.model {
    cursor: move;
  transition: filter 0.2s ease;
}

.model.active {
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
}

.model:hover {
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.1));
}

.model-container {
    fill: white;
  stroke: var(--slate-200);
    stroke-width: 1px;
  rx: 10px;
  ry: 10px;
  transition: stroke 0.2s ease;
}

.model:hover .model-container {
  stroke: var(--slate-300);
}

.model-header,
.columns-header rect,
.column-bg {
  stroke: none;
  fill-opacity: 1;
}

.model-header {
    stroke: none;
    fill-opacity: 1;
  rx: 9px;
  ry: 9px;
}

.exposure-header {
    stroke: none;
    fill-opacity: 1;
  rx: 9px;
  ry: 9px;
  fill: #faf5ff;
}

.exposure-container {
    fill: white;
  stroke: #c084fc;
  stroke-width: 1.5px;
  rx: 10px;
  ry: 10px;
  transition: stroke 0.2s ease;
}

.exposure-title {
  fill: #7c3aed;
    font-weight: 600;
  font-size: 13px;
  font-family: var(--font-mono);
    dominant-baseline: middle;
    stroke: none;
}

.model-exposure {
  transition: filter 0.2s ease;
}

.model-exposure:hover {
  filter: drop-shadow(0 4px 16px rgba(168, 85, 247, 0.2));
}

.model-exposure:hover .exposure-container {
  stroke: #a855f7;
}

.columns-header rect {
  fill: var(--slate-50);
  transition: fill 0.15s ease;
    stroke: none;
}

.columns-header:hover rect {
  fill: var(--slate-100);
}

.columns-label {
    font-weight: 500;
  font-family: var(--font-sans);
    user-select: none;
}

.toggle-icon {
    position: relative;
    pointer-events: none;
}

.toggle-icon path {
    transform-origin: center;
  transition: transform 0.2s ease;
}

.model.collapsed-model .columns-header rect {
    rx: 0;
  ry: 5px;
}

.column-bg {
  display: none;
}

.column-group {
  transition: opacity 0.1s ease;
}

.column-group:hover {
  opacity: 0.85;
}

.column-indicator {
  transition: opacity 0.15s;
  opacity: 0.5;
}

.column-group:hover .column-indicator {
  opacity: 0.8;
}

.column-group rect.column-background {
  stroke: none;
  fill: transparent;
}

.column-group:hover rect.column-background {
  fill: var(--slate-50);
  stroke: none;
}

.column-group:hover .column-name {
  fill: var(--slate-800);
}

.column-name {
    font-size: 12px;
  font-family: var(--font-mono);
  fill: var(--slate-600);
    pointer-events: none;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    max-width: 160px;
  stroke: none;
}

.column-type {
    font-size: 10px;
  fill: var(--slate-500);
    pointer-events: none;
}

.edge {
  stroke: var(--slate-300);
    stroke-width: 1.5px;
  stroke-opacity: 0.8;
    fill: none;
    pointer-events: none;
}

.edge:hover {
  stroke: var(--accent);
    stroke-width: 2px;
    stroke-opacity: 1;
}

.edge.exposure {
  stroke: #a855f7;
    stroke-width: 2px;
  stroke-dasharray: 8, 4;
  stroke-opacity: 1;
}

.edge.exposure:hover {
  stroke: #9333ea;
    stroke-width: 2.5px;
    stroke-opacity: 1;
}

.node {
    cursor: pointer;
}

.node circle {
    fill: #fff;
  stroke: var(--slate-400);
    stroke-width: 1.5px;
}

.node text {
  font: 12px var(--font-mono);
}

.model-node {
  fill: var(--success);
}

.column-node {
  fill: var(--info);
}

.source-node {
  fill: var(--accent);
}

.selected {
  stroke: var(--accent);
  stroke-width: 2px;
}

.model-box {
    cursor: move;
}

.model rect {
  fill: white;
  stroke: var(--slate-300);
    stroke-width: 1px;
}

.model text {
  font-size: 13px;
  font-family: var(--font-mono);
}

.sidebar-toggle {
  text-align: right;
  margin-bottom: 15px;
}

.sidebar-toggle button {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 5px;
  border-radius: 4px;
}

.sidebar-toggle button:hover {
  background: var(--slate-100);
}

.sidebar.collapsed {
  width: 50px;
  padding: 15px 10px;
}

.sidebar.collapsed .controls h3,
.sidebar.collapsed .info-panel h3,
.sidebar.collapsed .controls button,
.sidebar.collapsed #nodeInfo,
.sidebar.collapsed .info-panel {
  display: none;
}

.sidebar.collapsed .sidebar-toggle button svg {
  transform: rotate(180deg);
}

.node-info {
  background: white;
  border-radius: 6px;
  padding: 16px;
  border: 1px solid var(--slate-200);
  margin-top: 10px;
}

.node-info-placeholder {
  color: var(--slate-500);
  font-style: italic;
  padding: 10px 0;
}

.node-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.node-label {
  font-weight: 600;
  font-size: 14px;
  font-family: var(--font-mono);
  color: var(--slate-800);
  word-break: break-word;
  overflow-wrap: break-word;
  max-width: 85%;
}

.node-badge {
  background: var(--slate-100);
  color: var(--slate-600);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  flex-shrink: 0;
}

.node-detail {
  margin-bottom: 10px;
  display: flex;
  flex-wrap: wrap;
  font-size: 13px;
}

.detail-label {
  width: 70px;
  color: var(--slate-500);
  flex-shrink: 0;
}

.node-detail span:last-child {
  flex: 1;
  word-break: break-word;
  overflow-wrap: break-word;
  padding-right: 5px;
}

.focus-button {
  margin-top: 12px;
  background: var(--primary);
  color: white;
  border: none;
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
  width: 100%;
  font-size: 13px;
}

.focus-button:hover {
  background: var(--primary-dark);
}

.graph-empty-state {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px;
  max-width: 400px;
}

.graph-empty-state .empty-state-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #fff 0%, var(--slate-50) 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  border: 1px solid var(--slate-200);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.08),
    0 8px 32px rgba(0, 0, 0, 0.06);
}

.graph-empty-state .empty-state-icon svg {
  width: 40px;
  height: 40px;
  color: var(--primary);
  opacity: 0.8;
}

.graph-empty-state h3 {
  margin: 0 0 12px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--slate-700);
  font-family: var(--font-sans);
}

.graph-empty-state p {
  margin: 0;
  font-size: 14px;
  color: var(--slate-500);
  line-height: 1.6;
  font-family: var(--font-sans);
}