.app {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: #0f1117;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  background: #1a1d27;
  border-bottom: 1px solid #2e3347;
  flex-shrink: 0;
  z-index: 10;
}

.logo { font-weight: 700; font-size: 15px; letter-spacing: -.3px; }

.badge {
  background: #7c6af7;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 99px;
}

.legend {
  margin-left: auto;
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: #8892a4;
}

.legend-item { display: flex; align-items: center; gap: 5px; }

.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.dot-dash {
  border: 2px dashed;
  background: transparent !important;
}

.center {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.muted { color: #8892a4; }
.error { color: #f87171; }

/* ReactFlow override */
.react-flow__renderer { flex: 1; }

/* Sidebar */
.sidebar-content {
  padding: 16px 12px;
  font-family: system-ui, sans-serif;
  color: #e2e8f0;
  overflow-y: auto;
  flex: 1;
}

.sidebar-content h3 {
  color: #e2e8f0;
}

/* Scrollbar styling */
.sidebar::-webkit-scrollbar {
  width: 6px;
}
.sidebar::-webkit-scrollbar-track {
  background: transparent;
}
.sidebar::-webkit-scrollbar-thumb {
  background: #2e3347;
  border-radius: 3px;
}
.sidebar::-webkit-scrollbar-thumb:hover {
  background: #3d4557;
}

/* Hide interactivity toggle button in Controls */
.react-flow__controls button:nth-child(4) {
  display: none;
}

/* Abstract node highlighting in MiniMap */
.react-flow__minimap-node[data-id*="Abstract"] {
  stroke: #ef4444;
}