body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fa;
}

#sidebar {
    box-shadow: inset -1px 0 0 rgba(0, 0, 0, .1);
    z-index: 100;
}

.sidebar .nav-link {
    font-weight: 500;
    color: #333;
    padding: 0.8rem 1rem;
    border-radius: 5px;
    margin: 2px 10px;
}

.sidebar .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff !important;
}

.sidebar .nav-link.active {
    background-color: #0d6efd;
    color: #fff !important;
}

.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.stat-card {
    transition: transform 0.2s;
}

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