.breadboard-layout {
  grid-template-columns: minmax(230px, 270px) minmax(0, 1fr);
  align-items: start;
}

body[data-breadboard-embed="true"] .site-ribbon,
body[data-breadboard-embed="true"] .hero,
body[data-breadboard-embed="true"] .breadboard-sidebar,
body[data-breadboard-embed="true"] .app-footer {
  display: none;
}

body[data-breadboard-embed="true"] {
  padding: 0;
  background: transparent;
  overflow: hidden;
}

body[data-breadboard-embed="true"] .shell {
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

body[data-breadboard-embed="true"] .breadboard-layout {
  grid-template-columns: 1fr;
}

body[data-breadboard-embed="true"] .breadboard-canvas-column,
body[data-breadboard-embed="true"] .breadboard-canvas-panel {
  gap: 0;
  min-height: 0;
}

body[data-breadboard-embed="true"] .breadboard-canvas-panel {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

body[data-breadboard-embed="true"] .breadboard-canvas-panel>.panel-header {
  display: none;
}

body[data-breadboard-embed="true"] .breadboard-canvas-shell {}

body[data-breadboard-embed="true"] .device-rotate-button,
body[data-breadboard-embed="true"] .device-delete-button {
  display: none;
}

.breadboard-sidebar,
.breadboard-canvas-column {
  gap: 16px;
}

.breadboard-tool-grid {
  display: grid;
  gap: 10px;
}

.breadboard-layout-picker {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}


.breadboard-layout-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.breadboard-layout-select {
  width: 100%;
  min-height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background: rgba(255, 255, 255, 0.9);
  color: #0f172a;
  padding: 0 12px;
  font: 600 0.92rem 'Segoe UI', sans-serif;
}

.breadboard-tool-grid button {
  width: 100%;
}

.breadboard-note {
  margin-top: 14px;
}

.breadboard-hud {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.92));
  border: 1px solid rgba(148, 163, 184, 0.24);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.breadboard-hud-item {
  display: grid;
  gap: 6px;
}

.breadboard-hud .label {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
}

.breadboard-hud .value {
  color: #0f172a;
}

.breadboard-hud-bus .breadboard-bus-legend {
  justify-content: flex-start;
}

.breadboard-status-list {
  margin-top: 0;
  padding: 12px 14px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.96), rgba(241, 245, 249, 0.92));
  border: 1px solid rgba(148, 163, 184, 0.24);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.breadboard-canvas-column .breadboard-status-list {
  margin-top: 4px;
}



.breadboard-status-list .status-row+.status-row {
  border-top: 1px solid rgba(148, 163, 184, 0.16);
}

.breadboard-status-list .label {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #64748b;
}

.breadboard-status-list .value {
  min-width: 0;
  color: #0f172a;
}

.breadboard-wire-color-row {
  align-items: center;
}

.breadboard-wire-color-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.6rem;
}

#breadboardWarningsText.is-warning {
  color: #b45309;
  font-weight: 700;
}

#breadboardLastWireColor {
  width: 3rem;
  height: 2rem;
  padding: 0;
  border: 1px solid rgba(148, 163, 184, 0.4);
  border-radius: 0.55rem;
  background: transparent;
  cursor: pointer;
}

#breadboardLastWireColor:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.breadboard-bus-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
}

.breadboard-bus-legend-row {
  align-items: center;
}

.breadboard-bus-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(226, 232, 240, 0.88);
  color: #0f172a;
  font-size: 0.82rem;
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.breadboard-bus-chip-swatch {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  border: 1px solid rgba(15, 23, 42, 0.12);
}

.breadboard-json-stack {
  gap: 12px;
}

#breadboardJsonInput {
  width: 100%;
  min-height: 220px;
  resize: vertical;
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.88rem;
  line-height: 1.55;
}

.breadboard-canvas-shell {
  position: relative;
  overflow: hidden;

  background: rgb(255, 255, 255);

  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 14px 30px rgba(51, 65, 85, 0.08);
}

.breadboard-svg {
  display: block;
  width: 100%;
  height: auto;
  user-select: none;
  touch-action: none;
}

.breadboard-wire {
  fill: none;
  stroke-width: 7;
  stroke-linecap: round;
  stroke-linejoin: round;
  cursor: pointer;
  filter: drop-shadow(0 4px 8px rgba(15, 23, 42, 0.16));
}

.breadboard-wire:hover,
.breadboard-wire:focus-visible {
  stroke-width: 9;
  outline: none;
}

.breadboard-wire-preview {
  fill: none;
  stroke-width: 6;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 10 8;
  opacity: 0.72;
  pointer-events: none;
  filter: drop-shadow(0 2px 6px rgba(15, 23, 42, 0.12));
}

.breadboard-device .device-body {
  filter: drop-shadow(0 12px 18px rgba(15, 23, 42, 0.16));
}

.breadboard-device .device-handle {
  cursor: grab;
}

.breadboard-device.is-dragging .device-handle {
  cursor: grabbing;
}

.breadboard-device .device-rotate-button {
  cursor: pointer;
}

.breadboard-device .device-delete-button {
  cursor: pointer;
}

.breadboard-device .device-rotate-button rect {
  fill: rgba(255, 255, 255, 0.16);

  transition: fill 0.14s ease, stroke 0.14s ease, transform 0.14s ease;
}

.breadboard-device .device-delete-button rect {
  fill: rgba(127, 29, 29, 0.52);

  transition: fill 0.14s ease, stroke 0.14s ease, transform 0.14s ease;
}

.breadboard-device .device-rotate-button:hover rect,
.breadboard-device .device-rotate-button:focus-visible rect {
  fill: rgba(255, 255, 255, 0.26);

}

.breadboard-device .device-delete-button:hover rect,
.breadboard-device .device-delete-button:focus-visible rect {
  fill: rgba(220, 38, 38, 0.78);

}

.breadboard-device .device-rotate-button:focus-visible {
  outline: none;
}

.breadboard-device .device-delete-button:focus-visible {
  outline: none;
}

.breadboard-device .device-control-icon-path {
  fill: none;
  stroke: #f8fafc;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  pointer-events: none;
}

.breadboard-device .device-control-icon-fill {
  fill: #f8fafc;
  pointer-events: none;
}

.breadboard-device .device-delete-text {
  font: 800 14px 'Segoe UI', sans-serif;
  fill: #fff1f2;
  dominant-baseline: middle;
  pointer-events: none;
}

.breadboard-device .device-delete-icon-line {
  fill: none;
  stroke: #fff1f2;
  stroke-width: 2.8;
  stroke-linecap: round;
  pointer-events: none;
}

.breadboard-device .device-title {
  font: 800 19px 'Segoe UI', sans-serif;
  fill: #f8fafc;
  pointer-events: none;
}

.breadboard-device .device-subtitle {
  font: 600 13px 'Segoe UI', sans-serif;
  fill: rgba(226, 232, 240, 0.88);
  pointer-events: none;
}

.breadboard-device .device-pin-label {
  font: 700 10px 'Segoe UI', sans-serif;
  fill: #f8fafc;
  pointer-events: none;
}

.breadboard-pin-hit {
  cursor: crosshair;
}

.breadboard-pin-hit.is-dimmed {
  cursor: not-allowed;
}

.breadboard-pin-hit:hover+.breadboard-pin-dot,
.breadboard-pin-hit:focus-visible+.breadboard-pin-dot {
  transform: scale(1.12);
  outline: none;
}

.breadboard-pin-dot {
  transition: transform 0.14s ease, stroke 0.14s ease, fill 0.14s ease;
  transform-box: fill-box;
  transform-origin: center;
  filter: drop-shadow(0 1px 2px rgba(15, 23, 42, 0.14));
}

.breadboard-pin-dot.is-compatible {
  filter: drop-shadow(0 0 6px rgba(20, 184, 166, 0.4));
}

.breadboard-pin-dot.is-dimmed {
  opacity: 0.38;
}

.breadboard-pin-dot.is-selected {
  stroke: #f97316;
  stroke-width: 5;
  fill: #fff7ed;
}

.breadboard-legend-text {
  font: 700 13px 'Segoe UI', sans-serif;
  fill: #475569;
}

.breadboard-body {
  fill: rgba(255, 255, 255, 0.94);
  stroke: rgba(148, 163, 184, 0.42);
  stroke-width: 2;
  filter: drop-shadow(0 18px 34px rgba(15, 23, 42, 0.08));
}

.breadboard-terminal-well {
  fill: rgba(241, 245, 249, 0.96);
  stroke: rgba(148, 163, 184, 0.18);
  stroke-width: 1.5;
}

.breadboard-center-channel {
  fill: rgba(226, 232, 240, 0.82);
}

.breadboard-rail-stripe {
  opacity: 0.14;
}

.breadboard-rail-stripe.is-power {
  fill: #ef4444;
}

.breadboard-rail-stripe.is-ground {
  fill: #111827;
}

.breadboard-hole {
  fill: #cbd5e1;
  stroke: rgba(148, 163, 184, 0.42);
  stroke-width: 1.5;
}

.breadboard-hole.is-connected {
  fill: #ffffff;
  stroke: rgba(14, 116, 144, 0.65);
  stroke-width: 2;
}

.breadboard-hole.is-occupied {
  fill: #f8fafc;
  stroke: rgba(51, 65, 85, 0.34);
}

.breadboard-hole.is-selected {
  fill: #fff7ed;
  stroke: #f97316;
  stroke-width: 2.5;
}

.breadboard-hole.is-selected-strip {
  fill: #ffedd5;
  stroke: rgba(249, 115, 22, 0.72);
  stroke-width: 2;
}

.breadboard-hole.is-compatible {
  fill: #ecfeff;
  stroke: #14b8a6;
  stroke-width: 2.3;
}

.breadboard-hole.is-rail.is-power.is-compatible {
  fill: #fee2e2;
  stroke: #ef4444;
  stroke-width: 2.8;
  filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.32));
}

.breadboard-hole.is-rail.is-ground.is-compatible {
  fill: #dbeafe;
  stroke: #1d4ed8;
  stroke-width: 2.8;
  filter: drop-shadow(0 0 6px rgba(29, 78, 216, 0.28));
}

.breadboard-hole.is-dimmed {
  fill: #e2e8f0;
  stroke: rgba(148, 163, 184, 0.2);
  opacity: 0.42;
}

.breadboard-hole.is-rail.is-power {
  fill: #fecaca;
  stroke: rgba(239, 68, 68, 0.42);
}

.breadboard-hole.is-rail.is-ground {
  fill: #cbd5f5;
  stroke: rgba(15, 23, 42, 0.35);
}

.breadboard-hole-label {
  font: 700 11px 'Segoe UI', sans-serif;
  fill: #64748b;
  text-anchor: middle;
  dominant-baseline: middle;
}

.breadboard-hole-hit {
  cursor: crosshair;
}

.breadboard-hole-attachment {
  stroke: rgba(255, 255, 255, 0.92);
  stroke-width: 2;
  filter: drop-shadow(0 1px 2px rgba(15, 23, 42, 0.18));
  pointer-events: none;
}

.breadboard-hole-occupant {
  stroke: rgba(255, 255, 255, 0.92);
  stroke-width: 1.5;
  pointer-events: none;
}

.breadboard-hole-occupant.is-selected-strip {
  filter: drop-shadow(0 0 4px rgba(249, 115, 22, 0.32));
}

.breadboard-hole-occupant.is-compatible {
  filter: drop-shadow(0 0 4px rgba(20, 184, 166, 0.45));
}

.breadboard-hole-occupant.is-dimmed {
  opacity: 0.32;
}

.breadboard-rail-label {
  font: 800 14px 'Segoe UI', sans-serif;
  text-anchor: middle;
  dominant-baseline: middle;
}

.breadboard-rail-label.is-power {
  fill: #dc2626;
}

.breadboard-rail-label.is-ground {
  fill: #0f172a;
}

.breadboard-column-label {
  font: 700 10px 'Segoe UI', sans-serif;
  fill: #94a3b8;
  text-anchor: middle;
}

@media (max-width: 1080px) {
  .breadboard-layout {
    grid-template-columns: 1fr;
  }

  .breadboard-hud {
    padding: 10px 12px;
  }

  .breadboard-status-list {
    padding: 10px 12px;
  }

  .breadboard-status-list .status-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .breadboard-canvas-panel {
    min-height: 0;
  }
}