.page-about {
  --about-axis-x: 18px;
  --about-node-gap: 34px;
}

/* ---------- hero ---------- */
.page-about .about-hero {
  position: relative;
  padding: 42px 0 64px;
  background:
    radial-gradient(1100px 520px at 82% -10%, rgba(53, 230, 224, 0.16), transparent 62%),
    radial-gradient(760px 420px at 6% 8%, rgba(242, 184, 75, 0.12), transparent 66%),
    linear-gradient(180deg, #05121F 0%, #0B2A45 100%);
  overflow: hidden;
}

.page-about .about-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 26px;
}

.page-about .about-hero__copy .display-1 {
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 14px 0 18px;
  text-shadow: 0 0 18px rgba(53, 230, 224, 0.35);
}

.page-about .about-hero__copy .lede {
  max-width: 34ch;
  color: var(--mist);
  opacity: 0.92;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 30px;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
  margin: 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-about .about-hero__stats .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-hero__stats .stat-value {
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-about .about-hero__stats .stat-label {
  font-size: 13px;
  color: var(--fog);
}

.page-about .about-hero__frame {
  position: relative;
  padding: 26px 22px 22px;
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(10px);
}

.page-about .about-hero__pulse {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 74px;
  margin: 18px 0 22px;
}

.page-about .about-hero__pulse span {
  flex: 1;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, rgba(53, 230, 224, 0.85), rgba(53, 230, 224, 0.12));
  box-shadow: 0 0 16px rgba(53, 230, 224, 0.28);
}

.page-about .about-hero__pulse span:nth-child(1) { height: 26%; }
.page-about .about-hero__pulse span:nth-child(2) { height: 44%; }
.page-about .about-hero__pulse span:nth-child(3) { height: 62%; }
.page-about .about-hero__pulse span:nth-child(4) { height: 82%; background: linear-gradient(180deg, rgba(242, 184, 75, 0.9), rgba(242, 184, 75, 0.14)); box-shadow: 0 0 16px rgba(242, 184, 75, 0.3); }
.page-about .about-hero__pulse span:nth-child(5) { height: 100%; }

.page-about .about-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-hero__facts li {
  font-size: 15px;
  color: var(--mist);
  padding-left: 14px;
  border-left: 2px solid rgba(53, 230, 224, 0.4);
  line-height: 1.6;
}

.page-about .about-hero__facts .num {
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 17px;
  margin-right: 4px;
}

/* ---------- origin ---------- */
.page-about .about-origin {
  padding: 62px 0;
  background: linear-gradient(180deg, #0B2A45 0%, #05121F 100%);
}

.page-about .about-origin__body p {
  margin: 0 0 16px;
  color: rgba(234, 242, 247, 0.86);
}

.page-about .about-origin__aside {
  padding: 26px 22px;
  border-radius: var(--radius-lg);
  align-self: start;
}

.page-about .about-origin__aside-title {
  font-size: 18px;
  margin: 0 0 16px;
  padding-left: 12px;
  border-left: 4px solid var(--cyan);
}

.page-about .about-origin__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .about-origin__list li {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(234, 242, 247, 0.82);
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.page-about .about-origin__list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-about .about-origin__list strong {
  color: var(--cyan);
  font-weight: 700;
}

/* ---------- timeline ---------- */
.page-about .about-timeline {
  padding: 66px 0 70px;
  background: linear-gradient(180deg, #1E2A6B 0%, #0B2A45 100%);
}

.page-about .about-timeline__head {
  max-width: 760px;
  margin-bottom: 26px;
}

.page-about .about-timeline__intro {
  color: rgba(234, 242, 247, 0.82);
  margin-top: 12px;
}

.page-about .about-timeline__figure {
  margin: 0 0 40px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.page-about .about-axis {
  position: relative;
  padding-left: 44px;
}

.page-about .about-axis__rail {
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: var(--about-axis-x);
  width: 2px;
  background: linear-gradient(180deg, rgba(53, 230, 224, 0.85), rgba(53, 230, 224, 0.12));
  box-shadow: 0 0 12px rgba(53, 230, 224, 0.35);
}

.page-about .about-axis__rail::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background-image: repeating-linear-gradient(180deg, rgba(234, 242, 247, 0.42) 0 2px, transparent 2px 22px);
}

.page-about .about-node {
  position: relative;
  margin-bottom: var(--about-node-gap);
}

.page-about .about-node:last-child {
  margin-bottom: 0;
}

.page-about .about-node__marker {
  position: absolute;
  left: calc(var(--about-axis-x) - 44px - 6px);
  top: 22px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--abyss);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 14px rgba(53, 230, 224, 0.55);
}

.page-about .about-node--major .about-node__marker {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 16px rgba(242, 184, 75, 0.6);
}

.page-about .about-node__card {
  padding: 22px 20px;
  border-radius: var(--radius-md);
  transition: transform 260ms var(--ease), box-shadow 260ms var(--ease);
}

.page-about .about-node:hover .about-node__card,
.page-about .about-node:focus-within .about-node__card {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.page-about .about-node__card--teal { background: linear-gradient(135deg, #08333A 0%, #0B2A45 100%); }
.page-about .about-node__card--indigo { background: linear-gradient(135deg, #1E2A6B 0%, #0B2A45 100%); }
.page-about .about-node__card--wine { background: linear-gradient(135deg, #4A1030 0%, #2A0A22 100%); }

.page-about .about-node__year {
  display: block;
  font-size: 16px;
  color: var(--gold);
  margin-bottom: 8px;
}

.page-about .about-node__card h3 {
  font-size: 20px;
  line-height: 1.36;
  margin: 0 0 10px;
  font-weight: 700;
}

.page-about .about-node__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(234, 242, 247, 0.84);
}

.page-about .about-timeline__foot {
  margin-top: 34px;
  font-size: 15px;
  color: var(--fog);
}

.page-about .about-timeline__foot a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- team ---------- */
.page-about .about-team {
  padding: 66px 0;
  background: linear-gradient(180deg, #08333A 0%, #062A31 100%);
}

.page-about .about-team__intro p {
  color: rgba(234, 242, 247, 0.85);
  margin: 0 0 14px;
}

.page-about .about-team__chart {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-about .about-team__svg {
  width: 100%;
  max-width: 440px;
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-about .about-team__legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .about-team__legend li {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(234, 242, 247, 0.84);
}

.page-about .about-team__legend strong {
  color: var(--mist);
}

.page-about .dot {
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 50%;
  display: block;
}

.page-about .dot--cyan { background: var(--cyan); box-shadow: 0 0 10px rgba(53, 230, 224, 0.6); }
.page-about .dot--gold { background: var(--gold); box-shadow: 0 0 10px rgba(242, 184, 75, 0.6); }
.page-about .dot--mist { background: var(--mist); box-shadow: 0 0 10px rgba(234, 242, 247, 0.45); }

.page-about .about-team__figure {
  margin: 40px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.page-about .about-team__contact {
  display: grid;
  gap: 18px;
}

.page-about .about-team__contact-card {
  padding: 24px 22px;
  border-radius: var(--radius-lg);
}

.page-about .about-team__contact-card h3 {
  font-size: 19px;
  margin: 0 0 10px;
}

.page-about .about-team__contact-card p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(234, 242, 247, 0.82);
}

/* ---------- region ---------- */
.page-about .about-region {
  padding: 66px 0;
  background: linear-gradient(180deg, #4A1030 0%, #2A0A22 100%);
}

.page-about .about-region__copy p {
  color: rgba(234, 242, 247, 0.86);
  margin: 0 0 16px;
}

.page-about .about-region__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.page-about .about-region__facts li {
  font-size: 14px;
  line-height: 1.6;
  color: var(--fog);
  padding-top: 14px;
  border-top: 1px solid rgba(53, 230, 224, 0.28);
}

.page-about .about-region__facts .num {
  display: block;
  font-family: var(--font-mono);
  font-size: 24px;
  color: var(--gold);
  margin-bottom: 4px;
}

.page-about .about-region__figure {
  margin: 30px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

/* ---------- eco ---------- */
.page-about .about-eco {
  padding: 66px 0 76px;
  background: linear-gradient(180deg, #05121F 0%, #0B2A45 100%);
}

.page-about .about-eco__head {
  max-width: 760px;
  margin-bottom: 34px;
}

.page-about .about-eco__head p {
  color: rgba(234, 242, 247, 0.84);
  margin: 12px 0 0;
}

.page-about .about-eco__cards {
  display: grid;
  gap: 18px;
}

.page-about .about-eco__card {
  padding: 24px 22px;
  border-radius: var(--radius-lg);
  transition: transform 260ms var(--ease);
}

.page-about .about-eco__card:hover {
  transform: translateY(-3px);
}

.page-about .about-eco__num {
  display: block;
  font-size: 15px;
  color: var(--gold);
  margin-bottom: 10px;
}

.page-about .about-eco__card h3 {
  font-size: 19px;
  margin: 0 0 10px;
}

.page-about .about-eco__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(234, 242, 247, 0.82);
}

.page-about .about-eco__cta {
  margin-top: 34px;
  padding: 26px 22px;
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(53, 230, 224, 0.12), rgba(242, 184, 75, 0.1));
  border: 1px solid var(--glass-line);
  display: grid;
  gap: 18px;
}

.page-about .about-eco__cta p {
  margin: 0;
  font-size: 16px;
  color: var(--mist);
}

.page-about .about-eco__cta-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- responsive ---------- */
@media (min-width: 720px) {
  .page-about .about-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

  .page-about .about-eco__cta {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

@media (min-width: 1040px) {
  .page-about .about-hero {
    padding: 54px 0 86px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .about-origin,
  .page-about .about-timeline,
  .page-about .about-team,
  .page-about .about-region,
  .page-about .about-eco {
    padding-top: 88px;
    padding-bottom: 92px;
  }

  .page-about .about-axis {
    padding-left: 64px;
  }

  .page-about .about-axis__rail {
    left: 22px;
  }

  .page-about .about-node__marker {
    left: calc(22px - 64px - 6px);
  }

  .page-about .about-node__card {
    padding: 26px 28px;
  }

  .page-about .about-team__figure {
    margin: 52px 0;
    max-width: 780px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-about .about-region__grid {
    align-items: center;
  }

  .page-about .about-region__figure {
    margin-top: 0;
  }

  .page-about .about-eco__cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
</