body {
    font-family: "Poppins", sans-serif;
    background-color: #f8fafc;
}

.accordion-button {
    background: #2196f3;
    color: #fff;
    font-weight: 500;
    transition: 0.3s;
}

.accordion-button:hover {
    background: #1e88e5;
}

.accordion-button:not(.collapsed) {
    color: #fff;
    background: #1976d2;
    box-shadow: inset 0 -1px 0 rgba(0, 0, 0, 0.1);
}

.rekening-box {
    display: none;
    background-color: #e8f5e9;
    padding: 10px 12px;
    border-radius: 8px;
}

.rekening-item span {
    font-weight: 500;
}

.btn-outline-primary {
    border-radius: 6px;
    transition: 0.2s;
}

.btn-outline-primary:hover {
    background-color: #2196f3;
    color: #fff;
}