/* ---------------------------------

目次（Table of Contents）

-----------------------------------*/

#column #toc_container {
    max-width: 738px;
    width: 95%;
    max-height: 218px;
    margin: 0 auto 30px;
    padding: 30px;
    position: relative;
    background-color: #FCFCFC;
    border: 1px solid #8BB698;
    display: block;
    overflow: hidden;
    transition: .4s ease;
}

#column #toc_container::before {
    content: "";
    position: absolute;
    width: 100%;
    background: linear-gradient(to bottom,rgba(250,252,252,0) 0%,rgba(250,252,252,.95) 90%);
    padding-top: 20%;
    bottom: 0;
    z-index: 1;
}

#column #toc_container.open {
    max-height: 2000px;
    padding-bottom: 80px;
}

#column #toc_container.open::before {
    content: none;
}

#column #toc_container .toc_title {
    font-size: 20px;
    text-align: left;
    display: flex;
    align-items: center;
}

#column #toc_container .toc_title::before {
    content: "";
    display: inline-block;
    width: 28px;
    height: 28px;
    background-image: url(/img/toc-icon.webp);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    margin-right: 5px;
}

#column #toc_container a {
    color: #000;
    text-decoration: none;
}

#column #toc_container a:hover {
    color: #078E2C;
    text-decoration: underline;
}

#column #toc_container .toc_list {
    padding: 0 30px;
}

#column #toc_container .toc_list::before {
    content: none;
}

#column #toc_container .toc_list li {
    list-style: none;
    font-weight: 600;
    line-height: 200%;
}

#column #toc_container .toc_list ul {
    padding: 0;
    margin-bottom: 0;
    margin-left: 1.5em;
}

/* toc_listの直下のulだけmargin-leftを0に */
#column #toc_container .toc_list > ul {
    margin-left: 0;
}

#column #toc_container .toc_list ul::before {
    content: none;
}

#column #toc_container .toc_list ul li {
    list-style: none;
    font-weight: normal;
}

#column #column #toc_container .toc_list ul li::before {
    content: "";
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: #BBDBC5;
    margin-right: 8px;
    position: relative;
    top: -2px;
}

#column #toc_container .toc_list ul .toc_depth_2 {
    display: none;
}


#column #toc_container .toc__btn {
    width: 160px;
    padding: 10px 0;
    position: absolute;
    bottom: 16px;
    left: 50%;
    background-color: #fff;
    border: 1px solid #8BB698;
    cursor: pointer;
    font-size: 16px;
    text-align: center;
    transform: translateX(-50%);
    transition: color .4s , background-color .4s ease;
    z-index: 2;
}

#column #toc_container .toc__btn:hover {
    text-decoration: underline;
    color: #8BB698;
}

/* レスポンシブ対応 */
@media (max-width:480px) {
    #column #toc_container {
        padding: 30px 5px 70px 5px;
    }

    #column #toc_container .toc_list {
        padding: 0 10px;
    }

    #column #toc_container .toc_list ul {
        margin-left: 15px;
    }

    #column #toc_container .toc_list ul li {
        display: block;
    }
}