:root {
  --bg: #0e1014;
  --panel: #1a1d24;
  --panel-edge: #262a33;
  --ink: #e7e9ef;
  --ink-dim: #8a8f9a;
  --accent: #ff5a3c;
  --accent-dim: #a03826;
  --good: #4ade80;
  --bad: #ef4444;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font: 14px/1.4 -apple-system, "Segoe UI", Roboto, Inter, sans-serif;
}

h1 { font-size: 16px; margin: 0; font-weight: 700; letter-spacing: 0.02em; }
h2 {
  font-size: 11px;
  margin: 0 0 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
h2 .muted { font-weight: 400; font-size: 10px; letter-spacing: 0; text-transform: none; margin-left: 8px; }

.bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--panel-edge);
  flex-wrap: wrap;
}
.bar.small { font-size: 11px; color: var(--ink-dim); border-top: 1px solid var(--panel-edge); border-bottom: none; }
.bar.small a { color: var(--ink-dim); }

.ports { display: flex; gap: 12px; align-items: center; margin-left: auto; flex-wrap: wrap; }
.ports label { display: flex; align-items: center; gap: 6px; color: var(--ink-dim); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
.ports select, .ports button {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--panel-edge);
  border-radius: 4px;
  padding: 4px 8px;
  font: inherit;
}
.ports button { cursor: pointer; }
.ports button:hover { border-color: var(--accent-dim); }

.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--bad); }
.dot-ok { background: var(--good); box-shadow: 0 0 6px var(--good); }
.dot-off { background: #444; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 12px;
  max-width: 1400px;
  margin: 0 auto;
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 6px;
  padding: 12px;
}
.span-2 { grid-column: 1 / -1; }

/* Pads */
.pads { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.pad {
  flex: 1 1 80px;
  min-height: 64px;
  border: 1px solid var(--panel-edge);
  border-radius: 5px;
  background: var(--bg);
  color: var(--ink);
  font: 600 12px/1.2 inherit;
  cursor: pointer;
  user-select: none;
  transition: background .05s;
}
.pad:hover { border-color: var(--accent-dim); }
.pad.active { background: var(--accent); color: #000; border-color: var(--accent); }

/* Knob grid */
.knobs { display: grid; grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 10px; }
.knobs label, .subgrid label, .row {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 11px; color: var(--ink-dim);
  letter-spacing: 0.06em; text-transform: uppercase;
}
.row { flex-direction: row; align-items: center; }
.row input[type=range] { flex: 1; }

input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  width: 100%;
  margin: 4px 0;
}
input[type=range]::-webkit-slider-runnable-track {
  height: 4px; background: var(--bg); border: 1px solid var(--panel-edge); border-radius: 2px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); margin-top: -6px;
  border: 1px solid #000;
  cursor: pointer;
}
input[type=range]::-moz-range-track { height: 4px; background: var(--bg); border: 1px solid var(--panel-edge); border-radius: 2px; }
input[type=range]::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--accent); border: 1px solid #000; cursor: pointer; }

output {
  align-self: flex-end;
  font: 600 11px/1 "SF Mono", "Cascadia Mono", ui-monospace, monospace;
  color: var(--ink);
  letter-spacing: 0;
  min-width: 24px;
  text-align: right;
}

/* LFO wave grid */
.lfo-waves { display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; margin-bottom: 10px; }
.lfo-wave {
  padding: 6px 0;
  border: 1px solid var(--panel-edge);
  border-radius: 3px;
  background: var(--bg);
  color: var(--ink-dim);
  font: 600 10px/1 "SF Mono", "Cascadia Mono", ui-monospace, monospace;
  cursor: pointer;
  text-align: center;
}
.lfo-wave:hover { border-color: var(--accent-dim); color: var(--ink); }
.lfo-wave.active { background: var(--accent); color: #000; border-color: var(--accent); }

/* Preset grid 10×10 */
.preset-grid {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 3px;
}
.preset-cell {
  aspect-ratio: 1;
  border: 1px solid var(--panel-edge);
  border-radius: 3px;
  background: var(--bg);
  color: var(--ink-dim);
  font: 600 11px/1 "SF Mono", "Cascadia Mono", ui-monospace, monospace;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.preset-cell:hover { border-color: var(--accent-dim); color: var(--ink); }
.preset-cell.active { background: var(--accent); color: #000; border-color: var(--accent); }

@media (max-width: 720px) {
  .preset-grid { grid-template-columns: repeat(5, 1fr); }
  .lfo-waves { grid-template-columns: repeat(4, 1fr); }
}