.page-about {
  --about-glow: rgba(255, 215, 0, 0.14);
  --about-line: rgba(255, 255, 255, 0.08);
  --about-ink: #0A1F44;
  background: var(--color-primary);
  color: var(--color-white);
  overflow-x: hidden;
}

.page-about .about-topbar {
  padding-top: 36px;
}

.page-about .breadcrumbs {
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-about .breadcrumbs__sep {
  color: var(--color-gold);
}

.page-about .breadcrumbs__link {
  color: var(--color-slate);
  text-decoration: none;
  transition: color var(--transition);
}

.page-about .breadcrumbs__link:hover {
  color: var(--color-gold);
}

.page-about .breadcrumbs__current {
  color: var(--color-white);
}

.page-about .about-intro {
  padding: 48px 0 72px;
  position: relative;
}

.page-about .about-intro__grid {
  display: grid;
  gap: 36px;
}

.page-about .about-intro__title {
  margin: 0 0 18px;
}

.page-about .about-intro__title-en {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.24em;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.page-about .about-intro__title-zh {
  display: block;
  font-family: var(--font-chinese);
  font-weight: 300;
  font-size: 44px;
  line-height: 1.16;
  color: var(--color-white);
}

.page-about .about-intro__claim {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.1em;
  color: var(--color-orange);
  margin: 0 0 24px;
}

.page-about .about-intro__lead {
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-light);
  margin: 0 0 16px;
}

.page-about .about-intro__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-slate);
  margin: 0;
}

.page-about .about-intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-intro__figure {
  margin: 0;
}

.page-about .media-frame img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-intro__caption {
  font-size: 13px;
  color: var(--color-slate);
  margin-top: 10px;
  letter-spacing: 0.06em;
}

.page-about .about-intro__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 48px;
}

.page-about .about-intro__stat {
  background: var(--color-primary-alt);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  position: relative;
  overflow: hidden;
}

.page-about .about-intro__stat::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  background: var(--color-gold);
}

.page-about .about-intro__stat:nth-child(2)::after,
.page-about .about-intro__stat:nth-child(4)::after {
  background: var(--color-orange);
}

.page-about .about-intro__num {
  display: block;
  font-family: var(--font-display);
  font-size: 44px;
  line-height: 1;
  color: var(--color-gold);
  margin-bottom: 8px;
}

.page-about .about-intro__num--accent {
  color: var(--color-orange);
}

.page-about .about-intro__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-slate);
}

.page-about .about-milestones {
  background:
    radial-gradient(circle at 85% 10%, rgba(255, 215, 0, 0.07), transparent 260px),
    var(--color-primary-deep);
  padding: 72px 0;
}

.page-about .about-section-head {
  margin-bottom: 48px;
  max-width: 640px;
}

.page-about .about-section-head h2 {
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1.1;
  margin: 10px 0 12px;
  color: var(--color-white);
}

.page-about .about-section-head p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-slate);
  margin: 0;
}

.page-about .milestone-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .milestone-list::before {
  content: '';
  position: absolute;
  top: 4px;
  bottom: 10px;
  left: 15px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-gold), var(--color-orange), transparent);
}

.page-about .milestone {
  position: relative;
  padding-left: 50px;
  margin-bottom: 32px;
}

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

.page-about .milestone__dot {
  position: absolute;
  left: 7px;
  top: 10px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-gold);
  box-shadow: 0 0 0 5px var(--about-glow);
  box-sizing: border-box;
}

.page-about .milestone__card {
  background: var(--color-primary-alt);
  border-radius: var(--radius-md);
  padding: 22px;
  border: 1px solid var(--about-line);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-about .milestone__card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 215, 0, 0.4);
  box-shadow: 0 12px 28px var(--shadow-soft);
}

.page-about .milestone__year {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  display: block;
  margin-bottom: 4px;
}

.page-about .milestone__card h3 {
  font-family: var(--font-chinese);
  font-size: 19px;
  font-weight: 500;
  color: var(--color-white);
  margin: 0 0 8px;
}

.page-about .milestone__card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-slate);
  margin: 0;
}

.page-about .about-team {
  padding: 72px 0;
}

.page-about .about-team__grid {
  display: grid;
  gap: 32px;
}

.page-about .about-team__content h2 {
  font-family: var(--font-display);
  font-size: 38px;
  line-height: 1.12;
  color: var(--color-white);
  margin: 10px 0 14px;
}

.page-about .about-team__content > p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-slate);
  margin: 0 0 20px;
}

.page-about .about-team__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-about .about-team__list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-team__list li:last-child {
  border-bottom: 0;
}

.page-about .about-team__list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 0.04em;
  color: var(--color-gold);
  margin-bottom: 4px;
}

.page-about .about-team__list li:nth-child(2) strong {
  color: var(--color-orange);
}

.page-about .about-team__list li:nth-child(3) strong {
  color: var(--color-light);
}

.page-about .about-team__list span {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-slate);
}

.page-about .about-capabilities {
  background:
    radial-gradient(circle at 10% 90%, rgba(255, 107, 53, 0.08), transparent 240px),
    var(--color-primary-deep);
  padding: 72px 0;
}

.page-about .about-capabilities__grid {
  display: grid;
  gap: 32px;
}

.page-about .about-capabilities__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-about .about-capabilities__list li {
  padding: 20px 0;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-capabilities__list li:last-child {
  border-bottom: 0;
}

.page-about .about-capabilities__list h3 {
  font-family: var(--font-chinese);
  font-size: 19px;
  font-weight: 600;
  color: var(--color-gold);
  margin: 0 0 8px;
}

.page-about .about-capabilities__list p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-slate);
  margin: 0;
}

.page-about .about-recognition {
  padding: 72px 0;
}

.page-about .about-recognition__head {
  margin-bottom: 36px;
}

.page-about .about-recognition__head h2 {
  font-family: var(--font-display);
  font-size: 38px;
  color: var(--color-white);
  margin: 10px 0 0;
}

.page-about .about-recognition__grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-about .about-recognition__item {
  background: var(--color-primary-alt);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
}

.page-about .about-recognition__item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
}

.page-about .about-recognition__item:nth-child(1)::before {
  background: var(--color-gold);
}

.page-about .about-recognition__item:nth-child(2)::before {
  background: var(--color-orange);
}

.page-about .about-recognition__item:nth-child(3)::before {
  background: var(--color-success);
}

.page-about .about-recognition__item h3 {
  font-family: var(--font-chinese);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-white);
  margin: 0 0 8px;
}

.page-about .about-recognition__item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-slate);
  margin: 0;
}

.page-about .about-cta {
  padding: 72px 0 96px;
}

.page-about .about-cta__inner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-gold) 0%, #FFC94D 50%, var(--color-orange) 100%);
  border-radius: var(--radius-lg);
  padding: 48px 28px;
  text-align: center;
  color: var(--about-ink);
}

.page-about .about-cta__glow {
  position: absolute;
  font-family: var(--font-display);
  font-size: 180px;
  line-height: 0.9;
  color: rgba(10, 31, 68, 0.12);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.page-about .about-cta__inner > *:not(.about-cta__glow) {
  position: relative;
}

.page-about .about-cta .kicker {
  border-color: rgba(10, 31, 68, 0.3);
  color: var(--about-ink);
}

.page-about .about-cta__inner h2 {
  font-family: var(--font-display);
  font-size: 38px;
  line-height: 1.1;
  color: var(--about-ink);
  margin: 12px 0 12px;
}

.page-about .about-cta__inner p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--about-ink);
  max-width: 34em;
  margin: 0 auto 24px;
  opacity: 0.8;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}

.page-about .about-cta__btn {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.25s ease, transform 0.25s ease;
}

.page-about .about-cta__btn:hover {
  background: #122C5E;
  transform: translateY(-2px);
}

.page-about .about-cta__link {
  color: var(--about-ink);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(10, 31, 68, 0.4);
  padding-bottom: 2px;
  transition: border-color 0.2s ease;
}

.page-about .about-cta__link:hover {
  border-color: var(--about-ink);
}

@media (min-width: 768px) {
  .page-about .about-intro__grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 44px;
  }

  .page-about .about-intro__stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 56px;
  }

  .page-about .about-team__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 44px;
    align-items: center;
  }

  .page-about .about-capabilities__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 44px;
    align-items: center;
  }

  .page-about .about-recognition__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-about .about-cta__inner {
    padding: 60px 48px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-intro {
    padding: 64px 0 88px;
  }

  .page-about .about-intro__title-zh {
    font-size: 56px;
  }

  .page-about .about-intro__stats {
    gap: 28px;
  }

  .page-about .about-intro__stat {
    padding: 28px 22px;
  }

  .page-about .about-milestones,
  .page-about .about-capabilities {
    padding: 88px 0;
  }

  .page-about .about-team,
  .page-about .about-recognition {
    padding: 88px 0;
  }

  .page-about .milestone-list::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about .milestone {
    display: grid;
    grid-template-columns: 1fr 56px 1fr;
    padding-left: 0;
    margin-bottom: 44px;
    align-items: start;
  }

  .page-about .milestone__dot {
    position: static;
    grid-column: 2;
    grid-row: 1;
    justify-self: center;
    margin-top: 12px;
  }

  .page-about .milestone__card {
    grid-column: 1;
    grid-row: 1;
    padding: 26px 28px;
  }

  .page-about .milestone:nth-child(even) .milestone__card {
    grid-column: 3;
  }

  .page-about .about-section-head h2 {
    font-size: 48px;
  }
}