body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

.card {
    transition: transform 0.3s, box-shadow 0.3s;
    border-radius: 10px;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
}

.btn {
    border-radius: 8px;
    padding: 10px 25px;
}

.form-control {
    border-radius: 8px;
}

.form-control:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

@media (max-width: 768px) {
    .display-4 {
        font-size: 2.5rem;
    }
    
    .card-img-top {
        height: 150px;
    }
}

.navbar-brand {
    font-weight: 700;
}

footer {
    margin-top: auto;
}