.page-about {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  overflow-x: hidden;
}
.page-about .about-hero {
  position: relative;
  padding: 32px 0 72px;
  background: linear-gradient(150deg, var(--bg-deep) 0%, var(--bg-blue) 64%, #25496E 100%);
  color: var(--white);
  overflow: hidden;
}
.page-about .about-hero-inner {
  position: relative;
  z-index: 2;
}
.page-about .about-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.62);
}
.page-about .about-breadcrumb a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  transition: color 0.2s ease;
}
.page-about .about-breadcrumb a:hover {
  color: var(--accent);
}
.page-about .breadcrumb-sep {
  color: var(--gold);
  opacity: 0.6;
}
.page-about .about-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px 44px;
  align-items: center;
}
.page-about .about-hero-copy {
  order: 2;
}
.page-about .about-hero-media {
  order: 1;
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid rgba(245, 230, 200, 0.28);
  box-shadow: var(--shadow-header);
}
.page-about .about-hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-about .about-figcap {
  margin-top: 10px;
  padding-left: 4px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.6);
}
.page-about .about-eyebrow--light {
  color: var(--gold);
}
.page-about .about-hero-title {
  margin: 14px 0 22px;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--white);
}
.page-about .about-hero-intro {
  max-width: 56ch;
  margin-bottom: 30px;
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}
.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.page-about .about-btn-outline-light {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--white);
}
.page-about .about-btn-outline-light:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.page-about .about-hero-bg {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.page-about .about-bg-num {
  position: absolute;
  font-family: var(--font-mono);
  font-weight: 800;
  line-height: 1;
  color: var(--paper);
  opacity: 0.07;
}
.page-about .about-bg-num--one {
  top: 32px;
  right: 18px;
  font-size: 170px;
  opacity: 0.07;
}
.page-about .about-bg-num--two {
  right: 210px;
  bottom: 92px;
  font-size: 76px;
  opacity: 0.05;
}
.page-about .about-bg-num--three {
  top: 56%;
  right: 58px;
  font-size: 58px;
  opacity: 0.09;
}
.page-about .about-section {
  position: relative;
  padding: 72px 0;
}
.page-about .about-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
}
.page-about .about-rail {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(26, 26, 26, 0.18);
}
.page-about .about-rail-index {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
}
.page-about .about-rail-vertical {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.24em;
  color: var(--ink);
}
.page-about .about-rail-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}
.page-about .about-rail-line {
  flex: 1 1 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), rgba(224, 180, 90, 0.18), transparent);
}
.page-about .about-main {
  min-width: 0;
}
.page-about .about-section-title {
  margin: 12px 0 22px;
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-about .about-main .prose p {
  margin-bottom: 18px;
  font-size: 16px;
  max-width: 62ch;
}
.page-about .about-story {
  background: var(--paper);
}
.page-about .about-quote {
  max-width: 46ch;
  margin: 38px 0 0;
  padding: 18px 24px;
  border-left: 4px solid var(--accent);
  background: rgba(11, 31, 63, 0.06);
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--bg-deep);
}
.page-about .about-milestones {
  background: linear-gradient(150deg, var(--bg-deep) 0%, var(--bg-blue) 70%, #163554 100%);
  color: var(--paper);
}
.page-about .about-milestones .eyebrow {
  color: var(--gold);
}
.page-about .about-milestones .about-section-title {
  color: var(--white);
}
.page-about .about-milestones .about-rail {
  border-color: rgba(245, 230, 200, 0.22);
}
.page-about .about-milestones .about-rail-vertical {
  color: rgba(245, 230, 200, 0.84);
}
.page-about .about-milestones .about-rail-meta {
  color: rgba(245, 230, 200, 0.62);
}
.page-about .about-milestones .about-rail-line {
  background: linear-gradient(90deg, var(--gold), rgba(224, 180, 90, 0.12), transparent);
}
.page-about .about-milestone-ruler {
  position: absolute;
  z-index: 1;
  top: 60px;
  right: -18px;
  width: 72px;
  height: 380px;
  opacity: 0.34;
  pointer-events: none;
}
.page-about .about-timeline {
  position: relative;
  margin: 28px 0 8px;
  padding: 0;
  list-style: none;
}
.page-about .about-timeline::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 23px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold), rgba(224, 180, 90, 0.14), rgba(245, 230, 200, 0.5));
}
.page-about .about-timeline-item {
  position: relative;
  padding: 14px 0 14px 76px;
}
.page-about .about-timeline-year {
  position: absolute;
  top: 15px;
  left: 0;
  width: 60px;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
}
.page-about .about-timeline-dot {
  position: absolute;
  top: 19px;
  left: 19px;
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 2px rgba(11, 31, 63, 0.9);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.page-about .about-timeline-item:hover .about-timeline-dot,
.page-about .about-timeline-item:focus-within .about-timeline-dot {
  transform: scale(1.35);
  box-shadow: 0 0 0 6px rgba(255, 75, 43, 0.26);
}
.page-about .about-timeline-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.page-about .about-timeline-body strong {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
}
.page-about .about-timeline-body span {
  max-width: 54ch;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(245, 230, 200, 0.78);
}
.page-about .about-milestone-media {
  margin: 34px 0 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid rgba(245, 230, 200, 0.24);
  box-shadow: var(--shadow-panel);
}
.page-about .about-milestone-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-about .about-data {
  background: var(--paper);
}
.page-about .about-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 30px 0 32px;
}
.page-about .about-stat-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 16px;
  background: var(--white);
  border-top: 3px solid var(--accent);
  box-shadow: 0 10px 24px rgba(11, 31, 63, 0.08);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.page-about .about-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(11, 31, 63, 0.16);
}
.page-about .about-stat-num {
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bg-deep);
}
.page-about .about-stat-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}
.page-about .about-capability-intro {
  border-left: 3px solid var(--bg-blue);
  padding-left: 20px;
  max-width: 72ch;
}
.page-about .about-tibet {
  background: linear-gradient(158deg, var(--bg-deep) 0%, #1E3A5F 58%, #2C5078 100%);
  color: var(--paper);
}
.page-about .about-tibet .eyebrow {
  color: var(--gold);
}
.page-about .about-tibet .about-section-title {
  color: var(--white);
}
.page-about .about-tibet .about-rail {
  border-color: rgba(245, 230, 200, 0.22);
}
.page-about .about-tibet .about-rail-vertical {
  color: rgba(245, 230, 200, 0.84);
}
.page-about .about-tibet .about-rail-meta {
  color: rgba(245, 230, 200, 0.62);
}
.page-about .about-tibet .about-rail-line {
  background: linear-gradient(90deg, var(--gold), rgba(224, 180, 90, 0.12), transparent);
}
.page-about .about-tibet-visual {
  position: relative;
  min-height: 190px;
  margin-top: 36px;
  overflow: hidden;
}
.page-about .about-tibet-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(175deg, #C8DAEA 0%, #8FB3D4 28%, #3F6A96 62%, #224A73 100%);
  clip-path: polygon(0% 32%, 12% 16%, 26% 38%, 40% 4%, 55% 34%, 70% 18%, 100% 44%, 100% 100%, 0% 100%);
}
.page-about .about-tibet-visual::after {
  content: "";
  position: absolute;
  right: 14%;
  bottom: 22px;
  left: 14%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.page-about .about-tibet-banner {
  position: absolute;
  z-index: 2;
  top: 8px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 4px 0;
}
.page-about .about-tibet-stripe {
  display: block;
  width: 18px;
  height: 70px;
  border-radius: 3px;
  box-shadow: 0 4px 14px rgba(4, 10, 25, 0.24);
}
.page-about .about-tibet-stripe--blue {
  background: #2D6CC0;
}
.page-about .about-tibet-stripe--gold {
  background: var(--gold);
}
.page-about .about-tibet-stripe--accent {
  background: var(--accent);
}
.page-about .about-tibet-stripe--snow {
  background: var(--white);
}
.page-about .about-tibet-stripe--paper {
  background: var(--paper);
}
.page-about .about-team {
  background: var(--paper);
}
.page-about .about-team-media {
  margin: 34px 0 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border: 1px solid rgba(11, 31, 63, 0.14);
  box-shadow: var(--shadow-panel);
}
.page-about .about-team-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}
.page-about .about-next {
  padding: 56px 0;
  background: var(--bg-deep);
  color: var(--white);
}
.page-about .about-next-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
}
.page-about .about-next-label {
  margin: 0;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
}
.page-about .about-next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-about .about-next-links a {
  display: inline-block;
  padding: 10px 18px;
  border: 1px solid rgba(245, 230, 200, 0.32);
  font-size: 14px;
  font-weight: 700;
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}
.page-about .about-next-links a:hover {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--white);
}
@media (min-width: 640px) {
  .page-about .about-stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (min-width: 1024px) {
  .page-about .about-hero {
    padding: 44px 0 96px;
  }
  .page-about .about-hero-grid {
    grid-template-columns: 6fr 6fr;
  }
  .page-about .about-hero-copy {
    order: 1;
  }
  .page-about .about-hero-media {
    order: 2;
  }
  .page-about .about-hero-title {
    font-size: 56px;
  }
  .page-about .about-hero-intro {
    font-size: 18px;
  }
  .page-about .about-bg-num--one {
    right: 56px;
    font-size: 260px;
  }
  .page-about .about-bg-num--two {
    right: 360px;
    font-size: 120px;
  }
  .page-about .about-bg-num--three {
    right: 130px;
    font-size: 88px;
  }
  .page-about .about-section {
    padding: 96px 0;
  }
  .page-about .about-layout {
    grid-template-columns: repeat(12, 1fr);
    column-gap: 40px;
  }
  .page-about .about-rail {
    grid-column: 1 / 4;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    min-height: 260px;
    padding: 0 28px 0 0;
    border-bottom: 0;
    border-right: 1px solid rgba(26, 26, 26, 0.18);
  }
  .page-about .about-rail-vertical {
    margin: 22px 0 28px;
    font-size: 15px;
    letter-spacing: 0.44em;
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }
  .page-about .about-rail-line {
    flex: 0 0 auto;
    width: 100%;
    margin-top: auto;
  }
  .page-about .about-main {
    grid-column: 5 / 13;
  }
  .page-about .about-section-title {
    font-size: 38px;
  }
  .page-about .about-main .prose p {
    font-size: 17px;
  }
  .page-about .about-milestone-ruler {
    right: 56px;
    width: 120px;
    height: 560px;
    opacity: 0.5;
  }
  .page-about .about-stats-grid {
    gap: 18px;
  }
  .page-about .about-stat-num {
    font-size: 40px;
  }
  .page-about .about-next {
    padding: 64px 0;
  }
  .page-about .about-next-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}