.synth-layout {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  gap: 16px;
  padding: 16px 22px 30px 22px;
}



.sound-sidebar {
  width: 250px;
  flex-shrink: 0;
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 10px;
}
.sound-nav-group + .sound-nav-group { margin-top: 14px; }
.sound-nav-group h4 {
  margin: 4px 8px 6px;
  font-family: var(--sans);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  font-weight: 600;
}
.sound-nav-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-radius: 6px;
  padding: 7px 9px;
  font-family: var(--sans);
  font-size: 11.5px;
  color: var(--text-dim);
  cursor: pointer;
  line-height: 1.3;
}
.sound-nav-item:hover { background: var(--panel-raised); color: var(--text); }
.sound-nav-item.active {
  background: rgba(77, 255, 158, 0.1);
  color: var(--accent);
  font-weight: 600;
}



.sound-main {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
}

.synth-intro {
  font-family: var(--sans);
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.4;
  margin: 0;
  flex: 0 0 auto;
}
.synth-intro strong { color: var(--text); }



.synth-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-start;
}


.controls-row {
  display: grid;
  
  grid-template-columns: 1.3fr 0.85fr 0.75fr 1.3fr 1fr 1.1fr 0.9fr;
  gap: 12px;
  align-items: stretch;
}

.example-row {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}
.example-row .sound-example-card {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 24px;
}


.adsr-window {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.adsr-window .adsr-chart {
  flex: 1;
  min-height: 0;
  width: 100%;
  max-width: 100%;
  max-height: 100%;
  aspect-ratio: 1 / 1;
}

.synth-section {
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
}

.synth-section h3 {
  margin: 0 0 10px;
  font-family: var(--sans);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  font-weight: 600;
  flex: 0 0 auto;
}

.synth-row.top .synth-section { flex: 1 1 140px; }

.filter-controls { gap: 40px; }

.synth-controls {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
}


.mixer-controls,
.filter-controls {
  flex: 1;
  align-items: center;
}



.knob-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 54px;
}

.knob-svg {
  width: 46px;
  height: 46px;
  overflow: visible;
}
.knob-svg.large {
  width: 62px;
  height: 62px;
}

.knob-ring-bg {
  fill: var(--panel-raised);
  stroke: var(--hairline-strong);
  stroke-width: 1;
}
.knob-tick {
  stroke: var(--text-dim);
  stroke-width: 1.5;
}
.knob-num {
  font-family: var(--sans);
  font-size: 8px;
  fill: var(--text-dim);
  text-anchor: middle;
  dominant-baseline: middle;
}
.knob-body {
  fill: url(#knobBodyGrad);
  stroke: var(--hairline-strong);
  stroke-width: 1;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.5));
}
.knob-pointer {
  transform-origin: 35px 35px;
  transform: rotate(var(--angle, -110deg));
}
.knob-pointer-line {
  stroke: #ffffff;
  stroke-width: 2.4;
  stroke-linecap: round;
  filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.65));
}
.knob-pointer-dot {
  fill: #ffffff;
  filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.65));
}

.knob-label {
  font-family: var(--sans);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.25;
}



.osc-section { flex: 1 1 300px; }
.osc-rows {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 32px;
}
.osc-row { display: flex; align-items: flex-end; gap: 12px; }
.osc-side-label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--sans);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
}


.knob-octave { overflow: visible; }
.knob-led {
  fill: var(--panel);
  stroke: var(--hairline-strong);
  stroke-width: 0.8;
}
.knob-led.on {
  fill: #ff5c5c;
  filter: drop-shadow(0 0 2px rgba(255, 92, 92, 0.7));
}


.mini-btn-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  width: 40px;
  padding-bottom: 8px;
}
.mini-btn {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  background: linear-gradient(160deg, var(--panel-raised), #0a0c14);
  border: 1px solid var(--hairline-strong);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.06);
}
.mini-btn.on {
  border-color: var(--accent-dim);
  box-shadow: 0 0 6px var(--accent-dim), inset 0 1px 1px rgba(255, 255, 255, 0.1);
}


.mixer-col { display: flex; flex-direction: column; gap: 10px; }


.filter-side-knobs { display: flex; flex-direction: column; gap: 10px; }
.filter-cutoff .knob-tick { stroke: #ff8c1a; stroke-width: 2; }
.filter-cutoff .knob-num { fill: #ff8c1a; }
.filter-cutoff .knob-ring-bg { stroke: #ff8c1a; stroke-width: 1.5; }



.switch-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: 52px;
}
.switch-mini {
  width: 30px;
  height: 15px;
  border-radius: 6px;
  background: var(--panel-raised);
  border: 1px solid var(--hairline-strong);
  position: relative;
}
.switch-mini::after {
  content: '';
  position: absolute;
  top: 2px;
  left: var(--pos, 2px);
  width: 11px;
  height: 9px;
  border-radius: 5px;
  background: var(--text-dim);
}
.switch-mini.on::after { background: var(--accent); left: 17px; }



.synth-btn-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.synth-btn {
  font-family: var(--sans);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  background: var(--panel-raised);
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  padding: 6px 8px;
  cursor: default;
}
.synth-btn.on { color: var(--accent); border-color: var(--accent-dim); }



.mini-display {
  background: #04140d;
  border: 1px solid var(--hairline-strong);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--accent);
  text-shadow: 0 0 6px var(--accent-dim);
  margin-bottom: 10px;
}

.envelope-blocks {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 32px;
}
.envelope-block h4 {
  margin: 0 0 6px;
  font-family: var(--sans);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}



.patch-strip {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.patch-btn {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  background: var(--panel-raised);
  border: 1px solid var(--hairline-strong);
  color: var(--text-dim);
  font-family: var(--sans);
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.patch-btn.on { color: var(--accent); border-color: var(--accent-dim); background: rgba(77, 255, 158, 0.08); }

@media (max-width: 900px) {
  .synth-row { flex-direction: column; }
}



.explain-title {
  font-family: var(--sans);
  font-size: 19px;
  margin: 0 0 10px;
  color: var(--text);
}
.explain-copy {
  font-family: var(--sans);
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-dim);
  max-width: 780px;
  margin: 0 0 16px;
}
.explain-copy strong { color: var(--text); }



.sound-example-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  flex: 0 0 auto;
}
.sound-example-header h2 { margin: 0; }
.sound-select {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
}
.sound-select:focus { outline: 1px solid var(--accent-dim); }
.sound-category-tag {
  font-family: var(--sans);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal);
  background: rgba(77, 232, 201, 0.12);
  border: 1px solid rgba(77, 232, 201, 0.3);
  border-radius: 999px;
  padding: 4px 10px;
}
.sound-settings-list {
  font-family: var(--sans);
  font-size: 13px;
  color: var(--text-dim);
  line-height: 2;
  margin: 0 0 4px;
  padding-left: 20px;
}
.sound-settings-list strong { color: var(--accent); }



.suggestion-window { justify-content: flex-start; }
.suggestion-block + .suggestion-block { margin-top: 14px; }
.suggestion-block h4 {
  margin: 0 0 4px;
  font-family: var(--sans);
  font-size: 11px;
  color: var(--text);
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.suggestion-type {
  font-size: 10px;
  color: var(--accent);
  text-transform: none;
  font-weight: 400;
}
.suggestion-text {
  margin: 0;
  font-family: var(--sans);
  font-size: 11px;
  line-height: 1.55;
  color: var(--text-dim);
}


.adsr-fill-attack { fill: var(--danger); fill-opacity: 0.75; }
.adsr-fill-decay { fill: var(--amber); fill-opacity: 0.75; }
.adsr-fill-sustain { fill: var(--teal); fill-opacity: 0.75; }
.adsr-fill-release { fill: var(--violet); fill-opacity: 0.75; }
.adsr-outline {
  fill: none;
  stroke: #f5f6fa;
  stroke-width: 2;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 3px rgba(245, 246, 250, 0.4));
}
.adsr-axis { stroke: var(--hairline-strong); stroke-width: 1.5; }
.adsr-axis-label {
  font-family: var(--sans);
  font-size: 10px;
  fill: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.adsr-phase-label {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  fill: var(--text);
  text-anchor: middle;
}
.adsr-phase-sub {
  font-family: var(--sans);
  font-size: 9px;
  fill: var(--text-dim);
  text-anchor: middle;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.adsr-marker-line { stroke-width: 1.4; stroke-dasharray: 3 3; }
.adsr-marker-text {
  font-family: var(--sans);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}