.page-about {
  overflow-x: hidden;
  color: var(--ink);
  background: var(--bg);
}

.page-about h1,
.page-about h2,
.page-about h3,
.page-about h4 {
  color: var(--data-ink);
  font-weight: 900;
  line-height: 1.22;
  margin: 0 0 12px;
}

.page-about h1 {
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.page-about .about-h1-sub {
  display: inline-block;
  color: var(--neon);
  font-weight: 900;
}

.page-about .lede {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.75;
  margin: 0;
}

.page-about .card {
  background: var(--space-blue-light);
  border: 1px solid var(--line-grid);
}

.page-about .card-meta {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.page-about .about-head {
  position: relative;
  padding: calc(var(--topbar-h) + 40px) 0 64px;
}

.page-about .about-head > .container {
  position: relative;
  z-index: 1;
}

.page-about .about-head::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 42%;
  height: 100%;
  background: linear-gradient(135deg, transparent 24%, rgba(0, 191, 255, 0.08) 100%);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-about .breadcrumbs {
  margin-bottom: 40px;
  color: var(--muted);
  font-size: 0.9rem;
}

.page-about .breadcrumbs a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-about .breadcrumbs a:hover {
  color: var(--neon);
  border-bottom-color: var(--neon);
}

.page-about .breadcrumbs-sep {
  margin: 0 8px;
  color: var(--grid);
}

.page-about .about-head-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-about .about-head-status {
  padding: 28px;
  position: relative;
  background:
    linear-gradient(160deg, rgba(57, 255, 20, 0.1), transparent 55%),
    var(--space-blue-light);
  border-left: 4px solid var(--neon);
}

.page-about .about-status-line {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--data-ink);
  margin-bottom: 8px;
}

.page-about .about-live-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 14px var(--neon);
}

.page-about .about-sync-line {
  color: var(--neon);
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.page-about .about-head-status-note {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 20px;
}

.page-about .about-mission,
.page-about .about-scale,
.page-about .about-journey,
.page-about .about-ecosystem,
.page-about .about-team {
  padding: 64px 0;
  position: relative;
}

.page-about .about-mission-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-about .about-mission-left {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-grid);
  background: var(--space-blue-light);
  padding: 32px 28px;
  isolation: isolate;
}

.page-about .about-mission-left > * {
  position: relative;
  z-index: 1;
}

.page-about .about-mission-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.16;
  overflow: hidden;
}

.page-about .about-mission-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
}

.page-about .about-lead-text {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--data-ink);
  margin: 24px 0 16px;
}

.page-about .about-body-text {
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 28px;
}

.page-about .about-mission-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}

.page-about .about-principle {
  position: relative;
  border-left: 3px solid var(--neon);
  background: linear-gradient(90deg, var(--glow-green-alpha) 0%, rgba(26, 33, 64, 0.6) 70%);
  padding: 22px 24px 22px 58px;
  overflow: hidden;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-about .about-principle:hover {
  background: linear-gradient(90deg, rgba(57, 255, 20, 0.22) 0%, rgba(26, 33, 64, 0.85) 70%);
  border-left-color: var(--signal);
}

.page-about .about-principle-num {
  position: absolute;
  left: 18px;
  top: 24px;
  font-size: 1.35rem;
  color: var(--neon);
  font-weight: 700;
}

.page-about .about-principle h3 {
  font-size: 1.18rem;
  margin-bottom: 6px;
}

.page-about .about-principle p {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.7;
  margin: 0;
}

.page-about .about-scale {
  background:
    linear-gradient(180deg, var(--deep-space-blue) 0%, var(--space-blue-light) 100%),
    var(--deep-space-blue);
  border-top: 1px solid var(--line-grid);
  border-bottom: 1px solid var(--line-grid);
}

.page-about .about-scale-head,
.page-about .about-eco-head,
.page-about .about-team-head {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
}

.page-about .about-scale-head .lede,
.page-about .about-eco-head .lede,
.page-about .about-team-head .lede {
  max-width: 560px;
}

.page-about .about-scale-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.page-about .about-scale-figure {
  display: flex;
  justify-content: center;
  align-items: center;
}

.page-about .about-scale-figure img {
  display: block;
  width: 100%;
  max-width: 360px;
  border-radius: 50%;
  padding: 14px;
  background: var(--bg);
  border: 1px solid var(--line-grid);
  box-shadow: 0 0 36px rgba(0, 191, 255, 0.12);
  object-fit: cover;
}

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

.page-about .about-stat {
  position: relative;
  background: rgba(11, 15, 36, 0.66);
  border: 1px solid var(--line-grid);
  padding: 24px 22px;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .about-stat:hover {
  border-color: var(--neon);
  box-shadow: 0 10px 30px rgba(57, 255, 20, 0.12);
  transform: translateY(-3px);
}

.page-about .about-stat-num {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
  margin-bottom: 10px;
  font-variant-numeric: tabular-nums;
}

.page-about .about-stat-label {
  font-weight: 700;
  color: var(--data-ink);
  margin-bottom: 6px;
  font-size: 1rem;
}

.page-about .about-stat-desc {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0;
}

.page-about .about-scale-extra {
  margin-top: 28px;
  padding: 22px 24px;
  border-left: 4px solid var(--electric-orange);
  background: var(--warning-orange-alpha);
}

.page-about .about-scale-extra p {
  margin: 0;
  color: var(--data-ink);
  line-height: 1.75;
  font-size: 0.97rem;
}

.page-about .about-journey-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

.page-about .about-journey-intro {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-about .about-journey-intro .lede {
  margin-bottom: 28px;
}

.page-about .about-journey-media {
  width: 100%;
  margin-bottom: 28px;
  border: 1px solid var(--line-grid);
  overflow: hidden;
  position: relative;
}

.page-about .about-journey-media::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 30%;
  height: 30%;
  background: linear-gradient(135deg, transparent 45%, rgba(255, 122, 0, 0.24) 100%);
  pointer-events: none;
}

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

.page-about .about-timeline {
  position: relative;
}

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

.page-about .about-timeline-item {
  position: relative;
  padding: 0 0 40px 28px;
  border-left: 1px solid var(--line-grid);
}

.page-about .about-timeline-item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-about .about-timeline-dot {
  position: absolute;
  left: -7px;
  top: 18px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 12px rgba(0, 191, 255, 0.8);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .about-timeline-item:hover .about-timeline-dot {
  background: var(--neon);
  box-shadow: 0 0 18px rgba(57, 255, 20, 0.9);
  transform: scale(1.2);
}

.page-about .about-timeline-card {
  background: var(--bg-lift);
  border: 1px solid var(--line-grid);
  padding: 22px 24px;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .about-timeline-item:hover .about-timeline-card {
  border-color: var(--neon);
  background: rgba(26, 33, 64, 0.95);
  transform: translateX(4px);
}

.page-about .about-timeline-card .title-md {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.page-about .about-timeline-card p:last-child {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.94rem;
  margin: 0;
}

.page-about .about-ecosystem {
  border-top: 1px solid var(--line-grid);
  border-bottom: 1px solid var(--line-grid);
}

.page-about .about-eco-card {
  position: relative;
  padding: 30px 24px;
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .about-eco-card::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 48px;
  height: 3px;
  background: var(--signal);
  transition: width 0.3s var(--ease);
}

.page-about .about-eco-card:hover {
  border-color: var(--signal);
  box-shadow: 0 12px 34px rgba(0, 191, 255, 0.12);
  transform: translateY(-3px);
}

.page-about .about-eco-card:hover::after {
  width: 100%;
}

.page-about .about-eco-num {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--electric-orange);
  line-height: 1;
  margin-bottom: 14px;
  font-variant-numeric: tabular-nums;
}

.page-about .about-eco-card .title-md {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.page-about .about-eco-card p:last-child {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.94rem;
  margin: 0;
}

.page-about .about-team {
  background: linear-gradient(180deg, var(--bg) 0%, rgba(26, 33, 64, 0.42) 100%);
}

.page-about .about-team-panels {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-about .about-team-panel {
  background: transparent;
}

.page-about .about-team-panel summary {
  display: flex;
  align-items: center;
  gap: 16px;
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  border: 1px solid var(--line-grid);
  background: var(--bg-lift);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-about .about-team-panel summary::-webkit-details-marker {
  display: none;
}

.page-about .about-team-panel summary:hover {
  border-color: var(--neon);
  box-shadow: 0 6px 20px rgba(57, 255, 20, 0.1);
}

.page-about .about-team-panel[open] summary {
  border-bottom-color: transparent;
  background: rgba(0, 191, 255, 0.08);
}

.page-about .about-team-panel-index {
  min-width: 36px;
  font-size: 1.2rem;
  color: var(--signal);
  font-weight: 700;
}

.page-about .about-team-panel-title {
  flex: 1;
  font-weight: 800;
  font-size: 1.08rem;
  color: var(--data-ink);
  letter-spacing: 0.02em;
}

.page-about .about-team-panel-count {
  color: var(--neon);
  font-size: 1rem;
  font-weight: 700;
}

.page-about .about-team-panel p {
  margin: 0;
  padding: 20px 24px;
  border: 1px solid var(--line-grid);
  border-top: 0;
  color: var(--muted);
  line-height: 1.75;
  font-size: 0.95rem;
  background: rgba(11, 15, 36, 0.5);
}

.page-about .about-next {
  padding: 72px 0 88px;
}

.page-about .about-next-card {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 44px 36px;
  border: 1px solid var(--line-grid);
  background:
    linear-gradient(135deg, var(--space-blue-light) 0%, var(--deep-space-blue) 70%),
    var(--space-blue-light);
  overflow: hidden;
}

.page-about .about-next-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--electric-orange);
}

.page-about .about-next-card::after {
  content: "";
  position: absolute;
  right: -40px;
  top: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: var(--glow-green-alpha);
  filter: blur(50px);
  pointer-events: none;
}

.page-about .about-next-copy {
  position: relative;
  z-index: 1;
  max-width: 620px;
}

.page-about .about-next-copy h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 10px;
}

.page-about .about-next-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .about-next-actions .btn {
  min-width: 150px;
  justify-content: center;
}

@media (min-width: 640px) {
  .page-about .about-scale-stats {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  .page-about .about-head-grid {
    grid-template-columns: 7fr 5fr;
    align-items: stretch;
  }

  .page-about .about-mission-left {
    padding: 44px 38px;
  }

  .page-about .about-scale-figure img {
    max-width: 420px;
  }

  .page-about .about-next-card {
    padding: 52px 48px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-mission-inner {
    grid-template-columns: 5fr 7fr;
    gap: 64px;
    align-items: stretch;
  }

  .page-about .about-mission-right {
    padding-left: 24px;
  }

  .page-about .about-scale-grid {
    grid-template-columns: 9fr 11fr;
    gap: 64px;
  }

  .page-about .about-journey-grid {
    grid-template-columns: 5fr 7fr;
    gap: 72px;
    align-items: start;
  }

  .page-about .about-journey-intro {
    position: sticky;
    top: calc(var(--topbar-h) + 32px);
  }

  .page-about .about-timeline {
    padding-top: 8px;
  }
}

@media (hover: hover) {
  .page-about .btn,
  .page-about .about-head-status,
  .page-about .about-timeline-card,
  .page-about .about-stat,
  .page-about .about-eco-card {
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), box-shadow 0.3s var(--ease), transform 0.3s var(--ease);
  }
}