body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background-color: #ecf1fa;
}

.navbar {
    box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

.navbar-brand img {
    max-height: 50px;
}

main {
    min-height: 60vh;
}

.card-header,
.bg-primary,
.btn-primary {
    background-color: #1E4899 !important;
}

.btn-danger {
    background-color: #D80000 !important;
    border: none;
}

.btn-primary, .btn-danger {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.footer, footer {
    color: #0a2342;
    font-size: 0.95rem;
    border-top: 1px solid #e5e5e5;
    margin-top: 2rem;
}

.rounded {
    border-radius: .8rem !important;
}

.card {
    box-shadow: 0 2px 8px rgba(22,34,66,0.08);
}

.fw-bold {
    font-weight: bold !important;
}

@media (max-width: 767px) {
    .navbar-brand img {
        max-height: 40px;
    }
    .fs-4, .fs-5 {
        font-size: 1.15rem !important;
    }
    main {
        padding: 0 0.75rem;
    }
}