:root {
  color-scheme: light;
  --bg: #ffffff;
  --subtle: #f6f8fa;
  --panel: #ffffff;
  --text: #1f2328;
  --muted: #59636e;
  --border: #d8dee4;
  --border-muted: #eaeef2;
  --link: #0969da;
  --open: #1a7f37;
  --closed: #8250df;
  --pr: #bf8700;
  --add-bg: #dafbe1;
  --del-bg: #ffebe9;
  --code-bg: #f6f8fa;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}
header, main, .repo-topbar, .tabbar { max-width: 1280px; margin: 0 auto; padding: 20px; }
header { padding-top: 18px; }
h1, h2, h3 { margin: 0 0 12px; line-height: 1.25; }
h1 { font-weight: 400; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
.repo-chrome { background: var(--subtle); border-bottom: 1px solid var(--border); }
.repo-topbar { padding-top: 14px; padding-bottom: 8px; }
.repo-path { font-size: 18px; }
.repo-path strong { font-weight: 600; }
.issue-header { padding-bottom: 8px; }
.summary { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0 20px; }
.pill, .label, .state {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 12px;
  background: #fff;
  color: var(--muted);
}
.state.open { color: var(--open); border-color: #aceebb; }
.state.closed { color: var(--closed); border-color: #d8b9ff; }
.state.pr { color: var(--pr); border-color: #f0d98c; }
.tabbar-wrap { border-bottom: 1px solid var(--border); background: var(--subtle); }
.tabbar { display: flex; gap: 4px; padding-top: 0; padding-bottom: 0; overflow-x: auto; }
.tab {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
  padding: 12px 14px 10px;
  white-space: nowrap;
}
.tab.active { border-bottom-color: #fd8c73; font-weight: 600; }
.tab .count { color: var(--muted); font-size: 12px; margin-left: 4px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.repo-list, .issue-list, .timeline { display: grid; gap: 10px; }
.card, .event {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
}
.meta { color: var(--muted); font-size: 13px; }
.title-line { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
.issue-number { color: var(--muted); font-weight: 300; }
.conversation-status {
  border-left: 3px solid var(--border);
  color: var(--muted);
  margin: 6px 0 6px 18px;
  padding: 6px 0 6px 12px;
}
.labels { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.markdown {
  overflow-wrap: anywhere;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-top: 10px;
}
.markdown > :first-child { margin-top: 0; }
.markdown > :last-child { margin-bottom: 0; }
.markdown h1, .markdown h2 {
  border-bottom: 1px solid var(--border-muted);
  padding-bottom: 6px;
}
.markdown h1 { font-size: 1.7em; font-weight: 600; }
.markdown h2 { font-size: 1.35em; font-weight: 600; }
.markdown h3 { font-size: 1.15em; font-weight: 600; }
.markdown pre {
  background: var(--code-bg);
  border-radius: 6px;
  overflow-x: auto;
  padding: 12px;
}
.markdown pre code { background: transparent; padding: 0; }
.markdown ul { padding-left: 24px; }
.wiki-layout { display: grid; gap: 16px; grid-template-columns: 260px 1fr; }
.wiki-sidebar { display: grid; gap: 8px; align-content: start; }
.wiki-nav { list-style: none; margin: 0; padding: 0; }
.wiki-nav a { display: block; padding: 6px 8px; border-radius: 6px; }
.wiki-nav a.active, .wiki-nav a:hover { background: var(--subtle); text-decoration: none; }
.wiki-content h1 { margin-bottom: 8px; }
.empty { color: var(--muted); font-style: italic; }
.grid { display: grid; gap: 16px; grid-template-columns: 2fr 1fr; }
.side { display: grid; gap: 12px; align-content: start; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--border); }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { background: #f0f3f6; font-size: 13px; }
code { background: #eef1f4; padding: 1px 4px; border-radius: 4px; }
.diff-shell {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.diff-header {
  align-items: center;
  background: var(--subtle);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: space-between;
  padding: 10px 12px;
}
.diff-file { border-top: 1px solid var(--border); }
.diff-file:first-child { border-top: 0; }
.diff-file-title { background: var(--subtle); border-bottom: 1px solid var(--border); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; padding: 8px 12px; }
.diff-table { border: 0; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; table-layout: fixed; }
.diff-table td { border-bottom: 0; padding: 0 8px; white-space: pre-wrap; overflow-wrap: anywhere; }
.diff-line-no { color: var(--muted); text-align: right; width: 72px; user-select: none; }
.diff-line-code { background: var(--code-bg); }
.diff-add .diff-line-no, .diff-add .diff-line-code { background: var(--add-bg); }
.diff-del .diff-line-no, .diff-del .diff-line-code { background: var(--del-bg); }
.diff-hunk .diff-line-code { color: var(--muted); }
.commit-list { display: grid; gap: 10px; }
.commit-row { align-items: start; display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.sha { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; }
.notice { background: var(--subtle); border: 1px solid var(--border); border-radius: 8px; color: var(--muted); padding: 14px; }
.toolbar {
  align-items: center;
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.search-input {
  border: 1px solid var(--border);
  border-radius: 6px;
  flex: 1 1 320px;
  font: inherit;
  min-height: 36px;
  padding: 6px 10px;
}
.button, .filter-button {
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  min-height: 36px;
  padding: 6px 10px;
}
.button:hover, .filter-button:hover { background: var(--subtle); text-decoration: none; }
.filter-button.active { border-color: #0969da; box-shadow: inset 0 0 0 1px #0969da; }
[hidden] { display: none !important; }
@media (max-width: 760px) {
  header, main { padding: 14px; }
  .grid { grid-template-columns: 1fr; }
  .wiki-layout { grid-template-columns: 1fr; }
  .commit-row { grid-template-columns: 1fr; }
}