/* 
 * お知らせ詳細ページ専用CSS
 * 「たびのしるし」- 自然の美しさをテーマにしたデザインの拡張
 */

.announcement-detail-section {
    padding: 8rem 0 6rem;
    min-height: 80vh;
}

.announcement-content-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

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

.announcement-body h1, 
.announcement-body h2, 
.announcement-body h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    font-weight: 800;
}

.announcement-body h2 {
    font-size: 1.5rem;
    border-bottom: 2px solid var(--light-green);
    padding-bottom: 0.5rem;
}

.announcement-body p {
    margin-bottom: 1.2rem;
}

.announcement-body ul, 
.announcement-body ol {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.announcement-body li {
    margin-bottom: 0.5rem;
}

.announcement-body blockquote {
    border-left: 4px solid var(--light-green);
    background: rgba(129, 199, 132, 0.1);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 8px 8px 0;
}

.back-btn {
    margin-top: 2rem;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .announcement-content-card {
        padding: 1.5rem;
    }
    .announcement-detail-section {
        padding: 6rem 0 4rem;
    }
    .announcement-body {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .announcement-detail-section {
        padding: 5rem 0 3rem;
    }
}