.MasterChart {
    max-width: 1000px;
    margin: auto;
    padding: 20px;
}

/* Flex tab bar with left (metal) and right (time) */
.tab-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #1e1e1e;
    padding: 10px 20px;
    border-bottom: 3px solid #333;
}

#metal-tabs, #time-tabs {
    display: flex;
    gap: 5px;
}

.tab-button {
    background: #333;
    color: white;
    border: none;
    padding: 8px 16px;
    font-weight: bold;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

    .tab-button.active,
    .tab-button:hover {
        background: #444;
        border-bottom: 3px solid gold;
    }

.time-button {
    font-size: 0.85rem;
    background-color: #222;
    border: 1px solid #555;
}

    .time-button.active {
        border-bottom: 3px solid gold;
        background-color: #444;
    }

.chart-area {
    padding: 20px;
    text-align: center;
}

#container {
    width: 100%;
    height: 400px;
    margin: 0 auto;
}

.chart-border {
    height: 4px;
    background: linear-gradient(to right, gold, orange);
    width: 100%;
    border-radius: 4px;
    margin-top: -4px;
}

h2 {
   /* color: gold;*/
    margin-bottom: 20px;
}