/* Corporate story and timeline; shared website components remain unchanged. */
.about-page {
  color: #17284a;
}

.about-page .ab-hero {
  padding: 24px 0 44px;
  border-bottom: 1px solid #dce2f1;
  background: linear-gradient(120deg, #f8faff, #edf2ff 65%, #f2effc);
}

.about-page .ab-breadcrumbs {
  margin: 0 0 24px;
  font-size: 14px;
}

.about-page .ab-hero-grid,
.about-page .ab-product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.about-page h1 {
  margin: 14px 0 18px;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.15;
  letter-spacing: -.035em;
  text-wrap: balance;
}

.about-page .ab-brand {
  padding: 28px;
  border: 1px solid #cdd7ef;
  border-radius: 20px;
  background: rgba(255, 255, 255, .85);
}

.about-page .ab-brand h2 {
  margin: 12px 0;
  color: #17284a;
  font-size: 30px;
}

.about-page .ab-brand h3 {
  margin: 0 0 12px;
  color: #3155ce;
  font-size: 26px;
}

.about-page .ab-brand p {
  margin: 0;
  font-size: 15px;
}

.about-page .ab-brand__product {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid #dce2f1;
}

.about-page .ab-timeline {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin: 0;
  padding: 0 0 0 26px;
  list-style: none;
}

.about-page .ab-timeline::before {
  content: '';
  position: absolute;
  top: 24px;
  bottom: 24px;
  left: 5px;
  width: 2px;
  background: #b7c5e9;
}

.about-page .ab-timeline li {
  position: relative;
  min-width: 0;
  padding: 24px;
  border: 1px solid #dce2f1;
  border-radius: 16px;
  background: #fff;
}

.about-page .ab-timeline li::before {
  content: '';
  position: absolute;
  top: 30px;
  left: -27px;
  width: 12px;
  height: 12px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: #3155ce;
  box-shadow: 0 0 0 1px #b7c5e9;
}

.about-page .ab-year {
  color: #3155ce;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
}

.about-page .ab-timeline h3 {
  margin: 14px 0 12px;
  font-size: 19px;
  line-height: 1.4;
}

.about-page .ab-timeline p {
  margin: 0;
  font-size: 15px;
}

.about-page .ab-product {
  border-block: 1px solid #dce2f1;
  background: #f8faff;
}

.about-page .ab-areas {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.about-page .ab-areas a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid #dce2f1;
  border-radius: 10px;
  background: #fff;
  font-size: 14px;
  line-height: 1.5;
}

.about-page .ab-resource {
  margin-top: 24px;
  padding: 0 20px;
  border: 1px solid #dce2f1;
  border-radius: 12px;
  background: #fff;
}

.about-page .ab-resource[open] {
  padding-bottom: 20px;
}

.about-page summary {
  min-height: 44px;
  padding: 14px 0;
  color: #3155ce;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
}

.about-page .ab-resource ul {
  padding-left: 20px;
  color: #53617b;
  font-size: 14px;
  line-height: 1.7;
}

.about-page .ab-principles {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.about-page .ab-principles article {
  min-width: 0;
  padding: 20px;
  border-left: 2px solid #5875d4;
  background: #f8faff;
}

.about-page .ab-principles h3 {
  margin: 0 0 12px;
  font-size: 18px;
  line-height: 1.4;
}

.about-page .ab-principles p {
  margin: 0;
  font-size: 14px;
}

.about-page summary:focus-visible {
  outline: 3px solid #5574d8;
  outline-offset: 4px;
  border-radius: 4px;
}

.about-page .ab-contact {
  padding-top: 0;
}

.about-page .ab-contact p:last-child {
  margin-top: 16px;
}

@media (min-width: 700px) {
  .about-page .ab-areas,
  .about-page .ab-principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-page .ab-timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    padding: 26px 0 0;
  }

  .about-page .ab-timeline::before {
    top: 6px;
    right: 24px;
    bottom: auto;
    left: 24px;
    width: auto;
    height: 2px;
  }

  .about-page .ab-timeline li::before {
    top: -27px;
    left: 24px;
  }
}

@media (min-width: 1100px) {
  .about-page .ab-hero-grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 48px;
  }

  .about-page .ab-product-grid {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
    gap: 40px;
  }

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