/* 特集記事セクション */

.featured-articles-section {
    padding: 0 0 2rem;
}

.featured-articles-section .section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.featured-articles-section .view-all {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    margin-bottom: 1rem;
}
.featured-articles-section .view-all:hover {
    color: rgba(var(--accent-color-rgb), 0.8);
    text-decoration: underline;
}

/* グリッドレイアウト - デフォルト4列 */
.featured-articles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

/* 記事数に応じたレイアウト調整 */
.featured-articles-grid.grid-cols-1 {
    grid-template-columns: 1fr;
}

.featured-articles-grid.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.featured-articles-grid.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.featured-articles-grid.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* 4列がはみ出る場合は横スクロール */
@media (max-width: 1100px) {
    .featured-articles-grid.grid-cols-4 {
        display: flex;
        overflow-x: auto;
        gap: 1rem;
        padding-bottom: 10px;
    }
    
    .featured-articles-grid.grid-cols-4::-webkit-scrollbar {
        height: 4px;
    }
    
    .featured-articles-grid.grid-cols-4::-webkit-scrollbar-track {
        background: #f1f1f1;
        border-radius: 2px;
    }
    
    .featured-articles-grid.grid-cols-4::-webkit-scrollbar-thumb {
        background: #888;
        border-radius: 2px;
    }
    
    .featured-articles-grid.grid-cols-4 .featured-article-card {
        flex: 0 0 250px;
    }
}

/* カード */
.featured-article-card {
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
}

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

/* サムネイルラッパー */
.featured-thumbnail-wrapper {
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
}

/* 1-2個の時は横長カード（デスクトップのみ） */
@media (min-width: 769px) {
    .featured-articles-grid.grid-cols-1 .featured-thumbnail-wrapper,
    .featured-articles-grid.grid-cols-2 .featured-thumbnail-wrapper {
        aspect-ratio: 16/9;
    }
}

/* タブレット（481px-768px）では縦長を維持 */
@media (min-width: 481px) and (max-width: 768px) {
    .featured-articles-grid.grid-cols-1 .featured-thumbnail-wrapper,
    .featured-articles-grid.grid-cols-2 .featured-thumbnail-wrapper {
        aspect-ratio: 3/4;
    }
}

/* サムネイル */
.featured-thumbnail {
    width: 100%;
    height: 100%;
    position: relative;
}

.featured-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.featured-article-card:hover .featured-thumbnail img {
    transform: scale(1.05);
}

.featured-thumbnail.no-image {
    position: relative;
}

.featured-thumbnail.no-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* オーバーレイ */
.featured-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.3) 25%, transparent 50%, rgba(0,0,0,0.3) 80%, rgba(0,0,0,0.5) 100%);
    padding: 1rem;
    color: white;
}

/* コンテンツ */
.featured-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.featured-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 1rem;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.featured-title {
    font-size: 1.3rem;
    font-weight: bold;
    line-height: 1.3;
    margin: 8px 0;
    color: white;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
}

.featured-excerpt {
    font-size: 0.9rem;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.9);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.featured-school-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.featured-school-info .school-badge,
.featured-school-info .club-badge {
    font-size: 0.875rem;
    
}
.featured-school-info .school-badge {
    font-weight: 600;
}

/* 1100px以上では確実に収める */
@media (min-width: 1101px) {
    .featured-articles-grid.grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
        display: grid !important;
        overflow-x: visible !important;
    }
}

/* レスポンシブ対応 */
@media (max-width: 1200px) and (min-width: 1101px) {
    .featured-articles-grid.grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
    
    .featured-articles-grid.grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .featured-articles-grid.grid-cols-2 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .featured-articles-grid.grid-cols-1 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 900px) {
    /* 3列もはみ出る場合は横スクロール */
    .featured-articles-grid.grid-cols-3 {
        display: flex;
        overflow-x: auto;
        gap: 1rem;
        padding-bottom: 10px;
    }
    
    .featured-articles-grid.grid-cols-3::-webkit-scrollbar {
        height: 4px;
    }
    
    .featured-articles-grid.grid-cols-3::-webkit-scrollbar-track {
        background: #f1f1f1;
        border-radius: 2px;
    }
    
    .featured-articles-grid.grid-cols-3::-webkit-scrollbar-thumb {
        background: #888;
        border-radius: 2px;
    }
    
    .featured-articles-grid.grid-cols-3 .featured-article-card {
        flex: 0 0 250px;
    }
}

@media (max-width: 768px) {    
    .featured-articles-section .container {
        overflow: visible;
    }
    
    /* 2列もはみ出る場合は横スクロール */
    .featured-articles-grid.grid-cols-2 {
        display: flex;
        overflow-x: auto;
        gap: 1rem;
        padding-bottom: 10px;
    }
    
    .featured-articles-grid.grid-cols-2::-webkit-scrollbar {
        display: none;
    }
    
    .featured-articles-grid.grid-cols-2 .featured-article-card {
        flex: 0 0 280px;
    }
    
    /* 1個の時はグリッド維持 */
    .featured-articles-grid.grid-cols-1 {
        display: grid;
        grid-template-columns: 1fr;
    }
    
    /* タブレットでは縦長に */
    .featured-thumbnail-wrapper {
        aspect-ratio: 3/4 !important;
    }
    
    /* 1個の時のみ横長 */
    .featured-articles-grid.grid-cols-1 .featured-thumbnail-wrapper {
        aspect-ratio: 16/9 !important;
    }
    
    .featured-overlay {
        padding: 1rem;
    }
}

/* スマホのみ縦長カードと横スクロール */
@media (max-width: 480px) {
    /* 横スクロール対応 */
    .featured-articles-grid,
    .featured-articles-grid.grid-cols-1,
    .featured-articles-grid.grid-cols-2,
    .featured-articles-grid.grid-cols-3,
    .featured-articles-grid.grid-cols-4 {
        display: flex;
        gap: 15px;
        overflow-x: auto;
        padding-bottom: 10px;
        margin: 0 -15px;
        padding: 0 15px 10px;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        justify-content: flex-start;
    }
    .featured-articles-grid::-webkit-scrollbar {
        display: none;
    }
    
    /* 1記事の場合はスクロール不要、中央配置 */
    .featured-articles-grid.grid-cols-1 {
        justify-content: center;
        overflow-x: visible;
        padding: 0;
        margin: 0;
    }
    
    /* スクロールバーのスタイリング */
    .featured-articles-grid::-webkit-scrollbar {
        height: 4px;
    }
    
    .featured-articles-grid::-webkit-scrollbar-track {
        background: #f1f1f1;
        border-radius: 2px;
    }
    
    .featured-articles-grid::-webkit-scrollbar-thumb {
        background: #888;
        border-radius: 2px;
    }
    
    /* デフォルトは縦長カード */
    .featured-article-card {
        flex: 0 0 250px;
        scroll-snap-align: start;
    }
    
    /* 全てのサムネイルを縦長にリセット */
    .featured-thumbnail-wrapper {
        aspect-ratio: 3/4 !important;
    }
    
    /* 1個の時だけ特別扱い */
    .featured-articles-grid.grid-cols-1 .featured-article-card {
        flex: 1 1 100%;
        margin: 0 auto;
    }
    
    .featured-articles-grid.grid-cols-1 .featured-thumbnail-wrapper {
        aspect-ratio: 16/10 !important;
    }
    
    /* 2個の時は少し広めの縦長カード */
    .featured-articles-grid.grid-cols-2 .featured-article-card {
        flex: 0 0 280px;
    }
    
    /* オーバーレイ調整 */
    .featured-overlay {
        padding: 15px;
    }
    
    .featured-title {
        font-size: 1.1rem;
        -webkit-line-clamp: 3;
        line-clamp: 3;
    }
    
    .featured-excerpt {
        font-size: 0.85rem;
        -webkit-line-clamp: 2;
        line-clamp: 2;
    }
    
    .featured-title {
        font-size: 1rem;
        -webkit-line-clamp: 3;
        line-clamp: 3;
    }
    
    .featured-excerpt {
        display: none;
    }
}