:root {
  color-scheme: light;
  --page:#f9f9f7; --surface-1:#fcfcfb; --ink:#0b0b0b; --ink-2:#52514e;
  --muted:#898781; --grid:#e1e0d9; --baseline:#c3c2b7;
  --border:rgba(11,11,11,.10);
  --s1:#2a78d6; --s2:#008300; --s3:#a34fba; --s4:#d26400;
  --s5:#007b83; --s6:#6d6f1d; --s7:#9b4054;
  --warn:#fab219; --good:#0ca30c; --crit:#d03b3b;
  --track:#cde2fb; --observed:#12733b; --derived:#2a78d6; --inferred:#9a6700;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page:#0d0d0d; --surface-1:#1a1a19; --ink:#ffffff; --ink-2:#c3c2b7;
  --muted:#898781; --grid:#2c2c2a; --baseline:#383835;
  --border:rgba(255,255,255,.10);
  --s1:#3987e5; --s2:#19a85b; --s3:#c277d3; --s4:#ec8a36;
  --s5:#34adb5; --s6:#b0b34f; --s7:#d47a8d;
  --warn:#fab219; --good:#0ca30c; --crit:#d03b3b;
  --track:#0d366b; --observed:#43b876; --derived:#6aa7ee; --inferred:#e7b44a;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page:#0d0d0d; --surface-1:#1a1a19; --ink:#ffffff; --ink-2:#c3c2b7;
    --muted:#898781; --grid:#2c2c2a; --baseline:#383835;
    --border:rgba(255,255,255,.10);
    --s1:#3987e5; --s2:#19a85b; --s3:#c277d3; --s4:#ec8a36;
    --s5:#34adb5; --s6:#b0b34f; --s7:#d47a8d;
    --warn:#fab219; --good:#0ca30c; --crit:#d03b3b;
    --track:#0d366b; --observed:#43b876; --derived:#6aa7ee; --inferred:#e7b44a;
  }
}
* { box-sizing:border-box; margin:0; }
body {
  background:var(--page); color:var(--ink);
  font:14px/1.45 "Avenir Next","Segoe UI",system-ui,sans-serif;
  padding:20px clamp(12px,3vw,36px) 60px; max-width:1720px; margin:0 auto;
}
a { color:var(--s1); }
header.page { display:flex; flex-wrap:wrap; align-items:baseline; gap:8px 16px; margin-bottom:18px; }
header.page h1 { font:700 23px/1 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif; letter-spacing:.02em; }
header.page .sub { color:var(--ink-2); font-size:13px; }
#themeBtn {
  margin-left:auto; border:1px solid var(--border); background:var(--surface-1);
  color:var(--ink-2); border-radius:8px; padding:5px 12px; cursor:pointer; font:inherit; font-size:13px;
}
.grid { display:grid; gap:14px; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); margin-bottom:14px; }
.grid.charts { grid-template-columns:repeat(auto-fit,minmax(420px,1fr)); }
@media (max-width:500px){ .grid.charts { grid-template-columns:1fr; } }
.sectionHead { display:grid; grid-template-columns:minmax(180px,.45fr) minmax(280px,1fr); gap:24px;
  align-items:end; padding-top:30px; margin:12px 0 12px; border-top:1px solid var(--border); }
.sectionHead .eyebrow { color:var(--s1); font:700 11px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;
  letter-spacing:.12em; text-transform:uppercase; }
.sectionHead h2 { font:700 25px/1.05 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif; margin-top:5px; }
.sectionHead p { color:var(--ink-2); max-width:760px; }
.evidenceRail { display:grid; grid-template-columns:repeat(3,1fr); border:1px solid var(--border);
  border-radius:12px; overflow:hidden; background:var(--surface-1); margin-bottom:18px; }
.evidenceRail > div { padding:11px 14px; border-left:4px solid; }
.evidenceRail > div + div { border-top:0; border-left-width:1px; }
.evidenceRail .observed { border-color:var(--observed); }
.evidenceRail .derived { border-color:var(--derived); }
.evidenceRail .inferred { border-color:var(--inferred); }
.evidenceRail strong { display:block; font-size:12px; }
.evidenceRail span { color:var(--muted); font-size:11px; }
@media (max-width:720px){ .sectionHead { grid-template-columns:1fr; gap:5px; }
  .evidenceRail { grid-template-columns:1fr; } .evidenceRail > div + div { border-left-width:4px; border-top:1px solid var(--border); } }
.card {
  background:var(--surface-1); border:1px solid var(--border); border-radius:12px;
  padding:14px 16px; min-width:0;
}
.card h2 { font-size:14px; font-weight:600; }
.card .sub { color:var(--muted); font-size:12px; margin-top:1px; }
.card header { display:flex; align-items:flex-start; gap:10px; margin-bottom:8px; }
.card header .grow { flex:1; min-width:0; }
.prov { display:inline-flex; align-items:center; border-radius:999px; padding:2px 7px;
  font:650 10px/1.3 ui-monospace,SFMono-Regular,Consolas,monospace; text-transform:uppercase;
  letter-spacing:.06em; border:1px solid currentColor; white-space:nowrap; }
.prov.observed { color:var(--observed); } .prov.derived { color:var(--derived); }
.prov.inferred { color:var(--inferred); }
.tblBtn {
  border:1px solid var(--border); background:none; color:var(--muted); font:inherit;
  font-size:12px; border-radius:6px; padding:2px 9px; cursor:pointer; flex:none;
}
.tblBtn[aria-pressed="true"] { color:var(--ink); border-color:var(--baseline); }
.viz { position:relative; }
.viz svg { display:block; width:100%; }
.viz .tt {
  position:absolute; pointer-events:none; background:var(--surface-1); color:var(--ink);
  border:1px solid var(--border); border-radius:8px; box-shadow:0 4px 14px rgba(0,0,0,.18);
  padding:7px 10px; font-size:12px; display:none; z-index:5; max-width:230px;
}
.tt .when { color:var(--muted); margin-bottom:3px; }
.tt .row { display:flex; align-items:center; gap:6px; }
.tt .key { width:12px; height:0; border-top:2.5px solid; flex:none; }
.tt .v { font-weight:650; }
.tt .n { color:var(--ink-2); }
.legend { display:flex; gap:14px; font-size:12px; color:var(--ink-2); margin-top:6px; flex-wrap:wrap; }
.legend button, .legend > span { display:flex; align-items:center; gap:6px; background:none; border:none; color:inherit; font:inherit; padding:0; }
.legend button { cursor:pointer; }
.legend button[aria-pressed="false"] { opacity:.35; }
.legend .key { width:14px; border-top:2.5px solid; }
.filters { display:flex; gap:8px; align-items:center; margin:20px 0 14px; flex-wrap:wrap; }
.filters .lbl { color:var(--muted); font-size:12px; margin-right:2px; }
.filters button {
  border:1px solid var(--border); background:var(--surface-1); color:var(--ink-2);
  font:inherit; font-size:13px; border-radius:8px; padding:5px 13px; cursor:pointer;
}
.filters button[aria-pressed="true"] { color:var(--ink); border-color:var(--s1); box-shadow:inset 0 0 0 1px var(--s1); }
.kpi .label { color:var(--ink-2); font-size:13px; }
.kpi .value { font-size:30px; font-weight:600; margin-top:2px; }
.kpi .value small { font-size:15px; font-weight:500; color:var(--ink-2); }
.kpi .ctx { color:var(--muted); font-size:12px; margin-top:2px; }
.kpi svg { margin-top:6px; }
.rows { display:grid; gap:6px; font-size:13px; }
.rows .r { display:flex; justify-content:space-between; gap:12px; }
.rows .r .k { color:var(--ink-2); }
.rows .r .v { font-weight:550; text-align:right; }
.chips { display:flex; flex-wrap:wrap; gap:6px; margin-top:4px; }
.chip {
  display:inline-flex; align-items:center; gap:5px; border:1px solid var(--border);
  border-radius:999px; padding:2px 10px 2px 8px; font-size:12px; color:var(--ink-2);
}
.chip .dot { width:7px; height:7px; border-radius:50%; background:var(--baseline); }
.chip.warn { border-color:var(--warn); color:var(--ink); }
.chip.warn .dot { background:var(--warn); }
.meter { margin:8px 0 4px; }
.meter .track { position:relative; height:10px; border-radius:5px; background:var(--track); overflow:visible; }
.meter .fill { position:absolute; inset:0 auto 0 0; border-radius:5px; background:var(--s1); }
.meter .tick { position:absolute; top:-3px; bottom:-3px; width:2px; background:var(--ink-2); }
.meter .lbls { display:flex; justify-content:space-between; color:var(--muted); font-size:11px; margin-top:4px; }
.foot { color:var(--muted); font-size:11px; margin-top:10px; }
table.dv { border-collapse:collapse; width:100%; font-size:12.5px; }
table.dv th { text-align:left; color:var(--muted); font-weight:500; border-bottom:1px solid var(--grid); padding:4px 10px 4px 0; }
table.dv td { border-bottom:1px solid var(--grid); padding:4px 10px 4px 0; font-variant-numeric:tabular-nums; }
table.dv td.num, table.dv th.num { text-align:right; }
.scroll { overflow-x:auto; }
.tableWrap { max-height:340px; overflow:auto; }
table.dv td:first-child { font-family:ui-monospace,SFMono-Regular,Consolas,monospace; font-size:11.5px; }
.tag { display:inline-block; padding:1px 7px; border-radius:999px; border:1px solid var(--border); font-size:11px; }
.metricStrip { display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:1px;
  background:var(--border); border:1px solid var(--border); border-radius:10px; overflow:hidden; margin-top:10px; }
.metricStrip > div { background:var(--surface-1); padding:10px 12px; }
.metricStrip .n { font-size:21px; font-weight:650; }
.metricStrip .l { color:var(--muted); font-size:11px; }
.note { border-left:3px solid var(--inferred); padding:8px 10px; color:var(--ink-2); background:color-mix(in srgb,var(--warn) 8%,transparent); font-size:12px; margin-top:10px; }
button:focus-visible, summary:focus-visible, [tabindex="0"]:focus-visible { outline:2px solid var(--s1); outline-offset:2px; }
svg text { fill:var(--muted); font:11px "Avenir Next","Segoe UI",system-ui,sans-serif; }
svg .grid line { stroke:var(--grid); stroke-width:1; shape-rendering:crispEdges; }
svg .base { stroke:var(--baseline); stroke-width:1; shape-rendering:crispEdges; }
svg .l1 { stroke:var(--s1); fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
svg .l2 { stroke:var(--s2); fill:none; stroke-width:2; stroke-linecap:round; stroke-linejoin:round; }
svg .bridge { stroke-width:1.25; stroke-dasharray:2 5; opacity:.5; }
svg .f1 { fill:var(--s1); }
svg .f2 { fill:var(--s2); }
svg .wash1 { fill:var(--s1); opacity:.1; }
svg .ring { fill:var(--surface-1); }
svg .xhair { stroke:var(--baseline); stroke-width:1; shape-rendering:crispEdges; }
svg .endlbl { fill:var(--ink-2); font-weight:600; }
svg .barlbl { fill:var(--ink-2); font-weight:600; }
svg .hcell { stroke:var(--surface-1); stroke-width:2; }
svg .hempty { fill:none; stroke:var(--grid); stroke-width:1; }
details.inv summary { cursor:pointer; font-weight:600; font-size:14px; padding:4px 0; }
footer.page { color:var(--muted); font-size:12px; margin-top:26px; }
.topbar { position:sticky; top:0; z-index:30; background:var(--page);
  margin:0 calc(-1 * clamp(12px,3vw,36px)); padding:4px clamp(12px,3vw,36px) 0;
  border-bottom:1px solid var(--grid); }
.tabs { display:flex; gap:2px; overflow-x:auto; scrollbar-width:none; }
.tabs::-webkit-scrollbar { display:none; }
.tabs button { appearance:none; border:none; background:none; color:var(--ink-2); font:inherit;
  font-size:13.5px; padding:9px 13px 12px; cursor:pointer; white-space:nowrap; position:relative;
  border-radius:8px 8px 0 0; }
.tabs button:hover { color:var(--ink); background:var(--surface-1); }
.tabs button[aria-selected="true"] { color:var(--ink); font-weight:600; }
.tabs button[aria-selected="true"]::after { content:""; position:absolute; left:11px; right:11px;
  bottom:0; height:3px; border-radius:2px 2px 0 0; background:var(--s1); }
.topbar .filters { margin:0; padding:9px 0 10px; border-top:1px solid var(--grid); }
table.dv td:first-child { white-space:nowrap; }
.healthBadge { display:inline-flex; align-items:center; gap:10px; font-size:17px; font-weight:650; margin-top:6px; }
.healthBadge .hdot, .kpi .value .hdot { display:inline-block; width:12px; height:12px; border-radius:50%; flex:none; }
.kpi .value .hdot { width:11px; height:11px; margin-right:9px; vertical-align:3px; }
.hdot.good { background:var(--good); }
.hdot.fair { background:var(--warn); }
.hdot.attention { background:var(--crit); }
.hdot.unknown { background:var(--muted); }
.hreason { font-size:13px; color:var(--ink-2); padding-left:14px; position:relative; }
.hreason::before { content:"•"; position:absolute; left:2px; color:var(--muted); }
.facets { display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); gap:2px 12px; }
.facet .flabel { font-size:12px; font-weight:600; color:var(--ink-2); margin:6px 0 0 44px; }
.tab-panel { display:none; }
.tab-panel.active { display:block; animation:panelIn .16s ease; }
@keyframes panelIn { from { opacity:.35; transform:translateY(4px); } to { opacity:1; transform:none; } }
@media (prefers-reduced-motion: reduce){ .tab-panel.active { animation:none; } }

/* ===================== site chrome (landing / tool pages) ===================== */
[hidden] { display:none !important; }
.eyebrow { color:var(--s1); font:700 11px/1.2 ui-monospace,SFMono-Regular,Consolas,monospace;
  letter-spacing:.12em; text-transform:uppercase; }
.siteNav { display:flex; align-items:center; gap:18px; padding:14px 0 10px; flex-wrap:wrap; }
.siteNav .wordmark { font:700 20px/1 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif;
  letter-spacing:.04em; color:var(--ink); text-decoration:none; }
.siteNav .wordmark .dot { color:var(--s1); }
.siteNav .tag { color:var(--muted); font-size:12px; border-left:1px solid var(--border); padding-left:14px; }
.siteNav nav { margin-left:auto; display:flex; gap:16px; flex-wrap:wrap; }
.siteNav nav a { color:var(--ink-2); text-decoration:none; font-size:13px; }
.siteNav nav a:hover { color:var(--s1); }

.hero { display:grid; grid-template-columns:minmax(300px,1.1fr) minmax(300px,1fr); gap:34px;
  align-items:center; padding:44px 0 30px; }
@media (max-width:820px){ .hero { grid-template-columns:1fr; padding-top:24px; } }
.hero h1 { font:700 clamp(34px,5vw,52px)/1.04 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif;
  letter-spacing:.01em; margin:10px 0 14px; }
.hero h1 em { font-style:normal; color:var(--s1); }
.hero .lede { color:var(--ink-2); font-size:16px; max-width:56ch; }
.heroChips { display:flex; flex-wrap:wrap; gap:8px; margin-top:18px; }

.drop { display:block; border:2px dashed var(--baseline); border-radius:16px; background:var(--surface-1);
  padding:38px 26px; text-align:center; cursor:pointer; transition:border-color .15s, background .15s;
  position:relative; }
.drop:hover, .drop.drag { border-color:var(--s1); background:color-mix(in srgb, var(--s1) 5%, var(--surface-1)); }
.drop .big { font:700 19px/1.3 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif; margin-top:12px; }
.drop .hint { color:var(--muted); font-size:12.5px; margin-top:6px; }
.drop svg { color:var(--s1); }
.drop input { position:absolute; inset:0; opacity:0; cursor:pointer; }
.dropNote { color:var(--muted); font-size:11.5px; margin-top:10px; text-align:center; }

.btn { display:inline-flex; align-items:center; gap:8px; border:1px solid var(--border);
  background:var(--surface-1); color:var(--ink); font:inherit; font-size:13.5px; font-weight:600;
  border-radius:9px; padding:8px 16px; cursor:pointer; text-decoration:none; }
.btn:hover { border-color:var(--s1); color:var(--s1); }
.btn.primary { background:var(--s1); border-color:var(--s1); color:#fff; }
.btn.primary:hover { filter:brightness(1.08); color:#fff; }

.stepStrip { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:14px; margin:8px 0 6px; }
.stepStrip .card { position:relative; padding-top:18px; }
.stepStrip .n { position:absolute; top:-13px; left:14px; width:26px; height:26px; border-radius:50%;
  background:var(--s1); color:#fff; font:700 13px/26px "DIN Alternate",sans-serif; text-align:center; }

.progWrap { margin:14px 0 10px; }
.progTrack { height:10px; border-radius:5px; background:var(--track); overflow:hidden; }
.progFill { height:100%; width:0%; border-radius:5px; background:var(--s1); transition:width .15s; }
.progLbl { display:flex; justify-content:space-between; color:var(--muted); font-size:12px; margin-top:5px; }
.termLog { background:var(--surface-1); border:1px solid var(--border); border-radius:10px;
  font:12px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace; color:var(--ink-2);
  padding:12px 14px; max-height:180px; overflow:auto; white-space:pre-wrap; }
.termLog .ok { color:var(--observed); }
.errBox { border-left:3px solid var(--crit); background:color-mix(in srgb, var(--crit) 8%, transparent);
  padding:10px 12px; border-radius:6px; margin-top:10px; font-size:13px; }

.dashActions { display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin:10px 0 16px; }

.optGrid { display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:12px; margin-top:12px; }
.optGrid label { display:block; font-size:12px; color:var(--ink-2); }
.optGrid input[type=text], .optGrid input[type=number] {
  width:100%; margin-top:4px; padding:7px 9px; border:1px solid var(--border); border-radius:8px;
  background:var(--page); color:var(--ink); font:inherit; font-size:13px; }
.optGrid .chk { display:flex; align-items:center; gap:8px; font-size:12.5px; padding-top:18px; }
details.opts summary { cursor:pointer; color:var(--ink-2); font-size:13px; font-weight:600; }

.shot { width:100%; border-radius:12px; border:1px solid var(--border); display:block; }
.featGrid { display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:14px; }
.featGrid h3 { font-size:14px; margin-bottom:4px; }
.featGrid p { color:var(--ink-2); font-size:13px; }

.faq details { border-bottom:1px solid var(--grid); padding:10px 0; }
.faq summary { cursor:pointer; font-weight:600; font-size:14px; }
.faq details p { color:var(--ink-2); font-size:13.5px; margin-top:8px; max-width:80ch; }

.adSlot { margin:26px 0; min-height:0; text-align:center; }
.adSlot ins { display:block; }

.prose { max-width:80ch; color:var(--ink-2); font-size:14px; }
.prose p, .prose ul, .prose ol { margin-bottom:10px; }
.prose li { margin:4px 0 4px 18px; }
.prose strong { color:var(--ink); }
footer.site { border-top:1px solid var(--border); margin-top:44px; padding-top:18px;
  color:var(--muted); font-size:12px; display:grid; gap:6px; }
footer.site a { color:var(--ink-2); }

/* ===================== app mode (after upload) ===================== */
body.appMode .siteNav, body.appMode #landing, body.appMode #adTop,
body.appMode #features { display:none; }
.dashBar { display:flex; align-items:center; gap:10px; flex-wrap:wrap; padding:10px 0 14px; }
.dashBar .wordmark { font:700 16px/1 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif;
  letter-spacing:.04em; color:var(--ink); text-decoration:none; margin-right:4px; }
.dashBar .wordmark .dot { color:var(--s1); }
.miniDrop { display:inline-flex; align-items:center; gap:7px; border:1.5px dashed var(--baseline);
  border-radius:9px; padding:7px 13px; font-size:12.5px; color:var(--ink-2); cursor:pointer;
  position:relative; transition:border-color .15s, color .15s; }
.miniDrop:hover, .miniDrop.drag { border-color:var(--s1); color:var(--s1); }
.miniDrop input { position:absolute; inset:0; opacity:0; cursor:pointer; }
.dashBar .spacer { flex:1; }
#optsDock details.opts { margin:0 0 12px; }
.teaser { border-left:3px solid var(--s1); padding:10px 14px; background:var(--surface-1);
  border-radius:0 10px 10px 0; margin:26px 0; }
.teaser p { color:var(--ink-2); font-size:14px; max-width:86ch; }
.pageHero { padding:26px 0 4px; }
.pageHero h1 { font:700 clamp(28px,4vw,40px)/1.08 "DIN Alternate","Avenir Next Condensed","Avenir Next",sans-serif; margin:8px 0 10px; }
.pageHero .lede { color:var(--ink-2); font-size:15.5px; max-width:70ch; }
.ctaRow { margin:26px 0 8px; }

/* ===================== ad slots ===================== */
.adSlot { margin:30px auto; max-width:1100px; text-align:center; }
.adSlot:empty { margin:0; }
.adLabel { color:var(--muted); font:600 9.5px/1 ui-monospace,SFMono-Regular,Consolas,monospace;
  letter-spacing:.14em; text-transform:uppercase; margin-bottom:6px; }
.adPh { border:1.5px dashed var(--baseline); border-radius:10px; color:var(--muted);
  font:600 12px/1 ui-monospace,SFMono-Regular,Consolas,monospace; padding:44px 16px; }
body.appMode #homeTeaser { display:none; }

/* ===================== language switch ===================== */
.langSwitch { display:flex; gap:3px; margin-left:14px; }
.langSwitch button { border:1px solid var(--border); background:none; color:var(--muted);
  font:600 11px/1 ui-monospace,SFMono-Regular,Consolas,monospace; letter-spacing:.04em;
  padding:5px 8px; cursor:pointer; border-radius:6px; }
.langSwitch button:hover { color:var(--ink); }
.langSwitch button[aria-pressed="true"] { color:var(--ink); border-color:var(--s1); }
.note.crit { border-left-color:var(--crit); background:color-mix(in srgb,var(--crit) 8%,transparent); color:var(--ink); }