/* ==========================================
   archive.css - 通常投稿一覧・コラムページスタイル
   会社情報一覧（company）とは別のデザイン
   ========================================== */

/* ----- アーカイブページ共通 ----- */
.archive-page {
  padding: 48px 0 72px;
  background-color: var(--color-bg);
}

/* ----- アーカイブヘッダー ----- */
.archive-header {
  background: linear-gradient(135deg, #f8f6f0 0%, #efe9e0 100%);
  padding: 48px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 48px;
}

.archive-header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .archive-header-inner {
    padding: 0 24px;
  }
}

.archive-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.archive-title {
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 12px;
}

@media (min-width: 768px) {
  .archive-title {
    font-size: 2.2rem;
  }
}

.archive-description {
  font-size: 0.97rem;
  color: #555;
  line-height: 1.7;
  max-width: 640px;
}

/* ----- 2カラムレイアウト（メイン＋サイドバー） ----- */
.archive-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .archive-layout {
    padding: 0 24px;
  }
}

@media (min-width: 1024px) {
  .archive-layout {
    grid-template-columns: 1fr 280px;
    align-items: start;
  }
}

/* ----- 投稿リスト（コラム用） ----- */
.posts-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* コラム記事カード（横並びレイアウト） */
.post-list-item {
  background-color: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}

.post-list-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

@media (min-width: 600px) {
  .post-list-item {
    flex-direction: row;
  }
}

.post-list-thumbnail {
  flex-shrink: 0;
  overflow: hidden;
  background-color: var(--color-bg);
}

.post-list-thumbnail img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.3s;
}

.post-list-item:hover .post-list-thumbnail img {
  transform: scale(1.04);
}

@media (min-width: 600px) {
  .post-list-thumbnail {
    width: 200px;
  }

  .post-list-thumbnail img {
    height: 100%;
    min-height: 140px;
  }
}

.post-list-body {
  padding: 20px;
  flex: 1;
  min-width: 0;
}

.post-list-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.post-list-category {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-white);
  background-color: var(--color-point2);
  padding: 3px 10px;
  border-radius: 12px;
  letter-spacing: 0.03em;
}

.post-list-date {
  font-size: 0.8rem;
  color: #999;
}

.post-list-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}

.post-list-title a {
  color: var(--color-text);
  text-decoration: none;
}

.post-list-title a:hover {
  color: var(--color-main);
  opacity: 1;
}

.post-list-excerpt {
  font-size: 0.88rem;
  color: #555;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-list-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.82rem;
  color: var(--color-main);
  font-weight: 700;
  margin-top: 10px;
  text-decoration: none;
}

.post-list-more::after {
  content: '›';
  font-size: 1.1rem;
}

/* ----- サイドバー ----- */
.archive-sidebar {
  min-width: 0;
}

.sidebar-widget {
  background-color: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 24px;
}

.sidebar-widget-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-main);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-point1);
}

/* カテゴリー一覧 */
.sidebar-categories li {
  border-bottom: 1px solid var(--color-border);
}

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

.sidebar-categories li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 4px;
  font-size: 0.9rem;
  color: var(--color-text);
  text-decoration: none;
}

.sidebar-categories li a:hover {
  color: var(--color-main);
  opacity: 1;
}

.sidebar-categories .cat-count {
  font-size: 0.78rem;
  color: #999;
  background-color: var(--color-bg);
  padding: 2px 8px;
  border-radius: 10px;
}

/* 最新記事リスト */
.sidebar-recent li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-recent li:last-child {
  border-bottom: none;
}

.sidebar-recent li a {
  font-size: 0.88rem;
  color: var(--color-text);
  text-decoration: none;
  line-height: 1.5;
  display: block;
  margin-bottom: 4px;
}

.sidebar-recent li a:hover {
  color: var(--color-main);
  opacity: 1;
}

.sidebar-recent .post-date {
  font-size: 0.78rem;
  color: #aaa;
}

/* ----- コラム記事個別ページ ----- */
.single-post {
  padding: 48px 0 72px;
}

.single-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .single-layout {
    padding: 0 24px;
  }
}

@media (min-width: 1024px) {
  .single-layout {
    grid-template-columns: 1fr 280px;
    align-items: start;
  }
}

.single-article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.single-category-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-white);
  background-color: var(--color-point2);
  padding: 4px 12px;
  border-radius: 12px;
}

.single-post-date {
  font-size: 0.82rem;
  color: #999;
}

.single-post-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.45;
  margin-bottom: 28px;
}

@media (min-width: 768px) {
  .single-post-title {
    font-size: 2rem;
  }
}

.single-eyecatch {
  margin-bottom: 36px;
  border-radius: var(--radius);
  overflow: hidden;
}

.single-eyecatch img {
  width: 100%;
  height: auto;
}

/* 記事本文 */
.single-entry-content {
  font-size: 1rem;
  line-height: 1.9;
}

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

.single-entry-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-main);
  border-left: 4px solid var(--color-main);
  padding: 8px 14px;
  background-color: rgba(58,107,107,0.05);
  margin: 48px 0 20px;
  line-height: 1.4;
}

.single-entry-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 36px 0 14px;
  padding-left: 12px;
  border-left: 3px solid var(--color-point1);
}

.single-entry-content ul,
.single-entry-content ol {
  margin-bottom: 24px;
  padding-left: 24px;
  list-style: disc;
}

.single-entry-content ol {
  list-style: decimal;
}

.single-entry-content li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.single-entry-content strong,
.single-entry-content b {
  color: var(--color-accent);
  font-weight: 700;
}

.single-entry-content blockquote {
  border-left: 4px solid var(--color-point1);
  margin: 24px 0;
  padding: 16px 20px;
  background-color: rgba(159,207,197,0.1);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.95rem;
  color: #555;
}

/* ----- 前後の記事ナビ ----- */
.post-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
}

.nav-previous,
.nav-next {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-next {
  text-align: right;
}

.nav-label {
  font-size: 0.75rem;
  color: #999;
  font-weight: 500;
}

.nav-title {
  font-size: 0.9rem;
  color: var(--color-main);
  font-weight: 700;
  text-decoration: none;
  line-height: 1.5;
}

.nav-title:hover {
  text-decoration: underline;
  opacity: 1;
}