.about-page {
  overflow: hidden;
  color: var(--text);
  background: var(--color-page-bg);
  letter-spacing: 0;
}

.about-page .container {
  width: min(1220px, calc(100% - 40px));
}

.about-page .section {
  padding: 84px 0;
}

.about-page .section.alt {
  background: var(--section);
}

.about-page .section.compact {
  padding: 60px 0;
}

.about-page h1,
.about-page h2,
.about-page h3 {
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.about-page h1 {
  max-width: 980px;
  font-size: 54px;
  line-height: 1.14;
}

.about-page h2 {
  font-size: 36px;
  line-height: 1.23;
}

.about-page h3 {
  font-size: 20px;
  line-height: 1.42;
}

.about-page a:focus-visible,
.about-page summary:focus-visible {
  outline: 3px solid rgba(0, 91, 150, 0.28);
  outline-offset: 3px;
}

.about-page section[id] {
  scroll-margin-top: 96px;
}

.about-hero {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--color-page-bg);
}

.about-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(420px, 0.96fr);
  gap: 52px;
  align-items: center;
  padding-top: 68px;
  padding-bottom: 68px;
}

.about-hero-copy {
  max-width: 720px;
}

.about-hero .eyebrow {
  color: var(--blue-dark);
}

.about-hero h1 {
  color: var(--heading);
}

.about-hero-text {
  max-width: 680px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.78;
}

.about-hero-action {
  margin-top: 30px;
  color: #FFFFFF;
  background: var(--blue);
}

.about-hero-action:hover {
  color: #FFFFFF;
  background: var(--blue-dark);
}

.about-hero-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.about-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.about-section-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.76fr) minmax(360px, 1.24fr);
  gap: 64px;
  align-items: end;
  margin-bottom: 38px;
}

.about-section-intro p {
  max-width: 720px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.78;
}

.about-reading-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.68fr) minmax(0, 1.32fr);
  gap: 76px;
  align-items: start;
}

.about-sticky-heading {
  position: sticky;
  top: 110px;
}

.about-reading-copy {
  max-width: 840px;
}

.about-reading-copy p {
  color: var(--text);
  font-size: 17px;
  line-height: 1.86;
}

.about-reading-copy p + p {
  margin-top: 18px;
}

.about-experience-note {
  padding: 20px 22px;
  border-left: 3px solid var(--blue);
  color: var(--blue-dark) !important;
  background: var(--blue-soft);
  font-weight: 700;
}

.about-inline-link {
  margin-left: 0.18em;
  border-bottom: 1px solid rgba(0, 91, 150, 0.36);
  font-weight: 700;
}

.about-engineering-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}

.about-capability-card {
  min-width: 0;
  padding: 30px 26px 32px;
}

.about-capability-card + .about-capability-card {
  border-left: 1px solid var(--line-strong);
}

.about-capability-index {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.about-capability-card h3 {
  margin-top: 22px;
}

.about-capability-card p {
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.72;
}

.about-system-section {
  border-top: 1px solid rgba(0, 91, 150, 0.12);
  border-bottom: 1px solid rgba(0, 91, 150, 0.12);
  background: var(--blue-soft);
}

.about-system-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
  gap: 64px;
  align-items: center;
}

.about-system-media,
.about-facility-photo {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.about-system-media {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 9;
  padding: 18px;
}

.about-system-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.about-system-copy > p {
  margin-top: 20px;
  color: var(--text);
  font-size: 17px;
  line-height: 1.82;
}

.about-industry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.about-industry-card {
  display: block;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--heading);
  background: var(--surface);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.about-industry-card:hover {
  border-color: rgba(0, 91, 150, 0.42);
  color: var(--heading);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.about-industry-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--line-strong);
}

.about-industry-body {
  min-height: 154px;
  padding: 20px;
}

.about-industry-body h3 {
  font-size: 18px;
}

.about-industry-body p {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.about-facility-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.about-facility-photo {
  aspect-ratio: 3 / 2;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.about-facility-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-facility-copy {
  max-width: 820px;
  margin-top: 28px;
}

.about-facility-copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.about-partnership {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  padding: 34px 38px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.about-partnership h2 {
  margin-top: 2px;
  font-size: 30px;
}

.about-partnership p {
  max-width: 760px;
  margin-top: 12px;
  color: var(--muted);
  line-height: 1.72;
}

.about-partnership .btn {
  flex: 0 0 auto;
}

.about-faq-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.62fr) minmax(0, 1.38fr);
  gap: 72px;
  align-items: start;
}

.about-faq-heading {
  position: sticky;
  top: 110px;
}

.about-faq-heading p {
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.75;
}

.about-faq-list {
  border-bottom: 1px solid var(--line-strong);
}

.about-faq-list details {
  border-top: 1px solid var(--line-strong);
}

.about-faq-list summary {
  position: relative;
  padding: 22px 52px 22px 0;
  color: var(--heading);
  font-family: var(--title-font);
  font-size: 18px;
  font-weight: 750;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
}

.about-faq-list summary::-webkit-details-marker {
  display: none;
}

.about-faq-list summary::after {
  position: absolute;
  top: 20px;
  right: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(0, 91, 150, 0.24);
  border-radius: 50%;
  color: var(--blue);
  content: "+";
  font-family: Arial, sans-serif;
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
}

.about-faq-list details[open] summary::after {
  content: "−";
}

.about-faq-list details[open] summary {
  color: var(--blue-dark);
}

.about-faq-list details p {
  max-width: 820px;
  padding: 0 52px 24px 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.82;
}

.about-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  min-height: 190px;
  padding: 38px 42px;
  border-radius: 8px;
  color: #FFFFFF;
  background: var(--blue);
  box-shadow: 0 14px 34px rgba(20, 33, 61, 0.08);
}

.about-cta h2 {
  color: #FFFFFF;
  font-size: 30px;
}

.about-cta p {
  max-width: 720px;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.84);
  line-height: 1.7;
}

.about-cta .btn {
  flex: 0 0 auto;
  padding-inline: 24px;
  border-radius: 999px;
  color: var(--blue);
  background: #FFFFFF;
}

.about-cta .btn:hover {
  color: var(--blue-dark);
  background: var(--blue-soft);
}

@media (max-width: 1020px) {
  .about-hero-grid,
  .about-section-intro,
  .about-reading-grid,
  .about-system-layout,
  .about-faq-layout {
    grid-template-columns: 1fr;
  }

  .about-hero-grid {
    gap: 32px;
  }

  .about-hero-media {
    width: min(100%, 820px);
  }

  .about-reading-grid,
  .about-system-layout,
  .about-faq-layout {
    gap: 40px;
  }

  .about-section-intro {
    gap: 18px;
    align-items: start;
  }

  .about-sticky-heading,
  .about-faq-heading {
    position: static;
  }

  .about-engineering-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-capability-card:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line-strong);
  }

  .about-capability-card:nth-child(4) {
    border-top: 1px solid var(--line-strong);
  }

  .about-system-media {
    width: min(100%, 820px);
  }

  .about-industry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .about-page .container {
    width: min(100% - 28px, 1220px);
  }

  .about-page .section,
  .about-page .section.compact {
    padding: 54px 0;
  }

  .about-page h1 {
    font-size: 36px;
  }

  html[lang="en"] .about-page h1 {
    font-size: 34px;
  }

  .about-page h2 {
    font-size: 29px;
  }

  .about-hero-grid {
    gap: 26px;
    padding-top: 48px;
    padding-bottom: 48px;
  }

  .about-hero-text,
  .about-section-intro p,
  .about-reading-copy p,
  .about-system-copy > p,
  .about-facility-copy p {
    font-size: 16px;
  }

  .about-hero-text {
    line-height: 1.68;
  }

  .about-hero-action {
    max-width: 100%;
    margin-top: 24px;
  }

  .about-engineering-grid,
  .about-industry-grid,
  .about-facility-gallery {
    grid-template-columns: 1fr;
  }

  .about-capability-card,
  .about-capability-card:nth-child(3),
  .about-capability-card:nth-child(4) {
    padding: 24px 0 26px;
    border-top: 0;
    border-left: 0;
  }

  .about-capability-card + .about-capability-card {
    border-top: 1px solid var(--line-strong);
    border-left: 0;
  }

  .about-system-media {
    padding: 10px;
  }

  .about-industry-body {
    min-height: 0;
  }

  .about-facility-photo {
    aspect-ratio: 3 / 2;
  }

  .about-partnership,
  .about-cta {
    min-height: 0;
    padding: 30px 24px;
    flex-direction: column;
    align-items: flex-start;
  }

  .about-partnership h2,
  .about-cta h2 {
    font-size: 27px;
  }

  .about-partnership .btn,
  .about-cta .btn {
    width: 100%;
  }

  .about-faq-list summary {
    padding-right: 44px;
    font-size: 17px;
  }

  .about-faq-list details p {
    padding-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .about-industry-card {
    transition: none;
  }
}