/**
 * CDMA Spread Spectrum Simulator — "Virtual Lab" dark oscilloscope theme
 * Scoped to avoid global CSS collision.
 */
#cdma-sim-root {
  max-width: 800px;
  margin: 0 auto;
  background: #121212;
  color: #e0e0e0;
  font-family: 'Courier New', monospace;
  padding: 12px;
  box-sizing: border-box;
}

#cdma-sim-root * {
  box-sizing: border-box;
}

#cdma-sim-root .cdma-control-panel {
  background: #1e1e1e;
  padding: 12px 16px;
  border: 1px solid #333;
  border-radius: 4px;
  margin-bottom: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  align-items: center;
}

#cdma-sim-root .cdma-control-panel-second,
#cdma-sim-root .cdma-control-panel.cdma-control-row-line {
  margin-bottom: 10px;
}

#cdma-sim-root .cdma-control-row-data input[type="text"] {
  width: 100%;
  max-width: 620px;
  min-width: 200px;
}

#cdma-sim-root .cdma-control-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

#cdma-sim-root .cdma-control-row label {
  color: #00ff00;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

#cdma-sim-root .cdma-control-row input[type="text"],
#cdma-sim-root .cdma-control-row input[type="number"] {
  background: #0a0a0a;
  border: 1px solid #444;
  color: #00ff00;
  padding: 4px 8px;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  width: 120px;
}

#cdma-sim-root .cdma-control-row input[type="number"][id*="cell-id"] {
  width: 64px;
}

#cdma-sim-root .cdma-control-row input[type="number"]#cdma-rrc-alpha {
  width: 112px;
}

#cdma-sim-root .cdma-control-row input[type="range"] {
  width: 100px;
  accent-color: #00ff00;
}

#cdma-sim-root .cdma-control-row .cdma-val {
  color: #ffaa00;
  min-width: 36px;
  font-size: 0.85rem;
}

#cdma-sim-root .cdma-control-row input[type="checkbox"] {
  accent-color: #00ff00;
  cursor: pointer;
}

#cdma-sim-root .cdma-control-row select {
  background: #0a0a0a;
  border: 1px solid #444;
  color: #00ff00;
  padding: 4px 8px;
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  cursor: pointer;
}

#cdma-sim-root .cdma-scope-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

#cdma-sim-root .cdma-scope-pane {
  background: #050505;
  border: 2px solid #333;
  border-radius: 4px;
  box-shadow: inset 0 0 12px rgba(0, 255, 0, 0.08);
  overflow: hidden;
}

#cdma-sim-root .cdma-scope-pane .cdma-pane-label {
  color: #00ff00;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 10px;
  border-bottom: 1px solid #333;
  background: #0a0a0a;
}

#cdma-sim-root .cdma-scope-pane canvas {
  display: block;
  width: 100%;
  height: 160px;
  background: #050505;
}

#cdma-sim-root .cdma-const-pane {
  margin-top: 16px;
  background: #050505;
  border: 2px solid #333;
  border-radius: 4px;
  box-shadow: inset 0 0 12px rgba(0, 255, 0, 0.08);
}

#cdma-sim-root .cdma-const-pane .cdma-pane-label {
  color: #00ff00;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 10px;
  border-bottom: 1px solid #333;
  background: #0a0a0a;
}

#cdma-sim-root .cdma-const-pane canvas,
#cdma-sim-root .cdma-scope-pane.cdma-const-cell canvas {
  display: block;
  width: 100%;
  height: 200px;
  background: #050505;
}

#cdma-sim-root .cdma-stats-panel {
  display: flex;
  gap: 24px;
  padding: 8px 12px;
  background: #1a1a1a;
  border: 1px solid #333;
  border-radius: 4px;
  margin-bottom: 12px;
}

#cdma-sim-root .cdma-stat {
  color: #e0e0e0;
  font-size: 0.9rem;
}

#cdma-sim-root .cdma-stat b {
  color: #00ff00;
}

#cdma-sim-root .cdma-btn {
  background: #0a0a0a;
  border: 1px solid #444;
  color: #00ff00;
  padding: 6px 12px;
  font-family: 'Courier New', monospace;
  font-size: 0.85rem;
  cursor: pointer;
}

#cdma-sim-root .cdma-btn:hover {
  background: #1a1a1a;
  border-color: #00ff00;
}

#cdma-sim-root canvas[id*="spectrum"],
#cdma-sim-root canvas[id*="plot-7"],
#cdma-sim-root canvas[id*="plot-8"] {
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

#cdma-sim-root .cdma-scope-pane {
  position: relative;
}

#cdma-sim-root .cdma-pane-correlation,
#cdma-sim-root #cdma-pane-correlation {
  border: 2px solid #ffaa00;
  box-shadow: 0 0 15px rgba(255, 170, 0, 0.3);
}

#cdma-sim-root .cdma-pane-correlation canvas {
  box-shadow: 0 0 12px rgba(255, 170, 0, 0.2);
}

#cdma-sim-root .cdma-scope-pane canvas {
  filter: contrast(1.1) brightness(1.05);
}

#cdma-sim-root .cdma-scope-pane .cdma-pane-label {
  border-left: 3px solid #00ff00;
  padding-left: 10px;
  font-weight: bold;
  background: linear-gradient(90deg, #1a1a1a, transparent);
}