* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Breadcrumbs (パンくずリスト) */
.breadcrumbs {
    padding: 1rem 0;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.breadcrumbs ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0;
    margin: 0;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
}

.breadcrumbs li:not(:last-child)::after {
    content: '›';
    margin-left: 0.5rem;
    color: #999;
    font-weight: bold;
}

.breadcrumbs a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumbs a:hover {
    color: #2980b9;
    text-decoration: underline;
}

.breadcrumbs [aria-current="page"] {
    color: #666;
    font-weight: 500;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    line-height: 1.7;
    color: #333;
    background: #ffffff;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.site-header {
    background: #2c3e50;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
}

.site-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.site-header h1 a {
    color: white;
    text-decoration: none;
}

.site-header nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    max-width: 100%;
    overflow-x: auto;
}

.site-header nav a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background 0.2s;
    white-space: nowrap;
}

.site-header nav a:hover {
    background: rgba(255,255,255,0.1);
}

/* ヒーローエリア */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0;
    margin: 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 100%;
    z-index: 1;
    opacity: 0.3;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 600px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-description {
    font-size: 1.1rem;
    opacity: 0.9;
    line-height: 1.5;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    margin: 0;
}

/* コンテンツレイアウト */
.content-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    align-items: start;
}

.main-column {
    min-width: 0; /* グリッドアイテムのオーバーフロー対策 */
    max-width: 100%;
    overflow-x: hidden; /* 横スクロール防止 */
}

.main-column img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* サイドバー */
.sidebar {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 2rem;
}

.widget {
    background: white;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.widget:last-child {
    margin-bottom: 0;
}

.widget-title {
    background: var(--primary-color);
    color: #fff;
    padding: 1rem 1.5rem;
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
}

.widget-content {
    padding: 1.5rem;
}

.widget-text {
    line-height: 1.6;
    color: #333;
}

.recent-articles-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.recent-articles-list li {
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #e9ecef;
}

.recent-articles-list li:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.recent-articles-list a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.recent-articles-list a:hover {
    color: #3498db;
}

/* カテゴリウィジェット */
.widget-categories {
    padding: 1rem;
}

.categories-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.categories-list li {
    border-bottom: 1px solid #ecf0f1;
}

.categories-list li:last-child {
    border-bottom: none;
}

.categories-list a {
    display: block;
    padding: 0.75rem 0.5rem;
    color: #2c3e50;
    text-decoration: none;
    transition: all 0.2s;
}

.categories-list a:hover {
    background: #f8f9fa;
    padding-left: 1rem;
}

.categories-list li.active a {
    background: #e3f2fd;
    color: #1976d2;
    font-weight: 500;
}

.categories-list .count {
    color: #95a5a6;
    font-size: 0.9em;
}

.no-categories {
    padding: 1.5rem;
    text-align: center;
    color: #6c757d;
}

/* 広告ウィジェット */
.amazon-ad-widget,
.rakuten-ad-widget,
.fanza-ad-widget {
    text-align: center;
    position: relative;
    z-index: 1;
}

.rakuten-ad-widget iframe {
    pointer-events: auto !important;
    position: relative;
    z-index: 10;
}

.ad-placeholder {
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    color: #6c757d;
    font-size: 0.9rem;
}

/* 楽天商品カード */
.block-rakuten-product {
    margin: 2rem 0;
}

.rakuten-product-card {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start; /* 画像とテキストの整列を安定 */
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    background: white;
}

.rakuten-product-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.rakuten-image {
    width: 200px;
    max-width: 100%;
    height: auto; /* 切れ防止 */
    object-fit: contain;
    border-radius: 4px;
    flex-shrink: 0;
}

.rakuten-details {
    flex: 1;
    min-width: 0; /* テキストが広がりすぎて画像を圧迫しないように */
}

.rakuten-details h3 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
    color: #333;
}

.rakuten-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: #bf0000;
    margin-bottom: 0.5rem;
}

.rakuten-shop {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.rakuten-reviews {
    color: #ff9900;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.rakuten-points {
    background: #ff0000;
    color: white;
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.rakuten-link-btn {
    display: inline-block;
    background: #bf0000;
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    margin-top: 1rem;
    font-weight: bold;
}

/* FANZA商品カード */
.block-fanza-product {
    margin: 2rem 0;
}

/* レスポンシブ: 楽天商品カードは狭い幅で画像を上に配置し、切れを防ぐ */
@media (max-width: 1024px) {
    .rakuten-product-card {
        flex-direction: column;
        align-items: stretch;
    }
    .rakuten-image {
        width: 100%;
        height: auto;
        aspect-ratio: 4 / 3;
        object-fit: cover;
    }
    .rakuten-details {
        margin-top: 0.75rem;
    }
}

.fanza-product-card {
    display: flex;
    gap: 1.5rem;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 1.5rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    background: white;
}

.fanza-product-card:hover {
    box-shadow: 0 4px 12px rgba(255,20,147,0.2);
    transform: translateY(-2px);
}

.fanza-image {
    width: 200px;
    height: 280px;
    object-fit: cover;
    border-radius: 4px;
}

.fanza-details {
    flex: 1;
}

.fanza-details h3 {
    margin: 0 0 1rem 0;
    font-size: 1.2rem;
    color: #333;
}

.fanza-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: #FF1493;
    margin-bottom: 0.5rem;
}

.fanza-actress {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.fanza-date {
    color: #999;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.fanza-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #FF1493, #FF69B4);
    color: #ffffff;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    margin-top: 1rem;
    font-weight: 700;
    font-size: 1.05rem;
    text-decoration: none;
    box-shadow: 0 8px 18px rgba(255, 20, 147, 0.28);
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.2s ease;
}
.fanza-link-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(255,20,147,0.35); filter: brightness(1.03); }
.fanza-link-btn:active { transform: translateY(0); box-shadow: 0 6px 12px rgba(255,20,147,0.22); }
.fanza-link-btn:focus-visible { outline: 3px solid rgba(255,105,180,0.5); outline-offset: 3px; }

/* トップフリースペース */
.top-widgets-area {
    margin: 2rem 0;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ページネーション */
.pagination {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;
    margin-top: 24px;
}
.pagination-numbers { flex-wrap: wrap; gap: 8px; }
.page-btn {
    padding: 10px 16px;
    background: #2c3e50;
    color: #fff;
    border-radius: 9999px;
    text-decoration: none;
    font-weight: 600;
}
.page-btn:hover { background: #1f2a36; }
.page-info { color: #2c3e50; font-weight: 600; }

/* 数字ページャ（チップ状） */
.page-number {
    display: inline-block;
    min-width: 40px;
    padding: 8px 12px;
    text-align: center;
    border-radius: 10px;
    background: #f1f3f5;
    color: #2c3e50;
    text-decoration: none;
    font-weight: 700;
    border: 1px solid #e6e8eb;
}
.page-number:hover { background: #e9ecef; }
.page-number.active {
    background: var(--secondary-color);
    color: #fff;
    border-color: transparent;
}
.page-ellipsis { color: #6c757d; padding: 0 4px; }
.page-arrow { padding: 8px 12px; border-radius: 10px; }

.top-widgets-area .widget {
    margin-bottom: 0;
}

.top-widgets-area .widget:last-child {
    margin-bottom: 0;
}

/* Amazonウィジェット（コンパクトカード） */
.amazon-ad-widget .amazon-card {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    text-decoration: none;
    color: inherit;
    border: 1px solid #e6e8eb;
    border-radius: 10px;
    padding: 10px;
    background: #fff;
}
.amazon-ad-widget .amazon-card-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 6px;
    flex-shrink: 0;
}
.amazon-ad-widget .amazon-card-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.amazon-ad-widget .amazon-card-title { font-size: 14px; line-height: 1.4; color:#333; }
.amazon-ad-widget .amazon-card-price { font-size: 16px; font-weight: 700; color:#b12704; }
.amazon-ad-widget .amazon-card-btn { display:inline-block; background:#ff9900; color:#fff; padding:6px 10px; border-radius:6px; font-size:12px; font-weight:700; }

/* 記事下フリースペース */
.article-bottom-widgets {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid #e9ecef;
}

.article-bottom-widgets .widget {
    margin-bottom: 2rem;
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
}

.article-bottom-widgets .widget:last-child {
    margin-bottom: 0;
}

/* AIコンテンツウィジェット */
.ai-content-widget {
    border: 1px solid #e3f2fd;
    border-radius: 8px;
    background: linear-gradient(145deg, #f8f9ff, #ffffff);
}

.ai-content-container {
    padding: 1rem;
}

.ai-content-header {
    margin-bottom: 1rem;
}

/* 非表示要望: AI生成バッジは本文に出さない */
.ai-badge { display: none !important; }

.ai-content-body {
    color: #333;
    line-height: 1.6;
}

/* AI生成コンテンツ */
.block-ai-content {
    margin: 2rem 0;
    padding: 1.5rem;
    background: linear-gradient(145deg, #f8f9ff, #ffffff);
    border: 1px solid #e3f2fd;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.ai-generated-content {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.ai-generated-content h3,
.ai-generated-content h4,
.ai-generated-content h5 {
    margin: 1.5rem 0 0.75rem 0;
    color: #2c3e50;
    line-height: 1.4;
}

.ai-generated-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

.ai-generated-content h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

.ai-generated-content h5 {
    font-size: 1.1rem;
    font-weight: 600;
}

.ai-generated-content strong {
    font-weight: 700;
    color: #2c3e50;
}

.ai-generated-content p {
    margin: 0.5rem 0;
}

.ai-content-container {
    max-width: 100%;
    overflow: hidden;
}

.main-content {
    min-height: calc(100vh - 140px);
    padding: 3rem 0 3.5rem 0;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid #f5c6cb;
    text-align: center;
}

.article {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    overflow: hidden;
}

.article-header {
    padding: 2rem;
    border-bottom: 1px solid #e9ecef;
    background: #f8f9fa;
}

.article-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #2c3e50;
    line-height: 1.3;
}

.article-meta {
    color: #6c757d;
    font-size: 0.9rem;
}

.article-content {
    padding: 2rem;
}

.block {
    margin-bottom: 2rem;
}

.block:last-child {
    margin-bottom: 0;
}

.block-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #333;
}

.block-quote {
    margin: 2rem 0;
}

.block-quote blockquote {
    border-left: 4px solid #3498db;
    padding: 1.5rem 2rem;
    margin: 0;
    background: #f8f9fa;
    border-radius: 0 8px 8px 0;
    font-style: italic;
    position: relative;
}

.block-quote blockquote::before {
    content: '"';
    font-size: 4rem;
    color: #3498db;
    position: absolute;
    top: -10px;
    left: 10px;
    line-height: 1;
}

.block-quote blockquote p {
    margin: 0 0 1rem 0;
    font-size: 1.1rem;
    color: #2c3e50;
}

.block-quote cite {
    display: block;
    text-align: right;
    font-size: 0.9rem;
    color: #6c757d;
    font-style: normal;
    margin-top: 1rem;
}

.block-image {
    margin: 2rem 0;
    text-align: center;
}

.block-image figure {
    margin: 0;
    display: inline-block;
    max-width: 100%;
}

.block-image img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.block-image figcaption {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #6c757d;
    font-style: italic;
}

.block-video {
    margin: 2rem 0;
}

.block-video video {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    background: #000;
    margin: 0;
}

.video-caption {
    margin-top: 0.5rem;
    margin-bottom: 0;
    text-align: center;
    font-size: 0.9rem;
    color: #6c757d;
    font-style: italic;
}

.block-heading {
    margin: 2rem 0 1rem 0;
}

.block-heading .heading-1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin: 0;
    line-height: 1.2;
}

.block-heading .heading-2 {
    font-size: 2rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0;
    line-height: 1.3;
}

.block-heading .heading-3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0;
    line-height: 1.4;
}

/* 見出しブロック - デザインバリエーション（公開側） */
/* グラデーション */
.block-heading[data-design="gradient"] h1,
.block-heading[data-design="gradient"] h2,
.block-heading[data-design="gradient"] h3,
.block-heading[data-design="gradient"] h4,
.block-heading[data-design="gradient"] h5,
.block-heading[data-design="gradient"] h6 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: bold;
}

/* アンダーライン */
.block-heading[data-design="underline"] h1,
.block-heading[data-design="underline"] h2,
.block-heading[data-design="underline"] h3,
.block-heading[data-design="underline"] h4,
.block-heading[data-design="underline"] h5,
.block-heading[data-design="underline"] h6 {
    padding-bottom: 0.5rem;
    border-bottom: 3px solid #3498db;
    display: inline-block;
}

/* 左ボーダー */
.block-heading[data-design="border-left"] h1,
.block-heading[data-design="border-left"] h2,
.block-heading[data-design="border-left"] h3,
.block-heading[data-design="border-left"] h4,
.block-heading[data-design="border-left"] h5,
.block-heading[data-design="border-left"] h6 {
    padding-left: 1rem;
    border-left: 5px solid #e74c3c;
}

/* 背景付き */
.block-heading[data-design="background"] h1,
.block-heading[data-design="background"] h2,
.block-heading[data-design="background"] h3,
.block-heading[data-design="background"] h4,
.block-heading[data-design="background"] h5,
.block-heading[data-design="background"] h6 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
}

/* リボン */
.block-heading[data-design="ribbon"] { position: relative; margin-left: 2rem; border-bottom: none; overflow: visible; }
.block-heading[data-design="ribbon"] h1,
.block-heading[data-design="ribbon"] h2,
.block-heading[data-design="ribbon"] h3,
.block-heading[data-design="ribbon"] h4,
.block-heading[data-design="ribbon"] h5,
.block-heading[data-design="ribbon"] h6 {
    background: #3498db;
    color: white;
    padding: 0.75rem 1.5rem;
    position: relative;
    display: inline-block;
}
.block-heading[data-design="ribbon"] h1::before,
.block-heading[data-design="ribbon"] h2::before,
.block-heading[data-design="ribbon"] h3::before,
.block-heading[data-design="ribbon"] h4::before,
.block-heading[data-design="ribbon"] h5::before,
.block-heading[data-design="ribbon"] h6::before {
    content: '';
    position: absolute;
    left: -1.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0; height: 0;
    border-style: solid;
    border-width: 1.5rem 0 1.5rem 1.5rem;
    border-color: transparent transparent transparent #2980b9;
    pointer-events: none;
}

/* シャドウ */
.block-heading[data-design="shadow"] h1,
.block-heading[data-design="shadow"] h2,
.block-heading[data-design="shadow"] h3,
.block-heading[data-design="shadow"] h4,
.block-heading[data-design="shadow"] h5,
.block-heading[data-design="shadow"] h6 {
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
    font-weight: bold;
}

/* バッジ */
.block-heading[data-design="badge"] h1::before,
.block-heading[data-design="badge"] h2::before,
.block-heading[data-design="badge"] h3::before,
.block-heading[data-design="badge"] h4::before,
.block-heading[data-design="badge"] h5::before,
.block-heading[data-design="badge"] h6::before {
    content: '●';
    color: #e74c3c;
    margin-right: 0.5rem;
}

/* ストライプ */
.block-heading[data-design="stripe"] h1,
.block-heading[data-design="stripe"] h2,
.block-heading[data-design="stripe"] h3,
.block-heading[data-design="stripe"] h4,
.block-heading[data-design="stripe"] h5,
.block-heading[data-design="stripe"] h6 {
    background: repeating-linear-gradient(45deg, #f39c12, #f39c12 10px, #f1c40f 10px, #f1c40f 20px);
    /* テキストは通常の描画に戻す（他デザインのクリップ指定を無効化） */
    -webkit-text-fill-color: initial;
    -webkit-background-clip: initial;
    background-clip: border-box;
    color: #fff;
    padding: 1rem 1.5rem;
    font-weight: bold;
}

/* ネオン */
.block-heading[data-design="neon"] h1,
.block-heading[data-design="neon"] h2,
.block-heading[data-design="neon"] h3,
.block-heading[data-design="neon"] h4,
.block-heading[data-design="neon"] h5,
.block-heading[data-design="neon"] h6 {
    color: #00ff88;
    text-shadow: 0 0 5px #00ff88, 0 0 10px #00ff88, 0 0 20px #00ff88, 0 0 40px #00ff88;
    font-weight: bold;
    animation: neon-pulse 1.5s ease-in-out infinite alternate;
}
@keyframes neon-pulse {
    from { text-shadow: 0 0 5px #00ff88, 0 0 10px #00ff88, 0 0 20px #00ff88, 0 0 40px #00ff88; }
    to   { text-shadow: 0 0 10px #00ff88, 0 0 20px #00ff88, 0 0 30px #00ff88, 0 0 60px #00ff88; }
}

.block-divider {
    margin: 3rem 0;
    text-align: center;
}

.divider-line {
    border: none;
    height: 1px;
    background: linear-gradient(to right, transparent, #dee2e6, transparent);
}

.divider-dots {
    font-size: 1.5rem;
    color: #6c757d;
    letter-spacing: 1rem;
}

.divider-stars {
    font-size: 1.2rem;
    color: #f39c12;
    letter-spacing: 1rem;
}

.divider-space {
    height: 3rem;
}

.block-embed {
    margin: 2rem 0;
    border-radius: 8px;
    overflow: visible;
}

.embed-responsive {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    width: 100%;
}

.embed-responsive iframe,
.embed-responsive video,
.embed-responsive embed,
.embed-responsive object {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.embed-responsive-16by9 {
    padding-bottom: 56.25%;
}

/* Twitter/X埋め込み */
.block-embed { display: block; }
.block-embed .embed-responsive { width: 100%; }
.block-embed iframe { display: block; width: 100%; max-width: 100%; border: none; min-height: 320px; }
.twitter-tweet {
    margin: 2rem auto !important;
    width: min(100%, 680px);
    max-width: 680px;
}

.block-embed .twitter-tweet {
    box-shadow: none !important;
}

/* Instagram埋め込み */
.instagram-media {
    margin: 2rem auto !important;
    max-width: 540px;
}

/* TikTok埋め込み */
.tiktok-embed {
    margin: 2rem auto !important;
    max-width: 605px;
}

.embed-caption {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: #666;
    text-align: center;
    font-style: italic;
}

.embed-link {
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    text-align: center;
}

.embed-link a {
    color: #1976d2;
    text-decoration: none;
    word-break: break-all;
}

.embed-link a:hover {
    text-decoration: underline;
}

.block-twitter {
    border: 1px solid #1da1f2;
    border-radius: 12px;
    padding: 1.5rem;
    background: #f8f9fa;
    max-width: 550px;
}

.twitter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.twitter-author {
    font-weight: 600;
    color: #1da1f2;
    font-size: 0.95rem;
}

.twitter-time {
    color: #6c757d;
    font-size: 0.85rem;
}

.twitter-content {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    color: #333;
}

.twitter-image {
    max-width: 100%;
    border-radius: 8px;
    margin: 1rem 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.twitter-footer {
    margin-top: 1rem;
    text-align: right;
}

.twitter-link {
    color: #1da1f2;
    text-decoration: none;
    font-size: 0.9rem;
}

.twitter-link:hover {
    text-decoration: underline;
}

.block-youtube {
    border: 1px solid #ff0000;
    border-radius: 8px;
    overflow: hidden;
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.youtube-embed {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

.youtube-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.youtube-info {
    padding: 1.5rem;
}

.youtube-info h3 {
    margin: 0 0 0.5rem 0;
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
}

.youtube-channel {
    color: #6c757d;
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
}

.youtube-duration,
.youtube-views {
    color: #6c757d;
    font-size: 0.85rem;
    margin-right: 1rem;
}

.block-amazon {
    border: 1px solid #ff9500;
    border-radius: 8px;
    padding: 1.5rem;
    background: #fff8e7;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.amazon-product {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.amazon-image {
    width: 150px;
    height: 150px;
    object-fit: contain;
    border-radius: 4px;
    background: white;
    padding: 0.5rem;
}

.amazon-details {
    flex: 1;
}

.amazon-details h3 {
    margin: 0 0 1rem 0;
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
}

.amazon-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: #b12704;
    margin: 0.5rem 0;
}

.amazon-rating {
    color: #ff9500;
    margin: 0.5rem 0;
    font-size: 0.95rem;
}

.amazon-prime {
    color: #007185;
    font-size: 0.9rem;
    margin: 0.5rem 0;
    font-weight: 500;
}

.amazon-link {
    color: #007185;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.amazon-link:hover {
    text-decoration: underline;
}

.block-link {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.link-card {
    display: flex;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s;
}

.link-card:hover {
    transform: translateY(-2px);
}

.link-image {
    width: 200px;
    height: 120px;
    object-fit: cover;
}

.link-content {
    flex: 1;
    padding: 1.5rem;
}

.link-content h3 {
    margin: 0 0 0.5rem 0;
    color: #333;
    font-size: 1rem;
    font-weight: 600;
}

.link-content p {
    margin: 0 0 0.5rem 0;
    color: #6c757d;
    font-size: 0.9rem;
    line-height: 1.5;
}

.link-domain {
    color: #6c757d;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.block-news {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    overflow: hidden;
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.news-article {
    display: flex;
    gap: 1.5rem;
}

.news-image {
    width: 200px;
    height: 120px;
    object-fit: cover;
}

.news-content {
    flex: 1;
    padding: 1.5rem;
}

.news-content h3 {
    margin: 0 0 1rem 0;
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
}

.news-description {
    margin: 0 0 1rem 0;
    color: #6c757d;
    font-size: 0.95rem;
    line-height: 1.6;
}

.news-meta {
    margin-bottom: 1rem;
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: #6c757d;
}

.news-link {
    color: #007bff;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.news-link:hover {
    text-decoration: underline;
}

.articles-list h2 {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 2rem;
    text-align: center;
}

.empty-state {
    text-align: center;
    color: #6c757d;
    font-size: 1.1rem;
    padding: 3rem;
}

.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* 記事一覧グリッドレイアウト */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.article-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    position: relative;
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.15);
}

/* サムネイル枠を統一（常に一定比率で表示） */
.article-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.article-thumb .article-thumbnail {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

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

.article-card h3 {
    margin: 0 0 0.75rem 0;
    flex: 1;
}

.article-card h3 a {
    color: #2c3e50;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    position: relative;
    z-index: 10;
}

.article-card h3 a:hover {
    color: #3498db;
}

.article-card > a {
    position: relative;
    z-index: 100 !important;
    display: block;
    pointer-events: auto !important;
}

.article-card .article-card-content {
    position: relative;
    z-index: 100;
}

.article-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: #7f8c8d;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid #ecf0f1;
}

.article-category {
    background: #3498db;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

.article-date {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.site-footer {
    background: #2c3e50;
    color: white;
    padding: 1.5rem 0;
    text-align: center;
}

.site-footer p {
    margin: 0;
    font-size: 0.9rem;
    color: #bdc3c7;
}

/* レスポンシブデザイン */
@media (max-width: 1024px) {
    .content-layout {
        grid-template-columns: 1fr 250px;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }

    .site-header .container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .site-header nav {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-section {
        padding: 2rem 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .content-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .sidebar {
        order: -1; /* サイドバーを上に表示 */
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 1rem;
        background: transparent;
        box-shadow: none;
        padding: 0;
    }

    .widget {
        margin-bottom: 0;
    }

    .main-content {
        padding: 2rem 0;
    }

    .article-header {
        padding: 1.5rem;
    }

    .article-header h1 {
        font-size: 1.5rem;
    }

    .article-content {
        padding: 1.5rem;
    }

    .amazon-product,
    .news-article {
        flex-direction: column;
        text-align: center;
    }

    .link-card {
        flex-direction: column;
    }

    .link-image,
    .news-image {
        width: 100%;
        height: 150px;
    }

    .amazon-image {
        align-self: center;
    }

    .articles-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .block-twitter {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 0.9rem;
    }

    .sidebar {
        grid-template-columns: 1fr;
    }

    .widget-content {
        padding: 1rem;
    }
}

/* ============================================
   モダンアニメーション
   ============================================ */

/* フェードインアニメーション */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3) translateY(-30px);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* 記事カードアニメーション */
.article-card {
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
    pointer-events: auto !important;
}

.article-card:nth-child(1) { animation-delay: 0.1s; }
.article-card:nth-child(2) { animation-delay: 0.2s; }
.article-card:nth-child(3) { animation-delay: 0.3s; }
.article-card:nth-child(4) { animation-delay: 0.4s; }
.article-card:nth-child(5) { animation-delay: 0.5s; }
.article-card:nth-child(6) { animation-delay: 0.6s; }
.article-card:nth-child(7) { animation-delay: 0.7s; }
.article-card:nth-child(8) { animation-delay: 0.8s; }
.article-card:nth-child(9) { animation-delay: 0.9s; }

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.article-card:hover .article-thumbnail {
    transform: scale(1.05);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.article-thumb .article-thumbnail {
    transition: transform 0.5s ease;
}

/* ウィジェットアニメーション */
.widget {
    animation: slideInRight 0.6s ease-out;
    animation-fill-mode: both;
}

.widget:nth-child(1) { animation-delay: 0.2s; }
.widget:nth-child(2) { animation-delay: 0.3s; }
.widget:nth-child(3) { animation-delay: 0.4s; }

/* ヒーローセクションアニメーション */
.hero-content {
    animation: fadeIn 1s ease-out;
}

.hero-title {
    animation: fadeInUp 0.8s ease-out;
    animation-delay: 0.2s;
    animation-fill-mode: both;
}

.hero-description {
    animation: fadeInUp 0.8s ease-out;
    animation-delay: 0.4s;
    animation-fill-mode: both;
}

/* ボタンホバーエフェクト */
.site-header nav a {
    position: relative;
    overflow: hidden;
}

.site-header nav a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: white;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
}

.site-header nav a:hover::before {
    width: 80%;
}

/* スムーススクロール */
html {
    scroll-behavior: smooth;
}

/* カテゴリリンクアニメーション */
.category-link {
    position: relative;
    overflow: hidden;
}

.category-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--secondary-color, #3498db);
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.category-link:hover::before {
    transform: scaleY(1);
}

/* リンクカードホバーエフェクト */
.link-card {
    position: relative;
    overflow: hidden;
}

.link-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.1), rgba(155, 89, 182, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.link-card:hover::after {
    opacity: 1;
}

/* 広告カードホバーエフェクト */
.amazon-ad-widget a,
.rakuten-ad-widget a,
.fanza-ad-widget a {
    display: block;
    transition: transform 0.3s ease;
}

.amazon-ad-widget a:hover,
.rakuten-ad-widget a:hover,
.fanza-ad-widget a:hover {
    transform: scale(1.02);
}

/* ローディングアニメーション */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.loading {
    animation: shimmer 2s infinite linear;
    background: linear-gradient(to right, #f6f7f8 0%, #edeef1 20%, #f6f7f8 40%, #f6f7f8 100%);
    background-size: 1000px 100%;
}

/* パララックス効果（ヒーロー画像） */
@media (prefers-reduced-motion: no-preference) {
    .hero-image {
        transition: transform 0.1s ease-out;
    }
}

/* アクセシビリティ: モーション削減設定 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
/* FANZA商品ブロック - 完全版 */
.block-fanza-product-full {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.fanza-product-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f0f0f0;
}

.fanza-product-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    flex: 1;
    margin-right: 1rem;
}

.fanza-product-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: #e74c3c;
    white-space: nowrap;
}

.fanza-main-image-container {
    width: 100%;
    max-width: 100%;
    margin: 1.5rem auto;
    text-align: center;
}

.fanza-main-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* サンプル動画 */
.fanza-sample-video {
    margin: 2rem 0;
}

.fanza-sample-video h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.fanza-video-player {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 0;
    background: #000;
}

/* 動画コンテナは常にアスペクト比を保持 */
.fanza-video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;    /* 16:9 ratio */
    height: 0;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
}

/* サンプル画像ギャラリー */
.fanza-sample-images {
    margin: 2rem 0;
}

.fanza-sample-images h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

/* 既存: グリッド表示（他用途で使用）
.fanza-images-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}
*/

/* 大サイズを縦に並べる表示 */
.fanza-images-vertical {
    display: block;
    margin-top: 1rem;
}
.fanza-images-vertical .fanza-sample-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.fanza-sample-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.fanza-sample-image:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

/* 商品詳細テーブル */
.fanza-product-details {
    margin: 2rem 0;
}

.fanza-product-details h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.fanza-details-table {
    width: 100%;
    border-collapse: collapse;
    background: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
}

.fanza-details-table th,
.fanza-details-table td {
    padding: 0.875rem 1rem;
    text-align: left;
    border-bottom: 1px solid #e0e0e0;
}

.fanza-details-table th {
    background: #f0f0f0;
    font-weight: 600;
    color: #555;
    width: 150px;
}

.fanza-details-table td {
    color: #333;
}

.fanza-details-table tr:last-child th,
.fanza-details-table tr:last-child td {
    border-bottom: none;
}

/* フッターボタン */
.fanza-product-footer {
    margin-top: 2rem;
    text-align: center;
}

.fanza-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.9rem 2rem;
    background: linear-gradient(135deg, #FF1493, #FF69B4);
    color: #ffffff;
    text-decoration: none;
    border-radius: 9999px;
    font-size: 1.08rem;
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(255, 20, 147, 0.28);
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.2s ease;
}
.fanza-link-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(255,20,147,0.35); filter: brightness(1.03); }
.fanza-link-btn:active { transform: translateY(0); box-shadow: 0 6px 12px rgba(255,20,147,0.22); }
.fanza-link-btn:focus-visible { outline: 3px solid rgba(255,105,180,0.5); outline-offset: 3px; }

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .fanza-images-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 0.5rem;
    }
    
    .fanza-product-header {
        flex-direction: column;
    }
    
    .fanza-product-title {
        margin-bottom: 0.5rem;
    }
    
    .fanza-details-table th {
        width: 100px;
        font-size: 0.9rem;
    }
}

/* FANZA人気度・レビューセクション */
.fanza-popularity-section {
    background: linear-gradient(135deg, #fff5f8 0%, #fff 100%);
    border: 2px solid #FFE4EC;
    border-radius: 12px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.fanza-rank-badge {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 700;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.fanza-rank-badge.rank-top10 {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #fff;
}

.fanza-rank-badge.rank-top50 {
    background: linear-gradient(135deg, #C0C0C0, #A9A9A9);
    color: #fff;
}

.fanza-rank-badge.rank-top100 {
    background: linear-gradient(135deg, #CD7F32, #8B4513);
    color: #fff;
}

.rank-label {
    font-size: 0.85rem;
    margin-right: 0.5rem;
}

.rank-number {
    font-size: 1.5rem;
}

.fanza-review-info {
    margin-top: 1rem;
}

.review-stars {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.star.filled {
    color: #FFD700;
}

.star.half {
    color: #FFD700;
    opacity: 0.5;
}

.star.empty {
    color: #ddd;
}

.review-stats {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.review-average {
    font-size: 1.5rem;
    font-weight: 700;
    color: #FF1493;
}

.review-count {
    color: #666;
    font-size: 0.9rem;
}

.popularity-bar-container {
    width: 100%;
    height: 24px;
    background: #f0f0f0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.1);
}

.popularity-bar {
    height: 100%;
    background: linear-gradient(90deg, #FF1493, #FF69B4);
    border-radius: 12px;
    transition: width 0.5s ease;
    position: relative;
    overflow: hidden;
}

.popularity-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ========================================
   見出しブロック - プレミアムデザイン追加
   ======================================== */

/* Glassmorphism（ガラス調） */
.block-heading[data-design="glass"] h1,
.block-heading[data-design="glass"] h2,
.block-heading[data-design="glass"] h3,
.block-heading[data-design="glass"] h4,
.block-heading[data-design="glass"] h5,
.block-heading[data-design="glass"] h6 {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    color: #2c3e50;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* 3D浮遊効果 */
.block-heading[data-design="float"] h1,
.block-heading[data-design="float"] h2,
.block-heading[data-design="float"] h3,
.block-heading[data-design="float"] h4,
.block-heading[data-design="float"] h5,
.block-heading[data-design="float"] h6 {
    background: linear-gradient(145deg, #f0f0f0, #ffffff);
    padding: 1.5rem 2rem;
    border-radius: 20px;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

.block-heading[data-design="float"] h1:hover,
.block-heading[data-design="float"] h2:hover,
.block-heading[data-design="float"] h3:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* ネオンアンダーライン */
.block-heading[data-design="neon-underline"] h1,
.block-heading[data-design="neon-underline"] h2,
.block-heading[data-design="neon-underline"] h3,
.block-heading[data-design="neon-underline"] h4,
.block-heading[data-design="neon-underline"] h5,
.block-heading[data-design="neon-underline"] h6 {
    position: relative;
    padding-bottom: 1rem;
    color: #2c3e50;
}

.block-heading[data-design="neon-underline"] h1::after,
.block-heading[data-design="neon-underline"] h2::after,
.block-heading[data-design="neon-underline"] h3::after,
.block-heading[data-design="neon-underline"] h4::after,
.block-heading[data-design="neon-underline"] h5::after,
.block-heading[data-design="neon-underline"] h6::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #00f5ff, #0080ff, #00f5ff);
    border-radius: 3px;
    box-shadow: 
        0 0 10px #00f5ff,
        0 0 20px #00f5ff,
        0 0 30px #0080ff;
    animation: neon-glow 2s ease-in-out infinite;
}

@keyframes neon-glow {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ダブルボーダー */
.block-heading[data-design="double-border"] h1,
.block-heading[data-design="double-border"] h2,
.block-heading[data-design="double-border"] h3,
.block-heading[data-design="double-border"] h4,
.block-heading[data-design="double-border"] h5,
.block-heading[data-design="double-border"] h6 {
    border: 3px double #667eea;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    color: #667eea;
    background: linear-gradient(to right, rgba(102, 126, 234, 0.05), transparent);
}

/* スプリットカラー */
.block-heading[data-design="split-color"] h1,
.block-heading[data-design="split-color"] h2,
.block-heading[data-design="split-color"] h3,
.block-heading[data-design="split-color"] h4,
.block-heading[data-design="split-color"] h5,
.block-heading[data-design="split-color"] h6 {
    background: linear-gradient(to right, #667eea 50%, #764ba2 50%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
}

/* ブロック引用風 */
.block-heading[data-design="quote-style"] h1,
.block-heading[data-design="quote-style"] h2,
.block-heading[data-design="quote-style"] h3,
.block-heading[data-design="quote-style"] h4,
.block-heading[data-design="quote-style"] h5,
.block-heading[data-design="quote-style"] h6 {
    border-left: 5px solid #667eea;
    padding-left: 1.5rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    background: linear-gradient(to right, rgba(102, 126, 234, 0.1), transparent);
    font-style: italic;
    position: relative;
}

.block-heading[data-design="quote-style"] h1::before,
.block-heading[data-design="quote-style"] h2::before,
.block-heading[data-design="quote-style"] h3::before {
    content: '"';
    position: absolute;
    left: -10px;
    top: -10px;
    font-size: 3rem;
    color: #667eea;
    opacity: 0.3;
}

/* サイバーパンク風 */
.block-heading[data-design="cyber"] h1,
.block-heading[data-design="cyber"] h2,
.block-heading[data-design="cyber"] h3,
.block-heading[data-design="cyber"] h4,
.block-heading[data-design="cyber"] h5,
.block-heading[data-design="cyber"] h6 {
    background: #0a0a0a;
    color: #00ff00;
    padding: 1rem 1.5rem;
    font-family: 'Courier New', monospace;
    border: 2px solid #00ff00;
    box-shadow: 
        0 0 5px #00ff00,
        inset 0 0 5px #00ff00;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ミニマルライン */
.block-heading[data-design="minimal-line"] h1,
.block-heading[data-design="minimal-line"] h2,
.block-heading[data-design="minimal-line"] h3,
.block-heading[data-design="minimal-line"] h4,
.block-heading[data-design="minimal-line"] h5,
.block-heading[data-design="minimal-line"] h6 {
    position: relative;
    padding-bottom: 0.75rem;
    color: #2c3e50;
}

.block-heading[data-design="minimal-line"] h1::after,
.block-heading[data-design="minimal-line"] h2::after,
.block-heading[data-design="minimal-line"] h3::after,
.block-heading[data-design="minimal-line"] h4::after,
.block-heading[data-design="minimal-line"] h5::after,
.block-heading[data-design="minimal-line"] h6::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: #667eea;
}

/* グリッチエフェクト */
.block-heading[data-design="glitch"] h1,
.block-heading[data-design="glitch"] h2,
.block-heading[data-design="glitch"] h3,
.block-heading[data-design="glitch"] h4,
.block-heading[data-design="glitch"] h5,
.block-heading[data-design="glitch"] h6 {
    position: relative;
    color: #fff;
    background: #000;
    padding: 1rem 1.5rem;
    font-weight: 800;
    text-shadow: 
        2px 2px #ff00de,
        -2px -2px #00ffff;
}

/* ゴールドラグジュアリー */
.block-heading[data-design="gold-luxury"] h1,
.block-heading[data-design="gold-luxury"] h2,
.block-heading[data-design="gold-luxury"] h3,
.block-heading[data-design="gold-luxury"] h4,
.block-heading[data-design="gold-luxury"] h5,
.block-heading[data-design="gold-luxury"] h6 {
    background: linear-gradient(135deg, #d4af37, #f9d77e, #d4af37);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

/* ========================================
   FAQ Block Styles (AEO最適化対応)
======================================== */
.block-faq {
    margin: 2rem 0;
    padding: 0;
}

.faq-container {
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-item {
    border-bottom: 1px solid #f0f0f0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    cursor: pointer;
    transition: background 0.3s ease;
    position: relative;
}

.faq-question:hover {
    background: linear-gradient(135deg, #e9ecef 0%, #f8f9fa 100%);
}

.faq-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.faq-answer .faq-icon {
    background: linear-gradient(135deg, #27ae60, #229954);
}

.faq-question-text {
    flex: 1;
    font-size: 1.1rem;
    font-weight: 600;
    color: #2c3e50;
    margin: 0;
}

.faq-toggle {
    background: none;
    border: none;
    font-size: 1.2rem;
    color: #3498db;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    transition: transform 0.3s ease;
}

.faq-toggle:hover {
    transform: scale(1.2);
}

.faq-answer {
    display: none;
    padding: 1.25rem 1.5rem 1.25rem 4rem;
    background: #fafbfc;
    animation: fadeIn 0.3s ease;
}

.faq-answer-text {
    color: #555;
    line-height: 1.8;
    font-size: 1rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.faq-empty {
    text-align: center;
    padding: 2rem;
    color: #999;
    font-style: italic;
}

/* ========================================
   Q&A Block Styles (AEO最適化対応)
======================================== */
.block-qa {
    margin: 2.5rem 0;
    padding: 0;
}

.qa-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e0e0e0;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.qa-question {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px dashed #e0e0e0;
}

.qa-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.qa-answer .qa-icon {
    background: linear-gradient(135deg, #27ae60, #229954);
}

.qa-question-text {
    flex: 1;
    font-size: 1.3rem;
    font-weight: 700;
    color: #2c3e50;
    margin: 0;
    padding-top: 0.5rem;
}

.qa-answer {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.qa-answer-text {
    flex: 1;
    color: #444;
    line-height: 1.9;
    font-size: 1.05rem;
    padding-top: 0.5rem;
}

.qa-empty {
    text-align: center;
    padding: 2rem;
    color: #999;
    font-style: italic;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .faq-question {
        padding: 1rem;
    }

    .faq-answer {
        padding: 1rem 1rem 1rem 3rem;
    }

    .faq-question-text {
        font-size: 1rem;
    }

    .qa-container {
        padding: 1.5rem;
    }

    .qa-question-text {
        font-size: 1.1rem;
    }

    .qa-answer-text {
        font-size: 1rem;
    }
}