/* ========================================
   TRAFFIC CHAPTER
   ======================================== */

.traffic-card__line {
    min-height: 320px;
}

.traffic-legend {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 10px;
    margin-top: 8px;
    font-size: 12px;
}

.traffic-legend__item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(242, 243, 244, 0.9);
    font-family: "ConsolasBold", monospace;
}

.traffic-legend__swatch {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.traffic-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin: 24px 0;
}

.traffic-note {
    grid-column: 1 / -1;
}

.traffic-panel {
    padding: 14px 16px;
    border-radius: 16px;
    background: rgba(15, 15, 15, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.45);
}

.traffic-panel__title {
    font-family: "ConsolasBold", monospace;
    font-size: 18px;
    color: #f2f3f4;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
}

.traffic-panel__chart {
    min-height: 260px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(0, 0, 0, 0.4);
    padding: 4px;
}

.traffic-panel__chart svg {
    width: 100%;
    height: 100%;
    display: block;
}

.traffic-axis-label {
    fill: #f2f3f4;
    font-size: 16px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.traffic-tooltip {
    position: absolute;
    pointer-events: none;
    padding: 8px 10px;
    background: rgba(12, 12, 12, 0.95);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #f2f3f4;
    font-size: 12px;
    font-family: "ConsolasBold", monospace;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.35);
    opacity: 0;
    transition: opacity 0.15s ease;
    z-index: 20;
}