/**
 * topix-news — コンポーネントスタイル
 */

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-surface);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-surface);
}

.btn--outline {
  background-color: var(--color-surface);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

/* バッジ */
.badge {
  display: inline-block;
  padding: 2px 6px;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.4;
  border-radius: 2px;
  color: var(--color-surface);
}

.badge--paid {
  background-color: var(--color-paid-badge);
}

.badge--new {
  background-color: var(--color-new-badge);
}

.badge--expert {
  background-color: var(--color-expert-badge);
}

.badge--sm {
  font-size: 9px;
  padding: 1px 4px;
}

/* ロゴ */
.site-logo {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}

.site-logo__topix {
  color: var(--color-primary);
}

.site-logo__news {
  color: var(--color-text);
  font-weight: 500;
  font-size: 1.2rem;
}

.site-logo--footer .site-logo__news {
  color: var(--color-text-muted);
}

/* 検索フォーム */
.search-form {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.search-form__input {
  width: 100%;
  padding: 8px 44px 8px 16px;
  font-size: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background-color: var(--color-bg);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-form__input:focus {
  border-color: var(--color-primary);
}

.search-form__submit {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
}

.search-form__submit:hover {
  color: var(--color-primary);
}

/* トピックス */
.topics {
  background-color: var(--color-topics-bg);
  border-top: 3px solid var(--color-topics-border);
  padding: 12px 16px 16px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.topics__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.topics__heading {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-text);
}

.topics__more {
  font-size: 12px;
  color: var(--color-text-muted);
}

.topics__more:hover {
  color: var(--color-primary);
}

.topics__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.topics__item {
  border-bottom: 1px solid var(--color-border);
  padding: 8px 0;
}

.topics__link {
  display: block;
  color: var(--color-text);
}

.topics__link:hover .topics__title {
  color: var(--color-primary);
}

.topics__category {
  display: block;
  font-size: 10px;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.topics__title {
  display: block;
  overflow-wrap: break-word;
  word-break: break-word;
}

.topics__empty {
  color: var(--color-text-muted);
  font-size: 13px;
  text-align: center;
  padding: 16px 0;
}

/* カテゴリタブ（コンテンツ内） */
.category-tabs {
  margin-bottom: 16px;
}

.category-tabs__nav {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 12px;
}

.category-tabs__nav::-webkit-scrollbar {
  display: none;
}

.category-tabs__list {
  display: flex;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.category-tabs__tab {
  display: inline-block;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-muted);
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: inherit;
}

.category-tabs__tab:hover {
  color: var(--color-text);
}

.category-tabs__tab.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-tab-active);
}

.category-tabs__panel {
  display: none;
}

.category-tabs__panel.is-active {
  display: block;
}

/* ニュースリスト */
.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-list__item {
  border-bottom: 1px solid var(--color-border);
}

.news-list__link {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  color: var(--color-text);
}

.news-list__link:hover .news-list__title {
  color: var(--color-primary);
}

/* リスト・ランキング共通サムネイル */
.list-thumb {
  flex-shrink: 0;
  display: block;
  width: 120px;
  height: 90px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background-color: var(--color-trend-bg);
}

.list-thumb__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.list-thumb__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-trend-bg) 0%, var(--color-border) 100%);
}

.list-thumb__placeholder-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-muted);
  opacity: 0.5;
}

.news-list__thumb {
  flex-shrink: 0;
}

.news-list__body {
  flex: 1;
  min-width: 0;
}

.news-list__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
  font-size: 11px;
}

.news-list__category {
  color: var(--color-primary);
  font-weight: 500;
}

.news-list__date {
  color: var(--color-text-muted);
}

.news-list__title {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  margin: 0 0 4px;
  overflow-wrap: break-word;
  word-break: break-word;
}

.news-list__footer {
  display: flex;
  gap: 12px;
  font-size: 11px;
  color: var(--color-text-muted);
}

/* カード */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.card__link {
  display: block;
  color: var(--color-text);
}

.card__thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card__thumb .badge {
  position: absolute;
  top: 8px;
  left: 8px;
}

.card__body {
  padding: 10px 12px 12px;
}

.card__meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  margin-bottom: 6px;
}

.card__category {
  color: var(--color-primary);
  font-weight: 500;
}

.card__date {
  color: var(--color-text-muted);
}

.card__title {
  margin: 0 0 6px;
  line-height: 1.4;
}

.card__excerpt {
  font-size: 12px;
  color: var(--color-text-muted);
  margin: 0 0 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--color-text-muted);
}

/* セクション */
.section {
  margin-bottom: 24px;
}

.section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
}

.section__heading {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
}

.section__more {
  font-size: 12px;
  color: var(--color-text-muted);
}

.section__more:hover {
  color: var(--color-primary);
}

.section__footer {
  margin-top: 16px;
  text-align: center;
}

.section__more--footer {
  display: inline-block;
  padding: 10px 32px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
}

.section__more--footer:hover {
  border-color: var(--color-primary);
}

.latest-news--full {
  margin-top: 0;
}

.latest-news--full .archive-header {
  margin-bottom: 20px;
}

/* トレンドワード */
.trend {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 16px;
}

.trend__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.trend__heading {
  font-size: 14px;
  font-weight: 700;
  margin: 0;
}

.trend__toggle {
  font-size: 11px;
  color: var(--color-text-muted);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.trend__list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.trend__item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--color-trend-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  font-size: 12px;
  transition: border-color var(--transition-fast);
}

.trend__item:hover {
  border-color: var(--color-primary);
}

.trend__num {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 11px;
  min-width: 14px;
}

.trend__keyword {
  color: var(--color-text);
  font-weight: 500;
}

.trend__keyword:hover {
  color: var(--color-primary);
}

.trend__cat {
  color: var(--color-text-muted);
  font-size: 10px;
}

/* サイドバー用番号付きリスト */
.trend--numbered .trend__list {
  display: block;
  flex-wrap: unset;
}

.trend--numbered .trend__item {
  display: flex;
  width: 100%;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  padding: 6px 0;
}

/* ランキング */
.ranking {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 16px;
}

.ranking__heading {
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
}

.ranking__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ranking__item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.ranking__item:last-child {
  border-bottom: none;
}

.ranking__num {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  border-radius: 2px;
  background-color: var(--color-border);
  color: var(--color-text-muted);
}

.ranking__item:nth-child(1) .ranking__num,
.ranking__item:nth-child(2) .ranking__num,
.ranking__item:nth-child(3) .ranking__num {
  background-color: var(--color-primary);
  color: var(--color-surface);
}

.ranking__link {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  color: var(--color-text);
}

.ranking__link:hover .ranking__title {
  color: var(--color-primary);
}

.ranking__thumb {
  flex-shrink: 0;
}

.ranking__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ranking__title {
  display: block;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  overflow-wrap: break-word;
  word-break: break-word;
}

.ranking__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 10px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

.ranking__cat {
  color: var(--color-primary);
  font-weight: 500;
}

.ranking__empty {
  padding: 12px 0;
  font-size: 13px;
  color: var(--color-text-muted);
  list-style: none;
}

/* 記事ランキング（今日 / 週間） */
.article-ranking {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 16px;
}

.article-ranking__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.article-ranking__heading {
  font-size: 14px;
  font-weight: 700;
  margin: 0;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary);
  flex: 1;
}

.article-ranking__more {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-left: 12px;
}

.article-ranking__more:hover {
  color: var(--color-primary);
}

.article-ranking__tabs .category-tabs__nav {
  margin-bottom: 8px;
}

.article-ranking--full {
  background-color: var(--color-surface);
  border-top: 3px solid var(--color-primary);
  border-radius: 0;
  padding: 20px 16px;
  margin: 24px 0 0;
}

.article-ranking--full .article-ranking__heading {
  font-size: 1rem;
  border-bottom: none;
  padding-bottom: 0;
}

.article-ranking--full .article-ranking__header {
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.article-ranking--full .ranking__grid {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-ranking--full .ranking__row {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: 1px solid var(--color-border);
}

.article-ranking--full .ranking__row:last-child {
  border-bottom: none;
}

.article-ranking--full .ranking__row-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-ranking--full .ranking__row-list .ranking__item {
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: none;
}

.article-ranking--full .ranking__row-list .ranking__item:only-child {
  grid-column: 1 / -1;
}

.article-ranking--full .ranking__link {
  align-items: flex-start;
}

.article-ranking--full .list-thumb {
  width: 130px;
  height: 98px;
}

/* 広告エリア */
.ad-area {
  background-color: var(--color-trend-bg);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  min-height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.ad-area__placeholder {
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: center;
}

/* 記事詳細 */
.article-header {
  margin-bottom: 20px;
}

.article-header__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.article-header__title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 12px;
}

.article-header__badges {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.article-featured {
  margin-bottom: 20px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.article-featured img {
  width: 100%;
  height: auto;
}

.article-content {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 24px;
  overflow-wrap: break-word;
  word-break: break-word;
}

.article-content p {
  margin-bottom: 1em;
}

.article-content img,
.article-content iframe,
.article-content video,
.article-content embed {
  max-width: 100%;
  height: auto;
}

.article-content table,
.article-content pre {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.article-content pre {
  white-space: pre-wrap;
}

.article-content .alignwide,
.article-content .alignfull,
.article-content .wp-block-image img {
  max-width: 100%;
}

.article-content--paid {
  position: relative;
  max-height: 400px;
  overflow: hidden;
}

.article-content--paid::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--color-surface));
  pointer-events: none;
}

.paid-cta {
  text-align: center;
  padding: 24px;
  background-color: var(--color-trend-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
}

.paid-cta__text {
  font-size: 14px;
  margin: 0 0 12px;
  color: var(--color-text-muted);
}

/* タグ */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.article-tags__item {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  background-color: var(--color-trend-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text);
}

.article-tags__item:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* SNSシェア */
.share-buttons {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.share-buttons__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font-family: inherit;
  transition: background-color var(--transition-fast);
}

.share-buttons__btn:hover {
  background-color: var(--color-trend-bg);
}

.share-buttons__btn--x {
  color: var(--color-surface);
  background-color: var(--color-text);
  border-color: var(--color-text);
}

.share-buttons__btn--facebook {
  color: var(--color-surface);
  background-color: var(--color-expert-badge);
  border-color: var(--color-expert-badge);
}

.share-buttons__btn--line {
  color: var(--color-surface);
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

/* パンくず */
.breadcrumb {
  margin-bottom: 12px;
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12px;
  color: var(--color-text-muted);
}

.breadcrumb__item:not(:last-child)::after {
  content: '›';
  margin-left: 4px;
  color: var(--color-text-muted);
}

.breadcrumb__item a:hover {
  color: var(--color-primary);
}

/* 関連記事 */
.related-posts {
  margin-bottom: 24px;
}

.related-posts__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* フル幅トレンド */
.trend--full {
  background-color: var(--color-surface);
  border-top: 3px solid var(--color-primary);
  padding: 20px;
  margin: 24px 0;
}

.trend--full .trend__list {
  gap: 8px;
}

.site-footer__description {
  font-size: 11px;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin: 8px 0 0;
  max-width: 320px;
}

.article-header__updated {
  color: var(--color-text-muted);
  font-size: 11px;
}

.archive-header__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin: 8px 0 0;
}

/* 404・検索 */
.page-header {
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
}

.page-header__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0;
}

.page-header__desc {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0 0 8px;
}

.error-404 {
  text-align: center;
  padding: 40px 20px;
}

.error-404__code {
  font-size: 4rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin: 0;
}

.error-404__message {
  font-size: 1rem;
  margin: 12px 0 24px;
  color: var(--color-text-muted);
}

/* ページネーション */
.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin: 24px 0;
}

.pagination ul.page-numbers,
.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.pagination ul.page-numbers li {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pagination ul.page-numbers li::marker {
  content: none;
}

.pagination a.page-numbers,
.pagination span.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 8px;
  font-size: 13px;
  line-height: 1;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  background-color: var(--color-surface);
  box-sizing: border-box;
}

.pagination a.page-numbers.prev,
.pagination a.page-numbers.next {
  min-width: auto;
  padding: 0 12px;
}

.pagination span.page-numbers.current,
.pagination a.page-numbers.current,
.pagination a.page-numbers:hover {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-surface);
}

.pagination .page-numbers.dots {
  min-width: auto;
  padding: 0 4px;
  border: none;
  background: transparent;
}