:root {
  --bg-dark: #1a1a1a;
  --panel-dark: #2a2a2a;
  --top-bar: #0d0d0d;
  --text-light: #cccccc;
  --text-dim: #999999;
  --border-color: #333333;
  --inspector-width: 245px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Courier New', monospace;
  color: var(--text-light);
  background: var(--bg-dark);
  overflow: hidden;
  width: 100vw;
  height: 100vh;
}

.top-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 40px;
  background: var(--top-bar);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 0 0 4px;
  gap: 4px;
  z-index: 100;
}

#status-text {
  margin-left: 5px;
}

.main-content {
  position: fixed;
  top: 40px;
  left: 0;
  width: 100%;
  height: calc(100vh - 40px);
  display: flex;
}

.canvas-area {
  flex: 1;
  height: 100%;
  background: var(--panel-dark);
  position: relative;
  overflow: hidden;
}

canvas:focus {
  outline: none;
}

.inspector-panel {
  width: var(--inspector-width);
  height: 100%;
  background: var(--bg-dark);
  border-left: 1px solid var(--border-color);
  overflow-y: auto;
  padding-top: 16px;
  padding-bottom: 16px;
  padding-left: 0px;
  padding-right: 0px;
}

.knob-row {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 15px;
}

.inspector-section {
  margin-bottom: 24px;
}

.inspector-title {
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-light);
  padding-left: 16px;
  margin-bottom: 12px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border-color);
}

#seq-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: default;
}

.inspector-panel::-webkit-scrollbar {
  width: 8px;
}

.inspector-panel::-webkit-scrollbar-track {
  background: #0d0d0d;
}

.inspector-panel::-webkit-scrollbar-thumb {
  background: #333;
  border-radius: 4px;
}

.inspector-panel::-webkit-scrollbar-thumb:hover {
  background: #444;
}

.knob-container {
  padding-right: 12px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  user-select: none;
  cursor: pointer;
}

.knob-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
  color: #999;
}

.knob-value {
  font-size: 14px;
  margin-top: 4px;
  margin-bottom: 6px;
  font-weight: bold;
  min-width: 40px;
  text-align: center;
}

.knob-svg {
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}