.page-about {
  --about-border: rgba(245, 166, 35, 0.35);
  --about-line: #D1D5DB;
  --about-ratio: 1.618;
  color: #2D3748;
  background: #F8F9FA;
  overflow-x: clip;
}

.page-about .container {
  width: min(1280px, 100% - 2rem);
  margin-inline: auto;
}

.page-about .breadcrumb {
  padding-block: 1rem 0.5rem;
  border-bottom: 1px solid var(--about-line);
  margin-bottom: 2rem;
}

.page-about .section-head__index {
  font-family: var(--font-num);
  color: var(--c-gold);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 0.5rem;
}

.page-about .section-head__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--c-navy);
  line-height: 1.15;
  margin: 0;
}

.page-about .section-head__desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-muted-text);
  max-width: 42em;
  margin: 0.75rem 0 0;
}

.page-about .section-head--light .section-head__title {
  color: var(--c-white);
}

.page-about .section-head--light .section-head__desc {
  color: rgba(248, 249, 250, 0.72);
}

.page-about .about-hero {
  position: relative;
  padding-block: 3rem 3.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-about .about-hero__index {
  font-family: var(--font-num);
  font-size: clamp(5rem, 14vw, 10rem);
  font-weight: 700;
  line-height: 0.8;
  color: var(--c-charcoal);
  opacity: 0.06;
  position: absolute;
  top: 1rem;
  right: 0;
  user-select: none;
  pointer-events: none;
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.08;
  color: var(--c-navy);
  max-width: 12em;
  margin: 0;
  letter-spacing: -0.01em;
}

.page-about .about-hero__lead {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  line-height: 1.8;
  color: var(--c-body-text);
  max-width: 38em;
  margin: 0;
  border-left: 3px solid var(--c-gold);
  padding-left: 1.25rem;
}

.page-about .about-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  align-items: center;
  margin-top: 0.5rem;
}

.page-about .about-hero__meta-num {
  font-family: var(--font-num);
  font-size: 0.875rem;
  color: var(--c-muted-text);
  letter-spacing: 0.04em;
}

.page-about .about-position {
  padding-block: 2.5rem 3.5rem;
  border-top: 1px solid var(--about-line);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-about .about-position__statement {
  font-size: clamp(1.125rem, 2.4vw, 1.5rem);
  line-height: 1.75;
  color: var(--c-navy);
  font-weight: 600;
  border-left: 4px solid var(--c-red);
  padding-left: 1.25rem;
  margin: 0 0 2rem;
}

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

.page-about .about-position__card {
  background: var(--c-white);
  border: 1px solid var(--about-line);
  border-top: 3px solid var(--c-navy);
  padding: 1.5rem;
  position: relative;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

.page-about .about-position__card:nth-child(2n) {
  border-top-color: var(--c-gold);
}

.page-about .about-position__card:nth-child(3n) {
  border-top-color: var(--c-ice);
}

.page-about .about-position__card:nth-child(4n) {
  border-top-color: var(--c-red);
}

.page-about .about-position__card-num {
  font-family: var(--font-num);
  font-size: 0.75rem;
  color: var(--c-gold);
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 0.75rem;
}

.page-about .about-position__card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--c-navy);
  margin: 0 0 0.5rem;
}

.page-about .about-position__card-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-body-text);
  margin: 0;
}

.page-about .about-milestone {
  background: var(--c-navy);
  padding-block: 3.5rem 4rem;
  position: relative;
}

.page-about .about-milestone::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-gold-red);
}

.page-about .about-milestone__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.page-about .about-milestone__frame {
  margin: 0;
  border: 1px solid rgba(245, 166, 35, 0.3);
}

.page-about .about-milestone__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-about .about-milestone__timeline {
  border-left: 1px solid rgba(245, 166, 35, 0.35);
}

.page-about .about-milestone .timeline__item {
  position: relative;
  padding: 0 0 2.25rem 1.75rem;
}

.page-about .about-milestone .timeline__item:last-child {
  padding-bottom: 0;
}

.page-about .about-milestone .timeline__dot {
  position: absolute;
  left: -5px;
  top: 0.25rem;
  width: 9px;
  height: 9px;
  border-radius: 0;
  background: var(--c-gold);
  box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.18);
}

.page-about .about-milestone .timeline__date {
  font-family: var(--font-num);
  font-size: 0.8125rem;
  color: var(--c-gold-light);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.page-about .about-milestone .timeline__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--c-white);
  margin: 0 0 0.5rem;
}

.page-about .about-milestone .timeline__body p {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(248, 249, 250, 0.75);
  margin: 0;
}

.page-about .about-tech {
  padding-block: 3.5rem 4rem;
}

.page-about .about-tech__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 2.5rem;
}

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

.page-about .about-tech__item {
  border: 1px solid var(--about-line);
  padding: 1.5rem;
  background: var(--c-white);
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 1.25rem;
  align-items: start;
}

.page-about .about-tech__item-index {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--c-red);
  grid-row: 1 / span 2;
  line-height: 1.2;
}

.page-about .about-tech__item-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 900;
  color: var(--c-navy);
  margin: 0 0 0.375rem;
}

.page-about .about-tech__item-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-body-text);
  margin: 0;
}

.page-about .about-tech__visual {
  margin: 0;
  border-top: 4px solid var(--c-gold);
  background: var(--c-charcoal);
}

.page-about .about-tech__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-about .about-tech__caption {
  font-size: 0.8125rem;
  color: rgba(248, 249, 250, 0.7);
  padding: 0.75rem 1rem;
  border-top: 1px solid rgba(248, 249, 250, 0.12);
  font-family: var(--font-num);
  letter-spacing: 0.04em;
}

.page-about .about-team {
  background: var(--c-navy-deep);
  padding-block: 3.5rem 4rem;
  position: relative;
}

.page-about .about-team::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-gold) 0%, var(--c-ice) 60%, transparent 100%);
}

.page-about .about-team__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-top: 2.5rem;
}

.page-about .about-team__figure {
  margin: 0;
  border: 1px solid rgba(245, 166, 35, 0.25);
  order: 2;
}

.page-about .about-team__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.page-about .about-team__content {
  order: 1;
}

.page-about .about-team__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.page-about .about-team .stat {
  background: rgba(248, 249, 250, 0.05);
  border: 1px solid rgba(248, 249, 250, 0.13);
  padding: 1.25rem 0.75rem;
  text-align: center;
}

.page-about .about-team .stat__value {
  font-family: var(--font-num);
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 700;
  color: var(--c-gold);
  display: block;
  line-height: 1.1;
}

.page-about .about-team .stat--gold .stat__value {
  color: var(--c-gold-light);
}

.page-about .about-team .stat--red .stat__value {
  color: var(--c-red);
}

.page-about .about-team .stat__label {
  font-size: 0.8125rem;
  color: rgba(248, 249, 250, 0.72);
  display: block;
  margin-top: 0.5rem;
  line-height: 1.5;
}

.page-about .about-team__cert-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.875rem;
}

.page-about .about-team__cert-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  background: rgba(248, 249, 250, 0.04);
  border: 1px solid rgba(248, 249, 250, 0.12);
  padding: 1.25rem;
  cursor: help;
  transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}

.page-about .about-team__cert-item:hover,
.page-about .about-team__cert-item:focus-within {
  border-color: rgba(245, 166, 35, 0.55);
  background: rgba(245, 166, 35, 0.06);
}

.page-about .about-team__cert-badge {
  font-family: var(--font-num);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--c-navy);
  background: var(--c-gold);
  padding: 0.4rem 0.6rem;
  letter-spacing: 0.08em;
  border-radius: 0;
  min-width: 3.25rem;
  text-align: center;
}

.page-about .about-team__cert-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-white);
  margin: 0 0 0.375rem;
}

.page-about .about-team__cert-desc {
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(248, 249, 250, 0.7);
  margin: 0;
}

.page-about .about-connect {
  padding-block: 3.5rem 4rem;
}

.page-about .about-connect__inner {
  background: var(--c-charcoal);
  border-left: 6px solid var(--c-gold);
  padding: clamp(1.5rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-about .about-connect__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 900;
  color: var(--c-white);
  margin: 0 0 0.75rem;
}

.page-about .about-connect__text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(248, 249, 250, 0.72);
  margin: 0;
}

.page-about .about-connect__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

@media (min-width: 640px) {
  .page-about .about-position__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-about .about-tech__content {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-about .about-team__stats {
    gap: 1rem;
  }
}

@media (min-width: 960px) {
  .page-about .container {
    width: min(1280px, 100% - 4rem);
  }

  .page-about .about-hero {
    padding-block: 4.5rem 5rem;
    grid-template-columns: 1fr 2fr;
    align-items: end;
  }

  .page-about .about-hero__title {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .page-about .about-hero__lead {
    grid-column: 2;
    grid-row: 2;
    margin-right: 3rem;
  }

  .page-about .about-hero__meta {
    grid-column: 2;
    grid-row: 3;
    margin-top: 0;
  }

  .page-about .about-hero__index {
    right: 1rem;
    top: 2rem;
  }

  .page-about .about-position {
    grid-template-columns: 1fr 2.5fr;
    gap: 3rem;
    padding-block: 3.5rem 5rem;
  }

  .page-about .about-position__side {
    position: sticky;
    top: calc(var(--header-total-h, 104px) + 2rem);
    align-self: start;
  }

  .page-about .about-position__grid {
    gap: 1.25rem;
  }

  .page-about .about-position__card {
    padding: 1.75rem;
  }

  .page-about .about-milestone {
    padding-block: 5rem 5.5rem;
  }

  .page-about .about-milestone__layout {
    grid-template-columns: 7fr 5fr;
    gap: 3.5rem;
    align-items: start;
    margin-top: 3rem;
  }

  .page-about .about-milestone__frame {
    position: sticky;
    top: calc(var(--header-total-h, 104px) + 2rem);
  }

  .page-about .about-tech {
    padding-block: 5rem 5.5rem;
  }

  .page-about .about-tech__layout {
    grid-template-columns: 5fr 7fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
  }

  .page-about .about-tech__content {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .page-about .about-team {
    padding-block: 5rem 5.5rem;
  }

  .page-about .about-team__layout {
    grid-template-columns: 5fr 6fr;
    gap: 3.5rem;
    align-items: center;
    margin-top: 3rem;
  }

  .page-about .about-team__figure {
    order: 1;
  }

  .page-about .about-team__content {
    order: 2;
  }

  .page-about .about-connect {
    padding-block: 5rem 5.5rem;
  }

  .page-about .about-connect__inner {
    grid-template-columns: 3fr 2fr;
    align-items: center;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-about .about-position__card {
    transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
  }

  .page-about .about-position__card:hover {
    transform: translateX(6px);
    box-shadow: 0 8px 24px rgba(7, 23, 49, 0.15);
  }

  .page-about .about-team__cert-item {
    transition: border-color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
  }
}