@charset "UTF-8";
/* AiKen LP - 追加スタイル・SEO用フォールバック */
:root {
  --aiken-brand: #50c2cb;
  --aiken-brand-hover: #46adb5;
  --aiken-brand-text: #00a2af;
  --lp-text: #232323;
  --lp-container-max: 72rem;
}

@media (min-width: 1280px) {
  :root {
    --lp-container-max: 1400px;
  }
}

/* レイアウトコンテナ（max-w-6xl → xl で 1400px） */
.lp-container {
  width: 100%;
  max-width: var(--lp-container-max);
  margin-inline: auto;
}

/* ロゴなど画像のフォールバック（フッター等） */
img.logo:not(.site-header__logo) {
  max-height: 2.25rem;
  width: auto;
  height: auto;
}

/* ========== サイトヘッダー（PC: 高さ90px・15px・#232323） ========== */
.site-header__inner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.site-header__logo {
  display: block;
  height: 2.25rem;
  width: auto;
}

.site-header__nav-link {
  display: inline-block;
  white-space: nowrap;
  border-radius: 0.5rem;
  padding: 0.375rem 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
  transition: background-color 0.15s, color 0.15s;
}

.site-header__nav-link:hover {
  background-color: #f1f5f9;
  color: #0f172a;
}

.site-header__nav-link.is-current {
  background-color: #f1f5f9;
  color: #0f172a;
}

.site-header__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  padding: 0.5625rem 1.125rem;
  font-size: 0.9375rem;
  font-weight: 600;
  transition: background-color 0.15s, border-color 0.15s, color 0.15s;
}

.site-header__btn--login {
  border: 1px solid var(--aiken-brand);
  background-color: #fff;
  color: #334155;
}

.site-header__btn--login:hover {
  background-color: rgba(80, 194, 203, 0.05);
  border-color: var(--aiken-brand-hover);
}

.site-header__btn--signup {
  background-color: var(--aiken-brand);
  color: #fff;
}

.site-header__btn--signup:hover {
  background-color: var(--aiken-brand-hover);
}

@media (min-width: 1024px) {
  .site-header__inner {
    min-height: 90px;
    padding-top: 0;
    padding-bottom: 0;
  }

  .site-header__logo {
    height: 3rem;
  }

  .site-header__nav-link {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
    font-size: 15px;
    color: var(--lp-text);
  }

  .site-header__nav-link:hover,
  .site-header__nav-link.is-current {
    color: var(--lp-text);
  }

  .site-header__btn {
    padding: 0.75rem 1.625rem;
    font-size: 1rem;
  }

  .site-header__btn--login {
    color: var(--lp-text);
  }
}

/* キーカラーより濃いテキストアクセント（キャッチコピー等） */
.text-brand-accent {
  color: var(--aiken-brand-text);
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  background-color: #fff;
}

html {
  background-color: #fff;
}

/* index（TOP）ページ: テキストのline-heightと句点改行 */
.lp-index main p,
.lp-index main li,
.lp-index main dd,
.lp-index main :is(span, a, div)[class*="leading"] {
  line-height: 1.9;
}

/* TOP ヒーロー H1（Tailwind leading-* より優先） */
#hero-heading {
  line-height: 1.4;
}

.hero-heading__sub {
  margin-top: 0.25em;
  font-size: 0.9em;
  font-weight: 700;
  color: #232323;
}

.hero-mockup__image {
  width: 100%;
  max-width: 36.4rem;
  height: auto;
  object-fit: contain;
}

@media (min-width: 1024px) {
  .hero-mockup__image {
    max-width: 41.6rem;
  }
}

/* 画像のリッチな表示 */
img[loading="lazy"] {
  font-size: 0;
}

/* intro セクション */
.heading-accent {
  color: var(--aiken-brand-text);
  font-size: 1.1em;
}

.intro-body {
  color: var(--lp-text);
  font-size: 16px;
}

.problems-lead {
  color: var(--lp-text);
}

.problems-section {
  background-color: #e8fafb;
}

.problems-section__header {
  font-size: 16px;
}

.problems-card {
  width: 100%;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
  font-size: 16px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

@media (min-width: 768px) {
  .problems-card {
    width: 80%;
  }
}

.problems-card__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.problems-list {
  flex: 1;
  min-width: 0;
  width: 100%;
}

.problems-buddy {
  margin: 0;
  flex-shrink: 0;
  line-height: 0;
}

.problems-buddy__image {
  width: min(100%, 10rem);
  height: auto;
  object-fit: contain;
}

@media (min-width: 768px) {
  .problems-card__inner {
    flex-direction: row;
    align-items: flex-end;
    gap: 2rem;
  }

  .problems-list {
    flex: 1;
  }

  .problems-buddy__image {
    width: 13rem;
  }
}

@media (min-width: 1024px) {
  .problems-card__inner {
    gap: 2.5rem;
  }

  .problems-buddy__image {
    width: 16rem;
  }
}

/* ========== 愛犬（バディ）紹介 ========== */
.buddies-grid {
  display: grid;
  gap: 1.75rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .buddies-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2rem 1.5rem;
  }
}

@media (min-width: 1024px) {
  .buddies-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.5rem 1rem;
  }
}

.buddy-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 0;
}

.buddy-card__media {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  width: 100%;
  max-width: 14rem;
  aspect-ratio: 1;
  margin: 0 auto;
  padding: 0.75rem;
  border-radius: 1.25rem;
  background:
    radial-gradient(circle at 50% 62%, rgba(80, 194, 203, 0.22) 0%, rgba(80, 194, 203, 0.08) 42%, transparent 68%),
    linear-gradient(180deg, #f0fbfc 0%, #e8f6f8 100%);
}

.buddy-card__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
}

.buddy-card__name {
  margin: 1rem 0 0;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #0f172a;
}

.buddy-card__text {
  margin: 0.5rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: #64748b;
}

@media (min-width: 1024px) {
  .buddy-card__media {
    max-width: none;
    padding: 0.5rem;
    border-radius: 1rem;
  }

  .buddy-card__name {
    font-size: 1.05rem;
  }

  .buddy-card__text {
    font-size: 0.75rem;
    line-height: 1.65;
  }
}

.problems-list__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.problems-list__check {
  display: flex;
  height: 1.75rem;
  width: 1.75rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  margin-top: 0.125rem;
  border-radius: 9999px;
  background-color: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.problems-solution {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 2rem;
  gap: 0.75rem;
}

.problems-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  color: #50c2cb;
  line-height: 1;
}

.problems-arrow__icon {
  width: 2rem;
  height: 2rem;
  stroke-width: 2.5;
}

.problems-arrow__icon + .problems-arrow__icon {
  margin-top: -0.875rem;
  opacity: 0.55;
}

.problems-solution__text {
  margin-top: 0.25rem;
}

/* 7つの強み（交互レイアウト） */
.strengths-section__lead {
  color: var(--lp-text);
  font-size: 16px;
}

.strengths-list {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.strengths-row {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 2rem;
}

.strengths-row__content {
  min-width: 0;
}

.strengths-point {
  display: inline-flex;
  align-items: center;
  margin: 0;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  background-color: var(--aiken-brand);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
}

.strengths-title {
  margin: 0.875rem 0 0;
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.45;
  color: #0f172a;
}

.strengths-desc {
  margin: 1.25rem 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--lp-text);
}

.strengths-row__media {
  margin: 0;
  line-height: 0;
}

.strengths-row__image {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

@media (min-width: 1024px) {
  .strengths-list {
    gap: 5rem;
  }

  .strengths-row {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .strengths-row--reverse .strengths-row__content {
    order: 2;
  }

  .strengths-row--reverse .strengths-row__media {
    order: 1;
  }

  .strengths-title {
    font-size: 1.5rem;
  }
}

.lp-marker {
  font-weight: 700;
  background: linear-gradient(transparent 58%, #fef08a 58%);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

/* 英検合格者の声（開発者） */
.voice-section {
  background-color: #e8fafb;
}

.voice-section__lead {
  color: var(--lp-text);
  font-size: 16px;
  line-height: 1.9;
}

.voice-card {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 2rem;
  max-width: 52rem;
  margin-inline: auto;
  padding: 1.75rem 1.5rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.85);
  background-color: #fff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
}

.voice-card__photo {
  margin: 0 auto;
  width: min(100%, 11.5rem);
  aspect-ratio: 1;
  line-height: 0;
}

.voice-card__image {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 9999px;
  object-fit: cover;
  border: 4px solid #fff;
  box-shadow:
    0 0 0 3px var(--aiken-brand),
    0 10px 28px rgba(15, 23, 42, 0.1);
  background-color: #e8fafb;
}

.voice-card__body {
  min-width: 0;
  text-align: center;
}

.voice-card__label {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin: 0;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--aiken-brand-text);
}

.voice-card__badge {
  display: inline-flex;
  color: var(--aiken-brand);
}

.voice-card__exam {
  margin: 0.5rem 0 0;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.45;
  color: #0f172a;
}

.voice-card__quote {
  margin: 1.25rem 0 0;
  padding: 0;
  border: 0;
}

.voice-card__quote p {
  margin: 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--lp-text);
  text-align: left;
}

@media (min-width: 768px) {
  .voice-card {
    grid-template-columns: 12.5rem 1fr;
    gap: 2.5rem;
    padding: 2.25rem 2.5rem;
  }

  .voice-card__photo {
    width: 12.5rem;
    margin: 0;
  }

  .voice-card__body {
    text-align: left;
  }

  .voice-card__exam {
    font-size: 1.375rem;
  }
}

/* 英語4技能＋単語の画面イメージ */
.app-skills-section {
  background-color: #fff;
}

.app-skills-section__lead {
  color: var(--lp-text);
  font-size: 16px;
  line-height: 1.9;
}

.app-skills-list {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.app-skills-row {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 2rem;
}

.app-skills-row__content {
  min-width: 0;
}

.app-skills-label {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  margin: 0;
  padding: 0.375rem 0.875rem;
  border-radius: 9999px;
  background-color: rgba(80, 194, 203, 0.12);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--aiken-brand-text);
}

.app-skills-label__icon {
  display: inline-flex;
  color: var(--aiken-brand);
}

.app-skills-title {
  margin: 0.875rem 0 0;
  font-size: 1.375rem;
  font-weight: 700;
  line-height: 1.45;
  color: #0f172a;
}

.app-skills-desc {
  margin: 1rem 0 0;
  font-size: 16px;
  line-height: 1.9;
  color: var(--lp-text);
}

.app-skills-points {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.app-skills-points li {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 15px;
  line-height: 1.7;
  color: var(--lp-text);
}

.app-skills-points__check {
  display: flex;
  height: 1.375rem;
  width: 1.375rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  margin-top: 0.1rem;
  border-radius: 9999px;
  background-color: rgba(80, 194, 203, 0.14);
  color: var(--aiken-brand-text);
}

.app-skills-row__media {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  max-width: 36rem;
  justify-self: center;
}

.app-skills-window {
  width: 100%;
  border-radius: 0.9rem;
  overflow: hidden;
  background-color: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow:
    0 16px 36px rgba(15, 23, 42, 0.1),
    0 1px 0 rgba(255, 255, 255, 0.7) inset;
}

.app-skills-window__chrome {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  height: 1.75rem;
  padding: 0 0.75rem;
  background: linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.app-skills-window__chrome span {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 9999px;
  background-color: #cbd5e1;
}

.app-skills-window__chrome span:nth-child(1) { background-color: #f9a8a8; }
.app-skills-window__chrome span:nth-child(2) { background-color: #fcd34d; }
.app-skills-window__chrome span:nth-child(3) { background-color: #86efac; }

.app-skills-window__screen {
  background-color: #f1f5f9;
  line-height: 0;
}

.app-skills-window__image {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
}

.app-skills-caption {
  font-size: 0.8125rem;
  color: #64748b;
}

@media (min-width: 1024px) {
  .app-skills-list {
    gap: 5rem;
  }

  /* 画像列は左右どちらも同じ固定幅に揃える */
  .app-skills-row {
    grid-template-columns: minmax(0, 1fr) 36rem;
    gap: 3rem;
  }

  .app-skills-row--reverse {
    grid-template-columns: 36rem minmax(0, 1fr);
  }

  .app-skills-row--reverse .app-skills-row__content {
    order: 2;
  }

  .app-skills-row--reverse .app-skills-row__media {
    order: 1;
  }

  .app-skills-row__media {
    width: 36rem;
    max-width: 36rem;
    justify-self: stretch;
  }

  .app-skills-title {
    font-size: 1.5rem;
  }
}

/* TOP 信頼バッジ */
.trust-badges {
  background-color: #beeff3;
}

.trust-badges__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.875rem 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-badges__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 0.5rem;
  min-width: 0;
  text-align: center;
}

/* 2列時、末尾1件を中央に */
.trust-badges__item:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  justify-self: center;
  width: min(100%, 11.5rem);
}

.trust-badges__icon {
  display: flex;
  height: 2.5rem;
  width: 2.5rem;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background-color: #fff;
  color: var(--aiken-brand);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

.trust-badges__label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--lp-text);
  line-height: 1.35;
  text-wrap: balance;
}

@media (min-width: 640px) {
  .trust-badges__grid {
    gap: 1.25rem 1.5rem;
  }

  .trust-badges__icon {
    height: 2.75rem;
    width: 2.75rem;
  }

  .trust-badges__label {
    font-size: 0.9375rem;
  }

  .trust-badges__item:last-child:nth-child(odd) {
    width: min(100%, 13rem);
  }
}

@media (min-width: 1024px) {
  .trust-badges__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1rem 0.75rem;
  }

  .trust-badges__item:last-child:nth-child(odd) {
    grid-column: auto;
    justify-self: stretch;
    width: auto;
  }

  .trust-badges__label {
    font-size: 0.9375rem;
  }
}

@media (min-width: 1280px) {
  .trust-badges__item {
    flex-direction: row;
    justify-content: center;
    gap: 0.625rem;
    text-align: left;
  }

  .trust-badges__label {
    font-size: 1rem;
  }
}

/* TOP ヒーロー: メインビジュアル背景 */
.hero-bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 45%;
}

.hero-bg-overlay {
  background:
    linear-gradient(to right, rgba(255, 255, 255, 0.82) 0%, rgba(255, 255, 255, 0.72) 42%, rgba(255, 255, 255, 0.30) 68%, rgba(255, 255, 255, 0.08) 100%),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.22) 0%, transparent 35%, rgba(255, 255, 255, 0.38) 100%);
}

@media (max-width: 1023px) {
  .hero-bg-image {
    object-position: center 35%;
  }

  .hero-bg-overlay {
    background:
      linear-gradient(to bottom, rgba(255, 255, 255, 0.78) 0%, rgba(255, 255, 255, 0.62) 45%, rgba(255, 255, 255, 0.40) 100%);
  }
}

/* 級別ヒーロー: TOPより一段コンパクト */
#grade-seo-hero-heading {
  line-height: 1.4;
}

.grade-seo-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.grade-seo-hero__chip {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  border: 1px solid rgba(80, 194, 203, 0.38);
  background-color: rgba(255, 255, 255, 0.78);
  padding: 0.25rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #334155;
}

.grade-seo-hero__mockup .hero-mockup__image {
  max-width: 28rem;
}

@media (min-width: 1024px) {
  .grade-seo-hero__mockup .hero-mockup__image {
    max-width: 32.5rem;
  }
}

/* 級別ヒーロー: 専用イラストを TOP と同じ全面背景にする。スマホは左のモコを優先してトリミング */
.grade-seo-hero--scene .hero-bg-image {
  object-position: center 52%;
}

@media (max-width: 1023px) {
  .grade-seo-hero--scene .hero-bg-image {
    object-position: 5% 40%;
  }

  .grade-seo-hero--2kyu .hero-bg-image {
    object-position: 10% 42%;
  }
}

/* 級別・中間CTA（証拠の前） */
.grade-mid-cta {
  border-top: 1px solid rgba(80, 194, 203, 0.18);
  background:
    linear-gradient(180deg, #e8f8f9 0%, #f7fcfd 55%, #ffffff 100%);
}

.grade-mid-cta__inner {
  width: 100%;
  max-width: 40rem;
  margin-inline: auto;
  text-align: center;
}

.grade-mid-cta__lead {
  margin: 0.75rem 0 0;
  font-size: 1rem;
  line-height: 1.75;
  color: #475569;
}

.grade-mid-cta__actions {
  margin-top: 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
}

.grade-mid-cta__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.5rem;
  padding: 0.9rem 2rem;
  border-radius: 9999px;
  background-color: #50c2cb;
  color: #fff;
  font-size: 1.125rem;
  font-weight: 700;
  box-shadow: 0 16px 32px rgba(80, 194, 203, 0.28);
  transition: background-color 0.15s;
}

.grade-mid-cta__button:hover {
  background-color: #46adb5;
}

.grade-mid-cta__button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px rgba(80, 194, 203, 0.6);
}

.grade-mid-cta__secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.75rem 1.75rem;
  border-radius: 9999px;
  border: 2px solid #50c2cb;
  background-color: #fff;
  color: #1e293b;
  font-size: 1rem;
  font-weight: 600;
  transition: background-color 0.15s, border-color 0.15s;
}

.grade-mid-cta__secondary:hover {
  border-color: #46adb5;
  background-color: rgba(80, 194, 203, 0.05);
}

.grade-mid-cta__note {
  margin: 0.85rem 0 0;
  font-size: 0.8125rem;
  color: #64748b;
}

@media (min-width: 640px) {
  .grade-mid-cta__actions {
    flex-direction: row;
    justify-content: center;
    align-items: center;
  }

  .grade-mid-cta__button,
  .grade-mid-cta__secondary {
    width: auto;
    min-width: 14rem;
  }
}

/* 級別・出題形式 + 週間の使い方 */
.grade-format__table .is-mark td {
  background: rgba(80, 194, 203, 0.10);
  font-weight: 600;
}

.grade-format__week-intro {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 1.5rem;
}

.grade-format__media {
  margin: 0;
  line-height: 0;
}

.grade-format__image {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.grade-format__week-copy {
  min-width: 0;
  color: var(--lp-text);
  font-size: 1rem;
  line-height: 1.75;
}

.grade-format__roles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.grade-format__role {
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  background: #f8fafc;
  padding: 1.15rem 1.25rem;
}

.grade-format__role-when {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.55rem;
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--aiken-brand-text);
}

.grade-format__role-icon {
  display: inline-flex;
  color: var(--aiken-brand);
}

.grade-format__role-time {
  display: inline-flex;
  align-items: center;
  border-radius: 9999px;
  background: rgba(80, 194, 203, 0.14);
  padding: 0.1rem 0.5rem;
  font-size: 0.6875rem;
  letter-spacing: 0;
}

.grade-format__role-title {
  margin: 0.45rem 0 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: #0f172a;
}

.grade-format__role-text {
  margin: 0.4rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #475569;
}

.grade-format__days {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.grade-format__days li {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border-radius: 0.85rem;
  background: #eef9fa;
  padding: 0.7rem 0.75rem;
}

.grade-format__day-name {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--aiken-brand-text);
}

.grade-format__day-text {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #334155;
}

.grade-format__footnote {
  margin: 0.9rem 0 0;
  font-size: 0.8125rem;
  color: #64748b;
}

@media (min-width: 640px) {
  .grade-format__days {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .grade-format__days li {
    text-align: center;
    align-items: center;
  }
}

@media (min-width: 768px) {
  .grade-format__roles {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
}

@media (min-width: 1024px) {
  .grade-format__week-intro {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 2.5rem;
  }
}

/* 級の位置づけ */
.grade-position__intro,
.grade-position__outro {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 1.75rem;
}

.grade-position__media {
  margin: 0;
  line-height: 0;
}

.grade-position__image {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  border: 1px solid rgba(15, 23, 42, 0.06);
}

.grade-position__copy {
  min-width: 0;
  color: var(--lp-text);
  font-size: 1rem;
}

.grade-position__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.grade-position__step {
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  background: #fff;
  padding: 1.125rem 1.25rem;
}

.grade-position__step.is-current {
  border-color: rgba(80, 194, 203, 0.55);
  background: #f3fbfc;
}

.grade-position__step-kicker {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--aiken-brand-text);
}

.grade-position__step-title {
  margin: 0.35rem 0 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
}

.grade-position__step-text {
  margin: 0.35rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #475569;
}

.grade-position__subhead {
  margin: 0 0 1rem;
  text-align: center;
  font-size: 1.125rem;
  font-weight: 700;
  color: #0f172a;
}

.grade-position__subhead--left {
  text-align: left;
}

.grade-position__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  background: #fff;
}

.grade-position__table {
  width: 100%;
  min-width: 36rem;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.grade-position__table th,
.grade-position__table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid #e2e8f0;
  text-align: left;
  vertical-align: top;
}

.grade-position__table thead th {
  background: #f8fafc;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #64748b;
}

.grade-position__table tbody th {
  font-weight: 600;
  color: #0f172a;
  white-space: nowrap;
}

.grade-position__table tbody tr:last-child th,
.grade-position__table tbody tr:last-child td {
  border-bottom: 0;
}

.grade-position__table .is-current {
  background: rgba(80, 194, 203, 0.12);
  color: #0f172a;
  font-weight: 700;
}

.grade-position__note {
  margin: 0.75rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: #64748b;
}

.grade-position__points {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.grade-position__points li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 0 0 0.85rem;
  line-height: 1.75;
  color: var(--lp-text);
}

.grade-position__points li:last-child {
  margin-bottom: 0;
}

.grade-position__check {
  display: flex;
  flex-shrink: 0;
  margin-top: 0.2rem;
  color: var(--aiken-brand);
}

@media (min-width: 768px) {
  .grade-position__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }
}

@media (min-width: 1024px) {
  .grade-position__intro,
  .grade-position__outro {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .grade-position__outro .grade-position__media {
    order: 2;
  }
}

/* 英検コラム: セクション全幅（100vw は縦スクロールバー分はみ出して横スクロールの原因になる） */
.blog-carousel-bleed {
  width: 100%;
  box-sizing: border-box;
}

/* ========== よくある質問（アコーディオン） ========== */
.faq-section {
  background:
    radial-gradient(ellipse at top, rgba(80, 194, 203, 0.12), transparent 55%),
    linear-gradient(180deg, #f7fcfd 0%, #eef8f9 100%);
}

.faq-page-hero {
  background: linear-gradient(180deg, #e8f8f9 0%, #ffffff 100%);
}

.faq-section__inner {
  width: 100%;
  max-width: 52rem;
  margin-inline: auto;
}

@media (min-width: 1024px) {
  .faq-section__inner {
    max-width: 60rem;
  }
}

.section-badge {
  display: flex;
  width: fit-content;
  align-items: center;
  justify-content: center;
  margin: 0 0 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: rgba(80, 194, 203, 0.14);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--aiken-brand-text);
}

.section-badge--center,
.faq-section__badge {
  margin-inline: auto;
}

.faq-section__badge {
  display: flex;
  width: fit-content;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background-color: rgba(80, 194, 203, 0.14);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--aiken-brand-text);
}

.faq-section__lead {
  color: var(--lp-text);
  font-size: 16px;
}

.faq-category__title {
  margin: 0 0 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(80, 194, 203, 0.35);
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
}

@media (min-width: 640px) {
  .faq-category__title {
    font-size: 1.5rem;
  }
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.faq-section__inner > .faq-list {
  margin-top: 2.25rem;
}

.faq-item {
  overflow: hidden;
  border-radius: 1.25rem;
  border: 1px solid rgba(80, 194, 203, 0.22);
  background-color: #fff;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.04);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.faq-item:hover {
  border-color: rgba(80, 194, 203, 0.45);
}

.faq-item[open] {
  border-color: rgba(80, 194, 203, 0.55);
  box-shadow: 0 10px 28px rgba(80, 194, 203, 0.12);
}

.faq-item__summary {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1.05rem 1.1rem;
  cursor: pointer;
  list-style: none;
}

.faq-item__summary::-webkit-details-marker,
.faq-item__summary::marker {
  display: none;
  content: '';
}

.faq-item__summary:focus {
  outline: none;
}

.faq-item__summary:focus-visible {
  box-shadow: inset 0 0 0 2px var(--aiken-brand);
}

.faq-item__question {
  flex: 1;
  min-width: 0;
  font-size: 0.9875rem;
  font-weight: 700;
  line-height: 1.55;
  color: #0f172a;
}

@media (min-width: 640px) {
  .faq-item__summary {
    gap: 1rem;
    padding: 1.15rem 1.35rem;
  }

  .faq-item__question {
    font-size: 1.0625rem;
  }
}

.faq-mark {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 2.125rem;
  height: 2.125rem;
  border-radius: 0.8rem;
  font-size: 0.9375rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1;
}

.faq-mark--q {
  color: #fff;
  background: linear-gradient(180deg, #6ad4dc 0%, #50c2cb 100%);
  box-shadow: 0 4px 10px rgba(80, 194, 203, 0.32);
}

.faq-mark--a {
  color: #c05621;
  background: linear-gradient(180deg, #ffe3b0 0%, #ffc078 100%);
  box-shadow: 0 4px 10px rgba(255, 176, 80, 0.32);
}

.faq-item__toggle {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 9999px;
  background-color: #e8fafb;
}

.faq-item__toggle::before,
.faq-item__toggle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.7rem;
  height: 2px;
  border-radius: 99px;
  background-color: var(--aiken-brand-text);
  transform: translate(-50%, -50%);
  transition: transform 0.2s, opacity 0.2s;
}

.faq-item__toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] .faq-item__toggle::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0.2);
}

.faq-item__answer {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  margin: 0 0.85rem 0.85rem;
  padding: 1rem 1rem 1.05rem;
  border-radius: 1rem;
  background-color: #f4fbfc;
  border: 1px dashed rgba(80, 194, 203, 0.35);
}

@media (min-width: 640px) {
  .faq-item__answer {
    gap: 1rem;
    margin: 0 1rem 1rem;
    padding: 1.1rem 1.15rem 1.2rem;
  }
}

.faq-item__body {
  flex: 1;
  min-width: 0;
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--lp-text);
}

.faq-item__body br + br {
  display: none;
}

/* ========== 料金プラン ========== */
.plan-card {
  border-color: rgba(80, 194, 203, 0.4);
}

.plan-card__header {
  background-color: var(--aiken-brand);
}

.plan-card--campaign {
  border-color: #f0b27a;
}

.plan-campaign {
  margin: -0.5rem -0.25rem 0;
  padding: 1.1rem 1rem 1.2rem;
  border-radius: 1.15rem;
  background:
    linear-gradient(180deg, #fff8ef 0%, #ffefd6 100%);
  border: 1px solid #f3c38a;
}

.plan-campaign__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0.3rem 0.85rem;
  border-radius: 9999px;
  background: linear-gradient(90deg, #f59e0b 0%, #ea580c 100%);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  box-shadow: 0 6px 14px rgba(234, 88, 12, 0.28);
}

.plan-campaign__until {
  display: inline-flex;
  margin: 0.75rem 0 0;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  background-color: #fff;
  border: 1px solid #fdba74;
  color: #c2410c;
  font-size: 0.875rem;
  font-weight: 700;
}

.plan-trial {
  margin-top: 1.5rem;
  padding: 1.15rem 1rem 1.2rem;
  border-radius: 1.15rem;
  background-color: #f4fbfc;
  border: 1px solid rgba(80, 194, 203, 0.28);
  text-align: center;
}

.plan-trial__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.5;
  color: #0f172a;
}

.plan-trial__title span {
  color: var(--aiken-brand-text);
}

.plan-trial__lead {
  margin: 0.6rem 0 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--lp-text);
}

.plan-trial__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
}

.plan-trial__chips li {
  padding: 0.3rem 0.7rem;
  border-radius: 9999px;
  background-color: #fff;
  border: 1px solid rgba(80, 194, 203, 0.35);
  color: var(--aiken-brand-text);
  font-size: 0.75rem;
  font-weight: 700;
}

.plan-trial__after {
  margin: 0.9rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: #475569;
}

/* ========== お知らせ ========== */
.news-section {
  background-color: #fff;
}

.news-section__lead {
  color: var(--lp-text);
  font-size: 16px;
}

.news-list {
  width: 100%;
  max-width: 52rem;
  height: 20rem;
  margin: 2.25rem auto 0;
  overflow: auto;
  padding: 1.15rem 1.1rem 1.35rem;
  border-radius: 0.9rem;
  background-color: #fff;
  border: 1px solid rgba(15, 23, 42, 0.1);
  color: var(--lp-text);
  font-size: 0.9375rem;
  line-height: 1.85;
  overscroll-behavior: contain;
}

@media (min-width: 640px) {
  .news-list {
    height: 24rem;
    padding: 1.35rem 1.5rem 1.6rem;
  }
}

@media (min-width: 1024px) {
  .news-list {
    max-width: 60rem;
  }
}

.news-list:focus {
  outline: none;
}

.news-list:focus-visible {
  box-shadow: inset 0 0 0 2px var(--aiken-brand);
}

.news-list::-webkit-scrollbar {
  width: 10px;
}

.news-list::-webkit-scrollbar-track {
  background: #e8f2f4;
}

.news-list::-webkit-scrollbar-thumb {
  background: #9ad7dc;
  border-radius: 99px;
  border: 2px solid #e8f2f4;
}

.news-item + .news-item {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px dashed rgba(80, 194, 203, 0.45);
}

.news-item__header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 640px) {
  .news-item__header {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
  }
}

.news-item__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.5;
  color: #0f172a;
}

.news-item__date {
  flex-shrink: 0;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--aiken-brand-text);
}

.news-item p {
  margin: 0.55rem 0 0;
}

.news-item h4 {
  margin: 1.1rem 0 0.4rem;
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--aiken-brand-text);
}

.news-item ul {
  margin: 0.25rem 0 0;
  padding: 0 0 0 1.15rem;
}

.news-item li + li {
  margin-top: 0.2rem;
}

/* START（はじめ方） */
.howto-section {
  background: linear-gradient(180deg, #e8f8f9 0%, #ffffff 42%, #ffffff 100%);
}

.howto-section__lead {
  color: var(--lp-text);
  font-size: 16px;
}

.howto-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .howto-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .howto-steps {
    gap: 2rem;
  }
}

.howto-step {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.75rem 1.35rem 1.6rem;
  border-radius: 1.25rem;
  border: 1px solid rgba(80, 194, 203, 0.22);
  background: #fff;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.howto-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(80, 194, 203, 0.18);
}

.howto-step__num {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--aiken-brand-text);
}

.howto-step__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  margin: 0.85rem 0 1rem;
  border-radius: 9999px;
  background: rgba(80, 194, 203, 0.14);
  color: var(--aiken-brand-text);
}

.howto-step__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
  color: #0f172a;
}

.howto-step__highlight {
  margin: 0.55rem 0 0;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.6;
  color: var(--aiken-brand-text);
}

.howto-step__text {
  margin: 0.65rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: #475569;
}

@media (min-width: 1024px) {
  .howto-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 3.15rem;
    right: -1.35rem;
    z-index: 1;
    width: 1.5rem;
    height: 1.5rem;
    background-color: var(--aiken-brand);
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14'/%3E%3Cpath d='m12 5 7 7-7 7'/%3E%3C/svg%3E") center / contain no-repeat;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14'/%3E%3Cpath d='m12 5 7 7-7 7'/%3E%3C/svg%3E") center / contain no-repeat;
    pointer-events: none;
  }
}

.howto-cta {
  margin-top: 2.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.howto-cta__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 28rem;
  min-height: 3.75rem;
  padding: 1.05rem 2.5rem;
  border-radius: 9999px;
  background-color: #50c2cb;
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  box-shadow: 0 16px 32px rgba(80, 194, 203, 0.32);
  transition: background-color 0.15s, transform 0.15s;
}

.howto-cta__button:hover {
  background-color: #46adb5;
  transform: translateY(-1px);
}

.howto-cta__button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px #fff, 0 0 0 4px rgba(80, 194, 203, 0.6), 0 16px 32px rgba(80, 194, 203, 0.32);
}

.howto-cta__note {
  margin: 0.9rem 0 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: #64748b;
}

/* ========== ヘッダー：級別対策ドロップダウン ========== */
.site-header {
  overflow: visible;
}

.site-header__nav {
  overflow: visible;
}

.site-header__dropdown {
  position: relative;
  flex-shrink: 0;
  z-index: 60;
}

.site-header__dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
}

.site-header__dropdown-caret {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 0.9em;
  height: 0.9em;
  color: var(--aiken-brand);
  transition: transform 0.2s ease;
}

.site-header__dropdown-caret svg {
  display: block;
  width: 100%;
  height: 100%;
}

.site-header__dropdown-toggle[aria-expanded="true"] .site-header__dropdown-caret {
  transform: rotate(180deg);
}

.site-header__dropdown-menu {
  position: absolute;
  top: calc(100% + 0.25rem);
  left: 0;
  z-index: 70;
  min-width: 12rem;
  margin: 0;
  padding: 0.4rem;
  list-style: none;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  background: #fff;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
}

/* ボタンとメニューの隙間でもホバーが途切れないようにする */
.site-header__dropdown-menu::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: -0.5rem;
  height: 0.5rem;
}

.site-header__dropdown-menu[hidden] {
  display: none !important;
}

.site-header__dropdown-link {
  display: block;
  border-radius: 0.5rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__dropdown-link:hover,
.site-header__dropdown-link.is-current {
  background-color: #f1f5f9;
  color: #0f172a;
}

@media (max-width: 640px) {
  .site-header__dropdown-menu {
    left: 0;
    right: auto;
  }
}

/* ========== ヘッダー：モバイルハンバーガー ========== */
.site-header__menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  margin-right: -0.4rem;
  padding: 0;
  border: 0;
  border-radius: 0.5rem;
  background: transparent;
  cursor: pointer;
  color: var(--lp-text);
}

.site-header__menu-btn:hover,
.site-header__menu-btn:focus-visible {
  background-color: #f1f5f9;
}

.site-header__menu-icon {
  position: relative;
  display: block;
  width: 1.25rem;
  height: 0.875rem;
}

.site-header__menu-icon span {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease, top 0.2s ease, bottom 0.2s ease;
}

.site-header__menu-icon span:nth-child(1) {
  top: 0;
}

.site-header__menu-icon span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}

.site-header__menu-icon span:nth-child(3) {
  bottom: 0;
}

.site-header__menu-btn[aria-expanded="true"] .site-header__menu-icon span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.site-header__menu-btn[aria-expanded="true"] .site-header__menu-icon span:nth-child(2) {
  opacity: 0;
}

.site-header__menu-btn[aria-expanded="true"] .site-header__menu-icon span:nth-child(3) {
  top: 50%;
  bottom: auto;
  transform: translateY(-50%) rotate(-45deg);
}

.site-header__backdrop {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 40;
  height: 100dvh;
  background: rgba(15, 23, 42, 0.4);
}

.site-header__backdrop[hidden],
.site-header__mobile[hidden] {
  display: none !important;
}

.site-header__mobile {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 60;
  max-height: min(calc(100dvh - 4.5rem), 36rem);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  border-bottom: 1px solid #e2e8f0;
  background: #fff;
  box-shadow: 0 16px 32px rgba(15, 23, 42, 0.12);
}

.site-header__mobile-inner {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 1rem 1.25rem;
}

.site-header__mobile-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 3rem;
  padding: 0.75rem 0.25rem;
  border: 0;
  border-bottom: 1px solid #f1f5f9;
  background: transparent;
  color: var(--lp-text);
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.site-header__mobile-link.is-current,
.site-header__mobile-sublink.is-current {
  color: var(--aiken-brand-text);
}

.site-header__mobile-accordion-toggle .site-header__dropdown-caret {
  transition: transform 0.2s ease;
}

.site-header__mobile-accordion.is-open .site-header__dropdown-caret {
  transform: rotate(180deg);
}

.site-header__mobile-sub {
  margin: 0 0 0.25rem;
  padding: 0 0 0.35rem 0.75rem;
  list-style: none;
  border-bottom: 1px solid #f1f5f9;
}

.site-header__mobile-sub[hidden] {
  display: none !important;
}

.site-header__mobile-sublink {
  display: block;
  min-height: 2.75rem;
  padding: 0.6rem 0.25rem;
  color: #334155;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
}

.site-header__mobile-actions {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 1rem;
  padding-bottom: env(safe-area-inset-bottom);
}

.site-header__mobile-actions .site-header__btn {
  width: 100%;
}

body.is-nav-locked {
  overflow: hidden;
}

@media (max-width: 1023px) {
  .site-header__inner {
    justify-content: space-between;
  }

  .site-header__nav,
  .site-header__account {
    display: none !important;
  }

  .site-header__menu-btn {
    display: inline-flex;
  }
}

@media (min-width: 1024px) {
  .site-header__menu-btn,
  .site-header__backdrop,
  .site-header__mobile {
    display: none !important;
  }
}

/* ========== 級別SEO：技能キャプチャ枠 ========== */
.grade-skill-points {
  display: grid;
  gap: 0.65rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.grade-skill-points__item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  background: #fff;
  font-size: 0.9375rem;
  color: #334155;
}

.grade-skill-points__check {
  flex-shrink: 0;
  color: var(--aiken-brand);
  margin-top: 0.1rem;
}

.grade-capture-grid {
  display: grid;
  gap: 1.25rem;
}

.grade-capture-grid--2 {
  grid-template-columns: 1fr;
}

.grade-capture-grid--3,
.grade-capture-grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grade-capture-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grade-capture-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .grade-capture-grid--4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .grade-capture-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.grade-capture-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.grade-capture-card__zoom {
  position: relative;
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
  text-align: left;
  border-radius: 1rem;
}

.grade-capture-card__zoom:focus-visible {
  outline: 2px solid var(--aiken-brand);
  outline-offset: 3px;
}

.grade-capture-card__zoom:hover .grade-capture-card__img,
.grade-capture-card__zoom:focus-visible .grade-capture-card__img {
  transform: scale(1.03);
}

.grade-capture-card__zoom:hover .grade-capture-card__zoom-hint,
.grade-capture-card__zoom:focus-visible .grade-capture-card__zoom-hint {
  opacity: 1;
}

.grade-capture-card__zoom-hint {
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  z-index: 1;
  padding: 0.25rem 0.55rem;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.72);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0;
  transition: opacity 0.15s ease;
  pointer-events: none;
}

.grade-capture-card__frame {
  display: block;
  overflow: hidden;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  background: #f8fafc;
  aspect-ratio: 4 / 3;
}

.grade-capture-card__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.25s ease;
}

body.is-lightbox-locked {
  overflow: hidden;
}

.grade-lightbox[hidden] {
  display: none !important;
}

.grade-lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.grade-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.72);
  cursor: zoom-out;
}

.grade-lightbox__panel {
  position: relative;
  z-index: 1;
  width: min(100%, 56rem);
  max-height: min(92vh, 52rem);
  display: flex;
  flex-direction: column;
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.35);
  overflow: hidden;
}

.grade-lightbox__close {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 2;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  border-radius: 9999px;
  background: rgba(15, 23, 42, 0.75);
  color: #fff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.grade-lightbox__close:hover,
.grade-lightbox__close:focus-visible {
  background: rgba(15, 23, 42, 0.92);
}

.grade-lightbox__close:focus-visible {
  outline: 2px solid var(--aiken-brand);
  outline-offset: 2px;
}

.grade-lightbox__figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: inherit;
}

.grade-lightbox__img {
  display: block;
  width: 100%;
  max-height: min(78vh, 44rem);
  object-fit: contain;
  background: #0f172a;
}

.grade-lightbox__caption {
  margin: 0;
  padding: 0.85rem 1rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #0f172a;
  text-align: center;
}

.grade-lightbox__caption[hidden] {
  display: none !important;
}

.grade-capture-card__caption,
.grade-capture-card__title {
  margin: 0.75rem 0 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #0f172a;
  text-align: center;
}

.grade-capture-card__desc {
  margin: 0.35rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #64748b;
  text-align: center;
}

/* お問い合わせ：ハニーポット（非表示） */
.contact-form__hp {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* 使い方ガイド */
.guide-hero {
  background: linear-gradient(180deg, #e8f8f9 0%, #ffffff 70%);
}

.guide-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  background-color: var(--aiken-brand);
  padding: 0.9rem 2rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  transition: background-color 0.15s ease;
}

.guide-cta-btn:hover {
  background-color: var(--aiken-brand-hover);
}

.guide-block {
  padding: 2.75rem 0;
  border-bottom: 1px solid #f1f5f9;
}

.guide-block:last-of-type {
  border-bottom: 0;
}

.guide-block__title {
  margin: 0;
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #0f172a;
}

@media (min-width: 640px) {
  .guide-block__title {
    font-size: 1.5rem;
  }
}

.guide-block__lead {
  margin: 0.75rem 0 0;
  font-size: 0.975rem;
  line-height: 1.75;
  color: #475569;
}

.guide-start-list {
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2.5rem;
}

.guide-start-item__num {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--aiken-brand);
}

.guide-start-item__title {
  margin: 0.4rem 0 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: #0f172a;
}

.guide-start-item__body {
  margin: 0.75rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: #475569;
}

.guide-skill-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

@media (min-width: 640px) {
  .guide-skill-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.guide-skill-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 0;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  background: #fff;
  overflow: hidden;
}

.guide-skill-card__media {
  aspect-ratio: 16 / 10;
  background: #f8fafc;
  overflow: hidden;
}

.guide-skill-card__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.guide-skill-card__en {
  margin: 1rem 1.1rem 0;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aiken-brand-text);
}

.guide-skill-card__title {
  margin: 0.25rem 1.1rem 0;
  font-size: 1.0625rem;
  font-weight: 700;
  color: #0f172a;
}

.guide-skill-card__lead {
  margin: 0.5rem 1.1rem 0;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.6;
  color: #334155;
}

.guide-skill-card__body {
  margin: 0.45rem 1.1rem 1.15rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: #64748b;
}

.guide-ten-min {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.75rem;
}

.guide-ten-min li {
  display: flex;
  gap: 0.5rem;
  padding: 0.9rem 1rem;
  border: 1px solid #e2e8f0;
  border-radius: 0.85rem;
  background: #fff;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #0f172a;
}

.guide-ten-min__label {
  color: var(--aiken-brand);
  flex-shrink: 0;
}

.guide-habit-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .guide-habit-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.guide-habit-item {
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--aiken-brand);
  background: #f8fafc;
}

.guide-habit-item__title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 700;
  color: #0f172a;
}

.guide-habit-item__body {
  margin: 0.4rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: #64748b;
}

.guide-trial {
  border: 1px solid rgba(80, 194, 203, 0.28);
  border-radius: 1.25rem;
  background: linear-gradient(180deg, #e8f8f9 0%, #ffffff 55%);
  padding: 1.75rem 1.25rem 2rem;
  border-bottom: 1px solid rgba(80, 194, 203, 0.28);
}

@media (min-width: 640px) {
  .guide-trial {
    padding: 2rem 1.75rem 2.25rem;
  }
}

.guide-trial__grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

@media (min-width: 640px) {
  .guide-trial__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.guide-trial__card {
  padding: 1.1rem 1.15rem;
  border-radius: 0.9rem;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid #e2e8f0;
}

.guide-trial__card-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: #0f172a;
}

.guide-trial__card-body {
  margin: 0.55rem 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #475569;
}

.guide-faq-list {
  margin-top: 1.25rem;
  display: grid;
  gap: 0.65rem;
}

.guide-faq-item {
  border: 1px solid #e2e8f0;
  border-radius: 0.85rem;
  background: #fff;
  padding: 0.15rem 0;
}

.guide-faq-item__q {
  cursor: pointer;
  list-style: none;
  padding: 0.85rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #0f172a;
}

.guide-faq-item__q::-webkit-details-marker {
  display: none;
}

.guide-faq-item__a {
  padding: 0 1rem 1rem;
  font-size: 0.875rem;
  line-height: 1.7;
  color: #475569;
}

.guide-closing {
  margin-top: 1rem;
  padding: 2.5rem 1.25rem;
  text-align: center;
  border-radius: 1.25rem;
  background: linear-gradient(180deg, #f8fafc 0%, #eef8f9 100%);
  border: 1px solid #e2e8f0;
}

.guide-closing__title {
  margin: 0;
  font-size: 1.375rem;
  font-weight: 700;
  color: #0f172a;
}

.guide-closing__lead {
  margin: 0.85rem auto 0;
  max-width: 36rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: #475569;
}

.guide-step__grid {
  display: grid;
  gap: 1.75rem;
  align-items: center;
}

@media (min-width: 768px) {
  .guide-step__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2.5rem;
  }
  .guide-step__grid--reverse .guide-step__figure {
    order: -1;
  }
}

.guide-step__frame {
  overflow: hidden;
  border: 1px solid #e2e8f0;
  border-radius: 1rem;
  background: #f8fafc;
  aspect-ratio: 9 / 16;
  max-height: 26rem;
  margin-inline: auto;
  max-width: 16rem;
}

.guide-step__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

/* 級別パンくず（最終CTAの下） */
.lp-breadcrumb {
  border-top: 1px solid #e2e8f0;
  background: #f8fafc;
  padding: 0.85rem 1rem 1.15rem;
}

.lp-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: #64748b;
}

.lp-breadcrumb__list li {
  display: inline-flex;
  align-items: center;
}

.lp-breadcrumb__list li:not(:last-child)::after {
  content: "/";
  margin: 0 0.5rem;
  color: #94a3b8;
}

.lp-breadcrumb a {
  color: #475569;
  text-decoration: none;
}

.lp-breadcrumb a:hover {
  color: var(--aiken-brand-text);
  text-decoration: underline;
}

.lp-breadcrumb [aria-current="page"] {
  color: #0f172a;
  font-weight: 600;
}

/* ========== サイトフッター（キーカラー） ========== */
.site-footer {
  background: linear-gradient(180deg, var(--aiken-brand) 0%, #3eb0b9 100%);
  color: #fff;
  padding: 2.5rem 1rem 1.75rem;
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.site-footer__top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .site-footer__top {
    flex-direction: row;
    align-items: center;
  }
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.site-footer__logo-link {
  display: inline-flex;
  align-items: center;
}

.site-footer__logo {
  display: block;
  height: 2.25rem;
  width: auto;
  /* ロゴを白寄りにしてキーカラー背景上で視認しやすくする */
  filter: brightness(0) invert(1);
}

.site-footer__tagline {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
}

.site-footer__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.site-footer__action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9999px;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.site-footer__action--ghost {
  border: 1px solid rgba(255, 255, 255, 0.65);
  color: #fff;
  background: transparent;
}

.site-footer__action--ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}

.site-footer__action--solid {
  border: 1px solid #fff;
  background: #fff;
  color: var(--aiken-brand-text);
}

.site-footer__action--solid:hover {
  background: #f0fbfc;
}

.site-footer__columns {
  display: grid;
  gap: 1.75rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  padding-top: 1.75rem;
}

@media (min-width: 640px) {
  .site-footer__columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .site-footer__columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .site-footer__columns {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.75rem 1.15rem;
  }
}

.site-footer__col-title {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.site-footer__col-subtitle {
  margin: 1.15rem 0 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.75);
}

.site-footer__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.site-footer__list a {
  color: #fff;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  opacity: 0.92;
  overflow-wrap: break-word;
}

.site-footer__list a:hover {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer__social {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.85rem;
}

.site-footer__social-link {
  display: inline-flex;
  border-radius: 50%;
  text-decoration: none;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.site-footer__social-link:hover {
  transform: translateY(-1px);
  opacity: 0.92;
}

.site-footer__social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: transparent;
  box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, 0.5);
}

.site-footer__social-icon img {
  display: block;
  width: 1.5rem;
  height: 1.5rem;
  object-fit: contain;
  object-position: center;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  padding-top: 1.1rem;
}

.site-footer__copy {
  margin: 0;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
}

.site-footer__copy a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.site-footer__copy a:hover {
  color: #fff;
  opacity: 0.9;
}

/* ========== 英検対策コンテンツ（/eiken/） ========== */
.eiken-hub__toc {
  position: sticky;
  top: 3.75rem;
  z-index: 40;
  border-bottom: 1px solid #e2e8f0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
}

.eiken-hub__toc-list {
  display: flex;
  gap: 0.35rem 0.75rem;
  margin: 0;
  padding: 0.65rem 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.eiken-hub__toc-list a {
  display: inline-flex;
  flex-shrink: 0;
  align-items: center;
  padding: 0.35rem 0.7rem;
  border: 1px solid #e2e8f0;
  border-radius: 9999px;
  background: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #334155;
  text-decoration: none;
  white-space: nowrap;
}

.eiken-hub__toc-list a:hover {
  border-color: rgba(80, 194, 203, 0.55);
  color: var(--aiken-brand-text);
}

.eiken-hub__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.eiken-hub__table th,
.eiken-hub__table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid #e2e8f0;
  text-align: left;
  vertical-align: top;
}

.eiken-hub__table thead th {
  background: #f8fafc;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #64748b;
}

.eiken-hub__table tbody th {
  font-weight: 600;
  color: #0f172a;
}

.eiken-hub__table tbody th a {
  color: var(--aiken-brand-text);
  text-decoration: none;
}

.eiken-hub__table tbody th a:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.eiken-hub__table tbody tr:last-child th,
.eiken-hub__table tbody tr:last-child td {
  border-bottom: 0;
}

.eiken-hub__note a {
  font-weight: 600;
}

@media (min-width: 1024px) {
  .eiken-hub__toc {
    top: 4.25rem;
  }

  .eiken-hub__toc-list {
    flex-wrap: wrap;
    justify-content: center;
    overflow: visible;
  }
}