@media (max-width: 1000px) {
  .acb-header { padding: 6px 30px 0; }

  .acb-equation-intro {
    gap: 84px;
  }

  .acb-equation-intro__content {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .acb-equation-intro__aside {
    padding-left: 0;
  }

  .acb-equation-context__content {
    grid-template-columns: 1fr;
    align-items: flex-start;
    max-width: none;
    gap: 28px;
    grid-auto-rows: auto;
    overflow: visible;
  }

  .acb-equation-context__card::before {
    margin: 18px 0 56px;
  }

  .acb-equation-context__intro {
    max-width: none;
    gap: 16px;
    grid-column: auto;
  }

  .acb-equation-context__intro-text {
    padding-right: 0;
    font-size: 16px;
  }

  .acb-equation-context__main {
    grid-column: auto;
    gap: 30px;
  }

  .acb-equation-context__main-text {
    gap: 32px;
    padding: 0;
  }

  .acb-equation-navigator {
    padding: 0 0 84px;
  }

  .acb-equation-navigator__frame {
    min-height: auto;
    display: flex;
    flex-direction: column;
  }

  .acb-equation-navigator__tabs {
    height: auto;
    min-height: 0;
  }

  .acb-equation-navigator__rows {
    display: block;
    overflow: visible;
  }

  .acb-equation-navigator__top {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0 0 42px;
  }

  .acb-equation-navigator__meta,
  .acb-equation-navigator__heading,
  .acb-equation-navigator__copy {
    grid-column: auto;
  }

  .acb-equation-navigator__title {
    font-size: 50px;
  }

  .acb-equation-variable-line {
    display: none;
    position: relative;
    inset: auto;
    height: auto;
    min-height: 0;
    grid-template-columns: minmax(90px, 0.28fr) minmax(0, 1fr);
  }

  .acb-equation-variable-line.is-active {
    display: grid;
  }

  .acb-equation-variable-line__diagnostic {
    grid-column: 2;
  }

  .acb-integrated-offer {
    padding: 84px 0;
  }

  .acb-integrated-offer__top {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .acb-integrated-offer__meta,
  .acb-integrated-offer__heading {
    grid-column: auto;
  }

  .acb-offer-radar {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 0;
  }

  .acb-offer-radar__panel {
    grid-template-rows: auto;
  }

  .acb-equation-final-cta__top {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .acb-equation-final-cta__side,
  .acb-equation-final-cta__aside {
    padding-top: 0;
  }

  .acb-equation-final-cta__aside {
    display: none;
  }

  .acb-equation-final-cta__copy {
    max-width: 520px;
  }

}

@media (max-width: 700px) {
  :root {
    --acb-header-offset: 54px;
  }

  .acb-header {
    padding: 6px 24px;
  }

  .acb-header__nav {
    justify-content: flex-start;
    gap: 0;
    min-height: 42px;
  }

  .acb-nav__links,
  .acb-nav__diagnostic {
    display: none;
  }

  .acb-nav__logo img {
    width: 100px;
    height: 36px;
  }

  .acb-equation-hero {
    height: 100svh;
    min-height: 100svh;
    padding: var(--acb-header-offset) var(--acb-hero-edge) var(--acb-hero-edge);
  }

  .acb-equation-hero__panel {
    height: calc(100svh - var(--acb-header-offset) - var(--acb-hero-edge));
    min-height: 0;
    padding: 30px 20px;
    gap: 42px;
  }

  .acb-equation-intro {
    gap: 48px;
  }

  .acb-equation-intro__icons {
    display: none;
  }

  .acb-equation-intro__side {
    padding-top: 48px;
    order: 1;
  }

  .acb-equation-intro__aside {
    order: 2;
    padding-top: 0;
    padding-left: 0;
  }

  .acb-equation-intro__main {
    order: 3;
  }

  .acb-equation-intro__lead {
    font-size: 28px;
    line-height: 0.98;
  }

  .acb-equation-intro__highlight {
    display: inline;
    padding: 0;
    margin-inline: 0;
    white-space: normal;
  }

  .acb-equation-intro__highlight-space {
    display: inline-block;
    width: 0.22em;
  }

  .acb-equation-intro__highlight-bg {
    display: none;
  }

  .acb-equation-intro__proof {
    grid-column: auto;
    order: 4;
    margin-top: 0;
    justify-content: flex-start;
    width: 100%;
    overflow: visible;
  }

  .acb-equation-intro__formula {
    width: 100%;
    min-width: 0;
    justify-content: space-between;
    gap: 4px;
    font-size: clamp(18px, 5.1vw, 23px);
    padding-right: 0;
  }

  .acb-equation-intro__note {
    max-width: none;
    font-size: 16px;
    line-height: 1.25;
  }

  .acb-equation-intro__meta {
    margin-top: auto;
    font-size: 14px;
  }

  .acb-equation-context {
    padding: 0 0 52px;
  }

  .acb-equation-context__inner {
    padding: 0 16px;
  }

  .acb-equation-context__card::before {
    margin: 14px 0 40px;
  }

  .acb-equation-context__main {
    gap: 30px;
  }

  .acb-equation-context__headline {
    font-size: 24px;
    text-indent: 42px;
  }

  .acb-equation-bridge {
    padding: 0 6px 52px;
  }

  .acb-equation-bridge__rail {
    min-height: 200px;
    padding: 24px 18px;
  }

  .acb-equation-bridge__text {
    font-size: 26px;
  }

  .acb-equation-navigator {
    padding: 0 0 56px;
  }

  .acb-equation-navigator__inner {
    padding: 0 16px;
  }

  .acb-equation-navigator__tabs {
    width: calc(100% + ((16px - var(--acb-hero-edge)) * 2));
    margin-left: calc(var(--acb-hero-edge) - 16px);
    margin-right: calc(var(--acb-hero-edge) - 16px);
    overflow: visible;
    contain: none;
    isolation: isolate;
  }

  .acb-equation-navigator__formula-bar {
    position: sticky;
    top: var(--acb-header-offset);
    z-index: 80;
    padding: 14px 16px;
    justify-content: flex-start;
    background:
      radial-gradient(circle at 20% 0%, rgba(245, 245, 245, 0.08), transparent 34%),
      var(--acb-panel);
    border-radius: 18px 18px 0 0;
    scroll-snap-type: x proximity;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
  }

  .acb-equation-navigator__heading {
    gap: 22px;
  }

  .acb-equation-navigator__title {
    font-size: 28px;
  }

  .acb-equation-navigator__subcopy {
    font-size: 16px;
  }

  .acb-equation-navigator__lead-body {
    font-size: 16px;
  }

  .acb-equation-navigator__lead-statement {
    font-size: 22px;
  }

  .acb-equation-navigator__basic-pill {
    padding: 6px 9px;
    font-size: 12px;
  }

  .acb-equation-navigator__formula {
    font-size: 28px;
    gap: 7px;
  }

  .acb-equation-navigator__term {
    min-width: 34px;
    min-height: 36px;
    padding: 0 4px;
    scroll-snap-align: center;
  }

  .acb-equation-variable-line {
    border-radius: 18px;
    padding: 22px;
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .acb-equation-variable-line__diagnostic {
    grid-column: auto;
  }
  .acb-equation-variable-line__thesis {
    font-size: 22px;
  }

  .acb-equation-variable-line__thesis-copy {
    font-size: 16px;
    line-height: 1.5;
  }

  .acb-equation-variable-line__diagnostic {
    gap: 22px;
  }

  .acb-equation-variable-line__diagnostic-text {
    font-size: 16px;
    line-height: 1.42;
  }

  .acb-integrated-offer {
    padding: 56px 0;
  }

  .acb-integrated-offer__inner {
    padding: 0 16px;
  }

  .acb-integrated-offer__panel {
    padding: 0;
  }

  .acb-integrated-offer__top {
    margin-bottom: 28px;
  }

  .acb-integrated-offer__heading {
    gap: 22px;
  }

  .acb-integrated-offer__copy {
    gap: 24px;
  }

  .acb-integrated-offer__title {
    font-size: 28px;
  }

  .acb-integrated-offer__lead {
    font-size: 16px;
    line-height: 1.5;
  }

  .acb-integrated-offer__elements {
    gap: 8px;
    max-width: none;
    padding-right: 0;
    margin-top: -2px;
  }

  .acb-integrated-offer__element-pill {
    min-height: 34px;
    padding: 9px 13px 10px;
    font-size: 11px;
  }

  .acb-integrated-offer__element-plus {
    font-size: 15px;
  }

  .acb-offer-radar__visual,
  .acb-offer-radar__panel {
    padding: 22px;
  }

  .acb-offer-radar__header,
  .acb-offer-radar__score {
    flex-direction: column;
    align-items: flex-start;
  }

  .acb-offer-radar__status {
    max-width: none;
    text-align: left;
    font-size: 12px;
  }

  .acb-offer-radar__title {
    font-size: 22px;
  }

  .acb-offer-radar__matrix-copy {
    font-size: 16px;
    line-height: 1.1;
  }

  .acb-offer-radar__stage {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: -72px;
    transform: none;
  }

  .acb-offer-radar__hint {
    position: absolute;
    top: 12px;
    left: 50%;
    right: auto;
    width: min(280px, calc(100% - 28px));
    max-width: none;
    transform: translateX(-50%);
    padding: 13px 42px 13px 13px;
  }

  .acb-offer-radar__hint.is-hidden {
    transform: translateX(-50%) translateY(-8px);
  }

  .acb-offer-radar__visual > .acb-offer-radar__presets {
    display: none;
  }

  .acb-offer-radar__presets--panel {
    display: grid;
    padding-top: 16px;
    border-top: 1px solid rgba(10, 10, 10, 0.08);
  }

  .acb-offer-radar__preset {
    min-height: 0;
    padding: 7px 11px 8px;
    font-size: 12px;
  }

  .acb-offer-radar__label {
    font-size: 12px;
  }

  .acb-offer-radar__score-value {
    font-size: 58px;
  }

  .acb-offer-radar__diagnosis-title {
    font-size: 20px;
  }

  .acb-offer-radar__diagnosis-text,
  .acb-offer-radar__tension {
    line-height: 1.42;
  }

  .acb-offer-radar__diagnosis-text {
    font-size: 15px;
  }

  .acb-offer-radar__tension {
    font-size: 14px;
  }

  .acb-equation-final-cta {
    margin-top: 24px;
  }

  .acb-equation-final-cta__panel {
    min-height: 320px;
    border-radius: 20px;
    padding: 30px 20px;
  }

  .acb-equation-final-cta__meta {
    font-size: 14px;
  }

  .acb-equation-final-cta__headline {
    font-size: 28px;
  }

  .acb-equation-final-cta__copy {
    max-width: none;
    font-size: 16px;
  }

  .acb-equation-final-cta__description {
    display: grid;
    justify-items: start;
    gap: 32px;
  }

  .acb-equation-final-cta__features {
    grid-template-columns: 1fr 1fr;
  }

  .acb-equation-final-cta__feature {
    align-content: start;
    align-items: start;
    padding: 8px;
  }

  .acb-equation-final-cta__feature-header {
    gap: 4px;
  }

  .acb-equation-final-cta__feature-title {
    margin: 0;
    color: rgba(245, 245, 245, 0.94);
    font-size: 14px;
  }

  .acb-equation-final-cta__feature-body {
    margin: 0;
    color: rgba(245, 245, 245, 0.56);
    font-size: 13px;
  }

  .acb-equation-final-cta__direct-link {
    width: 100%;
    min-height: 52px;
    font-size: 16px;
  }

  .acb-equation-footer {
    padding: 44px 24px 28px;
  }

  .acb-equation-footer__top,
  .acb-equation-footer__bottom {
    grid-template-columns: 1fr;
    display: grid;
    gap: 22px;
  }

  .acb-equation-footer__links {
    justify-content: flex-start;
    gap: 14px;
  }

  .acb-equation-footer__divider {
    margin: 28px 0 20px;
  }

  .acb-equation-footer__legal {
    flex-wrap: wrap;
  }

}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }

  .acb-equation-navigator__term.is-active {
    animation: none;
    text-shadow: 0 0 7px rgba(245, 245, 245, 0.3);
    filter: brightness(1.06);
  }

  .acb-equation-final-cta__direct-link::before {
    animation: none;
  }

  .acb-equation-intro__scroll svg {
    animation: none;
  }
}