/* =========================================================
  single-column.css（修正版）
========================================================= */

/* ---------- Base ---------- */
.column-single {
  width: 100%;
  background: #fff;
  color: #222;
}

.column-single__inner {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

@media (max-width: 767px) {
  .column-single__inner {
    padding: 20px 16px 56px;
  }
}

/* sr-only */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ---------- Breadcrumb (full width + inner nav) ---------- */
.column-breadcrumbbar {
  width: 100%;
  border-top: 1px solid #E6EFF7;
  border-bottom: 1px solid #E6EFF7;
  background: #fff;
}

.column-breadcrumb {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1;
  font-size: 13px;
  color: #666;
}

@media (max-width: 767px) {
  .column-breadcrumb {
    padding: 10px 16px;
    font-size: 12px;
    flex-wrap: wrap;
    gap: 6px;
  }
}

/* ✅ 改行防止（日本語が途中で折り返されないように） */
.column-breadcrumb__link {
  color: #666;
  text-decoration: none;
  white-space: nowrap;
  overflow-wrap: normal;
  word-break: keep-all;
}

.column-breadcrumb__link:hover {
  text-decoration: underline;
}

.column-breadcrumb__sep {
  color: #999;
  white-space: nowrap;
}

/* ✅ もともとアイコン用の固定サイズだったので、テキスト用に変更 */
.column-breadcrumb__home {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  width: auto;
  height: auto;
  padding: 0;
  border-radius: 0;
  white-space: nowrap;
}

/* 既存のまま残してOK（現在は未使用） */
.column-breadcrumb__homeicon {
  width: 18px;
  height: 18px;
  fill: #666;
}

.column-breadcrumb__current {
  color: #333;
  font-weight: 700;
}

/* ---------- Layout (2 columns PC / 1 column SP) ---------- */
.column-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 28px;
  align-items: start;
}

@media (max-width: 1024px) {
  .column-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 22px;
  }
}

@media (max-width: 767px) {
  .column-layout {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* ---------- Article ---------- */
.column-article {
  background: #fff;
}

.column-article__header {
  margin-bottom: 18px;
}

/* ✅ タイトル中央 */
.column-article__title {
  margin: 0 0 10px;
  font-weight: 800;
  font-size: 30px;
  line-height: 1.35;
  letter-spacing: 0.02em;
  text-align: center;
}

@media (max-width: 767px) {
  .column-article__title {
    font-size: 22px;
    margin-bottom: 8px;
  }
}

/* ✅ 投稿日/更新日 中央 */
.column-article__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: #777;
  font-size: 13px;
  margin-bottom: 14px;
}

.column-article__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.column-article__meta-label {
  color: #999;
  font-weight: 700;
}

.column-article__thumb {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  background: #F2F7FB;
}

.column-article__img {
  display: block;
  width: 100%;
  height: auto;
}

.column-article__noimg {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #E6EFF7;
}

.column-article__term {
  position: absolute;
  top: 10px;
  left: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  background: var(--term-color, #51AAB7);
  border-radius: 999px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, .12);
}

@media (max-width: 767px) {
  .column-article__term {
    top: 8px;
    left: 8px;
    padding: 5px 9px;
    font-size: 11px;
  }
}

.column-article__summary {
  margin-top: 14px;
  padding: 14px 16px;
  background: #F2F7FB;
  border: 1px solid #E6EFF7;
  border-radius: 12px;
  font-size: 16px;
  line-height: 1.8;
  color: #333;
}

@media (max-width: 767px) {
  .column-article__summary {
    font-size: 14px;
    padding: 12px 14px;
  }
}

.column-article__supervisor {
  margin: 18px 0 22px;
}

/* ---------- TOC（✅背景塗りつぶし＋黒文字） ---------- */
.column-toc {
  margin: 20px 0 24px;
  padding: 16px 18px;
  background: #D8EEF9;
  /* カンプの薄い水色寄せ */
  border-radius: 10px;
}

@media (max-width: 767px) {
  .column-toc {
    padding: 14px 14px;
  }
}

.column-toc__title {
  margin: 0 0 10px;
  font-weight: 900;
  color: #111;
  /* 黒 */
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.column-toc__title::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #999;
  /* 灰色の丸 */
  display: inline-block;
}

.column-toc__list {
  margin: 0;
  padding-left: 18px;
  list-style: disc;
}

.column-toc__item {
  margin: 8px 0;
  line-height: 1.55;
  font-size: 14px;
  color: #111;
}

.column-toc__item a {
  color: #111;
  /* 黒 */
  text-decoration: none;
}

.column-toc__item a:hover {
  text-decoration: underline;
}

@media (max-width: 767px) {
  .column-toc__item {
    font-size: 13px;
  }
}

/* ---------- Content typography ---------- */
.column-content {
  font-size: 16px;
  line-height: 1.95;
  color: #222;
}

@media (max-width: 767px) {
  .column-content {
    font-size: 15px;
  }
}

.column-content>*:first-child {
  margin-top: 0;
}

.column-content>* {
  margin: 18px 0;
}

.column-content p {
  margin: 18px 0;
}

.column-content ul,
.column-content ol {
  padding-left: 1.3em;
}

.column-content li {
  margin: 8px 0;
}

.column-content h2 {
  margin: 34px 0 14px;
  font-size: 22px;
  line-height: 1.45;
  font-weight: 800;
  padding-left: 12px;
  border-left: 5px solid #0093E9;
}

@media (max-width: 767px) {
  .column-content h2 {
    font-size: 18px;
    margin-top: 28px;
  }
}

.column-content h3 {
  margin: 30px 0 12px;
  font-size: 18px;
  line-height: 1.5;
  font-weight: 800;
  padding: 10px 12px;
  background: #F2F7FB;
  border: 1px solid #E6EFF7;
  border-radius: 10px;
}

@media (max-width: 767px) {
  .column-content h3 {
    font-size: 16px;
    margin-top: 24px;
  }
}

.column-content a {
  color: #0093E9;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.column-content img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

.column-content blockquote {
  margin: 22px 0;
  padding: 14px 16px;
  background: #FFFBE1;
  border-left: 4px solid #EDBE38;
  border-radius: 10px;
}

.column-content table {
  width: 100%;
  border-collapse: collapse;
  overflow: auto;
  display: block;
}

.column-content th,
.column-content td {
  border: 1px solid #E6EFF7;
  padding: 10px 12px;
  font-size: 14px;
}

.column-content th {
  background: #F2F7FB;
  font-weight: 700;
}

/* ---------- Tags ---------- */
.column-tags {
  margin: 26px 0 34px;
  /* ✅下だけ余白を作る（CTAと離す） */
  padding-top: 18px;
  border-top: 1px solid #E6EFF7;
}

.column-tags__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.column-tags__link {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border: 1px solid #D7EAF7;
  border-radius: 999px;
  background: #fff;
  color: #333;
  text-decoration: none;
  font-size: 13px;
  line-height: 1;
}

.column-tags__link:hover {
  border-color: #0093E9;
  color: #0093E9;
}

/* ---------- CTA button ---------- */
.column-cta {
  margin: 26px 0 8px;
}

.column-cta__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 52px;
  padding: 14px 18px;
  border-radius: 999px;
  background: #F39800;
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  font-size: 15px;
  box-shadow: 0 10px 22px rgba(243, 152, 0, .24);
}

.column-cta__btn:hover {
  filter: brightness(.97);
}

@media (max-width: 767px) {
  .column-cta__btn {
    font-size: 14px;
    min-height: 50px;
  }
}

/* ---------- Section titles ---------- */
.column-section-title {
  margin: 34px 0 14px;
  font-size: 18px;
  font-weight: 900;
  line-height: 1.3;
  position: relative;
  padding: 10px 0 0;
}

.column-section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 6px;
  border-radius: 6px;
  background: #0093E9;
}

@media (max-width: 767px) {
  .column-section-title {
    margin-top: 28px;
    font-size: 16px;
  }
}

/* =========================================================
  ✅ 指示1：関連記事だけ「青い帯」に変更（上線は消す）
  ・関連記事は中央配置（＝タイトル文字を中央）
  ・帯の角丸は不要
========================================================= */
.column-related .column-section-title {
  padding: 12px 0;
  /* 帯の高さ */
  margin: 34px 0 14px;
  background: #0093E9;
  /* 青い帯 */
  color: #fff;
  text-align: center;
  /* 中央配置 */
}

.column-related .column-section-title::before {
  content: none;
  /* 上部の青線を消す */
}

/* ---------- Related (関連記事) ---------- */
.column-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

@media (max-width: 1024px) {
  .column-related__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (max-width: 767px) {
  .column-related__grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  /* SPは5件だけ表示 */
  .column-related__grid .col-card:nth-child(n+6) {
    display: none;
  }
}

/* ✅ アーカイブ同等のカード感＋高さ統一 */
.col-card {
  height: 100%;
  background: #fff;
  border: 1px solid #E6EFF7;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0, 0, 0, .06);
  display: flex;
  flex-direction: column;
}

.col-card__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.col-card__thumb {
  position: relative;
  background: #F2F7FB;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  /* ✅画像比率固定 */
}

.col-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* ✅画像の縦横でカードが暴れない */
  display: block;
}

.col-card__noimg {
  width: 100%;
  height: 100%;
  background: #E6EFF7;
}

.col-card__term {
  position: absolute;
  top: 10px;
  left: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  background: var(--term-color, #51AAB7);
  border-radius: 999px;
}

.col-card__body {
  padding: 12px 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.col-card__date {
  display: block;
  font-size: 12px;
  color: #777;
}

.col-card__title {
  margin: 0;
  font-size: 14px;
  font-weight: 800;
  line-height: 1.45;

  /* ✅タイトル行数で高さが暴れない */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: calc(1.45em * 2);
}

@media (max-width: 767px) {
  .col-card__term {
    top: 8px;
    left: 8px;
    padding: 5px 9px;
    font-size: 11px;
  }
}

/* =========================================================
  ✅ 指示2：最近の投稿は「日付＋タイトルのみ」(アイキャッチ非表示)
  ※人気記事（sb-posts系）には影響しないセレクタだけで対応
========================================================= */
/* ---------- 最近の投稿（review）リスト表示：囲い無し＋区切り線 ---------- */
.column-recent__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid #E6EFF7;
  /* ✅上の線 */
}

.column-recent__item {
  border-bottom: 1px solid #E6EFF7;
  /* ✅区切り線 */
}

.column-recent__link {
  display: block;
  padding: 18px 0;
  /* ✅余白（画像の見た目に合わせる） */
  text-decoration: none;
  color: inherit;
}

.column-recent__date {
  display: block;
  font-size: 13px;
  color: #777;
  margin-bottom: 6px;
}

.column-recent__title {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.5;
  color: #111;
}

@media (max-width: 767px) {
  .column-recent__link {
    padding: 16px 0;
  }

  .column-recent__title {
    font-size: 15px;
  }
}

/* ---------- Sidebar（アーカイブと揃える想定） ---------- */
.column-sidebar {
  position: relative;
}

.sb-banner {
  margin-bottom: 16px;
}

.sb-banner__placeholder {
  width: 100%;
  aspect-ratio: 300 / 250;
  border-radius: 12px;
  background: #E6EFF7;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #666;
  font-weight: 700;
}

.sb-box {
  background: #fff;
  border: 1px solid #E6EFF7;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(0, 0, 0, .06);
  margin-bottom: 16px;
}

.sb-box__title {
  margin: 0;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 900;
  color: #fff;
  background: #48999D;
}

.sb-box__body {
  padding: 12px 14px;
}

.sb-empty {
  margin: 0;
  color: #777;
  font-size: 13px;
}

.sb-catlist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sb-catlist__item a {
  color: #222;
  text-decoration: none;
  font-size: 13px;
}

.sb-catlist__item a:hover {
  text-decoration: underline;
}

.sb-posts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sb-posts__link {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  align-items: start;
}

.sb-posts__thumb {
  width: 64px;
}

.sb-posts__img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 10px;
  display: block;
  background: #F2F7FB;
}

.sb-posts__noimg {
  width: 64px;
  height: 64px;
  border-radius: 10px;
  background: #E6EFF7;
}

.sb-posts__date {
  display: block;
  font-size: 11px;
  color: #777;
  margin-bottom: 4px;
}

.sb-posts__title {
  margin: 0;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.45;
  color: #222;
}

.sb-posts__term {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 6px;
  padding: 4px 8px;
  font-size: 11px;
  line-height: 1;
  color: #fff;
  border-radius: 999px;
  background: var(--term-color, #888);
}

/* ---------- Utility ---------- */
.column-empty {
  margin: 0;
  color: #777;
  font-size: 14px;
}

/* ===== 追加：最近の投稿の上の青線を消す ===== */
/* 「最近の投稿」セクションが <section class="column-recent"> で包まれている前提 */
.column-recent .column-section-title {
  padding: 0;
  /* 青線用の余白も消す */
}

.column-recent .column-section-title::before {
  content: none;
  /* 上の青い線を消す */
}

/* =========================================================
  Sidebar：最近の投稿（カンプ：囲い無し＋区切り線リスト）
========================================================= */
.sb-recent {
  background: transparent;
}

.sb-recent__title {
  margin: 0 0 18px;
  font-size: 22px;
  font-weight: 900;
  color: #111;
  line-height: 1.2;
}

.sb-recent__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid #E6EFF7;
  /* 1本目の線 */
}

.sb-recent__item {
  border-bottom: 1px solid #E6EFF7;
  /* 区切り線 */
}

.sb-recent__link {
  display: block;
  padding: 16px 0;
  text-decoration: none;
  color: inherit;
}

.sb-recent__date {
  display: block;
  font-size: 13px;
  color: #777;
  margin-bottom: 6px;
}

.sb-recent__text {
  margin: 0;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.5;
  color: #111;
}

@media (max-width: 767px) {
  .sb-recent__title {
    font-size: 18px;
    margin-bottom: 14px;
  }

  .sb-recent__link {
    padding: 14px 0;
  }

  .sb-recent__text {
    font-size: 15px;
  }
}

/* ===== 最近の投稿：見出しの青線を消す ===== */
.column-recent .column-section-title {
  padding-top: 0;
}

.column-recent .column-section-title::before {
  content: none;
}

/* ===== 「掲載企業一覧を見る」ボタン（最近の投稿直下） ===== */
.column-companylist {
  margin-top: 34px;
  display: flex;
  justify-content: center;
}

.column-companylist__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 34px;
  border-radius: 999px;
  background: #2A9AC1;
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  font-size: 15px;
}

.column-companylist__btn:hover {
  filter: brightness(.97);
}

/* CTAボタン：色統一 + ドクンドクン */
.column-cta__btn {
  background: #EE7800;
  color: #fff;
  animation: column_cta_pulse 1.5s infinite;
  transform-origin: center;
  display: inline-flex;
  /* 既に指定がある場合は不要 */
  align-items: center;
  justify-content: center;
}

/* hover時は止めて押しやすく（任意） */
.column-cta__btn:hover {
  animation: none;
}

/* タップ端末ではhover抑制（任意） */
@media (hover: none) {
  .column-cta__btn:hover {
    animation: column_cta_pulse 1.5s infinite;
  }
}

/* ドクンドクン */
@keyframes column_cta_pulse {
  0% {
    transform: scale(1.08);
  }

  5% {
    transform: scale(1.00);
  }

  95% {
    transform: scale(1.00);
  }

  100% {
    transform: scale(1.08);
  }
}