/* お知らせ投稿ページ専用スタイル */
.single-post .content-area {
    padding: 4rem 0;
    background: #f8f9fa;
    min-height: 60vh;
}

.single-post .content-area article {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    padding: 0;
    overflow: hidden;
}

@media (min-width: 1200px) {
    .single-post .content-area article {
        max-width: 900px;
    }
}

/* ヘッダーエリア */
.single-post .entry-header {
    background: white;
    color: #fd7e14;
    padding: 3rem 2rem 2rem;
    text-align: center;
    position: relative;
    border-bottom: 1px solid #e9ecef;
}

.single-post .entry-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin: 0 0 1.5rem 0;
    line-height: 1.3;
    color: #fd7e14;
}

.single-post .entry-meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    font-size: 0.95rem;
    color: #666;
}

.single-post .entry-meta time {
    font-weight: 600;
}

.single-post .entry-meta a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.single-post .entry-meta a:hover {
    color: #fd7e14;
    text-decoration: underline;
}

/* サムネイル画像 */
.single-post .entry-thumbnail {
    margin: 0 2rem 2rem;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
    z-index: 1;
}

.single-post .entry-thumbnail img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
}

/* コンテンツエリア */
.single-post .entry-content {
    padding: 2rem;
    line-height: 1.8;
    color: #333;
    font-size: 1.1rem;
}

.single-post .entry-content h2 {
    color: #fd7e14;
    font-size: 1.8rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #fd7e14;
}

.single-post .entry-content h3 {
    color: #333;
    font-size: 1.4rem;
    font-weight: 600;
    margin: 2rem 0 1rem 0;
}

.single-post .entry-content p {
    margin-bottom: 1.5rem;
}

.single-post .entry-content ul,
.single-post .entry-content ol {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.single-post .entry-content li {
    margin-bottom: 0.5rem;
}

.single-post .entry-content blockquote {
    background: #f8f9fa;
    border-left: 4px solid #fd7e14;
    padding: 1.5rem 2rem;
    margin: 2rem 0;
    font-style: italic;
    border-radius: 0 8px 8px 0;
}

.single-post .entry-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 1.5rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* フッターエリア */
.single-post .entry-footer {
    padding: 2rem;
    background: #fff;
    border-top: 1px solid #e9ecef;
}

.single-post .entry-tags {
    margin-bottom: 2rem;
}

.single-post .entry-tags .tags-label {
    font-weight: 600;
    color: #666;
    margin-right: 1rem;
}

.single-post .entry-tags a {
    display: inline-block;
    background: #fd7e14;
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    transition: background 0.3s ease;
}

.single-post .entry-tags a:hover {
    background: #e56b00;
}

/* お知らせ一覧に戻るリンク */
.news-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #fd7e14;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(253, 126, 20, 0.3);
}

.news-back-link:hover {
    background: #e56b00;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(253, 126, 20, 0.4);
    color: white;
    text-decoration: none;
}

.news-back-link svg {
    transform: rotate(180deg);
}

/* 投稿ナビゲーション */
.single-post .post-navigation {
    margin-top: 0;
    padding: 1.5rem 2rem 2rem;
    background: white;
    border-top: 1px solid #e9ecef;
}

.single-post .nav-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.single-post .nav-previous,
.single-post .nav-next {
    padding: 1.5rem;
    border-radius: 8px;
    background: #f8f9fa;
    transition: all 0.3s ease;
}

.single-post .nav-previous:hover,
.single-post .nav-next:hover {
    background: #fd7e14;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(253, 126, 20, 0.3);
}

.single-post .nav-previous:hover a,
.single-post .nav-next:hover a {
    color: white;
}

.single-post .nav-subtitle {
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}

.single-post .nav-title {
    font-weight: 600;
    font-size: 1rem;
    line-height: 1.4;
}

.single-post .nav-links a {
    text-decoration: none;
    color: #333;
    transition: color 0.3s ease;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .single-post .content-area {
        padding: 2rem 0;
    }
    
    .single-post .content-area article {
        margin: 0 1rem;
        border-radius: 8px;
    }
    
    .single-post .entry-header {
        padding: 2rem 1.5rem 1.5rem;
    }
    
    .single-post .entry-title {
        font-size: 1.8rem;
    }
    
    .single-post .entry-meta {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .single-post .entry-thumbnail {
        margin: 0 1.5rem 1.5rem;
    }
    
    .single-post .entry-content {
        padding: 1.5rem;
        font-size: 1rem;
    }
    
    .single-post .entry-content h2 {
        font-size: 1.5rem;
    }
    
    .single-post .entry-content h3 {
        font-size: 1.2rem;
    }
    
    .single-post .entry-footer {
        padding: 1.5rem;
    }
    
    .single-post .nav-links {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .single-post .nav-previous,
    .single-post .nav-next {
        padding: 1rem;
    }
    
    .single-post .post-navigation {
        padding: 1.5rem;
    }
}

/* 印刷用スタイル */
@media print {
    .single-post .content-area {
        background: white;
        padding: 0;
    }
    
    .single-post .entry-header {
        background: none;
        color: black;
        padding: 1rem 0;
    }
    
    .single-post .entry-title {
        color: black;
    }
    
    .single-post .news-back-link,
    .single-post .post-navigation {
        display: none;
    }
}