:root{
  --ground:#FCFBFD; --surface:#FFFFFF; --surface-2:#F5F1F8;
  --ink:#1B1520; --muted:#726A7C; --faint:#9A93A3;
  --hair:#E7E1EE; --hair-strong:#D9D1E4;
  --accent:#6A2C91; --accent-deep:#43205C; --accent-soft:#EFE6F6;
  --cohort:#0B8C86; --cohort-soft:#DBF1EF; --cohort-ink:#075E5A;
  --good:#2F7D5A; --good-soft:#E1F0E8;
  --gap:#9c7415; --gap-soft:#F6EEDA;
  --shadow:0 1px 2px rgba(27,21,32,.06),0 8px 24px rgba(27,21,32,.07);
  --serif:"Iowan Old Style","Charter","Palatino Linotype",Georgia,serif;
  --ui:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Mono",Menlo,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#141019; --surface:#1D1725; --surface-2:#251E30;
    --ink:#ECE6F2; --muted:#A79FB3; --faint:#7C7488;
    --hair:#2E2739; --hair-strong:#3C3349;
    --accent:#BC8AD9; --accent-deep:#8E5CB4; --accent-soft:#2A1E36;
    --cohort:#33C7BF; --cohort-soft:#123230; --cohort-ink:#7FE3DD;
    --good:#5FBF8E; --good-soft:#142A20;
    --gap:#D8AE52; --gap-soft:#2E2612;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"]{
  --ground:#141019; --surface:#1D1725; --surface-2:#251E30;
  --ink:#ECE6F2; --muted:#A79FB3; --faint:#7C7488;
  --hair:#2E2739; --hair-strong:#3C3349;
  --accent:#BC8AD9; --accent-deep:#8E5CB4; --accent-soft:#2A1E36;
  --cohort:#33C7BF; --cohort-soft:#123230; --cohort-ink:#7FE3DD;
  --good:#5FBF8E; --good-soft:#142A20;
  --gap:#D8AE52; --gap-soft:#2E2612;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--ground);color:var(--ink);font-family:var(--ui);
  font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--cohort);outline-offset:2px}
@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}

.app{max-width:1180px;margin:0 auto;padding:0 22px 80px}
.nav{display:flex;align-items:center;gap:14px;padding:16px 0 14px;border-bottom:1px solid var(--hair)}
.mark{display:flex;align-items:center;gap:9px;font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:-.01em}
.mark .glyph{width:22px;height:22px;flex:none}
.mark .glyph circle{fill:none;stroke:var(--accent);stroke-width:2.4}
.nav .sub{color:var(--faint);font-size:12.5px;font-style:italic;font-family:var(--serif)}
.nav .spacer{flex:1}
.theme{border:1px solid var(--hair-strong);background:var(--surface);color:var(--muted);
  width:34px;height:34px;border-radius:9px;font-size:15px}

.entry{display:flex;align-items:center;gap:14px;margin-top:20px;flex-wrap:wrap}
.entry-label{font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--faint)}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--hair);border-radius:11px;padding:3px;gap:2px}
.seg button{border:0;background:transparent;color:var(--muted);padding:7px 14px;border-radius:8px;
  font-size:13px;font-weight:550}
.seg button:hover:not(.on){color:var(--ink)}
.seg button.on{background:var(--surface);color:var(--accent-deep);box-shadow:var(--shadow)}
.entry-hint{color:var(--faint);font-size:12px;font-style:italic;font-family:var(--serif)}
@media(max-width:820px){.entry-hint{display:none}}

.cohort{margin:14px 0 22px;background:var(--surface);border:1px solid var(--hair);
  border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.cohort-top{display:flex;align-items:center;gap:10px;padding:15px 18px 13px}
.cohort-label{font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--faint)}
.cohort .spacer{flex:1}
.cohort-clear{border:1px solid var(--hair-strong);background:transparent;color:var(--muted);
  padding:5px 11px;border-radius:8px;font-size:12px}
.cohort-clear:hover{color:var(--ink);border-color:var(--muted)}
.sentence{padding:2px 18px 18px;font-family:var(--serif);font-size:23px;line-height:1.42;
  letter-spacing:-.01em;text-wrap:balance}
.sentence .lead{color:var(--muted)}
.hop{display:inline-flex;align-items:baseline;gap:.34em;padding:.06em .5em;border-radius:9px;
  margin:0 .06em;white-space:nowrap}
.hop .n{font-family:var(--mono);font-weight:600;font-size:.82em;font-variant-numeric:tabular-nums}
.hop.set{background:var(--accent-soft);color:var(--accent-deep)}
.hop.here{background:var(--cohort-soft);color:var(--cohort-ink);box-shadow:0 0 0 1px var(--cohort) inset}
.verb{color:var(--muted);font-style:italic;font-size:.82em}

.stage{display:grid;grid-template-columns:212px 1fr;gap:22px}
@media(max-width:820px){.stage{grid-template-columns:1fr}.rail{display:none}}
.rail h4{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin:2px 0 10px}
.rail .facet{margin-bottom:22px}
.hint{color:var(--faint);font-size:12px;font-style:italic;font-family:var(--serif)}

.panel{background:var(--surface);border:1px solid var(--hair);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}
.panel-head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--hair)}
.panel-head .title{font-weight:600;font-size:15px}
.panel-head .meta{color:var(--faint);font-size:12.5px}
.panel-head .spacer{flex:1}
.selbar{display:flex;align-items:center;gap:10px;padding:11px 18px;background:var(--cohort-soft);
  border-bottom:1px solid var(--hair);font-size:13px;color:var(--cohort-ink)}
.selbar strong{font-family:var(--mono)}
.selbar .spacer{flex:1}
.carry{display:inline-flex;align-items:center;gap:7px;border:0;background:var(--cohort);color:#fff;
  padding:7px 13px;border-radius:9px;font-size:13px;font-weight:600}
.carry:hover{filter:brightness(1.06)}
.carry.ghost{background:transparent;color:var(--cohort-ink);border:1px solid var(--cohort)}

.row{display:grid;grid-template-columns:26px 1fr auto;align-items:center;gap:12px;
  padding:12px 18px;border-bottom:1px solid var(--hair);cursor:pointer;transition:background .12s}
.row:last-child{border-bottom:0}
.row:hover{background:var(--surface-2)}
.row.sel{background:color-mix(in srgb,var(--cohort-soft) 55%,transparent)}
.box{width:17px;height:17px;border-radius:5px;border:1.6px solid var(--hair-strong);
  display:grid;place-items:center;transition:all .12s}
.row.sel .box{background:var(--cohort);border-color:var(--cohort)}
.box svg{width:11px;height:11px;stroke:#fff;stroke-width:2.6;fill:none;opacity:0;transition:opacity .12s}
.row.sel .box svg{opacity:1}
.r-name{font-weight:550;letter-spacing:-.005em}
.r-sub{color:var(--muted);font-size:12.5px;margin-top:1px}
.r-metrics{display:flex;align-items:center;gap:18px;text-align:right}
.metric{display:flex;flex-direction:column;align-items:flex-end;gap:1px}
.metric .v{font-family:var(--mono);font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}
.metric .k{font-size:10px;color:var(--faint);text-transform:uppercase;letter-spacing:.05em}
.open{color:var(--accent);font-size:12px;font-weight:600;margin-left:14px}
.empty{padding:22px 18px;color:var(--faint)}
.badge{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:20px;
  font-size:11px;font-weight:600;font-family:var(--mono)}
.badge.ev{background:var(--good-soft);color:var(--good)}
.badge.gap{background:var(--gap-soft);color:var(--gap)}
.tag{display:inline-block;padding:2px 8px;border-radius:6px;background:var(--surface-2);
  color:var(--muted);font-size:11.5px;margin-right:5px}
.tag.v{background:var(--accent-soft);color:var(--accent-deep)}
.foot{margin-top:26px;color:var(--faint);font-size:12px;text-align:center;font-family:var(--serif);font-style:italic}

.scrim{position:fixed;inset:0;background:rgba(20,14,26,.44);opacity:0;pointer-events:none;transition:opacity .22s;z-index:20}
.scrim.open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;height:100%;width:min(520px,94vw);background:var(--surface);
  border-left:1px solid var(--hair);box-shadow:-16px 0 40px rgba(20,14,26,.16);
  transform:translateX(100%);transition:transform .26s cubic-bezier(.4,0,.15,1);z-index:21;overflow-y:auto}
.drawer.open{transform:none}
.d-head{padding:22px 24px 18px;border-bottom:1px solid var(--hair);position:sticky;top:0;background:var(--surface)}
.d-close{position:absolute;top:16px;right:18px;border:0;background:var(--surface-2);color:var(--muted);width:30px;height:30px;border-radius:8px;font-size:16px}
.d-kicker{font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--accent)}
.d-title{font-family:var(--serif);font-size:25px;line-height:1.2;letter-spacing:-.01em;margin:7px 0 2px;text-wrap:balance}
.d-body{padding:20px 24px 40px;display:flex;flex-direction:column;gap:22px}
.d-sect h5{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin:0 0 10px}
.kv{display:grid;grid-template-columns:120px 1fr;gap:9px 14px;font-size:13.5px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-weight:550}
.pill-row{display:flex;flex-wrap:wrap;gap:7px}
.prod{border:1px solid var(--hair);border-radius:12px;padding:14px 16px;background:var(--surface-2)}
.prod .pn{font-weight:600;font-size:15px}
.prod .pmeta{color:var(--muted);font-size:12.5px;margin-top:2px}
.paper{padding:11px 0;border-bottom:1px solid var(--hair);font-size:13.5px}
.paper:last-child{border-bottom:0}
.paper .pt{font-weight:550;line-height:1.35}
.paper .pm{color:var(--faint);font-size:12px;margin-top:2px;font-family:var(--mono)}
.d-carry{display:flex;gap:9px;flex-wrap:wrap}

/* login gate */
.login{max-width:400px;margin:8vh auto 0;background:var(--surface);border:1px solid var(--hair);
  border-radius:16px;box-shadow:var(--shadow);padding:30px 30px 26px}
.login .mark{justify-content:center;font-size:22px;margin-bottom:4px}
.login .tag-line{text-align:center;color:var(--faint);font-style:italic;font-family:var(--serif);margin-bottom:22px}
.login label{display:block;font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--faint);margin:14px 0 6px}
.login input{width:100%;padding:10px 12px;border:1px solid var(--hair-strong);border-radius:9px;background:var(--surface-2);color:var(--ink);font-size:14px}
.login button{width:100%;margin-top:20px;padding:11px;border:0;border-radius:10px;background:var(--accent);color:#fff;font-size:14px;font-weight:600}
.login .err{margin-top:12px;color:#b3261e;font-size:13px;min-height:1em}