/* ============================================================
   PAGE HERO
   ============================================================ */
.page-hero {
  position: relative;
  height: 380px;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #111 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  overflow: hidden;
  margin-top: 88px;
  /* ヘッダー高さ分 */;
}
/* ドットパターン */
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}
/* ============================================================
   縦ラインアニメーション
   ============================================================ */
.page-hero__lines {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.page-hero__lines span {
  position: absolute;
  top: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(234, 152, 1, 0.5) 50%,
    transparent 100%
  );
  animation: subLineAnim 3s ease-in-out infinite;
}
.page-hero__lines span:nth-child(1) {
  left: 15%;
  animation-delay: 0s;
}
.page-hero__lines span:nth-child(2) {
  left: 38%;
  animation-delay: 0.9s;
  opacity: 0.4;
}
.page-hero__lines span:nth-child(3) {
  left: 63%;
  animation-delay: 1.8s;
}
.page-hero__lines span:nth-child(4) {
  left: 85%;
  animation-delay: 0.5s;
  opacity: 0.4;
}
@keyframes subLineAnim {
0%, 100% {
  opacity: 0;
  transform: scaleY(0.2);
  transform-origin: top center;
}
50% {
  opacity: 1;
  transform: scaleY(1);
}
}
/* ============================================================
   タイトルテキスト
   ============================================================ */
.page-hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-bottom: 44px;
  /* パンくず帯の高さ分 */;
}
/* タグライン（社名など） */
.page-hero__tag {
  font-family: "Josefin Sans", sans-serif;
  font-size: 0.65rem;
  letter-spacing: 6px;
  color: #ea9801;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0 14px;
}
.page-hero__tag::before,
.page-hero__tag::after {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: rgba(234, 152, 1, 0.35);
}
/* 英語タイトル */
.page-hero__en {
  font-family: "Josefin Sans", sans-serif;
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 8px;
  text-transform: uppercase;
  line-height: 1;
  margin: 0;
}
/* 日本語サブタイトル */
.page-hero__ja {
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 4px;
  margin-top: 14px;
}
/* ============================================================
   パンくずリスト
   ============================================================ */
.page-hero__breadcrumb {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 44px;
  background: rgba(255, 255, 255, 0.04);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.page-hero__breadcrumb ol {
  display: flex;
  align-items: center;
  gap: 0 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-hero__breadcrumb li {
  display: flex;
  align-items: center;
}
.page-hero__breadcrumb a {
  font-family: "Josefin Sans", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 2.5px;
  color: rgba(255, 255, 255, 0.35);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.3s ease;
}
.page-hero__breadcrumb a:hover {
  color: #ea9801;
}
.page-hero__breadcrumb .sep {
  font-size: 0.6rem;
  color: rgba(255, 255, 255, 0.2);
  line-height: 1;
}
.page-hero__breadcrumb .current {
  font-family: "Josefin Sans", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 2.5px;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
}
/* ============================================================
   MAIN CONTENT（下層ページ共通レイアウト）
   ============================================================ */
.subpage-main {
  background: #fff;
  min-height: 60vh;
  padding: 80px 0 120px;
}
.subpage-inner {
  max-width: 1200px;
  width: 90%;
  margin: 0 auto;
}

/* ============================================================
   SP（max-width: 767px）
   ============================================================ */
@media (max-width: 767px) {
.page-hero {
  height: 260px;
  margin-top: 56px;
  /* SP時のヘッダー高さ */;
}
.page-hero__tag {
  font-size: 0.58rem;
  letter-spacing: 4px;
  margin-bottom: 12px;
}
  .page-hero__tag::before,
  .page-hero__tag::after {
    width: 24px;
  }
.page-hero__en {
  font-size: clamp(2rem, 10vw, 2.8rem);
  letter-spacing: 5px;
}
.page-hero__ja {
  font-size: 0.7rem;
  letter-spacing: 3px;
  margin-top: 10px;
}
  .page-hero__inner {
    padding-bottom: 40px;
  }
  .page-hero__breadcrumb {
    height: 40px;
  }
.page-hero__breadcrumb a,
  .page-hero__breadcrumb .current {
  font-size: 0.62rem;
  letter-spacing: 1.5px;
}
  /* 縦ラインはSPでは2本に絞る */
  .page-hero__lines span:nth-child(2),
  .page-hero__lines span:nth-child(4) {
    display: none;
  }
  .page-hero__lines span:nth-child(1) {
    left: 25%;
  }
  .page-hero__lines span:nth-child(3) {
    left: 75%;
  }
  .subpage-main {
    padding: 48px 0 80px;
  }
  .subpage-inner {
    width: 92%;
  }
}


/* ============================================================
   共通パーツ（複数ページで使用）
   ============================================================ */

/* スクロールリビールアニメーション（robot-lawyer, ethereum等） */
.js-rv {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.js-rv.is-v {
  opacity: 1;
  transform: translateY(0);
}
.js-rv.d1 { transition-delay: 0.1s; }
.js-rv.d2 { transition-delay: 0.22s; }
.js-rv.d3 { transition-delay: 0.34s; }

/* CTAセクション共通（robot-lawyer系・elearning等） */
.lbr-cta {
  background: #111;
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}
.lbr-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.lbr-cta__inner {
  max-width: 960px;
  width: 90%;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.lbr-cta__ttl {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: 2px;
  margin-bottom: 20px;
}
.lbr-cta__txt {
  font-size: 0.95rem;
  line-height: 2.1;
  color: rgba(255,255,255,0.7);
  margin-bottom: 44px;
}
.lbr-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 0 14px;
  background: #ea9801;
  color: #fff;
  font-family: "Josefin Sans", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 4px;
  padding: 20px 56px;
  border-radius: 2px;
  border: 2px solid #ea9801;
  text-decoration: none;
  transition: background 0.3s, color 0.3s;
}
.lbr-cta__btn:hover {
  background: transparent;
  color: #ea9801;
}


/* CTAコース一覧に戻るボタン */
/* CTA セクション：コース一覧に戻るボタン */
.lbr-cta__back-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 20px 40px;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  font-family: "Josefin Sans", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-decoration: none;
  border-radius: 2px;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}
.lbr-cta__back-btn:hover {
  background: #fff;
  border-color: #fff;
  color: #111;
}
.lbr-cta__back-btn i {
  font-size: 0.8rem;
}
@media (max-width: 767px) {
.page-hero__scroll-btn {
  padding: 12px 24px;
  font-size: 0.75rem;
}
.lbr-cta__back-btn {
  width: 100%;
  justify-content: center;
  padding: 14px 0;
}
}

/* ============================================================
   共通ラベル
   ============================================================ */
.au-label-en {
  font-family: "Josefin Sans", sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: #ea9801;
  display: block;
}
.au-label-ja {
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: #aaa;
  display: block;
  margin-top: 4px;
}
.au-philosophy__label {
  margin-bottom: 28px;
}
.au-section-label {
  display: flex;
  align-items: baseline;
  gap: 0 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 56px;
}
.au-section-label .au-label-en {
  font-size: 1.4rem;
  letter-spacing: 4px;
  color: #111;
  display: inline;
}
.au-section-label .au-label-ja {
  font-size: 0.78rem;
  color: #999;
  display: inline;
  margin-top: 0;
}
.au-section-label--light {
  border-bottom-color: rgba(255, 255, 255, 0.15);
}
.au-section-label--light .au-label-en {
  color: #fff;
}
.au-section-label--light .au-label-ja {
  color: rgba(255, 255, 255, 0.4);
}