/* ======== お知らせ詳細ページ専用スタイル ======== */

/* ヒーローイメージ */
.news-hero {
    background-color: var(--main-color);
    color: var(--white);
    text-align: center;
    padding: 40px 20px;
    background-image: url('../../images/header/news-hero.jpg'); /* お知らせページ用の背景画像 */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.news-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5); /* 背景画像の上に半透明の黒いオーバーレイ */
    z-index: 1;
}

.news-hero-title,
.news-hero-subtitle {
    position: relative;
    z-index: 2;
}

.news-hero-title {
    font-size: 3rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.news-hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* メインコンテンツエリア */
.news-detail-page {
    background-color: var(--white);
    padding: 30px 20px;
}

/* パンくずリスト */
.breadcrumb {
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: var(--light-text);
}

.breadcrumb a {
    color: var(--light-text);
    text-decoration: none;
    transition: color 0.3s;
}

.breadcrumb a:hover {
    color: var(--accent-color);
}

.breadcrumb span {
    margin: 0 8px;
    color: var(--light-text);
}

/* 記事コンテンツ */
.news-detail-content {
    max-width: 800px;
    margin: 0 auto;
}

.news-detail-header {
    margin-bottom: 30px;
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.news-detail-date {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark-text);
}

.news-detail-category {
    font-size: 0.85rem;
    font-weight: 600;
    padding: 4px 12px;
    border: 1px solid var(--accent-color);
    background-color: #ffe5e5; /* 薄い赤背景 */
    color: var(--dark-text);
    border-radius: 4px;
}

.news-detail-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-text);
    line-height: 1.4;
    margin-bottom: 30px;
}

.news-detail-body {
    font-size: 1rem;
    color: var(--dark-text);
    line-height: 1.8;
    margin-bottom: 40px;
}

.news-detail-body p {
    margin-bottom: 20px;
}

.news-detail-body h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-text);
    margin-top: 30px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
}

.news-detail-body ul,
.news-detail-body ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

.news-detail-body li {
    margin-bottom: 10px;
}

.news-detail-body a {
    color: var(--accent-color);
    text-decoration: underline;
    transition: color 0.3s;
}

.news-detail-body a:hover {
    color: #c00;
}

.news-detail-body hr {
    border: none;
    border-top: 1px dashed var(--border-color);
    margin: 30px 0;
}

/* 大会詳細情報 */
.event-details {
    background-color: var(--light-bg);
    padding: 20px;
    border-radius: 8px;
    margin: 30px 0;
}

.event-details h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark-text);
    margin-bottom: 15px;
}

.event-details p {
    margin-bottom: 10px;
    line-height: 1.6;
}

.event-details strong {
    font-weight: 700;
    color: var(--dark-text);
}

/* ページナビゲーション */
.news-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.news-nav-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background-color: var(--light-bg);
    color: var(--dark-text);
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s;
    font-size: 0.95rem;
    white-space: nowrap;
}

.news-nav-link:hover {
    background-color: var(--accent-color);
    color: var(--white);
}

.news-nav-link.back {
    margin-right: auto;
}

.news-nav-link.list {
    margin: 0 auto;
}

.news-nav-link.next {
    margin-left: auto;
}

/* ======== お知らせ詳細 (レスポンシブ) ======== */
@media (max-width: 768px) {
    .news-hero-title {
        font-size: 2rem;
    }
    .news-hero-subtitle {
        font-size: 1rem;
    }

    .news-detail-title {
        font-size: 1.5rem;
    }

    .news-detail-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .news-navigation {
        flex-direction: column;
        gap: 15px;
    }

    .news-nav-link.back,
    .news-nav-link.list {
        margin: 0;
        width: 100%;
        justify-content: center;
    }
}