/* =========================================
   @font-face
   ========================================= */
@font-face {
  font-family: 'futura-pt';
  src: url('../font/futura-pt-book.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: block;
  font-variant-east-asian: proportional-width;
}

@font-face {
  font-family: 'futura-pt';
  src: url('../font/futura-pt-demi.otf') format('opentype');
  font-weight: 600;
  font-style: normal;
  font-display: block;
  font-variant-east-asian: proportional-width;
}

/* =========================================
   CSS Custom Properties
   ========================================= */
:root {
  --color-primary: #1a1a2e;
  --color-secondary: #16213e;
  --color-accent: #0f3460;
  --color-highlight: #e94560;
  --color-text: #222222;
  --color-text-light: #666666;
  --color-bg: #f7f7f7;
  --color-bg-sub: #f8f8f8;
  --color-border: #e0e0e0;

  --font-en: 'futura-pt', sans-serif;
  --font-ja: 'Noto Sans JP', sans-serif;
  --font-weight-demi: 600;
  --font-weight-medium: 400;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-s: 0.9375rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.25rem;
  --fs-xl: 1.5rem;
  --fs-2xl: 2rem;
  --fs-3xl: 2.5rem;

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-m: 1.25rem;
  --spacing-lg: 2rem;
  --spacing-xl: 2.5rem;
  --spacing-xxl: 4rem;

  --max-width: 1600px;
  --page-title-max-width: 1100px;
  --radius: 4px;
  --transition: 0.3s ease;

  --gutter-width: 40px;
}

@media (max-width: 768px) {
  :root {
    --gutter-width: 20px;
  }
}

/* =========================================
   Reset & Base
   ========================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--admin-bar-height) + var(--header-total-height) + 40px);
  font-variant-east-asian: proportional-width;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-synthesis: none;
}

@media (max-width: 768px) {
  html {
    scroll-padding-top: calc(var(--admin-bar-height) + var(--header-total-height) + 40px);
  }
}

body {
  font-family: var(--font-ja);
  font-size: var(--fs-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.8;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity var(--transition);
}
a:hover {
  /* opacity: 0.7; */
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-en);
  line-height: 1.4;
  font-weight: 600;
}

/* =========================================
   Layout
   ========================================= */
.content-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.wf-inner {
  max-width: 900px;
  margin: 0 auto;
}

.wf-faq {
  padding: 100px var(--gutter-width);
}

.wf-faq .wf-inner {
  max-width: 980px;
}

.wf-faq__header {
  text-align: center;
  margin-bottom: 40px;
}

.wf-faq__label {
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 80px;
  color: #145393;
  letter-spacing: 0.16em;
}

.wf-faq__title {
  font-family: var(--font-ja);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.wf-faq__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.wf-faq__item {
  background: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.wf-faq__question {
  display: flex;
  align-items: center;
  width: 100%;
  padding: 30px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-ja);
  gap: 24px;
}

.wf-faq__q-icon {
  font-family: var(--font-en);
  font-size: 30px;
  font-weight: var(--font-weight-demi);
  color: #145393;
  letter-spacing: 0.08em;
  line-height: 34px;
  flex-shrink: 0;
}

.wf-faq__q-text {
  flex: 1;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 26px;
}

.wf-faq__toggle {
  position: relative;
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.wf-faq__toggle::before,
.wf-faq__toggle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  background: #333;
  transition: transform 0.3s;
}

.wf-faq__toggle::before {
  width: 16px;
  height: 1.5px;
  transform: translate(-50%, -50%);
}

.wf-faq__toggle::after {
  width: 1.5px;
  height: 16px;
  transform: translate(-50%, -50%);
}

.wf-faq__item.is-open .wf-faq__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.wf-faq__answer {
  display: none;
  padding: 0 80px 28px 80px;
  margin-top: -20px;
}

.wf-faq__item.is-open .wf-faq__answer {
  display: block;
}

.wf-faq__answer p {
  font-family: var(--font-ja);
  font-size: 14px;
  line-height: 1.9;
  letter-spacing: 0.08em;
  margin: 0;
}

.wf-faq__answer a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 768px) {
  .wf-faq {
    padding: 60px var(--gutter-width);
  }

  .wf-faq__header {
    margin-bottom: 28px;
  }

  .wf-faq__label {
    font-size: 48px;
  }

  .wf-faq__title {
    font-size: 18px;
    letter-spacing: 0.08em;
  }

  .wf-faq__list {
    gap: 12px;
  }

  .wf-faq__question {
    padding: 20px;
    gap: 14px;
  }

  .wf-faq__q-icon {
    font-size: 24px;
    line-height: 28px;
  }

  .wf-faq__q-text {
    font-size: 15px;
    line-height: 1.5;
  }

  .wf-faq__answer {
    padding: 0 20px 20px 58px;
    margin-top: -16px;
  }

  .wf-faq__answer p {
    font-size: 13px;
    line-height: 1.8;
  }
}

@media (max-width: 480px) {
  .wf-faq__label {
    font-size: 40px;
  }

  .wf-faq__title {
    font-size: 16px;
  }
}

.section {
  padding: var(--spacing-xl) 0;
}

/* =========================================
   Page Header
   ========================================= */
.page-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.page-subtitle {
  display: block;
  font-size: var(--fs-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.page-title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--spacing-md);
}

.page-intro {
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* =========================================
   Post Cards
   ========================================= */
.posts-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.post-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.post-card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.post-card-body {
  padding: var(--spacing-lg);
}

.entry-title {
  font-size: var(--fs-lg);
  margin-bottom: var(--spacing-sm);
}
.entry-meta {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

/* =========================================
   Buttons
   ========================================= */
.btn {
  display: inline-block;
  padding: 0.75em 2em;
  border-radius: var(--radius);
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  transition: background 0.3s ease;
}

.btn:hover {
  background-color: #0e3d6e;
}

.btn-primary {
  background: var(--color-highlight);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent);
  opacity: 1;
  color: #fff;
}

/* =========================================
   404
   ========================================= */
.error-404 {
  text-align: center;
  padding: var(--spacing-xl) 0;
}
.error-404 .page-title {
  font-size: var(--fs-3xl);
  margin-bottom: var(--spacing-lg);
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 768px) {
  :root {
    --fs-3xl: 1.75rem;
    --fs-2xl: 1.5rem;
  }

  .content-container {
    padding: 0 var(--spacing-md);
  }
}
/* =========================================
   パンくず（Breadcrumb）
   ========================================= */
.breadcrumb {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: #222;
  padding: 0 6px;
}

.breadcrumb a,
.breadcrumb > span:not(:last-child) {
  color: #222;
  text-decoration: none;
  display: flex;
  align-items: center;
  white-space: nowrap;
  flex-shrink: 0;
}

.breadcrumb a:hover {
  color: #555;
}

.breadcrumb > span:last-child {
  color: #555;
}

.breadcrumb__home {
  display: flex;
  align-items: center;
}

.breadcrumb__home img {
  display: block;
}

.breadcrumb__sep {
  font-size: 10px;
  color: #aaa;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .breadcrumb {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-right: var(--gutter-width);
  }

  .breadcrumb::-webkit-scrollbar {
    display: none;
  }

  .breadcrumb > span:last-child {
    white-space: nowrap;
    flex-shrink: 0;
  }
}

/* =========================================
   共通：ページ Hero
   - 各固定ページ・アーカイブ共通の Hero セクション
   - ページ識別は .page-hero と併記する .xx-hero クラスで行う
   ========================================= */
.page-hero {
  position: relative;
  overflow: hidden;
  margin-top: calc(-1 * var(--header-total-height));
  padding-top: var(--header-total-height);
}

.page-hero__watermark {
  position: absolute;
  right: -40px;
  top: 65%;
  transform: translateY(-50%);
  width: 683px;
  height: 683px;
  pointer-events: none;
  z-index: 0;
}

.page-hero__watermark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.page-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter-width);
  height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.page-hero.no-hero .page-hero__inner {
  height: 120px;
}

.page-hero .breadcrumb {
  padding: 12px 6px 10px;
}

.page-hero__content {
  padding: 48px 0 30px;
  max-width: var(--page-title-max-width);
  width: 100%;
  margin: 0 auto;
}

.page-hero__title {
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  font-size: 64px;
  letter-spacing: 0.1em;
  color: #145393;
  -webkit-background-clip: text;
  background-clip: text;
}

.page-hero__subtitle {
  font-family: var(--font-ja);
  font-weight: 700;
  font-size: 32px;
  color: #222;
  letter-spacing: 0.16em;
}

@media (max-width: 768px) {
  .page-hero__inner {
    height: 180px;
  }

  .page-hero.no-hero .page-hero__inner {
    height: unset;
  }

  .page-hero__content {
    padding: 16px 0 12px;
  }

  .page-hero__title {
    font-size: 28px;
    letter-spacing: 0.08em;
  }

  .page-hero__subtitle {
    font-size: 20px;
  }

  .page-hero__watermark {
    width: 325px;
    height: 325px;
    right: -40px;
  }
}

/* =========================================
   共通：カテゴリ / アンカーナビゲーション
   - 一覧ページのカテゴリフィルター
   - 固定ページ内のアンカーナビ など
   ========================================= */
.filter-nav {
  padding: 80px var(--gutter-width);
}

.filter-nav__inner {
  max-width: 1000px;
  margin: 0 auto;
}

.filter-nav__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.filter-nav__item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 19px 24px;
  background: #fff;
  font-weight: 700;
  line-height: 28px;
  text-decoration: none;
  text-align: center;
  border-radius: 4px;
  letter-spacing: 0.12em;
  transition:
    background 0.3s ease,
    color 0.3s ease,
    box-shadow 0.3s ease;

  box-shadow: 0px 2px 3px rgba(0, 0, 0, 0.1);
  border-radius: 3px;
}

.filter-nav__item:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.filter-nav__item.is-active {
  /* background: linear-gradient(93.12deg, #145393 0%, #3c75ac 75%); */
  background-color: #145393;
  color: #fff;
  box-shadow: 0 2px 8px rgba(60, 106, 148, 0.3);
}

/* アンカー型：hover で active と同じスタイルへ */
.filter-nav--anchor .filter-nav__item:hover {
  background-color: #145393;
  color: #fff;
  box-shadow: 0 2px 8px rgba(60, 106, 148, 0.3);
}

/* トグルボタン（デスクトップでは非表示） */
.filter-nav__toggle {
  display: none;
}

@media (max-width: 768px) {
  .filter-nav {
    padding: 40px var(--gutter-width) 0;
  }

  .filter-nav__list {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .filter-nav__item {
    padding: 12px 16px;
    font-size: 13px;
  }

  /* --- モバイルドロップダウン（アンカー型 + カテゴリフィルタ共通） --- */
  .filter-nav--anchor .filter-nav__toggle,
  .filter-nav--dropdown .filter-nav__toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 14px 20px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    box-shadow: 0 2px 3px rgba(0, 0, 0, 0.06);
  }

  .filter-nav__toggle-text {
    font-family: var(--font-ja);
    font-size: 14px;
    font-weight: 700;
    color: #222;
    letter-spacing: 0.08em;
  }

  .filter-nav__toggle-arrow {
    width: 10px;
    height: 10px;
    border-right: 2px solid #145393;
    border-bottom: 2px solid #145393;
    transform: rotate(45deg);
    transition: transform 0.3s;
    flex-shrink: 0;
  }

  .filter-nav--anchor.is-open .filter-nav__toggle-arrow,
  .filter-nav--dropdown.is-open .filter-nav__toggle-arrow {
    transform: rotate(-135deg);
  }

  .filter-nav--anchor .filter-nav__list,
  .filter-nav--dropdown .filter-nav__list {
    display: none;
    margin-top: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  }

  .filter-nav--anchor.is-open .filter-nav__list,
  .filter-nav--dropdown.is-open .filter-nav__list {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .filter-nav--anchor .filter-nav__item,
  .filter-nav--dropdown .filter-nav__item {
    border-radius: 0;
    box-shadow: none;
    border-bottom: 1px solid #eee;
    padding: 14px 20px;
    font-size: 14px;
    text-align: left;
    justify-content: flex-start;
  }

  .filter-nav--anchor .filter-nav__item:last-child,
  .filter-nav--dropdown .filter-nav__item:last-child {
    border-bottom: none;
  }

  .filter-nav--anchor .filter-nav__item:hover,
  .filter-nav--dropdown .filter-nav__item:hover {
    background: #f5f8fb;
    color: #145393;
    box-shadow: none;
  }

  /* ドロップダウン内の active 項目 */
  .filter-nav--dropdown .filter-nav__item.is-active {
    background: #f5f8fb;
    color: #145393;
    font-weight: 700;
  }
}

/* =========================================
   詳しく見る（btn-more + icon-arrow）
   ========================================= */
.btn-more {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  letter-spacing: 0.12em;
  font-weight: 500;
  gap: 10px;
  text-decoration: none;
}

.btn-more.icon-arrow::after {
  content: '';
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: url('../images/common/icon_detail_off.svg') center / contain no-repeat;
  transition: background-image 0.2s ease;
}

a:hover .btn-more.icon-arrow::after,
.btn-more.icon-arrow:hover::after {
  background-image: url('../images/common/icon_detail_on.svg');
}

.btn-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
}

.btn {
  margin-top: 20px;
  padding: 20px;
  color: #fff;
  width: 248px;
  text-align: center;

  background: #145393;
  border-radius: 3px;

  letter-spacing: 0.12em;
  line-height: 28px;
  font-weight: 700;
}

.btn.btn-wide {
  width: 444px;
}

/* =========================================
   Common Article Card Archives
   ========================================= */
.column-inner,
.news-inner,
.info-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--gutter-width);
}

.column-list-section,
.news-list-section {
  padding: 80px 0;
}

.column-list__heading,
.news-list__heading,
.info-list__heading {
  font-family: var(--font-ja);
  font-weight: 700;
  font-size: 30px;
  text-align: center;
  margin-bottom: 42px;
  letter-spacing: 0.16em;
}

.column-list__heading::after,
.news-list__heading::after,
.info-list__heading::after {
  content: '';
  display: block;
  width: 62px;
  height: 2px;
  background: #222;
  margin: 10px auto 0;
}

.column-grid,
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding-bottom: 80px;
}

.column-card-article,
.news-card-article {
  background: #ffffff;
  box-shadow: 0px 2px 3px rgba(0, 0, 0, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.column-card-article__link,
.news-card-article__link {
  display: block;
  text-decoration: none;
  color: #222;
}

.column-card-article__thumb,
.news-card-article__thumb {
  width: 100%;
  overflow: hidden;
  background: #dde4ed;
}

.column-card-article__thumb img,
.news-card-article__thumb img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

.column-card-article__link:hover .column-card-article__thumb img,
.news-card-article__link:hover .news-card-article__thumb img {
  transform: scale(1.03);
}

.column-card-article__body,
.news-card-article__body {
  padding: 24px;
}

.column-card-article__date,
.news-card-article__date {
  display: block;
  font-family: var(--font-en);
  font-size: 14px;
  margin-bottom: 10px;
  letter-spacing: 0.16em;
}

.column-card-article__title,
.news-card-article__title {
  font-size: 16px;
  font-weight: 400;
  line-height: 28px;
  margin-bottom: 30px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.column-card-article__more,
.news-card-article__more {
  text-align: right;
}

.column-no-posts,
.news-no-posts,
.info-no-posts,
.whitepaper-no-posts,
.case-no-posts,
.intv-no-posts {
  text-align: center;
  font-size: 14px;
  color: #888;
  padding: 60px 0;
}

@media (max-width: 1024px) {
  .column-grid,
  .news-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

/* =========================================
   Common Pagination
   ========================================= */
.column-pagination,
.news-pagination,
.info-pagination {
  margin: 100px auto;
}

.column-pagination__links,
.news-pagination__links,
.info-pagination__links,
.whitepaper-pagination__links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

.column-pagination .page-numbers,
.news-pagination .page-numbers,
.info-pagination .page-numbers,
.whitepaper-pagination .page-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  font-size: 18px;
  font-family: var(--font-en);
  font-weight: var(--font-weight-demi);
  color: #555;
  text-decoration: none;
  border-radius: 2px;
  background: #f7f7f7;
  box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.08);
}

.column-pagination .page-numbers,
.news-pagination .page-numbers,
.info-pagination .page-numbers {
  transition:
    background 0.2s ease,
    color 0.2s ease;
}

.column-pagination .page-numbers:hover,
.news-pagination .page-numbers:hover,
.info-pagination .page-numbers:hover,
.whitepaper-pagination .page-numbers:hover {
  background: #e0e0e0;
}

.column-pagination .page-numbers.current,
.news-pagination .page-numbers.current,
.info-pagination .page-numbers.current,
.whitepaper-pagination .page-numbers.current {
  background: #3c6a94;
  color: #fff;
  background: linear-gradient(93.12deg, #145393 0%, #3c75ac 75%);
  box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.08);
}

.column-pagination .page-numbers.dots,
.news-pagination .page-numbers.dots,
.info-pagination .page-numbers.dots,
.whitepaper-pagination .page-numbers.dots {
  background: none;
  color: #888;
}

.info-pagination .page-numbers.dots,
.whitepaper-pagination .page-numbers.dots {
  box-shadow: none;
}

.case-pagination,
.intv-pagination {
  margin-top: 60px;
  text-align: center;
}

.case-pagination__links,
.intv-pagination__links {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.case-pagination__links .page-numbers,
.intv-pagination__links .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  background: #fff;
  border: 1px solid #ddd;
  color: #555;
  font-family: var(--font-en);
  font-size: 14px;
  text-decoration: none;
  border-radius: 4px;
}

.case-pagination__links .page-numbers.current,
.intv-pagination__links .page-numbers.current {
  background: #145393;
  color: #fff;
  border-color: #145393;
}

.case-pagination__links .page-numbers:hover:not(.current),
.intv-pagination__links .page-numbers:hover:not(.current) {
  background: #f0f4f9;
}

.case-inner,
.intv-inner {
  max-width: 980px;
  margin: 0 auto;
}

.case-intro,
.intv-intro {
  padding: 60px var(--gutter-width);
}

.case-intro__text,
.intv-intro__text {
  font-family: var(--font-ja);
  font-weight: 700;
  font-size: 22px;
  line-height: 38px;
  text-align: center;
  letter-spacing: 0.12em;
}

.case-type-section,
.intv-type-section {
  padding: 80px var(--gutter-width);
}

.case-type-tabs,
.intv-type-tabs {
  display: flex;
  justify-content: center;
  max-width: 420px;
  margin: 0 auto;
  padding: 6px;
  border: 1px solid #145393;
  border-radius: 40px;
  gap: 4px;
}

.case-type-tabs__item,
.intv-type-tabs__item {
  flex: 1;
  padding: 10px 20px;
  text-align: center;
  font-family: var(--font-ja);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: 40px;
  transition:
    background 0.2s,
    color 0.2s;
}

.case-type-tabs__item.is-active,
.intv-type-tabs__item.is-active {
  background: #145393;
  color: #fff;
}

.case-filter-section,
.intv-filter-section {
  padding: 30px var(--gutter-width);
  background: linear-gradient(315deg, #1d4055 15.14%, #2a5c7a 84.58%);
}

.case-filter-section .case-inner,
.intv-filter-section .intv-inner {
  max-width: 1200px;
}

.case-filter,
.intv-filter {
  display: flex;
  gap: 12px;
  max-width: 1000px;
  margin: 0 auto;
  justify-content: center;
  flex-wrap: wrap;
}

.case-filter::-webkit-scrollbar,
.intv-filter::-webkit-scrollbar {
  display: none;
}

.case-filter__item,
.intv-filter__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px 8px;
  background: #fff;
  font-family: var(--font-ja);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: 3px;
  text-align: center;
  letter-spacing: 0.16em;
  line-height: 32px;
  transition:
    background 0.2s,
    color 0.2s;
  font-size: 14px;
}

.case-filter__item:hover,
.case-filter__item.is-active,
.intv-filter__item:hover,
.intv-filter__item.is-active {
  background: #0a3d72;
  color: #fff;
}

.case-list-section,
.intv-list-section {
  padding: 60px var(--gutter-width) 80px;
}

.column-pagination .page-numbers.prev,
.news-pagination .page-numbers.prev,
.info-pagination .page-numbers.prev,
.whitepaper-pagination .page-numbers.prev {
  transform: scaleX(-1);
  font-size: 16px;
}

.column-pagination .page-numbers.next,
.column-pagination .page-numbers.page-last,
.news-pagination .page-numbers.next,
.news-pagination .page-numbers.page-last,
.info-pagination .page-numbers.next,
.info-pagination .page-numbers.page-last,
.whitepaper-pagination .page-numbers.next,
.whitepaper-pagination .page-numbers.page-last {
  font-size: 16px;
}

.pc-none {
  display: none;
}

.sp-none {
  display: block;
}

@media (max-width: 768px) {
  .pc-none {
    display: block;
  }

  .sp-none {
    display: none;
  }

  .btn {
    padding: 12px;
    width: 200px;
  }

  .column-list__heading,
  .news-list__heading {
    font-size: 18px;
  }

  .column-grid,
  .news-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding-bottom: 0;
  }

  .column-pagination,
  .news-pagination,
  .info-pagination {
    margin: 60px auto;
  }

  .column-pagination .page-numbers,
  .news-pagination .page-numbers,
  .info-pagination .page-numbers,
  .whitepaper-pagination .page-numbers {
    width: 36px;
    height: 36px;
  }

  .column-pagination .page-numbers,
  .news-pagination .page-numbers {
    font-size: 13px;
  }

  .info-pagination .page-numbers,
  .whitepaper-pagination .page-numbers {
    font-size: 14px;
  }

  .case-intro,
  .intv-intro {
    padding: 24px var(--gutter-width);
  }

  .case-intro__text,
  .intv-intro__text {
    font-size: 14px;
    text-align: left;
    line-height: 1.6;
  }

  .case-type-tabs,
  .intv-type-tabs {
    max-width: 320px;
  }

  .case-type-tabs__item,
  .intv-type-tabs__item {
    font-size: 13px;
    padding: 8px 16px;
  }

  .case-filter-section,
  .intv-filter-section {
    padding: 20px var(--gutter-width);
  }

  .case-filter,
  .intv-filter {
    gap: 10px;
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-right: calc(var(--gutter-width) * -1);
    padding-left: 0;
    padding-right: var(--gutter-width);
  }

  .case-filter__item,
  .intv-filter__item {
    font-size: 12px;
    line-height: 26px;
  }

  .case-list-section,
  .intv-list-section {
    padding: 40px var(--gutter-width) 60px;
  }
}

.ct-form__submit-message {
  border: 1px solid rgb(47, 125, 50);
  padding: 4px 12px;
  text-align: center;
}

div#toc_container {
  width: 100%;
}