:root{
  /* --dim/--faint chosen for WCAG AA: >=4.5:1 on all three panel
     backgrounds (worst case --faint on --panel2 = 4.66:1) */
  --bg:#0a0e13; --panel:#10161e; --panel2:#141c26; --line:#1e2a38;
  --txt:#c9d7e4; --dim:#8496aa; --faint:#75879c;
  --amber:#ffb454; --amber-dim:#8a6430;
  --green:#43d98a; --red:#ff6b6b; --blue:#5aa9f7; --orange:#fb923c;
  --mono:ui-monospace,'SF Mono','Cascadia Code','JetBrains Mono',Consolas,'Liberation Mono',monospace;
  /* proportional face for long prose; mono stays the display/console face */
  --sans:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
html,body{height:100%}
body{
  background:var(--bg);color:var(--txt);font-family:var(--mono);
  font-size:15px;line-height:1.45;
  background-image:radial-gradient(ellipse 80% 60% at 50% -10%,#101a26 0%,var(--bg) 60%);
}
button{font-family:var(--mono);cursor:pointer}
.wrap{max-width:980px;margin:0 auto;padding:20px 24px 64px}
/* ---------- top bar ---------- */
.topbar{
  display:flex;align-items:baseline;gap:14px;border-bottom:1px solid var(--line);
  padding:10px 0 12px;margin-bottom:22px;
}
.topbar .logo{color:var(--amber);font-weight:700;letter-spacing:.12em;font-size:17px}
.topbar .logo span{color:var(--dim);font-weight:400}
.topbar .sub{color:var(--dim);font-size:12px;letter-spacing:.06em}
.topbar .right{margin-left:auto;color:var(--faint);font-size:12px}
/* ---------- generic ---------- */
h2{font-size:15px;color:var(--amber);letter-spacing:.1em;margin:26px 0 10px;text-transform:uppercase}
h2:first-child{margin-top:0}
p.note{color:var(--dim);font-size:13px;margin:6px 0}
.tag{display:inline-block;font-size:10.5px;letter-spacing:.08em;padding:2px 7px;border:1px solid;border-radius:3px;text-transform:uppercase;vertical-align:middle}
.tag.spec{color:var(--green);border-color:var(--green)}
.tag.recon{color:var(--amber);border-color:var(--amber)}
.tag.inferred{color:var(--dim);border-color:var(--dim)}
.tag.unlikely{color:var(--red);border-color:var(--red)}
.btn{
  background:var(--panel2);border:1px solid var(--line);color:var(--txt);
  padding:9px 16px;border-radius:4px;font-size:14px;letter-spacing:.04em;
  text-decoration:none;display:inline-block;
}
.btn:hover{border-color:var(--amber-dim);color:var(--amber)}
.btn.primary{background:var(--amber);border-color:var(--amber);color:#0a0e13;font-weight:700}
.btn.primary:hover{background:#ffc36e;border-color:#ffc36e;color:#0a0e13}
.btn.primary:active{transform:translateY(1px);background:#f0a63f}
.btn.big{font-size:16px;padding:12px 26px}
.btn:disabled{opacity:.35;cursor:default}
kbd{
  background:#0d141c;border:1px solid var(--faint);border-bottom-width:2px;
  border-radius:3px;padding:0 5px;font-size:12px;color:var(--dim);font-family:var(--mono)
}
/* ---------- home ---------- */
.fidelity{width:100%;border-collapse:collapse;font-size:12.5px;margin:8px 0 4px}
.fidelity th,.fidelity td{border:1px solid var(--line);padding:6px 9px;text-align:left;vertical-align:top}
.fidelity th{color:var(--dim);font-weight:400;letter-spacing:.06em;text-transform:uppercase;font-size:11px}
.fidelity td:first-child{white-space:nowrap;color:var(--amber)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:12px;margin-top:10px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:14px 16px;
  display:flex;flex-direction:column;gap:8px;
}
.card .name{color:var(--txt);font-size:15px;font-weight:700;letter-spacing:.03em}
.card .code{color:var(--dim);font-size:12px}
.card .desc{color:var(--dim);font-size:12.5px;flex:1}
.card .row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.mockcard{
  border-color:var(--amber-dim);background:linear-gradient(180deg,#161209 0%,var(--panel) 70%);
}
.settings{display:flex;gap:22px;flex-wrap:wrap;margin-top:8px;font-size:13px;color:var(--dim)}
.settings label{display:flex;gap:7px;align-items:center;cursor:pointer}
.settings select{background:var(--panel2);color:var(--txt);border:1px solid var(--line);font-family:var(--mono);padding:2px 6px;border-radius:3px}
/* ---------- intro / run ---------- */
.screen{display:none}
.screen.active{display:block}
.runhead{
  display:flex;align-items:center;gap:18px;background:var(--panel);
  border:1px solid var(--line);border-radius:6px;padding:10px 16px;margin-bottom:16px;
  font-size:13px;color:var(--dim);
}
.runhead .mod{color:var(--amber);font-weight:700;letter-spacing:.08em}
.runhead .timer{
  margin-left:auto;font-size:22px;color:var(--txt);font-variant-numeric:tabular-nums;
  letter-spacing:.05em;
}
.runhead .timer.warn{color:var(--amber)}
.runhead .timer.low{color:var(--red)}
/* run focus mode: dim non-essential chrome while a section is live */
body.running .topbar,body.running .emp-bar{opacity:.55;transition:opacity .25s}
body.running #stimulus{padding:20px 22px}
.runhead .count{font-variant-numeric:tabular-nums}
#stimulus{
  background:var(--panel);border:1px solid var(--line);border-radius:6px;
  min-height:340px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:26px;gap:18px;position:relative;
}
#stimulus.flash-ok{box-shadow:inset 0 0 0 3px var(--green)}
#stimulus.flash-bad{box-shadow:inset 0 0 0 3px var(--red)}
.qtext{color:var(--txt);font-size:15.5px;text-align:center;max-width:640px}
.qtext em{color:var(--amber);font-style:normal}
#optionsBar{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.opt{
  background:#182230;border:1px solid var(--faint);border-radius:5px;color:var(--txt);
  padding:10px 14px;min-width:64px;display:flex;flex-direction:column;align-items:center;gap:6px;
  font-size:15px;
}
.opt:hover{border-color:var(--amber)}
.opt:active{transform:translateY(1px);background:#121a25}
.opt .key{font-size:10.5px;color:var(--faint)}
.opt.compass{min-width:56px}
#skipRow{display:flex;justify-content:center;margin-top:14px}
.skipbtn{
  background:transparent;border:1px dashed var(--amber-dim);color:var(--amber);
  padding:9px 30px;border-radius:5px;font-size:14px;letter-spacing:.1em;
}
.skipbtn:hover{background:#171208}
/* lst grid — cell size flows from the --cell var set inline on the
   table, clamped by viewport width so 5×5 grids fit small phones */
.lstgrid{border-collapse:collapse}
.lstgrid td{
  width:min(var(--cell,60px),13vw);height:min(var(--cell,60px),13vw);
  border:1px solid var(--faint);text-align:center;vertical-align:middle;
  background:#0d131b;
}
.lstgrid td.qcell{background:#1d1608;border-color:var(--amber)}
.lstgrid td.qcell::after{content:'?';color:var(--amber);font-size:26px;font-weight:700}
/* ix */
.ixrow{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;max-width:760px}
.ixtile{
  width:74px;height:74px;background:#0d131b;border:1px solid var(--faint);border-radius:4px;
  display:flex;align-items:center;justify-content:center;position:relative;
}
.ixtile:hover{border-color:var(--amber-dim)}
.ixtile .idx{position:absolute;top:2px;left:5px;font-size:10px;color:var(--faint)}
/* cls */
.clswrap{display:flex;flex-direction:column;gap:14px;align-items:center}
.clsgroups{display:flex;gap:34px;flex-wrap:wrap;justify-content:center}
.clsgroup{display:flex;gap:8px;align-items:center}
.clsgroup .glabel{font-size:11px;letter-spacing:.12em;writing-mode:vertical-rl;transform:rotate(180deg)}
.clsgroup.orange .glabel{color:var(--orange)}
.clsgroup.blue .glabel{color:var(--blue)}
.clsgrid{border-collapse:collapse}
.clsgrid td{
  width:26px;height:26px;border:1px solid var(--faint);text-align:center;font-size:14px;
  color:var(--txt);background:#0d131b;
}
.clsgroup.orange .clsgrid td{border-color:#7c4a1e}
.clsgroup.blue .clsgrid td{border-color:#2b5583}
.clsprobe .clsgrid td{width:34px;height:34px;font-size:17px;border-color:var(--amber)}
/* e3 */
.e3stage{position:relative;width:230px;height:230px;display:flex;align-items:center;justify-content:center}
.e3glyph{font-size:92px;font-weight:700;color:var(--txt)}
.e3glyph.mirror{transform:scaleX(-1)}
.e3dot{position:absolute;width:13px;height:13px;border-radius:50%;background:var(--txt)}
/* ndb */
.dials{display:flex;gap:44px;align-items:center;justify-content:center;flex-wrap:wrap}
.dial{display:flex;flex-direction:column;align-items:center;gap:6px}
.dial .dlabel{font-size:11px;color:var(--dim);letter-spacing:.18em}
.dial .readout{font-size:12px;color:var(--amber);font-variant-numeric:tabular-nums}
/* nav vehicle */
.navvwrap{display:flex;flex-direction:column;align-items:center;gap:14px}
.turnseq{font-size:16px;color:var(--txt);letter-spacing:.03em}
.turnseq .t{color:var(--amber)}
/* practice reveal */
.reveal{
  border-top:1px solid var(--line);margin-top:14px;padding-top:12px;max-width:680px;
  font-size:13.5px;color:var(--dim);
}
.reveal .good{color:var(--green)} .reveal .bad{color:var(--red)}
.reveal ol{margin:6px 0 0 20px}
.reveal li{margin:3px 0}
/* ---------- results ---------- */
.statgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:12px;margin-top:10px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:12px 14px}
.stat .k{font-size:11px;color:var(--dim);letter-spacing:.08em;text-transform:uppercase}
.stat .v{font-size:26px;color:var(--txt);margin-top:2px;font-variant-numeric:tabular-nums}
.stat .v small{font-size:13px;color:var(--dim)}
.stat .v.pos{color:var(--green)} .stat .v.neg{color:var(--red)} .stat .v.amber{color:var(--amber)}
table.diag{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px}
table.diag th,table.diag td{border:1px solid var(--line);padding:6px 9px;text-align:right}
table.diag th{color:var(--dim);font-weight:400;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
table.diag td:first-child,table.diag th:first-child{text-align:left}
table.diag td.pos{color:var(--green)} table.diag td.neg{color:var(--red)}
.reviewitem{
  background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:14px 16px;margin-top:10px;
  font-size:13.5px;
}
.reviewitem .rhead{display:flex;gap:12px;color:var(--dim);font-size:12px;margin-bottom:8px;flex-wrap:wrap}
.reviewitem .rhead .m{color:var(--amber)}
.reviewitem .stimmini{margin:8px 0;transform-origin:left top}
.advice{background:var(--panel);border-left:3px solid var(--amber);border-radius:0 6px 6px 0;padding:12px 16px;margin-top:14px;font-size:13.5px;color:var(--txt)}
.advice .hl{color:var(--amber)}
footer{margin-top:44px;border-top:1px solid var(--line);padding-top:14px;color:var(--faint);font-size:12px;line-height:1.6;font-family:var(--sans)}
@media (prefers-reduced-motion: no-preference){
  .screen.active{animation:fadein .18s ease}
  @keyframes fadein{from{opacity:0}to{opacity:1}}
  #stimulus.flash-ok,#stimulus.flash-bad{transition:box-shadow .08s}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important}
  .gifwrap img.anim{display:none}
  .gifwrap img.static{display:block}
}
.gifwrap img.static{display:none}

/* ---------- SkyAptitude additions ---------- */
.emp-bar{display:flex;align-items:center;gap:12px;background:var(--panel);border:1px solid var(--amber-dim);
  border-radius:6px;padding:10px 16px;margin-bottom:18px;font-size:13px;flex-wrap:wrap;
  min-height:47px /* reserved so JS fill doesn't shift layout (CLS) */}
.emp-bar .emp-name{color:var(--amber);font-weight:700;letter-spacing:.05em}
.emp-bar .emp-role{color:var(--dim)}
.emp-bar a{color:var(--dim);margin-left:auto;font-size:12px}
.pro-badge{display:inline-block;font-size:10px;letter-spacing:.1em;padding:1px 6px;border-radius:3px;
  border:1px solid var(--amber);color:var(--amber);vertical-align:middle}
.gate{
  background:linear-gradient(180deg,#161209,var(--panel));border:1px solid var(--amber-dim);border-radius:6px;
  padding:22px 26px;max-width:560px;margin:20px auto;text-align:center}
.gate h3{color:var(--amber);letter-spacing:.08em;margin-bottom:8px;font-size:16px}
.gate p{color:var(--dim);font-size:13.5px;margin:6px 0}
.modal-wrap{position:fixed;inset:0;background:rgba(4,7,10,.82);display:none;align-items:center;justify-content:center;z-index:50}
.modal-wrap.open{display:flex}
.modal{background:var(--panel);border:1px solid var(--amber-dim);border-radius:8px;padding:26px 28px;width:min(480px,92vw)}
.modal h3{color:var(--amber);letter-spacing:.08em;font-size:16px;margin-bottom:10px}
.modal p{color:var(--dim);font-size:13px;margin:6px 0}
.modal input{width:100%;background:#0d141c;border:1px solid var(--line);border-radius:4px;color:var(--txt);
  font-family:var(--mono);padding:10px 12px;font-size:14px;margin:10px 0}
.modal .msg{font-size:12.5px;min-height:18px}
.modal .msg.err{color:var(--red)} .modal .msg.ok{color:var(--green)}
.blurlock{filter:blur(6px);pointer-events:none;user-select:none}
.upsell{border:1px dashed var(--amber-dim);border-radius:6px;padding:14px 18px;margin-top:14px;
  color:var(--dim);font-size:13px;text-align:center}
.upsell a,.linkbtn{color:var(--amber);cursor:pointer;text-decoration:underline}
/* ---------- employer guide pages ---------- */
.crumbs{font-size:12px;color:var(--dim);margin-bottom:18px}
.crumbs a{color:var(--dim)}
.crumbs a:hover{color:var(--amber)}
.guide h1{font-size:27px;color:var(--txt);letter-spacing:.03em;line-height:1.3;margin-bottom:6px}
.guide .updated{font-size:12px;color:var(--dim);margin-bottom:20px}
.guide .lead{font-size:15px;color:var(--txt);line-height:1.6;max-width:760px}
.guide p{color:var(--dim);font-size:13.5px;line-height:1.6;margin:10px 0;max-width:760px}
.guide p b,.guide li b{color:var(--txt)}
.guide ul,.guide ol{margin:10px 0 10px 22px;color:var(--dim);font-size:13.5px;line-height:1.6;max-width:740px}
.guide li{margin:5px 0}
.guide h2{margin-top:38px}
.guide a{color:var(--amber)}
.guide .evtier{background:var(--panel);border-left:3px solid var(--amber);border-radius:0 6px 6px 0;padding:12px 16px;margin:16px 0;font-size:13px;color:var(--txt);max-width:760px}
.guide .evtier .k{color:var(--dim);text-transform:uppercase;font-size:11px;letter-spacing:.08em}
.guide table.battery{width:100%;max-width:760px;border-collapse:collapse;font-size:13px;margin:12px 0}
.guide table.battery th,.guide table.battery td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.guide table.battery th{color:var(--dim);font-weight:400;font-size:11px;text-transform:uppercase;letter-spacing:.06em}
.guide table.battery td:first-child{color:var(--amber);white-space:nowrap}
.guide .ctabox{background:linear-gradient(180deg,#161209,var(--panel));border:1px solid var(--amber-dim);border-radius:8px;padding:22px 26px;margin:30px 0;max-width:760px}
.guide .ctabox .ctahead{color:var(--amber);font-size:15px;letter-spacing:.06em;margin:0 0 8px;font-family:var(--mono)}
.guide .ctabox p{margin:6px 0 14px}
.guide details{border:1px solid var(--line);border-radius:6px;background:var(--panel);margin-top:10px;padding:12px 18px;max-width:760px}
.guide details summary{cursor:pointer;color:var(--txt);font-size:14px}
.guide details p{font-size:13px;margin:10px 0 4px}
.guide .xlinks{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.guide .xlinks a{font-size:12.5px;color:var(--dim);border:1px solid var(--line);border-radius:4px;padding:6px 12px;text-decoration:none}
.guide .xlinks a:hover{color:var(--amber);border-color:var(--amber-dim)}
@media (max-width:640px){
  .guide table.battery{display:block;overflow-x:auto;white-space:normal}
  .guide table.battery td:first-child{white-space:normal}
  .guide h1{font-size:22px}
}
.rtpair{display:flex;gap:40px;align-items:center;justify-content:center}
.rtpair .clsgrid td{width:34px;height:34px;font-size:17px}
.cmofield{background:#0d131b;border:1px solid var(--faint);border-radius:6px;max-width:100%;height:auto}
.freeleft{font-size:11px;color:var(--faint);margin-left:8px}

/* ---------- mobile / touch ---------- */
.opt{min-height:48px;min-width:64px}
.skipbtn{min-height:44px}
.btn{min-height:40px}
#resDiag{overflow-x:auto}
#stimulus{overflow-x:auto}
@media (max-width:640px){
  .wrap{padding:14px 14px 48px}
  .topbar{flex-wrap:wrap;row-gap:4px}
  .runhead{gap:10px;flex-wrap:wrap;padding:10px 12px}
  .runhead .timer{font-size:19px}
  #stimulus{padding:16px;min-height:280px}
  .dials{gap:18px}
  .opt{min-width:56px;padding:10px 10px}
  #optionsBar{gap:8px}
  .emp-bar a{margin-left:0}
}
@media (pointer:coarse){
  .opt{min-height:52px}
  .ixtile{min-width:64px;min-height:64px}
}

/* ---------- typography pairing ----------
   Long prose reads in the proportional face; the mono face stays for
   the console, headings, labels, tables, buttons and data. */
.guide p,.guide li,.guide .lead,.guide details p,
.hero .sub2,p.note,.card .desc,.faq p,.tier li,
.reviews p,.trust span,.shot .cap,.gifwrap .cap,
.reveal,.advice,.modal p,#introBody p,.gate p,.upsell{font-family:var(--sans)}
.guide p,.guide li{font-size:15px;line-height:1.65}
.guide .lead{font-size:16.5px;line-height:1.65}
.guide details p{font-size:14px}
.reveal{font-size:14px}
.advice{font-size:14px}