:root {
  --bg:#07111c;
  --bg2:#0a1826;
  --surface:#0d1e2e;
  --surface2:#10263a;
  --text:#e9f8ff;
  --muted:#8eafc1;
  --accent:#5eead4;
  --accent-rgb:94,234,212;
  --radius:18px;
  --border:rgba(155,220,240,.12);
  --shadow:0 18px 60px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;min-height:100dvh;background:
  radial-gradient(1200px 700px at 50% -200px,rgba(var(--accent-rgb),.13),transparent 52%),
  linear-gradient(180deg,var(--bg2),var(--bg));color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
button,input{font:inherit}
button{color:inherit;-webkit-tap-highlight-color:transparent}
.app-shell{width:min(100%,620px);margin:0 auto;padding:calc(env(safe-area-inset-top) + 18px) 16px calc(env(safe-area-inset-bottom) + 28px)}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;padding:0 2px}.topbar h1{font-size:32px;letter-spacing:-1.2px;margin:2px 0 0}.eyebrow,.label{font-size:11px;letter-spacing:.15em;color:var(--accent);font-weight:800}.icon-btn{width:44px;height:44px;border:1px solid var(--border);border-radius:calc(var(--radius) - 4px);background:rgba(255,255,255,.035);display:grid;place-items:center;font-size:20px}
.status-card,.controls-card,.pad-card,.test-card,.bank-card{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.018));border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:14px;backdrop-filter:blur(18px)}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.section-head h2,.test-card h2{font-size:19px;margin:4px 0 0}.bank-head{margin-bottom:14px}.bank-actions{display:flex;align-items:center;justify-content:flex-end;gap:2px;flex-wrap:wrap}.bank-actions .text-btn{font-size:12px;padding:7px 8px}.bank-actions .text-btn:disabled{opacity:.35}
.key-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}.key-btn{position:relative;min-width:0;min-height:62px;padding:10px 3px 8px;border-radius:calc(var(--radius) - 7px);border:1px solid var(--border);background:rgba(255,255,255,.035);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;transition:transform .08s ease,border-color .15s ease,background .15s ease,box-shadow .15s ease}.key-btn:active{transform:scale(.965)}.key-btn .key-label{font-size:17px;font-weight:820;letter-spacing:-.2px}.bank-dot{width:6px;height:6px;border-radius:50%;display:inline-block;background:rgba(255,255,255,.13)}.key-btn.loaded .bank-dot,.loaded-dot{background:var(--accent);box-shadow:0 0 12px rgba(var(--accent-rgb),.55)}.key-btn.selected{border-color:rgba(var(--accent-rgb),.58);background:rgba(var(--accent-rgb),.095);box-shadow:inset 0 0 0 1px rgba(var(--accent-rgb),.11)}.key-btn.playing{border-color:var(--accent);background:rgba(var(--accent-rgb),.16);box-shadow:0 0 24px rgba(var(--accent-rgb),.12),inset 0 0 0 1px rgba(var(--accent-rgb),.18)}.bank-help{font-size:11px;line-height:1.45;color:var(--muted);margin-top:12px}.bank-help .bank-dot{vertical-align:1px;margin-right:2px}
.now-row{display:flex;justify-content:space-between;gap:14px;align-items:center}.current-key-row{display:flex;align-items:baseline;gap:10px;margin-top:4px}.current-key{font-size:12px;font-weight:900;color:#051b19;background:var(--accent);border-radius:7px;padding:4px 7px;line-height:1}.pad-name{font-size:24px;font-weight:750;letter-spacing:-.6px;max-width:66vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.state-pill{font-size:11px;font-weight:850;letter-spacing:.1em;padding:8px 10px;border-radius:999px;border:1px solid var(--border);color:var(--muted)}.state-pill.playing{color:var(--accent);background:rgba(var(--accent-rgb),.08);border-color:rgba(var(--accent-rgb),.25)}
.seek-wrap{margin-top:13px}
.seek-bar{-webkit-appearance:none;appearance:none;width:100%;height:38px;margin:0;background:transparent;touch-action:pan-y;--seek-progress:0%}
.seek-bar::-webkit-slider-runnable-track{height:7px;border-radius:999px;background:linear-gradient(90deg,var(--accent) 0,var(--accent) var(--seek-progress),rgba(255,255,255,.08) var(--seek-progress),rgba(255,255,255,.08) 100%)}
.seek-bar::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:var(--accent);border:3px solid #0b1b28;margin-top:-8.5px;box-shadow:0 0 0 5px rgba(var(--accent-rgb),.11),0 3px 10px rgba(0,0,0,.34)}
.seek-bar:disabled{opacity:.42}
.seek-bar:disabled::-webkit-slider-thumb{box-shadow:none}
.time-row{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:-2px;font-variant-numeric:tabular-nums}
.seek-hint{font-size:10px;color:var(--muted);margin-top:6px;opacity:.8}
.primary-actions{display:grid;grid-template-columns:1.2fr 1fr .8fr;gap:9px;margin-bottom:17px}.btn{border:0;border-radius:calc(var(--radius) - 4px);padding:13px 14px;font-weight:760;min-height:46px}.btn.primary{background:var(--accent);color:#04201d}.btn.secondary{background:rgba(var(--accent-rgb),.10);border:1px solid rgba(var(--accent-rgb),.24);color:var(--accent)}.btn.ghost{background:rgba(255,255,255,.045);border:1px solid var(--border);color:var(--text)}.btn:disabled{opacity:.38}.btn.full{width:100%;margin-top:10px}
.toggle-row{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.toggle-title{font-size:15px;font-weight:700}.toggle-sub{font-size:12px;color:var(--muted);margin-top:3px}.toggle-row input{position:absolute;opacity:0;pointer-events:none}.switch{width:48px;height:28px;border-radius:999px;background:#274052;position:relative;flex:0 0 auto;transition:.2s}.switch:after{content:"";position:absolute;width:22px;height:22px;border-radius:50%;background:white;top:3px;left:3px;transition:.2s;box-shadow:0 2px 10px rgba(0,0,0,.3)}.toggle-row input:checked + .switch{background:var(--accent)}.toggle-row input:checked + .switch:after{transform:translateX(20px);background:#04201d}
.fader-block{margin-top:18px}.fader-head{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;font-weight:700}.fader-head output{color:var(--accent);font-variant-numeric:tabular-nums}input[type=range]{-webkit-appearance:none;width:100%;height:34px;background:transparent;margin:7px 0 0}input[type=range]::-webkit-slider-runnable-track{height:5px;background:rgba(255,255,255,.10);border-radius:999px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--accent);margin-top:-8.5px;box-shadow:0 0 0 5px rgba(var(--accent-rgb),.10)}.fader-grid{display:grid;gap:2px}.microcopy{font-size:11px;color:var(--muted);line-height:1.35;margin-top:-1px}
.text-btn{background:none;border:0;color:var(--accent);font-weight:750;padding:8px}.text-btn.danger{color:#fda4af}.detail-actions{display:flex;gap:2px}.file-chip{margin-top:16px;padding:13px;background:rgba(255,255,255,.035);border:1px solid var(--border);border-radius:calc(var(--radius) - 7px);color:#cbe3ee;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:10px}.tech-grid>div{padding:11px;border-radius:calc(var(--radius) - 7px);background:rgba(255,255,255,.025);border:1px solid var(--border)}.tech-grid span{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.tech-grid strong{display:block;font-size:12px;margin-top:4px;color:#d8edf5}
.test-card ol{padding-left:20px;color:#c6dce6;line-height:1.55;font-size:14px}.test-card li+li{margin-top:5px}
.settings-dialog{width:min(calc(100% - 24px),560px);border:1px solid var(--border);border-radius:var(--radius);background:#0a1826;color:var(--text);padding:0;box-shadow:0 24px 80px rgba(0,0,0,.65)}.settings-dialog::backdrop{background:rgba(2,8,14,.78);backdrop-filter:blur(8px)}.settings-dialog form,.settings-dialog .dialog-body{padding:18px}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head h2{margin:3px 0;font-size:25px}.setting-group{margin-top:22px}.setting-group>label:not(.toggle-row){display:block;font-size:13px;font-weight:700;margin-bottom:10px}.swatches{display:flex;gap:12px}.swatch{width:38px;height:38px;border-radius:12px;border:2px solid rgba(255,255,255,.12);background:var(--swatch);box-shadow:inset 0 0 0 3px rgba(0,0,0,.15)}.toggle-row.inset{padding:0;border:0}
body.extra-dark{--bg:#03080d;--bg2:#06101a;--surface:#091521;--surface2:#0b1b2a}
@media (max-width:390px){.app-shell{padding-left:12px;padding-right:12px}.status-card,.controls-card,.pad-card,.test-card,.bank-card{padding:15px}.key-grid{gap:6px}.key-btn{min-height:58px}.key-btn .key-label{font-size:16px}.primary-actions{grid-template-columns:1fr 1fr}.primary-actions .ghost{grid-column:1/-1}.pad-name{font-size:20px;max-width:58vw}}

.dialog-copy{color:var(--muted);font-size:13px;line-height:1.45;margin:14px 0 10px}.mapping-tools{display:flex;justify-content:flex-end;margin-bottom:10px}.btn.small{min-height:38px;padding:9px 11px;font-size:12px}.mapping-list{display:grid;gap:8px;max-height:min(52dvh,440px);overflow:auto;padding-right:2px}.mapping-row{display:grid;grid-template-columns:minmax(0,1fr) 92px;gap:10px;align-items:center;padding:10px;border:1px solid var(--border);border-radius:calc(var(--radius) - 7px);background:rgba(255,255,255,.025)}.mapping-file{min-width:0}.mapping-file strong{display:block;font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mapping-file span{display:block;color:var(--muted);font-size:10px;margin-top:3px}.mapping-select{width:100%;min-height:40px;border-radius:10px;border:1px solid var(--border);background:#10263a;color:var(--text);padding:7px 9px;font-size:13px}.mapping-status{min-height:20px;margin-top:10px;color:var(--muted);font-size:12px;line-height:1.4}.mapping-status.error{color:#fda4af}.mapping-status.ok{color:var(--accent)}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--accent);font-size:.92em}@media (max-width:430px){.bank-head{align-items:flex-start;flex-direction:column}.bank-actions{justify-content:flex-start}.bank-actions .text-btn{padding-left:0;padding-right:12px}.mapping-row{grid-template-columns:minmax(0,1fr) 88px}}

.crossfade-note{margin-top:12px;padding:11px 12px;border-radius:calc(var(--radius) - 7px);background:rgba(var(--accent-rgb),.06);border:1px solid rgba(var(--accent-rgb),.14);font-size:11px;line-height:1.45;color:var(--muted)}.crossfade-note strong{color:var(--accent)}


/* v0.9 — visual confirmation while a stop fade is in progress */
#stopBtn.stopping{
  opacity:1;
  color:var(--accent);
  border-color:rgba(var(--accent-rgb),.9);
  background:rgba(var(--accent-rgb),.055);
  box-shadow:0 0 0 1px rgba(var(--accent-rgb),.18),0 0 18px rgba(var(--accent-rgb),.16);
  animation:sustain-stop-pulse 1.65s ease-in-out infinite;
}
@keyframes sustain-stop-pulse{
  0%,100%{border-color:rgba(var(--accent-rgb),.46);box-shadow:0 0 0 1px rgba(var(--accent-rgb),.08),0 0 8px rgba(var(--accent-rgb),.06)}
  50%{border-color:var(--accent);box-shadow:0 0 0 2px rgba(var(--accent-rgb),.19),0 0 22px rgba(var(--accent-rgb),.23)}
}
@media (prefers-reduced-motion:reduce){
  #stopBtn.stopping{animation:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(var(--accent-rgb),.16)}
}