.card {
    background: white;
    padding: 24px;
    border-radius: 14px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    margin-bottom: 24px;
}

.btn {
    padding: 10px 18px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    font-weight: 600;
}

.btn-primary {
    background: #4f46e5;
    color: white;
}

.btn-success {
    background: #16a34a;
    color: white;
}

.btn-danger {
    background: #dc2626;
    color: white;
}