body {
    font-family: 'Roboto', sans-serif;
    background-color: #F5F5F5;
}

.navbar-brand {
    font-weight: 700;
    color: #0D47A1 !important;
}

.btn-primary {
    background-color: #0D47A1;
    border-color: #0D47A1;
}

.btn-primary:hover {
    background-color: #0a3a82;
    border-color: #0a3a82;
}

.btn-danger {
    background-color: #D32F2F;
    border-color: #D32F2F;
}

.btn-danger:hover {
    background-color: #a32424;
    border-color: #a32424;
}

.card {
    border-radius: 0.5rem;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border: none;
}

.form-check-input:checked {
    background-color: #0D47A1;
    border-color: #0D47A1;
}

.totals-card {
    position: sticky;
    bottom: 1rem;
    z-index: 1020;
}