@charset "utf-8";

/* =========================================================
   トップページ専用のデザイン（2026年10月 リニューアル）
   ・index.html だけが読み込むファイルです。下層ページには影響しません。
   ・共通の土台（フォント・リンク色など）は css/style.css を使います。
   ========================================================= */

.page-home {
  --km-navy: #0B1543;
  --km-navy-deep: #070D2C;
  --km-gold: #C5A059;
  --km-gold-text: #8C6A2A;   /* 白地で読める濃さの金色（文字用） */
  --km-text: #2A2F45;
  --km-text-sub: #4A5068;
  --km-line: #E1E4EC;
  --km-bg-gray: #F5F7FA;
  --km-on-navy: #D5D9E8;
  --km-serif: 'Shippori Mincho', serif;
  --km-en: 'Montserrat', sans-serif;

  color: var(--km-text);
  letter-spacing: 0.03em;
  background: #FFFFFF;

  /* 日本語の改行：文節の切れ目（HTML内の <wbr>）でだけ改行する */
  word-break: keep-all;
  overflow-wrap: anywhere;
  line-break: strict;
}

/* かっこ・句読点を含む文節は、途中で改行しない */
.page-home .nobr { white-space: nowrap; }

/* 見出しは各行の長さをそろえ、本文は最後の行に1〜2文字だけ残らないようにする */
.page-home h1, .page-home h2, .page-home h3 { text-wrap: balance; }
.page-home p { text-wrap: pretty; }

.page-home .km-pc-only { display: inline; }
.page-home .km-gold { color: var(--km-gold); }

.km-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}
.km-container--narrow { max-width: 1120px; }

.km-section { padding: 120px 0; }

.km-eyebrow {
  margin: 0;
  text-align: center;
  font-family: var(--km-en);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.3em;
  color: var(--km-gold-text);
}
.km-eyebrow--left { text-align: left; }
.km-eyebrow--gold { color: var(--km-gold); }

.km-heading {
  margin: 12px 0 24px;
  text-align: center;
  font-family: var(--km-serif);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.6;
  color: var(--km-navy);
}
.km-heading--white { color: #FFFFFF; }

/* ---------- ボタン ---------- */
.km-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-sizing: border-box;
  min-height: 54px;
  padding: 0 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
  transition: background-color 0.3s, color 0.3s, transform 0.3s;
}
.km-btn:hover { transform: translateY(-2px); }
/* アイコン用フォントが読み込めないときに、英字が表示されてボタンが崩れないよう幅を固定する */
.km-btn .material-icons-outlined { flex: none; width: 20px; overflow: hidden; font-size: 20px; }
.km-btn > * { flex: none; }
.km-btn--gold { background: var(--km-gold); color: var(--km-navy); border: 1px solid var(--km-gold); }
.km-btn--gold:hover { background: #D4B577; color: var(--km-navy); }
.km-btn--outline-white { background: transparent; color: #FFFFFF; border: 1px solid rgba(255, 255, 255, 0.7); }
.km-btn--outline-white:hover { background: #FFFFFF; color: var(--km-navy); }
.km-btn--outline-navy { background: #FFFFFF; color: var(--km-navy); border: 1px solid var(--km-navy); }
.km-btn--outline-navy:hover { background: var(--km-navy); color: #FFFFFF; }
.km-btn--navy { background: var(--km-navy); color: #FFFFFF; border: 1px solid var(--km-navy); }
.km-btn--navy:hover { background: #1A2766; color: #FFFFFF; }
.km-btn--lg { min-height: 60px; padding: 0 40px; font-size: 18px; }

/* ---------- ヘッダー ---------- */
.page-home .km-header {
  background: rgba(11, 21, 67, 0.92);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: none;
}
.km-header__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.km-header__logo { margin: 0; line-height: 0; }
.km-header__logo img { width: 130px; height: 52px; }
.km-nav__list {
  display: flex;
  align-items: center;
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.km-nav__list a {
  font-family: var(--km-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #FFFFFF;
  text-decoration: none;
}
.km-nav__list a:hover { color: var(--km-gold); }
.km-nav__contact a,
.km-header__contact {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 24px;
  border-radius: 999px;
  background: var(--km-gold);
  color: var(--km-navy) !important;
  font-family: var(--km-en);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-decoration: none;
}
.km-header__actions { display: none; align-items: center; gap: 8px; }
.km-hamburger {
  position: relative;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  cursor: pointer;
}
.km-hamburger span {
  position: absolute;
  left: 12px;
  width: 18px;
  height: 2px;
  background: #FFFFFF;
  transition: transform 0.3s, opacity 0.3s, top 0.3s;
}
.km-hamburger span:nth-child(1) { top: 15px; }
.km-hamburger span:nth-child(2) { top: 20px; }
.km-hamburger span:nth-child(3) { top: 25px; }
.km-hamburger.is-open span:nth-child(1) { top: 20px; transform: rotate(45deg); }
.km-hamburger.is-open span:nth-child(2) { opacity: 0; }
.km-hamburger.is-open span:nth-child(3) { top: 20px; transform: rotate(-45deg); }

/* ---------- メインビジュアル（流れる講座名） ---------- */
.km-hero {
  position: relative;
  overflow: hidden;
  min-height: max(720px, 100vh);
  background: var(--km-navy);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
}
.km-hero__marquee {
  position: absolute;
  inset: 120px 0 90px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-family: var(--km-en);
  font-weight: 900;
  font-size: 150px;
  line-height: 1;
  letter-spacing: 0;
  white-space: nowrap;
  pointer-events: none;
}
.km-hero__row { overflow: hidden; }
.km-hero__row--sp { display: none; }
.km-hero__track {
  display: inline-flex;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.22);
}
.km-hero__track--gold { -webkit-text-stroke-color: rgba(197, 160, 89, 0.5); }
.km-hero__track span::after {
  content: "/";
  margin: 0 64px;
  color: rgba(197, 160, 89, 0.55);
  -webkit-text-stroke: 0;
}
.km-hero__track--gold span::after { color: rgba(255, 255, 255, 0.3); }
.km-hero__track--l { animation: kmMarqueeL 60s linear infinite; }
.km-hero__track--r { animation: kmMarqueeR 70s linear infinite; }
.km-hero__track--s { animation: kmMarqueeL 48s linear infinite; }
@keyframes kmMarqueeL { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes kmMarqueeR { from { transform: translateX(-50%); } to { transform: translateX(0); } }
@media (prefers-reduced-motion: reduce) {
  .km-hero__track { animation: none !important; }
}

.km-hero__body {
  position: relative;
  z-index: 1;
  flex-grow: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 130px 24px 120px;
}
.km-hero__box {
  max-width: 760px;
  padding: 56px 72px;
  background: rgba(11, 21, 67, 0.88);
  border: 1px solid rgba(197, 160, 89, 0.6);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}
.km-hero__eyebrow {
  margin: 0;
  font-family: var(--km-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.32em;
  color: var(--km-gold);
}
.km-hero__title {
  margin: 0;
  font-family: var(--km-serif);
  font-weight: 700;
  font-size: clamp(36px, 4.4vw, 62px);
  line-height: 1.35;
  letter-spacing: 0.04em;
}
.km-hero__lead {
  margin: 0;
  max-width: 28em;
  font-size: 15px;
  line-height: 1.9;
  color: var(--km-on-navy);
}
.km-hero__buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

/* ---------- 特長の帯 ---------- */
.km-facts {
  background: var(--km-bg-gray);
  border-bottom: 1px solid #E6E8EF;
}
.km-facts__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 36px 32px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.km-fact { display: flex; gap: 16px; align-items: baseline; }
.km-fact p { margin: 0; }
.km-fact__num {
  flex: none;
  font-family: var(--km-en);
  font-weight: 800;
  font-size: 36px;
  line-height: 1.2;
  color: var(--km-navy);
  white-space: nowrap;
}
.km-fact__num small { font-size: 16px; }
.km-fact__text { font-size: 14px; line-height: 1.7; }

/* ---------- CONCEPT ---------- */
/* 見出しの下の「背景」の一文：上下に細い金色の線を引いて、控えめに目立たせる */
.km-concept__context {
  margin: 0 auto 28px;
  max-width: 44em;
  padding: 20px 8px;
  border-top: 1px solid rgba(197, 160, 89, 0.55);
  border-bottom: 1px solid rgba(197, 160, 89, 0.55);
  text-align: center;
  font-size: 16px;
  line-height: 2;
  font-weight: 500;
  color: var(--km-navy);
  text-wrap: balance;
}
.km-concept__lead {
  margin: 0 auto 56px;
  max-width: 40em;
  text-align: center;
  color: var(--km-text-sub);
}
.km-concept__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.km-concept-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 36px 32px;
  border: 1px solid var(--km-line);
  border-radius: 12px;
  background: #FFFFFF;
  color: var(--km-text);
  text-decoration: none;
  transition: transform 0.3s, box-shadow 0.3s;
}
.km-concept-card:hover { transform: translateY(-4px); box-shadow: 0 10px 24px rgba(11, 21, 67, 0.08); }
.km-concept-card__no {
  flex: none;
  white-space: nowrap;
  font-family: var(--km-en);
  font-weight: 800;
  font-size: 48px;
  line-height: 1;
  color: var(--km-gold);
}
.km-concept-card__body { display: flex; flex-direction: column; gap: 14px; flex-grow: 1; }
.km-concept-card__en {
  font-family: var(--km-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--km-text-sub);
}
.km-concept-card__title { font-size: 20px; font-weight: 700; line-height: 1.6; color: var(--km-navy); }
.km-concept-card__desc { font-size: 14px; line-height: 1.8; color: var(--km-text-sub); }
.km-concept-card__more { margin-top: auto; font-size: 13px; font-weight: 700; color: var(--km-navy); }
.km-concept__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 48px;
}

/* ---------- COURSES ---------- */
.km-courses { background: var(--km-bg-gray); }
.km-courses .km-heading { margin-bottom: 72px; }
.km-tabs { display: none; }
.km-cat { margin-bottom: 72px; scroll-margin-top: 120px; }
.km-cat:last-child { margin-bottom: 0; }
/* カテゴリ見出し：大きな記号（A/B/C）｜英語ラベル・日本語タイトル・説明文 */
.km-cat__head {
  display: flex;
  align-items: center;
  gap: 12px 24px;
  padding-bottom: 20px;
  margin-bottom: 28px;
  border-bottom: 2px solid var(--km-navy);
}
.km-cat__no {
  flex: none;
  min-width: 44px;
  text-align: center;
  font-family: var(--km-en);
  font-weight: 800;
  font-size: 56px;
  line-height: 1;
  color: var(--km-gold);
}
.km-cat__info {
  flex: 1 1 320px;
  min-width: 0;
  padding-left: 24px;
  border-left: 1px solid var(--km-line);   /* 記号と文字の間の細い縦線 */
}
.km-cat__en {   /* 英語の小さなラベル（CONCEPT欄と同じ書式） */
  margin: 0;
  font-family: var(--km-en);
  font-weight: 700;
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--km-gold-text);
}
.km-cat__title {   /* 日本語のメインタイトル */
  margin: 4px 0 0;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.04em;
  color: var(--km-navy);
}
.km-cat__desc { margin: 6px 0 0; font-size: 14px; color: var(--km-text-sub); }
.km-cat__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
/* カテゴリ内の小グループ（例：A-1 マーケティング） */
.km-sub { margin-bottom: 40px; }
.km-sub:last-child { margin-bottom: 0; }
.km-sub__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}
.km-sub__no {
  font-family: var(--km-en);
  font-weight: 800;
  font-size: 22px;
  line-height: 1;
  color: var(--km-gold);
}
.km-sub__title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--km-navy);
}
.km-course {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px;
  background: #FFFFFF;
  border-radius: 10px;
  box-shadow: 0 1px 2px rgba(11, 21, 67, 0.06);
  color: var(--km-text);
  text-decoration: none;
  scroll-margin-top: 140px;
  transition: transform 0.3s, box-shadow 0.3s;
}
a.km-course:hover { transform: translateY(-4px); box-shadow: 0 10px 24px rgba(11, 21, 67, 0.08); }
.km-course__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 6px 8px; }
.km-course__no { font-family: var(--km-en); font-weight: 700; font-size: 14px; color: var(--km-gold-text); white-space: nowrap; }
.km-course__head .km-badge { margin-left: auto; }
.km-badge {
  font-size: 12px;
  font-weight: 700;
  line-height: 1.6;
  padding: 2px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.km-badge--open { background: #E6E9F2; color: var(--km-navy); }
.km-badge--soon { background: #F3EBDB; color: #6B5220; }
.km-course__title { font-size: 18px; font-weight: 700; line-height: 1.5; color: var(--km-navy); }
.km-course__desc { flex-grow: 1; font-size: 14px; line-height: 1.8; color: var(--km-text-sub); }
.km-course__more { font-size: 13px; font-weight: 700; color: var(--km-navy); }
.km-course__chev { display: none; }

/* ---------- ABOUT ---------- */
/* 写真は控えめな大きさにし、上端を肩書・氏名の位置にそろえる。写真と文章のまとまりは中央に置く */
.km-about__inner { display: flex; gap: 56px; align-items: flex-start; justify-content: center; max-width: 1180px; }
.km-about__photo { flex: 0 0 280px; margin-top: 44px; }
.km-about__photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 30% 0;
  border-radius: 12px;
  box-shadow: 14px 14px 0 var(--km-bg-gray);
}
/* 文章の1行が長くなりすぎないよう、幅に上限を設ける */
.km-about__body { flex: 1 1 auto; min-width: 0; max-width: 668px; }
.km-about__body > p { margin: 0 0 16px; }
.km-about__position { margin: 20px 0 4px !important; font-size: 14px; color: var(--km-text-sub); }
.km-about__name {
  margin: 0 0 24px;
  font-family: var(--km-serif);
  font-size: 36px;
  line-height: 1.4;
  color: var(--km-navy);
}
.km-about__en {
  margin-left: 8px;
  font-family: var(--km-en);
  font-size: 15px;
  font-weight: 500;
  color: var(--km-gold-text);
}
.km-about__videos { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.km-about__videos-label { margin: 20px 0 0 !important; font-size: 13px; font-weight: 700; color: var(--km-navy); }
.km-about__videos-label + .km-about__videos { margin-top: 10px; }
.km-chip {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid #C9CDD9;
  border-radius: 999px;
  font-size: 14px;
  color: var(--km-navy);
  text-decoration: none;
  white-space: nowrap;
}
.km-chip:hover { background: var(--km-navy); border-color: var(--km-navy); color: #FFFFFF; }

/* ---------- CONTACT ---------- */
.km-contact { background: var(--km-navy); color: #FFFFFF; text-align: center; padding: 110px 0; }
.km-contact__lead { margin: 0 auto 40px; max-width: 36em; color: var(--km-on-navy); }

/* ---------- フッター ---------- */
.km-footer { background: var(--km-navy-deep); color: #B9BED2; padding: 56px 0 40px; }
.km-footer__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; }
.km-footer__logo { display: block; width: 130px; height: 52px; }
.km-footer__tag { margin: 8px 0 0; font-size: 13px; }
.km-footer__nav { display: flex; flex-wrap: wrap; gap: 24px; font-size: 13px; }
.km-footer__nav a { color: #B9BED2; text-decoration: none; }
.km-footer__nav a:hover { color: #FFFFFF; }
.km-footer__copy { margin: 40px 0 0; font-size: 12px; }

/* 「TOP」ボタン：紺色の背景の上でも見えるよう金色の縁を付ける */
.page-home .page-top a { border: 1px solid var(--km-gold); }

/* =========================================================
   タブレット（幅1024px以下）：メニューを「≡」の中に入れる
   ========================================================= */
@media screen and (max-width: 1024px) {
  .km-header__inner { padding: 16px 24px; }
  .km-header__actions { display: flex; }
  .km-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(320px, 85%);
    height: 100vh;
    padding: 96px 32px 32px;
    box-sizing: border-box;
    background: var(--km-navy-deep);
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.25);
    transition: right 0.3s;
    z-index: -1;
  }
  .km-nav.is-open { right: 0; }
  .km-nav__list { flex-direction: column; align-items: flex-start; gap: 8px; }
  .km-nav__list a { display: flex; align-items: center; min-height: 44px; font-size: 15px; }
  .km-nav__contact { margin-top: 12px; }

  .km-cat__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .km-about__inner { gap: 40px; }
  .km-about__photo { flex-basis: 240px; }
}

/* =========================================================
   タブレット縦向き（幅900px以下）：3列では窮屈な箇所を組み替える
   ========================================================= */
@media screen and (max-width: 900px) {
  .km-facts__inner { grid-template-columns: 1fr; gap: 16px; }
  .km-fact__num { flex: 0 0 120px; }

  .km-concept__cards { grid-template-columns: 1fr; gap: 16px; }
  .km-concept-card { flex-direction: row; align-items: flex-start; gap: 24px; padding: 28px; }
  .km-concept-card__body { gap: 6px; }
  .km-concept-card__more { margin-top: 6px; }

  .km-cat__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .km-about__photo { flex-basis: 200px; }
}

/* =========================================================
   スマホ（幅767px以下）
   ========================================================= */
@media screen and (max-width: 767px) {
  .page-home .km-pc-only { display: none; }
  .km-container { padding: 0 20px; }
  .km-section { padding: 72px 0; }
  .km-heading { font-size: 24px; line-height: 1.55; }
  .km-eyebrow { font-size: 12px; }
  .km-btn { width: 100%; min-height: 52px; font-size: 14px; padding: 0 16px; }

  /* ヘッダー */
  .km-header__inner { padding: 12px 20px; }
  .km-header__logo img { width: 100px; height: 40px; }
  .km-header__contact { padding: 0 16px; font-size: 12px; }

  /* メインビジュアル */
  .km-hero { min-height: 720px; }
  .km-hero__marquee { inset: 96px 0 40px; font-size: 76px; }
  .km-hero__row--sp { display: block; }
  .km-hero__track { -webkit-text-stroke-width: 1px; }
  .km-hero__track span::after { margin: 0 32px; }
  .km-hero__track--l { animation-duration: 40s; }
  .km-hero__track--r { animation-duration: 46s; }
  .km-hero__track--s { animation-duration: 32s; }
  .km-hero__body { padding: 88px 16px 24px; }
  .km-hero__box { width: 100%; box-sizing: border-box; padding: 36px 22px; gap: 20px; }
  .km-hero__eyebrow { font-size: 10px; letter-spacing: 0.28em; }
  .km-hero__title { font-size: clamp(26px, 8vw, 32px); line-height: 1.4; }
  .km-hero__lead { font-size: 14px; line-height: 1.85; }
  .km-hero__buttons { width: 100%; flex-direction: column; gap: 12px; }

  /* 特長の帯 */
  .km-facts__inner { grid-template-columns: 1fr; gap: 18px; padding: 28px 20px; }
  .km-fact { gap: 14px; }
  .km-fact__num { flex: 0 0 92px; font-size: 30px; }
  .km-fact__num small { font-size: 13px; }
  .km-fact__text { font-size: 13px; line-height: 1.6; }

  /* CONCEPT */
  .km-concept__context { margin-bottom: 20px; padding: 16px 4px; font-size: 14px; line-height: 1.9; }
  .km-concept__lead { margin-bottom: 32px; font-size: 14px; text-align: center; }
  .km-concept__cards { grid-template-columns: 1fr; gap: 14px; }
  .km-concept-card { flex-direction: row; align-items: flex-start; gap: 16px; padding: 22px 20px; }
  .km-concept-card__no { font-size: 34px; }
  .km-concept-card__body { gap: 4px; }
  .km-concept-card__en { font-size: 11px; letter-spacing: 0.18em; }
  .km-concept-card__title { font-size: 17px; line-height: 1.5; }
  .km-concept-card__desc { font-size: 13px; line-height: 1.7; }
  .km-concept-card__more { display: none; }
  .km-concept__actions { flex-direction: column; gap: 12px; margin-top: 28px; }

  /* COURSES：タブで切り替え、講座は1行ずつ */
  .km-courses .km-heading { margin-bottom: 28px; }
  .km-courses.is-tabbed .km-tabs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    padding: 4px;
    margin-bottom: 20px;
    background: #E6E9F2;
    border-radius: 999px;
  }
  .km-tab {
    min-height: 44px;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--km-navy);
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
  }
  .km-tab[aria-selected="true"] { background: var(--km-navy); color: #FFFFFF; }
  .km-courses.is-tabbed .km-cat { display: none; margin-bottom: 0; }
  .km-courses.is-tabbed .km-cat.is-active { display: block; }
  .km-cat { margin-bottom: 40px; }
  .km-courses.is-tabbed .km-cat__head { display: block; padding: 0; margin-bottom: 16px; border: none; }
  .km-courses.is-tabbed .km-cat__no,
  .km-courses.is-tabbed .km-cat__en { display: none; }
  .km-cat__head { gap: 12px; }
  .km-cat__no { font-size: 36px; min-width: 0; }
  .km-cat__info { padding-left: 16px; }
  .km-cat__en { font-size: 11px; letter-spacing: 0.18em; }
  .km-cat__title { font-size: 19px; margin-top: 2px; }
  .km-cat__desc { font-size: 13px; margin-top: 4px; }
  /* スマホでタブ切り替えのときは、記号（A/B/C）と英語ラベル・縦線を出さない */
  .km-courses.is-tabbed .km-cat__info { padding-left: 0; border-left: none; }

  .km-cat__grid { grid-template-columns: 1fr; gap: 10px; }
  .km-sub { margin-bottom: 24px; }
  .km-sub__head { gap: 8px; margin-bottom: 10px; }
  .km-sub__no { font-size: 18px; }
  .km-sub__title { font-size: 15px; }
  .km-course {
    display: grid;
    /* 講座名の列は、入りきらないときだけ縮んで2行になる（文節の切れ目＜wbr＞で改行） */
    grid-template-columns: 36px minmax(0, max-content) max-content 1fr 18px;
    align-items: center;
    column-gap: 10px;
    min-height: 60px;
    box-sizing: border-box;
    padding: 8px 14px;
  }
  a.km-course:hover { transform: none; }
  .km-course__head { display: contents; }
  .km-course__no { grid-column: 1; grid-row: 1; font-weight: 800; font-size: 12px; }
  .km-course__title { grid-column: 2; grid-row: 1; font-size: 14px; line-height: 1.4; letter-spacing: 0.01em; }
  .km-badge { grid-column: 3; grid-row: 1; font-size: 10px; padding: 1px 8px; }
  .km-badge--open { display: none; }
  .km-course.is-soon .km-course__no { grid-row: 1 / span 2; }
  .km-course.is-soon .km-badge { grid-column: 2 / span 3; grid-row: 2; justify-self: start; margin-top: 4px; margin-left: 0; }
  .km-course__desc, .km-course__more { display: none; }
  .km-course__chev { display: block; grid-column: 5; grid-row: 1; color: var(--km-navy); }

  /* ABOUT */
  .km-about__inner { flex-direction: column; align-items: stretch; gap: 0; }
  .km-about__photo { order: 2; flex: none; width: 180px; margin-top: 20px; }
  .km-about__photo img { box-shadow: none; }
  .km-about__body { display: contents; }
  .km-about__body > .km-eyebrow { order: 1; }
  .km-about__body > :not(.km-eyebrow) { order: 3; }
  .km-about__position { margin-top: 24px !important; font-size: 13px; }
  .km-about__name { font-size: 28px; margin-bottom: 20px; }
  .km-about__en { display: block; margin: 0; font-size: 13px; }
  .km-about__body > p { font-size: 14px; }
  .km-about__videos { margin-top: 12px; }
  .km-chip { font-size: 13px; padding: 0 16px; }

  /* CONTACT */
  .km-contact { padding: 72px 0; }
  .km-contact__lead { font-size: 14px; text-align: left; margin-bottom: 28px; }
  .km-btn--lg { font-size: 16px; min-height: 56px; }

  /* フッター */
  .km-footer { padding: 40px 0 32px; }
  .km-footer__logo { width: 110px; height: 44px; }
  .km-footer__nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 16px; width: 100%; }
  .km-footer__nav a { display: flex; align-items: center; min-height: 40px; }
  .km-footer__copy { margin-top: 24px; font-size: 11px; }
}

/* =========================================================
   CONCEPTカードの写真と「頭文字＋日本語」の札
   ・写真は上部に16:9で表示
   ・A・B・Cの頭文字を特大にした英単語と、その日本語訳を白い札にして写真に重ねる
   ========================================================= */
.km-concept-card.has-img { padding: 0; gap: 0; overflow: hidden; }
.km-concept-card__img { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--km-bg-gray); }
.km-concept-card__img img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.km-concept-card.has-img:hover .km-concept-card__img img { transform: scale(1.04); }
.km-concept-card.has-img .km-concept-card__body { padding: 18px 28px 30px; gap: 10px; }
.km-concept-card .km-word {
  position: relative; z-index: 1;
  align-self: flex-start; justify-self: start;
  display: inline-flex; align-items: flex-end; gap: 12px;
  margin: -46px 0 0 22px; padding: 6px 18px 8px 14px;
  border-radius: 10px; background: #FFFFFF; box-shadow: 0 6px 18px rgba(11, 21, 67, 0.14);
  font-size: inherit; line-height: 1; color: var(--km-navy); white-space: nowrap;
}
.km-word__en { display: inline-flex; align-items: baseline; font-family: var(--km-en); font-weight: 800; font-size: 26px; letter-spacing: 0.02em; color: var(--km-navy); }
.km-word__cap { font-size: 64px; line-height: 0.9; letter-spacing: -0.02em; color: var(--km-gold); }
.km-word__ja {
  margin-bottom: 4px; padding-left: 12px; border-left: 2px solid var(--km-gold);
  font-family: 'Noto Sans JP', sans-serif; font-size: 16px; font-weight: 700; line-height: 1.3; letter-spacing: 0.12em; color: var(--km-navy);
}
/* タブレット（幅900px以下）：写真を左、文章を右に並べ、札は文章の先頭に置く */
@media screen and (max-width: 900px) {
  .km-concept-card.has-img { display: grid; grid-template-columns: 42% 1fr; grid-template-rows: auto 1fr; align-items: start; padding: 0; gap: 0; }
  .km-concept-card.has-img .km-concept-card__img { grid-row: 1 / span 2; aspect-ratio: auto; height: 100%; min-height: 190px; }
  .km-concept-card .km-word { margin: 20px 0 0 24px; padding: 0; background: none; box-shadow: none; }
  .km-concept-card.has-img .km-concept-card__body { padding: 10px 26px 24px; }
}
/* スマホ（幅767px以下）：写真を上、札を写真に重ねる（縦1列） */
@media screen and (max-width: 767px) {
  .km-concept-card.has-img { display: flex; flex-direction: column; }
  .km-concept-card.has-img .km-concept-card__img { aspect-ratio: 16 / 9; height: auto; min-height: 0; }
  .km-concept-card .km-word { margin: -38px 0 0 16px; padding: 5px 14px 7px 12px; gap: 10px; background: #FFFFFF; box-shadow: 0 6px 18px rgba(11, 21, 67, 0.14); }
  .km-word__en { font-size: 22px; }
  .km-word__cap { font-size: 52px; }
  .km-word__ja { font-size: 14px; padding-left: 10px; }
  .km-concept-card.has-img .km-concept-card__body { padding: 14px 20px 22px; gap: 4px; }
}

/* =========================================================
   提供講座一覧のカテゴリ見出し：CONCEPT欄と同じ「頭文字＋日本語」の札
   ========================================================= */
.km-cat__head .km-word {
  min-width: 0; text-align: left;
  display: inline-flex; align-items: flex-end; gap: 12px;
  padding: 6px 18px 8px 14px;
  border-radius: 10px; background: #FFFFFF; box-shadow: 0 4px 14px rgba(11, 21, 67, 0.08);
  line-height: 1; white-space: nowrap;
  min-width: 236px;   /* A・B・Cで札の幅をそろえ、右側のタイトルの書き出し位置を合わせる */
}
@media screen and (max-width: 767px) {
  .km-cat__head { flex-wrap: wrap; }
  .km-cat__head .km-word { min-width: 0; }
  .km-cat__head .km-word { padding: 5px 14px 7px 12px; gap: 10px; }
  /* スマホのタブ切り替えでは、タブ自体が札の役割をするので、見出しの札は出さない */
  .km-courses.is-tabbed .km-cat__no.km-word { display: none; }
}

/* =========================================================
   スマホの切り替えタブ：札（頭文字＋英単語／日本語）をタブにする
   ・選択中：ネイビー地・白文字（頭文字は明るい金色）
   ・未選択：白地・ネイビー文字（頭文字は白地で読める濃い金色）
   ========================================================= */
@media screen and (max-width: 767px) {
  .km-courses.is-tabbed .km-tabs { gap: 8px; padding: 0; background: transparent; border-radius: 0; }
  .km-tab {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
    min-height: 70px; padding: 8px 4px;
    border-radius: 10px; background: #FFFFFF; color: var(--km-navy);
    box-shadow: 0 1px 3px rgba(11, 21, 67, 0.10);
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  }
  .km-tab[aria-selected="true"] { background: var(--km-navy); color: #FFFFFF; box-shadow: 0 8px 18px rgba(11, 21, 67, 0.20); }
  .km-tab__en { font-family: var(--km-en); font-weight: 800; font-size: 15px; line-height: 1; white-space: nowrap; }
  .km-tab__cap { font-size: 30px; margin-right: 1px; color: var(--km-gold-text); }
  .km-tab[aria-selected="true"] .km-tab__cap { color: var(--km-gold); }
  .km-tab__ja { font-size: 12px; font-weight: 700; line-height: 1.3; letter-spacing: 0.06em; white-space: nowrap; }
}

/* =========================================================
   個別開催中の講座：スマホでは「＋」で紹介文と相談リンクを開閉する
   （PCは紹介文が最初から表示されているので、ボタンと相談リンクは出さない）
   ========================================================= */
.km-course__toggle, .km-course__cta { display: none; }
@media screen and (max-width: 767px) {
  .km-course.is-soon { cursor: pointer; }
  .km-course.is-soon .km-course__toggle {
    display: block; position: relative;
    grid-column: 5; grid-row: 1 / span 2; align-self: center; justify-self: end;
    width: 24px; height: 24px; padding: 0;
    border: 1.5px solid var(--km-navy); border-radius: 50%; background: transparent; cursor: pointer;
  }
  /* 「＋」の横棒と縦棒（開いているときは縦棒を消して「－」にする） */
  .km-course__toggle::before, .km-course__toggle::after {
    content: ''; position: absolute; top: 50%; left: 50%;
    width: 10px; height: 1.5px; background: var(--km-navy);
    transform: translate(-50%, -50%); transition: transform 0.2s;
  }
  .km-course__toggle::after { transform: translate(-50%, -50%) rotate(90deg); }
  .km-course.is-open .km-course__toggle::after { transform: translate(-50%, -50%) rotate(0deg); }
  .km-course.is-soon.is-open .km-course__desc {
    display: block; grid-column: 2 / span 4; grid-row: 3;
    margin-top: 8px; font-size: 12.5px; line-height: 1.7; color: var(--km-text-sub);
  }
  .km-course.is-soon.is-open .km-course__desc br { display: none; }   /* PC用の改行はスマホでは使わない */
  .km-course.is-soon.is-open .km-course__cta {
    display: inline-block; grid-column: 2 / span 4; grid-row: 4; justify-self: start;
    margin-top: 8px; font-size: 12.5px; font-weight: 700; color: var(--km-navy);
    text-decoration: underline; text-underline-offset: 3px;
  }
}

/* ====================================
   CONCEPT：見出し「成長の ABCメソッド」
   ・小さな社名 → 「成長の ABCメソッド」 → A・B・Cの対応表（英単語・日本語・視点） → 説明文
   ・ABCの3文字は、下のカードの頭文字（Advance・Build・Care）と同じ金色・同じ書体
   ==================================== */
.km-abc { margin: 14px 0 32px; text-align: center; word-break: keep-all; overflow-wrap: anywhere; line-break: strict; }
.km-abc__brand {
  margin: 0 0 10px;
  font-family: 'Noto Sans JP', sans-serif; font-weight: 700; font-size: 15px;
  letter-spacing: 0.24em; color: var(--km-gold-text);
}
.km-abc__title {
  margin: 0;
  display: flex; flex-wrap: wrap; justify-content: center; align-items: baseline;
  column-gap: 14px; row-gap: 2px;
  line-height: 1.1; font-weight: 700; color: var(--km-navy);
}
.km-abc__pre { font-family: var(--km-serif); font-size: 44px; letter-spacing: 0.02em; }
.km-abc__name { display: inline-flex; align-items: baseline; white-space: nowrap; }
.km-abc__cap { font-family: var(--km-en); font-weight: 800; font-size: 88px; letter-spacing: -0.01em; color: var(--km-gold); }
.km-abc__ja { margin-left: 10px; font-family: var(--km-serif); font-size: 56px; letter-spacing: -0.06em; }
/* A・B・Cの対応表：英単語（頭文字は金色）・日本語・視点（個人／チーム／組織）を3列で並べる */
.km-abc__keys {
  display: grid; grid-template-columns: repeat(3, 1fr);
  max-width: 560px; margin: 20px auto 0; padding: 0; list-style: none;
}
.km-abc__key { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 4px 8px; }
.km-abc__key + .km-abc__key { border-left: 1px solid rgba(197, 160, 89, 0.6); }
.km-abc__en { font-family: var(--km-en); font-weight: 700; font-size: 22px; letter-spacing: 0.02em; color: var(--km-navy); }
.km-abc__en-cap { font-weight: 800; font-size: 1.35em; color: var(--km-gold); }
.km-abc__verb { white-space: nowrap; font-family: var(--km-serif); font-weight: 700; font-size: 22px; line-height: 1.5; color: var(--km-navy); }
.km-abc__view {
  margin-top: 2px; padding: 1px 12px; border-radius: 999px;
  background: #F5F0E4; font-size: 13px; font-weight: 700; color: var(--km-gold-text);
}
.km-abc__sub { margin: 14px 0 0; font-size: 15px; font-weight: 500; line-height: 1.9; letter-spacing: 0.04em; color: var(--km-text-sub); }
/* スマホ（幅767px以下） */
@media screen and (max-width: 767px) {
  .km-abc { margin-bottom: 24px; }
  .km-abc__brand { margin-bottom: 6px; font-size: 13px; }
  .km-abc__title { column-gap: 8px; }
  .km-abc__pre { font-size: 26px; }
  .km-abc__cap { font-size: 54px; }
  .km-abc__ja { margin-left: 6px; font-size: 34px; }
  .km-abc__keys { margin-top: 14px; }
  .km-abc__key { padding: 2px; }
  .km-abc__en { font-size: 16px; }
  .km-abc__verb { font-size: 17px; }
  .km-abc__view { padding: 1px 10px; font-size: 12px; }
  .km-abc__sub { font-size: 13px; }
}