.dashboard-grid {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 25px;
}
.chart-card {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}
.chart-title {
    font-size: 14px;
    font-weight: 800;
    color: #1e293b;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 20px;
    width: 100%;
    border-bottom: 2px solid #f1f5f9;
    padding-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.chart-container {
    width: 100%;
    height: 350px; 
    position: relative;
}