body {
    background-color: #f8f9fa;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #212529;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.navbar {
    box-shadow: 0 0.25rem 0.5rem rgba(15, 23, 42, 0.1);
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.03em;
}

.dashboard-card {
    border-radius: 0.75rem;
    box-shadow: 0 0.125rem 0.35rem rgba(15, 23, 42, 0.12);
    border: 0;
}

.dashboard-card-header {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #6c757d;
}

.sidebar-nav {
    min-width: 230px;
}

.sidebar-nav .nav-link {
    border-radius: 0.5rem;
    color: #495057;
}

.sidebar-nav .nav-link.active,
.sidebar-nav .nav-link:hover {
    background-color: rgba(13, 110, 253, 0.1);
    color: #0d6efd;
}

.card {
    border-radius: 0.75rem;
}

.table thead th {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #6c757d;
}