@media (min-width: 1024px) {
  /* ROUND-1 gnss: cutout on engineering plate, Chinese eyebrows, light dedicated detail */
  body.ait-v21 section.v21-producthero.v21-producthero-gnss:not(#ait-v21-legacy-hero),
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss:not(#ait-v21-legacy-hero) {
    background: #fff !important;
    background-image: none !important;
    color: #172033 !important;
    box-shadow: none !important;
    min-height: 0 !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss::before,
  body.ait-v21 section.v21-producthero.v21-producthero-gnss::after,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss::before,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss::after {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss h1,
  body.ait-v21 section.v21-producthero.v21-producthero-gnss h2,
  body.ait-v21 section.v21-producthero.v21-producthero-gnss p,
  body.ait-v21 section.v21-producthero.v21-producthero-gnss .model,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss h1,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss h2,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss > div > p:not(.eyebrow) {
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss .eyebrow,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss .eyebrow {
    color: #3b6fd8 !important;
    text-transform: none !important;
    letter-spacing: 0.06em !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss > img.v21-producthero-media,
  body.ait-v21 section.v21-producthero.v21-producthero-gnss > picture.v21-producthero-media img,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss > img {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    background-image: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    padding: 36px 28px !important;
    border-radius: 18px !important;
    object-fit: contain !important;
    object-position: center !important;
    mix-blend-mode: normal !important;
    filter: none !important;
    transform: none !important;
    width: 100% !important;
    height: auto !important;
    max-height: 420px !important;
  }

  body.ait-v21 .v21-gnss-hero-metrics {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 8px !important;
    margin: 18px 0 0 !important;
    padding: 0 !important;
    list-style: none !important;
  }

  body.ait-v21 .v21-gnss-hero-metrics li {
    padding: 8px 12px !important;
    border: 1px solid #dce3ed !important;
    border-radius: 8px !important;
    background: #f6f8fb !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-gnss-hero-metrics b,
  body.ait-v21 .v21-gnss-hero-metrics span {
    display: inline !important;
    color: #172033 !important;
    font-size: 13px !important;
    text-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-hero-metrics b {
    font-weight: 700 !important;
    margin-right: 6px !important;
  }

  body.ait-v21 .v21-gnss-detail,
  body.ait-v21 .v21-gnss-detail section,
  body.ait-v21 .v21-gnss-detail aside,
  body.ait-v21 .v21-gnss-detail nav {
    background: #fff !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-gnss-nav {
    background: #fff !important;
    border-bottom: 1px solid #e7edf5 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-nav a,
  body.ait-v21 .v21-gnss-detail .eyebrow {
    color: #3b6fd8 !important;
    text-transform: none !important;
    letter-spacing: 0.04em !important;
  }

  body.ait-v21 .v21-gnss-nav button {
    background: #3b6fd8 !important;
    color: #fff !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-detail > section {
    padding: 48px 96px !important;
    border-bottom: 1px solid #e7edf5 !important;
  }

  body.ait-v21 .v21-gnss-detail h2,
  body.ait-v21 .v21-gnss-principle h2,
  body.ait-v21 .v21-gnss-specs h2,
  body.ait-v21 .v21-gnss-intro h2 {
    color: #172033 !important;
    overflow: visible !important;
    white-space: normal !important;
    text-overflow: unset !important;
    letter-spacing: 0 !important;
  }

  body.ait-v21 .v21-gnss-principle,
  body.ait-v21 .v21-gnss-specs,
  body.ait-v21 .v21-gnss-cta,
  body.ait-v21 .v21-gnss-system,
  body.ait-v21 .v21-gnss-intro {
    background: #fff !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-gnss-principle p,
  body.ait-v21 .v21-gnss-specs p,
  body.ait-v21 .v21-gnss-intro p,
  body.ait-v21 .v21-gnss-principle li,
  body.ait-v21 .v21-gnss-principle span {
    color: #455868 !important;
  }

  body.ait-v21 .v21-gnss-principle li b {
    background: #3b6fd8 !important;
    color: #fff !important;
    border-color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-gnss-detail .v21-enrichment-grid figure,
  body.ait-v21 .v21-gnss-detail .v21-enrichment-wide,
  body.ait-v21 .v21-gnss-detail .v21-enrichment-gallery figure {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    border: 0 !important;
    border-radius: 16px !important;
    padding: 14px 14px 10px !important;
  }

  body.ait-v21 .v21-gnss-grid article,
  body.ait-v21 .v21-gnss-version-grid article {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-top: 4px solid #3b6fd8 !important;
    border-radius: 12px !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-flow span {
    min-height: 120px !important;
    background: #f6f8fb !important;
    border: 1px solid #dce3ed !important;
    border-radius: 12px !important;
    color: #172033 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-flow b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-gnss-flow small,
  body.ait-v21 .v21-gnss-flow i {
    color: #5b6b7c !important;
  }

  body.ait-v21 .v21-gnss-flow i {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-gnss-note {
    background: #f6f8fb !important;
    border-left: 3px solid #3b6fd8 !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-gnss-specs dl {
    background: transparent !important;
    border: 0 !important;
  }

  body.ait-v21 .v21-gnss-specs dl div,
  body.ait-v21 .v21-gnss-intro dl div {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-cta .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 .v21-gnss-cta .v21-btn.ghost {
    border-color: #3b6fd8 !important;
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-gnss-faq summary::after {
    color: #3b6fd8 !important;
  }

  /* ROUND-2 gnss: crop PPT architecture; unclip capability diagrams */
  body.ait-v21 .v21-gnss-detail figure.v21-gnss-architecture {
    overflow: visible !important;
    background: #fff !important;
    padding: 8px 12px 6px !important;
  }

  body.ait-v21 .v21-gnss-detail figure.v21-gnss-architecture img {
    display: block !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 420px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    object-fit: contain !important;
    object-position: center !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-gnss-detail .v21-enrichment-grid.two {
    align-items: stretch !important;
    gap: 20px !important;
  }

  body.ait-v21 .v21-gnss-detail .v21-enrichment-grid.two figure {
    overflow: visible !important;
    display: flex !important;
    flex-direction: column !important;
  }

  body.ait-v21 .v21-gnss-detail .v21-enrichment-grid.two figure img {
    height: auto !important;
    max-height: 480px !important;
    width: auto !important;
    max-width: 100% !important;
    margin: 0 auto !important;
    padding: 8px 10px !important;
    object-fit: contain !important;
    background: transparent !important;
  }


  /* ROUND-3 gnss: drop hero chips; V1.2 H1/H2 */
  body.ait-v21 .v21-gnss-hero-metrics {
    display: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss h1,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss h1 {
    font-size: 44px !important;
    font-weight: 700 !important;
    line-height: 1.18 !important;
    letter-spacing: 0 !important;
    max-width: none !important;
    margin: 10px 0 14px !important;
    color: #172033 !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss h2,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss h2,
  body.ait-v21 .v21-gnss-detail h2,
  body.ait-v21 .v21-gnss-intro h2,
  body.ait-v21 .v21-gnss-principle h2,
  body.ait-v21 .v21-gnss-specs h2,
  body.ait-v21 .v21-gnss-detail .v21-enrichment-heading h2 {
    font-size: 32px !important;
    font-weight: 650 !important;
    line-height: 1.28 !important;
    letter-spacing: 0 !important;
    max-width: 820px !important;
    color: #172033 !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss > div > p:not(.eyebrow):not(.model),
  body.ait-v21 .v21-gnss-detail h2 + p,
  body.ait-v21 .v21-gnss-intro p,
  body.ait-v21 .v21-gnss-principle p {
    color: #465268 !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
  }




  /* ROUND-4 gnss: leftover tokens to V1.2 */
  body.ait-v21 .v21-gnss-detail {
    --gnss: #172033 !important;
    --gnss-deep: #172033 !important;
    --gnss-soft: #f6f8fb !important;
    --gnss-accent: #3b6fd8 !important;
    --gnss-line: #dce3ed !important;
    background: #fff !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-gnss-detail > section.v21-gnss-intro,
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-capabilities,
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-specs,
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-faq,
  body.ait-v21 .v21-gnss-detail > section.v21-enrichment {
    background: #f6f8fb !important;
  }

  body.ait-v21 .v21-gnss-detail > section.v21-gnss-principle,
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-system,
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-scenes,
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-cta,
  body.ait-v21 .v21-gnss-nav {
    background: #fff !important;
    border-color: #e7edf5 !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss .eyebrow,
  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss .eyebrow,
  body.ait-v21 .v21-gnss-detail .eyebrow {
    font-size: 12px !important;
    font-weight: 600 !important;
    line-height: 1.4 !important;
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-gnss-detail h3,
  body.ait-v21 .v21-gnss-grid h3,
  body.ait-v21 .v21-gnss-version-grid h3,
  body.ait-v21 .v21-gnss-capabilities h3,
  body.ait-v21 .v21-gnss-scenes h3,
  body.ait-v21 .v21-gnss-specs h3 {
    font-size: 24px !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    letter-spacing: 0 !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-gnss-detail p:not(.eyebrow):not(.model),
  body.ait-v21 .v21-gnss-detail li,
  body.ait-v21 .v21-gnss-detail dd,
  body.ait-v21 .v21-gnss-grid p,
  body.ait-v21 .v21-gnss-faq details p,
  body.ait-v21 .v21-gnss-cta > div > p:last-child,
  body.ait-v21 .v21-gnss-system > div > p:last-child {
    color: #465268 !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
  }

  body.ait-v21 .v21-gnss-grid article > b,
  body.ait-v21 .v21-gnss-flow span b {
    color: #3b6fd8 !important;
    font-size: 12px !important;
    font-weight: 600 !important;
    letter-spacing: 0.08em !important;
  }

  body.ait-v21 .v21-gnss-intro dt {
    color: #6b778c !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    letter-spacing: 0 !important;
  }

  body.ait-v21 .v21-gnss-intro dd {
    color: #172033 !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    line-height: 1.45 !important;
  }

  body.ait-v21 .v21-gnss-breadcrumb,
  body.ait-v21 .v21-gnss-breadcrumb a {
    color: #6b778c !important;
    font-size: 13px !important;
  }

  body.ait-v21 .v21-gnss-breadcrumb strong {
    color: #172033 !important;
    font-weight: 600 !important;
  }

  body.ait-v21 .v21-gnss-nav a:hover,
  body.ait-v21 .v21-gnss-nav a:focus {
    color: #2f5fc4 !important;
  }

  body.ait-v21 .v21-gnss-grid article,
  body.ait-v21 .v21-gnss-version-grid article {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-top: 4px solid #3b6fd8 !important;
    box-shadow: none !important;
    background-image: none !important;
  }

  body.ait-v21 .v21-gnss-grid article:hover {
    transform: none !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-gnss-scenes .v21-gnss-grid article::before {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 .v21-gnss-version-grid p {
    color: #465268 !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    border-top-color: #e7edf5 !important;
  }

  body.ait-v21 .v21-gnss-version-grid p b {
    color: #172033 !important;
    font-weight: 600 !important;
  }

  body.ait-v21 .v21-gnss-faq summary {
    color: #172033 !important;
    font-size: 18px !important;
    font-weight: 600 !important;
    line-height: 1.45 !important;
  }

  body.ait-v21 .v21-gnss-faq summary::after {
    color: #3b6fd8 !important;
    border-color: #dce3ed !important;
  }

  body.ait-v21 .v21-gnss-principle ol,
  body.ait-v21 .v21-gnss-principle li,
  body.ait-v21 .v21-gnss-principle span {
    border-color: #dce3ed !important;
    color: #465268 !important;
    background: transparent !important;
  }

  body.ait-v21 .v21-gnss-detail > section.v21-gnss-principle-visual,
  body.ait-v21 .v21-gnss-principle-visual {
    background: #f6f8fb !important;
  }

  body.ait-v21 .v21-gnss-specs dt,
  body.ait-v21 .v21-gnss-specs dl dt {
    color: #6b778c !important;
    font-size: 13px !important;
    font-weight: 600 !important;
  }

  body.ait-v21 .v21-gnss-specs dd,
  body.ait-v21 .v21-gnss-specs dl dd,
  body.ait-v21 .v21-gnss-specs dl {
    color: #172033 !important;
  }

  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss:not(#ait-v21-legacy-hero) > div > p:not(.eyebrow):not(.model) {
    color: #465268 !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
  }

  body.ait-v21:has(.v21-gnss-detail) section.v21-producthero.v21-producthero-gnss:not(#ait-v21-legacy-hero) .model,
  body.ait-v21 section.v21-producthero.v21-producthero-gnss:not(#ait-v21-legacy-hero) .model {
    color: #172033 !important;
    font-size: 14px !important;
    font-weight: 600 !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss:not(#ait-v21-legacy-hero) .v21-btn.ghost {
    background: #fff !important;
    border-color: #3b6fd8 !important;
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-gnss-detail .v21-enrichment-gallery figure img {
    background: #eef2f6 !important;
  }

  body.ait-v21 .v21-gnss-note,
  body.ait-v21 .v21-gnss-specs > .v21-gnss-note {
    background: #eef2f6 !important;
    border-left: 3px solid #3b6fd8 !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-gnss-detail figcaption,
  body.ait-v21 .v21-gnss-detail small,
  body.ait-v21 .v21-gnss-flow small {
    color: #6b778c !important;
    font-size: 13px !important;
    font-weight: 400 !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-gnss .model {
    color: #172033 !important;
    font-size: 14px !important;
    font-weight: 600 !important;
  }

  body.ait-v21 .v21-gnss-cta {
    background: #fff !important;
    color: #172033 !important;
    background-image: none !important;
  }

  body.ait-v21 .v21-gnss-cta h2 {
    color: #172033 !important;
  }




  /* ROUND-5 gnss: compact specs */
  body.ait-v21 .v21-gnss-detail > section.v21-gnss-specs {
    padding-top: 48px !important;
    padding-bottom: 48px !important;
  }

  body.ait-v21 .v21-gnss-specs > div:first-child {
    margin-bottom: 16px !important;
  }

  body.ait-v21 .v21-gnss-version-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 12px !important;
    margin: 16px 0 !important;
  }

  body.ait-v21 .v21-gnss-version-grid article {
    min-height: 0 !important;
    padding: 16px !important;
  }

  body.ait-v21 .v21-gnss-version-grid h3 {
    margin: 0 0 8px !important;
  }

  body.ait-v21 .v21-gnss-version-grid p {
    grid-template-columns: 64px 1fr !important;
    gap: 8px !important;
    padding: 6px 0 !important;
    line-height: 1.45 !important;
  }

  body.ait-v21 .v21-gnss-specs dl {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 1px !important;
    margin: 16px 0 0 !important;
    border: 1px solid #dce3ed !important;
    background: #e7edf5 !important;
  }

  body.ait-v21 .v21-gnss-specs dl div {
    display: grid !important;
    grid-template-columns: 128px 1fr !important;
    align-items: center !important;
    gap: 12px !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 10px 16px !important;
    border: 0 !important;
    box-shadow: none !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-gnss-specs dt {
    margin: 0 !important;
  }

  body.ait-v21 .v21-gnss-specs dd {
    margin: 0 !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.45 !important;
  }

  body.ait-v21 .v21-gnss-specs dl div:last-child:nth-child(odd) {
    grid-column: 1 / -1 !important;
  }

  body.ait-v21 .v21-gnss-specs > .v21-gnss-note,
  body.ait-v21 .v21-gnss-note {
    margin-top: 16px !important;
    padding: 12px 16px !important;
  }

  @media (min-width: 1440px) {
    body.ait-v21 .v21-gnss-version-grid {
      grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    }
  }


}

@media (min-width: 1024px) {
  /* ROUND-1 strain: cutout on engineering plate, Chinese eyebrows, V1.2 leftover remap */
  body.ait-v21 section.v21-producthero.v21-producthero-strain:not(#ait-v21-legacy-hero),
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain:not(#ait-v21-legacy-hero) {
    background: #fff !important;
    background-image: none !important;
    color: #172033 !important;
    box-shadow: none !important;
    min-height: 0 !important;
    overflow: visible !important;
    isolation: auto !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain::before,
  body.ait-v21 section.v21-producthero.v21-producthero-strain::after,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain::before,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain::after {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain h1,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain h1 {
    font-size: 44px !important;
    font-weight: 700 !important;
    line-height: 1.18 !important;
    letter-spacing: 0 !important;
    max-width: none !important;
    margin: 10px 0 14px !important;
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain h2,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain h2,
  body.ait-v21 .v21-strain-detail h2 {
    font-size: 32px !important;
    font-weight: 650 !important;
    line-height: 1.28 !important;
    letter-spacing: 0 !important;
    max-width: 820px !important;
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain .eyebrow,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain .eyebrow,
  body.ait-v21 .v21-strain-detail .eyebrow {
    color: #3b6fd8 !important;
    text-transform: none !important;
    letter-spacing: 0.06em !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain > div > p:not(.eyebrow):not(.model),
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain > div > p:not(.eyebrow):not(.model),
  body.ait-v21 .v21-strain-detail h2 + p,
  body.ait-v21 .v21-strain-intro p,
  body.ait-v21 .v21-strain-principle p {
    color: #465268 !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain .model {
    color: #6b778c !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-strain > img.v21-producthero-media,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain > img.v21-producthero-media {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    background-image: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    padding: 36px 28px !important;
    border-radius: 18px !important;
    object-fit: contain !important;
    object-position: center !important;
    mix-blend-mode: normal !important;
    filter: none !important;
    transform: none !important;
    width: 100% !important;
    height: auto !important;
    max-height: 420px !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-strain-detail {
    --strain-green: #3b6fd8 !important;
    --strain-ink: #172033 !important;
    --strain-cream: #f6f8fb !important;
    color: #465268 !important;
    background: #f6f8fb !important;
  }

  body.ait-v21 .v21-strain-detail h3 {
    font-size: 24px !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-strain-nav {
    background: #fff !important;
    border-bottom: 1px solid #dce3ed !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-strain-nav a {
    color: #465268 !important;
  }

  body.ait-v21 .v21-strain-nav button {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 .v21-strain-detail > section.v21-strain-intro,
  body.ait-v21 .v21-strain-detail > section.v21-strain-system,
  body.ait-v21 .v21-strain-detail > section.v21-strain-install,
  body.ait-v21 .v21-strain-detail > section.v21-strain-scenes,
  body.ait-v21 .v21-strain-detail > section.v21-strain-faq {
    background: #fff !important;
  }

  body.ait-v21 .v21-strain-detail > section.v21-strain-principle,
  body.ait-v21 .v21-strain-detail > section.v21-strain-capabilities,
  body.ait-v21 .v21-strain-detail > section.v21-strain-specs {
    background: #f6f8fb !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-strain-capabilities h2,
  body.ait-v21 .v21-strain-capabilities h3,
  body.ait-v21 .v21-strain-specs h2,
  body.ait-v21 .v21-strain-cta h2 {
    color: #172033 !important;
  }

  body.ait-v21 .v21-strain-intro figure,
  body.ait-v21 .v21-strain-system figure,
  body.ait-v21 .v21-strain-install figure {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    border: 1px solid #dce3ed !important;
    border-radius: 16px !important;
    overflow: hidden !important;
  }

  body.ait-v21 .v21-strain-intro figure img,
  body.ait-v21 .v21-strain-system figure img,
  body.ait-v21 .v21-strain-install figure img {
    filter: none !important;
    object-fit: contain !important;
    background: transparent !important;
  }

  body.ait-v21 .v21-strain-intro figcaption,
  body.ait-v21 .v21-strain-system figcaption,
  body.ait-v21 .v21-strain-install figcaption {
    color: #6b778c !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-strain-intro li b,
  body.ait-v21 .v21-strain-install li b,
  body.ait-v21 .v21-strain-flow span b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-strain-flow span {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-strain-flow span small,
  body.ait-v21 .v21-strain-flow i {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-strain-flow i {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-strain-cap-grid article,
  body.ait-v21 .v21-strain-scene-grid article {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-top: 4px solid #3b6fd8 !important;
    border-left: 1px solid #dce3ed !important;
    border-radius: 12px !important;
    color: #465268 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-strain-cap-grid article > b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-strain-cap-grid p,
  body.ait-v21 .v21-strain-scene-grid p {
    color: #465268 !important;
  }

  body.ait-v21 .v21-strain-specs dl {
    background: transparent !important;
    border: 0 !important;
  }

  body.ait-v21 .v21-strain-specs dl div {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
    min-height: 0 !important;
  }

  body.ait-v21 .v21-strain-specs dt {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-strain-specs dd {
    color: #172033 !important;
  }

  body.ait-v21 .v21-strain-note,
  body.ait-v21 .v21-strain-evidence-note {
    background: #f6f8fb !important;
    border-left: 3px solid #3b6fd8 !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-strain-cta {
    background: #fff !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-strain-cta p:not(.eyebrow) {
    color: #465268 !important;
  }

  body.ait-v21 .v21-strain-cta .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 .v21-strain-cta .v21-btn.ghost {
    border-color: #3b6fd8 !important;
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-strain-faq summary {
    color: #172033 !important;
  }

  body.ait-v21 .v21-strain-faq details p {
    color: #465268 !important;
  }

  /* ROUND-2 strain: tighter product crop, architecture crop, no duplicate hero H2 */
  body.ait-v21 section.v21-producthero.v21-producthero-strain > img.v21-producthero-media,
  body.ait-v21:has(.v21-strain-detail) section.v21-producthero.v21-producthero-strain > img.v21-producthero-media {
    padding: 20px 16px 28px !important;
    max-height: 460px !important;
    width: auto !important;
    max-width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    display: block !important;
    overflow: visible !important;
  }

  body.ait-v21 .v21-strain-install figure {
    padding: 18px 16px 0 !important;
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
  }

  body.ait-v21 .v21-strain-install figure img {
    display: block !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 340px !important;
    margin: 0 auto !important;
    object-fit: contain !important;
  }

  body.ait-v21 .v21-strain-system figure.v21-strain-architecture {
    overflow: visible !important;
    background: #fff !important;
    background-image: none !important;
    padding: 8px 12px 6px !important;
  }

  body.ait-v21 .v21-strain-system figure.v21-strain-architecture img {
    display: block !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 420px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    object-fit: contain !important;
    object-position: center !important;
    background: #fff !important;
  }

}

@media (min-width: 1024px) {
  /* ROUND-1 soil: cutout on engineering plate, Chinese eyebrows, V1.2 leftover remap */
  body.ait-v21 section.v21-producthero.v21-producthero-soil:not(#ait-v21-legacy-hero),
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil:not(#ait-v21-legacy-hero) {
    background: #fff !important;
    background-image: none !important;
    color: #172033 !important;
    box-shadow: none !important;
    min-height: 0 !important;
    overflow: visible !important;
    isolation: auto !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil::before,
  body.ait-v21 section.v21-producthero.v21-producthero-soil::after,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil::before,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil::after {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil h1,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil h1 {
    font-size: 44px !important;
    font-weight: 700 !important;
    line-height: 1.18 !important;
    letter-spacing: 0 !important;
    max-width: none !important;
    margin: 10px 0 14px !important;
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil h2,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil h2,
  body.ait-v21 .v21-soil-detail h2 {
    font-size: 32px !important;
    font-weight: 650 !important;
    line-height: 1.28 !important;
    letter-spacing: 0 !important;
    max-width: 820px !important;
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil .eyebrow,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil .eyebrow,
  body.ait-v21 .v21-soil-detail .eyebrow {
    color: #3b6fd8 !important;
    text-transform: none !important;
    letter-spacing: 0.06em !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil > div > p:not(.eyebrow):not(.model),
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil > div > p:not(.eyebrow):not(.model),
  body.ait-v21 .v21-soil-detail h2 + p,
  body.ait-v21 .v21-soil-value p,
  body.ait-v21 .v21-soil-principle p {
    color: #465268 !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil .model {
    color: #6b778c !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-soil > img.v21-producthero-media,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil > img.v21-producthero-media {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    background-image: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    padding: 28px 24px !important;
    border-radius: 18px !important;
    object-fit: contain !important;
    object-position: center !important;
    mix-blend-mode: normal !important;
    filter: none !important;
    transform: none !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 280px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    display: block !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-detail {
    color: #465268 !important;
    background: #f6f8fb !important;
  }

  body.ait-v21 .v21-soil-detail h3 {
    font-size: 24px !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-nav {
    background: #fff !important;
    border-bottom: 1px solid #dce3ed !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-nav a {
    color: #465268 !important;
  }

  body.ait-v21 .v21-soil-nav button {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 .v21-soil-detail > section.v21-soil-value,
  body.ait-v21 .v21-soil-detail > section.v21-soil-network,
  body.ait-v21 .v21-soil-detail > section.v21-soil-scenes,
  body.ait-v21 .v21-soil-detail > section.v21-soil-faq {
    background: #fff !important;
  }

  body.ait-v21 .v21-soil-detail > section.v21-soil-principle,
  body.ait-v21 .v21-soil-detail > section.v21-soil-capabilities,
  body.ait-v21 .v21-soil-detail > section.v21-soil-install,
  body.ait-v21 .v21-soil-detail > section.v21-soil-specs {
    background: #f6f8fb !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-soil-principle h2,
  body.ait-v21 .v21-soil-install h2,
  body.ait-v21 .v21-soil-install h3,
  body.ait-v21 .v21-soil-capabilities h2,
  body.ait-v21 .v21-soil-specs h2,
  body.ait-v21 .v21-soil-cta h2 {
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-principle ol {
    background: transparent !important;
  }

  body.ait-v21 .v21-soil-principle li {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-principle li span {
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-value figure,
  body.ait-v21 .v21-soil-capabilities figure,
  body.ait-v21 .v21-soil-network figure {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    border: 1px solid #dce3ed !important;
    border-radius: 16px !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-architecture {
    background: #fff !important;
    background-image: none !important;
  }

  body.ait-v21 .v21-soil-value figure img,
  body.ait-v21 .v21-soil-capabilities figure img,
  body.ait-v21 .v21-soil-network figure img {
    filter: none !important;
    object-fit: contain !important;
    background: transparent !important;
    height: auto !important;
    max-height: 360px !important;
  }

  body.ait-v21 .v21-soil-value figcaption {
    color: #6b778c !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-soil-value li {
    background: #fff !important;
  }

  body.ait-v21 .v21-soil-value li b,
  body.ait-v21 .v21-soil-flow span b,
  body.ait-v21 .v21-soil-principle li b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-soil-flow span {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-flow span small,
  body.ait-v21 .v21-soil-flow i {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-soil-flow i {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-soil-grid article {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-top: 4px solid #3b6fd8 !important;
    border-left: 1px solid #dce3ed !important;
    border-radius: 12px !important;
    color: #465268 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-grid article > b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-soil-grid p {
    color: #465268 !important;
  }

  body.ait-v21 .v21-soil-install li {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-soil-install li b {
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-specs dl {
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-specs dl div {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
    min-height: 0 !important;
  }

  body.ait-v21 .v21-soil-specs dt {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-soil-specs dd {
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-legal,
  body.ait-v21 .v21-soil-evidence-note {
    background: #f6f8fb !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-soil-cta {
    background: #fff !important;
    color: #465268 !important;
    border-top: 1px solid #dce3ed !important;
  }

  body.ait-v21 .v21-soil-cta::before {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 .v21-soil-cta p:not(.eyebrow) {
    color: #465268 !important;
  }

  body.ait-v21 .v21-soil-cta .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
    border-color: #3b6fd8 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-cta .v21-btn.ghost {
    background: #fff !important;
    border-color: #3b6fd8 !important;
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-soil-faq summary {
    color: #172033 !important;
  }

  body.ait-v21 .v21-soil-faq details p {
    color: #465268 !important;
  }

  /* ROUND-2 soil: tighter hero crop, architecture crop, compact specs */
  body.ait-v21 section.v21-producthero.v21-producthero-soil > img.v21-producthero-media,
  body.ait-v21:has(.v21-soil-detail) section.v21-producthero.v21-producthero-soil > img.v21-producthero-media {
    padding: 14px 16px 18px !important;
    max-height: 280px !important;
    width: auto !important;
    max-width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    display: block !important;
    overflow: visible !important;
  }

  body.ait-v21 .v21-soil-value ul {
    margin-top: 18px !important;
  }

  body.ait-v21 .v21-soil-value li {
    min-height: 0 !important;
    padding: 14px 16px !important;
  }

  body.ait-v21 .v21-soil-capabilities figure {
    overflow: hidden !important;
  }

  body.ait-v21 .v21-soil-capabilities figure img {
    height: auto !important;
    max-height: 420px !important;
    width: 100% !important;
    object-fit: contain !important;
    object-position: center !important;
  }

  body.ait-v21 .v21-soil-network figure.v21-soil-architecture {
    overflow: visible !important;
    background: #fff !important;
    background-image: none !important;
    padding: 8px 12px 6px !important;
  }

  body.ait-v21 .v21-soil-network figure.v21-soil-architecture img {
    display: block !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 420px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    object-fit: contain !important;
    object-position: center !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-soil-detail > section.v21-soil-specs {
    padding-top: 48px !important;
    padding-bottom: 48px !important;
  }

  body.ait-v21 .v21-soil-specs dl {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 1px !important;
    margin: 16px 0 0 !important;
    border: 1px solid #dce3ed !important;
    background: #e7edf5 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-soil-specs dl div {
    display: grid !important;
    grid-template-columns: 128px 1fr !important;
    align-items: center !important;
    gap: 12px !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 10px 16px !important;
    border: 0 !important;
    box-shadow: none !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-soil-specs dt {
    margin: 0 !important;
  }

  body.ait-v21 .v21-soil-specs dd {
    margin: 0 !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.45 !important;
  }

  body.ait-v21 .v21-soil-specs dl div:last-child:nth-child(odd) {
    grid-column: 1 / -1 !important;
  }

  body.ait-v21 .v21-soil-legal {
    margin-top: 16px !important;
    padding: 12px 16px !important;
  }

  body.ait-v21 .v21-soil-principle li b {
    color: #3b6fd8 !important;
  }

  /* ROUND-2c soil: install two-column heading + list alignment */
  body.ait-v21 .v21-soil-install {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
    column-gap: 40px !important;
    align-items: stretch !important;
  }

  body.ait-v21 .v21-soil-install > div {
    display: grid !important;
    grid-template-rows: 48px 41px 1fr !important;
    min-height: 0 !important;
    align-items: stretch !important;
  }

  body.ait-v21 .v21-soil-install > div:first-child .eyebrow {
    grid-row: 1 !important;
    margin: 0 !important;
    align-self: end !important;
    padding-bottom: 10px !important;
  }

  body.ait-v21 .v21-soil-install h2,
  body.ait-v21 .v21-soil-install h3 {
    grid-row: 2 !important;
    margin: 0 !important;
    height: 41px !important;
    display: flex !important;
    align-items: flex-end !important;
    line-height: 1.28 !important;
  }

  body.ait-v21 .v21-soil-install ol,
  body.ait-v21 .v21-soil-install ul {
    grid-row: 3 !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    margin: 16px 0 0 !important;
    min-height: 0 !important;
    height: auto !important;
    padding-left: 28px !important;
  }

  body.ait-v21 .v21-soil-install ol {
    list-style: none !important;
    counter-reset: soil-install !important;
  }

  body.ait-v21 .v21-soil-install ul {
    list-style: none !important;
  }

  body.ait-v21 .v21-soil-install li {
    position: relative !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    box-sizing: border-box !important;
  }

  body.ait-v21 .v21-soil-install ol li {
    flex: 0 0 auto !important;
    min-height: 86px !important;
    counter-increment: soil-install !important;
  }

  body.ait-v21 .v21-soil-install ol li::before {
    content: counter(soil-install) "." !important;
    position: absolute !important;
    left: -24px !important;
    top: 18px !important;
    color: #6b778c !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1 !important;
  }

  body.ait-v21 .v21-soil-install ul li {
    flex: 1 1 0 !important;
    min-height: 0 !important;
  }

  body.ait-v21 .v21-soil-install ul li::before {
    content: "" !important;
    position: absolute !important;
    left: -16px !important;
    top: 50% !important;
    width: 5px !important;
    height: 5px !important;
    border-radius: 50% !important;
    background: #6b778c !important;
    transform: translateY(-50%) !important;
  }

}

@media (min-width: 1024px) {
  /* ROUND-1 crack: cutout on engineering plate, Chinese eyebrows, V1.2 leftover remap */
  body.ait-v21 section.v21-producthero.v21-producthero-crack:not(#ait-v21-legacy-hero),
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack:not(#ait-v21-legacy-hero) {
    background: #fff !important;
    background-image: none !important;
    color: #172033 !important;
    box-shadow: none !important;
    min-height: 0 !important;
    overflow: visible !important;
    isolation: auto !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack::before,
  body.ait-v21 section.v21-producthero.v21-producthero-crack::after,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack::before,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack::after {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack h1,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack h1 {
    font-size: 44px !important;
    font-weight: 700 !important;
    line-height: 1.18 !important;
    letter-spacing: 0 !important;
    max-width: none !important;
    margin: 10px 0 14px !important;
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 .v21-crack-detail h2 {
    font-size: 32px !important;
    font-weight: 650 !important;
    line-height: 1.28 !important;
    letter-spacing: 0 !important;
    max-width: 820px !important;
    color: #172033 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack .eyebrow,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack .eyebrow,
  body.ait-v21 .v21-crack-detail .eyebrow {
    color: #3b6fd8 !important;
    text-transform: none !important;
    letter-spacing: 0.06em !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack > div > p:not(.eyebrow):not(.model),
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > div > p:not(.eyebrow):not(.model),
  body.ait-v21 .v21-crack-detail h2 + p,
  body.ait-v21 .v21-crack-intro p,
  body.ait-v21 .v21-crack-principle p {
    color: #465268 !important;
    font-size: 16px !important;
    line-height: 1.7 !important;
    text-shadow: none !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack .model {
    color: #6b778c !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
  }

  body.ait-v21 section.v21-producthero.v21-producthero-crack > img,
  body.ait-v21 section.v21-producthero.v21-producthero-crack > img.v21-producthero-media,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > img,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > img.v21-producthero-media {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    background-image: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    padding: 28px 24px !important;
    border-radius: 18px !important;
    object-fit: contain !important;
    object-position: center !important;
    mix-blend-mode: normal !important;
    filter: none !important;
    transform: none !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 280px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    display: block !important;
    box-shadow: none !important;
    position: relative !important;
    z-index: 1 !important;
  }

  body.ait-v21 .v21-crack-detail {
    color: #465268 !important;
    background: #f6f8fb !important;
  }

  body.ait-v21 .v21-crack-detail h3 {
    font-size: 24px !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-nav {
    background: #fff !important;
    border-bottom: 1px solid #dce3ed !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-crack-nav a {
    color: #465268 !important;
  }

  body.ait-v21 .v21-crack-intro,
  body.ait-v21 .v21-crack-detail > section.v21-crack-scenes,
  body.ait-v21 .v21-crack-detail > section.v21-crack-faq,
  body.ait-v21 .v21-crack-resources {
    background: #fff !important;
  }

  body.ait-v21 .v21-crack-detail > section.v21-crack-principle,
  body.ait-v21 .v21-crack-detail > section.v21-crack-capabilities,
  body.ait-v21 .v21-crack-detail > section.v21-crack-selection,
  body.ait-v21 .v21-crack-detail > section.v21-crack-system,
  body.ait-v21 .v21-crack-detail > section.v21-crack-install,
  body.ait-v21 .v21-crack-detail > section.v21-crack-specs {
    background: #f6f8fb !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-crack-intro ul {
    background: transparent !important;
  }

  body.ait-v21 .v21-crack-intro li {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-crack-intro b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-crack-intro span {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-crack-principle h2,
  body.ait-v21 .v21-crack-capabilities h2,
  body.ait-v21 .v21-crack-system h2,
  body.ait-v21 .v21-crack-install h2,
  body.ait-v21 .v21-crack-specs h2,
  body.ait-v21 .v21-crack-cta h2,
  body.ait-v21 .v21-crack-resources h2 {
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-principle figure,
  body.ait-v21 .v21-crack-install .v21-crack-install-media figure {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    border: 1px solid #dce3ed !important;
    border-radius: 16px !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-crack-principle img {
    filter: none !important;
    object-fit: contain !important;
    background: transparent !important;
    height: auto !important;
    max-height: 360px !important;
  }

  body.ait-v21 .v21-crack-principle ol {
    background: transparent !important;
  }

  body.ait-v21 .v21-crack-principle li {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-left: 3px solid #3b6fd8 !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-principle li span {
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-principle li b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-crack-card-grid {
    background: transparent !important;
    gap: 16px !important;
  }

  body.ait-v21 .v21-crack-card-grid article {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-top: 4px solid #3b6fd8 !important;
    border-radius: 12px !important;
    color: #465268 !important;
    box-shadow: none !important;
    min-height: 0 !important;
  }

  body.ait-v21 .v21-crack-card-grid span {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-crack-card-grid h3 {
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-card-grid p {
    color: #465268 !important;
  }

  body.ait-v21 .v21-crack-range b {
    background: #fff !important;
    color: #3b6fd8 !important;
    border: 1px solid #dce3ed !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-crack-range span {
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-flow span {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
    box-shadow: none !important;
    border-top: 1px solid #dce3ed !important;
  }

  body.ait-v21 .v21-crack-flow span b {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-crack-flow span small,
  body.ait-v21 .v21-crack-flow i {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-crack-flow i {
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-crack-architecture {
    background: #fff !important;
    background-image: none !important;
    box-shadow: none !important;
    border: 1px solid #dce3ed !important;
  }

  body.ait-v21 .v21-crack-architecture figcaption {
    color: #6b778c !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-crack-scene-grid article {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    border-bottom: 4px solid #3b6fd8 !important;
    box-shadow: none !important;
    color: #465268 !important;
  }

  body.ait-v21 .v21-crack-scene-grid h3 {
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-scene-grid p,
  body.ait-v21 .v21-crack-install li,
  body.ait-v21 .v21-crack-faq p,
  body.ait-v21 .v21-crack-specs dd {
    color: #465268 !important;
    font-weight: 400 !important;
  }

  body.ait-v21 .v21-crack-install li {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
  }

  body.ait-v21 .v21-crack-install .v21-crack-install-media figcaption,
  body.ait-v21 .v21-crack-detail figcaption {
    color: #6b778c !important;
    font-weight: 600 !important;
  }

  body.ait-v21 .v21-crack-specs dl {
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-crack-specs dl div {
    background: #fff !important;
    border: 1px solid #dce3ed !important;
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-specs dt {
    color: #6b778c !important;
  }

  body.ait-v21 .v21-crack-faq summary {
    color: #172033 !important;
  }

  body.ait-v21 .v21-crack-cta {
    background: #fff !important;
    color: #465268 !important;
    border-top: 1px solid #dce3ed !important;
    min-height: 0 !important;
  }

  body.ait-v21 .v21-crack-cta::before {
    content: none !important;
    display: none !important;
  }

  body.ait-v21 .v21-crack-cta p:not(.eyebrow) {
    color: #465268 !important;
  }

  body.ait-v21 .v21-crack-cta .v21-btn.hot,
  body.ait-v21 .v21-crack-resources .v21-btn.hot {
    background: #3b6fd8 !important;
    color: #fff !important;
    border-color: #3b6fd8 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-crack-cta .v21-btn.ghost {
    background: #fff !important;
    border-color: #3b6fd8 !important;
    color: #3b6fd8 !important;
  }

  body.ait-v21 .v21-crack-resources .v21-btn.dark {
    background: #fff !important;
    color: #3b6fd8 !important;
    border: 1px solid #3b6fd8 !important;
  }

  body.ait-v21 .v21-text-btn[data-product="crack-meter"] {
    color: #3b6fd8 !important;
  }

  /* ROUND-2 crack: tighter hero plate, architecture crop, compact cards/specs */
  body.ait-v21 section.v21-producthero.v21-producthero-crack > img,
  body.ait-v21 section.v21-producthero.v21-producthero-crack > img.v21-producthero-media,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > img,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > img.v21-producthero-media {
    padding: 14px 16px 18px !important;
    max-height: 280px !important;
  }

  body.ait-v21 .v21-crack-intro li {
    min-height: 0 !important;
    padding: 16px 18px !important;
  }

  body.ait-v21 .v21-crack-principle figure {
    min-height: 0 !important;
    padding: 16px !important;
  }

  body.ait-v21 .v21-crack-card-grid article {
    min-height: 0 !important;
    padding: 20px 22px !important;
  }

  body.ait-v21 .v21-crack-flow span {
    min-height: 0 !important;
    padding: 18px 20px !important;
  }

  body.ait-v21 .v21-crack-scene-grid article {
    min-height: 0 !important;
    padding: 20px 22px !important;
  }

  body.ait-v21 .v21-crack-architecture {
    overflow: visible !important;
    background: #fff !important;
    padding: 8px 12px 6px !important;
    box-shadow: none !important;
    border: 1px solid #dce3ed !important;
  }

  body.ait-v21 .v21-crack-architecture img {
    display: block !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 420px !important;
    margin: 0 auto !important;
    padding: 0 !important;
    object-fit: contain !important;
    object-position: center !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-crack-detail > section.v21-crack-specs {
    padding-top: 48px !important;
    padding-bottom: 48px !important;
  }

  body.ait-v21 .v21-crack-specs dl {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 1px !important;
    margin: 16px 0 0 !important;
    border: 1px solid #dce3ed !important;
    background: #e7edf5 !important;
    box-shadow: none !important;
  }

  body.ait-v21 .v21-crack-specs dl div {
    display: grid !important;
    grid-template-columns: 128px 1fr !important;
    align-items: center !important;
    gap: 12px !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 10px 16px !important;
    border: 0 !important;
    box-shadow: none !important;
    background: #fff !important;
  }

  body.ait-v21 .v21-crack-specs dt {
    margin: 0 !important;
  }

  body.ait-v21 .v21-crack-specs dd {
    margin: 0 !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.45 !important;
  }

  body.ait-v21 .v21-crack-specs dl div:last-child:nth-child(odd) {
    grid-column: 1 / -1 !important;
  }


  /* ROUND-3 crack: larger hero product; scene photos show product/install */
  body.ait-v21 section.v21-producthero.v21-producthero-crack > img,
  body.ait-v21 section.v21-producthero.v21-producthero-crack > img.v21-producthero-media,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > img,
  body.ait-v21:has(.v21-crack-detail) section.v21-producthero.v21-producthero-crack > img.v21-producthero-media {
    padding: 20px 24px !important;
    max-height: 420px !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  body.ait-v21 .v21-crack-scene-photos figure {
    background: #eef2f7 !important;
    overflow: hidden !important;
  }

  body.ait-v21 .v21-crack-scene-photos figure img {
    height: 280px !important;
    object-fit: cover !important;
    object-position: center !important;
    background: #eef2f7 !important;
  }



  /* ROUND-4 crack: no duplicate install photos; full hinge structure */
  body.ait-v21 .v21-crack-scene-photos {
    display: grid !important;
    grid-template-columns: 1fr !important;
    max-width: 760px !important;
    margin: 28px auto 0 !important;
  }

  body.ait-v21 .v21-crack-scene-photos figure {
    background: linear-gradient(165deg, #f7f9fc 0%, #e9f0f8 48%, #d9e5f4 100%) !important;
    border: 1px solid #dce3ed !important;
    overflow: visible !important;
  }

  body.ait-v21 .v21-crack-scene-photos figure img {
    display: block !important;
    width: auto !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 380px !important;
    margin: 0 auto !important;
    padding: 28px 32px !important;
    object-fit: contain !important;
    object-position: center !important;
    background: transparent !important;
  }


}