.page-about {
  --about-grid-line: rgba(0, 240, 255, 0.05);
  --about-blue-glass: rgba(0, 240, 255, 0.07);
  --about-purple-glass: rgba(181, 55, 242, 0.08);
  background: var(--color-bg);
}

.page-about .about-hero {
  position: relative;
  padding: 88px 0 48px;
  overflow: hidden;
}

.page-about .about-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(var(--about-grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--about-grid-line) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

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

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-about .about-hero__copy {
  max-width: 760px;
}

.page-about .about-hero__kicker {
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 18px;
}

.page-about .about-hero__title {
  margin: 0 0 18px;
  font-family: var(--font-heading);
  font-size: clamp(28px, 5.2vw, 54px);
  line-height: 1.08;
  letter-spacing: 0.02em;
  font-weight: 800;
  color: var(--color-text);
}

.page-about .about-hero__lead {
  margin: 0 0 12px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--color-text);
}

.page-about .about-hero__meta {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-muted);
}

.page-about .about-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .about-hero__visual {
  position: relative;
  overflow: hidden;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 9;
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 28px 100%, 0 calc(100% - 28px));
}

.page-about .about-hero__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(0, 240, 255, 0.14) 0%, transparent 36%, rgba(181, 55, 242, 0.12) 68%, transparent 100%);
  pointer-events: none;
}

.page-about .about-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.88;
}

.page-about .about-hero__callout {
  position: absolute;
  right: 14px;
  bottom: 14px;
  z-index: 2;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  background: rgba(10, 14, 23, 0.84);
  padding: 6px 12px;
  border-right: 2px solid var(--color-accent);
}

.page-about .about-metrics {
  padding: 8px 0 48px;
}

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

.page-about .metric-card {
  position: relative;
  padding: 22px 18px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about .metric-card--accent {
  border-left-color: var(--color-secondary);
}

.page-about .metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 22px;
  height: 22px;
  background: var(--color-primary);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  opacity: 0.14;
}

.page-about .metric-card--accent::before {
  background: var(--color-secondary);
}

.page-about .metric-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.page-about .metric-card__label {
  display: block;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-muted);
  margin-bottom: 10px;
}

.page-about .metric-card__value {
  display: block;
  font-family: var(--font-data);
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.page-about .metric-card--accent .metric-card__value {
  color: var(--color-secondary);
}

.page-about .metric-card__meta {
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-muted);
}

.page-about .about-layout {
  padding-bottom: 48px;
}

.page-about .about-layout__main {
  min-width: 0;
}

.page-about .about-index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.page-about .about-index__label {
  width: 100%;
  margin: 0 0 4px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.page-about .about-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  text-decoration: none;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  transition: color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-about .about-index__link:hover,
.page-about .about-index__link.is-active {
  color: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--glow-primary);
}

.page-about .about-index__num {
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  color: var(--color-secondary);
}

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

.page-about .about-layout__main > section + section {
  border-top: 1px solid var(--color-border);
}

.page-about .about-section-head {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 40px;
}

.page-about .about-section-head__num {
  flex-shrink: 0;
  font-family: var(--font-data);
  font-size: 42px;
  font-weight: 800;
  line-height: 0.9;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .about-section-head__kicker {
  margin: 0 0 8px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.page-about .about-section-head h2 {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.page-about .about-section-head__desc {
  margin: 0;
  max-width: 520px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-muted);
}

.page-about .about-timeline {
  position: relative;
  padding-left: 44px;
}

.page-about .about-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 70%, transparent 100%);
}

.page-about .timeline-item {
  position: relative;
  margin-bottom: 28px;
}

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

.page-about .timeline-item__axis {
  position: absolute;
  left: 0;
  top: 0;
  width: 120px;
}

.page-about .timeline-item__dot {
  display: block;
  width: 15px;
  height: 15px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-primary);
  box-shadow: 0 0 10px var(--glow-primary), 0 0 22px rgba(0, 240, 255, 0.18);
}

.page-about .timeline-item__year {
  position: absolute;
  left: 24px;
  top: 1px;
  font-family: var(--font-data);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  white-space: nowrap;
}

.page-about .timeline-item__card {
  position: relative;
  padding: 24px 20px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-about .timeline-item__card:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

.page-about .timeline-item__card h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
}

.page-about .timeline-item__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-muted);
}

.page-about .timeline-item:nth-child(even) .timeline-item__dot {
  border-color: var(--color-secondary);
  box-shadow: 0 0 10px var(--glow-secondary), 0 0 22px rgba(181, 55, 242, 0.18);
}

.page-about .timeline-item:nth-child(even) .timeline-item__year {
  color: var(--color-secondary);
}

.page-about .timeline-item:nth-child(even) .timeline-item__card {
  border-left-color: var(--color-secondary);
}

.page-about .about-link {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--color-primary);
  transition: color 0.3s ease, border-color 0.3s ease;
}

.page-about .about-link:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-about .about-team__visual {
  position: relative;
  overflow: hidden;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
}

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

.page-about .about-team__note {
  position: absolute;
  left: 14px;
  bottom: 14px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  background: rgba(10, 14, 23, 0.84);
  padding: 6px 12px;
  border-left: 2px solid var(--color-primary);
}

.page-about .about-team__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .team-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.page-about .team-item:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

.page-about .team-item:nth-child(2) {
  border-left-color: var(--color-secondary);
}

.page-about .team-item:nth-child(3) {
  border-left-color: var(--color-accent);
}

.page-about .team-item__code {
  flex-shrink: 0;
  min-width: 44px;
  height: fit-content;
  padding: 6px 8px;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  color: var(--color-primary);
  background: var(--about-blue-glass);
}

.page-about .team-item:nth-child(2) .team-item__code {
  color: var(--color-secondary);
  background: var(--about-purple-glass);
}

.page-about .team-item h3 {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
}

.page-about .team-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-muted);
}

.page-about .about-honors__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 40px;
}

.page-about .about-honors__content h3 {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
}

.page-about .about-honors__content p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-muted);
}

.page-about .about-honors__content blockquote {
  margin: 20px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--color-secondary);
  background: var(--about-purple-glass);
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

.page-about .about-honors__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.page-about .about-honors__visual {
  position: relative;
  overflow: hidden;
  background: var(--color-panel);
  border: 1px solid var(--color-border);
  aspect-ratio: 700 / 500;
}

.page-about .about-honors__visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.08) 0%, transparent 38%, rgba(181, 55, 242, 0.1) 100%);
  pointer-events: none;
}

.page-about .about-honors__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-awards {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.04) 0%, rgba(181, 55, 242, 0.06) 100%);
  border: 1px solid var(--color-border);
}

.page-about .about-awards h3 {
  margin: 0;
  padding: 22px 24px 0;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
}

.page-about .about-awards__list {
  list-style: none;
  margin: 0;
  padding: 16px 24px 22px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-about .about-awards__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-muted);
}

.page-about .about-awards__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

@media (min-width: 768px) {
  .page-about .about-metrics__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
  }

  .page-about .metric-card {
    padding: 28px 22px;
  }

  .page-about .metric-card__value {
    font-size: 44px;
  }

  .page-about .about-hero__visual {
    aspect-ratio: 1400 / 500;
  }

  .page-about .about-team__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 40px;
    align-items: start;
  }

  .page-about .about-honors__grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 40px;
    align-items: center;
  }

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

@media (min-width: 992px) {
  .page-about .about-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-layout__side {
    position: sticky;
    top: 120px;
  }

  .page-about .about-index {
    flex-direction: column;
    align-items: stretch;
  }

  .page-about .about-index__link {
    justify-content: space-between;
    width: 100%;
  }

  .page-about .about-timeline {
    padding-left: 0;
  }

  .page-about .about-timeline::before {
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 70%, transparent 100%);
  }

  .page-about .timeline-item {
    display: grid;
    grid-template-columns: 1fr 70px 1fr;
    column-gap: 24px;
    align-items: start;
    margin-bottom: 36px;
  }

  .page-about .timeline-item__axis {
    position: static;
    grid-column: 2;
    grid-row: 1;
    width: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .page-about .timeline-item__dot {
    margin: 28px auto 0;
  }

  .page-about .timeline-item__year {
    position: static;
    left: auto;
    top: auto;
    margin: 0 auto 8px;
    font-size: 15px;
  }

  .page-about .timeline-item:nth-child(odd) .timeline-item__card {
    grid-column: 1;
    grid-row: 1;
    text-align: right;
  }

  .page-about .timeline-item:nth-child(odd) .timeline-item__card .about-link {
    text-align: left;
  }

  .page-about .timeline-item:nth-child(even) .timeline-item__card {
    grid-column: 3;
    grid-row: 1;
  }

  .page-about .about-journey,
  .page-about .about-team,
  .page-about .about-honors {
    padding: 80px 0;
  }
}