@layer reset, tokens, base, layout, components, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body, h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
  ul, ol { padding: 0; list-style: none; }
  img { display: block; max-width: 100%; }
  button, a { font: inherit; }
  button { cursor: pointer; }
}

@layer tokens {
  :root {
    --color-navy-900: #1F3349;
    --color-navy-700: #2E4A66;
    --color-navy-100: #EAF0F5;
    --color-green-700: #5F7F6A;
    --color-green-300: #B8CBBB;
    --color-green-100: #EEF5EF;
    --color-mustard-600: #D6A23A;
    --color-mustard-100: #FFF4D8;
    --color-text: #33383D;
    --color-text-subtle: #66717A;
    --color-border: #DDE3E8;
    --color-surface: #FFFFFF;
    --color-bg: #F7F8F6;
    --color-warm: #FFFDF8;
    --radius-sm: 6px;
    --radius-md: 8px;
    --shadow-soft: 0 8px 24px rgba(31, 51, 73, .06);
    --container: 1120px;
    --header-height: 76px;
  }
}

@layer base {
  :root { color: var(--color-text); background: var(--color-bg); font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif; font-synthesis: none; }
  body { min-width: 320px; background: var(--color-bg); font-size: 16px; line-height: 1.9; letter-spacing: 0; -webkit-font-smoothing: antialiased; }
  a { color: inherit; text-decoration: none; }
  a, button, summary { -webkit-tap-highlight-color: transparent; }
  :focus-visible { outline: 3px solid var(--color-navy-700); outline-offset: 3px; }
  h1, h2, h3 { color: var(--color-navy-900); font-weight: 700; line-height: 1.45; }
  h1 { font-size: 30px; }
  h2 { font-size: 25px; }
  h3 { font-size: 21px; }
  p { color: var(--color-text); }
}

@layer layout {
  .l-container { width: min(100% - 40px, var(--container)); margin-inline: auto; }
  .section { padding-block: 64px; scroll-margin-top: calc(var(--header-height) + 20px); }
  .section--warm { background: var(--color-warm); }
  .section--soft { background: var(--color-green-100); }
  .section--green { background: var(--color-green-100); }
  .section--navy { background: var(--color-navy-900); }
  .section--mustard { background: var(--color-mustard-100); }
  .section-heading { max-width: 720px; margin-bottom: 32px; }
  .section-heading--split { display: grid; gap: 20px; max-width: 900px; }
  .section-heading--light h2, .section-heading--light p { color: var(--color-surface); }
  .section-heading--light .c-eyebrow { color: var(--color-green-300); }
  .section-heading h2 { margin-top: 8px; }
  .section-heading > p:last-child { margin-top: 16px; color: var(--color-text-subtle); }
  .section-heading--light > p:last-child { color: rgba(255,255,255,.78); }
  .narrow-intro { max-width: 720px; text-align: center; }
  .narrow-intro h2 { margin-top: 8px; }
  .narrow-intro > p:last-child { margin-top: 16px; color: var(--color-text-subtle); }
  .hero { position: relative; display: grid; align-items: end; min-height: 600px; overflow: hidden; padding-block: 56px 72px; background: var(--color-navy-900); isolation: isolate; }
  .hero::before { content: ""; position: absolute; z-index: 2; inset: 0; background: rgba(19, 41, 58, .40); }
  .hero__media { position: absolute; z-index: 1; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 66% center; }
  .hero__inner { position: relative; z-index: 3; }
  .hero__copy { max-width: 560px; color: var(--color-surface); }
  .hero__scroll { display: none; }
  .concern-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 40px; }
  .concern-item { padding: 20px 16px; border-top: 1px solid var(--color-green-300); }
  .concern-item__index { display: block; color: var(--color-green-700); font: 600 13px/1.4 Georgia, serif; }
  .concern-item h3 { margin-top: 8px; font-size: 16px; line-height: 1.6; }
  .section-bridge { margin-top: 48px; text-align: center; }
  .section-bridge p { color: var(--color-navy-700); font-size: 18px; line-height: 1.8; }
  .section-bridge strong { color: var(--color-green-700); }
  .section-image { margin-top: 32px; overflow: hidden; border-radius: var(--radius-md); background: var(--color-navy-100); box-shadow: var(--shadow-soft); }
  .section-image--wide { aspect-ratio: 4 / 3; }
  .section-image img, .section-photo img { width: 100%; height: 100%; object-fit: cover; }
  .section-image--wide img { object-position: center; }
  .section-photo { overflow: hidden; aspect-ratio: 4 / 3; border-radius: var(--radius-md); background: var(--color-navy-100); box-shadow: var(--shadow-soft); }
  .brain-flow { display: flex; flex-direction: column; gap: 12px; margin-top: 40px; }
  .brain-flow__step { display: grid; grid-template-columns: 48px 1fr; align-items: center; column-gap: 14px; padding: 16px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
  .brain-flow__step strong { color: var(--color-navy-900); font-size: 16px; }
  .brain-flow__step small { grid-column: 2; color: var(--color-text-subtle); font-size: 13px; }
  .brain-flow__step--highlight { border-color: var(--color-mustard-600); background: var(--color-mustard-100); }
  .flow-icon { grid-row: span 2; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--color-navy-100); color: var(--color-navy-700); font-size: 23px; }
  .brain-flow__step--highlight .flow-icon { background: var(--color-mustard-600); color: var(--color-navy-900); }
  .brain-flow__arrow { align-self: center; color: var(--color-green-700); font-size: 20px; transform: rotate(90deg); }
  .feature-grid { display: grid; gap: 12px; }
  .feature-card { position: relative; min-height: 205px; padding: 24px 20px; border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius-md); background: rgba(255,255,255,.08); }
  .feature-card__number { position: absolute; top: 20px; right: 20px; color: var(--color-green-300); font: 600 13px/1.4 Georgia, serif; }
  .feature-card__icon { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid rgba(184,203,187,.55); border-radius: 50%; color: var(--color-green-300); font-size: 20px; }
  .feature-card h3 { margin-top: 16px; color: var(--color-surface); font-size: 19px; }
  .feature-card p { margin-top: 10px; color: rgba(255,255,255,.76); font-size: 14px; line-height: 1.75; }
  .growth-layout { display: grid; gap: 36px; }
  .growth-copy h2 { margin-top: 8px; }
  .growth-copy h2 em { color: var(--color-green-700); font-style: normal; }
  .growth-copy > p:not(.c-eyebrow) { margin-top: 16px; color: var(--color-text-subtle); }
  .growth-copy .c-text-link { margin-top: 24px; }
  .growth-list { border-top: 1px solid var(--color-border); }
  .growth-list li { display: grid; grid-template-columns: 34px 1fr; gap: 2px 12px; padding: 16px 0; border-bottom: 1px solid var(--color-border); }
  .growth-list span { grid-row: span 2; color: var(--color-green-700); font: 600 13px/1.8 Georgia, serif; }
  .growth-list strong { color: var(--color-navy-900); font-size: 16px; }
  .growth-list small { color: var(--color-text-subtle); font-size: 13px; }
  .lesson-layout { display: grid; gap: 12px; }
  .section-image + .lesson-layout { margin-top: 20px; }
  .lesson-main, .lesson-side article { padding: 28px 24px; border-radius: var(--radius-md); }
  .lesson-main { background: var(--color-navy-900); color: var(--color-surface); }
  .lesson-main h3, .lesson-main p { color: var(--color-surface); }
  .lesson-main h3 { margin-top: 12px; font-size: 28px; }
  .lesson-main p { margin-top: 16px; color: rgba(255,255,255,.78); font-size: 15px; }
  .lesson-main__label, .lesson-side__label, .price-card__tag { color: var(--color-green-700); font: 600 12px/1.4 Georgia, serif; letter-spacing: .08em; }
  .lesson-main__label { color: var(--color-green-300); }
  .check-list { display: grid; gap: 8px; margin-top: 20px; }
  .check-list li { position: relative; padding-left: 22px; font-size: 14px; }
  .lesson-main .check-list li { color: rgba(255,255,255,.9); }
  .check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--color-green-700); }
  .lesson-main .check-list li::before { color: var(--color-mustard-600); }
  .lesson-side { display: grid; gap: 12px; }
  .lesson-side article { background: var(--color-surface); border: 1px solid var(--color-border); }
  .lesson-side h3 { margin-top: 12px; }
  .lesson-side p { margin-top: 12px; color: var(--color-text-subtle); font-size: 14px; }
  .lesson-side .c-text-link { margin-top: 18px; }
  .lesson-balance { display: flex; align-items: center; gap: 12px; padding: 14px 16px; background: var(--color-mustard-100); color: var(--color-navy-900); }
  .lesson-balance span { font: 700 18px/1 Georgia, serif; }
  .lesson-balance i { display: block; flex: 1; height: 6px; border-radius: 6px; background: linear-gradient(90deg, var(--color-navy-700) 0 80%, var(--color-green-700) 80%); }
  .lesson-balance small { font-size: 11px; }
  .split-feature { display: grid; gap: 32px; align-items: center; }
  .split-feature__visual { order: 1; }
  .split-feature__copy { order: 2; }
  .split-feature__copy h2 { margin-top: 8px; }
  .split-feature__copy > p:not(.c-eyebrow) { margin-top: 16px; color: var(--color-text-subtle); }
  .tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
  .tag-list li { padding: 4px 10px; border: 1px solid var(--color-green-300); border-radius: 100px; color: var(--color-green-700); font-size: 13px; }
  .split-feature__copy .c-text-link { margin-top: 24px; }
  .photo-placeholder { position: relative; display: flex; flex-direction: column; justify-content: flex-end; min-height: 300px; overflow: hidden; padding: 24px; border-radius: var(--radius-md); color: var(--color-surface); background: var(--color-green-700); isolation: isolate; }
  .photo-placeholder::before, .photo-placeholder::after { content: ""; position: absolute; z-index: -1; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; }
  .photo-placeholder::before { width: 260px; height: 260px; top: -80px; right: -60px; }
  .photo-placeholder::after { width: 190px; height: 190px; bottom: -90px; left: -40px; }
  .photo-placeholder--food { background: var(--color-green-700); }
  .photo-placeholder--senior { background: var(--color-navy-700); }
  .photo-placeholder__label { align-self: flex-start; padding: 5px 8px; border: 1px solid rgba(255,255,255,.5); font: 600 10px/1.3 Georgia, serif; letter-spacing: .12em; }
  .photo-placeholder strong { margin-top: 60px; font-size: 25px; line-height: 1.45; }
  .photo-placeholder small { margin-top: 6px; color: rgba(255,255,255,.78); }
  .profile-block { display: grid; gap: 28px; padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-soft); }
  .profile-block__photo img { width: 160px; height: 160px; object-fit: cover; object-position: center 30%; margin-inline: auto; border: 1px solid var(--color-border); border-radius: 50%; }
  .profile-block__role { color: var(--color-green-700); font-size: 13px; }
  .profile-block h3 { margin-top: 4px; font-size: 28px; }
  .profile-block__lead { margin-top: 16px; color: var(--color-navy-700); font-size: 17px; }
  .profile-facts { margin-top: 24px; border-top: 1px solid var(--color-border); }
  .profile-facts div { padding: 12px 0; border-bottom: 1px solid var(--color-border); }
  .profile-facts dt { color: var(--color-text-subtle); font-size: 12px; }
  .profile-facts dd { margin-top: 2px; color: var(--color-text); font-size: 14px; }
  .gallery-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
  .gallery-grid .photo-placeholder { min-height: 160px; padding: 16px; }
  .gallery-grid .photo-placeholder span { font: 600 17px/1.4 Georgia, serif; letter-spacing: .12em; }
  .gallery-grid .photo-placeholder small { font-size: 12px; }
  .photo-placeholder--piano { background: var(--color-navy-700); }
  .photo-placeholder--room { background: var(--color-green-700); }
  .photo-placeholder--lesson { background: var(--color-mustard-600); color: var(--color-navy-900); }
  .photo-placeholder--event { background: #7A8B7C; }
  .voice-layout { display: grid; gap: 32px; align-items: center; }
  .voice-layout h2 { margin-top: 8px; }
  .voice-layout > div > p:not(.c-eyebrow) { margin-top: 16px; color: var(--color-text-subtle); }
  .voice-placeholder { padding: 28px 24px; border-left: 4px solid var(--color-green-700); background: var(--color-surface); }
  .voice-placeholder__mark { display: block; color: var(--color-green-700); font: 700 44px/1 Georgia, serif; }
  .voice-placeholder p { color: var(--color-navy-900); font-size: 17px; }
  .voice-placeholder small { display: block; margin-top: 12px; color: var(--color-text-subtle); }
  .price-grid { display: grid; gap: 12px; }
  .price-card { padding: 24px 20px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
  .price-card--featured { border-color: var(--color-mustard-600); box-shadow: var(--shadow-soft); }
  .price-card h3 { margin-top: 8px; font-size: 20px; }
  .price-card__value { margin-top: 24px; color: var(--color-navy-700); font-weight: 600; }
  .price-card dl { margin-top: 20px; border-top: 1px solid var(--color-border); }
  .price-card dl div { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--color-border); font-size: 13px; }
  .price-card dt { color: var(--color-text-subtle); }
  .price-card dd { text-align: right; }
  .cta-block { display: grid; gap: 28px; align-items: center; }
  .cta-block h2 { margin-top: 8px; }
  .cta-block > div > p:not(.c-eyebrow) { margin-top: 16px; color: var(--color-text-subtle); }
  .cta-block__actions { display: grid; gap: 10px; }
  .cta-block__actions small { color: var(--color-text-subtle); font-size: 12px; }
  .steps { margin-top: 56px; padding-top: 28px; border-top: 1px solid rgba(31,51,73,.18); }
  .steps__heading h3 { margin-top: 6px; font-size: 20px; }
  .steps__list { display: grid; gap: 14px; margin-top: 24px; }
  .steps__list li { display: grid; grid-template-columns: 34px 1fr; column-gap: 12px; }
  .steps__list span { grid-row: span 2; color: var(--color-green-700); font: 600 13px/1.8 Georgia, serif; }
  .steps__list strong { font-size: 15px; }
  .steps__list small { color: var(--color-text-subtle); font-size: 12px; }
  .access-grid { display: grid; gap: 16px; }
  .map-placeholder { display: grid; min-height: 260px; place-content: center; justify-items: center; gap: 8px; border: 1px dashed var(--color-green-300); border-radius: var(--radius-md); background: var(--color-navy-100); color: var(--color-navy-700); text-align: center; }
  .map-placeholder__pin { font-size: 36px; }
  .map-placeholder strong { font-size: 15px; }
  .map-placeholder small { font-size: 12px; color: var(--color-text-subtle); }
  .access-details { padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); }
  .access-details dl div { display: grid; grid-template-columns: 100px 1fr; gap: 12px; padding: 13px 0; border-bottom: 1px solid var(--color-border); }
  .access-details dt { color: var(--color-text-subtle); font-size: 13px; }
  .access-details dd { font-size: 14px; }
  .access-details dd span { color: var(--color-text-subtle); font-size: 12px; }
  .access-details .c-text-link { margin-top: 20px; }
  .faq-layout { display: grid; gap: 32px; }
  .faq-intro h2 { margin-top: 8px; }
  .faq-intro > p:not(.c-eyebrow) { margin-top: 16px; color: var(--color-text-subtle); }
  .faq-intro .c-text-link { margin-top: 24px; }
  .faq-list { border-top: 1px solid var(--color-border); }
  .faq-list details { border-bottom: 1px solid var(--color-border); }
  .faq-list summary { display: flex; justify-content: space-between; gap: 16px; align-items: center; min-height: 60px; padding: 14px 0; color: var(--color-navy-900); cursor: pointer; font-weight: 600; list-style: none; }
  .faq-list summary::-webkit-details-marker { display: none; }
  .faq-list summary span { flex: 0 0 auto; display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid var(--color-green-300); border-radius: 50%; color: var(--color-green-700); font-size: 20px; font-weight: 400; }
  .faq-list details[open] summary span { transform: rotate(45deg); }
  .faq-list details p { padding: 0 44px 18px 0; color: var(--color-text-subtle); font-size: 14px; }
  .blog-section .section-heading { margin-bottom: 28px; }
  .blog-grid { display: grid; gap: 12px; }
  .blog-card { padding: 22px 20px; border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius-md); background: rgba(255,255,255,.07); }
  .blog-card__category { color: var(--color-green-300); font-size: 12px; }
  .blog-card h3 { margin-top: 12px; color: var(--color-surface); font-size: 19px; }
  .blog-card p { margin-top: 8px; color: rgba(255,255,255,.72); font-size: 14px; }
  .blog-card a { display: inline-flex; gap: 8px; margin-top: 18px; color: var(--color-mustard-600); font-size: 14px; font-weight: 600; }
  .site-footer { padding: 48px 0 112px; background: var(--color-navy-900); color: var(--color-surface); }
  .site-footer__main { display: grid; gap: 40px; }
  .brand { display: inline-flex; align-items: center; gap: 10px; min-width: 0; color: var(--color-navy-900); }
  .brand__mark { display: grid; place-items: center; width: 36px; height: 36px; border: 1px solid currentColor; border-radius: 50%; font: 600 19px/1 Georgia, serif; }
  .brand__text { display: grid; gap: 0; line-height: 1.2; }
  .brand__text strong { font: 600 17px/1.2 Georgia, serif; letter-spacing: .08em; }
  .brand__text small { margin-top: 3px; font-size: 10px; }
  .brand--footer { color: var(--color-surface); }
  .site-footer__brand p { max-width: 360px; margin-top: 18px; color: rgba(255,255,255,.72); font-size: 14px; }
  .site-footer__links { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  .site-footer__links h2 { margin-bottom: 12px; color: var(--color-green-300); font-size: 13px; font-weight: 600; }
  .site-footer__links a { display: block; padding-block: 4px; color: rgba(255,255,255,.82); font-size: 13px; }
  .site-footer__bottom { display: flex; flex-direction: column; gap: 4px; margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.16); color: rgba(255,255,255,.56); font-size: 11px; }
}

@layer components {
  .c-skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; padding: 8px 12px; border-radius: var(--radius-sm); background: var(--color-navy-900); color: var(--color-surface); transform: translateY(-150%); }
  .c-skip-link:focus { transform: translateY(0); }
  .c-eyebrow { color: var(--color-green-700); font: 600 12px/1.5 Georgia, serif; letter-spacing: .09em; text-transform: uppercase; }
  .hero .c-eyebrow { color: rgba(255,255,255,.9); font-size: 13px; font-weight: 700; }
  .hero__copy > h1 { margin-top: 12px; color: var(--color-surface); text-shadow: 0 2px 16px rgba(19,41,58,.45); }
  .hero__copy > h1 em { color: var(--color-mustard-100); font-style: normal; }
  .hero__lead { margin-top: 18px; max-width: 460px; color: rgba(255,255,255,.92); font-size: 15px; line-height: 1.85; text-shadow: 0 2px 12px rgba(19,41,58,.42); }
  .hero__actions { display: grid; gap: 10px; margin-top: 28px; }
  .c-button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 12px 20px; border: 1px solid transparent; border-radius: var(--radius-md); font-size: 15px; font-weight: 600; line-height: 1.4; text-align: center; transition: background-color .2s ease, border-color .2s ease, transform .2s ease; }
  .c-button:hover { transform: translateY(-1px); }
  .c-button--primary { background: var(--color-mustard-600); color: var(--color-navy-900); }
  .c-button--primary:hover { background: #C7922E; }
  .c-button--secondary { border-color: var(--color-green-300); background: var(--color-surface); color: var(--color-navy-900); }
  .c-button--secondary:hover { background: var(--color-green-100); }
  .hero .c-button--secondary { border-color: rgba(255,255,255,.72); background: rgba(255,255,255,.08); color: var(--color-surface); }
  .hero .c-button--secondary:hover { background: rgba(255,255,255,.18); }
  .c-button--small { min-height: 44px; padding: 9px 13px; font-size: 12px; white-space: nowrap; }
  .c-button--large { min-height: 52px; }
  .trust-list { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 20px; }
  .trust-list li { color: rgba(255,255,255,.84); font-size: 12px; }
  .trust-list li span { margin-right: 5px; color: var(--color-mustard-600); font-weight: 700; }
  .c-text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--color-navy-700); font-size: 14px; font-weight: 600; }
  .c-text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
  .c-note { margin-top: 24px; color: var(--color-text-subtle); font-size: 12px; line-height: 1.7; }
  .site-header { position: sticky; z-index: 20; top: 0; min-height: var(--header-height); border-bottom: 1px solid transparent; background: rgba(255,253,248,.94); backdrop-filter: blur(12px); }
  .site-header.is-scrolled { border-color: var(--color-border); }
  .site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: var(--header-height); gap: 14px; }
  .site-header .brand__mark { width: 32px; height: 32px; font-size: 17px; }
  .site-header .brand__text strong { font-size: 15px; }
  .site-header .brand__text small { font-size: 9px; }
  .global-nav { display: none; }
  .site-header__actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
  .menu-toggle { display: grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); color: var(--color-navy-900); }
  .menu-toggle__lines { display: grid; gap: 4px; }
  .menu-toggle__lines i { display: block; width: 19px; height: 1.5px; background: currentColor; }
  .mobile-menu { border-top: 1px solid var(--color-border); background: var(--color-warm); }
  .mobile-menu nav { display: grid; width: min(100% - 40px, var(--container)); margin-inline: auto; padding-block: 10px 20px; }
  .mobile-menu nav a { padding: 12px 0; border-bottom: 1px solid var(--color-border); color: var(--color-navy-900); font-size: 15px; }
  .mobile-menu .mobile-menu__cta { margin-top: 12px; padding: 14px 16px; border: 0; border-radius: var(--radius-md); background: var(--color-mustard-600); font-weight: 700; }
  .fixed-cta { position: fixed; z-index: 19; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--color-border); background: rgba(255,255,255,.96); padding-bottom: env(safe-area-inset-bottom); }
  .fixed-cta a { display: grid; place-items: center; gap: 2px; min-height: 62px; color: var(--color-navy-900); }
  .fixed-cta a + a { border-left: 1px solid var(--color-border); background: var(--color-mustard-600); }
  .fixed-cta span { font-size: 18px; line-height: 1; }
  .fixed-cta small { font-size: 11px; font-weight: 700; }
}

@layer utilities {
  .u-visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
  .u-mobile-only { display: inline; }
}

@media (min-width: 768px) {
  @layer base { h1 { font-size: 42px; } h2 { font-size: 32px; } h3 { font-size: 23px; } body { font-size: 17px; } }
  @layer layout {
    .l-container { width: min(100% - 64px, var(--container)); }
    .section { padding-block: 80px; }
    .hero { min-height: min(660px, calc(100vh - var(--header-height) - 48px)); padding-block: 76px 96px; }
    .concern-grid { grid-template-columns: repeat(3, 1fr); gap: 16px 24px; margin-top: 48px; }
    .section-image--wide { aspect-ratio: 16 / 7; }
    .concern-item { padding: 24px 16px; }
    .brain-flow { flex-direction: row; align-items: center; gap: 12px; }
    .brain-flow__step { flex: 1; min-height: 140px; padding: 18px; }
    .brain-flow__arrow { transform: none; }
    .feature-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .feature-card:last-child { grid-column: 1 / -1; }
    .growth-layout { grid-template-columns: .8fr 1.2fr; gap: 72px; align-items: start; }
    .lesson-layout { grid-template-columns: 1.15fr .85fr; gap: 16px; }
    .split-feature { grid-template-columns: 1fr 1fr; gap: 64px; }
    .split-feature__visual, .split-feature__copy { order: initial; }
    .split-feature--reverse .split-feature__visual { order: 2; }
    .split-feature--reverse .split-feature__copy { order: 1; }
    .photo-placeholder { min-height: 380px; }
    .profile-block { grid-template-columns: 200px 1fr; align-items: center; padding: 36px; gap: 48px; }
    .profile-block__photo img { width: 180px; height: 180px; }
    .gallery-grid { grid-template-columns: 1.15fr .85fr .85fr; grid-template-rows: 180px 180px; gap: 12px; }
    .gallery-grid .photo-placeholder { min-height: 0; }
    .gallery-grid .photo-placeholder:first-child { grid-row: 1 / -1; }
    .voice-layout { grid-template-columns: 1fr 1fr; gap: 64px; }
    .price-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .cta-block { grid-template-columns: 1.2fr .8fr; gap: 64px; }
    .steps__list { grid-template-columns: repeat(4, 1fr); gap: 24px; }
    .access-grid { grid-template-columns: 1.1fr .9fr; gap: 16px; }
    .faq-layout { grid-template-columns: .7fr 1.3fr; gap: 64px; align-items: start; }
    .blog-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .site-footer { padding-bottom: 48px; }
    .site-footer__main { grid-template-columns: 1fr 1fr; gap: 64px; }
    .site-footer__bottom { flex-direction: row; justify-content: space-between; }
  }
  @layer components { .hero__actions { display: flex; flex-wrap: wrap; } .fixed-cta { display: none; } .u-mobile-only { display: none; } }
}

@media (max-width: 767px) {
  .hero__media { object-position: 55% center; }
  .hero .c-button { min-height: 52px; }
}

@media (min-width: 1024px) {
  @layer base { h1 { font-size: 48px; } h2 { font-size: 36px; } h3 { font-size: 24px; } }
  @layer layout {
    .section { padding-block: 96px; }
    .hero { min-height: min(700px, calc(100vh - var(--header-height) - 56px)); padding-block: 96px 112px; }
    .hero::before { background: rgba(19, 41, 58, .24); }
    .hero__media { object-position: center center; }
    .hero__scroll { position: absolute; z-index: 4; right: 40px; bottom: 32px; display: flex; flex-direction: column; align-items: center; gap: 8px; color: rgba(255,255,255,.7); font: 10px/1 Georgia, serif; letter-spacing: .14em; }
    .hero__scroll i { display: block; width: 1px; height: 42px; background: var(--color-mustard-600); }
    .section-heading--split { grid-template-columns: 1fr .8fr; gap: 64px; align-items: end; }
    .section-heading--split > p { margin: 0; }
    .feature-grid { grid-template-columns: repeat(5, 1fr); }
    .feature-card:last-child { grid-column: auto; }
    .feature-card { min-height: 290px; }
    .cta-block { grid-template-columns: 1.1fr .9fr; }
  }
  @layer components { .global-nav { display: flex; align-items: center; gap: 18px; margin-left: auto; } .global-nav a { color: var(--color-navy-900); font-size: 12px; white-space: nowrap; } .global-nav a:hover { color: var(--color-green-700); } .menu-toggle { display: none; } .site-header__actions { margin-left: 20px; } }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* Shared lower-page building blocks */
.breadcrumbs { padding-block: 16px; color: var(--color-text-subtle); font-size: 12px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumbs li + li::before { content: "/"; margin-right: 6px; color: var(--color-green-700); }
.breadcrumbs a { color: var(--color-navy-700); text-decoration: underline; text-underline-offset: 3px; }
.page-hero { padding-block: 56px 64px; border-top: 1px solid var(--color-border); background: var(--color-warm); }
.page-hero__inner { max-width: 760px; }
.page-hero h1 { margin-top: 10px; color: var(--color-navy-900); }
.page-hero__lead { margin-top: 18px; color: var(--color-text-subtle); font-size: 16px; }

/* Top page refresh: warm, parent-friendly world inspired by HITOTOSE's existing LP. */
.home-refresh { --home-coral:#e85f6f; --home-coral-soft:#fff0ef; --home-leaf:#b96c78; --home-yellow:#d6a45e; --home-ink:#49352d; --home-ivory:#fffaf2; color:var(--home-ink); }
.home-refresh .site-header { background:rgba(255,250,242,.96); }
.home-refresh .brand__mark { border-color:var(--home-coral); color:var(--home-coral); }
.home-refresh .hero { min-height:620px; align-items:center; padding-block:56px 64px; background:var(--home-ivory); }
.home-refresh .hero::before { z-index:2; background:linear-gradient(90deg,rgba(255,250,242,.99) 0%,rgba(255,250,242,.96) 35%,rgba(255,250,242,.38) 58%,rgba(255,250,242,0) 76%); }
.home-refresh .hero__media { object-position:center; }
.home-refresh .hero__copy { max-width:620px; color:var(--home-ink); }
.home-refresh .hero__kicker { display:inline-block; margin-bottom:12px; padding:7px 16px; border-radius:999px; background:#fff0b8; color:#835b12; font-weight:700; font-size:13px; }
.home-refresh .hero .c-eyebrow { color:var(--home-leaf); }
.home-refresh .hero__copy > h1 { margin-top:12px; color:var(--home-ink); text-shadow:none; font-size:clamp(34px,4.4vw,64px); line-height:1.32; }
.home-refresh .hero__copy > h1 span { font-size:.66em; }
.home-refresh .hero__copy > h1 em { color:var(--home-coral); font-style:normal; background:linear-gradient(transparent 72%,#ffe08a 0); }
.home-refresh .hero__brand-line { margin-top:18px; color:var(--home-coral); font-size:clamp(18px,2vw,25px); font-weight:700; }
.home-refresh .hero__brand-line b { margin-inline:8px; color:var(--home-yellow); }
.home-refresh .hero__lead { color:#604d44; text-shadow:none; font-size:16px; }
.home-refresh .hero .c-button--secondary { border-color:#d8c8b9; background:rgba(255,255,255,.78); color:var(--home-ink); }
.home-refresh .hero .c-button--secondary:hover { background:#fff; }
.home-refresh .hero .trust-list li { color:#67574e; }
.home-refresh .hero .trust-list span { color:var(--home-leaf); }
.home-refresh .hero__scroll { color:#8b776b; }
.home-refresh .hero__scroll i { background:var(--home-coral); }
.home-promise { position:relative; overflow:hidden; padding:68px 0; text-align:center; background:var(--home-ivory); }
.home-promise::before,.home-promise::after { content:""; position:absolute; width:150px; height:210px; opacity:.18; background:radial-gradient(ellipse at 50% 100%,var(--home-leaf) 0 5%,transparent 6%) 0 0/38px 42px; transform:rotate(-15deg); }
.home-promise::before { left:-45px; bottom:-35px; }.home-promise::after { right:-45px; top:-30px; transform:rotate(165deg); }
.home-promise__inner { position:relative; z-index:1; max-width:900px; }
.home-promise__label { color:var(--home-leaf); font-size:13px; font-weight:700; }
.home-promise h2 { margin-top:10px; color:var(--home-ink); font-size:clamp(28px,4vw,46px); }
.home-promise h2 em { color:var(--home-coral); font-style:normal; }
.home-promise__inner > p:nth-of-type(2) { max-width:720px; margin:22px auto 0; color:#67574e; line-height:2; }
.home-promise__skills { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; margin-top:34px; }
.home-promise__skills li { display:flex; flex-direction:column; align-items:center; gap:9px; padding:18px 8px; border:1px solid #eadfd1; border-radius:8px; background:#fff; color:#5d493e; font-weight:700; font-size:14px; }
.home-promise__skills span { display:grid; place-items:center; width:50px; height:50px; border-radius:50%; background:var(--home-coral-soft); color:var(--home-coral); font-size:22px; }
.home-promise__skills li:nth-child(2) span { background:#f8e5e5;color:#aa6470; }.home-promise__skills li:nth-child(3) span { background:#f7ead8;color:#a8753e; }.home-promise__skills li:nth-child(4) span { background:#f3e4df;color:#9f615c; }
.home-credentials { display:flex; flex-wrap:wrap; justify-content:center; gap:8px; margin-top:24px; }
.home-credentials span { padding:7px 12px; border-radius:999px; background:#f7eee4; color:#70594c; font-size:12px; font-weight:600; }
.home-refresh .section--warm { background:#fff7f2; }
.home-refresh .section--warm .c-eyebrow,.home-refresh #brain .c-eyebrow { color:var(--home-coral); }
.home-refresh .concern-item__index { color:var(--home-coral); }
.home-refresh .section-bridge strong { color:var(--home-coral); }
@media (max-width:767px) {
  .home-refresh .hero { min-height:auto; padding:0 0 34px; }
  .home-refresh .hero::before { display:none; }
  .home-refresh .hero__media { position:relative; inset:auto; order:1; height:auto; aspect-ratio:16/10; object-fit:cover; object-position:68% center; }
  .home-refresh .hero__inner { order:2; margin-top:-24px; }
  .home-refresh .hero__copy { padding:24px 20px 22px; border:1px solid #eee0d3; border-radius:8px; background:rgba(255,253,248,.97); box-shadow:0 12px 30px rgba(92,62,43,.1); }
  .home-refresh .hero__kicker { margin-bottom:10px; font-size:11px; }
  .home-refresh .hero__copy > h1 { font-size:32px; }
  .home-refresh .hero__copy > h1 span { font-size:18px; }
  .home-refresh .hero__lead br { display:none; }
  .home-refresh .hero__actions { margin-top:22px; }
  .home-refresh .hero__scroll { display:none; }
  .home-promise { padding:56px 0; }
  .home-promise__skills { grid-template-columns:repeat(2,1fr); }
}
@media (min-width:768px) {
  .home-refresh .hero { min-height:min(720px,calc(100vh - var(--header-height) - 20px)); }
  .home-refresh .hero__copy { width:52%; }
}

/* Carry the new hero's illustration language through the complete home page. */
.home-refresh main { background:var(--home-ivory); }
.home-refresh h2,.home-refresh h3 { color:var(--home-ink); }
.home-refresh .c-eyebrow { color:var(--home-leaf); }
.home-refresh .c-button--primary { border-color:var(--home-coral); background:var(--home-coral); color:#fff; }
.home-refresh .c-button--primary:hover { border-color:#cf4f60; background:#cf4f60; }
.home-refresh .c-text-link { color:#b94354; }
.home-refresh .section { background:#fffdf8; }
.home-refresh .section--soft { background:#fbf0eb; }
.home-refresh .section--warm { background:#fff3ef; }
.home-refresh .section--mustard { background:#fff0bd; }
.home-refresh .section--navy { background:#f8e9e5; color:var(--home-ink); }
.home-refresh .section--navy .section-heading--light h2,
.home-refresh .section--navy .section-heading--light p { color:var(--home-ink); }
.home-refresh .section--navy .section-heading--light .c-eyebrow { color:var(--home-coral); }
.home-refresh .section--navy .section-heading--light > p:last-child { color:#67574e; }
.home-refresh .section-image,.home-refresh .section-photo { border:1px solid #eadfd1; border-radius:8px; background:var(--home-ivory); box-shadow:0 10px 28px rgba(100,72,48,.08); }
.home-refresh .section-image img,.home-refresh .section-photo img { object-position:center; }
.home-refresh .concern-item { border-color:#efdad4; background:rgba(255,255,255,.8); }
.home-refresh .concern-item__index { color:var(--home-coral); }
.home-refresh .brain-flow__step { border-color:#eadfd1; background:#fffdf8; }
.home-refresh .brain-flow__step strong { color:var(--home-ink); }
.home-refresh .brain-flow__step--highlight { border-color:#edc957; background:#fff5cf; }
.home-refresh .brain-flow__step--highlight .flow-icon { background:var(--home-yellow); color:#fff; }
.home-refresh .brain-flow__arrow { color:var(--home-coral); }
.home-refresh .flow-icon { background:#f7e3e3; color:var(--home-leaf); }
.home-refresh .feature-card { border-color:#ecd8d1; background:#fffdf8; color:#67574e; box-shadow:0 8px 24px rgba(122,77,67,.07); }
.home-refresh .feature-card h3 { color:var(--home-ink); }
.home-refresh .feature-card p { color:#67574e; }
.home-refresh .feature-card__number { color:var(--home-coral); }
.home-refresh .feature-card__icon { background:#fff0ef; color:var(--home-coral); }
.home-refresh .feature-card:nth-child(2n) .feature-card__icon { background:#f4e7dc; color:#a8755f; }
.home-refresh .growth-copy h2 em { color:var(--home-coral); }
.home-refresh .growth-list li span { color:var(--home-coral); }
.home-refresh .lesson-main,.home-refresh .lesson-side article,.home-refresh .price-card,.home-refresh .profile-block,.home-refresh .access-details { border-color:#eadfd1; background:#fffdf8; }
.home-refresh .lesson-main__label,.home-refresh .lesson-side__label,.home-refresh .price-card__tag,.home-refresh .profile-block__role { color:var(--home-leaf); }
.home-refresh .lesson-main h3 { color:var(--home-coral); }
.home-refresh .lesson-main { color:var(--home-ink); }
.home-refresh .lesson-main p { color:#67574e; }
.home-refresh .lesson-main .check-list li { color:#5d493e; }
.home-refresh .lesson-main .check-list li::before { color:var(--home-leaf); }
.home-refresh .lesson-balance { display:block; padding:18px; border:1px solid #eadfd1; border-radius:8px; background:#fffaf0; color:var(--home-ink); }
.home-refresh .lesson-balance__title { margin:0 0 14px; color:#79665b; font-size:12px; font-weight:600; }
.home-refresh .lesson-balance__labels { display:grid; grid-template-columns:4fr 1fr; gap:14px; }
.home-refresh .lesson-balance__labels span { display:flex; flex-direction:column; gap:3px; font:inherit; }
.home-refresh .lesson-balance__labels span:last-child { text-align:right; }
.home-refresh .lesson-balance__labels b { color:#5d493e; font-size:12px; font-weight:600; }
.home-refresh .lesson-balance__labels strong { color:var(--home-coral); font-size:22px; line-height:1; }
.home-refresh .lesson-balance__labels span:last-child strong { color:var(--home-leaf); }
.home-refresh .lesson-balance__bar { display:grid; grid-template-columns:4fr 1fr; gap:3px; height:10px; margin-top:10px; overflow:hidden; border-radius:999px; }
.home-refresh .lesson-balance__bar i { display:block; height:100%; background:var(--home-coral); }
.home-refresh .lesson-balance__bar i:last-child { background:var(--home-leaf); }
.home-refresh .tag-list li { border-color:#ead4cc; background:#fbede7; color:#925d58; }
.home-refresh .profile-block { box-shadow:0 10px 28px rgba(100,72,48,.08); }
.home-refresh .profile-block__photo img { border:4px solid #fff; box-shadow:0 0 0 1px #eadfd1; }
.home-refresh .voice-placeholder { border-left-color:var(--home-coral); background:#fffdf8; }
.home-refresh .voice-placeholder__mark { color:var(--home-coral); }
.home-refresh .price-card--featured { border-color:#edc957; }
.home-refresh .map-placeholder { border-color:#dcbdb5; background:#f8e8df; color:#8b5c52; }
.home-refresh .faq-list summary { color:var(--home-ink); }
.home-refresh .faq-list summary span { border-color:#e7a8b0; color:var(--home-coral); }
.home-refresh .blog-card { border-color:#ecd8d1; background:#fffdf8; color:#67574e; }
.home-refresh .blog-card h3,.home-refresh .blog-card a { color:var(--home-ink); }
.home-refresh .blog-card p { color:#67574e; }
.home-refresh .blog-card__category { color:var(--home-coral); }
.home-refresh .site-footer { background:#8f5f5b; }
.home-refresh .site-footer__links h2 { color:#f8d7d2; }
.home-refresh .site-footer .brand__mark { border-color:#f8d7d2; color:#fff7f2; }
.home-refresh .global-nav a:hover { color:var(--home-coral); }
.home-refresh .c-button--secondary { border-color:#d9aaa8; background:#fffaf5; color:var(--home-ink); }
.home-refresh .c-button--secondary:hover { background:#fbe8e4; }
.home-refresh .check-list li::before,.home-refresh .steps__list span { color:var(--home-coral); }
.home-refresh .fixed-cta a:first-child { background:#fff8ec; color:var(--home-ink); }
.home-refresh .fixed-cta a:last-child { background:var(--home-coral); color:#fff; }
.content-grid { display: grid; gap: 14px; }
.content-card { padding: 24px 20px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-soft); }
.content-card h3 { font-size: 20px; }
.content-card p { margin-top: 10px; color: var(--color-text-subtle); font-size: 14px; }
.detail-list { display: grid; gap: 10px; margin-top: 20px; }
.detail-list > div { display: grid; gap: 5px; padding: 16px 0; border-bottom: 1px solid var(--color-border); }
.detail-list dt { color: var(--home-coral, var(--color-green-700)); font-weight: 700; }
.detail-list dd { color: var(--color-text-subtle); font-size: 14px; }
.detail-list li { position: relative; padding-left: 18px; color: var(--color-text-subtle); font-size: 14px; }
.detail-list li::before { content: ""; position: absolute; top: .7em; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--color-green-700); }
.notice-box { padding: 20px; border-left: 4px solid var(--color-mustard-600); background: var(--color-mustard-100); color: var(--color-navy-900); font-size: 14px; }
.placeholder-box { display: grid; min-height: 180px; place-content: center; padding: 24px; border: 1px dashed var(--color-green-300); border-radius: var(--radius-md); background: var(--color-navy-100); color: var(--color-navy-700); text-align: center; }
.placeholder-box strong { font-size: 15px; }
.placeholder-box small { margin-top: 8px; color: var(--color-text-subtle); }
.page-cta { padding-block: 64px; background: var(--color-mustard-100); }
.page-cta__inner { display: grid; gap: 24px; align-items: center; }
.page-cta h2 { margin-top: 8px; }
.page-cta p:not(.c-eyebrow) { margin-top: 14px; color: var(--color-text-subtle); }
.page-cta__actions { display: grid; gap: 10px; }
.link-grid { display: grid; gap: 12px; }
.link-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 160px; padding: 22px 20px; border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-surface); box-shadow: var(--shadow-soft); }
.link-card h3 { font-size: 20px; }
.link-card p { margin-top: 8px; color: var(--color-text-subtle); font-size: 14px; }
.link-card .c-text-link { margin-top: 18px; }
.page-section--soft { background: var(--color-bg); }
.page-section--warm { background: var(--color-warm); }
.story-copy { max-width: 800px; color: var(--color-text-subtle); font-size: 16px; line-height: 2; }
.profile-block h2 { margin-top: 4px; font-size: 28px; }
.profile-block h2 small { display: block; margin-top: 4px; color: var(--color-text-subtle); font-size: 13px; font-weight: 500; }
.profile-block .tag-list { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 18px; }
.profile-block .tag-list span { padding: 5px 10px; border: 1px solid #ead4cc; border-radius: 100px; background: #fbede7; color: #925d58; font-size: 12px; }
.price-card__value small,.price-card__value strong { display: block; }
.price-card__value strong { margin-top: 5px; color: var(--home-coral, var(--color-navy-700)); font-size: 23px; }
.content-card .c-button,.content-card .c-text-link { margin-top: 18px; }
.check-list--columns { display: grid; gap: 10px; }
.home-refresh .page-hero { background: #fbf0eb; }
.home-refresh .page-cta { background: #fff0bd; }
.home-refresh .page-section--soft { background: #fbf0eb; }
.home-refresh .page-section--warm { background: #fff6ed; }
.home-refresh .content-card { border-color: #ecd8d1; background: #fffdf8; box-shadow: 0 8px 24px rgba(122,77,67,.07); }
.home-refresh .notice-box { border-left-color: var(--home-coral); background: #fff1e8; color: var(--home-ink); }
.home-refresh .detail-list > div { border-color: #eadfd1; }
.home-refresh .breadcrumbs li + li::before { color: #b96c78; }
.teacher-profile { display: grid; gap: 28px; align-items: center; }
.teacher-profile__photo img { width: min(100%, 260px); aspect-ratio: 1; object-fit: cover; object-position: center 30%; margin-inline: auto; border-radius: 50%; }
.policy-list { display: grid; gap: 18px; }
.policy-list h2 { font-size: 23px; }
.policy-list p { margin-top: 8px; color: var(--color-text-subtle); font-size: 14px; }

@media (min-width: 768px) {
  .page-hero { padding-block: 72px 80px; }
  .content-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .page-cta__inner { grid-template-columns: 1.1fr .9fr; gap: 64px; }
  .page-cta__actions { grid-template-columns: 1fr 1fr; }
  .link-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .teacher-profile { grid-template-columns: 280px 1fr; gap: 56px; }
  .detail-list > div { grid-template-columns: 180px 1fr; gap: 24px; }
  .check-list--columns { grid-template-columns: repeat(2, 1fr); }
}