/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.stat-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat-box h3 {
    font-size: 2em;
    margin: 0;
    font-weight: bold;
}

.stat-box p {
    margin: 5px 0 0 0;
    font-size: 0.9em;
    opacity: 0.9;
}

/* Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.chart-container {
    background: white;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.chart-container h4 {
    margin-bottom: 20px;
    font-weight: bold;
    color: #333;
}

/* Table styling */
.table {
    margin-top: 20px;
}

.table th {
    background-color: #007bff;
    color: white;
}

.table tr:hover {
    background-color: #f5f5f5;
}