:root {
    --c-bg: #fbfaf5;
    --c-bg-soft: #f3f1ea;
    --c-bg-sky: #eaf2ed;
    --c-bg-petal: #f9ecec;
    --c-bg-sun: #faf3da;
    --c-ink: #2e3a2a;
    --c-ink-soft: #6a7563;
    --c-ink-mute: #9aa294;
    --c-line: rgba(46, 58, 42, 0.12);
    --c-line-soft: rgba(46, 58, 42, 0.06);
    --c-accent: #7a8e6c;
    --c-accent-pink: #c89aa1;
    --font-sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Hiragino Sans", "Yu Gothic", sans-serif;
    --font-serif: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { width: 100%; overflow-x: hidden; scroll-behavior: smooth; }
  body {
    background: var(--c-bg);
    color: var(--c-ink);
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

  /* ============ ヒーロー（全幅 100vw / 100vh） ============ */
  .hero {
    position: relative;
    width: 100vw;
    min-height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
  }
  .hero-bg-placeholder {
    width: 100%;
    height: 100%;
    background: var(--c-bg-soft);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
  }
  .hero-bg-placeholder .ph-label {
    font-family: var(--font-serif);
    font-size: 14px;
    color: var(--c-ink-mute);
    letter-spacing: 0.3em;
  }
  .hero-bg-placeholder .ph-note {
    font-size: 11px;
    color: var(--c-ink-mute);
    letter-spacing: 0.2em;
  }
  .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
      rgba(255, 255, 255, 0.15) 0%,
      rgba(255, 255, 255, 0.0) 35%,
      rgba(251, 250, 245, 0.0) 65%,
      rgba(251, 250, 245, 0.75) 85%,
      rgba(251, 250, 245, 1.0) 100%);
    z-index: 1;
  }
  .hero-nav {
    position: relative;
    z-index: 3;
    padding: 36px 5vw 36px 2.5vw;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  .hero-nav .nav-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
  }
  .hero-nav .logo {
    display: block;
  }
  .hero-nav .logo-img {
    height: 96px;
    width: auto;
    display: block;
  }
  .hero-nav .logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid var(--c-line);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    color: var(--c-ink-mute);
    letter-spacing: 0.05em;
    flex-shrink: 0;
    font-family: var(--font-sans);
  }
  .hero-nav .logo-text {
    font-size: 15px;
    letter-spacing: 0.05em;
    line-height: 1;
  }
  .hero-nav .nav-items {
    display: flex;
    flex-direction: column;
    gap: 14px;
    font-size: 13px;
  }
  .hero-nav .nav-items a {
    color: var(--c-ink-soft);
    text-decoration: none;
    letter-spacing: 0.1em;
    position: relative;
    padding-left: 16px;
  }
  .hero-nav .nav-items a::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 8px;
    height: 1px;
    background: var(--c-ink-mute);
  }
  .hero-nav .nav-cta {
    display: flex;
    gap: 12px;
    align-items: center;
  }
  .hero-nav .nav-cta a {
    font-size: 12px;
    color: var(--c-ink-soft);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 999px;
  }
  .hero-nav .nav-cta .login { border: 1px solid var(--c-line); }
  .hero-nav .nav-cta .signup {
    background: rgba(46, 58, 42, 0.85);
    color: #fff;
  }
  /* ハンバーガー（スマホ時のみ表示） */
  .hero-nav .hamburger {
    display: none;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid var(--c-line);
    border-radius: 999px;
    width: 44px;
    height: 44px;
    cursor: pointer;
    padding: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
  }
  .hero-nav .hamburger span {
    display: block;
    width: 18px;
    height: 1px;
    background: var(--c-ink);
    transition: transform 0.25s, opacity 0.25s;
  }
  /* メニュー開いた時のハンバーガー */
  .hero-nav.is-open .hamburger span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }
  .hero-nav.is-open .hamburger span:nth-child(2) {
    opacity: 0;
  }
  .hero-nav.is-open .hamburger span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
  .hero-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 24px;
  }
  .hero-poem {
    font-family: var(--font-serif);
    font-size: clamp(15px, 1.8vw, 22px);
    line-height: 2.2;
    color: var(--c-ink);
    margin-bottom: 40px;
    letter-spacing: 0.08em;
  }
  .hero-poem span { display: block; }
  .hero-poem .char {
    display: inline-block;
    opacity: 0;
    animation: charFadeIn 0.5s ease forwards;
  }
  @keyframes charFadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  .hero-center-name {
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 300;
    color: #2e3a2a;
    letter-spacing: 0.25em;
    margin-top: 16px;
    margin-bottom: 48px;
    display: inline-block;
    border: 1px solid #2e3a2a;
    padding: 6px 18px;
  }
  .hero-tag {
    font-size: 13px;
    color: var(--c-ink-soft);
    letter-spacing: 0.3em;
    margin-bottom: 16px;
    font-family: var(--font-serif);
  }
  .hero-sub {
    font-size: 14px;
    color: var(--c-ink-soft);
    margin-bottom: 56px;
    letter-spacing: 0.05em;
  }
  .hero-cta { display: flex; gap: 20px; flex-wrap: wrap; justify-content: center; }
  .hero-cta a {
    text-decoration: none;
    font-size: 13px;
    padding: 14px 32px;
    border-radius: 999px;
    letter-spacing: 0.1em;
  }
  .hero-cta .primary {
    background: var(--c-ink);
    color: #fff;
  }
  .hero-cta .ghost {
    border: 1px solid var(--c-ink);
    color: var(--c-ink);
  }
  .hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    color: var(--c-ink-soft);
    letter-spacing: 0.3em;
    z-index: 2;
    font-family: var(--font-serif);
  }
  .hero-scroll::after {
    content: "";
    display: block;
    width: 1px;
    height: 32px;
    background: var(--c-ink-soft);
    margin: 8px auto 0;
  }

  /* ============ セクション共通 ============ */
  section { position: relative; }
  .sec-label {
    position: absolute;
    top: 24px;
    left: 5vw;
    font-size: 10px;
    color: var(--c-ink-mute);
    letter-spacing: 0.2em;
    z-index: 5;
  }

  /* ============ ② NVCとは ============ */
  .sec-what {
    padding: 140px 5vw 140px;
    max-width: 1000px;
    margin: 0 auto;
  }
  .sec-what .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 24px;
  }
  .sec-what .head {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.4vw, 30px);
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 680px;
  }
  .sec-what .lead {
    font-size: 14px;
    color: var(--c-ink-soft);
    margin-bottom: 80px;
  }
  .four-elements {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-top: 40px;
  }
  .four-elements .el {
    text-align: center;
    padding: 32px 16px;
    border-right: 1px solid var(--c-line-soft);
  }
  .four-elements .el:last-child { border-right: none; }
  .four-elements .el .num {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-ink-mute);
    margin-bottom: 12px;
  }
  .four-elements .el .name {
    font-family: var(--font-serif);
    font-size: 18px;
    margin-bottom: 8px;
  }
  .four-elements .el .desc {
    font-size: 12px;
    color: var(--c-ink-soft);
    line-height: 1.7;
  }
  .more-link {
    display: inline-block;
    margin-top: 56px;
    font-size: 13px;
    color: var(--c-ink);
    text-decoration: none;
    border-bottom: 1px solid var(--c-ink);
    padding-bottom: 4px;
    letter-spacing: 0.1em;
  }

  /* ============ ③ ラーニングプラットフォーム ============ */
  .sec-learning {
    background: var(--c-bg-sky);
    padding: 160px 5vw;
    position: relative;
    overflow: hidden;
  }
  .sec-learning::before {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    z-index: 0;
  }
  .learning-inner { max-width: 1100px; margin: 0 auto; position: relative; z-index: 1; }

  /* Coming Soon 表示用 */
  .coming-soon {
    text-align: center;
    padding: 40px 0;
  }
  .coming-soon .kicker {
    font-family: var(--font-serif);
    font-size: 11px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 32px;
  }
  .coming-soon .kicker .badge {
    display: inline-block;
    margin-left: 12px;
    font-size: 10px;
    padding: 3px 12px;
    background: var(--c-ink);
    color: #fff;
    border-radius: 999px;
    letter-spacing: 0.15em;
    vertical-align: middle;
  }
  .coming-soon h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.8vw, 32px);
    line-height: 1.9;
    font-weight: normal;
    margin-bottom: 40px;
  }
  .coming-soon .cs-lead {
    font-size: 14px;
    color: var(--c-ink-soft);
    line-height: 2.2;
    margin-bottom: 48px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }
  .coming-soon .cs-link {
    display: inline-block;
    font-size: 13px;
    color: var(--c-ink);
    text-decoration: none;
    border: 1px solid var(--c-ink);
    padding: 14px 32px;
    border-radius: 999px;
    letter-spacing: 0.1em;
  }
  .learning-head {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: end;
    margin-bottom: 80px;
  }
  .learning-head .left .kicker {
    font-family: var(--font-serif);
    font-size: 11px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 16px;
  }
  .learning-head .left .badge {
    display: inline-block;
    margin-left: 12px;
    font-size: 10px;
    padding: 3px 10px;
    background: var(--c-ink);
    color: #fff;
    border-radius: 999px;
    letter-spacing: 0.15em;
    vertical-align: middle;
  }
  .learning-head .left h2 {
    font-family: var(--font-serif);
    font-size: clamp(24px, 3vw, 36px);
    line-height: 1.7;
    font-weight: normal;
  }
  .learning-head .right {
    font-size: 13px;
    color: var(--c-ink-soft);
    line-height: 2;
  }
  .course-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .course-cards .card {
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
  }
  .course-cards .card .thumb {
    height: 180px;
    background: linear-gradient(135deg, var(--c-bg-soft), var(--c-bg-sun));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--c-ink-mute);
    font-family: var(--font-serif);
    letter-spacing: 0.2em;
  }
  .course-cards .card .body { padding: 24px 24px 28px; }
  .course-cards .card .tag {
    font-size: 10px;
    color: var(--c-accent);
    letter-spacing: 0.2em;
    margin-bottom: 8px;
  }
  .course-cards .card .name {
    font-family: var(--font-serif);
    font-size: 17px;
    margin-bottom: 12px;
    line-height: 1.6;
  }
  .course-cards .card .price {
    font-size: 12px;
    color: var(--c-ink-soft);
    padding-top: 12px;
    border-top: 1px solid var(--c-line-soft);
  }
  .learning-foot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 56px;
    flex-wrap: wrap;
    gap: 24px;
  }
  .steps {
    display: flex;
    gap: 32px;
    font-size: 12px;
    color: var(--c-ink-soft);
    align-items: center;
  }
  .steps .step { display: flex; align-items: baseline; gap: 8px; }
  .steps .step .n {
    font-family: var(--font-serif);
    font-size: 18px;
    color: var(--c-ink);
  }
  .steps .arrow { color: var(--c-ink-mute); }

  /* ============ ④ 3つのコース体系 ============ */
  .sec-courses {
    padding: 160px 5vw;
    max-width: 1200px;
    margin: 0 auto;
  }
  .sec-courses .head-block {
    text-align: center;
    margin-bottom: 100px;
  }
  .sec-courses .head-block .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 24px;
  }
  .sec-courses .head-block h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.4vw, 28px);
    font-weight: normal;
    line-height: 1.8;
  }
  .course-path {
    display: grid;
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .course-item {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 64px;
    align-items: center;
  }
  .course-item:nth-child(even) {
    grid-template-columns: 1.4fr 1fr;
  }
  .course-item:nth-child(even) .visual { order: 2; }
  .course-item .visual {
    height: 280px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 13px;
    color: var(--c-ink-mute);
    letter-spacing: 0.2em;
  }
  .course-item:nth-child(1) .visual {
    background: linear-gradient(135deg, var(--c-bg-sky), #d8e8d8);
  }
  .course-item:nth-child(2) .visual {
    background: linear-gradient(135deg, var(--c-bg-sun), var(--c-bg-petal));
  }
  .course-item:nth-child(3) .visual {
    background: linear-gradient(135deg, var(--c-bg-petal), #e8d8e0);
  }
  .course-item .body .stage {
    font-family: var(--font-serif);
    font-size: 11px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 16px;
  }
  .course-item .body h3 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.2vw, 28px);
    font-weight: normal;
    margin-bottom: 20px;
    line-height: 1.6;
  }
  .course-item .body p {
    font-size: 14px;
    color: var(--c-ink-soft);
    line-height: 2;
    margin-bottom: 32px;
  }
  .course-item .body .link {
    font-size: 13px;
    color: var(--c-ink);
    text-decoration: none;
    border-bottom: 1px solid var(--c-ink);
    padding-bottom: 4px;
    letter-spacing: 0.1em;
  }

  /* ============ ⑤ 共同代表3名 ============ */
  .sec-people {
    background: var(--c-bg-soft);
    padding: 160px 5vw;
  }
  .people-inner { max-width: 1100px; margin: 0 auto; }
  .people-head {
    text-align: center;
    margin-bottom: 80px;
  }
  .people-head .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 20px;
  }
  .people-head h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.4vw, 30px);
    font-weight: normal;
    line-height: 1.8;
    margin-bottom: 32px;
  }
  .people-head p {
    font-size: 14px;
    color: var(--c-ink-soft);
    max-width: 600px;
    margin: 0 auto;
    line-height: 2;
  }
  .people-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
  }
  .person {
    text-align: center;
  }
  .person .photo {
    width: 160px;
    height: 200px;
    background: #fff;
    margin: 0 auto 24px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--c-ink-mute);
    letter-spacing: 0.2em;
    font-family: var(--font-serif);
  }
  .person-photo {
    width: 160px;
    height: 200px;
    object-fit: cover;
    object-position: center top;
    border-radius: 4px;
    display: block;
    margin: 0 auto 24px;
  }
  .person:nth-child(2) .photo { margin-top: 40px; }
  .person .name {
    font-family: var(--font-serif);
    font-size: 18px;
    margin-bottom: 4px;
    letter-spacing: 0.1em;
  }
  .person .role {
    font-size: 11px;
    color: var(--c-ink-soft);
    letter-spacing: 0.15em;
    margin-bottom: 0;
  }
  .person .bio {
    font-size: 12px;
    color: var(--c-ink-soft);
    line-height: 1.9;
    max-width: 220px;
    margin: 20px auto 0;
  }

  /* ============ ⑥ 受講者の声・実績 ============ */
  .sec-voice {
    padding: 160px 5vw;
    max-width: 1100px;
    margin: 0 auto;
  }
  .voice-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    text-align: center;
    margin-bottom: 100px;
    border-top: 1px solid var(--c-line-soft);
    border-bottom: 1px solid var(--c-line-soft);
    padding: 56px 0;
  }
  .voice-stats .stat .num {
    font-family: var(--font-serif);
    font-size: clamp(32px, 4vw, 48px);
    margin-bottom: 12px;
    color: var(--c-ink);
  }
  .voice-stats .stat .label {
    font-size: 11px;
    color: var(--c-ink-soft);
    letter-spacing: 0.2em;
  }
  .voice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
  }
  .voice-item .quote {
    font-family: var(--font-serif);
    font-size: 15px;
    color: var(--c-ink);
    line-height: 2;
    margin-bottom: 24px;
  }
  .voice-item .quote::before { content: "「"; }
  .voice-item .quote::after { content: "」"; }
  .voice-item .author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--c-line-soft);
  }
  .voice-item .author .ph {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--c-bg-soft);
  }
  .voice-item .author .meta {
    font-size: 11px;
    color: var(--c-ink-soft);
    letter-spacing: 0.1em;
  }

  /* ============ ⑦ ワークショップ・イベント ============ */
  .sec-events {
    background: var(--c-bg-petal);
    padding: 160px 5vw;
  }
  .events-inner { max-width: 1100px; margin: 0 auto; }
  .events-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin-bottom: 64px;
    flex-wrap: wrap;
    gap: 24px;
  }
  .events-head .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent-pink);
    letter-spacing: 0.3em;
    margin-bottom: 16px;
  }
  .events-head h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.4vw, 30px);
    font-weight: normal;
  }
  .events-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
  }
  .event-row {
    display: grid;
    grid-template-columns: 100px 100px 1fr 120px 120px;
    gap: 32px;
    align-items: center;
    padding: 28px 0;
    border-top: 1px solid rgba(46, 58, 42, 0.1);
  }
  .event-row:last-child { border-bottom: 1px solid rgba(46, 58, 42, 0.1); }
  .event-row .date {
    font-family: var(--font-serif);
    font-size: 22px;
    line-height: 1;
  }
  .event-row .date .yr {
    display: block;
    font-size: 11px;
    color: var(--c-ink-soft);
    margin-bottom: 4px;
    letter-spacing: 0.1em;
  }
  .event-row .tag {
    font-size: 11px;
    padding: 4px 12px;
    border-radius: 999px;
    letter-spacing: 0.1em;
    text-align: center;
    width: fit-content;
  }
  .event-row .tag.online { background: rgba(122, 142, 108, 0.18); color: var(--c-accent); }
  .event-row .tag.offline { background: rgba(200, 154, 161, 0.25); color: var(--c-accent-pink); }
  .event-row .tag.camp { background: rgba(46, 58, 42, 0.15); color: var(--c-ink); }
  .event-row .title {
    font-family: var(--font-serif);
    font-size: 16px;
    line-height: 1.6;
  }
  .event-row .meta {
    font-size: 12px;
    color: var(--c-ink-soft);
  }
  .event-row .apply a {
    font-size: 12px;
    text-decoration: none;
    color: var(--c-ink);
    border: 1px solid var(--c-ink);
    padding: 10px 20px;
    border-radius: 999px;
    letter-spacing: 0.1em;
    display: inline-block;
  }

  /* ============ ⑧ お知らせ・ブログ ============ */
  .sec-blog {
    padding: 160px 5vw;
    max-width: 1200px;
    margin: 0 auto;
  }
  .blog-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin-bottom: 64px;
    flex-wrap: wrap;
    gap: 24px;
  }
  .blog-head .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 16px;
  }
  .blog-head h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.4vw, 30px);
    font-weight: normal;
  }
  .blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
  }
  .blog-card .thumb {
    height: 180px;
    background: linear-gradient(135deg, var(--c-bg-sky), var(--c-bg-sun));
    border-radius: 4px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--c-ink-mute);
    font-family: var(--font-serif);
    letter-spacing: 0.2em;
  }
  .blog-card .cat {
    font-size: 11px;
    color: var(--c-accent);
    letter-spacing: 0.2em;
    margin-bottom: 8px;
  }
  .blog-card .title {
    font-family: var(--font-serif);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 12px;
  }
  .blog-card .date {
    font-size: 11px;
    color: var(--c-ink-mute);
    letter-spacing: 0.1em;
  }

  /* ============ ⑨ 関連団体・商品 ============ */
  .sec-related {
    background: var(--c-bg-soft);
    padding: 120px 5vw;
  }
  .related-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 80px;
    align-items: start;
  }
  .related-block .kicker {
    font-family: var(--font-serif);
    font-size: 11px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 16px;
  }
  .related-block h3 {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: normal;
    margin-bottom: 32px;
  }
  .partners {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
  }
  .partners .logo {
    background: #fff;
    border-radius: 4px;
    padding: 28px 12px;
    text-align: center;
    font-size: 10px;
    color: var(--c-ink-mute);
    letter-spacing: 0.2em;
  }
  .products-link {
    background: #fff;
    border-radius: 4px;
    padding: 32px;
    text-align: center;
    font-family: var(--font-serif);
    font-size: 14px;
    color: var(--c-ink);
    letter-spacing: 0.15em;
  }

  /* ============ ⑩ 無料登録・メルマガ ============ */
  .sec-cta {
    padding: 160px 5vw;
    text-align: center;
    background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-bg-sun) 100%);
  }
  .sec-cta .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 24px;
  }
  .sec-cta h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.6vw, 32px);
    font-weight: normal;
    line-height: 1.8;
    margin-bottom: 16px;
  }
  .sec-cta p {
    font-size: 14px;
    color: var(--c-ink-soft);
    margin-bottom: 48px;
    line-height: 2;
  }
  .mail-form {
    display: flex;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto;
  }
  .mail-form .input {
    flex: 1;
    background: #fff;
    border: 1px solid var(--c-line);
    border-radius: 999px;
    padding: 14px 24px;
    font-size: 13px;
    color: var(--c-ink-mute);
    text-align: left;
  }
  .mail-form .submit {
    background: var(--c-ink);
    color: #fff;
    border-radius: 999px;
    padding: 14px 32px;
    font-size: 13px;
    letter-spacing: 0.1em;
  }

  /* ============ ⑪ FAQ ============ */
  .sec-faq {
    padding: 160px 5vw;
    max-width: 800px;
    margin: 0 auto;
  }
  .sec-faq .kicker {
    font-family: var(--font-serif);
    font-size: 12px;
    color: var(--c-accent);
    letter-spacing: 0.3em;
    margin-bottom: 20px;
    text-align: center;
  }
  .sec-faq h2 {
    font-family: var(--font-serif);
    font-size: clamp(22px, 2.4vw, 28px);
    font-weight: normal;
    text-align: center;
    margin-bottom: 64px;
  }
  .faq-item {
    border-bottom: 1px solid var(--c-line-soft);
    padding: 28px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
  }
  .faq-item .q {
    font-family: var(--font-serif);
    font-size: 15px;
  }
  .faq-item .toggle {
    font-size: 18px;
    color: var(--c-ink-mute);
    font-family: var(--font-serif);
  }

  /* ============ ⑫ フッター ============ */
  footer {
    background: var(--c-ink);
    color: rgba(255, 255, 255, 0.85);
    padding: 80px 5vw 32px;
  }
  .footer-inner {
    max-width: 1200px;
    margin: 0 auto;
  }
  .footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 56px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  }
  .footer-top .brand .name {
    font-family: var(--font-serif);
    font-size: 17px;
    margin-bottom: 16px;
    letter-spacing: 0.05em;
  }
  .footer-top .brand .meta {
    font-size: 12px;
    line-height: 2;
    color: rgba(255, 255, 255, 0.65);
    white-space: pre-line;
  }
  .footer-top .col h4 {
    font-family: var(--font-serif);
    font-size: 13px;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: normal;
    letter-spacing: 0.1em;
  }
  .footer-top .col ul { list-style: none; }
  .footer-top .col ul li {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.65);
    line-height: 2.2;
  }
  .footer-bottom {
    padding-top: 32px;
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.1em;
  }

  /* ============ レスポンシブ ============ */
  @media (max-width: 900px) {
    /* ヒーロー：縦メニューを隠してハンバーガーに切り替え */
    .hero-nav {
      padding: 20px 5vw 20px 5vw;
      align-items: center;
    }
    .hero-nav .nav-left {
      gap: 0;
    }
    .hero-nav .nav-items {
      display: none;
    }
    .hero-nav .nav-cta {
      display: none;
    }
    .hero-nav .hamburger {
      display: flex;
    }
    .hero-nav .logo-img {
      height: 68px;
    }
    /* ハンバーガー展開時：縦メニュー + CTAを表示（オーバーレイ風） */
    .hero-nav.is-open {
      flex-direction: column;
      align-items: stretch;
      background: rgba(251, 250, 245, 0.96);
      padding: 24px 5vw 32px;
      gap: 24px;
    }
    .hero-nav.is-open .nav-left {
      width: 100%;
    }
    .hero-nav.is-open .nav-items {
      display: flex;
      margin-top: 24px;
      width: 100%;
    }
    .hero-nav.is-open .nav-items a {
      padding: 14px 0 14px 20px;
      border-bottom: 1px solid var(--c-line-soft);
      font-size: 14px;
    }
    .hero-nav.is-open .nav-cta {
      display: flex;
      width: 100%;
      gap: 12px;
    }
    .hero-nav.is-open .nav-cta a {
      flex: 1;
      text-align: center;
      padding: 12px 16px;
    }
    .hero-nav.is-open .hamburger {
      position: absolute;
      top: 20px;
      right: 5vw;
    }

    .hero-poem { font-size: 14px; line-height: 2.2; }
    .learning-head { grid-template-columns: 1fr; gap: 32px; }
    .course-cards { grid-template-columns: 1fr; }
    .course-item { grid-template-columns: 1fr; gap: 32px; }
    .course-item:nth-child(even) { grid-template-columns: 1fr; }
    .course-item:nth-child(even) .visual { order: 0; }
    .people-grid { grid-template-columns: 1fr; gap: 48px; }
    .person:nth-child(2) .photo { margin-top: 0; }
    .voice-stats { grid-template-columns: 1fr; gap: 32px; }
    .voice-grid { grid-template-columns: 1fr; }
    .event-row {
      grid-template-columns: 1fr;
      gap: 12px;
    }
    .blog-grid { grid-template-columns: 1fr; }
    .related-inner { grid-template-columns: 1fr; gap: 48px; }
    .partners { grid-template-columns: repeat(2, 1fr); }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
    .four-elements { grid-template-columns: repeat(2, 1fr); }
    .four-elements .el { border-right: none; border-bottom: 1px solid var(--c-line-soft); }
    .mail-form { flex-direction: column; }
    .steps { flex-direction: column; align-items: flex-start; gap: 12px; }
    .steps .arrow { display: none; }
  }

  /* ============ ヒーロー背景アニメーション ============ */
  .hero-bg {
    background: linear-gradient(135deg, #d8eccc 0%, #fbfaf5 35%, #f5e0e3 70%, #e8f2de 100%);
    background-size: 300% 300%;
    animation: heroBgShift 14s ease infinite;
    width: 100%;
    height: 100%;
  }
  @keyframes heroBgShift {
    0%, 100% { background-position: 0% 50%; }
    50%       { background-position: 100% 50%; }
  }
  .hero-circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.65;
    filter: blur(24px);
  }
  .hero-circle-1 {
    width: 760px; height: 760px;
    background: radial-gradient(circle, #7a8e6c 0%, transparent 70%);
    bottom: -260px; left: -200px;
    animation: heroFloat1 13s ease-in-out infinite;
  }
  .hero-circle-2 {
    width: 660px; height: 660px;
    background: radial-gradient(circle, #c89aa1 0%, transparent 70%);
    top: -180px; right: -160px;
    animation: heroFloat2 16s ease-in-out infinite;
  }
  .hero-circle-3 {
    width: 580px; height: 580px;
    background: radial-gradient(circle, #f5e6a0 0%, transparent 70%);
    top: 35%; left: 32%;
    animation: heroFloat3 19s ease-in-out infinite;
  }
  @keyframes heroFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(200px, 130px) scale(1.12); }
    66%       { transform: translate(-80px, 200px) scale(0.93); }
  }
  @keyframes heroFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33%       { transform: translate(-160px, -120px) scale(1.1); }
    66%       { transform: translate(120px, -170px) scale(0.9); }
  }
  @keyframes heroFloat3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%       { transform: translate(-180px, 150px) scale(1.15); }
  }

  /* ============ ラーニング丸アニメーション ============ */
  .sec-learning::before {
    animation: learningCircle 22s ease-in-out infinite;
  }
  @keyframes learningCircle {
    0%, 100% { transform: translate(0, 0); }
    33%       { transform: translate(-60px, 40px); }
    66%       { transform: translate(30px, -50px); }
  }
  .sec-learning::after {
    content: "";
    position: absolute;
    bottom: -80px;
    left: -80px;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    z-index: 0;
    animation: learningCircleLeft 28s ease-in-out infinite;
  }
  @keyframes learningCircleLeft {
    0%, 100% { transform: translate(0, 0); }
    33%       { transform: translate(50px, -40px); }
    66%       { transform: translate(-30px, 60px); }
  }

  /* ============ メルマガフォーム ============ */
  .mail-form input[type="email"] {
    flex: 1;
    background: #fff;
    border: 1px solid var(--c-line);
    border-radius: 999px;
    padding: 14px 24px;
    font-size: 13px;
    color: var(--c-ink);
    outline: none;
    font-family: var(--font-sans);
  }
  .mail-form input[type="email"]::placeholder { color: var(--c-ink-mute); }
  .mail-form button {
    background: var(--c-ink);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: 14px 32px;
    font-size: 13px;
    letter-spacing: 0.1em;
    cursor: pointer;
    font-family: var(--font-sans);
    white-space: nowrap;
  }
  .mail-form button:hover { opacity: 0.85; }
  #newsletter-msg { margin-top: 16px; font-size: 13px; letter-spacing: 0.05em; }

/* ============ ヒーロー順次表示アニメーション ============ */
.hero-nav .logo-img,
.hero-nav .nav-items a,
.hero-nav .hamburger,
.hero-center-name,
.hero-scroll {
  opacity: 0;
}
@keyframes heroFadeFromTop {
  from { opacity: 0; transform: translateY(-18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroFadeFromLeft {
  from { opacity: 0; transform: translateX(-16px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes heroFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ============ サブページ共通 ============ */
.page-header {
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
  position: sticky;
  top: 0;
  z-index: 100;
}
/* hero-navの縦型レイアウトを水平に上書き */
.page-header .hero-nav {
  padding: 16px 5vw;
  align-items: center;
}
.page-header .hero-nav .nav-left {
  flex-direction: row;
  align-items: center;
  gap: 40px;
}
.page-header .hero-nav .nav-items {
  flex-direction: row;
  gap: 0;
}
.page-header .hero-nav .nav-items a {
  padding: 8px 16px;
}
.page-header .hero-nav .logo-img {
  height: 56px;
}
/* opacity:0 アニメーション初期値を無効化 */
.page-header .hero-nav .logo-img,
.page-header .hero-nav .nav-items a,
.page-header .hero-nav .hamburger {
  opacity: 1;
  animation: none;
}
.page-body {
  max-width: 860px;
  margin: 0 auto;
  padding: 72px 24px 120px;
}
.page-kicker {
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--c-ink-mute);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.page-h1 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--c-ink);
  margin-bottom: 56px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--c-line);
}
/* 会社概要テーブル */
.company-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.8;
}
.company-table th,
.company-table td {
  padding: 20px 0;
  border-bottom: 1px solid var(--c-line-soft);
  vertical-align: top;
  text-align: left;
}
.company-table th {
  width: 160px;
  color: var(--c-ink-mute);
  font-weight: 400;
  letter-spacing: 0.05em;
  font-size: 13px;
  padding-right: 24px;
  white-space: nowrap;
}
/* お問い合わせフォーム */
.contact-form {
  margin-top: 0;
}
.contact-form .field {
  margin-bottom: 28px;
}
.contact-form label {
  display: block;
  font-size: 13px;
  color: var(--c-ink-soft);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.contact-form label .req {
  font-size: 11px;
  color: var(--c-accent-pink);
  margin-left: 6px;
}
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 15px;
  font-family: var(--font-sans);
  color: var(--c-ink);
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}
.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--c-accent);
}
.contact-form textarea {
  resize: vertical;
  min-height: 160px;
}
.contact-form .submit-btn {
  display: inline-block;
  background: var(--c-ink);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 16px 48px;
  font-size: 14px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: opacity 0.2s;
  font-family: var(--font-sans);
}
.contact-form .submit-btn:hover { opacity: 0.8; }
.contact-note {
  font-size: 13px;
  color: var(--c-ink-mute);
  margin-bottom: 40px;
  line-height: 1.9;
}
@media (max-width: 767px) {
  .page-body { padding: 48px 20px 80px; }
  .page-h1 { font-size: 22px; }
  .company-table th { width: 100px; font-size: 12px; }
  .page-header .hero-nav .logo-img { height: 44px; }
  .page-header .hero-nav .nav-left { gap: 20px; }
  .page-header .hero-nav .nav-items { display: none; }
  .page-header .hero-nav .hamburger { display: flex; }
}

/* ============ 外部リンク（トレーナー肩書き） ============ */
.role-link {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.role-link:hover { opacity: 0.7; }
.ext-icon {
  opacity: 0.5;
  flex-shrink: 0;
  vertical-align: middle;
}

/* ============ お問い合わせ フォームメッセージ ============ */
.form-message {
  padding: 16px 20px;
  border-radius: 8px;
  margin-bottom: 32px;
  font-size: 14px;
  line-height: 1.7;
}
.form-message--ok {
  background: rgba(122, 142, 108, 0.12);
  color: var(--c-accent);
  border: 1px solid rgba(122, 142, 108, 0.3);
}
.form-message--err {
  background: rgba(200, 154, 161, 0.12);
  color: #a05060;
  border: 1px solid rgba(200, 154, 161, 0.3);
}
.recaptcha-note {
  margin-top: 16px;
  font-size: 11px;
  color: var(--c-ink-mute);
  line-height: 1.7;
}
.recaptcha-note a { color: var(--c-ink-mute); }

/* ============ サンクスページ ============ */
.thanks-body {
  text-align: center;
  padding-top: 80px;
}
.thanks-icon {
  color: var(--c-accent);
  margin-bottom: 24px;
}
.thanks-body .page-h1 {
  border-bottom: none;
  margin-bottom: 24px;
}
.thanks-lead {
  font-size: 15px;
  color: var(--c-ink-soft);
  line-height: 2;
  margin-bottom: 48px;
}
.thanks-btn {
  display: inline-block;
  border: 1px solid var(--c-line);
  color: var(--c-ink-soft);
  text-decoration: none;
  border-radius: 999px;
  padding: 14px 40px;
  font-size: 13px;
  letter-spacing: 0.1em;
  transition: background 0.2s, color 0.2s;
}
.thanks-btn:hover {
  background: var(--c-ink);
  color: #fff;
  border-color: var(--c-ink);
}

/* reCAPTCHA バッジ非表示（帰属表記はフォーム内に記載） */
.grecaptcha-badge { visibility: hidden !important; }

.thanks-note {
  font-size: 13px;
  color: var(--c-ink-mute);
}

/* ============ ナビ サブ項目 ============ */
.hero-nav .nav-items a.nav-sub {
  padding-left: 28px;
  font-size: 12px;
  color: var(--c-ink-mute);
}
.hero-nav .nav-items a.nav-sub::before {
  left: 14px;
  width: 6px;
}

/* page-header内ではnav-subの字下げをリセット */
.page-header .hero-nav .nav-items a.nav-sub {
  padding-left: 16px;
  font-size: 13px;
  color: var(--c-ink-soft);
}
.page-header .hero-nav .nav-items a.nav-sub::before {
  left: 0;
  width: 8px;
}