/* ==========================================================================
   LIVE配信研究所 - 記事とスライダーCSS
   記事カード、スライダー、ページネーション
   ========================================================================== */

/* ==========================================================================
   スライダー（.advanced-slider, .slider-track, .sponsor-card）
   ========================================================================== */

.advanced-slider {
    position: relative !important;
    overflow: hidden !important;
    border-radius: 15px !important;
    margin-top: 2rem !important;
}

/* ==========================================================================
   無限ループ平面スクロール（.advanced-slider）
   ========================================================================== */

/* PC版コントロールボタンの表示制御 */
@media (min-width: 769px) {
    .slider-controls {
        display: none !important;
    }
    
    .slider-controls.enabled {
        display: flex !important;
    }
    
    /* PC版でもスクロール可能にして、カード切れを防ぐ */
    .slider-track {
        overflow-x: auto !important;
        scrollbar-width: thin !important;
        scrollbar-color: #FF6B6B #f0f0f0 !important;
    }
    
    .slider-track::-webkit-scrollbar {
        height: 8px !important;
    }
    
    .slider-track::-webkit-scrollbar-track {
        background: #f0f0f0 !important;
        border-radius: 10px !important;
    }
    
    .slider-track::-webkit-scrollbar-thumb {
        background: #FF6B6B !important;
        border-radius: 10px !important;
    }
    
    .slider-track::-webkit-scrollbar-thumb:hover {
        background: #e55a5a !important;
    }
}

.slider-track {
    display: flex !important;
    gap: 1.5rem !important;
    transition: transform 0.5s ease !important;
    padding: 1rem 0 !important;
    scroll-behavior: smooth !important;
    scrollbar-width: thin !important;
    scrollbar-color: #FF6B6B #f0f0f0 !important;
    /* カード切れ防止のためのパディング追加 */
    padding-left: 1rem !important;
    padding-right: 1rem !important;
}

.slider-track::-webkit-scrollbar {
    height: 8px !important;
}

.slider-track::-webkit-scrollbar-track {
    background: #f0f0f0 !important;
    border-radius: 10px !important;
}

.slider-track::-webkit-scrollbar-thumb {
    background: #FF6B6B !important;
    border-radius: 10px !important;
}

.sponsor-card {
    background: rgba(255, 255, 255, 0.9) !important;
    border-radius: 15px !important;
    overflow: hidden !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1) !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    backdrop-filter: blur(8px) !important;
    min-width: 300px !important;
    max-width: 300px !important;
    min-height: 380px !important;
    flex: 0 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
}

.sponsor-card:hover {
    transform: translateY(-8px) !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15) !important;
}

.sponsor-image {
    height: 180px !important;
    overflow: hidden !important;
    flex-shrink: 0 !important;
}

.sponsor-image img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}

.sponsor-content {
    padding: 1.5rem !important;
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-start !important;
    min-height: 0 !important;
}

.sponsor-badge {
    position: absolute !important;
    top: 1rem !important;
    left: 1rem !important;
    background: #FF6B6B !important;
    color: #FFFFFF !important;
    padding: 0.4rem 1rem !important;
    border-radius: 20px !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
    z-index: 10 !important;
}

.sponsor-title {
    font-size: 1.2rem !important;
    font-weight: 700 !important;
    margin-bottom: 1rem !important;
    color: #2C3E50 !important;
}

.sponsor-description {
    color: #6C757D !important;
    line-height: 1.6 !important;
    margin-bottom: 1rem !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 3 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    flex: 1 !important;
}

.sponsor-meta {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    margin-top: auto !important;
    font-size: 0.9rem !important;
    color: #6C757D !important;
    flex-shrink: 0 !important;
}

.read-more {
    background: linear-gradient(45deg, #4ECDC4, #FF6B6B) !important;
    color: #FFFFFF !important;
    padding: 0.5rem 1.2rem !important;
    border-radius: 20px !important;
    text-decoration: none !important;
    font-size: 0.9rem !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
}

.read-more:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3) !important;
}

/* スライダーコントロール */
.slider-controls {
    position: absolute !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    width: 100% !important;
    display: flex !important;
    justify-content: space-between !important;
    padding: 0 1rem !important;
    pointer-events: none !important;
    z-index: 10 !important;
}

.slider-btn {
    background: rgba(255, 255, 255, 0.9) !important;
    border: 2px solid #FF6B6B !important;
    color: #FF6B6B !important;
    width: 40px !important;
    height: 40px !important;
    border-radius: 50% !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    font-size: 1.2rem !important;
    font-weight: bold !important;
    pointer-events: all !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.slider-btn:hover {
    background: #FF6B6B !important;
    color: #FFFFFF !important;
    transform: scale(1.1) !important;
}

/* スライダーインジケーター（不要のため非表示） */
.slider-indicators {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.indicator {
    display: none !important;
}

.indicator.active {
    display: none !important;
}

/* ==========================================================================
   記事セクション（.articles-grid, .article-card-new）
   ========================================================================== */

.articles-layout {
    width: 100%;
}

.articles-main {
    width: 100%;
}

.articles-grid {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 2rem !important;
    margin-top: 2rem !important;
}

.article-card-new {
    background: rgba(255, 255, 255, 0.9) !important;
    border-radius: 15px !important;
    overflow: hidden !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1) !important;
    transition: all 0.3s ease !important;
    cursor: pointer !important;
    backdrop-filter: blur(8px) !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
    min-height: 350px !important;
    display: flex !important;
    flex-direction: column !important;
}

.article-card-new:hover {
    transform: translateY(-8px) !important;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15) !important;
}

.article-image-new {
    position: relative;
}

.article-image-new img {
    width: 100% !important;
    height: 200px !important;
    object-fit: cover !important;
}

.article-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.1));
}

.article-category-badge {
    position: absolute !important;
    top: 1rem !important;
    left: 1rem !important;
    background: #FF6B6B !important;
    color: #FFFFFF !important;
    padding: 0.4rem 1rem !important;
    border-radius: 20px !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
    z-index: 10 !important;
}

.article-content-new {
    padding: 1.5rem !important;
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
}

.article-meta-new {
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    margin-bottom: 1rem !important;
    font-size: 0.9rem !important;
    color: #6C757D !important;
}

.article-date-new {
    color: #6C757D !important;
}

.article-category-new {
    background: rgba(255, 107, 107, 0.1) !important;
    color: #FF6B6B !important;
    padding: 0.3rem 0.8rem !important;
    border-radius: 12px !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
}

.article-title-new {
    font-size: 1.2rem !important;
    font-weight: 700 !important;
    margin-bottom: 1rem !important;
    line-height: 1.4 !important;
}

.article-title-new a {
    color: #2C3E50 !important;
    text-decoration: none !important;
    transition: color 0.3s ease !important;
}

.article-title-new a:hover {
    color: #FF6B6B !important;
}

.article-excerpt-new {
    color: #6C757D !important;
    line-height: 1.6 !important;
    margin-bottom: 1.5rem !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    flex: 1 !important;
}

.article-footer-new {
    display: flex !important;
    justify-content: flex-end !important;
    align-items: center !important;
    margin-top: auto !important;
}

.read-more-btn {
    background: linear-gradient(45deg, #4ECDC4, #FF6B6B) !important;
    color: #FFFFFF !important;
    padding: 0.5rem 1.2rem !important;
    border-radius: 20px !important;
    text-decoration: none !important;
    font-size: 0.9rem !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
}

.read-more-btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3) !important;
}

/* カテゴリーフィルター */
.articles-filter {
    display: flex !important;
    justify-content: center !important;
    flex-wrap: wrap !important;
    gap: 1rem !important;
    margin: 2rem 0 3rem !important;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.8) !important;
    border: 2px solid rgba(255, 107, 107, 0.2) !important;
    padding: 0.8rem 1.5rem !important;
    border-radius: 25px !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    font-weight: 600 !important;
    color: #2C3E50 !important;
    backdrop-filter: blur(10px) !important;
    font-size: 0.9rem !important;
}

.filter-btn.active {
    background: #FF6B6B !important;
    color: #FFFFFF !important;
    border-color: #FF6B6B !important;
}

.filter-btn:hover:not(.active) {
    background: #4ECDC4 !important;
    color: #FFFFFF !important;
    border-color: #4ECDC4 !important;
    transform: translateY(-2px) !important;
}

/* ページネーション */
.pagination {
    text-align: center !important;
    margin-top: 3rem !important;
    padding: 2rem 0 !important;
}

.pagination-wrapper {
    display: inline-block !important;
}

/* カテゴリ情報表示 */
.category-info {
    display: flex !important;
    justify-content: center !important;
    margin: 2rem 0 !important;
    padding: 1rem !important;
}

.category-info-content {
    background: rgba(255, 255, 255, 0.9) !important;
    padding: 0.8rem 1.5rem !important;
    border-radius: 25px !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1) !important;
    backdrop-filter: blur(8px) !important;
    border: 2px solid rgba(76, 205, 196, 0.3) !important;
}

.category-name {
    font-weight: 700 !important;
    color: #4ECDC4 !important;
    font-size: 1.1rem !important;
}

.category-count {
    font-weight: 600 !important;
    color: #2C3E50 !important;
    margin-left: 0.3rem !important;
}

.page-numbers {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 0.5rem !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

.page-numbers li {
    list-style: none !important;
}

.page-numbers a,
.page-numbers span {
    display: inline-block !important;
    padding: 0.8rem 1.2rem !important;
    text-decoration: none !important;
    color: #2C3E50 !important;
    background: rgba(255, 255, 255, 0.8) !important;
    border: 2px solid rgba(255, 107, 107, 0.2) !important;
    border-radius: 10px !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
    backdrop-filter: blur(10px) !important;
}

.page-numbers a:hover {
    background: #4ECDC4 !important;
    color: #FFFFFF !important;
    border-color: #4ECDC4 !important;
    transform: translateY(-2px) !important;
}

.page-numbers .current {
    background: #FF6B6B !important;
    color: #FFFFFF !important;
    border-color: #FF6B6B !important;
}

.page-numbers .prev,
.page-numbers .next {
    font-weight: 700 !important;
}

/* ==========================================================================
   モバイル専用調整
   ========================================================================== */

/* タブレット用（2列表示） */
@media (max-width: 1024px) and (min-width: 769px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 1.5rem !important;
    }
}

@media (max-width: 768px) {
    /* 記事カード調整（1列表示） */
    .articles-grid {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }
    
    .article-card-new {
        margin-bottom: 1rem !important;
    }
    
    .article-content-new {
        padding: 1rem !important;
    }
    
    .article-title-new {
        font-size: 1.1rem !important;
    }
    
    .article-excerpt-new {
        -webkit-line-clamp: 2 !important;
        margin-bottom: 1rem !important;
    }
    
    /* フィルター調整 */
    .articles-filter {
        flex-wrap: wrap !important;
        gap: 0.5rem !important;
        margin: 1rem 0 2rem !important;
    }
    
    .filter-btn {
        padding: 0.6rem 1rem !important;
        font-size: 0.9rem !important;
    }
    
    /* おすすめ記事スライダー調整（改善版） */
    .advanced-slider {
        margin-top: 1.5rem !important;
        position: relative !important;
    }
    
    /* スマホ版は常に非表示 */
    .slider-controls {
        display: none !important;
    }
    
    .slider-indicators {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
    }
    
    .slider-track {
        overflow-x: auto !important;
        scroll-snap-type: none !important;
        gap: 1.2rem !important;
        padding: 0.5rem 1rem 1.5rem 1rem !important;
        scrollbar-width: thin !important;
        scrollbar-color: #FF6B6B transparent !important;
        -webkit-overflow-scrolling: touch !important;
        scroll-behavior: smooth !important;
    }
    
    /* スクロールバーのスタイル改善 */
    .slider-track::-webkit-scrollbar {
        height: 6px !important;
        background: transparent !important;
    }
    
    .slider-track::-webkit-scrollbar-track {
        background: rgba(0, 0, 0, 0.05) !important;
        border-radius: 10px !important;
        margin: 0 1rem !important;
    }
    
    .slider-track::-webkit-scrollbar-thumb {
        background: linear-gradient(90deg, #FF6B6B, #4ECDC4) !important;
        border-radius: 10px !important;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
    }
    
    .slider-track::-webkit-scrollbar-thumb:hover {
        background: linear-gradient(90deg, #FF5555, #3DBDB4) !important;
    }
    
    .sponsor-card {
        scroll-snap-align: none !important;
        min-width: 260px !important;
        max-width: 260px !important;
        min-height: 340px !important;
        margin-right: 0.5rem !important;
        flex-shrink: 0 !important;
    }
    
    .sponsor-image {
        height: 160px !important;
    }
    
    .sponsor-content {
        padding: 1.2rem !important;
        justify-content: flex-start !important;
    }
    
    .sponsor-description {
        -webkit-line-clamp: 2 !important;
        margin-bottom: 0.8rem !important;
    }
    
    /* スクロールインジケーター */
    .advanced-slider::after {
        content: "← スワイプして他の記事も見る →" !important;
        position: absolute !important;
        bottom: -1.5rem !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
        font-size: 0.75rem !important;
        color: #666 !important;
        text-align: center !important;
        opacity: 0.8 !important;
        pointer-events: none !important;
        white-space: nowrap !important;
        z-index: 10 !important;
        background: rgba(255, 255, 255, 0.9) !important;
        padding: 0.3rem 0.8rem !important;
        border-radius: 15px !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    }
    
    /* ページネーション調整 */
    .page-numbers {
        flex-wrap: wrap !important;
        gap: 0.3rem !important;
    }
    
    .page-numbers a,
    .page-numbers span {
        padding: 0.6rem 1rem !important;
        font-size: 0.9rem !important;
    }
}