/* ===========================================
   Case Archive (事例ページ)
   =========================================== */

/* ---- セクション区切り線 ---- */
.case-section-divider {
    width: calc(100% - 40px);
    max-width: 1120px;
    margin: 80px auto;
    height: 1px;
    background: #D9D5CD;
}

/* ---- リスト ---- */
.case-list {
    display: flex;
    flex-direction: column;
    gap: clamp(40px, 5vw, 64px);
}

/* ---- カード ---- */
.case-detail-card {
    display: grid;
    grid-template-columns: clamp(280px, 38%, 424px) 1fr;
    gap: 24px;
}

/* ---- 左：画像エリア ---- */
.case-detail-images {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.case-detail-img-main {
    width: 100%;
    height: auto;
    aspect-ratio: 424 / 488;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 8px;
}

.case-detail-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
}

.case-detail-img-sub {
    width: 100%;
    height: auto;
    aspect-ratio: 424 / 246;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: 8px;
}

.case-detail-img-sub img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
}

/* ---- 右：情報エリア ---- */
.case-detail-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* ヘッダー＆プロフィール */
.case-detail-header {
    background: #65BAA9;
    height: 198px;
    border-radius: 8px;
    padding: clamp(18px, 2.5vw, 28px) clamp(20px, 3vw, 40px) clamp(18px, 2.5vw, 28px);
    display: flex;
    flex-direction: column;
    gap: 24px;
    color: #ffffff;
}

.case-detail-header-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.case-detail-name {
    font-size: 31px;
    font-weight: 700;
    line-height: 1.6;
    color: #ffffff;
    margin: 0;
}

.case-detail-number {
    font-family: "Poppins", sans-serif;
    font-size: 24px;
    font-weight: 500;
    line-height: 1.6;
    color: #ffffff;
    text-decoration: underline;
    text-underline-offset: 6px;
    white-space: nowrap;
    flex-shrink: 0;
}

/* プロフィール */
.case-detail-profile {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.case-detail-profile-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0 clamp(12px, 2vw, 24px);
}

.case-detail-profile-item {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    color: #ffffff;
    word-break: normal;
    overflow-wrap: break-word;
}

/* ---- アコーディオン ---- */
.case-accordion {
    flex: 1;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid #A5CFC8;
    padding: 48px;
}

.case-accordion-item {
    margin-bottom: 24px;
}

.case-accordion-item:last-child {
    margin-bottom: 0;
}

.case-accordion-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    height: 35px;
    padding: 0 8px;
    background: #5BA69933;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-align: left;
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    color: #5BA699;
}

.case-accordion-check {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.case-accordion-label {
    flex: 1;
}

.case-accordion-toggle {
    position: relative;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    background: #65BAA9;
    border-radius: 50%;
}

.case-accordion-toggle::before,
.case-accordion-toggle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    background: #fff;
    transition: transform 0.3s ease;
}

.case-accordion-toggle::before {
    width: 11px;
    height: 1px;
    transform: translate(-50%, -50%) rotate(0deg);
}

.case-accordion-toggle::after {
    width: 1px;
    height: 11px;
    transform: translate(-50%, -50%) rotate(0deg);
}

/* 開いた状態：+ → × */
.case-accordion-trigger[aria-expanded="true"] .case-accordion-toggle::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.case-accordion-trigger[aria-expanded="true"] .case-accordion-toggle::after {
    transform: translate(-50%, -50%) rotate(45deg);
}

.case-accordion-body {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.4s ease, opacity 0.3s ease, padding 0.4s ease;
    padding-bottom: 0;
}

.case-accordion-body.is-open {
    max-height: 400px;
    opacity: 1;
    padding-top: 24px;
}

.case-accordion-text {
    font-size: clamp(13px, 1.2vw, 15px);
    font-weight: 400;
    line-height: 1.9;
    color: #555;
    margin: 0;
}

/* 偶数カード：画像を右側に */
.case-detail-card:nth-child(even) {
    grid-template-columns: 1fr clamp(280px, 38%, 424px);
}

.case-detail-card:nth-child(even) .case-detail-images {
    order: 2;
}

.case-detail-card:nth-child(even) .case-detail-info {
    order: 1;
}

/* ---- レスポンシブ ---- */
@media (max-width: 768px) {
    /* 偶数カードの反転を解除 */
    .case-detail-card,
    .case-detail-card:nth-child(even) {
        grid-template-columns: 1fr;
    }

    .case-detail-card:nth-child(even) .case-detail-images,
    .case-detail-card:nth-child(even) .case-detail-info {
        order: unset;
    }

    /* 画像：メインのみ全幅表示 */
    .case-detail-images {
        flex-direction: column;
        gap: 0;
    }

    .case-detail-img-main {
        width: 100%;
        height: auto;
        aspect-ratio: 344 / 395.92;
        border-radius: 8px;
    }

    .case-detail-img-sub {
        display: none;
    }

    /* ヘッダー：丸みを下側のみに */
    .case-detail-header {
        border-radius: 8px;
        height: auto;
        min-height: 208px;
        padding: 20px;
        gap: 20px;
    }

    /* アコーディオン */
    .case-accordion {
        padding: 24px 20px;
    }

    .case-accordion-text {
        font-size: 14px;
    }

    .case-section-divider {
        width: calc(100% - 38px);
        max-width: none;
    }
}