.page-articles {
    padding: 10px 0 60px;
}
.breadcrumb {
    display: flex;
    font-size: 1.2rem;
}
.breadcrumb .bc-link {
    color: #a8aaae;
    margin-right: 40px;
    position: relative;
}
.breadcrumb .bc-link::after {
    content: "";
    width: 10px;
    height: 1px;
    background-color: #a8aaae;
    position: absolute;
    top: 50%;
    right: -25px;
}
.breadcrumb .bc-item {
    color: #444444;
}
.up-std-section {
    padding: 20px 0;
}
.up-std-inner {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}
.up-ttl {
    font-size: 2.6rem;
    letter-spacing: .05em;
    font-weight: 500;
    color: #505050;
    text-align: center;
    margin: 40px 0 10px;
}
.up-std-section .contents_block {
    width: 100%;
    padding: 20px 0 60px;
}
.up-std-section .contents_block p {
    font-size: 1.5rem;
    line-height: 2;
    letter-spacing: .02em;
}
.up-std-section .contents_block h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 30px 0 10px;
}
.up-inner {
    width: 1200px;
    margin: 0 auto;
}
.page-articles .up-main-inner {
    display: flex;
    justify-content: space-between;
    gap: 60px;
    margin-top: 40px;
}
.page-articles .up-main-inner .title-wrap {
    width: fit-content;
}
.page-articles .up-main-inner .title-area.vertical {
    writing-mode: vertical-rl;
}
.section-title {
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: .05em;
}
.title-en {
    font-size: 6rem;
    font-weight: 700;
    color: #505050;
    letter-spacing: .02em;
    line-height: 1;
}
.up-main-inner .articles-wrap {
    width: calc(100% - 140px);
}
.up-main-inner .articles-wrap .article_list {
    display: flex;
    flex-wrap: wrap;
    gap: 45px 40px;
}
.up-main-inner .articles-wrap .article_list .article_item {
    width: calc((100% - 80px) / 3);
}
.up-main-inner .articles-wrap .article_list .article_item .thumbnail {
    width: 100%;
    aspect-ratio: 5 / 3;
    overflow: hidden;
}
.up-main-inner .articles-wrap .article_list .article_item .thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: all .4s ease;
}
.up-main-inner .articles-wrap .article_list .article_item .article_link:hover .thumbnail img {
    transform: scale(1.1);
}
.up-main-inner .articles-wrap .article_list .article_item .textarea {
    margin-top: 10px;
}
.up-main-inner .articles-wrap .article_list .article_item .textarea .article_ttl {
    font-size: 1.45rem;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: .05em;
}
.up-main-inner .articles-wrap .article_list .article_item .textarea .meta_area {
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
}
.up-main-inner .articles-wrap .article_list .article_item .textarea .meta_area .date {
    font-size: 1.15rem;
    font-weight: 400;
    color: #2f2f2f;
}
.up-main-inner .articles-wrap .article_list .article_item .textarea .meta_area .category {
    background-color: #505050;
    color: #fff;
    font-size: 1.15rem;
    line-height: 1;
    padding: 3px 10px;
}
.up-main-inner .articles-wrap .article_list .article_item .textarea .tag-list {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 10px;
}
.up-main-inner .articles-wrap .article_list .article_item .textarea .tag-list .post-tag {
    font-size: 1rem;
    font-weight: 300;
    color: #9e9e9e;
}

.pagenation {
    margin-top: 50px;
    text-align: center;
    font-weight: 400;
    font-style: normal;
}
.pagenation .wp-pagenavi {
    display: flex;
    justify-content: center;
    gap: 10px;
}
.pagenation .wp-pagenavi .pages {
    display: none;
}
.pagenation .wp-pagenavi .nextpostslink,
.pagenation .wp-pagenavi .previouspostslink {
    display: none;
}
.pagenation .wp-pagenavi .page,
.pagenation .wp-pagenavi .first,
.pagenation .wp-pagenavi .last {
    display: block;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: #e8e8e8;
    border: none;
    color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
}
.pagenation .wp-pagenavi .page:hover,
.pagenation .wp-pagenavi .last:hover {
    background-color: #d5d5d5;
    color: #444;
}
.pagenation .wp-pagenavi .current {
    display: block;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background-color: #fff;
    color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    font-weight: 400;
}
.pagenation .wp-pagenavi .extend {
    display: block;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background-color: #fff;
    color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
}

@media screen and (max-width:640px) {
    .up-std-inner {
        width: 100%;
        padding: 0 5%;
        max-width: 100%;
        margin: 0 auto;
    }
    .up-inner {
        width: 100%;
        padding: 0 5%;
    }
    .page-articles .up-main-inner {
        margin-top: 25px;
        gap: 20px;
    }
    .page-articles .up-main-inner .title-wrap {
        width: 54px;
    }
    .title-en {
        font-size: 4.5rem;
        line-height: 0.8;
    }
    .up-main-inner .articles-wrap {
        width: calc(100% - 74px);
    }
    .up-main-inner .articles-wrap .article_list {
        gap: 40px;
    }
    .up-main-inner .articles-wrap .article_list .article_item {
        width: 100%;
    }
    .up-main-inner .articles-wrap .article_list .article_item .textarea .article_ttl {
        font-size: 1.35rem;
    }
    .up-main-inner .articles-wrap .article_list .article_item .textarea .tag-list {
        gap: 5px;
        margin-top: 5px;
    }
}