/* ===================================
   お知らせアーカイブページスタイル
   共通スタイルは style.css を参照:
   - .page-hero (ここでは .page-header を使用)
   - .breadcrumb
   - .section-label
   - .image-overlay
   - .cta, .cta-btn
   =================================== */

/* Page Header - お知らせ用（page-heroのバリエーション） */
.page-header {
  padding: 120px 0;
  text-align: center;
  background: var(--color-bg-warm);
}

.page-header-label {
  font-size: 12px;
  color: var(--color-accent);
  letter-spacing: 3px;
  margin-bottom: 24px;
}

.page-header-title {
  font-family: var(--font-handwriting);
  font-size: 36px;
  color: var(--color-primary);
  letter-spacing: 4px;
}

/* Breadcrumb overrides for news/column */
.single-news .breadcrumb,
.single-column .breadcrumb {
  border-bottom: none;
}

.breadcrumb span {
  margin: 0 8px;
}

/* Main Content */
.main-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 40px;
}

/* Category Filter */
.category-filter {
  display: flex;
  gap: 12px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.category-btn {
  padding: 10px 24px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: 13px;
  color: var(--color-text-light);
  background: none;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s;
  display: inline-block;
}

.category-btn:hover,
.category-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* Article List */
.article-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.article-item {
  display: grid;
  grid-template-columns: 120px 100px 1fr;
  gap: 24px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: all 0.3s;
}

.article-item:hover {
  background: var(--color-bg-warm);
  padding-left: 20px;
  padding-right: 20px;
  margin-left: -20px;
  margin-right: -20px;
}

.article-date {
  font-size: 13px;
  color: var(--color-text-light);
  letter-spacing: 1px;
}

.article-category {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-bg-soft);
  border-radius: 20px;
  font-size: 11px;
  color: var(--color-text-light);
  text-align: center;
  white-space: nowrap;
}

.article-title {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.6;
}

.article-item:hover .article-title {
  color: var(--color-accent);
}

.no-posts {
  padding: 60px 0;
  text-align: center;
  color: var(--color-text-light);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 60px;
}

.pagination ul {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pagination a,
.pagination span {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  font-size: 13px;
  color: var(--color-text-light);
  text-decoration: none;
  transition: all 0.3s;
}

.pagination a:hover {
  background: var(--color-accent-pale);
  border-color: var(--color-accent-pale);
}

.pagination .current {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.pagination .dots {
  border: none;
  width: auto;
}

.pagination .prev,
.pagination .next {
  width: auto;
  padding: 0 20px;
  border-radius: 30px;
}

/* Single News Page */
.single-news-content {
  max-width: 800px;
}

.news-article {
  background: var(--color-bg);
}

.news-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.news-date {
  font-size: 13px;
  color: var(--color-text-light);
  letter-spacing: 1px;
}

.news-category {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  white-space: nowrap;
}

.news-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.6;
  margin-bottom: 40px;
}

.news-content {
  font-size: 15px;
  line-height: 2;
  color: var(--color-text);
  margin-bottom: 60px;
}

.news-content p {
  margin-bottom: 1.5em;
}

.news-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 2em 0 1em;
  padding-bottom: 0.5em;
  border-bottom: 2px solid var(--color-accent-pale);
}

.news-content h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 1.5em 0 0.8em;
}

.news-content ul,
.news-content ol {
  margin: 1.5em 0;
  padding-left: 1.5em;
}

.news-content li {
  margin-bottom: 0.5em;
}

.news-content img {
  max-width: 100%;
  height: auto;
  margin: 2em 0;
  border-radius: 8px;
}

.news-back-link {
  text-align: center;
}

.btn-outline {
  display: inline-block;
  padding: 14px 40px;
  border: 1px solid var(--color-accent);
  border-radius: 30px;
  color: var(--color-accent);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 1px;
  transition: all 0.3s;
}

.btn-outline:hover {
  background: var(--color-accent);
  color: #fff;
}

/* Responsive */
@media (max-width: 768px) {
  .page-header {
    padding: 120px 24px 60px;
  }

  .page-header-title {
    font-size: 28px;
  }

  /* breadcrumb は style.css で共通定義済み */

  .main-content {
    padding: 50px 24px;
  }

  .category-filter {
    gap: 8px;
    margin-bottom: 30px;
  }

  .category-btn {
    padding: 8px 16px;
    font-size: 12px;
  }

  .article-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 0;
  }

  .article-item:hover {
    padding-left: 0;
    padding-right: 0;
    margin-left: 0;
    margin-right: 0;
  }

  .article-category {
    width: fit-content;
  }

  .news-title {
    font-size: 22px;
  }

  .news-content {
    font-size: 14px;
  }
}

/* ===================================
   個別記事ページスタイル
   =================================== */

/* 個別記事用パンくず */
.single-breadcrumb {
  padding: 100px 40px 20px;
  max-width: 800px;
  margin: 0 auto;
}

/* Article Container */
.article {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 40px 60px;
}

.article-header {
  margin-bottom: 50px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--color-border);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.article .article-title {
  font-family: var(--font-handwriting);
  font-size: 28px;
  color: var(--color-primary);
  line-height: 1.5;
  letter-spacing: 1px;
}

/* Article Content */
.article-content {
  font-size: 15px;
  line-height: 2;
}

.article-content p {
  margin-bottom: 24px;
}

.article-content h2 {
  font-family: var(--font-handwriting);
  font-size: 20px;
  color: var(--color-primary);
  margin: 50px 0 20px;
  padding-left: 16px;
  border-left: 3px solid var(--color-accent);
}

.article-content h3 {
  font-size: 17px;
  color: var(--color-primary);
  margin: 40px 0 16px;
}

.article-content ul,
.article-content ol {
  margin: 20px 0;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 30px 0;
}

.article-content a {
  color: var(--color-accent);
  text-decoration: underline;
}

.article-content blockquote {
  background: var(--color-bg-warm);
  padding: 24px 30px;
  border-radius: 8px;
  margin: 30px 0;
  border-left: 3px solid var(--color-accent);
}

/* Article Footer */
.article-footer {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.article-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.article-nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-light);
  text-decoration: none;
  transition: color 0.3s;
}

.article-nav-link:hover {
  color: var(--color-accent);
}

.article-nav-link.article-nav-disabled {
  visibility: hidden;
}

.article-nav-back {
  padding: 12px 30px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: 13px;
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.3s;
}

.article-nav-back:hover {
  background: var(--color-text);
  color: #fff;
}

/* Related Articles */
.related {
  background: var(--color-bg-warm);
  padding: 40px 40px 80px;
}

.related-inner {
  max-width: 900px;
  margin: 0 auto;
}

.related-title {
  font-family: var(--font-handwriting);
  font-size: 20px;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: 40px;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-item {
  background: var(--color-bg);
  border-radius: 12px;
  padding: 24px;
  text-decoration: none;
  transition: all 0.3s;
}

.related-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

.related-item-date {
  font-size: 12px;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.related-item-title {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
}

.related-item:hover .related-item-title {
  color: var(--color-accent);
}

/* Responsive - 個別記事ページ */
@media (max-width: 768px) {
  .single-breadcrumb {
    padding: 100px 24px 16px;
  }

  .article {
    padding: 30px 24px 80px;
  }

  .article .article-title {
    font-size: 22px;
  }

  .article-content {
    font-size: 14px;
  }

  .article-nav {
    flex-direction: column;
    gap: 20px;
  }

  .related {
    padding: 60px 24px;
  }

  .related-list {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* ===================================
   コラム一覧（カード型）スタイル
   =================================== */
.column-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.column-card {
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  transition: var(--transition-base);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
}

.column-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-medium);
}

.column-card-image {
  aspect-ratio: 16/10;
  background: var(--color-bg-soft);
  overflow: hidden;
  /* .image-overlay クラスを HTML で追加して使用 */
}

.column-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.column-card:hover .column-card-image img {
  transform: scale(1.05);
}

.column-card-noimage {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
}

.column-card-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(255, 255, 255, 0.9);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 1px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  z-index: 2;
  /* Ensure label is above overlay */
}

.column-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.column-card-date {
  font-size: 11px;
  color: var(--color-text-light);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.column-card-title {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.5;
  margin-bottom: 12px;
  transition: color 0.3s;
}

.column-card:hover .column-card-title {
  color: var(--color-accent);
}

.column-card-excerpt {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .column-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}