/* chart.css — Shared chart styles (used by all pages with charts) */

.chart-wrapper {
    position: relative;
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 12px;
    overflow: hidden;
}

.chart-canvas-box {
    position: relative;
    height: 500px;
}

.chart-canvas-box canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.chart-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid #1a1a1a;
}

.period-selector {
    display: flex;
    gap: 4px;
    background: #111;
    padding: 3px;
    border-radius: 8px;
}

.period-btn {
    background: transparent;
    border: none;
    color: #555;
    padding: 5px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.period-btn:hover {
    color: #999;
}

.period-btn.active {
    background: #222;
    color: #fff;
}

/* Tooltip */
.chart-tooltip {
    display: none;
    position: absolute;
    top: 12px;
    left: 20px;
    background: rgba(0, 0, 0, 0.85);
    border: 1px solid #333;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.75rem;
    pointer-events: none;
    z-index: 10;
    min-width: 140px;
}

.chart-tooltip-date {
    color: #999;
    margin-bottom: 6px;
    font-weight: 600;
}

.chart-tooltip-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    padding: 2px 0;
}

.chart-tooltip-name {
    color: #888;
}

.chart-tooltip-val {
    font-weight: 700;
}

.chart-tooltip-event {
    border-top: 1px solid #333;
    margin-top: 4px;
    padding-top: 4px;
}

/* Mobile */
@media (max-width: 768px) {
    .chart-canvas-box {
        height: 400px;
    }

    .chart-toolbar {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 12px 16px;
    }

    .period-selector {
        justify-content: center;
    }

    .period-btn {
        padding: 5px 10px;
        font-size: 0.75rem;
    }
}