.chart-container {
    background: white;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 10px;
    box-sizing: border-box;
}

#unified-tooltip {
    position: fixed; pointer-events: none;
    background: rgba(30,30,30,0.93); color: #fff !important;
    padding: 10px 14px; border-radius: 6px;
    font-size: 13px; line-height: 1.6; z-index: 9999;
    display: none; white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    width: auto !important;
    max-width: 400px;
}

#unified-tooltip .tt-time {
    font-weight: bold; margin-bottom: 4px;
    border-bottom: 1px solid rgba(255,255,255,0.25); padding-bottom: 4px;
}

#unified-tooltip .tt-row { display: flex; justify-content: space-between; gap: 20px; }

#unified-tooltip .tt-dot {
    display: inline-block; width: 8px; height: 8px;
    border-radius: 50%; margin-right: 6px; vertical-align: middle;
}

#unified-tooltip * {
    color: inherit !important;
}