/* Mobile reading rhythm; shared artwork and animation remain unchanged. */
@media (max-width: 768px), (pointer: coarse) and (max-width: 1024px) {
  .inner-page {
    --gutter: max(20px, env(safe-area-inset-left, 0px), env(safe-area-inset-right, 0px));
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }
  .inner-page .site-header { top: calc(12px + env(safe-area-inset-top, 0px)); }
  .inner-page .header-tools { gap: 12px; }
  .inner-page .motion-label { display: none; }
  .inner-page .site-header .site-brand.site-brand--official { --brand-width: 128px; }
  .inner-page .breadcrumbs {
    padding: calc(80px + env(safe-area-inset-top, 0px)) var(--gutter) 0;
    font-size: 11px;
    line-height: 1.7;
  }
  .inner-page .breadcrumbs ol { gap: 0 10px; align-items: center; }
  .inner-page .breadcrumbs li + li::before { top: 50%; transform: translateY(-50%); }
  .inner-page .breadcrumbs li:last-child { padding-block: 10px; }
  .inner-page .breadcrumbs a { display: inline-flex; align-items: center; min-height: 44px; }

  .inner-page .page-intro { padding: 18px var(--gutter) 36px; }
  .inner-page .intro-assembly { grid-template-columns: 1fr; gap: 0; margin-bottom: 0; }
  .inner-page .page-title,
  .inner-page .has-assembly .page-title {
    font-size: clamp(44px, 13.7vw, 68px);
    line-height: .96;
    margin: 0 0 22px;
    overflow-wrap: anywhere;
  }
  .inner-page .page-intro > .split-section { grid-template-columns: 1fr; gap: 18px; padding-top: 22px; }
  .inner-page .has-assembly .intro-copy { padding-top: 20px; }
  .inner-page .page-intro h1.statement,
  .inner-page .has-assembly .intro-copy h1.statement {
    font-size: clamp(24px, 6.6vw, 28px);
    line-height: 1.55;
    letter-spacing: -.045em;
  }
  .inner-page .body-copy,
  .inner-page .page-intro .body-copy,
  .inner-page .has-assembly .intro-copy > .body-copy,
  .inner-page .split-section .body-copy {
    font-size: 16px;
    line-height: 1.9;
    letter-spacing: 0;
  }
  .inner-page .has-assembly .intro-copy > .body-copy { margin-top: 18px; }
  .inner-page .assembly-figure { margin-inline: auto; }
  .inner-page .assembly-legend { font-size: 11px; line-height: 1.8; gap: 6px 14px; }
  .inner-page .assembly-replay { font-size: 13px; min-height: 44px; padding-inline: 0; }
  .inner-page .assembly-hint { display: none; }

  .inner-page .page-content { padding-inline: var(--gutter); padding-bottom: 48px; }
  .inner-page .page-content > section,
  .inner-page .page-content > .split-section { margin-top: 44px; }
  .inner-page .split-section { grid-template-columns: 1fr; gap: 24px; padding-block: 32px; }
  .inner-page .page-content.split-section { padding-top: 32px; padding-bottom: 48px; }
  .inner-page .statement,
  .inner-page .split-section h2,
  .inner-page .next-section .statement { font-size: clamp(24px, 6.6vw, 28px); line-height: 1.55; }
  .inner-page .page-content > h2 { font-size: clamp(24px, 6.6vw, 28px); line-height: 1.55; }
  .inner-page .section-label + h2 { margin-top: 12px; }
  .inner-page .rich-list { margin: 0; padding-left: 1.2em; font-size: 16px; line-height: 1.9; }
  .inner-page .rich-list li { padding-block: 12px; }
  .inner-page .rich-list h3 { font-size: 18px; line-height: 1.6; margin-bottom: 8px; }
  .inner-page .details-list > div { grid-template-columns: minmax(0, 1fr); gap: 8px; padding-block: 20px; }
  .inner-page .details-list dt { font-size: 13px; line-height: 1.6; }
  .inner-page .details-list dd { font-size: 16px; line-height: 1.9; }
  .inner-page .details-list dd > a { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; }
  .inner-page .scope-note { font-size: 14px; line-height: 1.9; margin-top: 24px; padding-left: 14px; }
  .inner-page .image-caption { font-size: 12px; line-height: 1.8; }

  .inner-page .page-toc,
  .inner-page .page-toc.page-content { display: block; padding: 18px var(--gutter); margin: 0 auto 40px; }
  .inner-page .page-toc > p { font-size: 13px; }
  .inner-page .page-toc ol,
  .inner-page .page-toc ul { display: block; margin: 10px 0 0; padding-left: 1.4em; font-size: 14px; }
  .inner-page .page-toc li { padding: 0; margin: 0; }
  .inner-page .page-toc a { display: flex; align-items: center; gap: 10px; min-height: 44px; line-height: 1.65; }
  .inner-page .article-body .page-toc { padding-inline: 0; margin-bottom: 32px; }
  .inner-page .article-body .page-toc ol { margin-top: 10px; }
  .inner-page .article-body .page-toc li { margin: 0; }

  .inner-page .service-item { grid-template-columns: 1fr; gap: 22px; padding-block: 32px; }
  .inner-page .service-word { font-size: clamp(48px, 14vw, 76px); }
  .inner-page .service-item h2 { font-size: 24px; margin-bottom: 16px; }
  .inner-page .service-item p { font-size: 16px; line-height: 1.9; }
  .inner-page .service-item .image-caption { font-size: 12px; }
  .inner-page .service-diagram { grid-template-columns: 1fr; margin: 24px 0 32px; }
  .inner-page .service-diagram li,
  .inner-page .service-diagram li + li { border-left: 0; border-bottom: 1px solid var(--line); padding: 24px 0 24px 20px; }
  .inner-page .service-diagram h3 { font-size: 22px; line-height: 1.55; margin: 10px 0 12px; }
  .inner-page .service-diagram p { font-size: 16px; line-height: 1.9; }
  .inner-page .service-route { gap: 12px; padding-block: 20px; }
  .inner-page .service-route strong { font-size: 17px; line-height: 1.6; }
  .inner-page .service-route > span:first-child { min-width: 48px; }
  .inner-page .sitemap-grid { grid-template-columns: 1fr; gap: 36px; }
  .inner-page .sitemap-group a { min-height: 52px; font-size: 15px; line-height: 1.7; padding-block: 12px; }

  .inner-page .pill { width: 100%; min-height: 54px; padding: 14px 20px; gap: 16px; font-size: 14px; line-height: 1.6; }
  .inner-page .pill > span { flex-shrink: 0; }
  .inner-page a.text-link,
  .inner-page button.text-link { min-height: 48px; gap: 20px; font-size: 14px; line-height: 1.7; }
  .inner-page .text-link > span { flex-shrink: 0; }
  .inner-page .next-section { margin-top: 24px; padding-top: 32px; }
  .inner-page .page-content .next-section.dark-section { margin-top: 24px; margin-bottom: 0; padding: 36px var(--gutter); }
  .inner-page .next-section .body-copy { font-size: 16px; line-height: 1.9; margin-top: 20px; }
  .inner-page .next-section .pill { margin-top: 24px; }
  .inner-page .related-pages { margin-top: 40px; padding-top: 24px; }
  .inner-page .related-pages a { font-size: 16px; line-height: 1.7; padding-block: 20px; }
  .inner-page .related-pages a span:not([aria-hidden]) { font-size: 14px; line-height: 1.8; }

  .inner-page .faq-list { margin-top: 24px; }
  .inner-page .split-section > .faq-list { margin-top: 0; }
  .inner-page .faq-item { padding-block: 18px; }
  .inner-page .faq-list .faq-item summary { min-height: 48px; font-size: 16px; line-height: 1.7; gap: 18px; }
  .inner-page .faq-list .faq-item p { font-size: 16px; line-height: 1.9; padding-right: 0; margin-top: 16px; }
  .inner-page .article-body { padding-inline: var(--gutter); padding-bottom: 56px; }
  .inner-page .article-body h2 { font-size: 25px; line-height: 1.6; margin: 40px 0 20px; }
  .inner-page .article-body h3 { font-size: 20px; line-height: 1.6; margin: 28px 0 16px; }
  .inner-page .article-body p,
  .inner-page .article-body li { font-size: 16px; line-height: 1.95; }
  .inner-page .article-body .media-frame { margin-block: 28px; }
  .inner-page .article-list .article-item { gap: 12px; padding-block: 24px; }
  .inner-page .article-list .article-item h2 { font-size: 20px; line-height: 1.6; }
  .inner-page .article-list .article-item p { font-size: 15px; line-height: 1.9; }

  .inner-page .field-row { grid-template-columns: 1fr; gap: 0; }
  .inner-page .field { margin-bottom: 26px; }
  .inner-page .field > label { font-size: 15px; line-height: 1.7; margin-bottom: 8px; }
  .inner-page .field input:not([type=checkbox]):not([type=radio]),
  .inner-page .field textarea,
  .inner-page .field select { font-size: 16px; min-height: 52px; padding-block: 14px; }
  .inner-page .field textarea { min-height: 160px; }
  .inner-page .field label:has(input[type=checkbox]) { display: flex; align-items: flex-start; gap: 12px; min-height: 48px; padding-block: 10px; font-size: 14px; line-height: 1.8; }
  .inner-page .field input[type=checkbox] { margin: 4px 0 0; width: 22px; height: 22px; }
  .inner-page .form-status { font-size: 14px; line-height: 1.8; }
  .inner-page [data-diagnosis-form] fieldset { padding-top: 24px; padding-bottom: 24px; }
  .inner-page [data-diagnosis-form] legend { font-size: 18px; line-height: 1.7; margin-bottom: 16px; }
  .inner-page [data-diagnosis-form] .field { margin-top: 18px; }
  .inner-page [data-diagnosis-form] .field label { padding: 14px 12px; margin: 8px 0; gap: 12px; border: 1px solid var(--line); min-height: 56px; font-size: 15px; line-height: 1.8; align-items: flex-start; }
  .inner-page [data-diagnosis-form] input[type=radio] { width: 20px; height: 20px; margin: 4px 0 0; accent-color: var(--blue); }
  .inner-page [data-diagnosis-form] label:has(input:checked) { border-color: var(--blue); background: #2859e809; }
  .inner-page [data-diagnosis-form] label:focus-within { outline: 2px solid var(--blue); outline-offset: 2px; }
  .inner-page [data-diagnosis-result] { padding-inline: 0; }
  .inner-page [data-diagnosis-result] p,
  .inner-page [data-diagnosis-result] li { font-size: 16px; line-height: 1.9; }
  .inner-page [data-diagnosis-result] > .text-link { display: flex; width: 100%; margin-top: 16px; }
  .inner-page .form-confirm button + button { display: flex; width: 100%; margin: 16px 0 0; }

  .inner-page .site-menu { width: calc(100vw - 2 * var(--gutter)); max-width: none; padding: 20px; max-height: calc(100svh - 92px - env(safe-area-inset-top, 0px)); overscroll-behavior: contain; }
  .inner-page .site-menu .menu-group { grid-template-columns: 1fr; margin-bottom: 20px; }
  .inner-page .site-menu a { min-height: 48px; font-size: 15px; padding-block: 12px; }
  .inner-page .site-footer { padding-top: 48px; }
  .inner-page .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .inner-page .footer-top h2 { font-size: 30px; line-height: 1.55; }
  .inner-page .footer-top .footer-signoff h2 { font-size: 28px; line-height: 1.5; }
  .inner-page .footer-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 20px; padding-top: 0; }
  .inner-page .footer-nav a { min-height: 48px; font-size: 13px; line-height: 1.7; }
  .inner-page .footer-word { margin-top: 48px; margin-bottom: 28px; }
  .inner-page .footer-bottom { flex-wrap: wrap; gap: 12px; font-size: 9px; }
  .inner-page .footer-bottom > a { display: inline-flex; align-items: center; min-height: 44px; margin-left: auto; font-size: 11px; }
}

/* Match the input controller: a tap cue is shown only where tapping is enabled. */
@media (max-width: 767px), (pointer: coarse) {
  .inner-page.inner-motion-enabled .assembly-hint {
    display: block;
    color: var(--blue);
    font-size: 12px;
    transition: opacity .25s ease;
  }
  .inner-page .assembly-hint-desktop { display: none; }
  .inner-page .assembly-hint-touch { display: inline; }
  .inner-page [data-interaction-hint="dismissed"] .assembly-hint { opacity: 0; visibility: hidden; }
}