/* 未展開的 Accordion 項目 - 白色背景 */
.accordion-item {
    background-color: white !important;
    border: 1px solid #dee2e6 !important;
}

.accordion-item .accordion-button {
    background-color: white !important;
    color: black !important;
    border: none !important;
}

.accordion-item .accordion-button:hover {
    background-color: #f8f9fa !important;
}

/* 展開的 Accordion 項目 - #f9f9f9 背景 */
.accordion-item .accordion-button:not(.collapsed) {
    background-color: #f9f9f9 !important;
    color: black !important;
    box-shadow: none !important;
    border-bottom: 1px solid #dee2e6 !important;
}

.accordion-item .accordion-button:focus {
    box-shadow: none !important;
    border-color: #dee2e6 !important;
}

/* 重點：修正 accordion-body 的黃色背景 */
.accordion-item .accordion-body {
    background-color: white !important;
    background-image: none !important;
    padding: 0 !important;
}

/* 展開的內容區域 */
.accordion-item .accordion-collapse.show {
    background-color: white !important;
}

.accordion-item .accordion-collapse.show .accordion-body {
    background-color: white !important;
    background-image: none !important;
}