.page-about {
  --about-line-color: rgba(125, 211, 252, 0.24);
  --about-glow: rgba(57, 255, 20, 0.1);
  --about-card-bg: rgba(255, 255, 255, 0.04);
  --about-border: rgba(125, 211, 252, 0.16);
  background: var(--color-bg-grad);
  color: var(--color-text);
  overflow-x: hidden;
}

.page-about .container {
  box-sizing: border-box;
}

.page-about h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.2vw, 32px);
  line-height: 1.3;
  margin: 10px 0 14px;
  letter-spacing: 0.01em;
}

.page-about .about-section-head {
  max-width: 720px;
  margin-bottom: 36px;
}

.page-about .about-section-head p {
  color: var(--color-muted);
  line-height: 1.8;
  margin: 0;
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 56px;
  border-bottom: 1px solid rgba(57, 255, 20, 0.16);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -40px;
  width: 340px;
  height: 340px;
  background: linear-gradient(135deg, var(--about-glow), transparent 62%);
  border: 1px solid rgba(57, 255, 20, 0.16);
  border-radius: 24px;
  transform: rotate(14deg);
  pointer-events: none;
  z-index: 0;
}

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

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

.page-about .about-hero-copy {
  max-width: 720px;
}

.page-about .about-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.6vw, 48px);
  line-height: 1.18;
  letter-spacing: 0.02em;
  margin: 16px 0 20px;
}

.page-about .about-hero-lead {
  color: var(--color-muted);
  font-size: 16px;
  line-height: 1.85;
  margin: 0 0 28px;
}

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

.page-about .about-hero-media img {
  width: 100%;
  max-width: 600px;
  height: auto;
  display: block;
  border-radius: var(--radius);
  object-fit: cover;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.38);
}

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

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

.page-about .about-mission-copy p {
  color: var(--color-muted);
  line-height: 1.8;
  margin: 0 0 16px;
}

.page-about .about-mission-card {
  padding: 28px 24px;
  background: linear-gradient(150deg, rgba(57, 255, 20, 0.12), rgba(125, 211, 252, 0.05));
  border: 1px solid rgba(57, 255, 20, 0.2);
  align-self: start;
}

.page-about .about-mission-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.page-about .about-mission-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .about-mission-label {
  font-size: 14px;
  color: var(--color-muted);
}

.page-about .about-mission-value {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-accent);
}

.page-about .about-journey {
  padding: 64px 0;
  position: relative;
  background:
    radial-gradient(circle at 12% 20%, rgba(57, 255, 20, 0.06), transparent 34%),
    radial-gradient(circle at 92% 72%, rgba(125, 211, 252, 0.08), transparent 30%),
    rgba(6, 18, 36, 0.34);
  border-top: 1px solid rgba(57, 255, 20, 0.12);
  border-bottom: 1px solid rgba(57, 255, 20, 0.12);
}

.page-about .about-journey-grid {
  display: grid;
  gap: 40px;
}

.page-about .about-timeline {
  position: relative;
  padding-left: 64px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-link) 55%, rgba(125, 211, 252, 0.12) 100%);
}

.page-about .about-timeline-item {
  position: relative;
  margin-bottom: 44px;
}

.page-about .about-timeline-item:last-child {
  margin-bottom: 0;
}

.page-about .about-timeline-node {
  position: absolute;
  left: -64px;
  top: 10px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-bg-deep);
  border: 2px solid var(--color-accent);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.12);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.page-about .about-timeline-item:hover .about-timeline-node {
  transform: scale(1.08);
  box-shadow: 0 0 0 8px rgba(57, 255, 20, 0.18);
}

.page-about .about-timeline-card {
  padding: 24px;
  background: var(--about-card-bg);
  border: 1px solid var(--about-border);
  border-radius: var(--radius);
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.page-about .about-timeline-item:hover .about-timeline-card {
  border-color: rgba(57, 255, 20, 0.4);
  background: rgba(255, 255, 255, 0.06);
}

.page-about .about-timeline-year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  background: rgba(57, 255, 20, 0.1);
  padding: 4px 10px;
  border-radius: 999px;
}

.page-about .about-timeline-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  margin: 14px 0 10px;
  line-height: 1.3;
}

.page-about .about-timeline-card p {
  color: var(--color-muted);
  line-height: 1.75;
  margin: 0 0 8px;
}

.page-about .about-timeline-details {
  margin-top: 12px;
  border-top: 1px dashed rgba(125, 211, 252, 0.22);
  padding-top: 12px;
}

.page-about .about-timeline-details summary {
  cursor: pointer;
  color: var(--color-link);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

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

.page-about .about-timeline-details summary::before {
  content: "+";
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
}

.page-about .about-timeline-details[open] summary::before {
  content: "–";
}

.page-about .about-timeline-details summary:hover {
  color: var(--color-accent);
}

.page-about .about-timeline-details p {
  padding: 12px 0 2px;
  margin: 0;
}

.page-about .about-stats-rail {
  position: relative;
}

.page-about .about-rail-inner {
  padding: 28px 24px;
  background: linear-gradient(160deg, rgba(11, 29, 58, 0.92), rgba(6, 18, 36, 0.96));
  border: 1px solid rgba(57, 255, 20, 0.22);
  border-radius: var(--radius);
}

.page-about .about-rail-inner h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  margin: 0 0 20px;
}

.page-about .about-rail-grid {
  display: grid;
  gap: 20px;
}

.page-about .about-rail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-rail-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-accent);
}

.page-about .about-rail-label {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.5;
}

.page-about .about-data {
  padding: 64px 0;
  background: rgba(6, 18, 36, 0.42);
  border-bottom: 1px solid rgba(57, 255, 20, 0.1);
}

.page-about .about-data-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 36px 0 24px;
}

.page-about .about-stat-card {
  padding: 28px 24px;
  background: var(--about-card-bg);
  border: 1px solid var(--about-border);
  border-radius: var(--radius);
  transition: transform var(--transition-base), border-color var(--transition-base), background var(--transition-base);
}

.page-about .about-stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(57, 255, 20, 0.45);
  background: rgba(57, 255, 20, 0.07);
}

.page-about .about-stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-accent);
}

.page-about .about-stat-label {
  display: block;
  margin-top: 10px;
  font-size: 16px;
  font-weight: 600;
}

.page-about .about-stat-hint {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.55;
}

.page-about .about-data-media {
  margin-top: 12px;
}

.page-about .about-data-media img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
}

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

.page-about .about-honor-grid {
  display: grid;
  gap: 20px;
}

.page-about .about-honor-card {
  padding: 32px 28px;
  background: var(--about-card-bg);
  border: 1px solid var(--about-border);
  border-radius: var(--radius);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.page-about .about-honor-card:hover {
  transform: translateY(-4px);
  border-color: rgba(57, 255, 20, 0.45);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
}

.page-about .about-honor-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
}

.page-about .about-honor-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.page-about .about-honor-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.4;
  margin: 0 0 12px;
}

.page-about .about-honor-card p {
  color: var(--color-muted);
  line-height: 1.75;
  margin: 0 0 16px;
}

.page-about .about-honor-meta {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-accent);
  border-top: 1px solid rgba(57, 255, 20, 0.2);
  padding-top: 10px;
}

.page-about .about-ecosystem {
  padding: 64px 0;
  border-top: 1px solid rgba(57, 255, 20, 0.1);
}

.page-about .about-eco-grid {
  display: grid;
  gap: 24px;
}

.page-about .about-eco-copy {
  padding: 28px 24px;
  background: var(--about-card-bg);
  border: 1px solid var(--about-border);
  border-radius: var(--radius);
}

.page-about .about-eco-copy p {
  color: var(--color-muted);
  line-height: 1.8;
  margin: 0 0 16px;
}

.page-about .about-eco-copy p:last-child {
  margin-bottom: 0;
}

.page-about .about-eco-side {
  padding: 28px 24px;
  background: linear-gradient(150deg, rgba(57, 255, 20, 0.08), rgba(125, 211, 252, 0.05));
  border: 1px solid rgba(57, 255, 20, 0.16);
  border-radius: var(--radius);
  align-self: start;
}

.page-about .about-eco-side h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  margin: 0 0 12px;
}

.page-about .about-eco-side p {
  color: var(--color-muted);
  line-height: 1.75;
  margin: 0 0 20px;
}

.page-about .about-team {
  padding: 64px 0;
  background: rgba(6, 18, 36, 0.3);
  border-top: 1px solid rgba(57, 255, 20, 0.1);
}

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

.page-about .about-team-media img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
}

.page-about .about-team-copy p {
  color: var(--color-muted);
  line-height: 1.8;
  margin: 0 0 16px;
}

.page-about .about-team-copy blockquote {
  margin: 24px 0;
  padding: 16px 20px;
  border-left: 3px solid var(--color-accent);
  background: rgba(57, 255, 20, 0.06);
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-text);
}

@media (min-width: 560px) {
  .page-about .about-data-board {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding: 96px 0 72px;
  }

  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  }

  .page-about .about-mission {
    padding: 80px 0;
  }

  .page-about .about-mission-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
    align-items: start;
  }

  .page-about .about-mission-card {
    position: sticky;
    top: 96px;
  }

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

  .page-about .about-journey-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.75fr);
    align-items: start;
  }

  .page-about .about-stats-rail {
    position: sticky;
    top: 96px;
  }

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

  .page-about .about-data-board {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

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

  .page-about .about-honor-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

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

  .page-about .about-eco-grid {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr);
  }

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

  .page-about .about-team-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
  }
}