:root{
  --bg:#080b10; --bg2:#0c1118; --panel:#0f151d; --panel2:#131b25; --line:#1c2734; --line2:#26364a;
  --text:#d6e0ec; --dim:#7a8ca3; --faint:#4a5b70;
  --amber:#ffb347; --amber-d:#b97a1c; --cyan:#58d0ff; --green:#45e0a0; --red:#ff5d6c; --violet:#a58bff; --gray:#8a97a8;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Inter","Segoe UI",Roboto,sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--text);font:13px/1.45 var(--sans);-webkit-font-smoothing:antialiased}
body{min-height:100vh;background:radial-gradient(1200px 500px at 20% -10%,#121c2a 0,transparent 60%),var(--bg)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
h2{margin:0;font:600 11px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
button,select,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* top bar */
.topbar{display:flex;align-items:center;gap:22px;padding:10px 20px;border-bottom:1px solid var(--line);background:linear-gradient(#0d131b,#0a0f15);position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:center;gap:10px;color:var(--amber)}
.brand-mark{width:26px;height:26px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font:700 13px var(--mono);letter-spacing:.18em;color:var(--text)}
.brand-text span{font-size:11px;color:var(--faint)}
.run-pick{display:flex;align-items:center;gap:8px}
.run-pick label,.field label{font:600 10px var(--sans);letter-spacing:.16em;color:var(--faint)}
select,input[type=number]{background:var(--panel2);border:1px solid var(--line2);border-radius:6px;padding:6px 8px;font-family:var(--mono);font-size:12px;min-width:0}
select:hover,input[type=number]:hover{border-color:#37506d}
#runSelect{min-width:210px;max-width:300px}
.badge{font:700 10px var(--mono);letter-spacing:.14em;padding:4px 8px;border-radius:4px;border:1px solid var(--line2);color:var(--dim);white-space:nowrap}
.badge-live{color:#04140d;background:var(--green);border-color:var(--green);box-shadow:0 0 14px #45e0a055;animation:pulse 1.6s ease-in-out infinite}
.badge-done{color:var(--cyan);border-color:#1f5a73}
.badge-idle{color:var(--amber);border-color:#6b4a14}
@keyframes pulse{50%{box-shadow:0 0 2px #45e0a000;opacity:.82}}
.progress{display:flex;align-items:center;gap:10px;flex:1;min-width:120px;max-width:380px}
.progress-bar{flex:1;height:6px;border-radius:3px;background:var(--panel2);border:1px solid var(--line);overflow:hidden}
.progress-bar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--amber-d),var(--amber));transition:width .6s ease}
.progress span{font-size:11px;color:var(--dim);white-space:nowrap}
.conn{margin-left:auto;display:flex;align-items:center;gap:7px;font:11px var(--mono);color:var(--dim);white-space:nowrap}
.dot{width:7px;height:7px;border-radius:50%;background:var(--faint)}
.conn.ok .dot{background:var(--green);box-shadow:0 0 8px var(--green)}
.conn.bad .dot{background:var(--red);box-shadow:0 0 8px var(--red)}
.conn.fx .dot{background:var(--violet);box-shadow:0 0 8px var(--violet)}

.banner{margin:12px 20px 0;padding:10px 14px;border:1px solid #6b2430;background:#2a1118;color:#ffb3bb;border-radius:8px;font:12px var(--mono)}
.banner.info{border-color:var(--line2);background:var(--panel);color:var(--dim)}

/* layout */
.grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(360px,1fr);gap:16px;padding:16px 20px 28px;align-items:start;max-width:1700px;margin:0 auto}
.side{display:flex;flex-direction:column;gap:16px;min-width:0}
.card{background:linear-gradient(var(--panel),#0c1219);border:1px solid var(--line);border-radius:10px;padding:14px;min-width:0}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{font:11px var(--mono);padding:3px 8px;border-radius:4px;background:var(--panel2);border:1px solid var(--line);color:var(--dim)}
.chip b{color:var(--amber);font-weight:600}
.chip-ghost{color:var(--violet);border-color:#3b3366}

/* stage */
.stage{position:relative;border-radius:8px;overflow:hidden;border:1px solid var(--line);background:#05080c;aspect-ratio:16/10;max-height:calc(100vh - 250px);min-height:300px;width:100%}
#view{position:absolute;inset:0;width:100%;height:100%;display:block}
.hud{position:absolute;left:10px;top:8px;font-size:11px;color:#7f93ab;pointer-events:none;text-shadow:0 1px 2px #000}
.legend-hud{position:absolute;right:10px;top:8px;font-size:11px;color:#7f93ab;pointer-events:none}
.sw{display:inline-block;width:14px;height:3px;margin:0 5px 2px 8px;vertical-align:middle;border-radius:2px}
.sw-rocket{background:var(--amber)}.sw-ghost{background:var(--violet)}
.overlay{position:absolute;inset:0;display:grid;place-items:center;background:#05080ccc;backdrop-filter:blur(2px)}
.overlay-box{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;max-width:420px;padding:20px}
.overlay-box b{font:600 14px var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--text)}
.overlay-box span{color:var(--dim);font-size:12px}
.spinner{width:22px;height:22px;border-radius:50%;border:2px solid var(--line2);border-top-color:var(--amber);animation:spin 1s linear infinite}
.overlay.err .spinner{display:none}.overlay.err b{color:var(--red)}
@keyframes spin{to{transform:rotate(360deg)}}
.outcome{position:absolute;left:50%;top:34px;white-space:nowrap;transform:translateX(-50%);padding:10px 22px;border-radius:8px;text-align:center;display:flex;flex-direction:column;gap:2px;backdrop-filter:blur(6px);animation:rise .35s ease-out both;border:1px solid}
.outcome b{font:700 18px var(--mono);letter-spacing:.2em}
.outcome span{font-size:11px;opacity:.85}
.outcome.landed{color:var(--green);background:#0a2a1fcc;border-color:#1f7a57}
.outcome.crashed,.outcome.out_of_bounds{color:var(--red);background:#2e0f16cc;border-color:#80303c}
.outcome.timeout{color:var(--amber);background:#2b2009cc;border-color:#7a5a18}
@keyframes rise{from{opacity:0;transform:translate(-50%,-8px)}}

/* controls */
.controls{margin-top:12px;display:flex;flex-direction:column;gap:10px}
.row{display:flex;align-items:center;gap:10px}.row.wrap{flex-wrap:wrap;gap:10px 14px}
.btn{background:var(--panel2);border:1px solid var(--line2);border-radius:6px;padding:6px 12px;cursor:pointer;font-size:12px;white-space:nowrap}
.btn:hover{border-color:#44628a;background:#18222f}.btn:active{transform:translateY(1px)}
.btn.icon{width:38px;padding:6px 0;font-size:10px;letter-spacing:-1px;text-align:center}
#btnPlay{background:var(--amber);border-color:var(--amber);color:#1b1204;font-size:14px;letter-spacing:0;width:44px}
#btnPlay:hover{background:#ffc46b}
.time{font-size:11px;color:var(--dim);min-width:112px;text-align:right}
input[type=range]{-webkit-appearance:none;appearance:none;flex:1;height:22px;background:transparent;min-width:80px;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:2px;background:linear-gradient(90deg,var(--amber) var(--fill,0%),var(--line2) var(--fill,0%))}
input[type=range]::-moz-range-track{height:4px;border-radius:2px;background:var(--line2)}
input[type=range]::-moz-range-progress{height:4px;background:var(--amber);border-radius:2px}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--amber);margin-top:-5px;box-shadow:0 0 8px #ffb34780}
input[type=range]::-moz-range-thumb{width:10px;height:10px;border-radius:50%;background:#fff;border:2px solid var(--amber)}
.seg{display:flex;border:1px solid var(--line2);border-radius:6px;overflow:hidden}
.seg button{background:var(--panel2);border:0;border-right:1px solid var(--line2);padding:6px 9px;font:11px var(--mono);cursor:pointer;color:var(--dim)}
.seg button:last-child{border-right:0}.seg button:hover{color:var(--text)}
.seg button.on{background:#2a2112;color:var(--amber)}
.field{display:flex;align-items:center;gap:7px}
#seedInput{width:84px}#ckptSelect{max-width:190px}
.toggle{display:flex;align-items:center;gap:8px;cursor:pointer;color:var(--dim);font-size:12px;user-select:none}
.toggle input{position:absolute;opacity:0;pointer-events:none}
.toggle .track{width:32px;height:18px;border-radius:9px;background:var(--panel2);border:1px solid var(--line2);position:relative;transition:.2s}
.toggle .track i{position:absolute;left:2px;top:2px;width:12px;height:12px;border-radius:50%;background:var(--faint);transition:.2s}
.toggle input:checked+.track{background:#2a2350;border-color:var(--violet)}
.toggle input:checked+.track i{left:16px;background:var(--violet)}
.toggle input:checked~*,.toggle:has(input:checked){color:var(--text)}
.toggle input:focus-visible+.track{outline:2px solid var(--cyan);outline-offset:2px}

/* telemetry */
.action-chip{font-size:11px;padding:3px 10px;border-radius:4px;border:1px solid var(--line2);color:var(--dim);letter-spacing:.14em;min-width:76px;text-align:center}
.action-chip.a1{color:#1b1204;background:var(--amber);border-color:var(--amber)}
.action-chip.a2,.action-chip.a3{color:#04202b;background:var(--cyan);border-color:var(--cyan)}
.tele-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.cell{background:var(--bg2);border:1px solid var(--line);border-radius:6px;padding:8px 10px 9px;position:relative;overflow:hidden}
.cell .lbl,.lbl{display:block;font:600 9.5px var(--sans);letter-spacing:.16em;color:var(--faint);text-transform:uppercase}
.cell .v{font:500 18px/1.25 var(--mono);font-variant-numeric:tabular-nums;white-space:nowrap}
.cell .u{font-size:10px;color:var(--faint);margin-left:3px}
.cell .lim{font:10px var(--mono);color:var(--faint);margin-top:1px}
.cell .meter{height:3px;border-radius:2px;background:var(--line);margin-top:6px;position:relative}
.cell .meter i{position:absolute;left:0;top:0;bottom:0;border-radius:2px;background:var(--green);width:0}
.cell.ok{border-color:#1b3b30}.cell.ok .v{color:var(--green)}
.cell.bad{border-color:#5a2530}.cell.bad .v{color:var(--red)}.cell.bad .meter i{background:var(--red)}
.fuel{display:flex;align-items:center;gap:10px;margin:12px 0 0}
.fuel .lbl{width:34px}
.fuel-bar{flex:1;height:10px;border-radius:5px;background:var(--bg2);border:1px solid var(--line);overflow:hidden}
.fuel-bar i{display:block;height:100%;width:100%;background:linear-gradient(90deg,#b97a1c,#ffb347);border-radius:4px}
.fuel-bar i.low{background:linear-gradient(90deg,#9c2433,var(--red))}
.fuel .val{width:48px;text-align:right;font-size:12px}
.rew{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line2)}
.rew b{display:block;font:500 15px var(--mono);margin-top:2px;white-space:nowrap}
#outVal.landed{color:var(--green)}#outVal.crashed,#outVal.out_of_bounds{color:var(--red)}#outVal.timeout{color:var(--amber)}

/* training */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-bottom:12px}
.stats div{background:var(--bg2);padding:7px 9px;min-width:0}
.stats b{display:block;font:500 14px var(--mono);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chart-block{margin-top:10px;min-width:0}
.chart-title{display:flex;justify-content:space-between;align-items:center;font:600 10px var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:4px}
.legend{display:flex;gap:10px;letter-spacing:.02em;text-transform:none;font:10.5px var(--mono);flex-wrap:wrap;justify-content:flex-end}
.legend i{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:4px}
.chart{display:block;width:100%;height:150px;background:var(--bg2);border:1px solid var(--line);border-radius:6px}
.chart-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}

@media (max-width:1100px){.topbar{gap:14px;flex-wrap:wrap}.progress{max-width:none;flex:1 1 100%;order:3}.conn{margin-left:0}}
@media (max-width:960px){
  .grid{grid-template-columns:1fr}
  .stage{max-height:60vh}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* static (recorded) demo mode */
.tpbar{display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center;margin:0 0 10px;padding:8px 12px;border:1px solid #3b3366;background:#17142b;color:#c9bcff;border-radius:8px;font-size:12px}
.tpbar b{color:var(--amber)}
.tpbar .tpstop{margin-left:auto;background:none;border:1px solid #3b3366;color:#c9bcff;border-radius:5px;padding:2px 10px;cursor:pointer;font:11px var(--mono)}
.staticnote{margin:0 0 10px;font-size:12px;line-height:1.45;color:var(--dim)}
.btn-tp{border-color:#3b3366;color:#c9bcff}
#seedSelect{max-width:110px}