/* ====================================
   CSS変数と基本設定
==================================== */
:root {
    --font-main: 'Noto Sans JP', sans-serif;
    --color-black: #333;
    --color-gray: #666;
    --color-light-gray: #999;
    --color-border: #e0e0e0;
    --color-white: #fff;
    --color-bg: #f5f5f5;
    --color-primary: #4A90E2;
    --color-primary-hover: #357ABD;
    --site-width: 1080px;
}

/* ====================================
   ポートフォリオ詳細ページ専用スタイル
==================================== */

/* 詳細ページのコンテナ */
.portfolio-detail-page .inner-container {
    max-width: var(--site-width);
    width: 100%;
    margin: 0 auto;
    padding-top: 30px;
}

/* 詳細コンテンツエリア */
.portfolio-detail-content {
    flex: 1;
    max-width: 100%;
}

/* ====================================
   パンくずリスト
==================================== */
.portfolio-detail-content .breadcrumb {
    margin: 0 0 15px 0;
}

.portfolio-detail-content .breadcrumb a {
    color: var(--color-primary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.portfolio-detail-content .breadcrumb a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

/* ====================================
   ポートフォリオヘッダー
==================================== */
.portfolio-detail-content .pf-header {
    text-align: center;
    margin-bottom: 20px;
}

.portfolio-detail-content .pf-header-top {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 10px;
}

.portfolio-detail-content .pf-company {
    margin: 0;
    font-size: 13px;
    color: var(--color-light-gray);
    font-weight: 400;
}

.portfolio-detail-content .pf-title {
    margin: 0 0 8px 0;
    font-size: 28px;
    font-weight: 700;
    color: var(--color-black);
    text-align: center;
}

.portfolio-detail-content .pf-category {
    margin: 0;
    line-height: 1;
}

.portfolio-detail-content .pf-category span {
    display: inline-block;
    padding: 3px 8px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 3px;
    font-size: 10px;
    font-weight: 500;
    margin: 0 2px;
}

/* ====================================
   セクション共通
==================================== */
.portfolio-detail-content section {
    margin-bottom: 40px;
}

.portfolio-detail-content section h2 {
    font-size: 24px;
    font-weight: 700;
    margin: 0 0 25px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--color-black);
}

/* ====================================
   2カラムレイアウト
==================================== */
.portfolio-detail-content .two-column-wrapper {
    display: block;
}

/* ====================================
   商品ページの制作情報
==================================== */
.portfolio-detail-content .pf-info-section {
    background: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 40px;
}

.portfolio-detail-content .info-list {
    margin: 0;
}

.portfolio-detail-content .info-row {
    display: flex;
    padding: 15px 0;
    border-bottom: 1px solid var(--color-border);
}

.portfolio-detail-content .info-row:last-child {
    border-bottom: none;
}

.portfolio-detail-content .info-row dt {
    flex: 0 0 180px;
    font-size: 14px;
    font-weight: 700;
    color: var(--color-black);
    padding-right: 20px;
}

.portfolio-detail-content .info-row dd {
    flex: 1;
    margin: 0;
    font-size: 14px;
    color: var(--color-gray);
    line-height: 1.6;
}

/* ====================================
   プロジェクト概要
==================================== */
.portfolio-detail-content .pf-overview {
    background: var(--color-white);
    padding: 30px;
    border-radius: 8px;
    margin-bottom: 40px;
}

.portfolio-detail-content .pf-overview p {
    font-size: 15px;
    line-height: 1.9;
    color: var(--color-gray);
    margin-bottom: 20px;
}

.portfolio-detail-content .pf-overview p:last-child {
    margin-bottom: 0;
}

/* ====================================
   サイトリンクボタン
==================================== */
.portfolio-detail-content .pf-link-button-container {
    text-align: center;
    margin: 30px 0;
}

.portfolio-detail-content .pf-site-link-btn {
    display: inline-block;
    padding: 12px 60px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.portfolio-detail-content .pf-site-link-btn:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--color-white);
}

.portfolio-detail-content .pf-site-link-btn.disabled {
    background-color: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    pointer-events: none;
}

/* ====================================
   スクリーンショットセクション
==================================== */
.portfolio-detail-content .pf-screenshot {
    width: 100%;
    padding: 0 0;
}

.portfolio-detail-content .screenshot-toggle {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.portfolio-detail-content .toggle-btn {
    padding: 10px 50px;
    background-color: var(--color-white);
    border: 2px solid var(--color-border);
    border-radius: 5px;
    font-size: 14px;
    font-weight: 500;
    color: var(--color-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-main);
}

.portfolio-detail-content .toggle-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.portfolio-detail-content .toggle-btn.active {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
}

.portfolio-detail-content .screenshot-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    overflow: hidden;
    width: 100%;
}

.portfolio-detail-content .screenshot-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    display: flex;
    justify-content: center;
}

.portfolio-detail-content .screenshot-wrapper.active {
    opacity: 1;
    visibility: visible;
    position: relative;
    top: 0;
    left: 0;
    right: 0;
}

/* PC版フレーム */
.portfolio-detail-content .pc-frame {
    width: 100%;
}

.portfolio-detail-content .pc-frame img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    display: block;
}

/* スマホ版フレーム */
.portfolio-detail-content .sp-frame {
    width: 100%;
    max-width: 600px;
    /* PC画面での見やすさを考慮 */
}

.portfolio-detail-content .sp-frame img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border: 8px solid #333;
}

/* ====================================
   レスポンシブ対応
==================================== */
@media (max-width: 768px) {
    .portfolio-detail-page {
        padding-bottom: 85px;
    }

    .portfolio-detail-content .breadcrumb {
        margin-bottom: 10px;
    }

    .portfolio-detail-content .pf-header {
        margin-bottom: 15px;
    }

    .portfolio-detail-content .pf-title {
        font-size: 22px;
        margin: 0 0 6px 0;
    }

    .portfolio-detail-content .pf-company {
        margin: 0 0 4px 0;
        font-size: 12px;
    }

    .portfolio-detail-content section h2 {
        font-size: 18px;
        margin: 0 0 15px 0;
    }

    .portfolio-detail-content .pf-info-section {
        padding: 20px;
        margin-bottom: 30px;
    }

    .portfolio-detail-content .pf-overview {
        padding: 20px;
        margin-bottom: 30px;
    }

    .portfolio-detail-content .info-row {
        flex-direction: column;
        padding: 12px 0;
    }

    .portfolio-detail-content .info-row dt {
        flex: none;
        margin-bottom: 5px;
        padding-right: 0;
        font-size: 13px;
    }

    .portfolio-detail-content .info-row dd {
        font-size: 13px;
    }

    .portfolio-detail-content .pf-overview p {
        font-size: 14px;
    }

    .portfolio-detail-content .screenshot-toggle {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        padding: 12px;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
        margin-bottom: 0;
        gap: 8px;
        z-index: 1000;
    }

    .portfolio-detail-content .toggle-btn {
        padding: 10px 20px;
        font-size: 13px;
        flex: 1;
    }

    .portfolio-detail-content .sp-frame {
        max-width: 400px;
    }
}

@media (max-width: 480px) {
    .portfolio-detail-page {
        padding-bottom: 80px;
    }

    .portfolio-detail-content .pf-title {
        font-size: 18px;
    }

    .portfolio-detail-content section h2 {
        font-size: 16px;
    }

    .portfolio-detail-content .pf-info-section {
        padding: 15px;
        margin-bottom: 25px;
    }

    .portfolio-detail-content .pf-overview {
        padding: 15px;
        margin-bottom: 25px;
    }

    .portfolio-detail-content .info-row {
        padding: 10px 0;
    }

    .portfolio-detail-content .info-row dt,
    .portfolio-detail-content .info-row dd {
        font-size: 12px;
    }

    .portfolio-detail-content .pf-overview p {
        font-size: 13px;
    }

    .portfolio-detail-content .screenshot-toggle {
        flex-direction: row;
        gap: 6px;
        padding: 10px;
    }

    .portfolio-detail-content .toggle-btn {
        padding: 9px 12px;
        font-size: 12px;
    }

    .portfolio-detail-content .sp-frame {
        max-width: 100%;
    }
}