:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{margin:0}img{max-width:100%}[hidden]{display:none!important}
.panel a{color:var(--ink);font-weight:700}

/* Layout: soft-grey neumorphic instrument. One centred column: tempo readout, beat bars, knob, transport. Settings rise from the bottom. */
:root{
  --bg:#E3E4E8; --hi:rgba(255,255,255,.95); --lo:rgba(158,162,174,.55);
  --card:#FFFFFF; --well:#EFF0F3; --well-2:#D8DADF; --line:#D5D7DD;
  --ink:#131418; --muted:#80838D; --faint:#AEB1B9;
  --accent:#131418; --accent-ink:#FFFFFF; --accent-soft:#D6D8DD;
  --orange:#FF7A1A; --orange-glow:rgba(255,122,26,.55);
  --step:var(--ink); /* sequencer step colour (var(--orange) for orange steps) */
  --k:clamp(170px, min(340px, calc(100vw - 40px), calc(100dvh - 340px)), 340px);
  --knob-a:#ECEDF0; --knob-b:#D6D8DD; --cell:#D7D9DE; --cell-beat:#CDD0D6; --scrim:rgba(19,20,24,.18);
  --f-disp:"Outfit","Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-ui:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --lab:100px;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#1C1D21; --hi:rgba(255,255,255,.045); --lo:rgba(0,0,0,.6);
  --card:#27282D; --well:#202125; --well-2:#33353B; --line:#33353B;
  --ink:#F1F2F4; --muted:#8E929B; --faint:#5E626B;
  --accent:#F1F2F4; --accent-ink:#131418; --accent-soft:#3A3C42; --orange:#FF8A33; --orange-glow:rgba(255,138,51,.5);
  --knob-a:#25262B; --knob-b:#1A1B1E; --cell:#2A2C31; --cell-beat:#32343A; --scrim:rgba(0,0,0,.45);
  color-scheme:dark; }}
:root[data-theme="dark"]{
  --bg:#1C1D21; --hi:rgba(255,255,255,.045); --lo:rgba(0,0,0,.6);
  --card:#27282D; --well:#202125; --well-2:#33353B; --line:#33353B;
  --ink:#F1F2F4; --muted:#8E929B; --faint:#5E626B;
  --accent:#F1F2F4; --accent-ink:#131418; --accent-soft:#3A3C42; --orange:#FF8A33; --orange-glow:rgba(255,138,51,.5);
  --knob-a:#25262B; --knob-b:#1A1B1E; --cell:#2A2C31; --cell-beat:#32343A; --scrim:rgba(0,0,0,.45);
  color-scheme:dark; }

*{box-sizing:border-box}
html,body{min-height:100%}
html{touch-action:manipulation} /* no double-tap zoom (fast Tap tempo); pinch zoom still works */
body{background:var(--bg);color:var(--ink);font-family:var(--f-ui);font-size:15px;line-height:1.45;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.app{max-width:960px;margin:0 auto;padding-block:14px 110px;display:flex;flex-direction:column;gap:18px}
.raised{background:var(--bg);box-shadow:6px 6px 14px var(--lo),-6px -6px 14px var(--hi)}

/* header */
.top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.status{display:flex;align-items:center;gap:12px;border:0;background:transparent;padding:6px 4px;border-radius:12px;margin-right:auto}
.ms{display:flex;flex-direction:column;align-items:center;font-family:var(--f-disp);font-weight:700;font-size:15px;line-height:.9}
.msnote{display:flex;align-items:center}
.msnote .nota{width:26px;height:24px}
.mbars{display:flex;align-items:flex-end;gap:2px;height:20px}
.mbars i{width:4px;border-radius:1px;background:var(--faint)}
.mbars i.a{background:var(--orange)}
.seg{display:inline-flex;border-radius:999px;padding:4px;gap:2px;background:var(--bg);box-shadow:inset 3px 3px 7px var(--lo),inset -3px -3px 7px var(--hi)}
.seg button{border:0;background:transparent;padding:6px 14px;border-radius:999px;font-weight:700;font-size:13.5px;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--bg);color:var(--ink);box-shadow:3px 3px 7px var(--lo),-3px -3px 7px var(--hi)}
.dots{border:0;background:transparent;display:flex;gap:4px;padding:12px 8px;border-radius:12px}
.dots i{width:5px;height:5px;border-radius:50%;background:var(--ink)}
.dots[aria-expanded="true"] i{background:var(--muted)}

/* stage */
.stage{display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center}
.tempo{display:flex;flex-direction:column;align-items:center;gap:0;padding-top:18px}
.tempo .num{position:relative;font-family:var(--f-disp);font-size:96px;font-weight:700;letter-spacing:-.04em;line-height:1;width:3.2ch;height:1em;font-variant-numeric:tabular-nums}
.tempo input{position:absolute;inset:0;width:100%;background:transparent;border:0;text-align:center;color:var(--ink);font:inherit;letter-spacing:inherit;padding:0;-moz-appearance:textfield;appearance:textfield}
.tempo input::-webkit-outer-spin-button,.tempo input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.tempo input:focus{outline:none;text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:10px}
.unit{font-size:14px;font-weight:800;letter-spacing:.06em;color:var(--faint);margin-top:2px}
.meta{font-size:13px;font-weight:600;color:var(--muted);display:flex;gap:6px;margin-top:6px}
.tags{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-top:8px}
.tags:empty{display:none}
.tag{background:var(--well-2);color:var(--ink);border-radius:999px;padding:1px 9px;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.tag.hot{background:var(--ink);color:var(--bg)}
.leds{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;max-width:420px}
.led{width:26px;height:38px;border:0;border-radius:9px;padding:4px;display:flex;flex-direction:column-reverse;gap:3px;color:var(--ink);background:var(--bg);box-shadow:3px 3px 7px var(--lo),-3px -3px 7px var(--hi)}
.led i{flex:1;border-radius:3px;background:var(--well-2);opacity:1;transition:opacity .06s}
.led i.on{background:var(--orange);opacity:.5}
.led.now{box-shadow:inset 2px 2px 5px var(--lo),inset -2px -2px 5px var(--hi)}
.led.now i.on{opacity:1;box-shadow:0 0 9px var(--orange-glow)}
.led.now.gap i.on{opacity:.25;box-shadow:none}
.beatinfo{display:flex;gap:12px;align-items:center;font-size:13px;font-weight:600;color:var(--muted)}
.sublink{border:0;background:transparent;color:var(--ink);font-weight:700;font-size:13px;padding:2px 0;border-bottom:1.5px dotted var(--faint)}
.seqpos{display:flex;gap:14px;font-size:15px;font-weight:700;justify-content:center;flex-wrap:wrap}
.seqpos #posTxt{color:var(--muted)}

/* knob */
.knob-area{position:relative;width:340px;max-width:100%;aspect-ratio:1/1;margin-top:4px}
.curve{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.curve text{font-family:var(--f-ui);font-size:11px;font-weight:800;letter-spacing:.16em;fill:var(--faint)}
.knob{position:absolute;left:13.25%;top:13.25%;width:73.5%;height:73.5%;border-radius:50%;
  background:linear-gradient(145deg,var(--knob-a),var(--knob-b));
  box-shadow:18px 18px 40px var(--lo),-16px -16px 36px var(--hi),inset 1px 1px 1px var(--hi);
  touch-action:none;cursor:grab}
.knob:active{cursor:grabbing}
.knob::before{content:"";position:absolute;inset:7%;border-radius:50%;background:linear-gradient(145deg,var(--knob-b),var(--knob-a));opacity:.55}
.knob svg{position:absolute;inset:0;width:100%;height:100%}
.knob.tapped{box-shadow:10px 10px 24px var(--lo),-9px -9px 22px var(--hi),inset 3px 3px 8px var(--lo)}
.transport{display:flex;align-items:center;gap:18px;margin-top:6px}
.nbtn{width:54px;height:54px;border-radius:50%;border:0;font-size:24px;font-weight:600;background:var(--bg);color:var(--ink);box-shadow:5px 5px 12px var(--lo),-5px -5px 12px var(--hi)}
.nbtn:active{box-shadow:inset 3px 3px 7px var(--lo),inset -3px -3px 7px var(--hi)}
.nbtn.tapb{width:auto;padding:0 18px;border-radius:999px;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.nbtn.tapb.hit{background:var(--ink);color:var(--bg)}
.app:not(.seq) .tapb{display:none}
.playbtn{width:76px;height:76px;border-radius:50%;border:0;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;
  box-shadow:8px 8px 18px var(--lo),-6px -6px 16px var(--hi)}
.playbtn svg{width:28px;height:28px}
.playbtn:active{transform:scale(.97)}
.app.seq .knob-area{display:none}
.app.seq .tempo{padding-top:4px}
.app.seq .tempo .num{font-size:72px}

/* sheet handle + bottom sheet */
.sheet-handle{position:fixed;left:50%;bottom:calc(16px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:20;border:0;
  display:flex;align-items:center;gap:8px;padding:10px 18px 10px 14px;border-radius:999px;background:var(--bg);color:var(--ink);font-weight:700;font-size:13.5px;
  box-shadow:6px 6px 14px var(--lo),-6px -6px 14px var(--hi)}
.sheet-handle svg{width:20px;height:20px}
.bscrim{position:fixed;inset:0;z-index:34;background:var(--scrim)}
.bsheet{position:fixed;left:50%;bottom:0;z-index:35;width:min(560px,100%);max-height:88%;overflow-y:auto;transform:translate(-50%,105%);transition:transform .3s cubic-bezier(.2,.8,.2,1);
  background:var(--card);border-radius:28px 28px 0 0;box-shadow:0 -12px 40px rgba(19,20,24,.14);
  padding:10px max(20px,env(safe-area-inset-right,0px)) calc(24px + env(safe-area-inset-bottom,0px)) max(20px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:16px}
.bsheet.open{transform:translate(-50%,0)}
.grab{width:40px;height:5px;border-radius:3px;background:var(--well-2);margin:0 auto 2px}
.bs-hd{display:flex;align-items:center;justify-content:space-between;gap:10px}
.bs-hd h2{margin:0;font-family:var(--f-disp);font-size:17px;font-weight:700;letter-spacing:.02em;text-transform:uppercase}
.xbtn{width:40px;height:40px;border-radius:50%;border:0;background:var(--card);display:grid;place-items:center;box-shadow:0 2px 10px rgba(19,20,24,.12)}
.xbtn svg{width:16px;height:16px}
.picker{background:transparent;padding:12px 0;display:flex;flex-direction:column;align-items:center;position:relative}
.picker::before{content:"";position:absolute;left:50%;top:10px;bottom:10px;width:66px;margin-left:-33px;border-radius:18px;background:var(--card);border:1px solid var(--line);box-shadow:0 1px 2px rgba(19,20,24,.06),0 8px 20px rgba(19,20,24,.10);pointer-events:none}
.picker::after{content:"";position:absolute;left:50%;top:50%;width:30px;height:3px;margin:-1.5px 0 0 -15px;border-radius:2px;background:var(--orange);pointer-events:none}
.pkrow{width:min(100%,400px);display:flex;overflow-x:auto;scroll-snap-type:x mandatory;padding-inline:calc(50% - 32px);scrollbar-width:none;position:relative;z-index:1;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.12) 10%,rgba(0,0,0,.35) 24%,rgba(0,0,0,.75) 38%,#000 46%,#000 54%,rgba(0,0,0,.75) 62%,rgba(0,0,0,.35) 76%,rgba(0,0,0,.12) 90%,transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.12) 10%,rgba(0,0,0,.35) 24%,rgba(0,0,0,.75) 38%,#000 46%,#000 54%,rgba(0,0,0,.75) 62%,rgba(0,0,0,.35) 76%,rgba(0,0,0,.12) 90%,transparent 100%)}
.pkrow::-webkit-scrollbar{display:none}
.pk{flex:none;width:64px;height:48px;border:0;background:transparent;scroll-snap-align:center;font-family:var(--f-disp);font-weight:500;font-size:22px;color:var(--muted);font-variant-numeric:tabular-nums;transition:color .15s,font-size .15s}
.pk[aria-pressed="true"]{color:var(--ink);font-size:36px;font-weight:700}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:5px 12px;font-weight:600;font-family:var(--f-disp);font-size:14px}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--card)}
.hint{margin:0;font-size:13px;color:var(--muted)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.lbl{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
input[type=range]{accent-color:var(--ink);width:130px}
output.val{font-family:var(--f-disp);font-weight:600;min-width:52px;font-size:14px}

/* subdivision faders */
.faders{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:4px;background:var(--well);border-radius:18px;padding:14px 6px 10px}
.fader{display:flex;flex-direction:column;align-items:center;gap:8px;min-width:0}
.fader output{font-family:var(--f-disp);font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;color:var(--muted)}
.ftrack{position:relative;width:40px;height:150px;touch-action:none;cursor:ns-resize;border-radius:12px}
.ftrack::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:8px;margin-left:-4px;border-radius:4px;background:var(--well-2)}
.ffill{position:absolute;left:50%;bottom:0;width:8px;margin-left:-4px;border-radius:4px;background:var(--ink);height:calc(var(--v) * 1%)}
.fthumb{position:absolute;left:50%;width:30px;height:18px;margin-left:-15px;border-radius:9px;background:var(--card);bottom:calc(var(--v) * 1% - 9px);
  box-shadow:0 1px 2px rgba(19,20,24,.25),0 3px 8px rgba(19,20,24,.14);border:1px solid var(--line)}
.fthumb::after{content:"";position:absolute;left:8px;right:8px;top:50%;height:2px;margin-top:-1px;border-radius:1px;background:var(--ink)}
.fader.off .fthumb::after{background:var(--faint)}
.ftoggle{border:0;background:transparent;padding:4px 2px;border-radius:10px;display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--ink);min-width:0;width:100%}
.ftoggle span{font-size:11.5px;font-weight:700;white-space:nowrap}
.nota{width:42px;height:36px;display:block}
.fader.off .ftoggle{color:var(--faint)}
.fader.off output{opacity:.6}

/* sequencer */
.seqv{background:var(--bg);border-radius:26px;padding:18px;display:flex;flex-direction:column;gap:14px;min-width:0;box-shadow:10px 10px 26px var(--lo),-10px -10px 26px var(--hi)}
.seq-bar{display:flex;gap:14px 18px;align-items:center;flex-wrap:wrap}
.btn{border:0;background:var(--bg);border-radius:999px;padding:9px 16px;font-weight:700;min-height:42px;box-shadow:4px 4px 10px var(--lo),-4px -4px 10px var(--hi)}
.btn:active{box-shadow:inset 3px 3px 7px var(--lo),inset -3px -3px 7px var(--hi)}
.btn.primary{background:var(--accent);color:var(--accent-ink)}
.lib-btn{display:inline-flex;align-items:center;gap:10px;text-align:left;border-radius:16px}
.lib-btn b{font-family:var(--f-disp);font-size:16px;font-weight:600}
.lib-btn small{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:800}
.group{display:flex;align-items:center;gap:8px}
.seg.small button{padding:5px 12px;font-family:var(--f-disp)}
.check{display:inline-flex;align-items:center;gap:7px;font-weight:600}
.check input{accent-color:var(--ink);width:17px;height:17px}
.bar-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.bar-tabs{display:flex;gap:6px;flex-wrap:wrap}
.bar-tabs .chip{background:var(--bg)}
.grid-scroll{overflow-x:auto;margin-inline:-4px;padding:4px}
.grid{display:grid;grid-template-columns:var(--lab) repeat(var(--steps),minmax(19px,1fr));gap:3px;min-width:calc(var(--lab) + var(--steps) * 22px)}
.grid .hd{font-size:11px;font-weight:600;color:var(--muted);text-align:center;padding-bottom:2px;font-family:var(--f-disp)}
.grid .hd.bs{color:var(--ink)}
.grid .hd.ph{color:var(--ink);font-weight:800}
.grid .lab{border:0;background:transparent;text-align:left;font-weight:700;font-size:13px;padding:0 4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:6px}
.grid .lab.muted{color:var(--muted);text-decoration:line-through}
.grid .lab:not(.addrow){touch-action:none;cursor:grab}
.grid .lab.dragging,.app .grid .lab.dragging{cursor:grabbing;outline:2px solid var(--orange);outline-offset:-2px}
body.rowdrag,body.rowdrag *{cursor:grabbing!important;user-select:none;-webkit-user-select:none}
.grid .lab.addrow,.app .grid .lab.addrow{height:var(--ch,30px);color:var(--muted);font-weight:700;box-shadow:none;background:transparent;border:1.5px dashed var(--faint)}
.cell{height:var(--ch,30px);border:0;border-radius:7px;background:var(--cell);padding:0;position:relative;box-shadow:inset 1px 1px 2px var(--lo)}
.cell.bs{background:var(--cell-beat)}
.cell.bs:not(:nth-child(1)){margin-left:3px}
.cell[data-v="1"]{background:color-mix(in srgb,var(--step) 28%,var(--cell));box-shadow:none}
.cell[data-v="2"]{background:color-mix(in srgb,var(--step) 68%,var(--cell));box-shadow:none}
.cell[data-v="3"]{background:var(--step);box-shadow:none}
.cell[data-v="3"]::after{content:"";position:absolute;left:50%;top:5px;width:6px;height:6px;margin-left:-3px;border-radius:50%;background:var(--bg)}
.cell.ph{outline:2px solid var(--ink);outline-offset:-1px}
.legend{font-size:13px;color:var(--muted);display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.sw-dot.ghost{background:color-mix(in srgb,var(--step) 28%,var(--cell))}.sw-dot.norm{background:color-mix(in srgb,var(--step) 68%,var(--cell))}.sw-dot.acc{background:var(--step)}
.sw-dot{display:inline-block;width:12px;height:12px;border-radius:4px;vertical-align:-1px;margin-right:4px}
.seq-foot{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-start;justify-content:space-between}
details.gridset{border-radius:14px;padding:9px 14px;background:var(--bg);box-shadow:inset 3px 3px 7px var(--lo),inset -3px -3px 7px var(--hi);min-width:0}
details.gridset summary{font-weight:700;cursor:pointer}
details.gridset .row{margin-top:10px}
select,input[type=text],input[type=number].fld{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:6px 10px;min-height:36px}
input[type=number].fld{width:70px}
.keys{font-size:12px;color:var(--faint);text-align:center;margin:0}

/* side drawer */
.scrim{position:fixed;inset:0;background:var(--scrim);z-index:30}
.panel{position:fixed;top:0;right:0;bottom:0;width:min(400px,100%);background:var(--card);z-index:40;
  transform:translateX(102%);transition:transform .28s cubic-bezier(.2,.8,.2,1);overflow-y:auto;
  padding:calc(16px + env(safe-area-inset-top,0px)) calc(18px + env(safe-area-inset-right,0px)) calc(28px + env(safe-area-inset-bottom,0px)) 18px;
  display:flex;flex-direction:column;gap:22px;box-shadow:-20px 0 50px rgba(19,20,24,.14);border-radius:28px 0 0 28px}
.panel.open{transform:none}
.panel-hd{display:flex;align-items:center;justify-content:space-between}
.panel-hd h2{font-family:var(--f-disp);font-size:20px;font-weight:700;margin:0;letter-spacing:.02em;text-transform:uppercase}
.panel section{display:flex;flex-direction:column;gap:10px}
.panel h3{margin:0;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:800}
.panel .btn{background:var(--well);box-shadow:none}
.panel .btn.primary{background:var(--ink);color:var(--card)}
.mix{display:grid;grid-template-columns:96px minmax(0,1fr) 40px;gap:8px 10px;align-items:center}
.mix input{width:100%}
.mix output{font-family:var(--f-disp);font-size:13px;text-align:right;font-variant-numeric:tabular-nums}
.tool{border-radius:16px;padding:12px 14px;display:flex;flex-direction:column;gap:8px;background:var(--well)}
.tool .row{gap:8px}
.tool .row label{display:flex;align-items:center;gap:6px;font-size:14px}
.swt{display:flex;align-items:center;gap:10px;font-weight:700;cursor:pointer}
.swt input{position:absolute;opacity:0;width:1px;height:1px}
.swt span{width:40px;height:24px;border-radius:12px;background:var(--well-2);position:relative;transition:background .15s;flex:none}
.swt span::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:var(--card);transition:transform .15s;box-shadow:0 1px 3px rgba(19,20,24,.25)}
.swt input:checked + span{background:var(--ink)}
.swt input:checked + span::after{transform:translateX(16px)}
.swt input:focus-visible + span{outline:2px solid var(--ink);outline-offset:2px}
.plist{display:flex;flex-direction:column;gap:6px}
.pitem{display:flex;gap:6px;align-items:center}
.pitem .load{flex:1;text-align:left;border:1px solid var(--line);background:var(--well);border-radius:12px;padding:8px 12px;min-width:0}
.pitem .load b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pitem .load small{color:var(--muted);font-family:var(--f-disp)}
.del{border:1px solid var(--line);background:transparent;border-radius:999px;padding:7px 12px;font-size:13px;color:var(--muted)}
.del.arm{color:var(--card);background:var(--ink);border-color:var(--ink)}
.icon-btn{display:inline-flex;align-items:center;gap:7px;border:0;background:var(--well);border-radius:999px;padding:8px 14px;font-weight:700;font-size:14px}

/* library sheet */
.sheet-wrap{position:fixed;inset:0;z-index:50;background:var(--scrim);display:flex;align-items:flex-end;justify-content:center;
  padding:calc(24px + env(safe-area-inset-top,0px)) max(12px,env(safe-area-inset-right,0px)) 0 max(12px,env(safe-area-inset-left,0px))}
.sheet{background:var(--card);width:min(760px,100%);max-height:100%;overflow-y:auto;border-radius:28px 28px 0 0;
  padding:18px 20px calc(24px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;gap:18px;box-shadow:0 -10px 40px rgba(19,20,24,.15)}
.sheet h2{margin:0;font-family:var(--f-disp);font-size:20px;font-weight:700;text-transform:uppercase;letter-spacing:.02em}
.sheet h3{margin:0 0 8px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:800}
.libgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.libitem{border:1px solid var(--line);background:var(--well);border-radius:14px;padding:10px 12px;text-align:left;display:flex;flex-direction:column;gap:2px}
.libitem b{font-size:15px}
.libitem small{font-family:var(--f-disp);color:var(--muted);font-size:12px}
.libitem[aria-current="true"]{border-color:var(--ink)}
.empty{font-size:14px;color:var(--muted);margin:0}

.flash{position:fixed;inset:0;pointer-events:none;z-index:60;background:var(--ink);opacity:0}
.flash.go{animation:fl .16s ease-out}
.flash.go.acc{animation:fla .2s ease-out}
@keyframes fl{0%{opacity:.1}100%{opacity:0}}
@keyframes fla{0%{opacity:.28}100%{opacity:0}}
@media (max-width:560px){
  :root{--lab:64px}
  .tempo .num{font-size:84px}
  .grid .lab{font-size:12px}
  .ftrack{height:130px}
  .nota{width:36px;height:31px}
  .panel{border-radius:0}
  .seg button{padding:6px 11px}
}
@media (prefers-reduced-motion:reduce){.panel,.bsheet{transition:none}}


/* v4: play inside the knob, single-screen fit */
[hidden]{display:none!important}
body{margin:0}
.beatinfo,.seqpos{display:none!important}
.tapk{position:absolute;left:50%;bottom:calc(7.5% - 19px);width:86px;height:38px;margin-left:-43px;border-radius:999px;font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;z-index:2}
.tapk.hit{background:var(--orange);color:#fff;box-shadow:0 0 14px var(--orange-glow)}
.knob-area{width:var(--k);height:var(--k);aspect-ratio:auto;max-width:none;margin-top:0;flex:none}
.knob-area .playbtn{position:absolute;left:50%;top:50%;width:27%;height:27%;transform:translate(-50%,-50%);z-index:2}
.knob-area .playbtn svg{width:36%;height:36%}
.knob-area .playbtn:active{transform:translate(-50%,-50%) scale(.96)}
.corner{position:absolute;top:50%;margin-top:-23px;width:46px;height:46px;font-size:22px;z-index:2}
.knob{left:15%;top:15%;width:70%;height:70%}
.meta{font-size:15px;font-weight:700;letter-spacing:.04em;margin-top:2px}
.corner.l{left:0}.corner.r{right:0}
.app:not(.seq) .transport{display:none}
.app:not(.seq){height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));padding-block:10px 72px;gap:6px}
.app:not(.seq) .stage{flex:1;min-height:0;gap:8px;justify-content:space-evenly}
.app:not(.seq) .tempo{padding-top:0}
.app .tempo .num{font-size:clamp(56px,10.5dvh,96px)}
.app:not(.seq) .keys{display:none}
.sheet-handle{bottom:calc(12px + env(safe-area-inset-bottom,0px));padding:8px 16px 8px 12px}


/* v5: sequencer rows, bars, sound chooser */
.barlab{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);align-self:end;padding:0 4px 2px}
.barsep{grid-column:1/-1;height:10px}
.grid .lab{display:flex;align-items:center;justify-content:space-between;gap:2px;background:var(--bg);box-shadow:2px 2px 5px var(--lo),-2px -2px 5px var(--hi);border-radius:8px;padding:0 6px;margin-right:4px}
.grid .lab span{overflow:hidden;text-overflow:ellipsis}
.grid .lab svg{width:11px;height:11px;flex:none;color:var(--muted)}
.grid .lab,.grid .barlab{position:sticky;left:0;z-index:2}
.grid .barlab{background:var(--bg)}
@media (max-width:560px){ .app .grid{--lab:94px} .grid .lab{font-size:12px;padding:0 5px} }
.cell.mu{opacity:.35}
.sndbody{display:flex;flex-direction:column;gap:14px}
.sndbody .libitem{align-items:center;padding:12px;text-align:center}
#sndGroove{align-self:flex-start}
.sndbody .libitem[aria-current="true"]{border-color:var(--orange);background:color-mix(in srgb,var(--orange) 14%,var(--card))}
#kitSel{font-weight:700}

/* v11: compound pulses */
.leds.cmp{gap:5px;max-width:none}
.leds.cmp .led{width:22px}
.leds.cmp .led.gs:not(:first-child){margin-left:12px}
/* v10: sequencer fits one screen */
.app.seq{padding-block:8px 10px;gap:10px}
.app.seq .top{min-height:0}
.app.seq .stage{gap:6px}
.app.seq .tempo .num{font-size:clamp(40px,7dvh,64px)}
.app.seq .meta{font-size:13px;margin-top:0}
.app.seq .transport{gap:12px;margin-top:0}
.app.seq .nbtn{width:44px;height:44px;font-size:20px}
.app.seq .nbtn.tapb{width:auto;padding:0 16px;font-size:13px}
@media (max-width:560px){ .seq-foot{flex-direction:column;align-items:stretch} .seqv details.gridset summary{font-size:14px} .seq-bar .lbl{font-size:11px} }
.app.seq .playbtn{width:58px;height:58px}
.app.seq .playbtn svg{width:22px;height:22px}
@media (min-width:700px){ .app.seq .stage{flex-direction:row;justify-content:center;align-items:center;gap:40px} }
.seqv{padding:14px 16px;gap:10px;border-radius:22px}
.seq-bar{gap:8px 16px}
.seqv .btn{min-height:36px;padding:6px 14px}
.seqv .lib-btn{padding:6px 14px}
.seqv .lib-btn b{font-size:15px}
.seqv select,.seqv input[type=text]{min-height:34px;padding:4px 10px}
.seq-foot{gap:10px;align-items:center}
/* v9: compound time */
.beatunit{display:inline-flex;align-items:center;gap:2px;color:var(--orange)}
.beatunit:empty{display:none}
.beatunit .nota{width:24px;height:22px}
.beatunit span{font-weight:700;margin-right:4px}
.meta{align-items:center}
.faders.cmp{grid-template-columns:repeat(4,minmax(0,1fr))}
/* v8: grouping pop-up */
.top{flex-wrap:nowrap}
.status{gap:8px;min-width:0}
.mbars{max-width:52px;overflow:hidden}
@media (max-width:400px){ .seg button{padding:6px 9px;font-size:13px} }
.grpbtn{align-self:center;border:0;background:var(--well);border-radius:999px;padding:8px 16px;font-weight:700;font-size:14px;color:var(--ink)}
.grpbtn b{color:var(--orange);font-family:var(--f-disp);margin-left:4px}
.gp-wrap{align-items:center;z-index:60}
.gp-card{background:var(--card);border-radius:26px;padding:18px 18px 20px;width:min(420px,100%);max-height:100%;overflow-y:auto;display:flex;flex-direction:column;gap:12px;box-shadow:0 20px 50px rgba(19,20,24,.22)}
.gp-card h2{margin:0;font-family:var(--f-disp);font-size:18px;font-weight:700;letter-spacing:.02em;text-transform:uppercase}
.gp-list{display:flex;flex-direction:column;gap:8px}
.gp-item{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1.5px solid var(--line);background:var(--well);border-radius:16px;padding:12px 16px;text-align:left}
.gp-item span{font-family:var(--f-disp);font-weight:700;font-size:20px}
.gp-item small{color:var(--muted);font-weight:600}
.gp-item[aria-current="true"]{border-color:var(--orange);background:color-mix(in srgb,var(--orange) 12%,var(--card))}
.gdots{display:flex;align-items:center;gap:5px}
.gdots i{width:8px;height:8px;border-radius:50%;background:var(--faint)}
.gdots i.a{width:12px;height:12px;background:var(--orange)}
.gdots b{width:8px}
/* v7: orange beat ring */
.pulse-ring{position:absolute;left:15%;top:15%;width:70%;height:70%;border-radius:50%;pointer-events:none;z-index:1;opacity:0}
.pulse-ring.go{animation:ring .24s ease-out}
.pulse-ring.go.acc{animation:ringa .34s ease-out}
#play2.go{animation:pring .24s ease-out}
#play2.go.acc{animation:pringa .34s ease-out}
@keyframes pring{0%{box-shadow:0 0 0 4px var(--orange),0 0 18px 6px var(--orange-glow)}100%{box-shadow:0 0 0 14px transparent,0 0 30px 12px transparent}}
@keyframes pringa{0%{box-shadow:0 0 0 8px var(--orange),0 0 30px 12px var(--orange-glow)}100%{box-shadow:0 0 0 22px transparent,0 0 46px 18px transparent}}
@keyframes ring{0%{opacity:1;box-shadow:0 0 0 4px var(--orange),0 0 18px 6px var(--orange-glow)}100%{opacity:0;box-shadow:0 0 0 14px var(--orange),0 0 30px 12px var(--orange-glow)}}
@keyframes ringa{0%{opacity:1;box-shadow:0 0 0 8px var(--orange),0 0 30px 12px var(--orange-glow)}100%{opacity:0;box-shadow:0 0 0 22px var(--orange),0 0 46px 18px var(--orange-glow)}}
/* v6: horizontal bars with slider */
.app .grid{position:relative;grid-template-columns:var(--lab) repeat(var(--steps),var(--cw,22px));gap:var(--gap,3px);min-width:0;width:max-content}
.grid-scroll{overflow-x:auto;scrollbar-width:none;overscroll-behavior-x:contain;margin-left:0;padding-left:0}
.app .grid .barlab{align-self:stretch;background:var(--bg);padding:0;box-shadow:4px 0 0 var(--bg)}
.app .grid .lab{box-shadow:2px 2px 5px var(--lo),-2px -2px 5px var(--hi),6px 0 0 -1px var(--bg)}
.grid-scroll::-webkit-scrollbar{display:none}
.grid .bstart{margin-left:12px}
.grid .cell.bstart{box-shadow:-7px 0 0 -5px var(--faint)}
.bartag{font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:0 2px 2px}
.barslide{display:flex;align-items:center;padding-right:14px}
.barslide output{display:none}
.barslide input{flex:1;width:auto;height:28px;margin:0;background:transparent;-webkit-appearance:none;appearance:none;cursor:pointer}
.barslide input::-webkit-slider-runnable-track{height:6px;border-radius:3px;background:var(--well-2)}
.barslide input::-moz-range-track{height:6px;border-radius:3px;background:var(--well-2)}
.barslide input::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;margin-top:-9px;border-radius:50%;background:var(--card);border:1px solid var(--line);box-shadow:0 1px 3px rgba(19,20,24,.18)}
.barslide input::-moz-range-thumb{width:24px;height:24px;border-radius:50%;background:var(--card);border:1px solid var(--line);box-shadow:0 1px 3px rgba(19,20,24,.18)}
.seqv .legend,.keys{display:none!important}
.grid .cell,.grid .hd,.grid .bartag{transition:opacity .16s ease}
.grid.fade .cell,.grid.fade .hd,.grid.fade .bartag{opacity:0;transition:opacity .09s ease}