:root {
  --bg: #0d1117;
  --fg: #e6edf3;
  --muted: #8b949e;
  --border: #30363d;
  --elev: #161b22;
  --elev2: #1c2128;
  --accent: #58a6ff;
  --accent2: #7ee787;
  --danger: #ff7b72;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
[data-theme="light"] {
  --bg: #ffffff;
  --fg: #1f2328;
  --muted: #656d76;
  --border: #d0d7de;
  --elev: #f6f8fa;
  --elev2: #eef1f4;
  --accent: #0969da;
  --accent2: #1a7f37;
  --danger: #cf222e;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); font-size: 12.5px; }

mark {
  background: rgba(88,166,255,.28);
  color: var(--fg);
  padding: 0 1px;
  border-radius: 2px;
}

/* ---------- Layout ---------- */
.layout { min-height: 100vh; }
.layout-main { min-height: 100vh; min-width: 0; }

/* ---------- Topbar ---------- */
.top {
  display: flex; gap: 16px; align-items: center;
  padding: 10px 20px; border-bottom: 1px solid var(--border);
  background: var(--elev); position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; display: flex; gap: 8px; align-items: center; color: var(--fg); }
.logo {
  width: 24px; height: 24px; display: grid; place-items: center;
  border-radius: 6px; background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #06121f; font-weight: 800; font-size: 12px;
}
.topnav { display: flex; gap: 4px; }
.topnav a {
  padding: 6px 10px; border-radius: 6px; font-size: 13px;
  color: var(--muted); text-decoration: none;
}
.topnav a:hover { color: var(--fg); background: var(--elev2); text-decoration: none; }
.topnav a.active { color: var(--accent); background: var(--elev2); font-weight: 600; }
@media (max-width: 720px) {
  .topnav { display: none; }
}

.spacer { flex: 1; }

.search { display: flex; align-items: center; gap: 6px; }
.search-global { flex: 1; max-width: 560px; }
.search-global input {
  flex: 1; min-width: 0;
  background: var(--bg); border: 1px solid var(--border); color: var(--fg);
  padding: 6px 10px; border-radius: 8px; font-size: 13px;
}
.search-global input:focus { outline: none; border-color: var(--accent); }
.search-global kbd {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  border: 1px solid var(--border); padding: 1px 5px; border-radius: 4px;
}
.search input {
  background: var(--bg); border: 1px solid var(--border); color: var(--fg);
  padding: 6px 10px; border-radius: 8px; font-size: 13px; min-width: 160px;
}
#theme {
  background: var(--elev); border: 1px solid var(--border); color: var(--fg);
  width: 32px; height: 32px; border-radius: 8px; cursor: pointer; font-size: 15px;
}
#theme:hover { border-color: var(--accent); color: var(--accent); }

main { max-width: 1100px; margin: 0 auto; padding: 24px 20px; }
h1 { font-size: 24px; margin: 0 0 4px; letter-spacing: -.3px; }
.muted { color: var(--muted); }

/* ---------- Hero / stats ---------- */
.hero { padding: 8px 4px 4px; }
.hero p { margin: 0; font-size: 13px; }
.stats {
  display: grid; gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 20px 0 28px;
}
.stat {
  background: var(--elev); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 16px;
}
.stat .v { font-size: 22px; font-weight: 700; letter-spacing: -.3px; }
.stat .l { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .6px; margin-top: 2px; }
@media (max-width: 640px) { .stats { grid-template-columns: 1fr; } }

.group-title {
  font-size: 13px; text-transform: uppercase; letter-spacing: .8px;
  color: var(--muted); font-weight: 600;
  margin: 24px 0 12px;
  display: flex; align-items: center; gap: 8px;
}
.group-title .count {
  background: var(--elev2); border: 1px solid var(--border);
  color: var(--muted); font-size: 11px; font-weight: 500;
  padding: 1px 7px; border-radius: 999px; letter-spacing: 0;
  text-transform: none;
}

/* ---------- Repos grid ---------- */
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.repo {
  background: var(--elev); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px; color: var(--fg); display: flex; flex-direction: column; gap: 10px;
  transition: .15s border-color, .15s transform;
}
.repo:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-1px); }
.repo-head { display: flex; align-items: baseline; gap: 8px; justify-content: space-between; }
.repo-head h3 { margin: 0; font-size: 15px; }
.repo .branch {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  background: var(--bg); border: 1px solid var(--border);
  padding: 1px 6px; border-radius: 6px; white-space: nowrap;
}
.repo .desc { margin: 0; color: var(--muted); font-size: 13px; min-height: 1.4em; }

.spark {
  display: flex; align-items: flex-end; gap: 1px;
  height: 26px; padding: 2px 0;
  border-bottom: 1px solid var(--border);
}
.spark > span {
  flex: 1; min-height: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(88,166,255,.35));
  border-radius: 1px 1px 0 0;
  transition: opacity .15s;
}
.spark > span.empty { background: transparent; min-height: 0; }
.spark > span:hover { opacity: .75; }

.lang-bar {
  display: flex; height: 6px; border-radius: 999px; overflow: hidden;
  background: var(--bg); border: 1px solid var(--border);
}
.lang-bar > span { display: block; height: 100%; }
.lang-legend {
  display: flex; flex-wrap: wrap; gap: 6px 12px;
  font-size: 11.5px; color: var(--muted);
}
.lang-legend > span { display: inline-flex; align-items: center; gap: 5px; }
.lang-legend i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.lang-legend em { font-style: normal; color: var(--fg); opacity: .75; }

.last-commit {
  font-size: 12.5px; color: var(--muted);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font-style: italic;
}

.repo .meta {
  display: flex; gap: 14px; flex-wrap: wrap;
  color: var(--muted); font-size: 12px; margin-top: auto;
}
.repo .meta .mk { color: var(--accent); }
.repo .meta .auto {
  color: var(--accent); border: 1px dashed var(--accent);
  padding: 0 6px; border-radius: 6px; font-size: 10.5px;
  text-transform: uppercase; letter-spacing: .5px;
}

/* ---------- Cards ---------- */
.card {
  background: var(--elev); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.card + * { margin-top: 16px; }
.card-header {
  padding: 12px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px; font-weight: 600;
}

.crumbs { color: var(--muted); font-size: 13px; margin-bottom: 14px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.crumbs b { color: var(--fg); font-weight: 600; }
.crumbs .sep { color: var(--muted); }

/* ---------- Tabs ---------- */
.tabs {
  display: flex; gap: 2px;
  border-bottom: 1px solid var(--border);
  margin: -4px 0 16px;
}
.tab {
  padding: 10px 14px; font-size: 13px; color: var(--muted);
  border-bottom: 2px solid transparent; text-decoration: none;
  cursor: pointer; display: inline-flex; align-items: center;
}
.tab:hover { color: var(--fg); text-decoration: none; }
.tab.active { color: var(--fg); border-bottom-color: var(--accent); font-weight: 600; }

.tab-count {
  display: inline-block; margin-left: 5px; padding: 0 6px;
  font-family: var(--mono); font-size: 11px; line-height: 1.6;
  background: var(--elev2); color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px;
  vertical-align: 1px;
}
.tab.active .tab-count { color: var(--accent); border-color: rgba(88,166,255,.4); }

.repo-headline {
  margin: -8px 0 16px;
  display: flex;
}
.clone-url {
  font-family: var(--mono); font-size: 12px;
  background: var(--elev); color: var(--muted);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 5px 10px; cursor: pointer;
  user-select: none;
}
.clone-url:hover { color: var(--accent); border-color: var(--accent); }
.clone-url.copied { color: var(--accent2); border-color: var(--accent2); }

/* ---------- Toolbar ---------- */
.toolbar {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  margin-bottom: 14px;
}
.inline-form { display: flex; align-items: center; gap: 6px; margin: 0; }
.inline-form select,
.inline-form input {
  background: var(--bg); color: var(--fg);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 5px 10px; font-size: 13px;
}
.compare-form input { width: auto; }

/* Filter form on commits page */
.filter-form {
  border-left: 1px solid var(--border);
  padding-left: 10px;
  margin-left: 4px;
}
.filter-form input {
  font-family: var(--mono);
  font-size: 12px;
}

/* ---------- Chips (Markers filter) ---------- */
.chips {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-bottom: 14px;
}
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; font-size: 12.5px;
  background: var(--elev); color: var(--muted);
  border: 1px solid var(--border); border-radius: 999px;
  text-decoration: none;
}
.chip:hover { color: var(--fg); border-color: var(--accent); text-decoration: none; }
.chip.active {
  background: var(--elev2); color: var(--accent);
  border-color: var(--accent); font-weight: 600;
}
.chip-count {
  font-family: var(--mono); font-size: 11px;
  color: var(--fg); opacity: .7;
}
.chip.active .chip-count { color: var(--accent); opacity: 1; }

/* ---------- Commits ---------- */
.commit {
  display: grid; grid-template-columns: 90px 1fr auto auto;
  gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--border);
  align-items: center;
}
.commit:last-child { border-bottom: 0; }
.commit:hover { background: rgba(88,166,255,.04); }
.commit .hash {
  font-family: var(--mono); font-size: 12px; color: var(--accent);
  background: var(--bg); padding: 3px 8px; border-radius: 6px;
  text-align: center; border: 1px solid var(--border);
  cursor: pointer;
}
.commit .hash:hover { border-color: var(--accent); }
.commit .hash.copied {
  color: var(--accent2); border-color: var(--accent2);
  background: rgba(126,231,135,.08);
}
.commit .msg { min-width: 0; }
.commit .msg a {
  display: block; font-weight: 500;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: var(--fg);
}
.commit .msg a:hover { color: var(--accent); text-decoration: none; }
.commit .msg small {
  color: var(--muted);
  display: flex; align-items: center; gap: 6px;
}
.commit .msg .avatar {
  width: 16px; height: 16px; border-radius: 4px;
  display: inline-block; flex-shrink: 0;
}

.commit-stats {
  display: flex; gap: 8px;
  font-family: var(--mono); font-size: 12px;
  white-space: nowrap;
}
.commit-stats .add { color: var(--accent2); }
.commit-stats .del { color: var(--danger); }

.load-more { padding: 14px 16px; text-align: center; border-top: 1px solid var(--border); }
.pager {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 12.5px;
}

/* ---------- Refs ---------- */
.ref-row {
  display: flex; gap: 12px; align-items: center;
  padding: 10px 16px; border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.ref-row:last-child { border-bottom: 0; }
.ref-row:hover { background: rgba(88,166,255,.04); }
.ref-icon { color: var(--muted); width: 16px; text-align: center; }
.ref-name { font-weight: 500; }
.ref-sha { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.ref-sha:hover { color: var(--accent); text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--border); background: var(--elev);
  color: var(--fg); padding: 5px 11px; border-radius: 8px;
  cursor: pointer; font-size: 12.5px; text-decoration: none;
}
.btn:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn.copied { color: var(--accent2); border-color: var(--accent2); }

/* ---------- Tree ---------- */
.blob-header {
  padding: 10px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 13px;
}
table.files { width: 100%; border-collapse: collapse; }
table.files td { padding: 8px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
table.files tr:last-child td { border-bottom: 0; }
table.files tr:hover td { background: rgba(88,166,255,.04); }
table.files .name { display: flex; align-items: center; gap: 8px; }
table.files .file-icon { width: 14px; text-align: center; color: var(--muted); }
table.files .folder { color: var(--accent); }
table.files .size, table.files .age { text-align: right; white-space: nowrap; width: 1%; }

/* ---------- Blob ---------- */
.code-wrap { overflow: auto; }
.code-wrap pre {
  margin: 0; font-family: var(--mono); font-size: 13px;
  line-height: 1.6; padding: 12px 0;
}
.code-wrap .lntable { border-spacing: 0; }
.code-wrap .lntd { padding: 0; vertical-align: top; }
.code-wrap .lnt { user-select: none; }
.code-wrap .lntd:nth-child(2) .ln.line-target {
  background: rgba(88,166,255,.12);
}

.md-wrap { padding: 20px 24px; }
.md-wrap pre { background: var(--elev); padding: 12px 14px; border-radius: 8px; overflow: auto; }

/* ---------- Blame ---------- */
table.blame-table { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 12.5px; }
table.blame-table td { padding: 2px 10px; vertical-align: top; white-space: nowrap; }
table.blame-table tr:hover td { background: rgba(88,166,255,.04); }
table.blame-table .ln { color: var(--muted); text-align: right; user-select: none; width: 1%; }
table.blame-table .sha { color: var(--accent); width: 1%; }
table.blame-table .author { color: var(--fg); width: 1%; max-width: 140px; overflow: hidden; text-overflow: ellipsis; }
table.blame-table .when { width: 1%; }
table.blame-table .text { white-space: pre; overflow-x: auto; max-width: 0; width: 100%; }
table.blame-table .text code { padding: 0; background: transparent; }

/* ---------- Grep ---------- */
.grep-row {
  display: flex; gap: 12px; padding: 8px 16px;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono); font-size: 12.5px;
  align-items: baseline;
}
.grep-row:last-child { border-bottom: 0; }
.grep-row:hover { background: rgba(88,166,255,.04); }
.grep-row .path { color: var(--accent); flex-shrink: 0; }
.grep-row .text { color: var(--fg); white-space: pre; overflow-x: auto; max-width: 100%; }

/* ---------- Search ---------- */
.search-section + .search-section { margin-top: 16px; }
.search-section .section-icon {
  color: var(--muted); width: 14px; text-align: center; font-size: 12px;
}
.repo-tag {
  font-family: var(--mono); font-size: 11.5px;
  color: var(--accent);
}
.repo-tag:hover { text-decoration: none; color: var(--accent); }

/* Authors page */
.author-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px; border-bottom: 1px solid var(--border);
}
.author-row:last-child { border-bottom: 0; }
.author-row:hover { background: rgba(88,166,255,.04); }
.author-row .avatar { width: 28px; height: 28px; border-radius: 6px; flex-shrink: 0; }
.author-info { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.author-info b { font-weight: 600; font-size: 13.5px; }
.author-info small { color: var(--muted); font-size: 12px; }
.author-meta { color: var(--muted); font-size: 12px; white-space: nowrap; }
.author-meta .count { color: var(--fg); font-family: var(--mono); }

/* ---------- Diff ---------- */
.diff-wrap { font-family: var(--mono); font-size: 12.5px; line-height: 1.55; overflow-x: auto; }
.diff .add, .diff .del, .diff .ctx, .diff .hunk { padding: 0 12px; white-space: pre; }
.diff .hunk { background: var(--elev); color: var(--muted); padding: 4px 12px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.diff .hunk.file { font-weight: 700; color: var(--fg); }
.diff .hunk.meta { color: var(--muted); font-style: italic; }
.diff .add { background: rgba(126,231,135,.10); color: var(--accent2); }
.diff .del { background: rgba(255,123,114,.10); color: var(--danger); }
.diff .ctx { color: var(--fg); }

/* ---------- Markers ---------- */
.badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: .3px; text-transform: uppercase;
}
.badge.todo  { background: rgba(88,166,255,.15); color: var(--accent); border: 1px solid rgba(88,166,255,.4); }
.badge.fixme { background: rgba(255,123,114,.15); color: var(--danger); border: 1px solid rgba(255,123,114,.4); }
.marker {
  display: flex; gap: 12px; padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono); font-size: 13px; align-items: baseline;
}
.marker:last-child { border-bottom: 0; }
.marker .path { color: var(--muted); flex-shrink: 0; }
.marker .text { color: var(--fg); }
.marker .repo-tag { margin-left: auto; }

/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  .commit { grid-template-columns: 80px 1fr auto; }
  .commit .btn { display: none; }
  .commit-stats { display: none; }
  main { padding: 16px 12px; }
  .top { flex-wrap: wrap; padding: 10px 12px; }
  .search input { min-width: 120px; }
  .search-global { max-width: none; flex-basis: 100%; order: 10; }
  .tabs { overflow-x: auto; white-space: nowrap; }
  .tab { padding: 10px 10px; }
  .filter-form { border-left: 0; padding-left: 0; margin-left: 0; flex-basis: 100%; }
}