.custom-faq-container {
    width: 100%;
    display: flex;
    flex-direction: column; /* 严格单列垂直排版 */
    gap: 12px;
    font-family: Arial, sans-serif;
}
.custom-faq-title {
    font-size: 22px;
    font-weight: bold;
    color: #333;
    margin: 25px 0 15px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid #0056b3;
}
.custom-faq-item {
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    background-color: #ffffff;
    overflow: hidden;
}
.custom-faq-item summary {
    padding: 16px 20px;
    font-size: 16px;
    font-weight: bold;
    color: #333;
    background-color: #f8f9fa;
    cursor: pointer;
    position: relative;
    list-style: none;
    margin: 0;
}
.custom-faq-item summary::-webkit-details-marker {
    display: none;
}
.custom-faq-item summary::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 22px;
    color: #666;
    line-height: 1;
}
.custom-faq-item[open] summary::after {
    content: '-';
}
.custom-faq-item[open] summary {
    border-bottom: 1px solid #e0e0e0;
}
.custom-faq-content {
    padding: 16px 20px;
    font-size: 15px;
    line-height: 1.6;
    color: #555;
}
.custom-faq-content ol, .custom-faq-content ul {
    margin-top: 8px;
    margin-bottom: 8px;
    padding-left: 20px;
}