body {
    background-color: #1a1a1a;
    color: #e0e0e0;
    font-family: "Segoe UI", sans-serif;
    margin: 0;
    padding: 0;
}

.chart-container {
    background-color: #2a2a2a;
    border: 1px solid #444;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    padding: 20px;
    margin: 40px auto;
    width: 90%;
    max-width: 900px;
    transition: transform 0.3s ease;
}

.chart-container:hover {
    transform: scale(1.01);
}

h2 {
    text-align: center;
    color: #00bfff;
    font-size: 1.4rem;
    margin-bottom: 20px;
}

canvas {
    background-color: #1c1c1c;
    border-radius: 8px;
    padding: 10px;
}

.header-icons a.active {
    background-color: #2e82d1;
    color: #fff;
    border-radius: 6px;
    padding: 4px 8px;
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    padding: 40px;
}

.chart-box {
    background-color: #2a2a2a;
    border: 1px solid #444;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    padding: 20px;
}

.chart-box h2 {
    text-align: center;
    color: #00bfff;
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.chart-box canvas {
    background-color: #1c1c1c;
    border-radius: 8px;
    padding: 10px;
}

.chart-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 20px 0;
    background-color: #1f1f1f;
    border-bottom: 1px solid #333;
}

.tab-button {
    background-color: #2e2e2e;
    color: #ccc;
    padding: 10px 20px;
    border: none;
    font-weight: bold;
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.3s;
}

.tab-button:hover {
    background-color: #2e82d1;
    color: #fff;
}

.tab-button.active {
    background-color: #2e82d1;
    color: #fff;
}

.chart-tab-content {
    max-width: 900px;
    margin: 30px auto;
    padding: 0 20px;
}

.chart-panel {
    display: none;
    background-color: #2a2a2a;
    border: 1px solid #444;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    padding: 20px;
}

.chart-panel.active {
    display: block;
}

#genreChart {
    max-height: 500px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin: 30px 0;
    padding: 10px;
}

.stat-box {
    background: #1e1e1e;
    color: #fff;
    border: 1px solid #333;
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    font-size: 14px;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
    transition: transform 0.2s ease;
}

.stat-box:hover {
    transform: scale(1.04);
}

.stat-box .icon {
    display: block;
    font-size: 22px;
    margin-bottom: 6px;
}

.stat-box strong {
    display: block;
    font-size: 20px;
    color: #2ecc71;
}