/* ==========================================================================
   投稿記事ページ専用スタイル
   common.css のCSS変数を前提とする
   ========================================================================== */

/* --------------------------------------------------------------------------
   ヒーロー（アイキャッチ＋タイトル）
   -------------------------------------------------------------------------- */
.single-hero {
  position: relative;
  margin-top: calc(-1 * var(--header-h)); /* ヘッダーに密着 */
  padding-top: var(--header-h);
  min-height: 400px;
  display: flex;
  align-items: center;
  background-color: var(--color-dark);
  background-size: cover;
  background-position: center;
}

@media (min-width: 768px) {
  .single-hero {
    min-height: 600px;
  }
}

/* アイキャッチ画像なし：高さを抑える */
.single-hero--no-image {
  min-height: 250px;
}

@media (min-width: 768px) {
  .single-hero--no-image {
    min-height: 250px;
  }
}

/* 半透明の黒オーバーレイ */
.single-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.4) 0%,
    rgba(0, 0, 0, 0.65) 100%
  );
}

.single-hero__content {
  position: relative;
  z-index: 1;
  padding-block: 3rem;
  text-align: center;
}

.single-hero__cats {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.single-hero__cat {
  font-size: 0.75rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.92);
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 0.25rem 0.9rem;
  letter-spacing: 0.05em;
  transition: background-color var(--transition);
}

.single-hero__cat:hover {
  background-color: rgba(255, 255, 255, 0.28);
}

.single-hero__title {
  font-size: clamp(1.1rem, 2.5vw, 1.625rem); /* 最大26px */
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.55;
  letter-spacing: 0.02em;
  margin-bottom: 1.25rem;
  text-shadow:
    0 2px 8px rgba(0, 0, 0, 0.65),
    0 4px 24px rgba(0, 0, 0, 0.45);
}

.single-hero__meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
}

/* --------------------------------------------------------------------------
   レイアウト
   -------------------------------------------------------------------------- */
.single-layout {
  padding-block: clamp(32px, 5vw, 56px);
  background-color: var(--color-bg-soft);
}

.single-content-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

/* メインカラムを白いカードに */
.single-main {
  min-width: 0; /* グリッド内でのはみ出し防止 */
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-sm);
}

/* narrow（デフォルト）：センタリングして読みやすい幅に制限 */
.single-layout--narrow .single-content-wrap {
  max-width: 760px;
  margin-inline: auto;
}

/* wide：ラップ幅をそのまま使う（追加指定なし） */

/* sidebar：デスクトップでサイドバーを右に配置 */
/* minmax(0, 1fr) で Safari のグリッド崩れを防ぐ */
@media (min-width: 768px) {
  .single-layout--sidebar .single-content-wrap {
    grid-template-columns: minmax(0, 1fr) 340px;
  }

  /* DOM順: main → related → sidebar を視覚的に main|sidebar / related(全幅) に再配置 */
  .single-layout--sidebar .single-main {
    grid-column: 1;
    grid-row: 1;
  }

  .single-layout--sidebar .related-posts {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .single-layout--sidebar .single-sidebar {
    grid-column: 2;
    grid-row: 1;
  }

  /* 最後のウィジェットだけ追従（デスクトップのみ） */
  .single-sidebar .widget:last-child {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }
}

/* --------------------------------------------------------------------------
   固定ページ：LP レイアウト
   -------------------------------------------------------------------------- */
.page-layout--lp {
  width: 100%;
}

.page-layout--lp .entry-content {
  max-width: none;
  padding: 0;
  margin: 0;
}

/* --------------------------------------------------------------------------
   ヘッダー／フッター非表示（固定ページ body クラス制御）
   -------------------------------------------------------------------------- */
body.hide-site-header .site-header,
body.hide-site-header .mobile-menu {
  display: none;
}

body.hide-site-header {
  padding-top: 0;
}

body.hide-site-footer .site-footer {
  display: none;
}

/* --------------------------------------------------------------------------
   パンくずリスト
   -------------------------------------------------------------------------- */
.breadcrumb {
  margin-bottom: 1.25rem;
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.breadcrumb__item + .breadcrumb__item::before {
  content: '›';
  padding-inline: 0.5rem;
  color: var(--color-border);
}

.breadcrumb__item a {
  color: var(--color-text-muted);
  transition: color var(--transition);
}

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

.breadcrumb__item--current {
  color: var(--color-text-mid);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 240px;
}

/* --------------------------------------------------------------------------
   記事ヘッダー
   -------------------------------------------------------------------------- */
.single-header {
  margin-bottom: 2rem;
}

.single-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-bottom: 1rem;
}

.single-meta__date {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

.single-meta__cat {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-pale);
  color: var(--color-primary-dark);
  transition: background-color var(--transition);
}

.single-meta__cat:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.single-title {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.45;
  letter-spacing: 0.02em;
}

/* --------------------------------------------------------------------------
   アイキャッチ画像
   -------------------------------------------------------------------------- */
.single-thumbnail {
  margin-bottom: 2.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.single-thumbnail img {
  width: 100%;
  height: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   本文（entry-content）
   -------------------------------------------------------------------------- */
.entry-content {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text);
}

.entry-content > * + * {
  margin-top: 1.5em;
}

.entry-content h2 {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 700;
  color: #fff;
  background-color: var(--color-primary);
  padding: 0.6em 1rem;
  border-radius: var(--radius-sm);
  line-height: 1.5;
  margin-top: 2.5em;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.entry-content h3 {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 700;
  color: var(--color-text);
  border-left: 4px solid var(--color-primary);
  padding-left: 0.75rem;
  line-height: 1.5;
  margin-top: 2em;
}

.entry-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  border-bottom: 2px solid var(--color-border);
  padding-bottom: 0.4rem;
  line-height: 1.5;
  margin-top: 1.75em;
}

.entry-content p {
  margin-top: 1.25em;
}

.entry-content ul,
.entry-content ol {
  padding-left: 1.5em;
  display: flex;
  flex-direction: column;
  gap: 0.4em;
}

.entry-content ul {
  list-style: disc;
}

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

.entry-content li {
  line-height: 1.85;
}

.entry-content blockquote {
  border-left: 4px solid var(--color-border);
  padding: 1rem 1.25rem;
  background-color: var(--color-bg-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text-mid);
  font-style: italic;
}

.entry-content code {
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
  font-size: 0.875em;
  background-color: var(--color-bg-mid);
  color: var(--color-accent);
  padding: 0.15em 0.45em;
  border-radius: var(--radius-sm);
}

.entry-content pre {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.88);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.75;
}

.entry-content pre code {
  background: none;
  color: inherit;
  padding: 0;
  font-size: inherit;
}

.entry-content img {
  border-radius: var(--radius-md);
  max-width: 100%;
  height: auto;
}

.entry-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

.entry-content a:hover {
  color: var(--color-primary-dark);
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.entry-content table th,
.entry-content table td {
  border: 1px solid var(--color-border);
  padding: 0.65rem 0.9rem;
  text-align: left;
  line-height: 1.65;
}

.entry-content table th {
  background-color: var(--color-bg-soft);
  font-weight: 700;
  color: var(--color-text);
}

.entry-content table tr:nth-child(even) td {
  background-color: var(--color-bg-soft);
}

/* --------------------------------------------------------------------------
   横スクロールテーブル（.wp-table-responsive）
   -------------------------------------------------------------------------- */
.wp-table-responsive {
  position: relative;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-block: 1.5em;
}

.wp-table-responsive table {
  min-width: 600px;
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.wp-table-responsive table th,
.wp-table-responsive table td {
  border: 1px solid var(--color-border);
  padding: 0.65rem 0.9rem;
  text-align: left;
  line-height: 1.65;
  white-space: nowrap;
}

.wp-table-responsive table th {
  background-color: var(--color-bg-soft);
  font-weight: 700;
  color: var(--color-text);
}

.wp-table-responsive table tr:nth-child(even) td {
  background-color: var(--color-bg-soft);
}

/* スクロールしない外側ラッパー（インジケーターの基準） */
.wp-table-scroll-outer {
  position: relative;
  margin-block: 1.5em;
}

.wp-table-responsive {
  margin-block: 0; /* outerで管理するためリセット */
}

/* スクロールインジケーター */
.wp-table-scroll-indicator {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  background: rgba(0, 0, 0, 0.45);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 13px;
  pointer-events: none;
  z-index: 10;
  transition: opacity 0.2s ease;
}

.wp-table-scroll-indicator--left {
  left: 8px;
}

.wp-table-scroll-indicator--right {
  right: 8px;
}

.wp-table-scroll-indicator.is-hidden {
  opacity: 0;
}

/* --------------------------------------------------------------------------
   タグ
   -------------------------------------------------------------------------- */
.single-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-light);
}

.single-tags__item {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  background-color: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.25rem 0.85rem;
  transition: color var(--transition), border-color var(--transition);
}

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

/* --------------------------------------------------------------------------
   SNS シェアボタン
   -------------------------------------------------------------------------- */

.single-share {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border-light);
}

.single-share__label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
  text-align: center;
}

.single-share__btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.625rem;
}

.single-share__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  color: #fff;
  transition: opacity 0.15s;
}

.single-share__btn:hover {
  opacity: 0.85;
  color: #fff;
}

.single-share__btn--x {
  background-color: #000;
}

.single-share__btn--fb {
  background-color: #1877f2;
}

.single-share__btn--line {
  background-color: #06c755;
}

/* --------------------------------------------------------------------------
   前後記事ナビ
   -------------------------------------------------------------------------- */
.single-nav {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border-light);
}

.single-nav__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.single-nav__item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem 1.25rem;
  background-color: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.single-nav__item:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

.single-nav__item--next {
  text-align: right;
  grid-column: 2;
}

.single-nav__item--prev:only-child {
  grid-column: 1;
}

.single-nav__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-primary);
}

.single-nav__title {
  font-size: 0.875rem;
  color: var(--color-text-mid);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   関連記事
   -------------------------------------------------------------------------- */

.related-posts {
  padding: 2rem 0 1rem;
  border-top: 1px solid var(--color-border-light);
  margin-top: 0.5rem;
}

.related-posts__heading {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  padding-left: 0.75rem;
  border-left: 4px solid var(--color-primary);
  margin-bottom: 1.5rem;
  /* single.css の .entry-content h2 の上書きをリセット */
  background: none;
  color: var(--color-text);
  text-shadow: none;
  border-radius: 0;
  padding-block: 0;
  margin-top: 0;
}

/* --------------------------------------------------------------------------
   サイドバー
   -------------------------------------------------------------------------- */
.single-sidebar {
  min-width: 0; /* グリッド内でのはみ出し防止 */
}

.single-sidebar .widget {
  max-width: 100%;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.single-sidebar .widget-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--color-primary-dark);
  padding: 0.7rem 1.1rem;
  margin: 0;
}

.single-sidebar .widget > *:not(.widget-title) {
  padding: 1rem 1.1rem;
}

.single-sidebar .widget ul {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.single-sidebar .widget ul li a {
  font-size: 0.875rem;
  color: var(--color-text-mid);
  transition: color var(--transition);
}

.single-sidebar .widget ul li a:hover {
  color: var(--color-primary);
}

.single-sidebar__empty {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  padding: 1rem;
  background-color: var(--color-bg-soft);
  border-radius: var(--radius-md);
  text-align: center;
}