.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
}

.feature-icon {
    font-size: 3rem;
    color: #667eea;
}

.feature-card {
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.chart-container {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
}

.chart-line {
    display: flex;
    align-items: center;
    margin: 15px 0;
}

.chart-label {
    width: 80px;
    font-weight: bold;
}

.chart-bar {
    flex: 1;
    height: 20px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 10px;
    margin: 0 10px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.navbar-brand {
    font-weight: bold;
}

.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.card-header {
    font-weight: bold;
}

.btn {
    border-radius: 0.25rem;
    transition: all 0.2s ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.table th {
    background-color: #f8f9fa;
}

.pagination .page-item.active .page-link {
    background-color: #667eea;
    border-color: #667eea;
}

.form-control:focus, .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.alert {
    border: none;
    border-radius: 0.5rem;
}

.badge {
    font-weight: normal;
    padding: 0.5em 0.75em;
}

footer {
    margin-top: auto;
}