.page-about {
  --about-deco: rgba(27, 27, 27, 0.16);
  --about-deco-light: rgba(27, 27, 27, 0.08);
  background-color: var(--color-paper);
  background-image:
    linear-gradient(var(--about-deco-light) 1px, transparent 1px),
    linear-gradient(90deg, var(--about-deco-light) 1px, transparent 1px);
  background-size: 44px 44px;
  color: var(--color-ink);
  position: relative;
  overflow: hidden;
}

.page-about .about-masthead {
  padding: 40px 0 36px;
  border-bottom: 1px solid var(--about-deco);
  position: relative;
  z-index: 1;
}

.page-about .about-masthead .breadcrumb {
  margin-bottom: 20px;
}

.page-about .about-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.page-about .about-title {
  margin: 0 0 16px;
  font-family: var(--font-title);
  font-size: 40px;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-about .about-lead {
  margin: 0;
  max-width: 880px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-gray);
}

.page-about .about-masthead-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 28px;
}

.page-about .about-masthead-meta span {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-gray);
  border-left: 2px solid var(--color-gold);
  padding-left: 10px;
}

.page-about .about-masthead-meta b {
  font-size: 16px;
  color: var(--color-ink);
}

.page-about .about-chapters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.page-about .about-chapters a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--color-gray);
  text-decoration: none;
  border: 1px solid var(--about-deco);
  padding: 6px 10px;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}

.page-about .about-chapters a:hover,
.page-about .about-chapters a:focus-visible {
  color: var(--color-ink);
  border-color: var(--color-gold);
  background: var(--color-gold);
}

.page-about .about-section-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray);
  border: 1px solid var(--about-deco);
  padding: 4px 8px;
  margin-bottom: 14px;
}

.page-about .about-mission {
  padding: 48px 0 44px;
  position: relative;
  z-index: 1;
}

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

.page-about .about-mission-copy h2,
.page-about .about-verify-head h2,
.page-about .about-team-head h2 {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-size: 32px;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-about .about-copy-lead {
  margin: 0 0 14px;
  font-family: var(--font-title);
  font-size: 20px;
  line-height: 1.3;
  color: var(--color-primary);
}

.page-about .about-mission-copy p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-gray);
}

.page-about .about-quote {
  margin: 24px 0 0;
  padding: 16px 20px 14px 24px;
  border-left: 4px solid var(--color-gold);
  background: rgba(255, 255, 255, 0.5);
}

.page-about .about-quote p {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-ink);
}

.page-about .about-quote cite {
  font-family: var(--font-mono);
  font-size: 12px;
  font-style: normal;
  color: var(--color-gray);
}

.page-about .about-mission-figure {
  position: relative;
  margin: 0;
}

.page-about .about-mission-figure::before {
  content: "";
  position: absolute;
  inset: 12px -10px -10px 12px;
  border: 2px solid var(--color-primary);
  z-index: -1;
}

.page-about .about-mission-figure img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--about-deco);
}

.page-about .about-mission-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-gray);
}

.page-about .about-milestone {
  background-color: var(--color-primary);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 44px 44px;
  color: var(--color-white);
  padding: 48px 0 60px;
  position: relative;
  z-index: 1;
}

.page-about .about-milestone::after {
  content: "";
  display: block;
  height: 10px;
  margin-top: 8px;
  background: repeating-linear-gradient(90deg, var(--color-gold) 0 8px, transparent 8px 16px);
  opacity: 0.25;
}

.page-about .about-milestone .about-section-index {
  color: var(--color-gold);
  border-color: rgba(255, 255, 255, 0.24);
}

.page-about .about-milestone h2 {
  margin: 0 0 10px;
  font-family: var(--font-title);
  font-size: 32px;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-white);
}

.page-about .about-milestone-desc {
  margin: 0;
  max-width: 520px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
}

.page-about .about-track-figure {
  margin: 28px 0 8px;
}

.page-about .about-track-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(255, 215, 0, 0.4);
}

.page-about .about-track-figure figcaption {
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
}

.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: 28px 0 0;
  padding: 0 0 0 28px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 24px;
  left: 9px;
  border-left: 2px dashed rgba(255, 215, 0, 0.55);
}

.page-about .about-timeline-item {
  position: relative;
  margin: 0;
  padding: 0 0 36px 20px;
}

.page-about .about-timeline-item:last-child {
  padding-bottom: 4px;
}

.page-about .about-timeline-item:hover {
  padding-left: 24px;
  transition: padding-left var(--t-fast);
}

.page-about .about-timeline-dot {
  position: absolute;
  left: -28px;
  top: 2px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-about .about-timeline-dot::after {
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  background: var(--color-gold);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  transform-origin: center;
  transition: transform var(--t-fast), filter var(--t-fast);
}

.page-about .about-timeline-item:hover .about-timeline-dot::after,
.page-about .about-timeline-item:focus-within .about-timeline-dot::after {
  transform: scale(1.4) rotate(12deg);
  filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.65));
}

.page-about .about-timeline-season {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  border: 1px solid rgba(255, 215, 0, 0.35);
  padding: 3px 8px;
}

.page-about .about-timeline-item h3 {
  margin: 12px 0 6px;
  font-family: var(--font-title);
  font-size: 22px;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--color-white);
}

.page-about .about-timeline-item p {
  margin: 0;
  max-width: 560px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.74);
}

.page-about .about-verify {
  padding: 48px 0 44px;
  position: relative;
  z-index: 1;
}

.page-about .about-verify-head p,
.page-about .about-team-head p {
  margin: 0;
  max-width: 560px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-gray);
}

.page-about .about-verify-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-verify-card {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid var(--color-gray-light);
  border-top: 4px solid var(--color-primary);
  padding: 24px 20px;
  transition: border-color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}

.page-about .about-verify-card:hover {
  border-color: var(--color-accent);
  border-top-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 6px 6px 0 rgba(27, 27, 27, 0.08);
}

.page-about .about-verify-layer {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-gray);
}

.page-about .about-verify-card h3 {
  margin: 0 0 12px;
  font-family: var(--font-title);
  font-size: 24px;
  line-height: 1.2;
  text-transform: uppercase;
}

.page-about .about-verify-card > p {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray);
}

.page-about .about-verify-card .data-row {
  border-top: 1px dashed var(--color-gray-light);
  padding-top: 10px;
  margin-top: auto;
}

.page-about .about-team {
  padding: 56px 0 48px;
  position: relative;
  z-index: 1;
}

.page-about .about-team-grid {
  display: grid;
  gap: 28px;
  margin-top: 32px;
}

.page-about .about-team-card {
  border-top: 3px solid var(--color-ink);
  padding-top: 14px;
}

.page-about .about-team-tag {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.page-about .about-team-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-title);
  font-size: 24px;
  line-height: 1.2;
  text-transform: uppercase;
}

.page-about .about-team-num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-primary);
}

.page-about .about-team-card p:last-child {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray);
}

.page-about .about-flip-card {
  perspective: 1000px;
  margin-bottom: 18px;
  cursor: pointer;
}

.page-about .about-flip-inner {
  position: relative;
  height: 240px;
  transform-style: preserve-3d;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.page-about .about-flip-card:hover .about-flip-inner,
.page-about .about-flip-card:focus-within .about-flip-inner,
.page-about .about-flip-card:active .about-flip-inner {
  transform: rotateY(180deg);
}

.page-about .about-flip-front,
.page-about .about-flip-back {
  position: absolute;
  inset: 0;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

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

.page-about .about-flip-back {
  transform: rotateY(180deg);
  background: var(--color-primary-deep);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 20px 20px;
  color: var(--color-white);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.page-about .about-flip-back span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.page-about .about-flip-back p {
  margin: 0;
  font-family: var(--font-title);
  font-size: 20px;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.95);
}

.page-about .about-links {
  padding: 56px 0 64px;
  position: relative;
  z-index: 1;
}

.page-about .about-links-block {
  border: 2px solid var(--color-ink);
  background: rgba(255, 255, 255, 0.36);
  padding: 32px 24px;
  text-align: center;
}

.page-about .about-links-block h2 {
  margin: 8px 0 12px;
  font-family: var(--font-title);
  font-size: 28px;
  line-height: 1.2;
  text-transform: uppercase;
}

.page-about .about-links-block > p {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-gray);
}

.page-about .about-links-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.page-about .about-links-actions .btn {
  min-width: 140px;
}

@media (min-width: 640px) {
  .page-about .about-masthead {
    padding: 64px 0 48px;
  }

  .page-about .about-title {
    font-size: 56px;
  }

  .page-about .about-lead {
    font-size: 18px;
  }

  .page-about .about-masthead-meta span {
    font-size: 14px;
  }

  .page-about .about-masthead-meta b {
    font-size: 18px;
  }
}

@media (min-width: 820px) {
  .page-about .about-mission-grid {
    grid-template-columns: 55fr 45fr;
    gap: 48px;
  }

  .page-about .about-mission-figure {
    margin-right: -12px;
  }

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

@media (min-width: 920px) {
  .page-about .about-team-grid {
    grid-template-columns: 1.15fr 0.95fr 0.9fr;
    gap: 28px;
    align-items: start;
  }

  .page-about .about-team-card-s {
    margin-top: 20px;
  }

  .page-about .about-team-card-e {
    margin-top: -8px;
  }

  .page-about .about-flip-inner {
    height: 280px;
  }
}