body {
    background-color: #f8f9fa;
    font-size: 0.92rem;
}

.navbar {
    min-height: 56px;
}

.card {
    border-radius: 0.75rem;
}

.table th {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #6c757d;
}

.badge {
    font-weight: 500;
    font-size: 0.78rem;
    padding: 0.35em 0.6em;
}

.btn-sm {
    font-size: 0.82rem;
}

/* Login page */
.login-page {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
    min-height: 100vh;
}

.login-card {
    border-radius: 1rem;
}

/* Sidebar-like stat cards */
.card-body .fs-4 {
    line-height: 1.2;
}

/* Chart canvas */
#billsChart {
    max-height: 360px;
}

/* Responsive table adjustments */
@media (max-width: 576px) {
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}