:root {
  --bg: #fbfbf9; --fg: #1b1b1b; --muted: #5c5c5c; --line: #d9d9d4; --card: #ffffff;
  --accent: #005ea2; --accent-2: #8b5f00; --good: #2e7d32; --bad: #b3261e; --warn: #9a6700;
  --c1: #005ea2; --c2: #e07a3f; --c3: #4c9a5b; --c4: #8b5fbf; --c5: #b3261e; --c6: #6b7280; --c7: #d4a017; --c8: #2aa198; --c9: #c2185b;
  --radius: 6px; --maxw: 1200px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #131416; --fg: #ececec; --muted: #a3a3a3; --line: #33363a; --card: #1c1e21; --accent: #6fb3ff; --accent-2: #d8b25b; --good: #7ccf85; --bad: #ff8a80; --warn: #e5c07b; --c1: #6fb3ff; }
}
* { box-sizing: border-box; }
html { font-size: 16px; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.45; }
a { color: var(--accent); }
a:focus-visible, button:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--accent-2); outline-offset: 2px; }
header.top { border-bottom: 1px solid var(--line); background: var(--card); }
header.top .inner { max-width: var(--maxw); margin: 0 auto; padding: .6rem 1rem; display: flex; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
header.top .brand { font-weight: 700; text-decoration: none; color: var(--fg); font-size: 1.05rem; }
header.top nav a { margin-right: .9rem; text-decoration: none; font-size: .95rem; }
header.top nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 4px; }
main { max-width: var(--maxw); margin: 0 auto; padding: 1rem; }
h1 { font-size: 1.6rem; margin: .4rem 0 .2rem; }
h2 { font-size: 1.15rem; margin: 1.6rem 0 .5rem; }
h3 { font-size: 1rem; margin: 1rem 0 .3rem; }
p.lede, .muted { color: var(--muted); }
.muted { font-size: .9rem; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .6rem; margin: .8rem 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .6rem .75rem; }
.card .label { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.card .value { font-size: 1.35rem; font-weight: 600; margin-top: .1rem; font-variant-numeric: tabular-nums; }
.card .sub { font-size: .8rem; color: var(--muted); }
.pos { color: var(--good); } .neg { color: var(--bad); }
.badge { display: inline-block; font-size: .78rem; padding: .1rem .45rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: var(--card); }
.badge.warn { border-color: var(--warn); color: var(--warn); }
.notice { border-left: 4px solid var(--warn); background: var(--card); padding: .5rem .8rem; margin: .8rem 0; font-size: .92rem; }
figure { margin: .6rem 0 1rem; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .5rem .6rem; }
figure figcaption { font-size: .85rem; color: var(--muted); margin-bottom: .3rem; }
figure .plot { width: 100%; overflow-x: auto; }
figure svg { max-width: 100%; height: auto; font-family: inherit; }
details.alt { font-size: .85rem; margin-top: .3rem; }
details.alt table { font-size: .8rem; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { padding: .4rem .55rem; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
th[role="button"] { cursor: pointer; user-select: none; }
th[aria-sort="ascending"]::after { content: " ▲"; font-size: .7em; }
th[aria-sort="descending"]::after { content: " ▼"; font-size: .7em; }
tr.clickable:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.split { display: grid; grid-template-columns: 1fr; gap: 1rem; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; } .split.wide-left { grid-template-columns: 3fr 2fr; } }
.controls { display: flex; flex-wrap: wrap; gap: .5rem .9rem; align-items: center; margin: .5rem 0; font-size: .9rem; }
.controls label { display: inline-flex; gap: .35rem; align-items: center; }
select, input[type="search"], button { font: inherit; padding: .3rem .5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--fg); }
button.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.bar { display: flex; height: 22px; border-radius: 4px; overflow: hidden; border: 1px solid var(--line); }
.bar span { display: block; height: 100%; }
.legend { display: flex; flex-wrap: wrap; gap: .3rem .9rem; font-size: .82rem; margin-top: .3rem; }
.legend i { display: inline-block; width: .8rem; height: .8rem; border-radius: 2px; margin-right: .3rem; vertical-align: -1px; }
.crumbs { font-size: .9rem; color: var(--muted); margin: .3rem 0 .6rem; }
.crumbs a { text-decoration: none; }
.crumbs span::before { content: " › "; }

/* Org chart: classic boxes and lines, horizontal scroll, one branch expanded at a time. */
.orgchart-wrap { overflow-x: auto; padding: .8rem .5rem 1rem; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.orgchart, .orgchart ul { list-style: none; margin: 0; padding: 0; }
.orgchart { display: inline-block; min-width: 100%; text-align: center; }
.orgchart ul { display: flex; justify-content: center; padding-top: 22px; position: relative; }
.orgchart ul::before { content: ""; position: absolute; top: 0; left: 50%; width: 0; height: 22px; border-left: 2px solid var(--line); }
.orgchart li { display: flex; flex-direction: column; align-items: center; position: relative; padding: 22px 6px 0; }
.orgchart li::before, .orgchart li::after { content: ""; position: absolute; top: 0; width: 50%; height: 22px; border-top: 2px solid var(--line); }
.orgchart li::before { left: 0; border-right: 2px solid var(--line); }
.orgchart li::after { right: 0; }
.orgchart li:only-child::before, .orgchart li:only-child::after { border-top: 0; }
.orgchart li:only-child { padding-top: 0; }
.orgchart li:only-child > .node::before { content: ""; position: absolute; top: -22px; left: 50%; height: 22px; border-left: 2px solid var(--line); }
.orgchart li:first-child::before { border-top: 0; border-right: 2px solid var(--line); border-top-left-radius: 0; }
.orgchart li:first-child::after { border-top-left-radius: 6px; }
.orgchart li:last-child::after { border-top: 0; }
.orgchart li:last-child::before { border-top-right-radius: 6px; }
.orgchart > li { padding-top: 0; }
.orgchart > li::before, .orgchart > li::after { display: none; }
.orgchart .node { position: relative; display: block; width: 168px; padding: .4rem .5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); text-align: left; cursor: pointer; font: inherit; color: var(--fg); }
.orgchart .node:hover { border-color: var(--accent); }
.orgchart .node[aria-pressed="true"] { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }
.orgchart .node .n { font-size: .8rem; font-weight: 600; line-height: 1.2; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.orgchart .node .h { font-size: .78rem; color: var(--muted); font-variant-numeric: tabular-nums; margin-top: .15rem; }
.orgchart .node .k { font-size: .72rem; color: var(--muted); }
.orgchart .node .gone { color: var(--bad); }
.orgchart .node.more { background: transparent; border-style: dashed; }
.orgchart .node svg.spark { display: block; width: 100%; height: 18px; margin-top: .2rem; }
.orgchart .node .exp { position: absolute; right: 6px; top: 4px; font-size: .75rem; color: var(--muted); }
@media (max-width: 700px) {
  .orgchart ul { display: block; padding-top: 0; }
  .orgchart li { display: block; padding: 2px 0 2px 14px; border-left: 2px solid var(--line); }
  .orgchart li::before, .orgchart li::after, .orgchart ul::before, .orgchart li:only-child > .node::before { display: none; }
  .orgchart .node { width: 100%; }
  .orgchart { text-align: left; }
}
footer { max-width: var(--maxw); margin: 2rem auto; padding: 1rem; font-size: .82rem; color: var(--muted); border-top: 1px solid var(--line); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* v0.2: panels, flows tooltip, spine-and-shelf navigator */
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .6rem .75rem; margin: .8rem 0; }
.panel h2 { margin: 0 0 .4rem; font-size: 1.05rem; }
.panel .controls { margin: .2rem 0 .5rem; }
.panel figure { border: 0; padding: 0; margin: .3rem 0 0; background: transparent; }
.flow-bar { cursor: pointer; }
.flow-bar:focus { outline: none; }
.flow-bar:focus rect:first-child { stroke: var(--accent-2); stroke-width: 2; }
.flow-tip { position: absolute; top: 8px; z-index: 5; max-width: 440px; font-size: .85rem; box-shadow: 0 4px 16px rgba(0,0,0,.25); pointer-events: none; }
.counters { display: flex; flex-wrap: wrap; gap: .4rem 1rem; font-size: .85rem; color: var(--muted); margin: .3rem 0; }
.counters b { color: var(--fg); font-variant-numeric: tabular-nums; }
.stage { display: grid; grid-template-columns: 1fr; gap: 1rem; align-items: start; }
@media (min-width: 1000px) {
  .stage { grid-template-columns: 380px minmax(0, 1fr); }
  .stage .nav-col { position: sticky; top: .5rem; max-height: calc(100vh - 1rem); overflow: auto; }
}
.orgnav { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: .6rem; }
.orgnav .spine { list-style: none; margin: 0; padding: 0 0 0 .2rem; border-left: 2px solid var(--line); }
.orgnav .spine li { position: relative; padding: 0 0 .4rem .9rem; }
.orgnav .spine li::before { content: ""; position: absolute; left: -2px; top: 1.1rem; width: .8rem; border-top: 2px solid var(--line); }
.orgnav .shelf { list-style: none; margin: .3rem 0 0 1.1rem; padding: .5rem 0 0 .6rem; border-left: 2px dashed var(--line); display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: .4rem; }
.orgnav .box { position: relative; display: block; width: 100%; text-align: left; padding: .35rem .5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); color: var(--fg); font: inherit; cursor: pointer; }
.orgnav .box:hover { border-color: var(--accent); }
.orgnav .box[aria-current="true"] { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }
.orgnav .box .n { font-size: .8rem; font-weight: 600; line-height: 1.2; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.orgnav .box .h { font-size: .76rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.orgnav .box .k { font-size: .7rem; color: var(--muted); }
.orgnav .box.more { border-style: dashed; background: transparent; }
.orgnav .box svg.spark { display: block; width: 100%; height: 16px; margin-top: .15rem; }
.orgnav .spine .box { max-width: 300px; }
.orgnav .shelf-head { font-size: .78rem; color: var(--muted); margin: .4rem 0 0 1.1rem; }
.orgnav .search { display: flex; gap: .4rem; margin-bottom: .5rem; }
.orgnav .search input { flex: 1; min-width: 0; }
details.navfold summary { cursor: pointer; font-weight: 600; margin: .3rem 0; }
@media (min-width: 1000px) { details.navfold summary { display: none; } details.navfold > * { display: block; } }

@media (max-width: 999px) {
  .orgnav .shelf { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); margin-left: .3rem; padding-left: .4rem; }
  .orgnav .spine li { padding-left: .6rem; }
  .orgnav .spine li::before { width: .5rem; }
  .orgnav .spine .box { max-width: none; }
}