/* ==========================================================================
   archive-blog.css — ブログ投稿一覧ページ
   ========================================================================== */

:root {
    --bl-red:       #C0401A;
    --bl-dark:      #333333;
    --bl-body:      rgb(89, 89, 89);
    --bl-gray-bg:   #f7f7f7;
    --bl-border:    #e8e8e8;
    --bl-muted:     #888888;
    --bl-inner-max: 980px;   /* ヘッダーと同幅 */
}

/* ==========================================================================
   ページヘッダー
   ========================================================================== */
.bl-page-hero {
    background-color: #ffffff;
    border-bottom: 1px solid var(--bl-border);
    padding: 40px 0 0;
}

.bl-page-hero__inner {
    max-width: var(--bl-inner-max);
    margin: 0 auto;
    padding: 0 30px;
}

.bl-page-hero__heading {
    font-size: 60px;
    font-weight: 700;
    line-height: 1.1;
    color: var(--bl-red);
    margin: 0 0 8px;
    letter-spacing: 0.02em;
}

.bl-page-hero__sub {
    font-size: 18px;
    color: var(--bl-red);
    margin: 0 0 32px;
}

/* ==========================================================================
   一覧セクション
   ========================================================================== */
.bl-list-section {
    padding: 56px 0 80px;
}

.bl-list-section__inner {
    max-width: var(--bl-inner-max);
    margin: 0 auto;
    padding: 0 30px;
}

/* ==========================================================================
   カード一覧
   ========================================================================== */
.bl-card-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* ==========================================================================
   カード
   ========================================================================== */
.bl-card {
    background-color: #ffffff;
    border-bottom: 1px solid var(--bl-border);
}

.bl-card__link {
    display: flex;
    gap: 28px;
    align-items: flex-start;
    padding: 28px 0px;
    text-decoration: none;
    color: inherit;
    transition: background-color 0.2s ease;
}

.bl-card__link:hover {
    background-color: #fafafa;
}

/* サムネイル */
.bl-card__thumb {
    flex: 0 0 300px;
    aspect-ratio: 16 / 9;
    height: auto;
    overflow: hidden;
    background-color: #f0f0f0;
}

.bl-card__thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.bl-card__link:hover .bl-card__thumb-img {
    transform: scale(1.03);
}

/* コンテンツ */
.bl-card__body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 4px 0;
}

/* メタ（投稿者・日付） */
.bl-card__meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.bl-card__date {
    font-size: 12px;
    color: var(--bl-muted);
}


/* カテゴリ */
.bl-card__cats {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.bl-card__cat {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    color: var(--bl-red);
    background-color: rgba(192, 64, 26, 0.07);
    padding: 3px 10px;
    border-radius: 20px;
    letter-spacing: 0.02em;
}

/* タイトル */
.bl-card__title {
    font-size: 17px;
    font-weight: 700;
    color: var(--bl-dark);
    line-height: 1.55;
    margin: 0;
    letter-spacing: 0.02em;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.bl-card__link:hover .bl-card__title {
    color: var(--bl-red);
}

/* 抜粋 */
.bl-card__excerpt {
    font-size: 13px;
    line-height: 1.8;
    color: var(--bl-muted);
    margin: 0;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

/* ==========================================================================
   ページネーション
   ========================================================================== */
.bl-pagination {
    margin-top: 56px;
    text-align: center;
}

.bl-pagination .nav-links {
    display: inline-flex;
    gap: 6px;
    align-items: center;
}

.bl-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 10px;
    font-size: 14px;
    font-weight: 700;
    color: var(--bl-dark);
    border: 1px solid var(--bl-border);
    background-color: #ffffff;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.bl-pagination .page-numbers.current,
.bl-pagination .page-numbers:hover {
    background-color: var(--bl-red);
    border-color: var(--bl-red);
    color: #ffffff;
}

/* 記事なし */
.bl-no-posts {
    text-align: center;
    color: var(--bl-muted);
    padding: 48px 0;
    font-size: 15px;
}

/* ==========================================================================
   レスポンシブ: タブレット（769〜1024px）
   ========================================================================== */
@media (min-width: 769px) and (max-width: 1024px) {
    .bl-list-section {
        padding: 48px 0 64px;
    }

    .bl-list-section__inner {
        padding: 0 32px;
    }

    .bl-card__thumb {
        flex: 0 0 240px;
        aspect-ratio: 16 / 9;
        height: auto;
    }
}

/* ==========================================================================
   レスポンシブ: スマートフォン（〜768px）
   ========================================================================== */
@media (max-width: 768px) {
    .bl-page-hero {
        padding: 24px 0 0;
    }

    .bl-page-hero__inner {
        padding: 0 16px;
    }

    .bl-page-hero__heading {
        font-size: 40px;
        margin-bottom: 20px;
    }

    .bl-list-section {
        padding: 32px 0 56px;
    }

    .bl-list-section__inner {
        padding: 0 16px;
    }

    .bl-card__link {
        flex-direction: column;
        padding: 20px 0px;
        gap: 14px;
    }

    .bl-card__thumb {
        flex: 0 0 auto;
        width: 100%;
        aspect-ratio: 16 / 9;
        height: auto;
    }

    .bl-card__title {
        font-size: 15px;
    }
}