/* Custom styles for the application */
body {
    background-color: #f8f9fa;
}

.sidebar {
    background-color: #2c3e50;
    color: white;
    height: 100vh;
    position: fixed;
}

.main-content {
    margin-left: 250px;
}

.nav-link {
    color: #bdc3c7;
}

.nav-link:hover, .nav-link.active {
    color: white;
}

.card {
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.stat-card {
    border-left: 4px solid;
}

.stat-card.tenants { border-left-color: #3498db; }
.stat-card.contracts { border-left-color: #2ecc71; }
.stat-card.invoices { border-left-color: #f39c12; }
.stat-card.payments { border-left-color: #9b59b6; }