/* ========== Common root (hero と section__inner のみ) ========== */
:root {
  /* タイポ（1440px時） */
  --fz-sub-title: clamp(1rem, calc(0.9rem + 0.25vw), 1.125rem);
  --fz-title: clamp(2.25rem, calc(1.5rem + 1.6667vw), 3rem);

  /* コンテナ */
  --container-pad: 1.25rem; /* 左右20px */
  --container-lg: 75.25rem; /* 1180px */
  --container-md: 63.75rem; /* 980px */
}

/* ========== Container ========== */
.section__inner,
.hero__inner {
  width: 100%;
  max-width: var(--container-lg);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}
.section__inner.medium {
  max-width: var(--container-md);
}

/* ========== Hero ========== */
.hero__under {
  padding-block: 4.6rem 2rem;
  text-align: center;
}
.hero__under .section__sub-title {
  font-size: var(--fz-sub-title); /* 1440pxで18px */
  margin: 0 0 0.2rem;
  color: #dc0112;
  font-family: "Trebuchet MS", Arial, Helvetica, "sans-serif";
  font-weight: bold;
  line-height: 1.166;
}
.hero__under .section__title {
  font-size: var(--fz-title); /* 1440pxで48px */
  line-height: 1.2;
  margin: 0;
}

/* ============================
   導入事例 絞り込みフォーム
   ============================ */

.case-filter {
  margin-bottom: 5rem;
  padding-top: 2rem;
  font-size: 0.9rem;
}

/* 行（ラベル＋フィールド） */
.case-filter__row {
  --case-filter-label-width: 8.6rem;

  display: grid;
  grid-template-columns: var(--case-filter-label-width) minmax(0, 1fr);
  column-gap: 2rem;
  row-gap: 1rem;
  align-items: flex-start;
  padding: 1rem 0;
  position: relative;
  margin-bottom: 3rem;
}

/* ラベルとフィールドの間の赤い縦線（fields の高さに追従） */
.case-filter__row::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0; /* 行の高さ＝fieldsの高さ */
  left: var(--case-filter-label-width); /* ラベル列の右端 */
  width: 1px;
  background-color: #dc0012;
}

.case-filter__row.row--first {
  margin-bottom: 1rem;
}

.case-filter__label {
  font-weight: 500;
  color: #dc0012;
  display: flex;
  align-items: flex-start;
  font-size: 1.125rem;
}

.case-filter__fields {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

/* pillボタンのラッパー */
.case-filter__choice {
  position: relative;
  display: inline-flex;
  align-items: center;
}

/* チェックボックス本体は隠す */
.case-filter__choice input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* pillの見た目 */
.case-filter__choice-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 5.2rem;
  padding: 0.238rem 1.5rem;
  border-radius: 999px;
  border: 1px solid #dc0012;
  color: #dc0012;
  background-color: #ffffff;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1.4;
  transition: background-color 0.15s ease, color 0.15s ease,
    border-color 0.15s ease, box-shadow 0.15s ease;
}

/* hover */
.case-filter__choice-label.is-hover {
  background-color: #dc0012;
  color: #ffffff;
  border-color: #dc0012;
}

.case-filter__choice-label.no-hover {
}

/* checked時：赤塗り + 白文字 */
.case-filter__choice
  input[type="checkbox"]:checked
  + .case-filter__choice-label {
  background-color: #dc0012;
  color: #ffffff;
  border-color: #dc0012;
}

/* Searchボタン */
.case-filter__actions {
  margin-top: 2.5rem;
  text-align: center;
}

.case-filter__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  min-width: 15rem;
  padding: 0.95rem 3.5rem;
  border-radius: 999px;
  border: none;
  background-color: #dc0012;
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease,
    transform 0.1s ease;
}

.case-filter__submit-icon svg {
  display: block;
}

.case-filter__submit:hover {
  opacity: 0.8;
}

.case-filter__btn {
  text-align: center;
}

#btn-show-more {
  display: inline-block;
  color:#DC0012;
  font-weight: 500;
  position: relative;
  cursor: pointer;
}

#btn-show-more span {
  text-decoration: underline;
}

#btn-show-more::after {
  content: "+";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: calc(1.25rem - 2px);
  text-decoration: none;
  font-size: 1rem;
  padding-bottom: 2px;
  line-height: 1;
  background: #FFF;
  border-radius: 50vh;
  border: solid 1px #DC0012;
  position: absolute;
  left: calc(100% + 5px);
  top: 50%;
  transform: translateY(-50%);
}

#btn-show-more.is-show::after {
  transform: translateY(-50%) rotate(-45deg);
}

/* ============================
   導入事例 一覧グリッド
   ============================ */

.case-archive {
  margin-bottom: 4rem;
}

.case-archive__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

/* カード全体 */
.case-card {
  background-color: #ffffff;
  border-radius: 0.5rem;
  overflow: hidden;
}

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

/* サムネイル */
.case-card__thumb {
  position: relative;
  width: 100%;
  padding-top: 62.5%; /* 16:10くらいの比率 */
  background-color: #f2f2f2;
  overflow: hidden;
}

.case-card__thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-card__thumb-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #bfbfbf;
  font-size: 0.9rem;
}

/* 本文ブロック */
.case-card__body {
  padding: 1.25rem 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* 上部タクソノミーチップ（業態 & 店舗数） */
.case-card__meta-top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.case-card__chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 0.9rem;
  border-radius: 999px;
  font-size: 0.75rem;
  line-height: 1.3;
  background-color: #dc0012;
  color: #ffffff;
}

/* 業態・店舗数は赤塗り */
.case-card__chip--business,
.case-card__chip--store {
  background-color: #dc0012;
  color: #ffffff;
}

/* 利用サービス用のチップは白地に赤枠 */
.case-card__chip--service {
  border: 1px solid #dc0012;
  color: #dc0012;
  background-color: #ffffff;
}

/* タイトルまわり */
.case-card__texts {
  margin-bottom: 1rem;
}

.case-card__company {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  color: #999999;
}

.case-card__title {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.6;
}

/* 利用サービス一覧 */
.case-card__services {
  margin-top: auto; /* 下に寄せる */
}

.case-card__services-label {
  margin: 0 0 0.45rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: #dc0012;
}

.case-card__services-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
}

/* ============================
   ページネーション（丸型グラデーション）
   ============================ */

.case-archive__pager {
  margin-top: 4.5rem;
  text-align: center;
}

/* paginate_links() の .page-numbers / WP-PageNavi どちらもまとめてスタイル */
.case-archive__pager .page-numbers,
.case-archive__pager .wp-pagenavi a,
.case-archive__pager .wp-pagenavi span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 0.75rem;
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  font-size: 1.1rem;
  color: #dc0012;
  text-decoration: none;
  border: none;
  background: transparent;
}

/* 現在ページ：赤グラデーション＋白文字 */
.case-archive__pager .page-numbers.current,
.case-archive__pager .wp-pagenavi .current {
  background: linear-gradient(135deg, #ff3e4d 0%, #cb0011 100%);
  color: #ffffff;
}

/* hover時：数字ページのみ薄い赤背景に */
.case-archive__pager .page-numbers:not(.current):not(.prev):not(.next):hover,
.case-archive__pager .wp-pagenavi a:not(.current):hover {
  background: rgba(230, 0, 18, 0.06);
}

/* 前へ・次へ（テキストを消してCSSで矢印表示） */
.case-archive__pager .page-numbers.prev,
.case-archive__pager .page-numbers.next,
.case-archive__pager .wp-pagenavi .previouspostslink,
.case-archive__pager .wp-pagenavi .nextpostslink {
  width: 2rem;
  height: 2rem;
  margin: 0 1.5rem;
  font-size: 0; /* 文字を消す */
}

/* 左矢印 */
.case-archive__pager .page-numbers.prev::before,
.case-archive__pager .wp-pagenavi .previouspostslink::before {
  content: "‹";
  font-size: 1.6rem;
  color: #dc0012;
  line-height: 1;
}

/* 右矢印 */
.case-archive__pager .page-numbers.next::before,
.case-archive__pager .wp-pagenavi .nextpostslink::before {
  content: "›";
  font-size: 1.6rem;
  color: #dc0012;
  line-height: 1;
}

/* 絞り込み結果0件 */
.case-archive__empty {
  margin: 0;
  padding: 2rem 0 1rem;
  text-align: center;
  color: #666666;
}

/* ============================
   Responsive
   ============================ */

@media (max-width: 1023.8px) {
  .case-archive__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 575.8px) {
  .case-filter {
    padding-top: 1.5rem;
  }

  .case-filter__row {
    grid-template-columns: 1fr;
    row-gap: 0.75rem;
    margin-bottom: 1rem;
  }

  /* SPでは縦線を消す */
  .case-filter__row::before {
    display: none;
  }

  .case-filter__fields {
    gap: 1rem;
  }

  .case-archive__grid {
    grid-template-columns: 1fr;
  }

  .case-card__body {
    padding: 1.1rem 1.1rem 1.3rem;
  }

  .case-filter__submit {
    width: 100%;
  }

  .case-archive__pager .page-numbers,
  .case-archive__pager .wp-pagenavi a,
  .case-archive__pager .wp-pagenavi span {
    width: 2.4rem;
    height: 2.4rem;
    margin: 0 0.5rem;
    font-size: 1rem;
  }

  .case-archive__pager .page-numbers.prev,
  .case-archive__pager .page-numbers.next,
  .case-archive__pager .wp-pagenavi .previouspostslink,
  .case-archive__pager .wp-pagenavi .nextpostslink {
    margin: 0 1rem;
  }
}

/* ============================
   Single case-study ベース
   ============================ */

.single-case-study__article {
  max-width: 61.25rem;
  margin: 0 auto;
}

/* 上部ヘッダー */
.single-case-study__header {
  margin-bottom: 2.5rem;
}

.single-case-study__company,
.case-card__date {
  margin: 0 0 0.35rem;
  font-size: 0.85rem;
  color: #777777;
}

.single-case-study__title {
  margin: 0 0 1.5rem;
  font-size: 2rem;
  line-height: 1.5;
  font-weight: 700;
}

/* ----------------------------
   summary（業種 / 店舗数 / 利用サービス）
   ---------------------------- */

.case-summary__row {
  display: grid;
  grid-template-columns: 10rem minmax(0, 1fr);
  column-gap: 0.5rem;
  border-bottom: 5px solid #ffffff;
  background-color: #f8f8f8;
}

.case-summary__label {
  margin: 0;
  padding: 0.5rem 0.75rem;
  background-color: #dc0012;
  color: #ffffff;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.case-summary__value {
  margin: 0;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  background-color: #f8f8f8;
}

.case-summary__value--empty {
  display: inline-block;
  min-height: 1rem;
}

/* 利用サービスのチップ */
.case-summary__row--services .case-summary__value {
  padding-top: 0.5rem;
  padding-bottom: 0.75rem;
}

.case-summary__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
}

.case-summary__chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.2rem 1.1rem;
  border-radius: 999px;
  border: 1px solid #dc0012;
  font-size: 0.75rem;
  color: #dc0012;
  background-color: #ffffff;
}

/* ============================
   本文（ブロックエディタ）ベーススタイル
   ============================ */

.single-case-study__content {
  margin-top: 3rem;
  font-size: 0.9rem;
  line-height: 1.9;
}

/* ブロック共通の余白調整 */
.single-case-study__content > *:first-child {
  margin-top: 0;
}
.single-case-study__content > * {
  margin-top: 0;
  margin-bottom: 1.5rem;
}

/* 見出し（h2〜h4） */
.single-case-study__content h2,
.single-case-study__content h3,
.single-case-study__content h4 {
  font-weight: 500;
  line-height: 1.5;
}

/* h2：左ライン付き大見出し */
.single-case-study__content h2 {
  position: relative;
  margin: 3rem 0 1.2rem;
  padding-left: 0.9rem;
  font-size: 1.5rem;
}
.single-case-study__content h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.1rem;
  bottom: 0.1rem;
  width: 4px;
  background-color: #dc0012;
}

/* h3：下線 */
.single-case-study__content h3 {
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.35rem;
  font-size: 1.5rem;
  border-bottom: 1px solid #dc0012;
}

/* h4：太字のみ少し小さく */
.single-case-study__content h4 {
  margin: 2rem 0 0.8rem;
  font-size: 1.5rem;
}

/* 段落 */
.single-case-study__content p {
  margin: 0 0 1.2rem;
}

/* リスト（箇条書き / 番号付き） */
.single-case-study__content ul {
  list-style-type: disc;
  margin: 0 0 1.5rem 1.4rem;
  padding-left: 0;
}

.single-case-study__content ol {
  list-style-type: decimal;
  margin: 0 0 1.5rem 1.6rem;
  padding-left: 0;
}

/* ネストリストもマーク表示を維持 */
.single-case-study__content li ul {
  list-style-type: circle;
  margin-left: 1.2rem;
}
.single-case-study__content li ol {
  list-style-type: lower-alpha;
  margin-left: 1.2rem;
}

/* 行間・下余白 */
.single-case-study__content li {
  margin-bottom: 0.3rem;
  display: list-item;
}

/* 引用 */
.single-case-study__content blockquote {
  margin: 2rem 0;
  padding: 1.2rem 1.4rem;
  border-left: 4px solid #dc0012;
  background-color: #fdf5f6;
  font-size: 0.9rem;
}
.single-case-study__content blockquote p:last-child {
  margin-bottom: 0;
}

/* 区切り線（separator） */
.single-case-study__content hr,
.single-case-study__content .wp-block-separator {
  margin: 2.5rem 0;
  border: none;
  border-top: 1px solid #e5e5e5;
}

/* 画像・figure */
.single-case-study__content img {
  max-width: 100%;
  width: auto;
  display: block;
}

.single-news .single-case-study__content img {
  height: auto;
}

.single-case-study__content figure {
  margin: 2rem 0;
}
.single-case-study__content figure img {
  margin-bottom: 0.6rem;
  width: auto;
}
.single-case-study__content figcaption {
  font-size: 0.8rem;
  color: #777777;
}

/* テーブル */
.single-case-study__content table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.single-case-study__content th,
.single-case-study__content td {
  border: 1px solid #e5e5e5;
  padding: 0.5rem 0.75rem;
}
.single-case-study__content td p,
.single-case-study__content th p,
.single-case-study__content td ol,
.single-case-study__content td ul {
  margin-bottom: 0;
}
.single-case-study__content th {
  background-color: #f7f7f7;
  font-weight: 600;
}

/* ボタン（.wp-block-button） */
.single-case-study__content .wp-block-button {
  margin: 1.8rem 0;
}
.single-case-study__content .wp-block-button__link {
  border-radius: 999px;
  padding: 0.75rem 2.5rem;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

/* カラム（.wp-block-columns） */
.single-case-study__content .wp-block-columns {
  margin: 2rem 0;
  column-gap: 2rem;
}
.single-case-study__content .wp-block-column img {
  width: 100%;
  height: auto;
  display: block;
}

/* ギャラリー */
.single-case-study__content .wp-block-gallery {
  margin: 2rem 0;
}

/* コード・pre */
.single-case-study__content pre {
  background: #1e1e1e;
  color: #f5f5f5;
  padding: 1rem 1.2rem;
  border-radius: 4px;
  overflow-x: auto;
  font-size: 0.8rem;
}

/* ============================
   独自レイアウト: .case-flex
   ============================ */

.single-case-study__content .case-flex {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.5fr); /* 左画像・右テキスト */
  column-gap: 2rem;
  align-items: flex-start;
  margin: 2.5rem 0;
}

.single-case-study__content .case-flex__col img {
  width: 100%;
  height: auto;
  display: block;
}

/* 画像右レイアウト */
.single-case-study__content .case-flex--image-right {
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.2fr);
}

/* SPでは縦並び */
@media (max-width: 767.8px) {
  .single-case-study__content .case-flex,
  .single-case-study__content .case-flex--image-right,
  .single-case-study__content .case-flex--image-left {
    grid-template-columns: 1fr;
    row-gap: 1.5rem;
  }
}

/* ============================
   会社情報ボックス
   ============================ */

.case-company {
  margin-top: 4rem;
}

.case-company__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.3954fr) minmax(0, 3fr);
  column-gap: 2rem;
  border-radius: 0.5rem;
  background-color: #f8f8f8;
  padding: 1.75rem 2rem;
  align-items: stretch;
}

/* 左：画像エリア */
.case-company__thumb {
  border-radius: 0.75rem;
  background-color: #e3e3e3;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.case-company__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 右：テキストエリア */
.case-company__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* ヘッダー：会社名 */
.case-company__head {
  margin-bottom: 1rem;
}

.case-company__name {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 700;
}

.case-company__name a {
  color: inherit;
  text-decoration: none;
  position: relative;
  padding-right: 1.4rem; /* 外部リンクアイコン分の余白 */
}

/* テーブル部分 */
.case-company__table {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 0.25rem;
}

.case-company__row {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  column-gap: 0.5rem;
  font-size: 1rem;
  background: #ffffff;
}

.case-company__label {
  margin: 0;
  padding: 0.55rem 0.7rem;
  background-color: #dc0012;
  color: #ffffff;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.case-company__value {
  margin: 0;
  padding: 0.55rem 0.9rem;
  background-color: #ffffff;
  display: flex;
  align-items: center;
}

/* ボーダー感を少し出したい場合（任意）
.case-company__row + .case-company__row {
  margin-top: 0.25rem;
}
*/

/* SP レイアウト */
@media (max-width: 767.98px) {
  .case-company__inner {
    grid-template-columns: minmax(0, 1fr);
    row-gap: 1.25rem;
    padding: 1.25rem 1rem 1.5rem;
  }

  .case-company__thumb {
    min-height: 180px;
  }

  .case-company__name {
  }

  .case-company__row {
    grid-template-columns: 7.5rem minmax(0, 1fr);
  }
}

.single-page {
  background: #ffffff;
  border-radius: 1.25rem;
  padding: 4rem 3rem;
  margin-top: 3.75rem;
}

/* ============================
   Responsive
   ============================ */

@media (max-width: 567.8px) {
  .single-case-study__article {
    max-width: 100%;
  }

  .case-summary__row {
    grid-template-columns: 1fr;
  }

  .case-company__inner {
    padding: 1.25rem 1.25rem 1.5rem;
  }

  .case-company__row {
    grid-template-columns: 1fr;
  }
  .case-summary__row--services .case-summary__value {
    padding-top: 1.5rem;
    padding-bottom: 1.75rem;
  }
  .single-page {
    padding: 3rem 0rem;
    margin-top: 3.75rem;
  }
}

#toc_container {
  background: #f8f8f8 !important;
  padding: 1.5rem 2rem !important;
  border: 0 !important;
  border-radius: 0.5rem;
  font-size: 1rem !important;
  margin: 0 auto;
}

.column-mv__thumb img {
  object-fit: cover;
  height: auto;
}

.single-case-study__title.column__title {
  margin-bottom: 0.5rem;
}

.case-card__meta-top.single-column__meta {
  margin-bottom: 1.5rem;
}

.single-column__excerpt {
  margin-bottom: 2rem;
}

.case-card__excerpt {
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.case-filter__choice.is-active .case-filter__choice-label {
  color: #ffffff;
  background: #dc0012;
}

.section__archive-catch {
  font-size: 1.25rem;
  margin-bottom: 0;
  text-align: center;
  margin-top: 2rem;
}

.single-case-study__content a {
  display: inline-block;
  text-decoration: underline;
}

.case-archive.news-archive .case-archive__grid {
  grid-template-columns: 1fr;
  gap: 1rem;
}

.case-archive.news-archive .case-archive__grid .case-card {
  background: none;
  border-bottom: 1px solid #cecece;
  margin-bottom: 1rem;
  padding: 0 0 0.5rem;
}

.case-archive.news-archive .case-archive__grid .case-card .case-card__body {
  padding: 0;
}

.case-archive.news-archive .flex-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.case-card__date.bold {
  font-weight: 500;
  color: #000000;
}

span.toc_number.toc_depth_2 {
  display: none;
}

span.toc_number.toc_depth_1 {
  position: relative;
  color: transparent;
}

span.toc_number.toc_depth_1::before {
  content: "・";
  position: absolute;
  display: block;
  width: 5px;
  height: 5px;
  background: #dc0012;
  border-radius: 10rem;
  top: 0.5rem;
}