.karplus-strong-page {
  --accent: #e6c56e;
  --accent-soft: color-mix(in oklab, var(--accent) 54%, transparent);
  --accent-glow: color-mix(in oklab, var(--accent) 20%, transparent);
  --ks-cyan: #73d9d2;
  --ks-coral: #ff8f72;
  --ks-violet: #ba9cff;
}

.karplus-strong-page .shell {
  grid-template-columns: minmax(0, 1fr) clamp(320px, 24vw, 390px);
}

.karplus-strong-page .stage-wrap {
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 48%, rgba(230, 197, 110, .07), transparent 44%),
    linear-gradient(rgba(230, 197, 110, .018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(230, 197, 110, .018) 1px, transparent 1px),
    var(--bg-deep);
  background-size: auto, 38px 38px, 38px 38px, auto;
}

.karplus-strong-page #stage {
  cursor: crosshair;
  touch-action: none;
}

.karplus-strong-page #stage:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: -3px;
}

.ks-stage-title {
  position: absolute;
  z-index: 3;
  top: 22px;
  left: 24px;
  display: grid;
  pointer-events: none;
  text-transform: uppercase;
}

.ks-stage-title p,
.ks-stage-title h1,
.ks-stage-title small {
  margin: 0;
}

.ks-stage-title p {
  color: var(--accent);
  font-size: 7px;
  font-weight: 700;
  letter-spacing: .17em;
}

.ks-stage-title h1 {
  margin-top: 5px;
  color: var(--ink);
  font-size: clamp(24px, 4vw, 54px);
  font-style: italic;
  font-weight: 760;
  letter-spacing: -.02em;
  line-height: .95;
}

.ks-stage-title small {
  margin-top: 7px;
  color: var(--muted);
  font-size: 8px;
  letter-spacing: .11em;
}

.ks-stage-legend {
  position: absolute;
  z-index: 3;
  right: 24px;
  bottom: 22px;
  display: grid;
  min-width: min(320px, 45vw);
  pointer-events: none;
  color: var(--muted);
  grid-template-columns: auto minmax(18px, 1fr) auto minmax(18px, 1fr) auto;
  align-items: center;
  gap: 7px;
  font-size: 7px;
  letter-spacing: .11em;
}

.ks-stage-legend i {
  height: 1px;
  background: linear-gradient(90deg, var(--line), var(--accent), var(--line));
}

.ks-pluck-row {
  display: grid;
  margin: 7px 0 15px;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
}

.ks-selected-note {
  display: grid;
  min-width: 0;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  gap: 3px 9px;
}

.ks-selected-note b {
  color: var(--ink);
  font-size: 17px;
  font-weight: 620;
  letter-spacing: .04em;
}

.ks-selected-note span {
  color: var(--accent);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}

.ks-selected-note small {
  color: var(--muted);
  grid-column: 1 / -1;
  font-size: 7px;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.ks-preset-grid {
  display: grid;
  margin: 7px 0 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 5px;
}

.ks-preset-grid button {
  min-width: 0;
  min-height: 34px;
  padding: 6px 5px;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  color: var(--muted);
  background: var(--bg-deep);
  font-size: 7px;
  font-weight: 700;
  letter-spacing: .05em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.ks-preset-grid button {
  min-height: 39px;
}

.ks-preset-grid button:hover,
.ks-preset-grid button:focus-visible {
  border-color: var(--accent);
  color: var(--ink);
}

.ks-preset-grid button[aria-pressed="true"] {
  border-color: var(--accent);
  color: var(--bg-deep);
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.ks-spacing-switch {
  margin-bottom: 9px;
}

.ks-tuning-sliders {
  display: grid;
  margin: 2px 0 9px;
  gap: 2px;
}

.ks-tuning-slider {
  margin: 0;
}

.ks-tuning-slider output {
  color: var(--ks-cyan);
  font-variant-numeric: tabular-nums;
}

.ks-tuning-slider input[type="range"] {
  height: 34px;
  padding-top: 12px;
  padding-bottom: 7px;
}

.ks-tuning-slider .form-range-poles {
  margin-top: -5px;
}

.ks-field-stats {
  display: flex;
  min-width: 0;
  margin-bottom: 12px;
  padding: 7px 9px;
  border-left: 2px solid var(--ks-cyan);
  color: var(--muted);
  background: color-mix(in oklab, var(--ks-cyan) 5%, transparent);
  align-items: baseline;
  justify-content: space-between;
  gap: 9px;
  font-size: 8px;
  font-variant-numeric: tabular-nums;
}

.ks-field-stats b {
  color: var(--ks-cyan);
  font-size: 9px;
  font-weight: 600;
  white-space: nowrap;
}

.ks-field-stats span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ks-bend-row {
  margin: 2px 0 11px;
  align-items: end;
}

.ks-bend-row .control {
  margin: 0;
}

.ks-bend-row .form-range-reset {
  min-height: 44px;
}

.ks-knob-bank {
  display: grid;
  margin: 15px 0 18px;
  grid-template-columns: repeat(3, minmax(70px, 1fr));
  align-items: start;
  gap: 15px 8px;
}

.ks-knob {
  display: grid;
  min-width: 0;
  margin: 0;
  justify-items: center;
  gap: 6px;
}

.ks-knob > span {
  display: grid;
  width: 100%;
  min-width: 0;
  justify-items: center;
  gap: 3px;
}

.ks-knob b,
.ks-knob output {
  width: 100%;
  overflow: hidden;
  font-size: 7px;
  line-height: 1.1;
  text-align: center;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.ks-knob b {
  color: var(--muted);
  letter-spacing: .06em;
}

.ks-knob output {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.ks-knob-dial {
  --knob-angle: -135deg;
  --knob-fill: 0%;
  position: relative;
  width: 60px;
  height: 60px;
  border: 1px solid color-mix(in oklab, var(--accent) 58%, var(--line));
  border-radius: 50%;
  cursor: ns-resize;
  background:
    radial-gradient(circle at 50% 50%, #11171a 0 43%, transparent 44%),
    conic-gradient(
      from -135deg,
      var(--accent) 0 var(--knob-fill),
      rgba(255, 255, 255, .1) var(--knob-fill) 75%,
      transparent 75% 100%
    ),
    radial-gradient(circle at 34% 27%, rgba(255, 255, 255, .16), transparent 37%),
    var(--bg-deep);
  box-shadow:
    inset 0 -7px 13px rgba(0, 0, 0, .42),
    0 0 14px var(--accent-glow);
  touch-action: none;
}

.ks-knob-dial::before {
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(255, 255, 255, .07);
  border-radius: 50%;
  content: "";
}

.ks-knob-dial::after {
  position: absolute;
  top: 8px;
  left: calc(50% - 1px);
  width: 2px;
  height: 18px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 7px var(--accent);
  content: "";
  transform: rotate(var(--knob-angle));
  transform-origin: 1px 22px;
}

.ks-knob-dial:hover,
.ks-knob-dial:focus-visible {
  border-color: var(--ks-cyan);
  outline: 1px solid var(--ink);
  outline-offset: 3px;
  box-shadow:
    inset 0 -7px 13px rgba(0, 0, 0, .42),
    0 0 18px color-mix(in oklab, var(--ks-cyan) 30%, transparent);
}

.ks-signal-card {
  display: grid;
  margin: 4px 0 12px;
  padding: 10px;
  border: 1px solid var(--line);
  background: var(--bg-deep);
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 6px;
}

.ks-signal-card span {
  display: grid;
  min-width: 0;
  gap: 3px;
  text-align: center;
}

.ks-signal-card b,
.ks-signal-card small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ks-signal-card b {
  color: var(--accent);
  font-size: 7px;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.ks-signal-card small {
  color: var(--muted);
  font-size: 6px;
}

.ks-signal-card i {
  color: var(--faint);
  font-size: 8px;
  font-style: normal;
}

@media (max-width: 900px) {
  .karplus-strong-page .shell {
    grid-template-columns: minmax(0, 1fr) 320px;
  }

  .ks-signal-card {
    grid-template-columns: 1fr 1fr;
  }

  .ks-signal-card i {
    display: none;
  }
}

@media (max-width: 760px) {
  .karplus-strong-page .shell {
    display: block;
  }

  .karplus-strong-page .panel {
    border-top: 1px solid var(--line-strong);
    border-left: 0;
  }

  .ks-knob-bank {
    grid-template-columns: repeat(auto-fit, minmax(74px, 1fr));
  }
}

@media (max-width: 520px) {
  .karplus-strong-page .stage-meta {
    top: 80px;
    font-size: 7px;
  }

  .karplus-strong-page .stage-meta span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .ks-stage-title {
    top: 16px;
    left: 16px;
  }

  .ks-stage-title h1 {
    font-size: 28px;
  }

  .ks-stage-legend {
    right: 16px;
    left: 16px;
    min-width: 0;
  }

  .ks-knob-bank {
    grid-template-columns: repeat(3, minmax(64px, 1fr));
  }

  .ks-knob-dial {
    width: 54px;
    height: 54px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .karplus-strong-page button,
  .ks-knob-dial {
    transition: none;
  }
}