/* 右側 panel 主容器 */
#custom-right-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    background: #f8f9fa;
    border-left: 1px solid #ccc;
    padding: 10px;
    font-family: sans-serif;
    font-size: 13px;
    color: #333;
    z-index: 9999;
    overflow-y: auto;
    box-shadow: -2px 0 5px rgba(0,0,0,0.1);
}

/* 標題 */
#custom-right-panel h4 {
    margin: 10px 0 5px;
    font-size: 14px;
    font-weight: bold;
}

/* 功能列表 */
#custom-right-panel ul {
    list-style: none;
    padding-left: 0;
    margin: 0 0 10px 0;
}

#custom-right-panel li {
    margin: 2px 0;
    cursor: pointer;
    color: #007bff;
}

#custom-right-panel li:hover {
    text-decoration: underline;
}

/* 回影像目錄按鈕 */
#custom-right-panel #back {
    display: block;
    margin-bottom: 10px;
    padding: 5px 8px;
    background: #e9ecef;
    border: 1px solid #ccc;
    border-radius: 3px;
    cursor: pointer;
}

#custom-right-panel #back:hover {
    background: #dee2e6;
}

/* TIP 與 footer */
#custom-right-panel .tip {
    font-size: 12px;
    margin-top: 20px;
    color: #555;
}

#custom-right-panel .footer {
    font-size: 10px;
    color: #999;
    margin-top: 10px;
}