@charset "UTF-8";

/* ============================================
   下層ページ共通CSS
   トップ専用の top.css はここでは読み込まれないため、
   .p-cards / .p-news-* など見た目を踏襲するクラスはここで再定義する。
   ============================================ */

/* ============================================
   スクリーンリーダー専用（the_posts_pagination / the_post_navigation の
   見出しを視覚的に隠す。既存CSSに定義が無いためここに置く）
   ============================================ */
.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   一覧セクション共通（カード / リスト の外枠）
   ============================================ */
.p-list {
  position: relative;
  z-index: var(--z-front);
  background-color: var(--color-bg);
  padding-block: 8rem 12rem;
}

.p-list-inner {
  max-width: 128rem;
  margin-inline: auto;
  padding-inline: 4rem;
}

.p-list-empty {
  padding-block: 6rem;
  text-align: center;
  font-size: 1.5rem;
  color: var(--color-gray-dark);
}

@media screen and (max-width: 767px) {
  .p-list {
    padding-block: 5.6rem 8rem;
  }
  .p-list-inner {
    padding-inline: 2.4rem;
  }
}


/* ============================================
   ページネーション（the_posts_pagination）
   ============================================ */
.pagination {
  margin-top: 6.4rem;
  display: flex;
  justify-content: center;
}

.pagination .nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 4rem;
  height: 4rem;
  padding: 0 1.2rem;
  font-family: var(--font-family-sub);
  font-size: 1.4rem;
  color: var(--color-base);
  border: 1px solid var(--color-gray);
  border-radius: var(--border-radius-full);
  transition: opacity 0.3s var(--ease-power2-out), background-color 0.3s var(--ease-power2-out), color 0.3s var(--ease-power2-out);
}

.pagination .page-numbers.current {
  background-color: var(--color-navy);
  border-color: var(--color-navy);
  color: var(--color-white);
}

.pagination .page-numbers.dots {
  border-color: transparent;
}

.pagination a.page-numbers:hover {
  opacity: 0.6;
}

@media screen and (max-width: 767px) {
  .pagination {
    margin-top: 4.8rem;
  }
  .pagination .page-numbers {
    min-width: 3.6rem;
    height: 3.6rem;
    padding: 0 0.8rem;
    font-size: 1.3rem;
  }
}

/* ============================================
   記事詳細・固定ページ 共通ヘッダー内メタ情報
   ============================================ */
.p-article-meta {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  margin-bottom: 2rem;
}

.p-article-cat {
  padding: 0.4rem 1.6rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-navy);
  border: 1px solid var(--color-navy);
  border-radius: var(--border-radius-full);
}

.p-article-date {
  font-family: var(--font-family-sub);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: var(--tracking-tight);
  color: var(--color-gray-dark);
}

.p-article-ttl {
  font-size: 3.2rem;
  font-weight: 700;
  line-height: var(--leading-snug);
  overflow: hidden;
}

@media screen and (max-width: 767px) {
  .p-article-ttl {
    font-size: 2.4rem;
  }
}

/* ============================================
   記事本文（single.php / page.php 共通）
   Supabase移行記事は決まったHTML構造(toc, figure, span#anchor)を持つため、
   その構造を前提にスタイルを当てる
   ============================================ */
.p-article-section {
  position: relative;
  z-index: var(--z-front);
  background-color: var(--color-bg);
  padding-block: 8rem 10rem;
}

.p-article-inner {
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: 4rem;
}

.p-article {
  font-size: 1.6rem;
  line-height: var(--leading-loose);
}

.p-article > *:first-child {
  margin-top: 0;
}

.p-article p {
  margin-top: 2.4rem;
  line-height: var(--leading-loose);
}

.p-article h2 {
  margin-top: 6.4rem;
  padding-bottom: 1.6rem;
  border-bottom: 2px solid var(--color-navy);
  font-size: 2.4rem;
  font-weight: 700;
  line-height: var(--leading-snug);
}

.p-article h3 {
  margin-top: 4.8rem;
  font-size: 2rem;
  font-weight: 700;
  line-height: var(--leading-snug);
}

.p-article h2 + *,
.p-article h3 + * {
  margin-top: 2rem;
}

.p-article ul,
.p-article ol {
  margin-top: 2.4rem;
  padding-left: 2.2rem;
  display: grid;
  gap: 0.8rem;
}

.p-article ul li {
  list-style: disc;
}

.p-article ol li {
  list-style: decimal;
}

.p-article li {
  line-height: var(--leading-loose);
}

.p-article figure {
  margin: 4rem 0;
}

.p-article img {
  border-radius: var(--border-radius);
  width: 100%;
  height: auto;
}

.p-article figcaption {
  margin-top: 1.2rem;
  font-size: 1.3rem;
  color: var(--color-gray-dark);
  text-align: center;
}

.p-article a {
  color: var(--color-navy);
  text-decoration: underline;
  text-underline-offset: 0.2rem;
  transition: opacity 0.3s var(--ease-power2-out);
}

.p-article a:hover {
  opacity: 0.6;
}

.p-article strong {
  font-weight: 700;
}

.p-article blockquote {
  margin: 4rem 0;
  padding: 2.4rem 2.8rem;
  background-color: var(--color-white);
  border-left: 4px solid var(--color-navy);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  font-size: 1.5rem;
  line-height: var(--leading-loose);
}

.p-article blockquote > *:first-child {
  margin-top: 0;
}

.p-article table {
  width: 100%;
  margin-top: 2.4rem;
  border-collapse: collapse;
  font-size: 1.4rem;
}

.p-article table th,
.p-article table td {
  padding: 1.2rem 1.6rem;
  border: 1px solid var(--color-gray);
  text-align: left;
}

.p-article table th {
  background-color: var(--color-gray-light);
  font-weight: 700;
}

/* 目次(nav.toc)。Supabase移行記事に共通の構造 */
.p-article .toc {
  margin: 4rem 0;
  padding: 2.8rem 3.2rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--border-radius);
}

.p-article .toc p {
  margin-top: 0;
  font-size: 1.5rem;
  font-weight: 700;
}

.p-article .toc ul {
  margin-top: 1.6rem;
  padding-left: 0;
  gap: 1rem;
}

.p-article .toc li {
  list-style: none;
  padding-left: 1.6rem;
  position: relative;
}

.p-article .toc li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 0.8rem;
  height: 1px;
  background-color: var(--color-navy);
}

/* TOCリンクにはインラインで color/font-weight/text-decoration が
   直接指定されているため、!important でしか上書きできない */
.p-article .toc a {
  color: var(--color-navy) !important;
  font-weight: 500 !important;
  text-decoration: none !important;
}

.p-article .toc a:hover {
  text-decoration: underline !important;
  opacity: 0.6;
}

/* 見出しへのアンカー(<span id="...">)。TOCからのジャンプで詰まらないように余白を確保 */
.p-article span[id] {
  display: block;
  scroll-margin-top: 4rem;
}

@media screen and (max-width: 767px) {
  /* 記事を読み進める間、固定ナビが本文へ重ならないようにする。 */
  body.single .l-nav {
    position: absolute;
  }

  .p-article-section {
    padding-block: 5.6rem 6.4rem;
  }
  .p-article-inner {
    padding-inline: 2.4rem;
  }
  .p-article h2 {
    margin-top: 4.8rem;
    font-size: 2rem;
  }
  .p-article h3 {
    margin-top: 3.6rem;
    font-size: 1.8rem;
  }
  .p-article .toc {
    padding: 2.4rem;
  }
}

/* ============================================
   前後の記事ナビ（the_post_navigation）
   ============================================ */
.post-navigation {
  max-width: 72rem;
  margin-inline: auto;
  margin-top: 8rem;
  padding-top: 4rem;
  padding-inline: 4rem;
  border-top: 1px solid var(--color-gray);
}

.post-navigation .nav-links {
  display: flex;
  justify-content: space-between;
  gap: 2.4rem;
}

.post-navigation .nav-previous,
.post-navigation .nav-next {
  flex: 1 1 0;
  min-width: 0;
}

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

.post-navigation a {
  display: inline-block;
  max-width: 100%;
  font-size: 1.4rem;
  line-height: var(--leading-relaxed);
  transition: opacity 0.3s var(--ease-power2-out);
}

.post-navigation a:hover {
  opacity: 0.6;
}

.post-navigation .meta-nav {
  display: block;
  margin-bottom: 0.6rem;
  font-family: var(--font-family-sub);
  font-size: 1.2rem;
  letter-spacing: var(--tracking-wide);
  color: var(--color-navy);
}

@media screen and (max-width: 767px) {
  .post-navigation {
    padding-inline: 2.4rem;
    margin-top: 5.6rem;
    padding-top: 3.2rem;
  }
}

/* ============================================
   一覧へ戻る／トップへ戻る ボタンの配置
   ============================================ */
.p-article-back {
  max-width: 72rem;
  margin-inline: auto;
  margin-top: 4.8rem;
  padding: 0 4rem 8rem;
  display: flex;
  justify-content: center;
}

@media screen and (max-width: 767px) {
  .p-article-back {
    padding: 0 2.4rem 6.4rem;
  }
}

/* ============================================
   404
   ============================================ */
.p-404-section {
  position: relative;
  z-index: var(--z-front);
  background-color: var(--color-bg);
  padding-block: 4rem 14rem;
  text-align: center;
}

.p-404-inner {
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: 4rem;
}

.p-404-text {
  font-size: 1.6rem;
  line-height: var(--leading-loose);
  margin-bottom: 4rem;
}

.p-404-btn {
  display: flex;
  justify-content: center;
}

@media screen and (max-width: 767px) {
  .p-404-section {
    padding-block: 2rem 8rem;
  }
  .p-404-inner {
    padding-inline: 2.4rem;
  }
}