.page-about {
  --about-soft: rgba(255, 255, 255, 0.04);
  position: relative;
  overflow-x: hidden;
  background: var(--gradient);
  color: var(--text);
  font-family: var(--font);
}

.page-about .container {
  position: relative;
  z-index: 2;
}

.page-about .section-index {
  display: inline-flex;
  align-items: center;
  gap: 0;
  font-family: var(--mono);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--neon);
  background: rgba(0, 255, 136, 0.08);
  border: 1px solid rgba(0, 255, 136, 0.18);
  border-radius: 999px;
  padding: 0.25rem 0.8rem 0.25rem 0.35rem;
  text-transform: uppercase;
}

.page-about .section-index > span {
  font-weight: 700;
  background: var(--neon);
  color: #08120D;
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  margin-right: 0.5rem;
  font-size: 0.8rem;
}

.page-about .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.page-about .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

.page-about .breadcrumb a:hover {
  color: var(--neon);
}

.js .page-about [data-reveal]:not([data-reveal="visible"]) {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.23, 1, 0.32, 1), transform 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  transition-delay: var(--reveal-delay, 0s);
}

.page-about [data-reveal][data-delay="0.15"] { --reveal-delay: 0.15s; }
.page-about [data-reveal][data-delay="0.3"] { --reveal-delay: 0.3s; }
.page-about [data-reveal][data-delay="0.45"] { --reveal-delay: 0.45s; }
.page-about [data-reveal][data-delay="0.1"] { --reveal-delay: 0.1s; }
.page-about [data-reveal][data-delay="0.2"] { --reveal-delay: 0.2s; }
.page-about [data-reveal][data-delay="0.4"] { --reveal-delay: 0.4s; }

.page-about [data-reveal="visible"] {
  opacity: 1;
  transform: none;
}

.page-about .about-hero {
  position: relative;
  padding: 40px 0 64px;
  overflow: hidden;
}

.page-about .about-hero::before {
  content: "01";
  position: absolute;
  top: 10px;
  right: -20px;
  font-family: var(--mono);
  font-size: clamp(7rem, 18vw, 17rem);
  font-weight: 900;
  line-height: 0.8;
  color: rgba(255, 255, 255, 0.035);
  pointer-events: none;
  z-index: 0;
}

.page-about .hero-layout {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
}

.page-about .hero-aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
}

.page-about .hero-aside-en {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .hero-content h1 {
  font-size: clamp(2.1rem, 5.2vw, 4rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}

.page-about .hero-lead {
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.4;
  color: var(--neon);
  margin-bottom: 1rem;
}

.page-about .hero-body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
  max-width: 640px;
  margin-bottom: 1.8rem;
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.page-about .metrics-wall {
  position: relative;
  padding: 56px 0 48px;
  overflow: hidden;
}

.page-about .metrics-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.18;
  z-index: 0;
}

.page-about .metrics-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--navy) 0%, rgba(10, 14, 26, 0.72) 55%, var(--navy) 100%);
  z-index: 0;
}

.page-about .metrics-wall h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: 1.4rem 0 2rem;
  max-width: 600px;
  line-height: 1.2;
}

.page-about .metrics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.page-about .metric-card {
  position: relative;
  background: rgba(16, 24, 47, 0.82);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.4rem 1.4rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  overflow: hidden;
  transition: transform 0.35s ease, border-color 0.35s ease, background 0.35s ease;
}

.page-about .metric-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--neon), rgba(0, 255, 136, 0.1));
}

.page-about .metric-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 136, 0.4);
  background: rgba(26, 36, 56, 0.92);
}

.page-about .metric-value {
  display: block;
  font-family: var(--mono);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--neon);
  margin-bottom: 0.7rem;
}

.page-about .metric-name {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}

.page-about .metric-note {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.5;
}

.page-about .metrics-strip {
  background: var(--orange);
  color: #1A0D02;
  font-weight: 600;
  border-radius: var(--radius);
  padding: 0.9rem 1.2rem;
  font-size: 0.95rem;
  line-height: 1.5;
  box-shadow: 0 10px 30px rgba(255, 106, 0, 0.18);
}

.page-about .timeline-section {
  padding: 64px 0 56px;
  position: relative;
}

.page-about .timeline-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.page-about .timeline-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: 1.2rem 0 0.6rem;
  line-height: 1.2;
}

.page-about .timeline-head p {
  color: var(--muted);
  max-width: 520px;
  line-height: 1.6;
}

.page-about .timeline-illustration {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.page-about .timeline-track {
  display: flex;
  align-items: stretch;
  gap: 1rem;
  overflow-x: auto;
  padding: 1.2rem 0.4rem 1.8rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-about .timeline-track::-webkit-scrollbar {
  height: 6px;
}

.page-about .timeline-track::-webkit-scrollbar-thumb {
  background: rgba(0, 255, 136, 0.3);
  border-radius: 3px;
}

.page-about .timeline-item {
  flex: 0 0 82%;
  scroll-snap-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
}

.page-about .timeline-item:nth-child(even) {
  margin-top: 1.6rem;
}

.page-about .timeline-item::before {
  content: "";
  width: 14px;
  height: 14px;
  background: var(--neon);
  border-radius: 2px;
  transform: rotate(45deg);
  margin-bottom: 0.75rem;
  box-shadow: 0 0 0 4px rgba(0, 255, 136, 0.12);
}

.page-about .timeline-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.2rem;
  flex: 1;
  transition: transform 0.35s ease, border-color 0.35s ease;
}

.page-about .timeline-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 255, 136, 0.35);
}

.page-about .timeline-year {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--neon);
  background: rgba(0, 255, 136, 0.1);
  padding: 0.22rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 0.7rem;
}

.page-about .timeline-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
}

.page-about .timeline-card p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--muted);
}

.page-about .team-section {
  padding: 56px 0;
  position: relative;
  overflow: hidden;
}

.page-about .team-section::before {
  content: "";
  position: absolute;
  top: 10%;
  left: -30%;
  width: 60%;
  height: 80%;
  background: radial-gradient(circle, rgba(255, 106, 0, 0.07), transparent 70%);
  pointer-events: none;
}

.page-about .team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

.page-about .team-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
}

.page-about .team-visual {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.page-about .team-content h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: 1rem 0 0.8rem;
  line-height: 1.2;
}

.page-about .team-lead {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 1.6rem;
}

.page-about .capability-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-about .capability-item {
  display: grid;
  gap: 0.3rem;
  background: rgba(16, 24, 47, 0.7);
  border-left: 3px solid var(--neon);
  border-radius: 10px;
  padding: 1rem 1.1rem;
}

.page-about .capability-item:nth-child(4) {
  border-left-color: var(--orange);
}

.page-about .capability-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--text);
}

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

.page-about .ecosystem-section {
  padding: 56px 0 64px;
  position: relative;
}

.page-about .eco-header {
  max-width: 680px;
  margin-bottom: 2.4rem;
}

.page-about .eco-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: 1rem 0 0.7rem;
  line-height: 1.2;
}

.page-about .eco-header p {
  color: var(--muted);
  line-height: 1.6;
}

.page-about .eco-graph {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  background: rgba(16, 24, 47, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  margin-bottom: 1.6rem;
}

.page-about .eco-column {
  display: grid;
  gap: 0.9rem;
}

.page-about .eco-node {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  position: relative;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
}

.page-about .eco-node:hover {
  border-color: rgba(0, 255, 136, 0.5);
  background: var(--elevated);
  transform: translateX(4px);
}

.page-about .eco-node-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.page-about .eco-node-tip {
  font-size: 0.83rem;
  color: var(--muted);
}

.page-about .eco-center {
  background: radial-gradient(circle, rgba(0, 255, 136, 0.16), rgba(16, 24, 47, 0.9) 70%);
  border: 1px dashed rgba(0, 255, 136, 0.5);
  border-radius: 50%;
  width: 180px;
  height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: 0 auto;
  gap: 0.3rem;
}

.page-about .eco-center-name {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--neon);
}

.page-about .eco-center-sub {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-about .eco-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.page-about .eco-meta p {
  font-size: 0.95rem;
  color: var(--muted);
}

.page-about .about-cta {
  position: relative;
  padding: 36px 0 64px;
}

.page-about .about-cta .container {
  background: linear-gradient(120deg, rgba(16, 24, 47, 0.95), rgba(10, 14, 26, 0.9));
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
}

.page-about .about-cta h2 {
  font-size: clamp(1.4rem, 2.6vw, 2.2rem);
  margin-bottom: 1rem;
}

.page-about .about-cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
}

@media (min-width: 768px) {
  .page-about .hero-layout {
    grid-template-columns: 180px 1fr;
    gap: 2.5rem;
    align-items: start;
  }

  .page-about .hero-aside-en {
    writing-mode: vertical-rl;
    height: 4.5rem;
    border-left: 1px solid var(--border);
    padding-left: 0.5rem;
    margin-top: 0.5rem;
  }

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

  .page-about .timeline-head {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
  }

  .page-about .team-grid {
    grid-template-columns: minmax(320px, 420px) 1fr;
    gap: 2.5rem;
  }

  .page-about .capability-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .eco-graph {
    grid-template-columns: 1fr 200px 1fr;
    gap: 1.6rem;
    padding: 2rem;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero {
    padding: 72px 0 96px;
  }

  .page-about .about-hero::before {
    right: 4%;
  }

  .page-about .hero-layout {
    grid-template-columns: 240px 1fr;
    gap: 3rem;
  }

  .page-about .metrics-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about .timeline-track {
    padding: 1.6rem 0 2.2rem;
  }

  .page-about .timeline-item {
    flex-basis: 360px;
    flex-grow: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .js .page-about [data-reveal],
  .js .page-about [data-reveal="visible"] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-about .metric-card:hover,
  .page-about .timeline-card:hover,
  .page-about .eco-node:hover {
    transform: none;
  }
}