/* case
------------------------------*/
.case_list {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    list-style: none;    /* ← 追加 */
    padding: 0;    /* ← 追加 */
    margin: 0;    /* ← 追加 */
}

.case_list {
    margin-block: 1rem;
    padding: 2rem 2.5rem 2rem 2.5rem;
    background: #f9f6f2;
    border: solid 1px #ccc;
    border-radius: 15px;
    font-size: clamp(1.2rem, 0.8rem + 0.6vw, 1.5rem);
}

.case_list li {
    padding: 0rem 0rem 0rem 0rem;
}

.case-card {
    /* li を対象に */
    flex: 1 1 calc(33.333% - 20px);
    box-sizing: border-box;
}

.case-card-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;

}

.case-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.case-card a {
    display: block;
    text-decoration: none;
    color: inherit;
}

/* 最後のカード用の統一スタイル */
.case-cardend {
    box-sizing: border-box;
    flex: 0 0 calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
}

.case-cardend:hover {
    box-shadow: 0 3px 18px #8d8d8daa;
}

.case-cardend .case-card-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    /* 16:9比率を強制 */
    overflow: hidden;
}

.case-cardend .case-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* 画像を枠内でトリミング */
    object-position: top;
    /* 上寄せ表示でラベル切れ防止 */
    display: block;
}

/* ホバー用オーバーレイ */
.case-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 10px;
    text-align: center;
    box-shadow: 0 3px 18px #8d8d8daa;
}

.case-card-title {
    font-size: clamp(1.3rem, 1.35rem + 1.2vw, 1.65rem);
    font-weight: bold;
    margin-bottom: 5px;
}

.case-card-region {
    font-size: clamp(1.15rem, 1.15rem + 0.7vw, 1.65rem);
    opacity: 0.9;
}

.case-card-thumb:hover .case-card-overlay {
    opacity: 1;
}

.work_archive_ttl {
    color: #91689c !important;
}

.ttl {
    font-size: 1rem;
    margin: 8px 0 4px;
}

.meta {
    font-size: 0.85rem;
    color: #666;
}

.case-list-section .wp_navwrap {
    padding: 6vh 0 0 0;
}

@media (max-width: 768px) {
    .case-card-title {
        font-size: clamp(1.2rem, 1.25rem + 0.2vw, 1.35rem);
        margin-bottom: 5px;
    }

    .case-card-region {
        font-size: clamp(1.2rem, 1.15rem + 0.2vw, 1.35rem);
        opacity: 0.9;
    }
}

@media (max-width: 425px) {
    .case-card {
        flex: 1 1 calc(49.333% - 20px);
    }

    .case-cardend {
        flex: 1 1 calc(44% - 10px);
        max-width: calc(49.333% - 20px);
    }
    .case-card-title {
        font-size: clamp(1.0rem, 1.00rem + 0.2vw, 1.14rem);
        margin-bottom: 0px;
    }
}