.stock-history-panel { min-width: 280px; }
.stock-history-chart { position: relative; height: 290px; width: 100%; margin-top: 1rem; }
[data-stock-expand][aria-expanded="true"] { color: #22d3ee; border-color: #22d3ee; }
[data-stock-expand]:focus-visible { outline: 2px solid #22d3ee; outline-offset: 3px; }