:root{--bg:#0d1117;--panel:#141a22;--panel2:#1b232d;--line:#2a3544;--text:#e6edf3;--soft:#aab6c4;--muted:#7d8a99;--accent:#34c6b4;--warm:#f0a03c;--vac:#9aa7b5;--blue:#5aa2ff;--purple:#b48cff}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:14px/1.45 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-text-size-adjust:100%}
body{overflow-x:hidden}
#app{display:grid;grid-template-columns:minmax(0,1fr) 420px;height:100vh;height:100dvh}
#stage{position:relative;min-width:0;background:#9fb7cf;overflow:hidden}
#c{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;outline:none}
#hud{position:absolute;left:8px;top:8px;display:grid;grid-template-columns:repeat(3,auto);gap:4px;pointer-events:none}
.hc{background:rgba(10,16,24,.72);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:3px 8px;min-width:76px;backdrop-filter:blur(4px)}
.hc b{display:block;font-size:10px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.hc i{font:600 15px 'JetBrains Mono',ui-monospace,Consolas,monospace;font-style:normal;color:#fff}
.hc u{text-decoration:none;color:var(--muted);font-size:11px;margin-left:3px}
#note{position:absolute;right:8px;top:8px;max-width:34%;font-size:11px;color:#dfe8f1;background:rgba(10,16,24,.55);padding:4px 8px;border-radius:8px;pointer-events:none}
#bar{position:absolute;left:8px;right:8px;bottom:8px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
button,select{font:inherit;color:var(--text);background:rgba(20,28,38,.88);border:1px solid var(--line);border-radius:8px;padding:7px 11px;cursor:pointer;min-height:36px}
button:hover,select:hover{border-color:var(--accent)}
button.primary{background:var(--accent);color:#04201c;font-weight:700;border-color:var(--accent)}
button.tog.on,.seg button.on,.tabs button.on{background:var(--accent);color:#04201c;border-color:var(--accent);font-weight:600}
.seg{display:inline-flex;gap:0}
.seg button{border-radius:0;margin-left:-1px}
.seg button:first-child{border-radius:8px 0 0 8px;margin-left:0}
.seg button:last-child{border-radius:0 8px 8px 0}
#loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0d1117;color:var(--soft);transition:opacity .4s}
#loading.off{opacity:0;pointer-events:none}
#panel{background:var(--panel);border-left:1px solid var(--line);overflow-y:auto;padding:12px 14px 40px;min-width:0}
h1{font-size:17px;margin:0 0 10px;line-height:1.25}
h1 small{display:block;font-weight:400;color:var(--muted);font-size:12px;margin-top:2px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:10px}
.cell{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:5px 7px;min-width:0}
.cell b{display:block;font-size:10px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell i{font:600 14px 'JetBrains Mono',ui-monospace,Consolas,monospace;font-style:normal;word-break:break-all}
.cell u{text-decoration:none;color:var(--muted);font-size:10px;margin-left:2px}
.tabs{display:flex;gap:4px;margin:6px 0 10px;flex-wrap:wrap}
.tabs button{flex:1;padding:6px 4px;background:var(--panel2)}
.tab{display:none}.tab.on{display:block}
.presets{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:10px}
.presets button{padding:5px 9px;font-size:12px;min-height:32px;background:var(--panel2)}
.sect{margin:12px 0 4px;color:var(--warm);font-size:11px;text-transform:uppercase;letter-spacing:.08em;font-weight:700}
.row{display:grid;grid-template-columns:118px 1fr 74px;gap:8px;align-items:center;margin:3px 0}
.row label{color:var(--soft);font-size:12.5px}
.row output{font:12px 'JetBrains Mono',ui-monospace,Consolas,monospace;text-align:right;color:#fff}
.row.sel{grid-template-columns:118px 1fr}
.row select{width:100%}
input[type=range]{width:100%;accent-color:var(--accent);height:26px;margin:0}
.chk{display:flex;gap:14px;flex-wrap:wrap;margin:6px 0}
.chk label{display:flex;gap:6px;align-items:center;color:var(--soft);font-size:12.5px}
canvas#plot,canvas#plot2{width:100%;display:block;background:#0f151d;border:1px solid var(--line);border-radius:8px;margin:8px 0}
.hint{color:var(--muted);font-size:12px;margin:0 0 6px}
.q{font-size:13px;color:var(--soft)}
.tbl{width:100%;border-collapse:collapse;font-size:12.5px;margin-top:6px}
.tbl td{padding:4px 6px;border-bottom:1px solid var(--line)}
.tbl td:last-child{text-align:right;font-family:'JetBrains Mono',ui-monospace,Consolas,monospace;white-space:nowrap}
.tbl tr.hl td{color:var(--accent)}
details{background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin:6px 0}
summary{cursor:pointer;font-weight:600}
details p{color:var(--soft);font-size:13px;margin:6px 0}
pre{background:#0d1117;border:1px solid var(--line);border-radius:6px;padding:8px;overflow-x:auto;font:12px/1.5 'JetBrains Mono',ui-monospace,Consolas,monospace;color:#cfe}
.embed #panel h1{display:none}
@media (max-width:820px){
  html,body{height:auto}
  #app{display:block;height:auto}
  #stage{height:60vh;height:60dvh}
  #panel{border-left:0;border-top:1px solid var(--line);overflow:visible}
  .grid{grid-template-columns:repeat(2,1fr)}
  #hud{grid-template-columns:repeat(3,auto)}
  .hc{min-width:0;padding:2px 6px}.hc i{font-size:13px}
  #note{display:none}
  #bar button,#bar select{padding:6px 8px;font-size:12.5px}
  .row{grid-template-columns:100px 1fr 66px}
}
.embed #app{height:100vh;height:100dvh}
@media (max-width:820px){.embed #app{height:auto}}