:root {
  --fg: #1c1c1c; --muted: #7a7a7a; --bg: #f7f7f6; --card: #fff;
  --border: #e3e3e0; --code-bg: #f4f4f2; --accent: #0066cc;
  --good: #18794e; --good-bg: #e6f5ec;
  --warn: #92400e; --warn-bg: #fef3c7;
  --bad:  #b91c1c; --bad-bg:  #fde8e8;
  --muted-bg: #ececea;
  --pill-bg: #fff; --pill-active: #0a3d6f; --pill-active-bg: #e3eef9;
}
* { box-sizing: border-box; }
body {
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--fg); background: var(--bg); margin: 0;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.is-hidden { display: none !important; }

header.site {
  position: sticky; top: 0; z-index: 20;
  background: var(--card); border-bottom: 1px solid var(--border);
  padding: 12px 22px;
}
header.site .row1 { display: flex; align-items: baseline; gap: 12px; }
header.site h1 { font-size: 17px; margin: 0; font-weight: 600; }
header.site .crumbs { color: var(--muted); font-size: 14px; }
header.site .summary { color: var(--muted); font-size: 14px; margin-top: 4px; }
header.site .summary b { color: var(--fg); font-variant-numeric: tabular-nums; }
.filterbar { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 8px; }
.filterbar .label {
  font-size: 12px; color: var(--muted); text-transform: uppercase;
  letter-spacing: 0.5px; margin-right: 4px;
}
.pill {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--pill-bg); border: 1px solid var(--border);
  border-radius: 999px; padding: 4px 11px;
  font-size: 13px; cursor: pointer; user-select: none;
  font-variant-numeric: tabular-nums;
}
.pill.active { background: var(--pill-active-bg); border-color: var(--pill-active); color: var(--pill-active); }
.pill .count { color: var(--muted); font-size: 12px; }
.pill.active .count { color: var(--pill-active); }
.pill.bad-tone { color: var(--bad); }
.pill.warn-tone { color: var(--warn); }
.pill.good-tone { color: var(--good); }
.pill.bad-tone.active  { background: var(--bad-bg);  border-color: var(--bad);  color: var(--bad); }
.pill.warn-tone.active { background: var(--warn-bg); border-color: var(--warn); color: var(--warn); }
.pill.good-tone.active { background: var(--good-bg); border-color: var(--good); color: var(--good); }
.filterbar input[type=search] {
  flex: 1; min-width: 220px;
  padding: 6px 11px; border: 1px solid var(--border); border-radius: 4px;
  font-size: 14px; margin-left: 8px;
}

main { padding: 16px 22px 60px; max-width: 1400px; margin: 0 auto; }

.atom { background: var(--card); border: 1px solid var(--border); border-radius: 5px; margin-bottom: 4px; }
.atom > summary { cursor: pointer; list-style: none; user-select: none; display: flex; align-items: center; gap: 8px; padding: 8px 13px; font-size: 14px; }
.atom > summary::-webkit-details-marker { display: none; }
.atom > summary::before { content: "▸"; color: var(--muted); font-size: 11px; flex-shrink: 0; }
.atom[open] > summary::before { content: "▾"; }
.atom > summary > .aid { font-family: ui-monospace, Menlo, monospace; font-weight: 500; color: var(--accent); flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.atom > summary > .meta { display: flex; gap: 4px; flex-shrink: 0; }
.badge { display: inline-block; background: var(--muted-bg); color: var(--muted); font-size: 11.5px; padding: 1px 7px; border-radius: 3px; font-variant-numeric: tabular-nums; }
.badge.shape { background: #fff7df; color: #6b4a00; }
.badge.bucket.good  { background: var(--good-bg);  color: var(--good);  font-weight: 500; }
.badge.bucket.warn  { background: var(--warn-bg);  color: var(--warn);  font-weight: 500; }
.badge.bucket.bad   { background: var(--bad-bg);   color: var(--bad);   font-weight: 500; }
.badge.bucket.muted { background: var(--muted-bg); color: var(--muted); }
.badge.tv { background: #f0f0ee; color: #444; }
.body { padding: 4px 14px 14px 30px; border-top: 1px solid var(--border); }
.section { margin-top: 14px; }
.section-title { font-size: 11.5px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.6px; margin-bottom: 5px; }
.code-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 900px) { .code-pair { grid-template-columns: 1fr; } }
pre { background: var(--code-bg); border: 1px solid var(--border); border-radius: 4px; padding: 9px 11px; overflow-x: auto; margin: 0; font: 13px/1.5 ui-monospace, Menlo, monospace; white-space: pre-wrap; word-wrap: break-word; }
.dist-viz { background: var(--code-bg); border: 1px solid var(--border); border-radius: 4px; padding: 7px 9px; font: 12px ui-monospace, Menlo, monospace; }
.dist-row { display: flex; align-items: center; gap: 6px; margin: 1px 0; }
.dist-row .lab { flex: 0 0 38%; max-width: 38%; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: #444; }
.dist-row .bar-track { flex: 1; height: 9px; background: #e8e8e6; border-radius: 2px; overflow: hidden; }
.dist-row .bar-fill { height: 100%; background: #6a8caf; }
.dist-row .pv { flex: 0 0 56px; text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }

.atom.is-target { box-shadow: 0 0 0 2px var(--accent); }

.group { margin-top: 16px; border: 1px solid var(--border); border-radius: 6px; background: var(--card); overflow: hidden; }
.group:first-of-type { margin-top: 0; }
.group > summary { cursor: pointer; list-style: none; user-select: none; display: flex; align-items: center; gap: 10px; padding: 9px 13px; font-size: 14.5px; background: var(--card); border-bottom: 1px solid var(--border); }
.group:not([open]) > summary { border-bottom: 0; }
.group > summary::-webkit-details-marker { display: none; }
.group > summary::before { content: "▸"; color: var(--muted); font-size: 11px; flex-shrink: 0; }
.group[open] > summary::before { content: "▾"; }
.group .group-name { font-weight: 600; flex: 0 0 auto; }
.group .group-count { color: var(--muted); font-size: 12.5px; }
.group .group-bar { flex: 1; display: flex; height: 10px; max-width: 320px; background: #efefee; border-radius: 2px; overflow: hidden; border: 1px solid var(--border); }
.group .group-bar > span { display: block; }
.group .group-bar .b-good { background: #6cbf91; }
.group .group-bar .b-warn { background: #e6a849; }
.group .group-bar .b-bad  { background: #d97171; }
.group .group-bar .b-muted { background: #d4d4d2; }
.group .group-tail { color: var(--muted); font-size: 12.5px; font-variant-numeric: tabular-nums; }
.group-body { padding: 5px 7px 7px; }
.group .atom { margin: 4px 0; }

.runs-toolbar { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 6px; }
.run-pill { font: 12px ui-monospace, Menlo, monospace; border: 1px solid var(--border); background: #fff; border-radius: 3px; padding: 3px 8px; cursor: pointer; user-select: none; display: inline-flex; align-items: center; gap: 5px; }
.run-pill .run-pill-bk { color: var(--muted); font-size: 11.5px; }
.run-pill.good { border-color: #b0d8c0; }
.run-pill.warn { border-color: #e9c887; }
.run-pill.bad  { border-color: #e7b7b7; }
.run-pill.active { background: var(--pill-active-bg); border-color: var(--pill-active); color: var(--pill-active); }
.run-pill.active .run-pill-bk { color: var(--pill-active); }
.run-panel { display: none; }
.run-panel.active { display: block; }

.prompt-md { white-space: pre-wrap; font-size: 14.5px; line-height: 1.55; }
.prompt-md code { background: var(--code-bg); padding: 1px 4px; border-radius: 3px; font-family: ui-monospace, Menlo, monospace; font-size: 13px; }

.sysp {
  margin: 4px 0; border: 1px solid var(--border); border-radius: 4px;
  background: #fafafa;
}
.sysp > summary {
  cursor: pointer; list-style: none; user-select: none;
  padding: 6px 10px; font-size: 13px; color: var(--muted);
  display: flex; align-items: center; gap: 8px;
}
.sysp > summary::-webkit-details-marker { display: none; }
.sysp > summary::before { content: "▸"; color: var(--muted); font-size: 10px; }
.sysp[open] > summary::before { content: "▾"; }
.sysp .sysp-tag {
  display: inline-block; background: var(--muted-bg); color: var(--muted);
  font-family: ui-monospace, Menlo, monospace; font-size: 11px;
  padding: 1px 6px; border-radius: 3px; text-transform: lowercase;
}
.sysp .sysp-meta { color: var(--muted); font-size: 11.5px; margin-left: auto; }
.sysp pre { margin: 0; border-radius: 0 0 4px 4px; border: none; border-top: 1px solid var(--border); }
.user-msg-label {
  display: inline-block; margin-top: 10px; margin-bottom: 4px;
  font-size: 11px; font-weight: 600; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.6px;
}
.gt-output { max-height: 260px; overflow: auto; }
.err { color: var(--bad); font-family: ui-monospace, Menlo, monospace; font-size: 12.5px; white-space: pre-wrap; }

.fb {
  margin-top: 16px;
  padding: 10px 12px;
  background: #fcfcfb;
  border: 1px solid var(--border);
  border-radius: 5px;
}
.fb-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.fb-btn {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 11px; border: 1px solid var(--border); border-radius: 4px;
  background: #fff; cursor: pointer; user-select: none; font-size: 13.5px;
  font-variant-numeric: tabular-nums;
}
.fb-btn:hover { border-color: var(--accent); }
.fb-btn.is-up.active   { background: var(--good-bg); border-color: var(--good); color: var(--good); }
.fb-btn.is-down.active { background: var(--bad-bg);  border-color: var(--bad);  color: var(--bad); }
.fb-name {
  margin-left: auto; color: var(--muted); font-size: 12.5px;
}
.fb-name b { color: var(--fg); font-weight: 500; }
.fb-name .fb-edit { color: var(--accent); cursor: pointer; margin-left: 4px; }
.fb-comment textarea {
  width: 100%; min-height: 56px; margin-top: 7px; padding: 7px 9px;
  border: 1px solid var(--border); border-radius: 3px; font: inherit;
  resize: vertical;
}
.fb-comment .fb-comment-row { display: flex; gap: 6px; margin-top: 4px; align-items: center; }
.fb-comment .fb-status { color: var(--muted); font-size: 12.5px; }
.fb-comment .fb-status.is-ok { color: var(--good); }
.fb-comment .fb-status.is-err { color: var(--bad); }

.modal-back {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  display: none; align-items: center; justify-content: center; z-index: 30;
}
.modal-back.open { display: flex; }
.modal {
  background: var(--card); border-radius: 6px; padding: 20px 22px;
  min-width: 340px; max-width: 90vw;
}
.modal h2 { font-size: 15.5px; margin: 0 0 4px; }
.modal p { margin: 0 0 11px; color: var(--muted); font-size: 13.5px; }
.modal input { width: 100%; padding: 7px 9px; border: 1px solid var(--border); border-radius: 3px; font: inherit; }
.modal-buttons { display: flex; justify-content: flex-end; gap: 6px; margin-top: 14px; }
.modal-buttons button { padding: 6px 13px; border: 1px solid var(--border); border-radius: 3px; background: #fff; cursor: pointer; font: inherit; }
.modal-buttons button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }

.empty { text-align: center; color: var(--muted); padding: 44px 22px; font-size: 14.5px; }
.collection-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; margin-top: 8px; }
.collection-card { background: var(--card); border: 1px solid var(--border); border-radius: 6px; padding: 14px 16px; }
.collection-card h3 { margin: 0 0 4px; font-size: 15.5px; }
.collection-card .cdesc { color: var(--muted); font-size: 13.5px; line-height: 1.5; }
.collection-card .cmeta { color: var(--muted); font-size: 12.5px; margin-top: 9px; }