:root{--bg:#0e1116;--p:#171c26;--p2:#232a39;--line:#313a4f;--tx:#e9edf5;--dim:#8b95ab;--ac:#ffb020;--cy:#35d0ff;--rec:#ff3d5a}
*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0 auto;max-width:1100px;padding:0 12px 28px;background:var(--bg);color:var(--tx);font:15px/1.4 "Trebuchet MS",system-ui,sans-serif}
header{display:flex;justify-content:space-between;align-items:center;padding:16px 0}
h1{margin:0;font-size:22px;font-weight:800;letter-spacing:.12em}
button,select,input{font:inherit;color:var(--tx);background:var(--p2);border:1px solid var(--line);border-radius:8px;padding:8px 12px}
button{cursor:pointer;touch-action:manipulation}
button:hover{border-color:var(--ac)}
button:focus-visible,select:focus-visible,input:focus-visible{outline:2px solid var(--cy);outline-offset:2px}
button.on{background:var(--ac);border-color:var(--ac);color:#15120a;font-weight:700}
#lRec.on{background:var(--rec);border-color:var(--rec);color:#fff}
nav{display:flex;gap:8px}
.tab{flex:1;padding:14px;font-weight:800;letter-spacing:.1em}
.panel{margin-top:12px;padding:14px;background:var(--p);border-radius:14px}
.slots{display:grid;grid-template-columns:repeat(9,1fr);gap:6px}
.slots button{padding:14px 0;font-weight:800}
.slots .full{border-color:var(--cy);color:var(--cy)}
.slots .sel{background:var(--ac);border-color:var(--ac);color:#15120a}
.slots .play{box-shadow:0 0 0 2px var(--cy)}
.tl{position:relative;height:120px;margin:12px 0 4px;overflow:hidden;border-radius:8px;background:repeating-linear-gradient(90deg,#252d3d 0 1px,transparent 1px 12.5%),#0b0e13}
.dot{position:absolute;width:10px;height:10px;margin:-5px;border-radius:50%;background:var(--ac)}
.head{position:absolute;top:0;bottom:0;left:0;width:3px;background:var(--cy);box-shadow:0 0 10px var(--cy)}
.head.rec{background:var(--rec);box-shadow:0 0 12px var(--rec)}
.pos{color:var(--dim);font-variant-numeric:tabular-nums}
.ctl{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:10px}
.ctl label{display:flex;gap:6px;align-items:center;color:var(--dim)}
input[type=number]{width:72px}
.pads{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.pad{height:88px;display:flex;flex-direction:column;justify-content:space-between;align-items:flex-start;text-align:left;background:var(--p2);font-weight:700}
.pad small{color:var(--dim);font-weight:400}
.pad.hit{background:var(--cy);border-color:var(--cy);color:#04141a}
.pad.hit small{color:#04141a}
.grid{display:grid;grid-template-columns:104px repeat(var(--n),minmax(20px,1fr));gap:4px;margin-top:12px;overflow-x:auto}
.cell{height:32px;padding:0;background:var(--p2)}
.cell.b{background:#2d3548}
.cell.on{background:var(--ac);border-color:var(--ac)}
.cell.cur{outline:2px solid var(--cy);outline-offset:-2px}
.mute{padding:0 8px;height:32px;text-align:left;font-size:13px}
.mute.on{text-decoration:line-through;opacity:.5}
.modal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#000b;padding:12px}
.dlg{width:min(560px,100%);max-height:90vh;overflow:auto;padding:16px;background:var(--p);border-radius:14px}
.dlg h3{margin:14px 0 6px}
.mrow{display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:4px 0}
.mrow span{flex:1 1 160px}
.chip{padding:4px 8px;color:var(--ac)}
@media(max-width:640px){.pads{grid-template-columns:repeat(3,1fr)}h1{font-size:17px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}