.about-page {
  padding-bottom: 3rem;
}

.about-layout {
  display: grid;
  gap: 2rem;
}

.about-section {
  display: grid;
  gap: 1rem;
}

.about-section-heading {
  display: flex;
  align-items: center;
  gap: 0.95rem;
}

.about-section-heading__title {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  flex: 0 0 auto;
}

.about-section-heading__rule {
  display: none;
  height: 1px;
  background: #a9c5ea;
  flex: 1 1 auto;
}

.about-section-heading__link {
  color: #1f57b6;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.about-section-heading__link:hover {
  color: #17448c;
}

.about-section-heading__icon {
  width: 3.3rem;
  height: 3.3rem;
  border-radius: 999px;
  background: #eaf5f6;
  color: #2b6e6b;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex: 0 0 auto;
}

.about-section-heading h2 {
  color: #123d79;
  font-family: "Roboto", sans-serif;
  font-size: 2rem;
  line-height: 1.1;
  margin: 0;
}

.about-program__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.about-program__intro p {
  color: #233d61;
  font-size: 1.05rem;
  line-height: 1.75;
  margin: 0;
  max-width: 36rem;
}

.about-program__highlights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.about-highlight-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  align-items: start;
}

.about-highlight-card__icon {
  width: 3rem;
  height: 3rem;
  border-radius: 999px;
  background: #eef6f7;
  color: #2b6e6b;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.about-highlight-card h3 {
  color: #16526e;
  font-family: "Roboto", sans-serif;
  font-size: 1.28rem;
  margin: 0 0 0.25rem;
}

.about-highlight-card p {
  color: #304b72;
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

.about-staff-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.about-staff-card {
  background: #ffffff;
  border: 1px solid rgba(18, 49, 93, 0.12);
  border-radius: 0.7rem;
  box-shadow: 0 8px 22px rgba(18, 49, 93, 0.08);
  padding: 1rem 0.9rem 0.85rem;
  text-align: center;
}

.about-staff-card__image {
  display: block;
  width: 7rem;
  height: 7rem;
  border-radius: 999px;
  object-fit: cover;
  margin: 0 auto 1rem;
}

.about-staff-card__body h3 {
  color: #1b1f2b;
  font-family: "Roboto", sans-serif;
  font-size: 1.18rem;
  line-height: 1.3;
  margin: 0 0 0.35rem;
}

.about-staff-card__body p {
  color: #304b72;
  font-size: 0.98rem;
  line-height: 1.45;
  margin: 0;
}

.about-section__action {
  display: flex;
  justify-content: center;
  margin-top: 0.25rem;
}

.about-action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  background: #ffffff;
  border: 1px solid #2f67c7;
  border-radius: 0.55rem;
  color: #15457a;
  font-weight: 700;
  padding: 0.95rem 1.45rem;
  text-decoration: none;
}

.about-action-button:hover {
  background: #f5f8ff;
  color: #15457a;
}

.about-publication-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.about-publication-card {
  background: #ffffff;
  border: 1px solid #d9e4f1;
  border-radius: 0.7rem;
  box-shadow: 0 6px 18px rgba(18, 49, 93, 0.05);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.9rem;
  padding: 1rem;
}

.about-publication-card__icon {
  color: #275cb9;
  font-size: 1.9rem;
  line-height: 1;
  padding-top: 0.1rem;
}

.about-publication-card__content {
  min-width: 0;
}

.about-publication-card__header {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  margin-bottom: 0.4rem;
}

.about-publication-card h3 {
  color: #15457a;
  font-family: "Roboto", sans-serif;
  font-size: 1.15rem;
  line-height: 1.35;
  margin: 0;
}

.about-publication-card h3 a {
  color: inherit;
  text-decoration: none;
}

.about-publication-card h3 a:hover {
  text-decoration: underline;
}

.about-publication-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.7rem;
}

.about-publication-chip {
  border-radius: 999px;
  border: 1px solid #c8d8f5;
  background: #eef5ff;
  color: #2f5aa7;
  font-size: 0.72rem;
  font-weight: 700;
  line-height: 1;
  padding: 0.35rem 0.55rem;
  text-transform: capitalize;
}

.about-publication-card p {
  color: #304b72;
  line-height: 1.6;
  margin: 0;
}

.about-publication-year {
  color: #4e678a;
  font-size: 0.95rem;
  font-weight: 600;
}

.about-publication-card__note {
  margin-top: 0.7rem;
  font-size: 0.93rem;
  font-style: italic;
}

.about-callouts {
  display: grid;
  grid-template-columns: 1fr;
  background: linear-gradient(180deg, #f8fbff 0%, #eef4fb 100%);
  border: 1px solid rgba(18, 49, 93, 0.12);
  border-radius: 0.85rem;
  overflow: hidden;
}

.about-callout {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.4rem 1.25rem;
}

.about-callout + .about-callout {
  border-top: 1px solid rgba(18, 49, 93, 0.12);
}

.about-callout__icon {
  width: 3.6rem;
  height: 3.6rem;
  border-radius: 999px;
  background: linear-gradient(180deg, #4177ba 0%, #245b98 100%);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
}

.about-callout__body h2 {
  color: #123d79;
  font-family: "Roboto", sans-serif;
  font-size: 1.85rem;
  margin: 0 0 0.45rem;
}

.about-callout__body p {
  color: #304b72;
  line-height: 1.7;
  margin: 0;
}

.about-callout__body a {
  color: #1f57b6;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  margin-top: 0.9rem;
  text-decoration: none;
}

.about-callout__body a:hover {
  color: #17448c;
}

@media (min-width: 760px) {
  .about-section-heading__rule {
    display: block;
  }

  .about-program__highlights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem 1.5rem;
  }

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

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

  .about-callout + .about-callout {
    border-top: 0;
    border-left: 1px solid rgba(18, 49, 93, 0.12);
  }
}

@media (min-width: 980px) {
  .about-program__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
  }

  .about-staff-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .about-publication-card__header {
    grid-template-columns: 1fr auto;
    align-items: start;
    gap: 0.9rem;
  }
}