.acs-kicker { margin: 0 0 var(--acs-space-4); color: var(--acs-muted); font-size: var(--acs-text-xs); font-weight: 600; line-height: 1.4; }

.ja-kinetic-hero { border-bottom: var(--acs-rule); background: var(--acs-surface); }
.ja-kinetic-hero__visual { position: relative; height: clamp(390px, 42.85vw, 720px); overflow: hidden; border-bottom: var(--acs-rule); background: var(--acs-surface); isolation: isolate; }
.ja-kinetic-hero__video { position: absolute; z-index: 0; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: 0.42; mix-blend-mode: multiply; pointer-events: none; }
.ja-kinetic-hero__visual::before, .ja-kinetic-hero__visual::after { position: absolute; z-index: 1; content: ""; background: var(--acs-ink); }
.ja-kinetic-hero__visual::before { top: 10%; bottom: 0; left: 7%; width: 1px; transform-origin: top; animation: jaKineticLine 900ms cubic-bezier(0.16, 1, 0.3, 1) 160ms both; }
.ja-kinetic-hero__visual::after { top: 15%; right: 5vw; width: clamp(100px, 15vw, 230px); height: 1px; transform-origin: right; animation: jaKineticRule 900ms cubic-bezier(0.16, 1, 0.3, 1) 640ms both; }
.ja-kinetic-word { position: absolute; z-index: 2; color: var(--acs-ink); font-size: clamp(76px, 15.6vw, 252px); font-weight: 600; line-height: 0.78; letter-spacing: 0; white-space: nowrap; animation: jaKineticWord 1050ms cubic-bezier(0.16, 1, 0.3, 1) both; }
.ja-kinetic-word--atelier { top: 8%; left: -1.6%; animation-delay: 80ms; }
.ja-kinetic-word--composition { top: 37%; left: 14%; animation-delay: 260ms; }
.ja-kinetic-word--son { right: 12%; bottom: 9%; animation-delay: 440ms; }
.ja-kinetic-word__motion, .ja-kinetic-letter { display: inline-block; }
.ja-kinetic-letter { --float-x: 1px; --float-y: -2px; animation: jaKineticLetterFloat var(--float-duration, 7s) ease-in-out var(--float-delay, 1.3s) infinite alternate; }
.ja-kinetic-letter:nth-child(3n + 1) { --float-duration: 6.2s; --float-delay: 1.1s; --float-x: -2px; --float-y: 2px; }
.ja-kinetic-letter:nth-child(3n + 2) { --float-duration: 7.4s; --float-delay: 1.4s; --float-x: 2px; --float-y: -1px; }
.ja-kinetic-letter:nth-child(3n) { --float-duration: 8.1s; --float-delay: 1.7s; --float-x: -1px; --float-y: -2px; }
.ja-kinetic-note { position: absolute; z-index: 3; top: 11%; right: 5vw; max-width: 220px; margin: 0; color: var(--acs-ink); font-size: clamp(11px, 1.1vw, 16px); font-weight: 600; line-height: 1.5; text-align: right; opacity: 0; animation: jaKineticNote 600ms ease-out 1080ms both; }
.ja-kinetic-hero__copy { padding: var(--acs-space-7) 0 var(--acs-space-8); background: var(--acs-surface); }
.ja-kinetic-hero h1 { max-width: 920px; margin: 0; font-size: var(--acs-h1); font-weight: 500; line-height: 1.12; }
.ja-kinetic-hero__lead { max-width: 760px; margin: var(--acs-space-5) 0 0; font-size: var(--acs-text-lg); }
.ja-kinetic-hero__meta { max-width: 760px; margin: var(--acs-space-4) 0 0; color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-kinetic-hero__actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--acs-space-3); max-width: 760px; margin-top: var(--acs-space-6); }
.ja-kinetic-hero__actions .acs-btn { min-height: 72px; justify-content: space-between; padding-inline: 24px; font-size: 18px; }
.ja-kinetic-hero__actions .acs-btn::after { content: "\2192"; margin-left: 18px; font-size: 24px; font-weight: 400; }
.ja-kinetic-hero__note { max-width: 760px; margin: var(--acs-space-4) 0 0; color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-home-instructor__actions, .ja-home-pricing__actions, .ja-home-final-cta__actions { display: flex; flex-wrap: wrap; gap: var(--acs-space-3); margin-top: var(--acs-space-6); }

@keyframes jaKineticWord {
  from { opacity: 0; transform: translateY(34px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes jaKineticLine {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

@keyframes jaKineticRule {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@keyframes jaKineticNote {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes jaKineticLetterFloat {
  0%, 100% { transform: translate(0, 0); }
  26% { transform: translate(var(--float-x), var(--float-y)); }
  54% { transform: translate(-1px, 1px); }
  78% { transform: translate(1px, -1px); }
}

.ja-trust { border-block: var(--acs-rule); background: var(--acs-surface); }
.ja-trust__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; padding-block: 16px; }
.ja-trust__item { min-width: 0; min-height: 168px; display: grid; align-content: space-between; gap: var(--acs-space-6); padding: var(--acs-space-4) var(--acs-space-5) var(--acs-space-5); border: var(--acs-rule); }
.ja-trust__index { color: var(--acs-muted); font-size: var(--acs-text-xs); font-variant-numeric: tabular-nums; }
.ja-trust__copy { margin: 0; color: var(--acs-ink); font-size: clamp(17px, 1.25vw, 20px); font-weight: 500; line-height: 1.45; }

.ja-who > .acs-container > h2 { max-width: 12em; margin: 0; font-size: var(--acs-h2); font-weight: 500; line-height: 1.2; }
.ja-who__paths { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--acs-space-5); margin-top: var(--acs-space-7); }
.ja-who__paths article { min-width: 0; padding-top: var(--acs-space-4); border-top: var(--acs-rule); }
.ja-who__paths h3 { margin: var(--acs-space-6) 0 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
.ja-who__paths article > p:not(.ja-index) { margin: var(--acs-space-4) 0 0; color: var(--acs-muted); }
.ja-who__paths .acs-text-link { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; margin-top: var(--acs-space-4); font-size: var(--acs-text-sm); }
.ja-index { margin: 0; color: var(--acs-muted); font-size: var(--acs-text-sm); }

.ja-study__families { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: var(--acs-space-7); border-top: var(--acs-rule); border-left: var(--acs-rule); }
.ja-study-family { position: relative; min-width: 0; overflow: hidden; padding: var(--acs-space-5); border-right: var(--acs-rule); border-bottom: var(--acs-rule); isolation: isolate; }
.ja-study-family::before { position: absolute; z-index: 0; inset: 0; content: ""; background-repeat: no-repeat; background-position: center; background-size: cover; opacity: 0.2; filter: grayscale(1); pointer-events: none; }
.ja-study-family:nth-child(1)::before { background-image: url(../../images/lesson-field-01.jpg); }
.ja-study-family:nth-child(2)::before { background-image: url(../../images/lesson-field-02.jpg); }
.ja-study-family:nth-child(3)::before { background-image: url(../../images/lesson-field-03.jpg); }
.ja-study-family > * { position: relative; z-index: 1; }
.ja-study-family h3 { margin: var(--acs-space-6) 0 var(--acs-space-4); font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
.ja-study-family > a { min-height: 44px; display: flex; align-items: center; padding-block: var(--acs-space-2); border-top: var(--acs-rule-soft); text-underline-offset: 5px; text-decoration-thickness: 1px; }
.ja-study-family > p:last-child { margin: var(--acs-space-4) 0 0; color: var(--acs-muted); }

.ja-process__list { margin: var(--acs-space-7) 0 0; padding: 0; border-top: var(--acs-rule); list-style: none; }
.ja-process__step { display: grid; grid-template-columns: 3rem minmax(180px, 0.45fr) minmax(0, 1fr); column-gap: var(--acs-space-4); padding-block: var(--acs-space-5); border-bottom: var(--acs-rule-soft); }
.ja-process__step > span { grid-row: span 2; color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-process__step h3 { margin: 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
.ja-process__step p { margin: 0; color: var(--acs-muted); }

.ja-home-trust { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--acs-space-5); }
.ja-home-trust__item { margin: 0; padding-top: var(--acs-space-4); border-top: var(--acs-rule); }
.ja-home-trust__title, .ja-home-audience__title, .ja-home-study-family__title, .ja-home-works__title { margin: 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.4; }
.ja-home-trust__copy, .ja-home-audience__copy, .ja-home-study-family__copy, .ja-home-process__copy, .ja-home-instructor__copy, .ja-home-works__meta, .ja-home-pricing__details { margin: var(--acs-space-3) 0 0; color: var(--acs-muted); }

.ja-home-audience { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--acs-space-7); }
.ja-home-audience__item { padding-block: var(--acs-space-5); border-top: var(--acs-rule); }
.ja-home-audience__link, .ja-home-study-family__link, .ja-home-process__link, .ja-home-works__link { display: inline-block; margin-top: var(--acs-space-4); font-size: var(--acs-text-sm); }

.ja-home-study-family { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--acs-space-4); }
.ja-home-study-family__item { min-height: 100%; padding: var(--acs-space-5); border: var(--acs-rule); }
.ja-home-study-family__number { display: block; margin-bottom: var(--acs-space-7); color: var(--acs-muted); font-size: var(--acs-text-sm); }

.ja-home-process { margin: 0; padding: 0; border-top: var(--acs-rule); counter-reset: process; list-style: none; }
.ja-home-process > li { counter-increment: process; display: grid; grid-template-columns: 3rem minmax(0, 1fr); gap: var(--acs-space-4); padding-block: var(--acs-space-5); border-bottom: var(--acs-rule-soft); }
.ja-home-process > li::before { content: counter(process, decimal-leading-zero); color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-home-process__title { margin: 0; font-size: var(--acs-h3); font-weight: 500; }

.ja-home-instructor { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: var(--acs-space-8); align-items: start; }
.ja-home-instructor__media { aspect-ratio: 4 / 5; }
.ja-home-instructor__meta { margin: var(--acs-space-4) 0 0; padding-top: var(--acs-space-4); border-top: var(--acs-rule-soft); color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-home-instructor__actions .acs-text-link { min-height: 44px; display: inline-flex; align-items: center; }

.ja-works__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--acs-space-5); margin-top: var(--acs-space-7); }
.ja-works__grid > :first-child { grid-column: 1 / -1; }
.ja-work { min-width: 0; padding-top: var(--acs-space-4); border-top: var(--acs-rule); }
.ja-work__embed { aspect-ratio: 16 / 9; overflow: hidden; background: var(--acs-paper); }
.ja-work__embed iframe { width: 100%; height: 100%; border: 0; }
.ja-work__embed--audio { aspect-ratio: auto; }
.ja-work__embed--audio iframe { height: 166px; }
.ja-work h3 { margin: var(--acs-space-4) 0 0; font-size: var(--acs-text-lg); font-weight: 500; line-height: 1.4; }
.ja-works > .acs-container--wide > .acs-text-link, .ja-faq__more { min-height: 44px; display: inline-flex; align-items: center; margin-top: var(--acs-space-5); }

.ja-voices__grid { display: grid; grid-template-columns: 1fr; margin-top: var(--acs-space-7); border-top: var(--acs-rule); }
.ja-voice { min-width: 0; padding-top: var(--acs-space-4); border-top: var(--acs-rule); }
.ja-voices__grid .ja-voice { display: grid; grid-template-columns: minmax(160px, 0.3fr) minmax(220px, 0.5fr) minmax(0, 1fr); gap: var(--acs-space-5); padding-block: var(--acs-space-5); border-top: 0; border-bottom: var(--acs-rule-soft); }
.ja-voice__profile { margin: 0; color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-voice__detail { display: block; margin-top: var(--acs-space-1); font-size: var(--acs-text-xs); }
.ja-voice h3 { margin: var(--acs-space-4) 0 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
.ja-voice > p:last-child { margin: var(--acs-space-4) 0 0; color: var(--acs-muted); }

.ja-pricing { background: var(--acs-paper); }
.ja-pricing__grid, .ja-faq__grid, .ja-final-cta__grid { display: grid; grid-template-columns: minmax(180px, 0.36fr) minmax(0, 1fr); gap: var(--acs-space-8); align-items: start; }
.ja-pricing h2, .ja-faq h2, .ja-final-cta h2 { margin: 0; font-size: var(--acs-h2); font-weight: 500; line-height: 1.2; }
.ja-pricing__intro { max-width: 24rem; margin: var(--acs-space-5) 0 0; color: var(--acs-muted); }
.ja-pricing__list > li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--acs-space-5); align-items: baseline; }
.ja-pricing__list h3 { margin: 0; font-size: var(--acs-h3); font-weight: 500; }
.ja-pricing__list p { margin: var(--acs-space-2) 0 0; color: var(--acs-muted); }
.ja-pricing__list .ja-pricing__amount { margin: 0; color: var(--acs-ink); font-size: var(--acs-text-lg); font-weight: 600; white-space: nowrap; }
.ja-pricing__featured { border-bottom-color: var(--acs-line) !important; border-bottom-width: 2px !important; }
.ja-pricing__actions { display: flex; flex-wrap: wrap; gap: var(--acs-space-4); align-items: center; margin-top: var(--acs-space-6); }
.ja-pricing__actions .acs-text-link { min-height: 44px; display: inline-flex; align-items: center; }

.ja-faq__grid { max-width: var(--acs-container); }
.ja-final-cta { background: var(--acs-paper); }
.ja-final-cta__grid > div:last-child { max-width: var(--acs-reading); }
.ja-final-cta__links { display: flex; flex-wrap: wrap; gap: var(--acs-space-2); align-items: center; margin: var(--acs-space-5) 0 0; color: var(--acs-muted); }
.ja-final-cta__links a { min-height: 44px; display: inline-flex; align-items: center; }

.ja-faq-page__intro { max-width: var(--acs-reading); margin: var(--acs-space-5) 0 0; color: var(--acs-muted); }
.ja-faq-page__content { max-width: var(--acs-reading); margin-top: var(--acs-space-7); }
.ja-faq-page__cta { margin-top: var(--acs-space-7); }

.ja-concept__grid { display: grid; grid-template-columns: minmax(180px, 0.36fr) minmax(0, 1fr); gap: var(--acs-space-8); align-items: start; }
.ja-concept__grid h2 { margin: 0; font-size: var(--acs-h2); font-weight: 500; line-height: 1.2; }
.ja-concept__copy { max-width: var(--acs-reading); }
.ja-concept__copy > :first-child { margin-top: 0; }
.ja-concept__quote { margin: var(--acs-space-6) 0 0; padding: var(--acs-space-5) 0; border-block: var(--acs-rule-soft); }
.ja-concept__quote p { margin: 0; font-size: var(--acs-text-lg); }
.ja-concept__quote cite { display: block; margin-top: var(--acs-space-2); color: var(--acs-muted); font-size: var(--acs-text-sm); font-style: normal; }
.ja-concept__approaches { display: grid; grid-template-columns: 1fr; margin-top: var(--acs-space-7); border-top: var(--acs-rule); }
.ja-concept__approaches article { min-width: 0; display: grid; grid-template-columns: 3rem minmax(180px, 0.45fr) minmax(0, 1fr); gap: var(--acs-space-4); align-items: start; padding-block: var(--acs-space-5); border: 0; border-bottom: var(--acs-rule-soft); }
.ja-concept__approaches h3 { margin: var(--acs-space-5) 0 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
.ja-concept__approaches p { margin: var(--acs-space-3) 0 0; color: var(--acs-muted); }
.ja-concept__approaches h3, .ja-concept__approaches p { margin-top: 0; }

.ja-tools { padding-block: var(--acs-space-7); background: var(--acs-paper); }
.ja-tools h2 { margin: 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
.ja-tools__intro { max-width: var(--acs-reading); margin: var(--acs-space-3) 0 0; color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-tools__list { display: grid; grid-template-columns: 1fr; margin-top: var(--acs-space-5); border-top: var(--acs-rule); }
.ja-tools__item { min-width: 0; display: grid; grid-template-columns: 2rem minmax(150px, 0.35fr) minmax(0, 1fr) auto; gap: var(--acs-space-4); align-items: center; padding-block: var(--acs-space-4); border-bottom: var(--acs-rule-soft); }
.ja-tools__item h3 { margin: 0; font-size: var(--acs-text-lg); font-weight: 500; line-height: 1.35; }
.ja-tools__item > p:not(.ja-index) { margin: 0; color: var(--acs-muted); font-size: var(--acs-text-sm); }
.ja-tools__item a { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; text-underline-offset: 5px; text-decoration-thickness: 1px; white-space: nowrap; }

.ja-home-works { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--acs-space-5); }
.ja-home-works__item { display: grid; gap: var(--acs-space-4); }
.ja-home-works__media { aspect-ratio: 16 / 10; }
.ja-home-works__meta { font-size: var(--acs-text-sm); }

.ja-home-voices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--acs-space-5); }
.ja-home-voices__item { margin: 0; padding: var(--acs-space-5); background: var(--acs-paper); }
.ja-home-voices__quote { margin: 0; font-size: var(--acs-text-lg); line-height: 1.7; }
.ja-home-voices__meta { display: block; margin-top: var(--acs-space-4); color: var(--acs-muted); font-size: var(--acs-text-sm); font-style: normal; }

.ja-home-pricing { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr); gap: var(--acs-space-8); }
.ja-home-pricing__intro { max-width: var(--acs-reading); }
.ja-home-pricing__title, .ja-home-faq__title { margin: 0; font-size: var(--acs-h2); font-weight: 500; line-height: 1.2; }
.ja-home-pricing__panel { padding: var(--acs-space-6); border: var(--acs-rule); }
.ja-home-pricing__price { margin: var(--acs-space-5) 0 0; font-size: var(--acs-h1); font-weight: 500; line-height: 1; }
.ja-home-pricing__details { padding-top: var(--acs-space-5); border-top: var(--acs-rule-soft); }

.ja-home-faq { max-width: var(--acs-reading); }
.ja-home-faq__intro { margin-bottom: var(--acs-space-6); }
.ja-home-faq__answer { margin: 0 0 var(--acs-space-5); color: var(--acs-muted); }

.ja-home-final-cta { padding-block: var(--acs-space-10); background: var(--acs-paper); }
.ja-home-final-cta__inner { display: flex; align-items: end; justify-content: space-between; gap: var(--acs-space-6); }
.ja-home-final-cta__copy { max-width: var(--acs-reading); }
.ja-home-final-cta__title { max-width: 12em; margin: 0; font-size: var(--acs-h1); font-weight: 500; line-height: 1.15; }

/* Temporary bridge for lower homepage sections retained until Tasks 4-5. */
main > section:not(.ja-kinetic-hero):not(.atelier-split-hero):not(.ja-trust):not(.ja-who):not(.ja-tools):not(.visual-break) { padding-block: var(--acs-space-9); border-top: var(--acs-rule-soft); }
main .section-grid, main .teacher-inner, main .modules, main .price-section > .container, main .policy-section > .container { width: min(100% - (2 * var(--acs-gutter)), var(--acs-container)); margin-inline: auto; }
main .section-grid { display: grid; grid-template-columns: minmax(180px, 0.36fr) minmax(0, 1fr); gap: var(--acs-space-8); align-items: start; }
main .section-grid h2, main .teacher h2, main .section-title { margin: 0; font-size: var(--acs-h2); font-weight: 500; line-height: 1.2; }
main .section-kicker { margin-bottom: var(--acs-space-3); color: var(--acs-muted); font-size: var(--acs-text-xs); font-weight: 600; }
main .text-block { min-width: 0; max-width: var(--acs-reading); }
main .text-block > :first-child { margin-top: 0; }
main .text-block > :last-child { margin-bottom: 0; }
main .cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--acs-space-5); margin-top: var(--acs-space-7); }
main .card { min-width: 0; padding-top: var(--acs-space-4); border-top: var(--acs-rule); }
main .card h3 { margin: var(--acs-space-5) 0 0; font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
main .card p { margin: var(--acs-space-3) 0 0; color: var(--acs-muted); }
main .num { color: var(--acs-muted); font-size: var(--acs-text-xs); }
main .visual-break { padding: 0; }
main .visual-break img { width: 100%; max-height: 680px; object-fit: cover; }
main .teacher { background: var(--acs-paper); }
main .teacher-inner { max-width: var(--acs-reading); }
main .teacher-photo { width: min(100%, 760px); height: auto; margin: var(--acs-space-6) 0; }
main .teacher-name { font-size: var(--acs-h3); font-weight: 500; }
main .teacher-role, main .teacher-qualification { margin-top: var(--acs-space-2); color: var(--acs-muted); font-size: var(--acs-text-sm); }
main .teacher-text { margin: var(--acs-space-5) 0 0; }
main .modules { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--acs-space-5); margin-top: var(--acs-space-7); }
main .module { min-width: 0; display: grid; align-content: start; gap: var(--acs-space-3); padding-top: var(--acs-space-4); border-top: var(--acs-rule); text-decoration: none; }
main .module-number { color: var(--acs-muted); font-size: var(--acs-text-xs); }
main .module-title { font-size: var(--acs-h3); font-weight: 500; line-height: 1.35; }
main .module-submark, main .module-desc { color: var(--acs-muted); font-size: var(--acs-text-sm); }
main .module-button { margin-top: var(--acs-space-3); text-decoration: underline; text-underline-offset: 5px; }
main .voices-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--acs-space-5); }
main .voice-card { margin: 0; padding: var(--acs-space-5); background: var(--acs-paper); }
main .voice-card h3 { margin: var(--acs-space-3) 0 0; font-size: var(--acs-text-lg); font-weight: 500; }
main .voice-card p { margin: var(--acs-space-3) 0 0; }
main .voice-profile { color: var(--acs-muted); font-size: var(--acs-text-sm); }
main .price-section { background: var(--acs-paper); }
main .section-lead { max-width: var(--acs-reading); margin: var(--acs-space-5) 0 0; }
main .price-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--acs-space-5); margin-top: var(--acs-space-7); }
main .price-card, main .price { min-width: 0; padding: var(--acs-space-5); border: var(--acs-rule); background: var(--acs-surface); }
main .price-card h3, main .price h3 { margin: 0; font-size: var(--acs-h3); font-weight: 500; }
main .price-subtitle, main .price-description, main .price-unit, main .unit { color: var(--acs-muted); }
main .price-main { display: flex; align-items: baseline; gap: var(--acs-space-2); margin-top: var(--acs-space-5); }
main .price-amount, main .amount { font-size: var(--acs-h2); font-weight: 500; line-height: 1.1; }
main .price-recommended { border-width: 2px; }
main .recommended-outline { margin-bottom: var(--acs-space-3); font-size: var(--acs-text-xs); font-weight: 600; }
main .button-row { display: flex; flex-wrap: wrap; gap: var(--acs-space-3); margin-top: var(--acs-space-5); }
main .btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 12px 22px; border: var(--acs-rule); background: var(--acs-surface); color: var(--acs-ink); text-decoration: none; font-size: var(--acs-text-sm); }
main .btn.primary { background: var(--acs-ink); color: var(--acs-surface); }
main .note { margin-top: var(--acs-space-5); color: var(--acs-muted); font-size: var(--acs-text-sm); }
main .policy-summary { max-width: var(--acs-reading); margin-top: var(--acs-space-6); }
main .policy-summary li + li { margin-top: var(--acs-space-2); }
main .faq { border-top: var(--acs-rule); }
main .faq details { border-bottom: var(--acs-rule-soft); }
main .faq summary { cursor: pointer; padding-block: var(--acs-space-5); font-weight: 600; }
main .faq details p { margin: 0 0 var(--acs-space-5); color: var(--acs-muted); }
body > footer { display: flex; justify-content: space-between; gap: var(--acs-space-5); padding: var(--acs-space-7) var(--acs-gutter); border-top: var(--acs-rule); color: var(--acs-muted); font-size: var(--acs-text-sm); }
body > footer a { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; }
main .teacher-link a { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; }

@media (max-width: 767px) {
  .ja-home-audience, .ja-home-instructor, .ja-home-pricing { grid-template-columns: 1fr; gap: var(--acs-space-6); }
  .ja-home-trust, .ja-home-study-family, .ja-home-works, .ja-home-voices, .ja-study__families, .ja-concept__approaches, .ja-works__grid, .ja-voices__grid, .ja-pricing__grid, .ja-faq__grid, .ja-final-cta__grid { grid-template-columns: 1fr; }
  .ja-kinetic-hero__visual { height: 230px; }
  .ja-kinetic-hero__video { opacity: 0.36; }
  .ja-kinetic-hero__visual::before { left: 5vw; }
  .ja-kinetic-hero__visual::after { top: 13%; right: 5vw; width: 74px; }
  .ja-kinetic-word { font-size: clamp(60px, 18vw, 88px); }
  .ja-kinetic-word--atelier { top: 10%; left: -2%; }
  .ja-kinetic-word--composition { top: 39%; left: 4%; }
  .ja-kinetic-word--son { right: 9%; bottom: 10%; }
  .ja-kinetic-note { top: 13%; right: 5vw; max-width: 120px; font-size: 9px; line-height: 1.5; }
  .ja-kinetic-hero__copy { padding: 28px 0 32px; }
  .ja-kinetic-hero__lead { margin-top: var(--acs-space-4); }
  .ja-kinetic-hero__actions { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-top: 24px; }
  .ja-kinetic-hero__actions .acs-btn { min-width: 0; min-height: 44px; padding: 10px 8px; font-size: 12px; line-height: 1.3; white-space: normal; text-align: left; }
  .ja-kinetic-hero__actions .acs-btn::after { margin-left: 6px; font-size: 17px; }
  .ja-kinetic-hero__note { font-size: 12px; }
  .ja-trust__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; padding-block: 8px; }
  .ja-trust__item { min-height: 142px; gap: var(--acs-space-4); padding: var(--acs-space-3) var(--acs-space-4) var(--acs-space-4); }
  .ja-trust__copy { font-size: 15px; }
  .ja-who__paths { grid-template-columns: 1fr; gap: var(--acs-space-6); }
  .ja-process__step { grid-template-columns: 2.5rem minmax(0, 1fr); row-gap: var(--acs-space-2); }
  .ja-process__step h3, .ja-process__step p { grid-column: 2; }
  .ja-concept__grid { grid-template-columns: 1fr; gap: var(--acs-space-5); }
  .ja-concept__approaches article { grid-template-columns: 2.5rem minmax(0, 1fr); row-gap: var(--acs-space-2); }
  .ja-concept__approaches h3, .ja-concept__approaches p { grid-column: 2; }
  .ja-voices__grid .ja-voice { grid-template-columns: 1fr; gap: var(--acs-space-3); }
  .ja-tools__item { grid-template-columns: 2rem minmax(0, 1fr); row-gap: var(--acs-space-2); }
  .ja-tools__item h3, .ja-tools__item > p:not(.ja-index), .ja-tools__item a { grid-column: 2; }
  .ja-home-audience__item, .ja-home-study-family__item { padding: var(--acs-space-5) 0; border-inline: 0; }
  .ja-home-process > li { grid-template-columns: 2.5rem minmax(0, 1fr); }
  .ja-home-instructor__media { aspect-ratio: 4 / 3; }
  .ja-home-works__item { gap: var(--acs-space-3); }
  .ja-home-voices__item { padding: var(--acs-space-5); }
  .ja-home-pricing__panel { padding: var(--acs-space-5); }
  .ja-home-faq { max-width: 100%; }
  .ja-home-final-cta__inner { display: grid; align-items: start; }
  .ja-pricing__list > li { grid-template-columns: 1fr; gap: var(--acs-space-2); }
  .ja-pricing__actions { display: grid; }
  .ja-pricing__actions .acs-text-link { width: fit-content; }
  main > section:not(.ja-kinetic-hero):not(.atelier-split-hero):not(.ja-trust):not(.ja-who):not(.ja-tools):not(.visual-break) { padding-block: var(--acs-space-8); }
  main .section-grid { grid-template-columns: 1fr; gap: var(--acs-space-5); }
  main .cards, main .modules, main .voices-grid, main .price-grid { grid-template-columns: 1fr; }
  main .cards, main .modules, main .price-grid { margin-top: var(--acs-space-6); }
  main .teacher-photo { width: 100%; height: auto; }
  main .button-row { display: grid; }
  main .btn { width: 100%; }
  body > footer { display: grid; padding-block: var(--acs-space-6); }
}

@media (prefers-reduced-motion: reduce) {
  .ja-kinetic-hero__visual::before,
  .ja-kinetic-hero__visual::after,
  .ja-kinetic-word,
  .ja-kinetic-word__motion,
  .ja-kinetic-letter,
  .ja-kinetic-note { animation: none; }
  .ja-kinetic-hero__video { display: none; }
  .ja-kinetic-word, .ja-kinetic-note { opacity: 1; transform: none; }
}