/**
 * 関連記事プラグイン - フロントエンドスタイル
 * ウマ店記事デザインに完全マッチ + 人間心理学に基づいたデザイン
 */

/* ========================================
   フォント設定（記事と統一）
   ======================================== */

.kanrenkiji-container,
.kanrenkiji-container * {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "游ゴシック体", YuGothic, "メイリオ", sans-serif;
}

/* ========================================
   コンテナ（記事デザインに統一）
   ======================================== */

.kanrenkiji-container {
    margin: 50px 0 40px;
    padding: 0;
    background: transparent;
}

.kanrenkiji-wrapper {
    max-width: 100%;
}

/* モバイル対応: コンテナの余白調整 */
@media (max-width: 768px) {
    .kanrenkiji-container {
        margin: 40px 0 30px;
    }
}

@media (max-width: 480px) {
    .kanrenkiji-container {
        margin: 30px 0 25px;
        padding: 0 10px; /* モバイルで少し余白を追加 */
    }
}

/* ========================================
   見出し（記事のh2スタイルに統一）
   ======================================== */

.kanrenkiji-heading {
    all: unset !important;
    display: block !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif !important;
    font-size: 28px !important;
    font-weight: 900 !important;
    color: #1a1a1a !important;
    margin: 0 0 30px 0 !important;
    padding: 12px 20px 12px 15px !important;
    border-left: 4px solid transparent !important;
    border-image: linear-gradient(135deg, #ff6b6b, #ff8e53) 1 !important;
    position: relative;
    background: #ffffff !important;
    border-radius: 4px 0 0 4px !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08) !important;
}

/* 心理学: 視覚的なアクセント */
.kanrenkiji-heading::before {
    content: "🍽️";
    margin-right: 10px;
    font-size: 26px;
}

/* ========================================
   グリッドレイアウト（記事に統一）
   ======================================== */

.kanrenkiji-posts.kanrenkiji-layout-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin: 0;
    padding: 0;
    list-style: none;
}

/* タブレット */
@media (max-width: 1024px) {
    .kanrenkiji-posts.kanrenkiji-layout-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 18px;
    }
}

/* スマートフォン（横向き） */
@media (max-width: 768px) {
    .kanrenkiji-posts.kanrenkiji-layout-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 15px;
    }
}

/* スマートフォン（縦向き） */
@media (max-width: 480px) {
    .kanrenkiji-posts.kanrenkiji-layout-grid {
        grid-template-columns: 1fr;
        gap: 20px; /* モバイルでは少し大きめに */
    }
}

/* 小型スマートフォン */
@media (max-width: 375px) {
    .kanrenkiji-posts.kanrenkiji-layout-grid {
        gap: 15px;
    }
}

/* ========================================
   リストレイアウト
   ======================================== */

.kanrenkiji-posts.kanrenkiji-layout-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.kanrenkiji-layout-list .kanrenkiji-card {
    display: flex;
    flex-direction: row;
}

.kanrenkiji-layout-list .kanrenkiji-card-link {
    display: flex;
    flex-direction: row;
    width: 100%;
}

.kanrenkiji-layout-list .kanrenkiji-thumbnail {
    flex-shrink: 0;
    width: 200px;
    height: 150px;
    padding-top: 0;
}

.kanrenkiji-layout-list .kanrenkiji-card-content {
    flex: 1;
}

@media (max-width: 600px) {
    .kanrenkiji-layout-list .kanrenkiji-card-link {
        flex-direction: column;
    }

    .kanrenkiji-layout-list .kanrenkiji-thumbnail {
        width: 100%;
        height: 0;
        padding-top: 66.67%;
    }
}

/* ========================================
   記事カード（記事デザインに統一）
   ======================================== */

.kanrenkiji-card {
    background: #ffffff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    height: 100%;
    position: relative;
    /* 心理学: 期待感を高めるアニメーション */
    animation: slideUp 0.6s ease-out backwards;
}

/* 心理学: ローディング時の順次アニメーション */
.kanrenkiji-card:nth-child(1) { animation-delay: 0.1s; }
.kanrenkiji-card:nth-child(2) { animation-delay: 0.2s; }
.kanrenkiji-card:nth-child(3) { animation-delay: 0.3s; }
.kanrenkiji-card:nth-child(4) { animation-delay: 0.4s; }
.kanrenkiji-card:nth-child(5) { animation-delay: 0.5s; }
.kanrenkiji-card:nth-child(6) { animation-delay: 0.6s; }

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 心理学: ホバー時の視覚的フィードバック */
.kanrenkiji-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 50px rgba(255, 107, 107, 0.25);
    z-index: 10;
}

/* 心理学: 注目を引くグラデーションボーダー */
.kanrenkiji-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b6b, #ff8e53, #667eea, #764ba2);
    background-size: 200% 100%;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s ease;
    animation: gradientShift 3s linear infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.kanrenkiji-card:hover::before {
    transform: scaleX(1);
}

.kanrenkiji-card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
}

.kanrenkiji-card-link:focus {
    outline: 3px solid #ff6b6b;
    outline-offset: 3px;
}

/* ========================================
   サムネイル（記事スタイルに統一）
   ======================================== */

.kanrenkiji-thumbnail {
    position: relative;
    width: 100%;
    padding-top: 66.67%; /* 3:2 アスペクト比 */
    overflow: hidden;
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.kanrenkiji-thumbnail-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 心理学: 画像のズームイン効果で興味を引く */
.kanrenkiji-card:hover .kanrenkiji-thumbnail-img {
    transform: scale(1.15);
}

.kanrenkiji-thumbnail-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.kanrenkiji-placeholder-svg {
    width: 100%;
    height: 100%;
}

/* ========================================
   カードコンテンツ
   ======================================== */

.kanrenkiji-card-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
    background: #ffffff;
}

/* ========================================
   カテゴリーラベル（記事スタイルに統一）
   ======================================== */

.kanrenkiji-card-category {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 5px;
}

.kanrenkiji-category-label {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e53);
    color: #ffffff;
    font-size: 12px;
    font-weight: 700;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    /* 心理学: 微細な光沢効果 */
    box-shadow: 0 2px 10px rgba(255, 107, 107, 0.3);
    transition: all 0.3s ease;
}

.kanrenkiji-card:hover .kanrenkiji-category-label {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.5);
}

/* ========================================
   タイトル（記事h3スタイルに統一）
   ======================================== */

.kanrenkiji-card-title {
    font-size: 18px !important;
    font-weight: 700 !important;
    line-height: 1.6;
    color: #2c3e50 !important;
    margin: 0 !important;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s ease;
    /* 心理学: 読みやすさの向上 */
    word-break: break-word;
}

.kanrenkiji-card:hover .kanrenkiji-card-title {
    color: #ff6b6b !important;
}

/* ========================================
   抜粋
   ======================================== */

.kanrenkiji-card-excerpt {
    font-size: 14px;
    line-height: 1.8;
    color: #666;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    /* 心理学: 読みやすさの向上 */
    word-break: break-word;
}

/* ========================================
   投稿日
   ======================================== */

.kanrenkiji-card-date {
    font-size: 13px;
    color: #999;
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.kanrenkiji-card-date::before {
    content: '📅';
    font-size: 14px;
}

/* ========================================
   心理学: プログレスインジケーター
   （読了時間を暗示）
   ======================================== */

.kanrenkiji-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.6s ease;
}

.kanrenkiji-card:hover::after {
    width: 100%;
}

/* ========================================
   アクセシビリティ
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    .kanrenkiji-card,
    .kanrenkiji-thumbnail-img,
    .kanrenkiji-card-title,
    .kanrenkiji-category-label {
        animation: none !important;
        transition: none !important;
    }
}

/* ========================================
   レスポンシブ調整
   ======================================== */

/* タブレット */
@media (max-width: 1024px) {
    .kanrenkiji-heading {
        font-size: 26px !important;
        padding: 10px 18px 10px 12px !important;
        color: #1a1a1a !important;
    }

    .kanrenkiji-card-content {
        padding: 22px;
    }

    .kanrenkiji-card-title {
        font-size: 17px !important;
    }

    .kanrenkiji-card-excerpt {
        font-size: 13px;
    }
}

/* スマートフォン（横向き） */
@media (max-width: 768px) {
    .kanrenkiji-heading {
        font-size: 24px !important;
        padding: 10px 16px 10px 10px !important;
        margin-bottom: 25px !important;
        color: #1a1a1a !important;
    }

    .kanrenkiji-heading::before {
        font-size: 22px;
    }

    .kanrenkiji-card-content {
        padding: 20px;
    }

    .kanrenkiji-card-title {
        font-size: 16px !important;
        line-height: 1.5;
    }

    .kanrenkiji-card-excerpt {
        font-size: 13px;
        line-height: 1.7;
    }

    .kanrenkiji-category-label {
        font-size: 11px;
        padding: 5px 14px;
    }

    .kanrenkiji-card-date {
        font-size: 12px;
    }
}

/* スマートフォン（縦向き） */
@media (max-width: 480px) {
    .kanrenkiji-heading {
        font-size: 22px !important;
        padding: 10px 14px 10px 8px !important;
        margin-bottom: 20px !important;
        color: #1a1a1a !important;
    }

    .kanrenkiji-heading::before {
        font-size: 20px;
        margin-right: 8px;
    }

    .kanrenkiji-card-content {
        padding: 18px;
        gap: 10px;
    }

    .kanrenkiji-card-title {
        font-size: 15px !important;
        line-height: 1.5;
        -webkit-line-clamp: 3; /* モバイルでは3行まで表示 */
    }

    .kanrenkiji-card-excerpt {
        font-size: 13px;
        line-height: 1.6;
    }

    .kanrenkiji-category-label {
        font-size: 10px;
        padding: 4px 12px;
    }

    .kanrenkiji-card-date {
        font-size: 11px;
    }

    .kanrenkiji-card-date::before {
        font-size: 12px;
    }

    /* モバイルではホバーエフェクトを軽減 */
    .kanrenkiji-card:hover {
        transform: translateY(-5px) scale(1.01);
    }

    .kanrenkiji-card:hover .kanrenkiji-thumbnail-img {
        transform: scale(1.08);
    }
}

/* 小型スマートフォン */
@media (max-width: 375px) {
    .kanrenkiji-heading {
        font-size: 20px !important;
        color: #1a1a1a !important;
    }

    .kanrenkiji-card-content {
        padding: 15px;
    }

    .kanrenkiji-card-title {
        font-size: 14px !important;
    }

    .kanrenkiji-card-excerpt {
        font-size: 12px;
    }
}

/* タッチデバイス最適化 */
@media (hover: none) and (pointer: coarse) {
    .kanrenkiji-card {
        /* タップしやすいように */
        margin-bottom: 5px;
    }

    .kanrenkiji-card-link {
        /* タップ領域を大きく */
        padding: 2px;
        margin: -2px;
    }

    /* タッチデバイスではアニメーションを簡略化 */
    .kanrenkiji-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
}

/* ========================================
   印刷スタイル
   ======================================== */

@media print {
    .kanrenkiji-container {
        box-shadow: none;
        border: 1px solid #ddd;
    }

    .kanrenkiji-card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
        animation: none;
    }

    .kanrenkiji-card:hover {
        transform: none;
    }

    .kanrenkiji-card::before,
    .kanrenkiji-card::after {
        display: none;
    }
}

/* ========================================
   ダークモード対応
   ======================================== */

@media (prefers-color-scheme: dark) {
    .kanrenkiji-card {
        background: #2a2a2a;
    }

    .kanrenkiji-card-content {
        background: #2a2a2a;
    }

    .kanrenkiji-heading {
        color: #e0e0e0 !important;
    }

    .kanrenkiji-card-title {
        color: #e0e0e0 !important;
    }

    .kanrenkiji-card:hover .kanrenkiji-card-title {
        color: #ff8e53 !important;
    }

    .kanrenkiji-card-excerpt {
        color: #b0b0b0;
    }

    .kanrenkiji-card-date {
        color: #909090;
    }
}

/* ========================================
   パフォーマンス最適化
   ======================================== */

.kanrenkiji-card {
    will-change: transform, box-shadow;
    contain: layout style paint;
}

.kanrenkiji-thumbnail-img {
    will-change: transform;
}

/* ========================================
   心理学: 微細なパルス効果（NEW バッジ風）
   ======================================== */

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.kanrenkiji-card:nth-child(1) .kanrenkiji-category-label {
    animation: pulse 2s ease-in-out infinite;
}