.pain-points-chart-container{height:650px;display:flex;flex-direction:column;background:var(--color-surface);border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -1px rgba(0,0,0,.06)}.pain-points-chart-header{padding:1.5rem 1.5rem 1rem}.pain-points-chart-title{margin-bottom:.75rem;font-size:1.125rem;font-weight:600;color:var(--color-text)}.pain-points-chart-description{font-size:.85rem;color:var(--color-text-muted);margin-bottom:1rem;line-height:1.5}.pain-points-filter-section{margin-bottom:1rem}.pain-points-filter-label{font-size:.875rem;color:var(--color-text-muted);font-weight:500;display:block;margin-bottom:.5rem}.pain-points-filter-buttons{display:flex;flex-wrap:wrap;gap:.5rem}.pain-points-filter-button{padding:.5rem 1rem;border-radius:6px;border:2px solid var(--color-border);background:var(--color-surface-elevated);color:var(--color-text);font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s ease;white-space:nowrap}.pain-points-filter-button.selected{border-color:var(--color-primary);background:var(--color-primary);color:#fff;font-weight:600}.pain-points-filter-button:hover:not(.selected){border-color:var(--color-primary);background:rgba(var(--color-primary-rgb),.1)}.pain-points-legend-section{font-size:.75rem;color:var(--color-text-muted);display:flex;gap:1.5rem;flex-wrap:wrap}.pain-points-chart-body{flex:1 1;min-height:0;padding:0 1.5rem 1.5rem}.pain-points-bubble{filter:drop-shadow(0 4px 6px rgba(0,0,0,.15));transition:all .3s ease;cursor:pointer}.pain-points-bubble-circle{fill-opacity:.7;stroke-width:2.5px}.pain-points-bubble-core{opacity:.9}.sankey-chart{height:600px;display:flex;flex-direction:column}.sankey-hidden-nodes{display:flex;justify-content:flex-end;align-items:center;margin-bottom:1rem;min-height:2rem}.sankey-hidden-badges{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:flex-end}.sankey-hidden-label{font-size:.75rem;color:var(--color-text-muted);align-self:center}.sankey-hidden-node-btn{background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:12px;padding:2px 8px;font-size:.75rem;cursor:pointer;display:flex;align-items:center;gap:4px;color:var(--color-text)}.sankey-hidden-node-btn .remove-icon{font-weight:700}.sankey-restore-btn{background:none;border:none;color:var(--color-primary);font-size:.75rem;cursor:pointer;text-decoration:underline;margin-left:.5rem}.sankey-columns{display:flex;justify-content:space-between;padding-left:10px;padding-right:150px;margin-bottom:10px;font-size:.85rem;font-weight:600;color:var(--color-text-muted)}.sankey-column{width:100px}.sankey-column.center{text-align:center}.sankey-column.right{text-align:right}.sankey-chart-container{flex:1 1;min-height:0}.sankey-tip{text-align:center;margin-top:.5rem;font-size:.75rem;color:var(--color-text-muted)}.sankey-link{transition:fill-opacity .2s}.sankey-node{cursor:pointer}.sankey-node.non-interactive{cursor:default}.sankey-node-text{font-weight:500;text-shadow:0 1px 2px rgba(0,0,0,.1);pointer-events:none}.sankey-node-text.interactive{cursor:pointer}.sankey-node-text.non-interactive{cursor:default}.sankey-tooltip{background-color:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.75rem;box-shadow:0 4px 6px rgba(0,0,0,.1);font-size:.875rem}.sankey-tooltip-title{color:var(--color-text);font-weight:600;margin-bottom:.25rem}.sankey-tooltip-value{color:var(--color-text-muted)}@media (max-width:768px){.sankey-columns{padding-left:5px;padding-right:5px}.sankey-column{width:auto;flex:1 1}}