/* ============================================================
   BERTH 03 — bridge HUD
   ============================================================ */
:root{
  --ink:#dff5ee;
  --ink-dim:#8fb3ad;
  --mint:#6ff0c0;
  --mint-soft:rgba(111,240,192,.55);
  --amber:#ffb347;
  --red:#ff5f5f;
  --cyan:#7ad7ff;
  --panel:rgba(5,13,16,.58);
  --panel-2:rgba(3,9,11,.78);
  --line:rgba(120,220,190,.16);
  --line-2:rgba(120,220,190,.30);
  --mono:"Cascadia Mono","Consolas","SF Mono",monospace;
  --ui:"Bahnschrift","DIN Alternate","Segoe UI",system-ui,sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%;margin:0;overflow:hidden;background:#05090c}
body{font-family:var(--ui);color:var(--ink);-webkit-font-smoothing:antialiased;cursor:default}
#view{position:fixed;inset:0;width:100%;height:100%;display:block}

.hidden{opacity:0!important;pointer-events:none!important}
#hud{position:fixed;inset:0;pointer-events:none;transition:opacity .9s ease;z-index:10}
#hud > section,#hud > header{pointer-events:auto}

kbd{
  font-family:var(--mono);font-size:10px;letter-spacing:.04em;
  display:inline-block;min-width:17px;text-align:center;
  padding:1px 4px;margin:0 1px;border-radius:2px;
  border:1px solid var(--line-2);background:rgba(255,255,255,.05);
  color:var(--ink);line-height:15px;
}

/* ---------- generic panel chrome ---------- */
#hud section,#hud header{
  position:absolute;
  background:linear-gradient(180deg,rgba(10,22,26,.66),rgba(4,10,12,.74));
  border:1px solid var(--line);
  box-shadow:0 18px 44px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.05);
  backdrop-filter:blur(9px) saturate(120%);
  -webkit-backdrop-filter:blur(9px) saturate(120%);
}
/* corner ticks */
#hud section::before,#hud section::after{
  content:"";position:absolute;width:9px;height:9px;pointer-events:none;
  border-color:var(--mint);opacity:.55;
}
#hud section::before{top:-1px;left:-1px;border-top:1px solid;border-left:1px solid}
#hud section::after{bottom:-1px;right:-1px;border-bottom:1px solid;border-right:1px solid}

.panel-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:5px 9px 4px;border-bottom:1px solid var(--line);
  font-size:9.5px;letter-spacing:.19em;color:var(--ink-dim);text-transform:uppercase;
}
.panel-head .rep{color:rgba(255,179,71,.45);letter-spacing:.1em}
.panel-head .rep.live{color:var(--amber);text-shadow:0 0 8px rgba(255,179,71,.6)}

.kv{display:flex;align-items:baseline;gap:4px;font-family:var(--mono)}
.kv label{font-family:var(--ui);font-size:8.5px;letter-spacing:.14em;color:var(--ink-dim);flex:1}
.kv b{font-size:15px;font-weight:600;letter-spacing:.01em;font-variant-numeric:tabular-nums}
.kv small{font-size:8.5px;color:var(--ink-dim);letter-spacing:.06em}

/* ---------- top strip ---------- */
#topbar{
  top:12px;left:50%;transform:translateX(-50%);
  width:min(1520px,calc(100vw - 32px));
  display:flex;align-items:center;justify-content:space-between;
  padding:7px 16px;gap:24px;
}
.tb-left .ship-name{font-size:14px;letter-spacing:.26em;color:var(--ink);white-space:nowrap}
.tb-left .ship-name b{font-weight:600;color:#fff}
.tb-left .ship-sub{font-family:var(--mono);font-size:9px;letter-spacing:.11em;color:var(--ink-dim);margin-top:2px}
.tb-mid{text-align:center;line-height:1}
.tb-mid .target-label{font-size:8px;letter-spacing:.32em;color:var(--ink-dim)}
.tb-mid .target-berth{font-size:15px;letter-spacing:.22em;margin-top:3px}
.tb-mid .target-berth b{color:var(--mint);font-weight:600}
.tb-mid .target-dist{font-family:var(--mono);font-size:11px;color:var(--ink);margin-top:3px}
.tb-mid .target-dist em{font-style:normal;color:var(--ink-dim);margin-left:6px;font-size:9px}
.tb-right{display:flex;gap:18px}
.tb-cell{display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.tb-cell label{font-size:8px;letter-spacing:.2em;color:var(--ink-dim)}
.tb-cell span{font-family:var(--mono);font-size:11.5px;letter-spacing:.04em}

/* ---------- telegraph ---------- */
#telegraph{left:16px;bottom:16px;width:206px}
#eotLadder{list-style:none;margin:0;padding:5px 0}
#eotLadder li{
  position:relative;display:flex;justify-content:space-between;align-items:center;
  padding:2.5px 10px 2.5px 13px;font-family:var(--mono);font-size:10px;
  letter-spacing:.07em;color:rgba(190,215,210,.34);transition:.18s;
}
#eotLadder li .abbr{font-size:8px;letter-spacing:.1em;opacity:.55}
#eotLadder li.on{color:#04110d;background:linear-gradient(90deg,var(--mint),rgba(111,240,192,.55));font-weight:700;box-shadow:0 0 18px rgba(111,240,192,.28)}
#eotLadder li.on .abbr{opacity:.8}
#eotLadder li.ord{color:var(--amber)}
#eotLadder li.ord::before{content:"";position:absolute;left:4px;top:50%;width:4px;height:4px;margin-top:-2px;border-radius:50%;background:var(--amber);box-shadow:0 0 7px var(--amber)}
#eotLadder li.on.ord{color:#1a0f00;background:linear-gradient(90deg,var(--amber),rgba(255,179,71,.5))}
#eotLadder li.on.ord::before{background:#1a0f00;box-shadow:none}
#eotLadder li.stop{color:rgba(255,120,120,.65);border-top:1px solid rgba(255,120,120,.12);margin-top:3px;padding-top:4px}

.eot-foot{padding:6px 12px 9px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:2px 10px}
.eot-foot .kv b{font-size:17px}
.eot-foot .throw{grid-column:span 2;height:4px;background:rgba(255,255,255,.07);position:relative;margin-top:6px;overflow:hidden}
.eot-foot .throw i{position:absolute;top:0;bottom:0;left:50%;width:0;background:linear-gradient(90deg,var(--mint-soft),var(--mint));transition:width .35s,left .35s}

/* ---------- helm ---------- */
#helm{left:236px;bottom:16px;width:238px}
#rudderGauge{display:block;width:100%;height:auto;margin:4px 0 0}
.helm-read{display:flex;justify-content:space-around;padding:0 12px 4px;text-align:center}
.helm-read .kv{flex-direction:column;align-items:center;gap:1px}
.helm-read .kv b{font-size:19px}
.thrusters{border-top:1px solid var(--line);padding:7px 12px 10px;display:grid;gap:7px}
.thr{display:grid;grid-template-columns:1fr 26px;grid-template-rows:auto auto;align-items:center;gap:2px 6px}
.thr label{grid-column:span 2;font-size:8.5px;letter-spacing:.15em;color:var(--ink-dim)}
.thr .bar{position:relative;height:7px;background:rgba(255,255,255,.06);overflow:hidden}
.thr .bar .mid{position:absolute;left:50%;top:-1px;bottom:-1px;width:1px;background:rgba(255,255,255,.28)}
.thr .bar i{position:absolute;top:0;bottom:0;width:0;transition:width .22s,left .22s}
.thr .bar .pos{left:50%;background:linear-gradient(90deg,var(--mint-soft),var(--mint))}
.thr .bar .neg{right:50%;background:linear-gradient(270deg,var(--cyan),rgba(122,215,255,.5))}
.thr .val{font-family:var(--mono);font-size:11px;text-align:right}

/* ---------- nav ---------- */
#nav{right:16px;top:76px;width:268px}
.nav-glance{display:flex;align-items:center;gap:6px;padding:6px 8px 2px}
#headingDial{width:126px;height:126px;flex:0 0 auto}
.glance-right{flex:1;display:grid;gap:4px}
.glance-right .big{display:flex;flex-direction:column;align-items:flex-end}
.glance-right .big b{font-family:var(--mono);font-size:26px;line-height:1;font-weight:600;font-variant-numeric:tabular-nums}
.glance-right .big small{font-size:8.5px;letter-spacing:.14em;color:var(--ink-dim);margin-top:3px}
.glance-right .big.dim b{font-size:18px;color:var(--ink-dim)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:3px 8px;padding:7px 12px 8px;border-top:1px solid var(--line)}
.grid2 .kv b{font-size:14px}
.grid2 .kv.tall{grid-column:span 2}
.approach{border-top:1px solid var(--line);padding:7px 12px 9px;display:grid;gap:3px}
.ap-row{display:flex;align-items:baseline;gap:4px;font-family:var(--mono)}
.ap-row label{flex:1;font-family:var(--ui);font-size:8.5px;letter-spacing:.13em;color:var(--ink-dim)}
.ap-row b{font-size:15px}
.ap-row small{font-size:8.5px;color:var(--ink-dim)}
.spot{
  margin-top:6px;text-align:center;font-size:9px;letter-spacing:.22em;
  padding:4px;border:1px solid rgba(111,240,192,.3);color:var(--mint);
  background:rgba(111,240,192,.07);
}
.spot.warn{color:var(--amber);border-color:rgba(255,179,71,.4);background:rgba(255,179,71,.08)}
.spot.bad{color:var(--red);border-color:rgba(255,95,95,.45);background:rgba(255,95,95,.09)}

/* ---------- docking aid ---------- */
#docking{right:16px;bottom:16px;width:300px}
#dkCanvas{display:block;width:100%;height:auto;background:
  radial-gradient(120% 90% at 50% 0%,rgba(20,48,52,.5),rgba(2,7,9,.2));
  border-bottom:1px solid var(--line)}
.dk-read{display:grid;grid-template-columns:1fr 1fr;gap:3px 8px;padding:7px 12px 9px}
.dk-read .kv b{font-size:14px}

/* ---------- log ---------- */
#logPanel{left:50%;bottom:16px;transform:translateX(-50%);width:min(620px,46vw)}
#log{list-style:none;margin:0;padding:6px 12px 9px;height:104px;overflow:hidden;
  display:flex;flex-direction:column;justify-content:flex-end;gap:2px;
  mask-image:linear-gradient(180deg,transparent,#000 26%,#000)}
#log li{font-family:var(--mono);font-size:10.5px;line-height:1.5;letter-spacing:.02em;
  display:flex;gap:7px;opacity:.62;transition:opacity .5s}
#log li:last-child{opacity:1}
#log li .who{color:var(--mint);flex:0 0 78px;letter-spacing:.05em;opacity:.85}
#log li .msg{flex:1;color:#cfeee6}
#log li .msg i{font-style:normal;color:var(--ink-dim);font-size:9.5px;margin-left:6px;letter-spacing:.05em}
#log li.sys .who{color:var(--amber)}
#log li.sys .msg{color:var(--amber)}
#log li.alert .who{color:var(--red)}
#log li.alert .msg{color:#ffd3d3}

/* ---------- prompts / toast ---------- */
#prompt{
  position:fixed;left:50%;bottom:184px;transform:translateX(-50%);
  font-size:11px;letter-spacing:.16em;color:var(--ink);text-align:center;
  padding:6px 16px;background:rgba(4,10,12,.72);border:1px solid var(--line-2);
  opacity:0;transition:opacity .3s;white-space:nowrap;
}
#prompt.on{opacity:1}
#toast{
  position:fixed;left:50%;top:120px;transform:translateX(-50%);
  font-size:12px;letter-spacing:.2em;padding:8px 22px;
  background:rgba(4,10,12,.8);border-left:2px solid var(--mint);
  opacity:0;transition:opacity .35s;white-space:nowrap;
}
#toast.on{opacity:1}

/* ---------- key hint bar ---------- */
#keys{
  position:fixed;left:50%;transform:translateX(-50%);bottom:1px;
  display:flex;gap:13px;font-size:8.5px;letter-spacing:.08em;color:rgba(190,215,210,.40);
  white-space:nowrap;transition:opacity 1.2s;
}
#keys span{display:flex;align-items:center;gap:2px}

/* ============================================================
   overlays
   ============================================================ */
#loading{position:fixed;inset:0;z-index:100;background:#04080a;display:grid;place-items:center;
  transition:opacity 1.1s ease}
.ld-inner{text-align:center;width:340px}
.ld-mark{font-size:9px;letter-spacing:.62em;color:var(--mint);opacity:.8;margin-bottom:14px}
.ld-title{font-size:44px;letter-spacing:.3em;font-weight:300;margin-bottom:26px;
  background:linear-gradient(180deg,#fff,#7fbfae);-webkit-background-clip:text;background-clip:text;color:transparent}
.ld-bar{height:1px;background:rgba(255,255,255,.1);position:relative;overflow:hidden}
.ld-bar i{position:absolute;inset:0;width:0%;background:linear-gradient(90deg,transparent,var(--mint),transparent);
  transition:width .4s ease}
.ld-msg{margin-top:12px;font-family:var(--mono);font-size:10px;letter-spacing:.15em;color:var(--ink-dim)}

#titlecard{position:fixed;inset:0;z-index:60;display:grid;place-content:center;text-align:center;
  transition:opacity 1.4s ease;pointer-events:none}
#titlecard::before{content:"";position:absolute;inset:0;
  background:radial-gradient(60% 60% at 50% 50%,transparent,rgba(0,0,0,.55))}
.tc-sup{font-size:9.5px;letter-spacing:.55em;color:var(--mint);opacity:.85;margin-bottom:14px;
  position:relative;animation:fadeUp 1.6s ease both}
.tc-main{font-family:var(--ui);font-size:clamp(48px,7vw,104px);font-weight:200;letter-spacing:.22em;
  line-height:1;position:relative;animation:fadeUp 1.8s .2s ease both;
  text-shadow:0 6px 60px rgba(0,0,0,.9)}
.tc-main b{font-weight:600;color:var(--mint)}
.tc-sub{margin-top:18px;font-size:10px;letter-spacing:.34em;color:rgba(220,240,235,.6);position:relative;
  animation:fadeUp 1.8s .45s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

#help{position:fixed;inset:0;z-index:70;background:rgba(2,6,8,.88);backdrop-filter:blur(16px);
  display:grid;place-content:center;gap:26px;padding:6vh 6vw;transition:opacity .3s}
#help h2{font-size:13px;letter-spacing:.34em;font-weight:400;color:var(--mint);margin:0;text-align:center}
.help-cols{display:grid;grid-template-columns:repeat(3,minmax(260px,1fr));gap:48px;max-width:1260px}
.help-cols h3{font-size:9.5px;letter-spacing:.26em;color:var(--amber);font-weight:500;margin:0 0 8px;
  padding-bottom:5px;border-bottom:1px solid rgba(255,179,71,.2)}
.help-cols p{margin:0 0 5px;font-size:13.5px;line-height:1.55;color:var(--ink)}
.help-cols p.sub{font-size:11.5px;color:var(--ink-dim);margin-bottom:18px;line-height:1.65;max-width:330px}
.help-foot{text-align:center;font-size:10px;letter-spacing:.22em;color:var(--ink-dim)}

#endcard{position:fixed;inset:0;z-index:65;display:grid;place-content:center;text-align:center;gap:6px;
  background:radial-gradient(60% 70% at 50% 45%,rgba(4,12,14,.55),rgba(0,0,0,.86));transition:opacity 1s}
.ec-grade{font-size:120px;line-height:.9;font-weight:200;color:var(--mint);
  text-shadow:0 0 70px rgba(111,240,192,.45);animation:fadeUp 1.2s ease both}
.ec-title{font-size:18px;letter-spacing:.5em;margin-top:8px;animation:fadeUp 1.2s .2s ease both}
.ec-sub{font-size:10.5px;letter-spacing:.2em;color:var(--ink-dim);margin-bottom:22px;animation:fadeUp 1.2s .3s ease both}
.ec-stats{list-style:none;margin:0 auto;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 40px;
  text-align:left;font-family:var(--mono);font-size:12px;animation:fadeUp 1.2s .45s ease both}
.ec-stats li{display:flex;justify-content:space-between;gap:24px;padding:4px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.ec-stats li span{color:var(--ink-dim);font-family:var(--ui);font-size:9.5px;letter-spacing:.16em}
.ec-stats li b{font-weight:500}
.ec-foot{margin-top:26px;font-size:10px;letter-spacing:.24em;color:var(--ink-dim);animation:fadeUp 1.2s .6s ease both}

#pause{position:fixed;inset:0;z-index:68;display:grid;place-content:center;text-align:center;gap:10px;
  background:rgba(0,0,0,.5);backdrop-filter:blur(3px)}
#pause div{font-size:22px;letter-spacing:.6em}
#pause small{font-size:10px;letter-spacing:.2em;color:var(--ink-dim)}

@media (max-aspect-ratio:16/10){
  #keys{display:none}
  .tb-left .ship-sub{display:none}
}

/* ============================================================
   start menu
   ============================================================ */
#menu{position:fixed;inset:0;z-index:80;display:grid;place-items:center;
  background:radial-gradient(70% 70% at 50% 45%,rgba(2,8,10,.42),rgba(0,0,0,.86));
  backdrop-filter:blur(2px);transition:opacity .8s}
.mn-panel{text-align:center;max-width:760px;padding:0 24px;animation:fadeUp 1.2s ease both}
.mn-sup{font-size:9.5px;letter-spacing:.55em;color:var(--mint);opacity:.85;margin-bottom:16px}
.mn-title{font-size:clamp(52px,7.2vw,96px);font-weight:200;letter-spacing:.22em;line-height:1;
  text-shadow:0 8px 80px rgba(0,0,0,.9)}
.mn-title b{font-weight:600;color:var(--mint)}
.mn-sub{margin-top:16px;font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;color:rgba(220,240,235,.55)}
.mn-btns{margin-top:38px;display:grid;gap:12px}
.mn-btn{position:relative;display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;
  align-items:center;text-align:left;gap:2px 14px;padding:16px 20px;cursor:pointer;
  background:linear-gradient(100deg,rgba(10,26,30,.72),rgba(4,12,14,.6));
  border:1px solid var(--line-2);color:var(--ink);font-family:var(--ui);
  transition:background .18s,border-color .18s,transform .18s}
.mn-btn:hover{background:linear-gradient(100deg,rgba(16,44,44,.85),rgba(6,18,20,.72));
  border-color:rgba(111,240,192,.6);transform:translateX(3px)}
.mn-btn .mn-k{grid-row:1/3;display:grid;place-items:center;width:36px;height:36px;
  border:1px solid var(--line-2);border-radius:50%;font-family:var(--mono);font-size:14px;color:var(--mint)}
.mn-btn b{font-size:16px;letter-spacing:.18em;font-weight:500}
.mn-btn em{font-style:normal;font-size:10.5px;letter-spacing:.06em;color:var(--ink-dim);line-height:1.5}
.mn-btn.primary{border-color:rgba(111,240,192,.42);box-shadow:0 0 34px rgba(111,240,192,.10) inset}
.mn-foot{margin-top:30px;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 18px;
  font-size:9.5px;letter-spacing:.08em;color:rgba(190,215,210,.45)}
.mn-foot span{display:flex;align-items:center;gap:3px}
/* pointer control over the bridge console — always live */
#hud section{outline:1px solid rgba(111,240,192,.10);outline-offset:-1px;transition:outline-color .2s}
#hud section:hover{outline-color:rgba(111,240,192,.22)}
#eotLadder li{cursor:pointer}
#eotLadder li:hover{background:rgba(111,240,192,.14);color:var(--ink)}
.thr .bar{cursor:ew-resize}
.thr .bar:hover{background:rgba(111,240,192,.16)}
#rudderGauge{cursor:ew-resize}
#rudderGauge:hover{filter:brightness(1.15)}

/* menu quality row */
.mn-q{margin-top:22px;display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:10px;letter-spacing:.18em;color:var(--ink-dim)}
.mn-q button{font-family:var(--ui);font-size:11px;letter-spacing:.14em;padding:5px 16px;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid var(--line-2);color:var(--ink-dim);transition:.15s}
.mn-q button:hover{border-color:rgba(111,240,192,.5);color:var(--ink)}
.mn-q button.on{background:rgba(111,240,192,.14);border-color:var(--mint);color:var(--mint)}

/* velocity vector readout */
.motion{display:flex;align-items:center;gap:5px;margin-top:3px;font-family:var(--ui);
  font-size:9px;letter-spacing:.16em;color:var(--mint)}
.motion .arr{font-family:var(--mono);font-size:12px;display:inline-block;transition:transform .12s linear}
.motion b{font-family:var(--mono);font-size:10px;font-weight:500;letter-spacing:.05em}
.motion.astern{color:var(--red)}
.motion.drift{color:var(--amber)}
.glance-right .big b.neg{color:var(--red)}

/* ===================== menu: two columns + leaderboard ===================== */
#menu{display:flex;align-items:center;justify-content:center;gap:26px;flex-wrap:wrap;padding:24px}
#menu .mn-panel{max-width:600px;flex:0 1 600px}
.mn-board{flex:0 1 380px;max-width:380px;background:rgba(6,14,13,.74);border:1px solid rgba(111,240,192,.16);
  border-radius:3px;padding:16px 18px 14px;backdrop-filter:blur(6px);align-self:center}
.bd-head{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--ui);
  font-size:10px;letter-spacing:.26em;color:var(--mint-dim);margin-bottom:10px}
.bd-head small{font-size:9px;letter-spacing:.1em;color:var(--dim);font-family:var(--mono)}
.bd-tabs{display:flex;gap:6px;margin-bottom:10px}
.bd-tabs button{flex:1;background:transparent;border:1px solid rgba(111,240,192,.2);color:var(--mint-dim);
  font-family:var(--ui);font-size:11px;letter-spacing:.14em;padding:5px 0;border-radius:2px;cursor:pointer;transition:.15s}
.bd-tabs button:hover{border-color:rgba(111,240,192,.5);color:var(--mint)}
.bd-tabs button.on{background:rgba(111,240,192,.14);border-color:var(--mint);color:var(--mint)}
.bd-list{list-style:none;margin:0;padding:0;font-family:var(--mono);font-size:11px;max-height:270px;overflow:auto}
.bd-list li{display:grid;grid-template-columns:26px 1fr auto auto;gap:8px;align-items:baseline;
  padding:5px 0;border-bottom:1px solid rgba(111,240,192,.07);color:var(--dim)}
.bd-list li b{color:var(--txt);font-weight:500;font-family:var(--ui);letter-spacing:.04em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bd-list li i{font-style:normal;color:var(--mint);font-size:10px}
.bd-list li.eq{color:var(--mint)}
.bd-list li.me b{color:var(--amber)}
.bd-list .bd-empty{display:block;color:var(--dim);font-family:var(--ui);font-size:11px;padding:16px 0;text-align:center;border:0}
.ec-rank{margin-top:14px;font-family:var(--ui);font-size:12px;letter-spacing:.16em;color:var(--mint)}

/* ===================== esc menu ===================== */
#escmenu{position:fixed;inset:0;z-index:60;display:flex;align-items:center;justify-content:center;
  background:rgba(3,7,7,.72);backdrop-filter:blur(7px)}
#escmenu.hidden{display:none}
.em-panel{width:390px;background:rgba(6,14,13,.9);border:1px solid rgba(111,240,192,.22);
  border-radius:3px;padding:22px 24px 18px;box-shadow:0 24px 80px rgba(0,0,0,.6)}
.em-head{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}
.em-head span{font-family:var(--ui);font-size:11px;letter-spacing:.34em;color:var(--mint)}
.em-head small{font-family:var(--mono);font-size:9px;letter-spacing:.12em;color:var(--dim)}
.em-btn{display:flex;justify-content:space-between;align-items:center;width:100%;margin-bottom:7px;
  background:transparent;border:1px solid rgba(111,240,192,.18);color:var(--txt);border-radius:2px;
  padding:10px 13px;font-family:var(--ui);font-size:13px;letter-spacing:.08em;cursor:pointer;transition:.14s}
.em-btn:hover{background:rgba(111,240,192,.1);border-color:rgba(111,240,192,.5)}
.em-btn.primary{border-color:rgba(111,240,192,.55);color:var(--mint)}
.em-btn b{font-family:var(--mono);font-weight:500;color:var(--mint);font-size:12px}
.em-btn kbd{opacity:.6}
.em-hint{margin-top:10px;font-family:var(--ui);font-size:10px;letter-spacing:.06em;color:var(--dim);line-height:1.5}

/* name input in the menu */
.mn-q input{background:rgba(0,0,0,.35);border:1px solid rgba(111,240,192,.22);color:var(--txt);
  font-family:var(--mono);font-size:12px;letter-spacing:.12em;padding:5px 9px;border-radius:2px;width:130px;outline:none}
.mn-q input:focus{border-color:var(--mint)}

/* two-column menu tuning (overrides the single-column defaults above) */
#menu{display:flex;align-items:center;justify-content:center;gap:32px;flex-wrap:wrap;padding:24px}
#menu .mn-panel{max-width:680px;flex:0 1 680px}
#menu .mn-title{font-size:clamp(44px,5.2vw,74px);letter-spacing:.18em}
#menu .mn-board{flex:0 0 400px;max-width:400px;align-self:center}
#menu .mn-foot{flex-wrap:wrap;justify-content:center;gap:6px 14px}
@media (max-width:1180px){
  #menu .mn-panel{flex:1 1 100%;max-width:640px}
  #menu .mn-board{flex:1 1 100%;max-width:640px;margin-top:6px}
}