.blog-archive,
.blog-single {
    padding: 60px 0;
}

.inner {
    width: min(1100px, 90%);
    margin: 0 auto;
}

.blog-title {
    font-size: 6vw;
}

.blog-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    border: 1px solid #ddd;
    background: #fff;
}

.blog-card__link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.blog-card__thumb img,
.blog-article__thumbnail img {
    width: 100%;
    height: auto;
    display: block;
}

.blog-card__body {
    padding: 20px;
}

.blog-card__date,
.blog-article__date {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    color: #666;
}

.blog-card__title {
    font-size: 20px;
    margin-bottom: 12px;
}

.blog-lead {
    text-align: center;
    padding-bottom: 20px;
}

.blog-card__excerpt {
    line-height: 1.8;
}

.blog-article__header {
    margin-bottom: 30px;
}

.blog-article__title {
    font-size: 32px;
    line-height: 1.4;
}

.blog-article__content {
    line-height: 2;
}

.blog-article__nav {
    margin-top: 40px;
}

.pagination {
    margin-top: 40px;
    text-align: center;
}

@media screen and (max-width: 768px) {
    .blog-list {
        grid-template-columns: 1fr;
    }

    .blog-article__title {
        font-size: 24px;
    }
}

.blog-card__meta {
    margin-top: 12px;
}

.blog-card__author,
.blog-card__genre {
    margin-top: 6px;
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    word-break: break-word;
}

.blog-card__thumb img {
    display: block;
    width: 100%;
    height: auto;
}

/* シングルページ */
.blog-single__meta {
    margin-top: 16px;
}

.blog-single__author,
.blog-single__genre {
    margin-top: 6px;
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    word-break: break-word;
}

.blog-single__thumbnail {
    margin-top: 30px;
    margin-bottom: 30px;
}

.blog-single__thumbnail img {
    display: block;
    width: 100%;
    height: auto;
}

.blog-single__content {
    line-height: 1.5;
}

.blog-card__genres,
.blog-single__genres {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.blog-card__genre-tag,
.blog-single__genre-tag {
    display: inline-block;
    padding: 6px 12px;
    border: 1px solid #ccc;
    border-radius: 999px;
    font-size: 12px;
    line-height: 1.4;
    text-decoration: none;
    color: #333;
    background: #f7f7f7;
    transition: .3s;
}

.blog-card__genre-tag:hover,
.blog-single__genre-tag:hover {
    background: #333;
    color: #fff;
    border-color: #333;
}

.blog-card__author,
.blog-single__author {
    margin-top: 10px;
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

/* 追記 */
.blog-single__nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-top: 60px;
}

.blog-single__nav-item {
    flex: 1;
}

.blog-single__nav-prev {
    text-align: left;
}

.blog-single__nav-back {
    text-align: center;
}

.blog-single__nav-next {
    text-align: right;
}

.blog-single__nav a {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    color: #333;
}

.blog-single__header {
    margin-bottom: 30px;
}

.blog-single__title,
.blog-single__sub-title {
    text-align: center;
}

.blog-single__header-bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-top: 30px;
}

.blog-single__meta {
    margin-top: 0;
}

.blog-single__date {
    flex-shrink: 0;
    font-size: 14px;
    color: #666;
}

@media screen and (max-width: 768px) {
    .blog-single__header-bottom {
        flex-direction: column;
        align-items: flex-start;
    }

    .blog-single__date {
        align-self: flex-end;
    }
}

/* シングルページ　サイドバー */
.blog-single__main {
    min-width: 0;
}

.blog-single__sidebar {
    position: sticky;
    top: 100px;
}

.blog-single__side-section {
    margin-bottom: 30px;
    padding: 20px;
    border: 1px solid #ddd;
    background: #fff;
}

.blog-single__side-title {
    margin-bottom: 16px;
    font-size: 18px;
    line-height: 1.5;
}

.blog-single__side-genres {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.blog-single__ad {
    min-height: 250px;
    display: grid;
    place-items: center;
    background: #f5f5f5;
    color: #777;
}

.blog-single__side-content {
    line-height: 1.8;
    color: #555;
}

@media screen and (max-width: 768px) {

    .blog-single__sidebar {
        position: static;
        margin-top: 40px;
    }
}

.blog-archive {
    padding: 60px 0;
}

.blog-single {
    padding: 0;
}

.blog-single__page {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 40px;
    align-items: start;
    padding: 60px 0;
}

.blog-single__article-inner {
    width: 100%;
}

.blog-single__main {
    min-width: 0;
}

.blog-single__sidebar {
    position: sticky;
    top: 100px;
}

@media screen and (max-width: 768px) {
    .blog-single__page {
        grid-template-columns: 1fr;
    }

    .blog-single__sidebar {
        position: static;
        margin-top: 40px;
    }
}

/* サイドバー */
.blog-single__side-post-link {
    color: #555;
    text-decoration: none;
}

.blog-single__side-post-link:hover {
    color: #555;
    opacity: 0.6;
}