body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.navbar {
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.card {
    border: none;
    border-radius: 10px;
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-5px);
}

.table {
    border-radius: 10px;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(45deg, #007bff, #00d4ff);
    border: none;
}

.btn-success {
    background: linear-gradient(45deg, #28a745, #34c759);
    border: none;
}

.modal-content {
    border-radius: 10px;
}

@media (max-width: 576px) {
    .container {
        padding: 15px;
    }
    .card {
        margin-bottom: 15px;
    }
}