-bg); color: var(--ok); }
.st-disputed, .prio-blocker, .prio-high { background: var(--bad-bg); color: var(--bad); }
.st-na { background: var(--na-bg); color: var(--na); }

.markdown h1, main > h1 { font-size: 1.8em; line-height: 1.25; margin: 0 0 12px; }
.markdown h2 { font-size: 1.35em; margin-top: 32px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.markdown h3 { font-size: 1.1em; margin-top: 24px; }
.markdown code { background: var(--code-bg); padding: 1px 5px; border-radius: 4px; font-size: 0.9em; overflow-wrap: anywhere; }
.markdown pre { background: var(--code-bg); padding: 12px 14px; border-radius: 8px; overflow-x: auto; }
.markdown pre code { padding: 0; background: none; overflow-wrap: normal; }
.markdown table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; margin: 12px 0; font-size: 14px; }
.markdown th, .markdown td { border: 1px solid var(--border); padding: 6px 10px; text-align: left; vertical-align: top; }
.markdown th { background: var(--bg-soft); }
.markdown blockquote { margin: 12px 0; padding: 4px 14px; border-left: 4px solid var(--border); color: var(--muted); }
.markdown ul, .markdown ol { padding-left: 24px; }
.markdown li input[type="checkbox"] { margin-right: 6px; }
.markdown img { max-width: 100%; }

@media (max-width: 800px) {
  .shell { grid-template-columns: minmax(0, 1fr); }
  .sidebar { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  main { padding: 16px 16px 32px; }
}