:root {
  color-scheme: light;
  --bg: #f7f7f5;
  --surface: #ffffff;
  --surface-2: #f2f2ef;
  --border: #e4e3de;
  --border-strong: #cfcdc6;
  --text: #0b0b0b;
  --text-2: #52514e;
  --text-3: #7c7b76;
  /* AnDi-J logo colors */
  --brand-blue: #2790db;
  --brand-green: #2dbd59;
  --brand-red: #db403d;
  --accent: #2790db;
  --accent-ink: #1768a8;
  --accent-soft: #e3f1fb;
  --accent-softer: #f1f8fd;
  --series-1: #2a78d6;
  --series-2: #eb6834;
  --series-3: #1baf7a;
  --series-4: #eda100;
  --series-5: #e87ba4;
  --series-6: #7c5cd6;
  --seq-lo: #f2f7fe;
  --seq-hi: #0d366b;
  --neutral-mark: #a3a29c;
  --good: #0ca30c;
  --critical: #d03b3b;
  --shadow: 0 1px 2px rgba(20, 20, 15, .04), 0 1px 1px rgba(20, 20, 15, .03);
  --radius: 12px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #111110; --surface: #1a1a19; --surface-2: #232321; --border: #2e2e2b; --border-strong: #42423e;
    --text: #f5f5f3; --text-2: #c3c2b7; --text-3: #8f8e86;
    --accent: #3a9be3; --accent-ink: #8cc6f0; --accent-soft: #15293b; --accent-softer: #122130;
    --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --series-4: #c98500; --series-5: #d55181; --series-6: #9585ea;
    --seq-lo: #1d2530; --seq-hi: #9ec5f4; --neutral-mark: #6f6e68;
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111110; --surface: #1a1a19; --surface-2: #232321; --border: #2e2e2b; --border-strong: #42423e;
  --text: #f5f5f3; --text-2: #c3c2b7; --text-3: #8f8e86;
  --accent: #3a9be3; --accent-ink: #8cc6f0; --accent-soft: #15293b; --accent-softer: #122130;
  --series-1: #3987e5; --series-2: #d95926; --series-3: #199e70; --series-4: #c98500; --series-5: #d55181; --series-6: #9585ea;
  --seq-lo: #1d2530; --seq-hi: #9ec5f4; --neutral-mark: #6f6e68;
  --shadow: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text); font-family: var(--font);
  font-size: 14px; line-height: 1.5; -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
button, select, input { font: inherit; color: inherit; }

/* ---------- Header ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;

  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner { max-width: 1240px; margin: 0 auto; padding: 0 24px; height: 56px; display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 15px; color: var(--text); white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand-logo { width: 30px; height: 30px; display: block; }
.brand-sub { font-weight: 500; color: var(--text-3); }
.nav { display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.nav a { padding: 6px 12px; border-radius: 8px; color: var(--text-2); font-weight: 500; white-space: nowrap; }
.nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav a.active { background: var(--surface); color: var(--text); box-shadow: inset 0 0 0 1px var(--border); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.icon-btn { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); cursor: pointer; color: var(--text-2); }
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }
.pill-link { font-size: 13px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); white-space: nowrap; }
.pill-link:hover { text-decoration: none; color: var(--text); border-color: var(--border-strong); }

/* ---------- Layout ---------- */
main { max-width: 1240px; margin: 0 auto; padding: 28px 24px 64px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.eyebrow { font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); margin: 0 0 6px; }
h1 { font-size: 28px; line-height: 1.2; letter-spacing: -.02em; margin: 0; font-weight: 700; }
h2 { font-size: 16px; margin: 0; font-weight: 650; letter-spacing: -.01em; }
.lede { color: var(--text-2); max-width: 760px; margin: 8px 0 0; }
.muted { color: var(--text-3); }
.small { font-size: 12.5px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px 0; flex-wrap: wrap; }
.card-sub { color: var(--text-3); font-size: 12.5px; margin-top: 2px; }
.card-body { padding: 14px 18px 18px; }
.grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
@media (max-width: 1180px) { .grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 720px) { .grid-5, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.grid-main { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); align-items: start; }
@media (max-width: 980px) { .grid-2, .grid-3, .grid-main { grid-template-columns: minmax(0, 1fr); } }
.stack { display: flex; flex-direction: column; gap: 16px; }

/* ---------- Stat tiles ---------- */
.tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
@media (max-width: 860px) { .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.tile { padding: 14px 16px; }
.tile-label { font-size: 12px; color: var(--text-3); font-weight: 500; }
.tile-value { font-size: 24px; font-weight: 650; letter-spacing: -.02em; margin-top: 2px; font-variant-numeric: tabular-nums; }
.tile-note { font-size: 12.5px; color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- Filters ---------- */
.filters { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 14px 18px; padding: 14px 16px; margin-bottom: 16px; }
.field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.field-label { font-size: 12px; font-weight: 600; color: var(--text-3); }
.seg { display: inline-flex; background: var(--surface-2); border-radius: 9px; padding: 3px; gap: 2px; }
.seg button { border: 0; background: transparent; padding: 5px 12px; border-radius: 7px; cursor: pointer; color: var(--text-2); font-weight: 500; }
.seg button.on { background: var(--surface); color: var(--text); box-shadow: 0 1px 2px rgba(0,0,0,.08), inset 0 0 0 1px var(--border); }
select.sel { appearance: none; border: 1px solid var(--border); background: var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%237c7b76' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 10px center; border-radius: 8px; padding: 6px 30px 6px 10px; min-width: 110px; cursor: pointer; }
select.sel:hover { border-color: var(--border-strong); }
.range { width: 190px; }
.range-top { display: flex; justify-content: space-between; }
.range-val { font-size: 12.5px; font-variant-numeric: tabular-nums; color: var(--text-2); }
.range-track { position: relative; height: 22px; }
.range-track::before { content: ""; position: absolute; left: 0; right: 0; top: 10px; height: 3px; border-radius: 3px; background: var(--border); }
.range-fill { position: absolute; top: 10px; height: 3px; background: var(--accent); border-radius: 3px; }
.range-track input { position: absolute; inset: 0; width: 100%; margin: 0; background: none; pointer-events: none; -webkit-appearance: none; appearance: none; }
.range-track input::-webkit-slider-thumb { -webkit-appearance: none; pointer-events: auto; width: 16px; height: 16px; border-radius: 50%; background: var(--surface); border: 2px solid var(--accent); cursor: pointer; }
.range-track input::-moz-range-thumb { pointer-events: auto; width: 13px; height: 13px; border-radius: 50%; background: var(--surface); border: 2px solid var(--accent); cursor: pointer; }
.range-track input::-moz-range-track { background: none; }
.filters .reset { margin-left: auto; border: 0; background: none; color: var(--text-3); cursor: pointer; padding: 6px 4px; }
.filters .reset:hover { color: var(--text); }

/* ---------- Table ---------- */
.table-wrap { overflow-x: auto; }
table.lb { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.lb th { text-align: left; font-size: 12px; color: var(--text-3); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; user-select: none; }
.lb th.sortable { cursor: pointer; }
.lb th.sortable:hover { color: var(--text); }
.lb th .arrow { opacity: .8; margin-left: 3px; }
.lb td { padding: 11px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.lb tr:last-child td { border-bottom: 0; }
.lb tbody tr { cursor: pointer; transition: background .12s; }
.lb tbody tr:hover { background: var(--surface-2); }
.lb tbody tr.sel { background: var(--accent-softer); box-shadow: inset 3px 0 0 var(--accent); }
.lb .num { text-align: right; }
.lb .rank { width: 56px; font-weight: 600; color: var(--text-2); }
.lb .team { font-weight: 600; color: var(--text); }
.lb .ci { color: var(--text-3); font-size: 12.5px; margin-left: 6px; }
.lb .na { color: var(--text-3); }
.rank-badge { display: inline-grid; place-items: center; min-width: 26px; height: 24px; padding: 0 6px; border-radius: 7px; font-weight: 650; font-size: 13px; color: var(--text-2); }
.rank-badge.r1 { background: var(--accent); color: #fff; }
.rank-badge.r2, .rank-badge.r3 { background: var(--accent-soft); color: var(--accent-ink); }
.you { display: inline-block; font-size: 11px; font-weight: 650; padding: 1px 7px; border-radius: 999px; background: var(--series-2); color: #fff; margin-left: 8px; vertical-align: 1px; }
.bar-cell { display: flex; align-items: center; gap: 10px; justify-content: flex-end; }
.minibar { width: 80px; height: 6px; border-radius: 3px; background: var(--surface-2); overflow: hidden; }
.minibar > i { display: block; height: 100%; background: var(--accent); border-radius: 3px; }
.foot-note { padding: 10px 18px 14px; color: var(--text-3); font-size: 12.5px; border-top: 1px solid var(--border); }

/* ---------- Charts ---------- */
.chart { width: 100%; overflow: hidden; }
.chart svg { display: block; max-width: 100%; height: auto; }
.chart figure { margin: 0; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 12.5px; color: var(--text-2); margin: 0 0 8px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
.legend i.dot { width: 9px; height: 9px; border-radius: 50%; }
.legend i.dash { background: repeating-linear-gradient(90deg, var(--text) 0 4px, transparent 4px 7px) !important; }
.empty { padding: 36px 12px; text-align: center; color: var(--text-3); }
.detail-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 28px 0 14px; }
.filters + div > .detail-head:first-child { margin-top: 8px; }
.detail-head h2 { font-size: 18px; }
.kpis { display: flex; gap: 22px; flex-wrap: wrap; margin-left: auto; }
.kpi { display: flex; flex-direction: column; }
.kpi b { font-size: 18px; font-variant-numeric: tabular-nums; font-weight: 650; }
.kpi span { font-size: 12px; color: var(--text-3); }

/* ---------- Loading ---------- */
.loading { display: flex; align-items: center; gap: 10px; color: var(--text-3); padding: 48px 0; justify-content: center; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--border); border-top-color: var(--accent); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Submit ---------- */
.drop { border: 1.5px dashed var(--border-strong); border-radius: var(--radius); padding: 36px 20px; text-align: center; background: var(--surface); cursor: pointer; transition: border-color .15s, background .15s; }
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-softer); }
.drop-icon { width: 44px; height: 44px; border-radius: 12px; margin: 0 auto 12px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent-ink); }
.drop b { font-size: 15px; }
.btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 7px 14px; cursor: pointer; font-weight: 500; }
.btn:hover { border-color: var(--border-strong); text-decoration: none; }
.btn.primary { background: var(--text); color: var(--bg); border-color: var(--text); }
.format { font-family: var(--mono); font-size: 12.5px; background: var(--surface-2); border-radius: 8px; padding: 10px 12px; margin: 8px 0 0; white-space: pre; overflow-x: auto; }
.steps { margin: 0; padding-left: 18px; color: var(--text-2); }
.steps li { margin: 4px 0; }
.status { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 10px; margin-top: 14px; font-size: 13.5px; }
.status.ok { background: color-mix(in srgb, var(--good) 10%, var(--surface)); }
.status.err { background: color-mix(in srgb, var(--critical) 10%, var(--surface)); }
.status svg { flex: none; margin-top: 2px; }
.sub-list { display: flex; flex-direction: column; gap: 10px; }
.sub-item { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; flex-wrap: wrap; }
.sub-item .grow { flex: 1; min-width: 160px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { font-size: 12.5px; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); color: var(--text-2); font-variant-numeric: tabular-nums; }
.chip b { color: var(--text); }
.sub-item.seg-sub { flex-direction: column; align-items: stretch; gap: 10px; }
.sub-actions { display: flex; gap: 8px; flex-wrap: wrap; }

footer { max-width: 1240px; margin: 0 auto; padding: 24px; color: var(--text-3); font-size: 12.5px; border-top: 1px solid var(--border); display: flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }

@media (max-width: 640px) {
  .topbar-inner { padding: 0 16px; gap: 12px; }
  .brand span.full { display: none; }
  .pill-link { display: none; }
  main { padding: 20px 16px 48px; }
  h1 { font-size: 23px; }
  .range { width: 100%; }
  .field { flex: 1 1 140px; }
}

/* ---------- Overview scatter ---------- */
.scatter-tools { display: flex; align-items: center; gap: 14px; }
.scatter-tools .legend { margin: 0; }
.scatter-tools.wide { flex-basis: 100%; }
.dim-note { margin-left: auto; font-size: 12.5px; font-weight: 600; padding: 4px 10px; border-radius: 8px; border: 1px solid var(--series-2); background: color-mix(in srgb, var(--series-2) 14%, var(--surface)); color: var(--text); }
.btn.small { padding: 5px 11px; font-size: 12.5px; }

/* ---------- AnDi-J ---------- */
.topbar::before { content: ""; display: block; height: 3px; background: linear-gradient(90deg, var(--brand-blue) 0 33.34%, var(--brand-green) 33.34% 66.67%, var(--brand-red) 66.67%); }
.featured { display: inline-flex; align-items: center; gap: 6px; }
.featured img { width: 18px; height: 18px; }
.about { margin-top: 16px; }
.about-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
@media (max-width: 860px) { .about-grid { grid-template-columns: minmax(0, 1fr); } }
.about h3 { font-size: 14px; margin: 0 0 6px; display: flex; align-items: center; gap: 8px; }
.about h3 i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.about p { margin: 0; color: var(--text-2); }

/* ---------- Sub navigation and method groups ---------- */
.subnav { border-top: 1px solid var(--border); }
.subnav[hidden] { display: none; }
.subnav-inner[hidden] { display: none; }  /* an explicit display would beat the hidden attribute */
.subnav-inner { max-width: 1240px; margin: 0 auto; padding: 0 24px; height: 42px; display: flex; align-items: center; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.subnav a { padding: 5px 11px; border-radius: 7px; color: var(--text-3); font-weight: 500; font-size: 13px; white-space: nowrap; }
.subnav a:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.subnav a.active { color: var(--accent-ink); background: var(--accent-soft); }
.mname { display: inline-flex; align-items: center; gap: 8px; }
.pin { width: 9px; height: 9px; border-radius: 50%; display: inline-block; flex: none; }
.sw { width: 9px; height: 9px; border-radius: 50%; display: inline-block; margin: 0 4px 0 2px; vertical-align: 0; }
@media (max-width: 640px) { .subnav-inner { padding: 0 16px; } }

.blank { min-height: 50vh; }

/* ---------- Segmentation ---------- */
.panels { display: grid; gap: 10px 14px; }
.panels + .panels { margin-top: 10px; }
/* The segmentation page is a stack of sections: give them a stronger frame and some air between. */
.seg-page > .card { border-width: 2px; }
.seg-page > .card + .card { margin-top: 22px; }
/* A maximised panel takes a 2x2 block, the rest keep their size beside it. */
.panels.grid-max { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.panels.grid-max > .panel.big { grid-column: span 2; grid-row: span 2; order: -1; }
@media (max-width: 1180px) { .panels.grid-max { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .panels.grid-max > .panel.big { grid-column: span 2; grid-row: span 1; } }
.panel { position: relative; }
.panel-max { position: absolute; top: 0; right: 0; z-index: 2; width: 22px; height: 22px; padding: 0;
  display: grid; place-items: center; border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface); color: var(--text-3); cursor: pointer; line-height: 1; font-size: 13px; }
.panel-max:hover { color: var(--text); border-color: var(--border-strong); }
.panel { min-width: 0; }
.panel-head { font-size: 12px; font-weight: 650; color: var(--text-2); padding: 4px 0 0 4px; }
.axis-pick { display: flex; flex-wrap: wrap; gap: 6px 18px; padding: 2px 0 8px 2px; }
.metric-toggle { display: flex; align-items: center; gap: 8px; }
.metric-toggle .seg button { padding: 4px 12px; font-size: 12.5px; }
.pick-readout { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; min-height: 20px;
  padding: 8px 2px 0; font-size: 12.5px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.pick-readout b { color: var(--text); margin-right: 4px; }
.legend i.ring { width: 10px; height: 10px; border-radius: 50%; background: none; border: 2px solid var(--neutral-mark); }
.legend i.faint { width: 9px; height: 9px; border-radius: 50%; background: var(--neutral-mark); opacity: .4; }
.lb .rankcell { display: inline-flex; align-items: baseline; gap: 6px; }
.lb .rankcell .rk { color: var(--text-3); font-size: 12.5px; }

/* Home */
.home .grid-2 { margin-bottom: 16px; }
.home-card { padding: 18px; color: var(--text-2); }
.home-card h2 { margin-bottom: 8px; }
.home-card h2 a { color: var(--text); }
.home-card h2 a:hover { color: var(--accent-ink); text-decoration: none; }
.home-card p:last-child { margin: 0; }
.home-steps, .home-refs { margin-bottom: 16px; }
.home-steps ol, .home-refs ul { margin: 10px 0 0; padding-left: 20px; color: var(--text-2); max-width: 860px; }
.home-steps li, .home-refs li { margin-bottom: 8px; }