:root{
  --bg:#08090c;--elev:#101218;--surf:#151820;--surf2:#1b1f2a;--fg:#eef0f4;--mu:#8b92a3;--fa:#5c6475;
  --bd:#2a3040;--bds:#3a4256;--ac:#5eead4;--acfg:#041412;--play:#34d399;--danger:#f87171;
  --kick:#5eead4;--snare:#7dd3fc;--hat:#a5b4fc;--perc:#fcd34d;--beat:#232836;
  --r:.75rem;--font:system-ui,-apple-system,Segoe UI,sans-serif;--mono:ui-monospace,SF Mono,Menlo,monospace;
}
*{box-sizing:border-box}
html{color-scheme:dark}
body{margin:0;min-height:100dvh;background:var(--bg);color:var(--fg);font-family:var(--font);line-height:1.5;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.5}
.glow{pointer-events:none;position:fixed;inset:0;z-index:-1;background:
  radial-gradient(900px 420px at 12% -8%,rgba(94,234,212,.08),transparent 55%),
  radial-gradient(700px 360px at 92% 0%,rgba(125,211,252,.06),transparent 50%),
  linear-gradient(180deg,#0a0c10 0%,var(--bg) 40%)}
.topnav{position:sticky;top:0;z-index:30;border-bottom:1px solid color-mix(in oklab,var(--bd) 80%,transparent);background:color-mix(in oklab,var(--bg) 85%,transparent);backdrop-filter:blur(12px)}
.topnav-in{max-width:72rem;margin:0 auto;padding:.65rem 1rem;display:flex;align-items:center;justify-content:space-between;gap:.75rem}
.brand{font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mu);margin:0}
.tabs{display:inline-flex;border:1px solid var(--bd);background:var(--surf);border-radius:999px;padding:2px}
.tab{border:0;background:transparent;color:var(--mu);padding:.45rem 1rem;border-radius:999px;font-size:.75rem;font-weight:600}
.tab.on{background:var(--ac);color:var(--acfg)}
.app{max-width:72rem;margin:0 auto;padding:1.25rem 1rem 3rem}
@media(min-width:640px){.app{padding:2rem 1.25rem 3rem}}
.eyebrow{font-size:.7rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--mu);margin:0 0 .25rem}
h1{font-size:1.6rem;font-weight:650;letter-spacing:-.02em;margin:0}
@media(min-width:640px){h1{font-size:1.85rem}}
.sub{color:var(--mu);font-size:.9rem;margin:.35rem 0 0;max-width:36rem}
.header{display:flex;flex-wrap:wrap;gap:.75rem;align-items:flex-end;justify-content:space-between;margin-bottom:1rem}
.chip{display:inline-flex;align-items:center;border:1px solid var(--bd);background:var(--surf);border-radius:999px;padding:.35rem .75rem;font-size:.75rem;color:var(--mu)}
.panel{background:var(--elev);border:1px solid var(--bd);border-radius:1rem;padding:1rem;box-shadow:0 20px 50px rgba(0,0,0,.45);margin-bottom:1rem}
@media(min-width:640px){.panel{padding:1.25rem}}
.grid2{display:grid;gap:1rem}
@media(min-width:900px){.grid2{grid-template-columns:1fr 1fr}}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem;margin-bottom:1rem}
@media(min-width:640px){.cards{grid-template-columns:repeat(3,1fr)}}
@media(min-width:900px){.cards{grid-template-columns:repeat(6,1fr)}}
.card{border:1px solid var(--bd);background:var(--elev);border-radius:.75rem;padding:.65rem .75rem}
.card b{display:block;font-size:.75rem;color:var(--fg)}
.card span{font-size:.68rem;color:var(--mu)}
.ptitle{display:flex;justify-content:space-between;align-items:baseline;margin:0 0 .75rem}
.ptitle h2{font-size:.9rem;margin:0}
.ptitle span{font-size:.65rem;text-transform:uppercase;letter-spacing:.06em;color:var(--fa)}
.knobs{display:grid;grid-template-columns:1fr 1fr;gap:.85rem}
.ctrl label{display:flex;justify-content:space-between;font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--mu);margin-bottom:.3rem}
.ctrl .v{color:var(--fg);font-variant-numeric:tabular-nums;text-transform:none;font-weight:500}
input[type=range]{width:100%;accent-color:var(--ac)}
.btn-row{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.btn{border:1px solid var(--bd);background:var(--surf2);color:var(--fg);border-radius:.65rem;padding:.55rem .9rem;font-size:.85rem;font-weight:600}
.btn:hover{border-color:var(--bds)}
.btn.play{background:var(--play);color:#042f1a;border:0;min-width:2.75rem;min-height:2.75rem}
.btn.stop{background:var(--danger);color:#1f0505;border:0;min-width:2.75rem;min-height:2.75rem}
.btn.ai,.btn.primary{background:var(--ac);color:var(--acfg);border:0}
.btn.sec{background:var(--surf2)}
.pills{display:flex;flex-wrap:wrap;gap:.4rem;margin:.5rem 0}
.pill{border:1px solid var(--bd);background:var(--surf);color:var(--mu);border-radius:999px;padding:.3rem .7rem;font-size:.72rem;font-weight:600}
.pill.on{border-color:var(--ac);background:color-mix(in oklab,var(--ac) 15%,transparent);color:var(--ac)}
.cal{font-family:var(--mono);font-size:.7rem;line-height:1.55;color:var(--mu);border:1px solid var(--bd);background:var(--surf);border-radius:.65rem;padding:.75rem;margin-top:.85rem}
.cal .t{font-family:var(--font);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ac);margin:0 0 .35rem}
.cal b{color:var(--fg);font-weight:600}
.ref{display:grid;gap:.5rem}
@media(min-width:480px){.ref{grid-template-columns:1fr 1fr}}
.ref div{border:1px solid var(--bd);background:var(--surf);border-radius:.5rem;padding:.55rem .7rem}
.ref dt{font-size:.65rem;text-transform:uppercase;letter-spacing:.05em;color:var(--mu)}
.ref dd{margin:.15rem 0 0;font-size:.85rem}
.kb-wrap{position:relative;max-width:48rem;margin:0 auto;user-select:none}
.whites{display:flex;gap:2px}
.white{flex:1;height:7rem;border:1px solid var(--bds);border-radius:0 0 .4rem .4rem;background:var(--fg);color:var(--acfg);font-size:.7rem;font-weight:600;padding-top:4.2rem}
@media(min-width:640px){.white{height:9rem;padding-top:5.5rem}}
.white.on{background:var(--ac);box-shadow:0 0 24px rgba(94,234,212,.35)}
.blacks{position:absolute;inset:0 auto auto 0;right:0;height:4rem;display:flex;pointer-events:none}
@media(min-width:640px){.blacks{height:5rem}}
.black-slot{flex:1;position:relative}
.black{pointer-events:auto;position:absolute;left:58%;transform:translateX(-50%);width:70%;height:100%;border:1px solid var(--bds);border-radius:0 0 .25rem .25rem;background:var(--bg);color:var(--mu);font-size:.6rem;font-weight:600;z-index:2}
.black.on{background:var(--ac);color:var(--acfg)}
.foot{border-top:1px solid var(--bd);padding-top:1rem;font-size:.75rem;color:var(--fa);display:flex;flex-wrap:wrap;gap:.5rem;justify-content:space-between}
.foot a{color:var(--ac)}
/* drums */
.transport{display:flex;flex-direction:column;gap:1rem}
@media(min-width:900px){.transport{flex-direction:row;align-items:center;justify-content:space-between}}
.sliders{display:grid;gap:.85rem}
@media(min-width:640px){.sliders{grid-template-columns:repeat(3,1fr);max-width:28rem}}
.row{display:grid;grid-template-columns:3.5rem 1fr;gap:.5rem;align-items:center;margin-bottom:.4rem}
@media(min-width:640px){.row{grid-template-columns:4.5rem 1fr;gap:.75rem}}
.steps{display:grid;grid-template-columns:repeat(16,minmax(0,1fr));gap:3px}
@media(min-width:640px){.steps{gap:5px}}
.sn{display:flex;align-items:flex-end;justify-content:center;height:1.25rem;font-size:.65rem;font-weight:600;color:var(--fa);font-variant-numeric:tabular-nums}
.sn.b{color:var(--mu)}.sn.n{color:var(--ac)}
.tl{border:1px solid var(--bd);background:var(--surf);border-radius:.4rem;padding:.35rem .45rem;text-align:left;min-height:2.5rem;display:flex;flex-direction:column;justify-content:center}
.tl strong{font-size:.75rem}.tl span{font-size:.6rem;color:var(--fa)}.tl.mu{opacity:.4}
.ck{color:var(--kick)}.csn{color:var(--snare)}.ch{color:var(--hat)}.cp{color:var(--perc)}
.pad{aspect-ratio:1;min-height:2.1rem;width:100%;border:1px solid color-mix(in oklab,var(--bd) 80%,transparent);background:var(--surf);border-radius:.25rem;padding:0}
@media(min-width:640px){.pad{min-height:2.5rem;border-radius:.4rem}}
.pad.be{background:var(--beat)}
.pad.ok.k{background:color-mix(in oklab,var(--kick) 90%,black);border-color:var(--kick);box-shadow:0 0 14px rgba(94,234,212,.3)}
.pad.ok.sn{background:color-mix(in oklab,var(--snare) 90%,black);border-color:var(--snare);box-shadow:0 0 14px rgba(125,211,252,.3)}
.pad.ok.hh{background:color-mix(in oklab,var(--hat) 90%,black);border-color:var(--hat);box-shadow:0 0 14px rgba(165,180,252,.28)}
.pad.ok.pc{background:color-mix(in oklab,var(--perc) 90%,black);border-color:var(--perc);box-shadow:0 0 14px rgba(252,211,77,.28)}
.pad.ph{outline:2px solid var(--ac);outline-offset:1px}
.pb{height:4px;border-radius:999px;background:var(--bd)}.pb.b{background:var(--bds)}.pb.on{background:var(--ac)}
.sel{border:1px solid var(--bd);background:var(--surf2);color:var(--fg);border-radius:.65rem;padding:.55rem .75rem;font-size:.85rem}
.menu{position:absolute;z-index:20;margin-top:.25rem;min-width:11rem;border:1px solid var(--bd);background:var(--surf);border-radius:.65rem;padding:.25rem;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.menu button{display:block;width:100%;text-align:left;border:0;background:transparent;color:var(--fg);padding:.5rem .65rem;border-radius:.4rem;font-size:.8rem}
.menu button:hover{background:var(--surf2)}
.hidden{display:none!important}

/* Scope */
.scope{
  width:100%;
  height:7rem;
  display:block;
  border-radius:10px;
  border:1px solid var(--bd);
  background:rgba(0,0,0,.35);
}
.pill.on.lpg{
  border-color:var(--ac);
  color:var(--ac);
  background:rgba(94,234,212,.12);
}