.page-about {
  --about-glow-purple: rgba(165, 94, 234, 0.28);
  --about-glow-blue: rgba(0, 229, 255, 0.2);
  --about-glow-pink: rgba(255, 46, 136, 0.28);
  --about-glow-gold: rgba(255, 215, 0, 0.3);
  --about-panel-alpha: rgba(31, 26, 51, 0.78);
  background: var(--bg-deep);
  color: var(--gray);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-about .brand-hero {
  position: relative;
  padding-top: 32px;
  padding-bottom: 40px;
}

.page-about .brand-hero::before,
.page-about .brand-hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.page-about .brand-hero::before {
  width: 380px;
  height: 380px;
  top: -120px;
  right: -100px;
  background: radial-gradient(circle, rgba(165, 94, 234, 0.22), transparent 62%);
}

.page-about .brand-hero::after {
  width: 260px;
  height: 260px;
  bottom: -70px;
  left: 6%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.14), transparent 60%);
}

.page-about .hero-grid {
  display: grid;
  gap: 28px;
}

.page-about .hero-copy {
  position: relative;
  z-index: 1;
}

.page-about .hero-index {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--electric-blue);
}

.page-about .hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.14;
  color: var(--white);
  margin: 0 0 18px;
  text-shadow: 0 0 22px var(--about-glow-purple), 0 2px 0 rgba(0, 0, 0, 0.45);
}

.page-about .hero-lead {
  font-size: 1rem;
  color: var(--gray);
  max-width: 58ch;
  margin: 0 0 26px;
  border-left: 3px solid var(--cherry-pink);
  padding-left: 16px;
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .hero-visual {
  margin-top: 32px;
  border: 1px solid rgba(165, 94, 234, 0.3);
  box-shadow: 0 0 32px rgba(0, 229, 255, 0.08);
}

.page-about .breadcrumb-sep {
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}

.page-about .section-heading {
  margin-bottom: 30px;
}

.page-about .section-kicker {
  margin: 0 0 8px;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--electric-blue);
}

.page-about .section-heading h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1.2;
  color: var(--white);
  margin: 0 0 10px;
}

.page-about .section-desc {
  margin: 0;
  font-size: 0.95rem;
  color: var(--gray);
  max-width: 60ch;
}

.page-about .origin-section {
  padding-top: 48px;
  padding-bottom: 48px;
}

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

.page-about .origin-copy p {
  margin: 0 0 16px;
}

.page-about .text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--electric-blue);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.page-about .text-link:hover {
  color: var(--white);
  border-color: var(--electric-blue);
}

.page-about .origin-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.page-about .stat-item {
  padding: 18px 16px;
  background: linear-gradient(135deg, var(--about-panel-alpha), rgba(13, 11, 20, 0.6));
  border: 1px solid rgba(165, 94, 234, 0.25);
  border-left: 3px solid var(--cherry-pink);
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.page-about .stat-item:hover {
  transform: translateY(-2px);
  border-color: var(--neon-purple);
}

.page-about .stat-num {
  font-size: 1.7rem;
  color: var(--electric-blue);
  text-shadow: 0 0 14px var(--about-glow-blue);
}

.page-about .stat-label {
  font-size: 0.82rem;
  color: var(--gray);
}

.page-about .milestone-section {
  position: relative;
  padding-top: 56px;
  padding-bottom: 64px;
  background: linear-gradient(180deg, transparent, rgba(31, 26, 51, 0.5) 15%, rgba(31, 26, 51, 0.5) 85%, transparent);
}

.page-about .milestone-section::before,
.page-about .milestone-section::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--cherry-pink), transparent);
  opacity: 0.22;
  pointer-events: none;
}

.page-about .milestone-section::before {
  left: max(12px, calc((100vw - var(--content-w)) / 2 + 20px));
}

.page-about .milestone-section::after {
  right: max(12px, calc((100vw - var(--content-w)) / 2 + 20px));
}

.page-about .timeline {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 0 8px 24px;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  top: 16px;
  bottom: 16px;
  left: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--neon-purple), var(--electric-blue), var(--cherry-pink));
  opacity: 0.5;
}

.page-about .timeline-item {
  position: relative;
  margin-bottom: 26px;
  padding-left: 20px;
}

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 32px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--neon-purple);
  box-shadow: 0 0 0 2px rgba(165, 94, 234, 0.15), 0 0 14px var(--about-glow-purple);
  transition: all var(--transition-med);
}

.page-about .timeline-item:hover::before {
  background: var(--neon-purple);
  border-color: var(--electric-blue);
  box-shadow: 0 0 18px var(--about-glow-blue);
}

.page-about .timeline-item:has(.timeline-card[open])::before {
  background: var(--cherry-pink);
  border-color: var(--cherry-pink);
  box-shadow: 0 0 0 2px rgba(255, 46, 136, 0.2), 0 0 20px var(--about-glow-pink);
}

.page-about .timeline-card {
  border: 1px solid rgba(165, 94, 234, 0.22);
  background: rgba(13, 11, 20, 0.62);
  padding: 0;
  transition: border-color var(--transition-med), box-shadow var(--transition-med);
}

.page-about .timeline-card:hover {
  border-color: var(--electric-blue);
}

.page-about .timeline-card summary {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 20px 18px 16px;
  cursor: pointer;
}

.page-about .timeline-card summary::-webkit-details-marker {
  display: none;
}

.page-about .timeline-card summary::marker {
  content: "";
}

.page-about .timeline-year {
  flex: 0 0 auto;
  font-size: 0.85rem;
  color: var(--cherry-pink);
  letter-spacing: 0.12em;
  background: rgba(255, 46, 136, 0.1);
  padding: 2px 8px;
  border-radius: 999px;
}

.page-about .timeline-title {
  flex: 1 1 180px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.12rem;
  line-height: 1.3;
  color: var(--white);
  margin: 0;
}

.page-about .timeline-toggle {
  flex: 0 0 auto;
  margin-left: auto;
  font-size: 0.9rem;
  color: var(--electric-blue);
  transition: transform var(--transition-med), color var(--transition-med);
}

.page-about .timeline-card[open] .timeline-toggle {
  transform: rotate(45deg);
  color: var(--cherry-pink);
}

.page-about .timeline-detail {
  padding: 0 18px 18px;
  font-size: 0.93rem;
  color: var(--gray);
}

.page-about .timeline-card[open] {
  border-color: rgba(165, 94, 234, 0.5);
  box-shadow: 0 0 24px rgba(165, 94, 234, 0.1);
}

.page-about .timeline-art {
  margin: 14px 0 0;
  border: 1px solid rgba(0, 229, 255, 0.2);
}

.page-about .philosophy-section {
  padding-top: 56px;
  padding-bottom: 24px;
}

.page-about .philosophy-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-about .philosophy-card {
  position: relative;
  padding: 26px 20px 22px;
  min-height: 180px;
  background: linear-gradient(150deg, var(--bg-panel), rgba(13, 11, 20, 0.85));
}

.page-about .philosophy-first {
  border-top: 3px solid var(--electric-blue);
}

.page-about .philosophy-second {
  border-top: 3px solid var(--cherry-pink);
}

.page-about .philosophy-third {
  border-top: 3px solid var(--neon-purple);
}

.page-about .philosophy-fourth {
  border-top: 3px solid var(--gold);
}

.page-about .philosophy-index {
  display: block;
  margin-bottom: 12px;
  font-size: 0.8rem;
  letter-spacing: 0.24em;
  color: var(--neon-purple);
}

.page-about .philosophy-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.35rem;
  line-height: 1.25;
  color: var(--white);
  margin: 0 0 10px;
}

.page-about .philosophy-card p {
  margin: 0;
  font-size: 0.93rem;
  color: var(--gray);
}

.page-about .team-section {
  position: relative;
  padding-top: 56px;
  padding-bottom: 64px;
  background:
    linear-gradient(115deg, rgba(165, 94, 234, 0.07) 0 24%, transparent 24%),
    linear-gradient(160deg, transparent 0 60%, rgba(0, 229, 255, 0.06) 60% 72%, transparent 72%);
}

.page-about .team-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-about .team-copy p {
  margin: 0 0 16px;
}

.page-about .team-visual {
  margin: 0;
  border: 1px solid rgba(255, 46, 136, 0.2);
  box-shadow: 0 0 28px rgba(255, 46, 136, 0.08);
}

.page-about .honor-section {
  padding-top: 56px;
  padding-bottom: 64px;
}

.page-about .honor-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 24px;
}

.page-about .honor-card {
  background: linear-gradient(160deg, var(--bg-panel), rgba(13, 11, 20, 0.86));
  padding: 0;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.page-about .honor-card:hover {
  border-color: rgba(255, 215, 0, 0.25);
}

.page-about .honor-card summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 20px 18px;
}

.page-about .honor-card summary::-webkit-details-marker {
  display: none;
}

.page-about .honor-card summary::marker {
  content: "";
}

.page-about .honor-badge {
  display: inline-block;
}

.page-about .honor-title {
  flex: 1 1 140px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--white);
  margin: 0;
}

.page-about .honor-toggle {
  flex: 0 0 auto;
  margin-left: auto;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--electric-blue);
  transition: color var(--transition-fast);
}

.page-about .honor-card[open] {
  border-color: rgba(255, 215, 0, 0.45);
  box-shadow: 0 0 26px rgba(255, 215, 0, 0.08);
}

.page-about .honor-card[open] .honor-toggle {
  color: var(--gold);
}

.page-about .honor-detail {
  padding: 0 18px 20px;
  font-size: 0.93rem;
  color: var(--gray);
}

.page-about .honor-cta {
  padding: 20px 18px;
  border: 1px solid rgba(0, 229, 255, 0.18);
  background: rgba(0, 229, 255, 0.05);
}

.page-about .honor-cta p {
  margin: 0;
  font-size: 0.95rem;
}

.page-about .honor-cta a {
  color: var(--electric-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, 0.35);
}

.page-about .honor-cta a:hover {
  color: var(--white);
  border-color: var(--white);
}

@media (min-width: 768px) {

  .page-about .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 44px;
    align-items: center;
  }

  .page-about .hero-visual {
    margin-top: 0;
  }

  .page-about .origin-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }

  .page-about .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }

  .page-about .team-grid {
    grid-template-columns: 1fr 0.9fr;
    gap: 44px;
  }

  .page-about .honor-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .page-about .honor-card summary {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-about .honor-toggle {
    margin-left: 0;
  }

  .page-about .honor-title {
    flex: 0 0 auto;
  }
}

@media (min-width: 960px) {

  .page-about .timeline {
    padding: 36px 0 20px;
  }

  .page-about .timeline::before {
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.65;
  }

  .page-about .timeline-item {
    width: calc(50% - 48px);
    padding-left: 0;
  }

  .page-about .timeline-item:nth-child(odd) {
    margin-left: 0;
    margin-right: calc(50% + 48px);
  }

  .page-about .timeline-item:nth-child(even) {
    margin-left: calc(50% + 48px);
    margin-right: 0;
  }

  .page-about .timeline-item:nth-child(odd)::before {
    left: auto;
    right: -55px;
  }

  .page-about .timeline-item:nth-child(even)::before {
    left: -55px;
    right: auto;
  }

  .page-about .timeline-art {
    margin-top: 16px;
  }
}