/* Chart Tooltip Custom Styles — position set in JS (fixed, top-right of chart) for mobile / visual viewport */
#chartjs-tooltip {
    opacity: 0;
    position: fixed;
    background: var(--theme-chart-tooltip-bg);
    color: var(--theme-chart-tooltip-text);
    border-radius: 10px;
    border: 1px solid var(--theme-chart-tooltip-border);
    box-shadow: var(--theme-chart-tooltip-shadow);
    pointer-events: none;
    transition: opacity 0.08s ease;
    z-index: 10000;
    min-width: 200px;
    max-width: min(340px, calc(100vw - 24px));
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Montserrat", sans-serif;
    padding: 0;
    overflow: hidden;
}

.chartjs-tooltip-inner {
    display: flex;
    flex-direction: column;
}

.tooltip-header {
    background: var(--theme-chart-tooltip-header-bg);
    padding: 7px 12px 8px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    border-bottom: 1px solid var(--theme-chart-tooltip-header-border);
    color: var(--theme-chart-tooltip-header-text);
}

.tooltip-header-title {
    display: block;
    line-height: 1.35;
}

.tooltip-section {
    padding: 4px 0 6px;
}

.tooltip-section + .tooltip-section {
    border-top: 1px solid var(--theme-chart-tooltip-section-border);
    background: var(--theme-chart-tooltip-section-bg);
}

.tooltip-section--main {
    padding-top: 2px;
}

.tooltip-section-header {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: var(--theme-chart-tooltip-section-header);
    padding: 5px 12px 3px;
    letter-spacing: 0.06em;
    font-weight: 700;
}

.tooltip-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 5px 12px;
    font-size: 0.78rem;
    line-height: 1.35;
}

.tooltip-item:first-child {
    padding-top: 6px;
}

.tooltip-item-main {
    flex: 1;
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px 12px;
    align-items: baseline;
}

.tooltip-item-main--single {
    grid-template-columns: minmax(0, 1fr);
}

.tooltip-item-main--single .tooltip-series {
    white-space: normal;
}

.tooltip-series {
    color: var(--theme-chart-tooltip-item-text);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tooltip-value {
    color: var(--theme-chart-tooltip-header-text);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    text-align: right;
    white-space: nowrap;
}

.tooltip-swatch {
    display: block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    margin-top: 3px;
    flex-shrink: 0;
    border: 1px solid var(--theme-chart-tooltip-swatch-border);
}

/* Legacy: old markup used .tooltip-text */
.tooltip-text {
    color: var(--theme-chart-tooltip-item-text);
    white-space: nowrap;
}