body {
    background-color: #f4f7fc;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
.card {
    border-radius: 15px;
    transition: transform 0.2s;
}
.card:hover {
    transform: translateY(-5px);
}
.btn-primary {
    background-color: #0d6efd;
    border: none;
}
.btn-primary:hover {
    background-color: #0b5ed7;
}
.navbar-brand {
    font-size: 1.6rem;
}
.result-card {
    border-left: 5px solid #0d6efd;
    margin-bottom: 20px;
}