.page-about {
  --glow-neon: 0 0 20px rgba(181, 55, 242, 0.3);
  --glow-lime: 0 0 20px rgba(57, 255, 20, 0.25);
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 52px;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 4px),
    radial-gradient(ellipse at 15% 20%, rgba(181, 55, 242, 0.22), transparent 55%),
    radial-gradient(ellipse at 85% 80%, rgba(0, 229, 255, 0.12), transparent 50%),
    var(--bg-deep);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  background: linear-gradient(160deg, rgba(181, 55, 242, 0.2), rgba(0, 229, 255, 0.03));
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 55%, rgba(0, 229, 255, 0.05) 100%);
  pointer-events: none;
}

.page-about .about-book {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}

.page-about .book-brand-panel {
  padding: 20px 0;
}

.page-about .book-brand-panel .page-title {
  margin: 10px 0 18px;
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.15;
  letter-spacing: 0.02em;
}

.page-about .section-kicker {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--neon);
}

.page-about .hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 26px;
}

.page-about .book-brand-panel .breadcrumb {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
}

.page-about .book-brand-panel .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.page-about .book-index {
  position: relative;
  display: grid;
  gap: 2px;
  padding: 18px 20px;
  background: rgba(18, 32, 74, 0.55);
  border: 1px solid var(--line);
  border-left: 3px solid var(--neon);
  box-shadow: var(--glow-neon);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.page-about .book-index::before {
  content: "";
  position: absolute;
  left: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 64px;
  background: var(--lime);
  clip-path: polygon(0 0, 100% 25%, 100% 75%, 0 100%);
  opacity: 0.9;
}

.page-about .book-index-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 13px 10px;
  border-bottom: 1px solid rgba(42, 61, 107, 0.6);
  color: var(--ink);
  text-decoration: none;
  transition: background 0.2s ease, padding-left 0.2s ease;
}

.page-about .book-index-item:last-child {
  border-bottom: 0;
}

.page-about .book-index-item:hover {
  background: rgba(181, 55, 242, 0.1);
  padding-left: 16px;
}

.page-about .index-num {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--neon);
  letter-spacing: 0.2em;
}

.page-about .index-label {
  font-size: 15px;
  font-weight: 500;
}

.page-about .about-section {
  padding: 64px 0;
}

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

.page-about .section-head h2 {
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  margin: 6px 0 10px;
}

.page-about .section-head .muted {
  max-width: 640px;
}

.page-about .about-story {
  background: linear-gradient(180deg, var(--bg) 0%, var(--panel) 100%);
}

.page-about .story-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-about .story-content h2 {
  font-size: clamp(24px, 4vw, 36px);
  margin: 8px 0 20px;
}

.page-about .story-content .prose p {
  margin-bottom: 16px;
}

.page-about .brand-meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 26px;
  padding: 20px;
  border: 1px solid var(--line);
  background: rgba(10, 17, 40, 0.5);
}

.page-about .brand-meta > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-about .meta-label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.page-about .meta-value {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--ink);
}

.page-about .media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  margin: 0;
}

.page-about .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(1.15) contrast(1.1);
}

.page-about .media-frame figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}

.page-about .about-milestones {
  background: var(--bg);
}

.page-about .timeline {
  position: relative;
  margin-top: 8px;
  padding-left: 24px;
  border-left: 2px solid var(--line);
}

.page-about .timeline-item {
  position: relative;
  padding: 0 0 34px 22px;
}

.page-about .timeline-item:last-child {
  padding-bottom: 8px;
}

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: -33px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.6);
  transition: transform 0.2s ease;
}

.page-about .timeline-item:hover::before {
  transform: scale(1.35);
}

.page-about .timeline-node {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}

.page-about .timeline-year {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--neon);
  letter-spacing: 0.12em;
}

.page-about .status {
  padding: 3px 10px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(0, 229, 255, 0.08);
}

.page-about .timeline-content h3 {
  margin-bottom: 8px;
  font-size: 18px;
  line-height: 1.3;
}

.page-about .timeline-content p {
  color: var(--muted);
  max-width: 640px;
  font-size: 15px;
  line-height: 1.7;
}

.page-about .about-credentials {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

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

.page-about .credential-list {
  display: grid;
  gap: 14px;
}

.page-about .credential-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 16px;
  background: rgba(18, 32, 74, 0.6);
  border: 1px solid var(--line);
  transition: background 0.2s ease, transform 0.2s ease;
}

.page-about .credential-item:hover {
  background: rgba(181, 55, 242, 0.1);
  transform: translateX(4px);
}

.page-about .credential-icon {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-size: 20px;
  color: var(--neon);
  border: 1px solid rgba(181, 55, 242, 0.5);
  background: rgba(181, 55, 242, 0.08);
}

.page-about .credential-text h3 {
  margin-bottom: 6px;
  font-size: 17px;
  line-height: 1.3;
}

.page-about .credential-text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
}

.page-about .about-ecosystem {
  background: var(--bg);
}

.page-about .ecosystem-grid {
  display: grid;
  gap: 14px;
}

.page-about .eco-card {
  position: relative;
  padding: 28px 24px 26px;
  background: linear-gradient(145deg, rgba(18, 32, 74, 0.8), rgba(10, 17, 40, 0.5));
  border: 1px solid var(--line);
  border-top: 3px solid var(--neon);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .eco-card::after {
  content: "";
  position: absolute;
  right: -20px;
  top: -20px;
  width: 72px;
  height: 72px;
  border: 12px solid rgba(181, 55, 242, 0.12);
  border-radius: 50%;
  pointer-events: none;
}

.page-about .eco-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 32px rgba(181, 55, 242, 0.18);
}

.page-about .eco-num {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: 34px;
  line-height: 1;
  color: var(--lime);
  text-shadow: 0 0 18px rgba(57, 255, 20, 0.35);
}

.page-about .eco-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
  line-height: 1.3;
}

.page-about .eco-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.page-about .eco-note {
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan);
  background: rgba(0, 229, 255, 0.05);
}

.page-about .eco-note p {
  margin: 0;
}

.page-about .about-team {
  background: var(--bg);
}

.page-about .team-grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-about .team-content h2 {
  font-size: clamp(24px, 4vw, 36px);
  margin: 8px 0 18px;
}

.page-about .team-content .prose p {
  margin-bottom: 14px;
  color: var(--muted);
}

.page-about .team-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 28px;
  padding: 0;
}

.page-about .team-stats > div {
  padding: 18px 16px;
  border: 1px solid var(--line);
  background: rgba(18, 32, 74, 0.5);
}

.page-about .team-stats .stat-num {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 1.2;
  color: var(--lime);
  text-shadow: 0 0 18px rgba(57, 255, 20, 0.4);
}

.page-about .team-stats dd {
  margin: 4px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.page-about .about-cta {
  padding: 40px 0 64px;
  background: var(--bg-deep);
}

.page-about .cta-panel {
  display: grid;
  gap: 24px;
  padding: 32px 24px;
  background:
    linear-gradient(135deg, rgba(181, 55, 242, 0.14), rgba(0, 229, 255, 0.05)),
    rgba(18, 32, 74, 0.6);
  border: 1px solid var(--line);
  border-bottom: 4px solid var(--lime);
}

.page-about .cta-text h2 {
  margin: 8px 0 10px;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.2;
}

.page-about .cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding: 80px 0 70px;
  }

  .page-about .about-book {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
  }

  .page-about .story-grid,
  .page-about .team-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .page-about .credential-grid {
    grid-template-columns: 0.9fr 1.1fr;
  }

  .page-about .ecosystem-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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