/* ============================================================
   ブログ共通（archive / single）
   ============================================================ */

/* ============================================================
   ARCHIVE HERO
   ============================================================ */
.blog-archive-page,
.blog-single-page {
    background: var(--cream);
}

.bl-hero {
    background: var(--navy);
    padding: 160px 0 100px;
}

.bl-hero__title {
    font-family: var(--font-en);
    font-size: clamp(56px, 7vw, 88px);
    font-weight: 700;
    color: var(--cream);
    line-height: 1;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    opacity: 0.15;
}

.bl-hero__desc {
    font-family: var(--font-mincho);
    font-size: clamp(18px, 1.8vw, 24px);
    font-weight: 700;
    color: var(--cream);
    line-height: 1.5;
}

/* ============================================================
   ARCHIVE LIST
   ============================================================ */
.bl-list {
    background: var(--cream);
    padding: 80px 0 100px;
}

.bl-list__cat-head {
    margin-bottom: 48px;
}

.bl-list__cat-name {
    font-family: var(--font-mincho);
    font-size: clamp(20px, 2vw, 26px);
    font-weight: 700;
    color: var(--navy);
}

.bl-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 24px;
    margin-bottom: 64px;
}

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

.bl-card__thumb {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: rgba(29, 46, 70, 0.07);
    border-radius: 8px;
    margin-bottom: 16px;
}

.bl-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease);
}

.bl-card:hover .bl-card__thumb img { transform: scale(1.04); }

.bl-card__thumb-placeholder {
    width: 100%;
    height: 100%;
    background: rgba(29, 46, 70, 0.07);
}

.bl-card__meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.bl-cat {
    display: inline-block;
    font-family: var(--font-jp);
    font-size: 10px;
    font-weight: 400;
    color: var(--teal);
    border: 1px solid var(--teal);
    padding: 2px 10px;
    border-radius: 20px;
}

.bl-date {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 400;
    color: rgba(29, 46, 70, 0.4);
    letter-spacing: 0.04em;
}

.bl-card__title {
    font-family: var(--font-jp);
    font-size: 14px;
    font-weight: 400;
    color: var(--navy);
    line-height: 1.75;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    transition: color 0.3s;
}

.bl-card:hover .bl-card__title { color: var(--teal); }

.bl-empty {
    font-size: 14px;
    color: rgba(29, 46, 70, 0.45);
    padding: 60px 0;
    text-align: center;
}

/* ページネーション */
.bl-pagination .nav-links {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: center;
}

.bl-pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    font-family: var(--font-en);
    font-size: 14px;
    font-weight: 400;
    color: rgba(29, 46, 70, 0.55);
    border: 1px solid rgba(29, 46, 70, 0.12);
    border-radius: 6px;
    transition: background 0.25s, color 0.25s;
}

.bl-pagination .page-numbers.current,
.bl-pagination .page-numbers:hover {
    background: var(--navy);
    color: var(--cream);
    border-color: var(--navy);
}

.bl-pagination .page-numbers.dots {
    border-color: transparent;
    background: transparent;
    color: rgba(29, 46, 70, 0.35);
}

.bl-pagination .prev,
.bl-pagination .next {
    width: auto;
    padding: 0 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--teal);
    border-color: var(--teal);
}

.bl-pagination .prev:hover,
.bl-pagination .next:hover {
    background: var(--teal);
    color: var(--white);
}

/* ============================================================
   SINGLE HEADER（記事ヘッダー）
   ============================================================ */
.bl-single-head {
    background: var(--cream);
    padding: 160px 0 56px;
}

.bl-single-head__inner {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.bl-single-head__back {
    margin-bottom: 40px;
}

.bl-single-head__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.bl-single-head__title {
    font-family: var(--font-mincho);
    font-size: clamp(24px, 3vw, 40px);
    font-weight: 700;
    color: var(--navy);
    line-height: 1.5;
}

/* ============================================================
   FEATURED IMAGE（アイキャッチ フル幅）
   ============================================================ */
.bl-single-hero-img {
    width: 100%;
    aspect-ratio: 16 / 7;
    max-height: 600px;
    overflow: hidden;
}

.bl-single-hero-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* ============================================================
   SINGLE BODY
   ============================================================ */
.bl-single {
    background: var(--cream);
    padding: 72px 0 100px;
}

.bl-single__inner {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 var(--gutter);
}

/* 本文スタイル */
.bl-single__content {
    font-size: 15px;
    font-weight: 300;
    line-height: 2;
    color: var(--navy);
    margin-bottom: 72px;
}

.bl-single__content h2 {
    font-family: var(--font-mincho);
    font-size: clamp(20px, 1.8vw, 24px);
    font-weight: 700;
    color: var(--navy);
    line-height: 1.5;
    margin: 56px 0 20px;
    padding-left: 16px;
    border-left: 3px solid var(--teal);
}

.bl-single__content h3 {
    font-family: var(--font-jp);
    font-size: 17px;
    font-weight: 500;
    color: var(--navy);
    line-height: 1.5;
    margin: 40px 0 16px;
}

.bl-single__content p {
    margin-bottom: 20px;
}

.bl-single__content p:last-child { margin-bottom: 0; }

.bl-single__content ul,
.bl-single__content ol {
    margin: 20px 0 20px 20px;
}

.bl-single__content ul { list-style: disc; }
.bl-single__content ol { list-style: decimal; }

.bl-single__content li {
    margin-bottom: 8px;
    line-height: 1.85;
}

.bl-single__content a {
    color: var(--teal);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.bl-single__content img {
    border-radius: 8px;
    margin: 32px 0;
}

.bl-single__content blockquote {
    background: rgba(29, 46, 70, 0.04);
    border-left: 3px solid rgba(29, 46, 70, 0.15);
    padding: 20px 24px;
    margin: 24px 0;
    border-radius: 0 8px 8px 0;
}

/* 前後記事ナビ */
.bl-single__nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    border-top: 1px dashed rgba(29, 46, 70, 0.12);
    border-bottom: 1px dashed rgba(29, 46, 70, 0.12);
    padding: 32px 0;
    margin-bottom: 40px;
}

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

.bl-single__nav-link {
    display: inline-flex;
    flex-direction: column;
    gap: 6px;
    max-width: 260px;
    color: inherit;
    text-decoration: none;
}

.bl-single__nav-link--next {
    align-items: flex-end;
}

.bl-single__nav-dir {
    font-family: var(--font-en);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--teal);
}

.bl-single__nav-title {
    font-size: 13px;
    font-weight: 300;
    color: rgba(29, 46, 70, 0.7);
    line-height: 1.6;
    transition: color 0.3s;
}

.bl-single__nav-link:hover .bl-single__nav-title { color: var(--navy); }

/* シェアボタン */
.bl-single__share {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 32px 0;
    border-top: 1px dashed rgba(29, 46, 70, 0.12);
    margin-bottom: 32px;
}

.bl-single__share-label {
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: rgba(29, 46, 70, 0.4);
    flex-shrink: 0;
}

.bl-single__share-btns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.bl-share-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-radius: 32px;
    font-family: var(--font-jp);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s;
    white-space: nowrap;
}

.bl-share-btn:hover { opacity: 0.72; }

.bl-share-btn--x {
    background: #000;
    color: #fff;
    border: none;
}

.bl-share-btn--copy {
    background: transparent;
    color: var(--navy);
    border: 1px solid rgba(29, 46, 70, 0.3);
}

.bl-share-btn--copy.is-copied {
    color: var(--teal);
    border-color: var(--teal);
}

/* 一覧に戻る */
.bl-single__back {
    padding-top: 40px;
    display: flex;
    justify-content: center;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    color: var(--black);
    text-decoration: none;
    transition: gap 0.3s;
}
.text-link:hover { gap: 24px; }

/* カーソル画像を左向きに反転 */
.text-link__icon {
    transform: scaleX(-1);
}

/* ============================================================
   SP（〜768px）
   ============================================================ */
@media (max-width: 768px) {
    /* アーカイブ */
    .bl-hero {
        padding: 100px 0 48px;
    }

    .bl-list {
        padding: 40px 0 80px;
    }

    .bl-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    /* 記事詳細ヘッダー */
    .bl-single-head {
        padding: 100px 0 40px;
    }

    /* 記事詳細本文 */
    .bl-single {
        padding: 48px 0 80px;
    }

    .bl-single-hero-img {
        aspect-ratio: 4 / 3;
    }

    /* 前後ナビ：縦並び */
    .bl-single__nav {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .bl-single__nav-next {
        text-align: left;
    }

    .bl-single__nav-link--next {
        align-items: flex-start;
    }

    /* シェアボタン */
    .bl-single__share {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
}