body {
    background-color: #f5f9ff;
    font-family: 'Segoe UI', sans-serif;
}

.navbar {
    background-color: #004080;
}

.navbar-brand, .nav-link, .navbar-text {
    color: #fff !important;
}

.card {
    border: 1px solid #004080;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn-primary {
    background-color: #0056b3;
    border-color: #004080;
}

.btn-primary:hover {
    background-color: #003d80;
}