/* Custom CSS Variables */
:root {
  --pico-font-size: 0.875rem;
  --pico-line-height: 0.875rem;
}

/* Toggle styles */
.osc-toggle-label {
  display: inline-block;
  margin-right: 1rem;
}

.switch-compact {
  margin: 0;
}

.keyboard-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--pico-muted-color, #b3b3b3);
  margin-top: 0.35rem;
}

.mouse-osc-toggle,
.midi-osc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0.35rem 0 0.5rem;
}

.spectrum-toggle {
  position: absolute;
  bottom: 20px;
  right: 5px;
  margin: 0;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.spectrum-toggle input {
  margin: 0;
}

/* Canvas containers */
.canvas-container {
  position: relative;
}

/* Canvas elements */
.waveform-canvas {
  width: 100%;
  background: #1a1a1a;
  border-radius: 8px;
  margin-bottom: 1rem;
}

#osc1Canvas,
#osc2Canvas {
  height: 100px;
}

#masterCanvas {
  height: 150px;
}

/* Scale controls */
.scale-controls {
  position: absolute;
  top: 4px;
  right: 4px;
  display: flex;
  gap: 0.25rem;
}

.scale-btn {
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  border-radius: 4px;
  user-select: none;
  cursor: pointer;
}

/* Delete button */
#deletePresetBtn {
  background-color: var(--pico-color-red-500);
  color: white;
}

/* File input */
#presetFileInput {
  display: none;
}

/* Button groups - prevent overflow */
[role="group"] {
  display: flex;
  flex-wrap: wrap;
}

[role="group"] button {
  flex: 1 1 auto;
  min-width: fit-content;
  white-space: nowrap;
}

/* Routing Modal Diagram */
.routing-diagram {
  max-width: 600px;
  margin: 0 auto;
  padding: 1rem;
}

.routing-section {
  margin: 1.5rem 0;
  text-align: center;
}

.routing-section h4 {
  margin-bottom: 0.75rem;
  color: var(--pico-primary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.routing-node {
  background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  margin: 0.5rem auto;
  max-width: 300px;
  font-weight: 500;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.routing-node small {
  display: block;
  margin-top: 0.25rem;
  opacity: 0.7;
  font-size: 0.75rem;
}

.routing-node.source {
  border-color: var(--pico-color-cyan-400);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pico-color-cyan-400) 24%, transparent),
    color-mix(in srgb, var(--pico-color-cyan-400) 12%, transparent));
}

.routing-node.filter {
  border-color: var(--pico-color-pink-400);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pico-color-pink-400) 24%, transparent),
    color-mix(in srgb, var(--pico-color-pink-400) 12%, transparent));
}

.routing-node.effect {
  border-color: var(--pico-color-amber-400);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pico-color-amber-400) 24%, transparent),
    color-mix(in srgb, var(--pico-color-amber-400) 12%, transparent));
}

.routing-node.master {
  border-color: var(--pico-color-emerald-400);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pico-color-emerald-400) 24%, transparent),
    color-mix(in srgb, var(--pico-color-emerald-400) 12%, transparent));
}

.routing-node.destination {
  border-color: var(--pico-color-red-400);
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--pico-color-red-400) 24%, transparent),
    color-mix(in srgb, var(--pico-color-red-400) 12%, transparent));
  font-size: 1.25rem;
}

.routing-arrow {
  text-align: center;
  font-size: 2rem;
  color: var(--pico-primary);
  margin: 0.5rem 0;
  line-height: 1;
}

.routing-lfo {
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(255,255,255,0.05);
  border-radius: 6px;
  border: 1px dashed rgba(255,255,255,0.2);
}

.lfo-connection {
  font-size: 0.875rem;
  opacity: 0.8;
  padding: 0.25rem;
  font-family: monospace;
}

/* Routing Modal Styles */
.routing-diagram {
  padding: 1rem 0;
}

.routing-flow {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.routing-section {
  text-align: center;
}

.routing-section h4 {
  margin-bottom: 0.5rem;
  color: var(--pico-primary);
}

.routing-node {
  background: rgba(255, 255, 255, 0.05);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  margin: 0.25rem 0;
  border-left: 3px solid var(--pico-primary);
}

.routing-node.final {
  background: rgba(var(--pico-primary-rgb), 0.1);
  font-weight: bold;
  font-size: 1.1rem;
}

.routing-arrow {
  font-size: 1.5rem;
  color: var(--pico-primary);
  margin: 0.25rem 0;
}

.routing-notes {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--pico-muted-border-color);
}

.routing-notes h4 {
  margin-bottom: 0.5rem;
}

.routing-notes ul {
  margin: 0;
  padding-left: 1.5rem;
}