/* About category top: match the treatment category's full-width photo introduction. */
body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro,
body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro:nth-of-type(odd),
body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro:nth-of-type(even) {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.52), transparent 32%),
    linear-gradient(135deg, #e8f1f3, #d8e7eb 72%, #cbdde2);
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__layout {
  position: relative;
  isolation: isolate;
  display: flex;
  align-items: center;
  width: 100%;
  max-width: none;
  min-height: clamp(560px, 48vw, 700px);
  margin: 0;
  padding-block: clamp(54px, 6vw, 88px);
  padding-inline: max(36px, calc((100% - var(--max-width)) / 2));
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.52), transparent 32%),
    linear-gradient(135deg, #e8f1f3, #d8e7eb 72%, #cbdde2);
  box-shadow: 0 30px 74px rgba(55, 82, 87, 0.14);
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__layout::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background: linear-gradient(90deg, #e4eef1 0%, rgba(228, 238, 241, 0.98) 28%, rgba(216, 231, 235, 0.78) 46%, rgba(207, 225, 230, 0.24) 68%, transparent 86%);
  content: "";
  pointer-events: none;
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-grid {
  position: absolute;
  z-index: 0;
  inset: 0 0 0 auto;
  width: 68%;
  height: 100%;
  min-height: 100%;
  margin: 0;
  padding: 0;
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-card,
body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-card img {
  width: 100%;
  height: 100%;
  min-height: 100%;
  max-height: none;
  margin: 0;
  border: 0;
  border-radius: 0;
  object-fit: cover;
  object-position: 58% center;
  box-shadow: none;
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-card figcaption {
  display: none;
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__content {
  position: relative;
  z-index: 2;
  order: 1;
  width: min(52%, 640px);
  min-width: 0;
  padding: clamp(36px, 4.5vw, 60px);
  color: #25473f;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 8px;
  background: rgba(248, 252, 252, 0.72);
  box-shadow: 0 24px 60px rgba(55, 82, 87, 0.14);
  -webkit-backdrop-filter: blur(16px) saturate(0.92);
  backdrop-filter: blur(16px) saturate(0.92);
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro :is(
  .page-section__heading h2,
  .page-section__heading p,
  .content-card h3,
  .content-card p
) {
  color: #25473f;
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__heading h2 {
  font-size: clamp(2.15rem, 3.6vw, 4rem);
  line-height: 1.2;
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .content-grid {
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: clamp(26px, 3vw, 40px);
}

body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .content-card {
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

@media (min-width: 921px) {
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .content-card::before {
    display: block;
    height: 1px;
    margin-bottom: 17px;
    background: rgba(58, 92, 84, 0.16);
    content: "";
  }
}

/* About text-only chapters: use the full content column for headings and leads. */
body.page-about[data-design="proposal-b"] :is(
  .page-section--clinic-spaces,
  .page-section--equipment-showcase
) .page-section__layout--text-only {
  width: min(calc(100% - 48px), var(--max-width));
  max-width: var(--max-width);
  margin-inline: auto;
}

body.page-about[data-design="proposal-b"] :is(
  .page-section--clinic-spaces,
  .page-section--equipment-showcase
) .page-section__content,
body.page-about[data-design="proposal-b"] :is(
  .page-section--clinic-spaces,
  .page-section--equipment-showcase
) .page-section__heading {
  width: 100%;
  max-width: none;
}

body.page-about[data-design="proposal-b"] :is(
  .page-section--clinic-spaces,
  .page-section--equipment-showcase
) .page-section__heading h2 {
  max-width: none;
  font-size: clamp(1.8rem, 2.8vw, 3rem);
  line-height: 1.25;
  line-break: strict;
  text-wrap: balance;
}

body.page-about[data-design="proposal-b"] :is(
  .page-section--clinic-spaces,
  .page-section--equipment-showcase
) .page-section__heading p {
  width: 100%;
  max-width: 72em;
  font-size: clamp(0.98rem, 1.15vw, 1.08rem);
  line-height: 1.9;
  line-break: strict;
  text-wrap: pretty;
}

body.page-about[data-design="proposal-b"] :is(
  .page-section--clinic-spaces,
  .page-section--equipment-showcase
) .content-card :is(h3, p) {
  line-break: strict;
  text-wrap: pretty;
}

@media (max-width: 920px) {
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__layout {
    flex-direction: column;
    align-items: stretch;
    min-height: 0;
    padding: 0 0 48px;
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__layout::after {
    display: block;
    inset: 0 0 auto;
    height: clamp(440px, 78vw, 690px);
    background: linear-gradient(180deg, transparent 0%, rgba(232, 241, 243, 0.08) 35%, rgba(232, 241, 243, 0.8) 61%, #e8f1f3 84%);
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-grid {
    position: absolute;
    order: 0;
    width: 100%;
    height: clamp(340px, 62vw, 580px);
    min-height: 0;
    inset: 0 0 auto;
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-card,
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .section-visual-card img {
    min-height: 0;
    aspect-ratio: auto;
    object-position: center top;
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__content {
    width: min(calc(100% - 64px), 760px);
    margin: clamp(310px, 58vw, 510px) auto 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

@media (max-width: 520px) {
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro,
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro:nth-of-type(odd),
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro:nth-of-type(even) {
    margin: 0;
    padding: 0;
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__layout {
    min-height: 0;
    padding: 0 0 40px;
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__content {
    width: calc(100% - 40px);
    padding: 0;
  }

  body.page-about[data-design="proposal-b"] :is(
    .page-section--clinic-spaces,
    .page-section--equipment-showcase
  ) .page-section__layout--text-only {
    width: calc(100% - 24px);
  }
}

/* Eight equipment cards: two columns by four rows on tablet and desktop. */
body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
}

body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-card,
body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-card:first-child,
body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-card:nth-child(2),
body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-card:nth-child(3) {
  grid-column: auto;
}

body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-card:first-child .content-card__media {
  aspect-ratio: 4 / 3;
}

@media (max-width: 620px) {
  body.page-about[data-design="proposal-b"] .page-section--equipment-showcase .content-grid {
    grid-template-columns: 1fr !important;
  }
}

/* Photo-backed policy chapters follow copy length on tablet as well as phone. */
@media (max-width: 820px) {
  body.page-about[data-design="proposal-b"] .page-section--policy-detail .page-section__layout,
  body.page-about[data-design="proposal-b"] .page-section--policy-detail.page-section--media-left .page-section__layout {
    min-height: 0 !important;
  }
}

/* Keep the About introduction and its following policy frame evenly inset on phones. */
@media (max-width: 620px) {
  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__layout {
    min-height: 0;
    padding: 0 0 40px;
  }

  body.page-about[data-design="proposal-b"] .page-hero + .page-section--intro .page-section__content {
    width: calc(100% - 40px);
    padding: 0;
  }

  body.page-about[data-design="proposal-b"] .page-section--core-policy::before {
    inset: 16px;
  }

  body.page-about[data-design="proposal-b"] .page-section--core-policy .page-section__layout,
  body.page-about[data-design="proposal-b"] .page-section--core-policy.page-section--media-left .page-section__layout {
    width: calc(100% - 72px);
    margin-inline: auto;
  }

  body.page-about[data-design="proposal-b"] .page-section--core-policy .content-grid {
    margin-top: 28px;
  }

  body.page-about[data-design="proposal-b"] .page-section--core-policy .content-card {
    padding: 22px 20px 22px 72px;
  }

}