#archive .main-block {
    display: flex;
    justify-content: space-between;
}
#archive .main-block .list {
    width: 61.4%;
}
#archive .main-block .item {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    padding: 43px 0;
    border-bottom: 1px solid #9B9B9B;
}
#archive .main-block .item:first-child {
    padding-top: 0;
}
#archive .main-block .item img {
    width: 41.6%;
    border-radius: 13px;
}
#archive .main-block .item .txt {
    width: 45%;
}
#archive .main-block .item h3 {
    font-size: 16px;
    margin-bottom: 15px;
}
#archive .main-block .item .category {
    width: fit-content;
    margin-bottom: 20px;
    background-color: #C22F4D;
    border-radius: 8px;
    text-align: center;
    color: #fff;
    font-weight: bold;
    padding: 5px 40px;
}
#archive .main-block .item .date {
    color: #716F6E;
    font-size: 16px;
}

#archive .categories {
    width: 30%;
}
#archive .categories h3 {
    color: #C22F4D;
    font-weight: bold;
    margin-bottom: 15px;
}
#archive .categories li {
    width: 100%;
    border-bottom: 1px solid #9B9B9B;
    padding: 15px 0;
}
#archive .categories .category_list li:first-child {
    border-top: 1px solid #9B9B9B;
}
#archive .categories .new_article li:first-child {
    padding-top: 0;
}
#archive .categories .new_article ul {
    margin-bottom: 30px;
}
#archive .categories .new_article .btn a {
    display: block;
    width: 100%;
    border: 1px solid #707070;
    border-radius: 5px;
    padding: 15px 0;
    text-align: center;
    background-color: #fff;
}
#archive .categories .category_list,
#archive .categories .new_article,
#archive .categories .archive_date {
    margin-bottom: 40px;
}
#archive .categories .latest-item a {
    display: flex;
}
#archive .categories .latest-item a img {
    width: 29%;
    border-radius: 8px;
    margin-right: 8px;
}
#archive .categories .latest-item .title {
    font-size: 14px;
    font-weight: bold;
}
#archive .categories .latest-item .date {
    font-size: 13px;
    font-weight: bold;
    color: #716F6E;
}
#archive .categories .select-wrap {
    position: relative;
    width: 100%;
}
#archive .categories .archive_date select,
#archive .categories .search input {
    width: 100%;
    border: 1px solid #707070;
    border-radius: 5px;
    padding: 15px 15px;
}
#archive .categories .select-wrap::after {
    content: "▼";
    position: absolute;
    top: 1px;
    right: 0;
    width: 48px;              /* ← 矢印部分の横幅 */
    height: calc(100% - 2px);
    background-color: #C22F4D; /* ← 赤背景 */
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none; /* クリックをselectに通す */
    border-radius: 0 5px 5px 0;
}
#archive .input-wrap {
    position: relative;
}
#archive .input-wrap button {
    position: absolute;
    right: 0;
    top: 1px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: calc(100% - 2px);
    background-color: #C22F4D;
    border: none;
    border-radius: 0 5px 5px 0;
    width: 48px;
}
#archive .input-wrap button img {
    width: 22px;
}
#archive-list {
    position: relative;
    padding-bottom: 130px;
}
@media screen and (max-width: 768px) {
    #archive #sub-mv .label img {
        width: 32px;
    }
    #archive.news #sub-mv .label img {
        width: 64px;
    }
    #archive .main-block {
        flex-direction: column;
    }
    #archive .main-block .list {
        width: 100%;
    }
    #archive .main-block .item {
        flex-direction: column-reverse;
        padding: 43px 0 17px 0;
    }
    #archive .main-block .item img {
        width: 100%;
        margin-bottom: 20px;
    }
    #archive .main-block .item .txt {
        width: 100%;
    }
    #archive .main-block .item h3 {
        margin-bottom: 0;
    }
    #archive .main-block .item .category {
        margin-bottom: 8px;
        font-size: 14px;
        padding: 5px 18px;
    }
    #archive .main-block .item .date {
        font-size: 12px;
    }

    #archive .categories {
        width: 100%;
    }
    #archive .categories .latest-item a {
        display: flex;
    }
    #archive .categories .latest-item a img {
        width: 29%;
        border-radius: 8px;
        margin-right: 8px;
    }
    #archive .categories .latest-item .title {
        font-size: 14px;
        font-weight: bold;
    }
    #archive .categories .latest-item .date {
        font-size: 13px;
        font-weight: bold;
        color: #716F6E;
    }
    #archive .categories .select-wrap {
        position: relative;
        width: 100%;
    }
    #archive .categories .archive_date select,
    #archive .categories .search input {
        width: 100%;
        border: 1px solid #707070;
        border-radius: 5px;
        padding: 15px 15px;
    }
    #archive .categories .select-wrap::after {
        width: 60px;              /* ← 矢印部分の横幅 */
    }
    #archive .input-wrap {
        position: relative;
    }
    #archive .input-wrap button {
        width: 60px;
    }
    #archive .input-wrap button img {
        width: 22px;
    }
    #archive-list {
        padding-bottom: 80px;
    }
}

#archive article {
    width: 61.4%;   
}
#archive article .ttl {
    border-bottom: 1px solid #9B9B9B;
    padding-bottom: 40px;
    margin-bottom: 60px;
}
#archive article .category li {
    width: fit-content;
    margin-bottom: 20px;
    background-color: #C22F4D;
    border-radius: 8px;
    text-align: center;
    color: #fff;
    font-weight: bold;
    padding: 5px 40px;
}
#archive article h2 {
    font-size: 24px;
    margin-bottom: 30px;
}
#archive article .date {
    display: flex;
    font-size: 14px;
    font-weight: bold;
    color: #716F6E;
}
#archive article .date p {
    margin-right: 40px;
}
#archive article .thumb {
    width: 100%;
    margin-bottom: 35px;
}
#archive article .thumb img {
    width: 100%;
    border-radius: 15px;
}
#archive article .content {
    margin-bottom: 40px;
}
#archive article .content p {
    line-height: 3.5;
}
#archive article .back a {
    display: block;
    width: 150px;
    border: 1px solid #707070;
    background-color: #fff;
    text-align: center;
    padding: 15px 0;
    border-radius: 8px;
    font-weight: bold;
}
@media screen and (max-width: 768px) {
    #archive article {
        width: 100%;   
    }
    #archive article .ttl {
        padding-bottom: 20px;
        margin-bottom: 25px;
    }
    #archive article .category li {
        margin-bottom: 10px;
        padding: 5px 18px;
        font-size: 14px;
    }
    #archive article h2 {
        font-size: 14px; /* 修正済み */ /* 修正済み */
        margin-bottom: 5px;
    }
    #archive article .date {
        flex-direction: column;
        font-size: 13px;
    }
    #archive article .date p {
        margin-right: 0;
    }
    #archive article .thumb {
        margin-bottom: 18px;
    }
    #archive article .content {
        margin-bottom: 20px;
    }
    #archive article .content p {
        line-height: 2.5;
    }
    #archive article .back a {
        display: block;
        margin: 0 auto 35px;
        width: 100px;
        padding: 10px 0;
    }   
}