/* ============================================================
   DESIGN TOKENS
   Matches the established program design system so this tool
   sits alongside the other sites without looking imported.
   ============================================================ */
:root{
  --navy-900:#050E1B;
  --navy-800:#0A1A2F;
  --navy-700:#102943;
  --navy-600:#183754;
  --line:#1E4162;
  --teal:#00E5D0;
  --teal-dim:#0FA396;
  --gold:#FFC145;
  --gold-dim:#B8862A;
  --rose:#FF6B6B;
  --text:#DCE7F2;
  --muted:#8FA6BF;
  --shadow:0 10px 40px rgba(0,0,0,.45);
  --r:10px;
  --display:'Orbitron',sans-serif;
  --body:'Exo 2',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1100px 600px at 15% -10%, #123356 0%, transparent 60%),
    radial-gradient(900px 500px at 95% 0%, #0d2b3f 0%, transparent 55%),
    var(--navy-900);
  color:var(--text);
  font-family:var(--body);
  font-size:16px;
  line-height:1.55;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--teal)}
button{font-family:inherit}

/* ---------- Layout shell ---------- */
.wrap{max-width:1180px;margin:0 auto;padding:0 18px 80px}

header.top{
  border-bottom:1px solid var(--line);
  background:rgba(5,14,27,.82);
  backdrop-filter:blur(10px);
  position:sticky;top:0;z-index:60;
}
.top-inner{
  max-width:1180px;margin:0 auto;padding:12px 18px;
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brand .mark{
  width:34px;height:34px;flex:none;border-radius:8px;
  background:linear-gradient(145deg,var(--teal),var(--teal-dim));
  display:grid;place-items:center;
  font-family:var(--display);font-weight:900;color:#04202b;font-size:17px;
  box-shadow:0 0 22px rgba(0,229,208,.28);
}
.brand h1{
  font-family:var(--display);font-weight:700;font-size:16px;letter-spacing:.14em;
  margin:0;text-transform:uppercase;
}
.brand .sub{font-size:11px;color:var(--muted);letter-spacing:.22em;text-transform:uppercase}

nav.tabs{display:flex;gap:6px;background:var(--navy-800);padding:4px;border-radius:12px;border:1px solid var(--line)}
nav.tabs button{
  background:none;border:0;color:var(--muted);cursor:pointer;
  font-family:var(--display);font-size:11px;font-weight:700;letter-spacing:.13em;
  text-transform:uppercase;padding:9px 14px;border-radius:8px;transition:.18s;
}
nav.tabs button:hover{color:var(--text)}
nav.tabs button[aria-selected="true"]{background:var(--teal);color:#04202b}

.panel{display:none}
.panel.active{display:block;animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- Generic card ---------- */
.card{
  background:linear-gradient(180deg,rgba(16,41,67,.86),rgba(10,26,47,.86));
  border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);
}
.card-h{
  padding:11px 15px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.card-h h2,.card-h h3{
  margin:0;font-family:var(--display);font-size:12px;font-weight:700;
  letter-spacing:.15em;text-transform:uppercase;color:var(--teal);
}
.card-b{padding:15px}

.eyebrow{
  font-family:var(--display);font-size:10px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--gold);margin:0 0 6px;
}

/* ---------- Workbench grid ---------- */
.bench{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:18px;margin-top:20px;align-items:start}
@media(max-width:940px){.bench{grid-template-columns:1fr}}

label.fl{
  display:block;font-family:var(--display);font-size:10px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin:0 0 6px;
}
select,input[type=text],input[type=number],textarea{
  width:100%;background:var(--navy-900);color:var(--text);
  border:1px solid var(--line);border-radius:8px;padding:10px 12px;
  font-family:var(--body);font-size:15px;transition:border-color .15s,box-shadow .15s;
}
textarea{font-family:var(--mono);font-size:14px;line-height:1.7;resize:vertical;min-height:150px}
select:focus,input:focus,textarea:focus,button:focus-visible,.chip:focus-visible{
  outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(0,229,208,.18);
}
button:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:36px}
optgroup{background:var(--navy-800);color:var(--gold);font-style:normal}

.io{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:stretch}
@media(max-width:760px){.io{grid-template-columns:1fr}}
.io-col{display:flex;flex-direction:column;min-width:0}
.io-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}
.mid{display:flex;flex-direction:column;justify-content:center;gap:10px;padding-top:22px}
@media(max-width:760px){.mid{flex-direction:row;padding-top:0;justify-content:center}}

.dirbtn{
  background:var(--navy-700);border:1px solid var(--line);color:var(--muted);
  border-radius:8px;padding:9px 12px;cursor:pointer;
  font-family:var(--display);font-size:10px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;white-space:nowrap;transition:.16s;
}
.dirbtn:hover{color:var(--text);border-color:var(--teal-dim)}
.dirbtn[aria-pressed="true"]{background:var(--teal);border-color:var(--teal);color:#04202b}

.btn{
  background:var(--teal);border:1px solid var(--teal);color:#04202b;
  border-radius:8px;padding:10px 16px;cursor:pointer;font-weight:700;
  font-family:var(--display);font-size:11px;letter-spacing:.13em;text-transform:uppercase;
  transition:.16s;
}
.btn:hover{filter:brightness(1.1)}
.btn.ghost{background:transparent;color:var(--muted);border-color:var(--line)}
.btn.ghost:hover{color:var(--text);border-color:var(--teal-dim)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#2b1d00}
.btn.sm{padding:6px 11px;font-size:10px}
.btn:disabled{opacity:.4;cursor:not-allowed}

.keybar{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end;margin-bottom:14px;min-height:1px}
.keyfield{min-width:150px;flex:1 1 170px}
.keyfield.narrow{flex:0 0 120px;min-width:120px}
.hint{font-size:12px;color:var(--muted);margin:6px 0 0;max-width:80ch}

.tag{
  display:inline-block;font-family:var(--display);font-size:9px;letter-spacing:.16em;
  text-transform:uppercase;padding:3px 8px;border-radius:20px;
  border:1px solid var(--line);color:var(--muted);
}
.tag.enc{border-color:var(--teal-dim);color:var(--teal)}
.tag.hash{border-color:var(--gold-dim);color:var(--gold)}
.tag.ok{border-color:var(--teal);color:var(--teal)}

.notice{
  border-left:3px solid var(--gold);background:rgba(255,193,69,.08);
  padding:10px 13px;border-radius:0 8px 8px 0;font-size:13.5px;color:#F3DFB6;margin-top:12px;max-width:88ch;
}
.notice.teal{border-color:var(--teal);background:rgba(0,229,208,.07);color:#BEEDE8}
.notice.bad{border-color:var(--rose);background:rgba(255,107,107,.09);color:#FFD2D2}

/* ---------- Caesar wheel: the signature element ---------- */
.wheelwrap{display:grid;place-items:center;padding:4px 0 10px}
#wheel{max-width:100%;height:auto;touch-action:none}
#wheel .ring-bg{fill:var(--navy-900);stroke:var(--line)}
#wheel .ring-in-bg{fill:#0B2135;stroke:var(--teal-dim);stroke-opacity:.5}
#wheel text{font-family:var(--mono);font-size:15px;font-weight:700;fill:var(--muted);user-select:none}
#wheel .outer text{fill:var(--muted)}
#wheel .inner text{fill:var(--teal)}
#wheel .lit{fill:var(--gold) !important}
#wheel .lit-in{fill:#fff !important}
#innerRing{transition:transform .55s cubic-bezier(.34,1.3,.5,1);transform-origin:160px 160px}
#wheel .marker{stroke:var(--gold);stroke-width:2}
.wheel-cap{font-family:var(--mono);font-size:12.5px;color:var(--muted);text-align:center;margin-top:2px}
.wheel-cap b{color:var(--gold)}
@media(prefers-reduced-motion:reduce){
  #innerRing{transition:none}
  .panel.active{animation:none}
}

/* ---------- Pigpen ---------- */
.glyphgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(46px,1fr));gap:7px}
.glyphbtn{
  background:var(--navy-900);border:1px solid var(--line);border-radius:8px;
  padding:5px 2px 3px;cursor:pointer;display:grid;place-items:center;gap:1px;transition:.14s;
}
.glyphbtn:hover{border-color:var(--teal);background:var(--navy-700)}
.glyphbtn span{font-family:var(--mono);font-size:10px;color:var(--muted)}
.glyphbtn.mute span{visibility:hidden}
.glyph-stage{
  min-height:150px;background:var(--navy-900);border:1px solid var(--line);
  border-radius:8px;padding:12px;display:flex;flex-wrap:wrap;gap:9px 12px;align-content:flex-start;
}
.glyph-stage .sp{width:16px}
.glyph-stage .ph{color:var(--muted);font-family:var(--mono);font-size:13px}
svg.pig{display:block}
svg.pig line,svg.pig path{stroke:var(--teal);stroke-width:2.4;fill:none;stroke-linecap:square}
svg.pig circle{fill:var(--teal);stroke:none}

/* ---------- Reference chart (morse / tabula) ---------- */
.chart{display:grid;grid-template-columns:repeat(auto-fill,minmax(78px,1fr));gap:5px}
.chart div{
  background:var(--navy-900);border:1px solid var(--line);border-radius:6px;
  padding:5px 7px;font-family:var(--mono);font-size:12px;display:flex;justify-content:space-between;gap:6px;
}
.chart div b{color:var(--gold)}
.chart div span{color:var(--teal)}
.tabula{overflow:auto;max-height:330px;border:1px solid var(--line);border-radius:8px}
.tabula table{border-collapse:collapse;font-family:var(--mono);font-size:10px}
.tabula td,.tabula th{padding:1px 3px;text-align:center;color:var(--muted);border:0}
.tabula th{color:var(--gold);position:sticky;top:0;background:var(--navy-800);z-index:2}
.tabula th.rowh{position:sticky;left:0;background:var(--navy-800);z-index:1}
.tabula td.hit{background:var(--teal);color:#04202b;font-weight:700}
.tabula td.row-lit{background:rgba(0,229,208,.13)}
.tabula td.col-lit{background:rgba(255,193,69,.13)}

/* ---------- Learn / history ---------- */
.dl{margin:0}
.dl dt{font-family:var(--display);font-size:10px;letter-spacing:.17em;text-transform:uppercase;color:var(--gold);margin-top:14px}
.dl dt:first-child{margin-top:0}
.dl dd{margin:4px 0 0;font-size:14.5px;color:var(--text);max-width:72ch}
.dl dd.q{color:var(--muted);font-style:italic}

/* ---------- Challenges ---------- */
.hud{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.stat{
  background:var(--navy-800);border:1px solid var(--line);border-radius:var(--r);
  padding:11px 15px;flex:1 1 130px;
}
.stat .n{font-family:var(--display);font-size:24px;font-weight:900;color:var(--teal);line-height:1.1}
.stat .n.gold{color:var(--gold)}
.stat .l{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-family:var(--display)}

.clist{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:11px;margin-top:16px}
@media(min-width:1000px){.clist{grid-template-columns:repeat(4,minmax(0,1fr))}}
.ccard{
  background:linear-gradient(180deg,rgba(16,41,67,.8),rgba(10,26,47,.8));
  border:1px solid var(--line);border-radius:var(--r);padding:13px;
  cursor:pointer;text-align:left;color:inherit;transition:.16s;position:relative;overflow:hidden;
}
.ccard:hover:not(:disabled){border-color:var(--teal);transform:translateY(-2px)}
.ccard:disabled{opacity:.45;cursor:not-allowed}
.ccard .num{font-family:var(--display);font-size:10px;letter-spacing:.2em;color:var(--muted)}
.ccard .ttl{font-family:var(--display);font-size:13px;font-weight:700;margin:4px 0 7px;color:var(--text);letter-spacing:.03em}
.ccard.done{border-color:var(--teal-dim)}
.ccard.done::after{
  content:'SOLVED';position:absolute;top:9px;right:-26px;transform:rotate(38deg);
  background:var(--teal);color:#04202b;font-family:var(--display);font-size:8px;
  letter-spacing:.16em;padding:2px 28px;font-weight:700;
}

.brief{
  font-family:var(--mono);font-size:14px;line-height:1.75;color:var(--text);
  background:var(--navy-900);border:1px solid var(--line);border-left:3px solid var(--teal);
  border-radius:0 8px 8px 0;padding:13px 15px;word-break:break-word;white-space:pre-wrap;
}
.cipherbox{
  font-family:var(--mono);font-size:16px;line-height:1.9;letter-spacing:.09em;
  color:var(--gold);background:var(--navy-900);border:1px dashed var(--gold-dim);
  border-radius:8px;padding:15px;margin:13px 0;word-break:break-word;white-space:pre-wrap;
}
.grid2{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:16px;align-items:start}
@media(max-width:860px){.grid2{grid-template-columns:1fr}}
.scratch textarea{min-height:190px;font-size:13px}
details.hintbox{border:1px solid var(--line);border-radius:8px;background:var(--navy-900);margin-top:10px}
details.hintbox summary{
  cursor:pointer;padding:9px 13px;font-family:var(--display);font-size:10px;
  letter-spacing:.15em;text-transform:uppercase;color:var(--gold);list-style:none;
}
details.hintbox summary::-webkit-details-marker{display:none}
details.hintbox summary::before{content:'▸ ';}
details.hintbox[open] summary::before{content:'▾ ';}
details.hintbox .in{padding:0 13px 12px;font-size:14px;color:var(--text)}

.answerrow{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}
.answerrow input{flex:1 1 240px}
.idrow{margin-top:12px}


/* ---------- Live Triage panel ---------- */
.triage-card{
  margin-top:18px;border-radius:var(--r);overflow:hidden;
  background:linear-gradient(115deg,var(--teal) 0%,#3ad9c0 45%,var(--gold) 140%);
  color:var(--navy-900);display:grid;grid-template-columns:minmax(0,1fr) auto;
  box-shadow:0 12px 44px rgba(0,229,208,.16);
}
@media(max-width:620px){.triage-card{grid-template-columns:1fr}}
.tc-body{padding:20px 22px}
.tc-body h2{font-family:var(--display);font-weight:900;font-size:27px;letter-spacing:.05em;margin:0 0 6px;text-transform:uppercase}
.tc-copy{margin:0 0 15px;max-width:48ch;font-size:14.5px;color:#062B29;font-weight:600}
.triage-card .btn{background:var(--navy-900);border-color:var(--navy-900);color:var(--teal)}
.tc-side{
  display:flex;flex-direction:column;justify-content:center;gap:14px;
  padding:20px 26px;background:rgba(5,16,31,.14);text-align:right;
}
@media(max-width:620px){.tc-side{flex-direction:row;text-align:left;justify-content:flex-start;gap:28px}}
.tc-side span{display:block;font-family:var(--display);font-weight:900;font-size:26px;line-height:1}
.tc-side small{display:block;font-family:var(--display);font-size:9px;letter-spacing:.18em;text-transform:uppercase;opacity:.72;margin-top:2px}

.runbar{
  display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-top:20px;
  background:var(--navy-800);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;
}
.runbar b{font-family:var(--display);font-size:14px;color:var(--teal)}
.runbar .lbl{font-family:var(--display);font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.cands{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.cands code{
  font-family:var(--mono);font-size:12.5px;background:var(--navy-900);
  border:1px solid var(--line);border-radius:6px;padding:4px 9px;color:var(--gold);
}


/* ---------- Challenge set picker ---------- */
.pickrow{display:flex;align-items:flex-end;gap:14px;margin:22px 0 7px}
.pickrow .btn{margin-left:auto}
/* On a wide screen a full-width dropdown looks broken; hold it to a
   sensible control width and let the menu match it. */
.picker{position:relative;max-width:460px}
@media(max-width:640px){.picker{max-width:none}}
.pick-trigger{
  width:100%;display:flex;align-items:center;gap:12px;cursor:pointer;
  background:var(--navy-800);border:1px solid var(--line);border-radius:var(--r);
  padding:14px 16px;color:var(--text);text-align:left;transition:.16s;
}
.pick-trigger:hover{border-color:var(--teal-dim)}
.pick-trigger[aria-expanded="true"]{border-color:var(--teal);border-radius:var(--r) var(--r) 0 0}
.pt-name{font-family:var(--display);font-weight:700;font-size:14px;letter-spacing:.04em;flex:1;min-width:0}
.pt-cat{display:block;font-family:var(--display);font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:500;margin-top:3px}
.pt-prog{font-family:var(--mono);font-size:13px;color:var(--muted);white-space:nowrap}
.pt-prog.done{color:var(--teal)}
.pick-trigger .chev{flex:none;transition:transform .18s;color:var(--muted)}
.pick-trigger[aria-expanded="true"] .chev{transform:rotate(180deg)}

.pick-menu{
  position:absolute;left:0;right:0;top:100%;z-index:50;max-height:380px;overflow:auto;
  background:var(--navy-800);border:1px solid var(--teal);border-top:0;
  border-radius:0 0 var(--r) var(--r);box-shadow:0 22px 50px rgba(0,0,0,.55);
}
.pick-menu .grp{
  font-family:var(--display);font-size:9px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--gold);padding:11px 16px 5px;position:sticky;top:0;background:var(--navy-800);
}
.pick-opt{
  width:100%;display:flex;align-items:center;gap:11px;cursor:pointer;text-align:left;
  background:none;border:0;border-left:3px solid transparent;color:var(--text);padding:10px 16px;transition:.12s;
}
.pick-opt:hover,.pick-opt:focus-visible{background:var(--navy-700);border-left-color:var(--teal);outline:none}
.pick-opt[aria-selected="true"]{background:var(--navy-700);border-left-color:var(--gold)}
.pick-opt .on{flex:1;min-width:0;font-size:14px}
.pick-opt .op{font-family:var(--mono);font-size:12.5px;color:var(--muted);white-space:nowrap}
.pick-opt.done .on,.pick-opt.done .op{color:var(--teal)}
.pick-opt .tick{width:15px;flex:none;color:var(--teal);opacity:0}
.pick-opt.done .tick{opacity:1}
.pick-opt.stream .on{color:var(--gold);font-family:var(--display);font-size:12.5px;letter-spacing:.08em;font-weight:700}

.footer{margin-top:44px;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:12.5px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}