@charset "utf-8";

/********************************************
blog (清掃豆知識Blog) ページ個別
********************************************/

/* FV 背景 */
.subfv{ background-image: url(../images/blog/blog_fv_bg_pc.jpg); }
@media (max-width: 768px){
    .subfv{ background-image: url(../images/blog/blog_fv_bg_sp.jpg); }
}

/* セクション */
.blog-sec{ padding: 80px 0 100px; }
.blog-sec .ttl__area{ margin-bottom: 46px; }

/********************************************
記事カード
********************************************/
.blog-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px 20px;
}
.blog-card{
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid #CCC;
    padding: 10px;
    overflow: hidden;
    color: inherit;
    transition: transform .3s, box-shadow .3s;
}
@media (min-width: 769px){
    .blog-card:hover{ transform: translateY(-4px); box-shadow: 0 8px 18px rgba(20,60,100,.12); }
}
/* overflow:hidden で min-height:auto を無効化する。
   これが無いとアイキャッチ本来の比率が枠を押し広げ、カードごとに高さがずれる */
.blog-card__thumb{
    aspect-ratio: 16 / 10;
    background: #e8eef3;
    overflow: hidden;
}
.blog-card__thumb img{ width: 100%; height: 100%; object-fit: cover; display: block; }
.blog-card__cat{
    align-self: flex-start;
    margin-bottom: 10px;
    padding: 5px 18px;
    border-radius: 4px;
    color: #fff;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: .03em;
}
.blog-card__cat--staff{ background: var(--color-primary); }
.blog-card__cat--know{ background: var(--color-accent); }
.blog-card__body{ flex: 1; display: flex; flex-direction: column; padding: 10px 0 0; }
.blog-card__ttl{
    font-size: 14px;
    font-weight: 700;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}
.blog-card__date{
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    color: var(--color-text-note);
    font-family: var(--font-num);
    font-size: 13px;
}
/* 時計アイコン(CSSで描画：円＋針) */
.blog-card__date::before{
    content: "";
    box-sizing: border-box;
    flex-shrink: 0;
    width: 14px;
    height: 14px;
    background:url(../images/blog/icon_time.png) no-repeat;
    background-size: cover;
}

/* ページャーは共通コンポーネント .pager（common.css）を使用 */

/********************************************
カテゴリ絞り込みボタン
********************************************/
.blog-filter{
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 50px;
}
.blog-filter__btn{
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 460px;
    height: 56px;
    border: 1px solid;
    border-radius: 5px;
    background: #fff;
    font-weight: 700;
    transition: opacity .3s;
}
.blog-filter__btn--staff{ border-color: var(--color-primary); color: var(--color-primary); }
.blog-filter__btn--know{ border-color: var(--color-accent);  color: var(--color-accent);  }
@media (min-width: 769px){ .blog-filter__btn:hover{ opacity: .75; } }
.blog-filter__btn .arrow{ right: 18px; }

/********************************************
SP
********************************************/
@media (max-width: 768px){
    .blog-sec{ padding: 8vw 0 14vw; }
    .blog-sec .ttl__area{ margin-bottom: 7vw; }

    .blog-grid{ grid-template-columns: 1fr; gap: 4vw; }
    /* 画像(左・縦いっぱい) + 内容(右) の横並び */
    .blog-card{ flex-direction: row;padding: 1.33vw; }
    .blog-card__thumb{ width: 52vw; flex-shrink: 0; align-self: stretch; }
    .blog-card__cat{margin-bottom: 2.5vw; font-size: 2.66vw; padding: 1vw 3vw; }
    .blog-card__body{ padding: 0 0 0 2vw; }
    .blog-card__ttl{ font-size: 3.2vw; -webkit-line-clamp: 3; }
    .blog-card__date{ margin-top: auto; font-size: 2.66vw; align-self: flex-end;  }
    .blog-card__date::before{ width: 3.2vw; height: 3.2vw; }


    .blog-filter{ gap: 3vw; margin-top: 8vw; }
    .blog-filter__btn{ width: 48%; height: 9.33vw; font-size: 3.4vw; border-radius: 1.2vw; }
    .blog-filter__btn .arrow{ right: 3vw; }
}