.page-about {
  position: relative;
  background:
    radial-gradient(ellipse at 88% 8%, rgba(255, 107, 138, 0.16), transparent 42%),
    radial-gradient(ellipse at 12% 42%, rgba(0, 229, 255, 0.07), transparent 38%),
    linear-gradient(180deg, #0B1026 0%, #1C1240 46%, #0B1026 100%);
  overflow-x: hidden;
}

.page-about .hero-archive {
  padding: 28px 20px 36px;
}

.page-about .hero-frame {
  display: grid;
  gap: 28px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 24px;
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 107, 138, 0.32);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(43, 27, 77, 0.78), rgba(11, 16, 38, 0.9)),
    repeating-linear-gradient(45deg, rgba(255, 107, 138, 0.04) 0 2px, transparent 2px 10px);
  position: relative;
}

.page-about .hero-frame::before,
.page-about .hero-frame::after {
  content: "";
  position: absolute;
  width: 30px;
  height: 30px;
  pointer-events: none;
}

.page-about .hero-frame::before {
  top: -2px;
  left: -2px;
  border-top: 4px solid var(--primary);
  border-left: 4px solid var(--primary);
  border-top-left-radius: var(--radius-lg);
}

.page-about .hero-frame::after {
  bottom: -2px;
  right: -2px;
  border-bottom: 4px solid var(--coral);
  border-right: 4px solid var(--coral);
  border-bottom-right-radius: var(--radius-lg);
}

.page-about .hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-about .breadcrumbs {
  font-size: 13px;
  color: var(--text-muted);
}

.page-about .breadcrumbs a {
  color: var(--cyan);
  text-decoration: none;
}

.page-about .breadcrumbs a:hover {
  text-decoration: underline;
}

.page-about .hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(30px, 6vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--text-high);
}

.page-about .hero-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-muted);
  margin: 0;
  max-width: 62ch;
}

.page-about .hero-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 6px;
}

.page-about .hero-meta {
  padding: 14px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 107, 138, 0.18);
}

.page-about .hero-meta-k {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.page-about .hero-meta-v {
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: 28px;
  color: var(--primary);
  line-height: 1;
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-about .hero-media {
  position: relative;
}

.page-about .hero-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 209, 102, 0.2);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5);
}

.page-about .catalog-index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: var(--max-width);
  margin: 18px auto 0;
  padding: 14px 18px;
  background: rgba(43, 27, 77, 0.5);
  border: 1px solid rgba(0, 229, 255, 0.18);
  border-radius: var(--radius);
}

.page-about .catalog-index a {
  color: var(--text-high);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: all var(--ease);
}

.page-about .catalog-index a:hover {
  color: var(--primary);
  border-color: rgba(255, 107, 138, 0.55);
  background: rgba(255, 107, 138, 0.08);
}

.page-about .section-block {
  padding: 56px 20px;
}

.page-about .section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: var(--max-width);
  margin: 0 auto 28px;
}

.page-about .section-head::before {
  content: "";
  width: 4px;
  height: 30px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--primary), var(--coral));
  flex-shrink: 0;
}

.page-about .section-index {
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: 26px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 107, 138, 0.72);
}

.page-about .section-title {
  font-size: clamp(22px, 4vw, 30px);
  margin: 0;
  color: var(--text-high);
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-about .identity-board {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 28px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 158, 122, 0.22);
  background: linear-gradient(145deg, rgba(43, 27, 77, 0.55), rgba(11, 16, 38, 0.75));
  position: relative;
  overflow: hidden;
}

.page-about .identity-board::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 209, 102, 0.14), transparent 68%);
  pointer-events: none;
}

.page-about .identity-statement {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.5;
  color: var(--text-high);
}

.page-about .identity-statement strong {
  color: var(--primary);
}

.page-about .identity-detail {
  margin: 16px 0 0;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-about .identity-notes {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-about .note-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  background: rgba(11, 16, 38, 0.5);
  border-radius: 14px;
  border-left: 3px solid var(--coral);
}

.page-about .note-number {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 13px;
  color: var(--coral);
  line-height: 1.6;
}

.page-about .note-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 241, 255, 0.88);
}

.page-about .note-item strong {
  color: var(--text-high);
}

.page-about .stats-panel {
  background: rgba(11, 16, 38, 0.58);
  border-top: 1px solid rgba(255, 107, 138, 0.16);
  border-bottom: 1px solid rgba(0, 229, 255, 0.14);
}

.page-about .data-frame {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 24px;
}

.page-about .stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.page-about .stat-block {
  min-height: 148px;
  padding: 22px 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 107, 138, 0.18);
  background: linear-gradient(160deg, rgba(43, 27, 77, 0.78), rgba(11, 16, 38, 0.9));
  position: relative;
}

.page-about .stat-block--primary {
  grid-column: 1 / -1;
  border-color: rgba(255, 158, 122, 0.4);
  background: linear-gradient(160deg, rgba(255, 107, 138, 0.2), rgba(255, 158, 122, 0.06));
}

.page-about .stat-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.page-about .stat-number {
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: 38px;
  line-height: 1;
  color: var(--text-high);
}

.page-about .stat-block--primary .stat-number {
  color: var(--primary);
  font-size: 54px;
}

.page-about .stat-unit {
  font-size: 13px;
  color: var(--text-muted);
  margin-left: 6px;
}

.page-about .stat-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-muted);
}

.page-about .data-visual img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 229, 255, 0.2);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

.page-about .category-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-width: var(--max-width);
  margin: 24px auto 0;
}

.page-about .category-chip {
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 107, 138, 0.08);
  border: 1px solid rgba(255, 107, 138, 0.24);
  color: var(--text-high);
  font-size: 13px;
  font-weight: 600;
}

.page-about .category-chip:nth-child(2n) {
  background: rgba(0, 229, 255, 0.07);
  border-color: rgba(0, 229, 255, 0.22);
}

.page-about .flow-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 24px;
}

.page-about .flow-copy {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: rgba(43, 27, 77, 0.4);
  border: 1px solid rgba(0, 229, 255, 0.14);
}

.page-about .flow-lead {
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-high);
}

.page-about .flow-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .flow-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px;
  background: rgba(11, 16, 38, 0.55);
  border-left: 3px solid var(--primary);
  border-radius: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.page-about .flow-time {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: var(--yellow);
  white-space: nowrap;
}

.page-about .flow-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.page-about .flow-metric {
  padding: 14px 10px;
  background: rgba(11, 16, 38, 0.6);
  border-radius: 12px;
  border-top: 2px solid var(--coral);
  text-align: center;
}

.page-about .flow-metric-value {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: 22px;
  color: var(--coral);
  line-height: 1.1;
}

.page-about .flow-metric-label {
  display: block;
  margin-top: 4px;
  font-size: 11px;
  line-height: 1.4;
  color: var(--text-muted);
}

.page-about .quality-card {
  padding: 22px;
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
  background: linear-gradient(135deg, rgba(255, 107, 138, 0.12), rgba(43, 27, 77, 0.5));
}

.page-about .quality-card--cyan {
  border-left-color: var(--cyan);
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.1), rgba(43, 27, 77, 0.5));
}

.page-about .quality-card--yellow {
  border-left-color: var(--yellow);
  background: linear-gradient(135deg, rgba(255, 209, 102, 0.1), rgba(43, 27, 77, 0.5));
}

.page-about .quality-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--text-high);
}

.page-about .quality-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
}

.page-about .version-panel {
  background: rgba(43, 27, 77, 0.2);
  border-top: 1px solid rgba(255, 209, 102, 0.16);
}

.page-about .version-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 28px;
}

.page-about .version-media img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 229, 255, 0.24);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5);
}

.page-about .timeline {
  position: relative;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--primary), var(--coral), var(--yellow), var(--cyan));
}

.page-about .timeline-item {
  position: relative;
  padding: 16px 0 16px 40px;
}

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 23px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 3px solid var(--primary);
  box-shadow: 0 0 12px rgba(255, 107, 138, 0.55);
}

.page-about .timeline-item--current::before {
  background: var(--yellow);
  border-color: var(--yellow);
  box-shadow: 0 0 18px rgba(255, 209, 102, 0.75);
}

.page-about .timeline-version {
  font-family: var(--font-display);
  font-weight: 900;
  font-style: italic;
  font-size: 19px;
  color: var(--text-high);
}

.page-about .timeline-item--current .timeline-version {
  color: var(--yellow);
}

.page-about .timeline-text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-muted);
}

.page-about .boundary-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.page-about .boundary-card {
  padding: 26px;
  border-radius: var(--radius);
}

.page-about .boundary-card--allow {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(43, 27, 77, 0.45));
  border: 1px solid rgba(0, 229, 255, 0.24);
}

.page-about .boundary-card--deny {
  background: linear-gradient(135deg, rgba(255, 107, 138, 0.1), rgba(43, 27, 77, 0.45));
  border: 1px solid rgba(255, 107, 138, 0.28);
}

.page-about .boundary-card h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 18px;
}

.page-about .boundary-card--allow h3 {
  color: var(--cyan);
}

.page-about .boundary-card--deny h3 {
  color: var(--primary);
}

.page-about .boundary-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .boundary-card li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-muted);
}

.page-about .boundary-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 2px;
}

.page-about .boundary-card--allow li::before {
  background: var(--cyan);
}

.page-about .boundary-card--deny li::before {
  background: var(--primary);
}

.page-about .boundary-note {
  max-width: var(--max-width);
  margin: 24px auto 0;
  padding: 16px 20px;
  background: rgba(43, 27, 77, 0.35);
  border-radius: 14px;
}

.page-about .boundary-note p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
}

.page-about .boundary-note a {
  color: var(--cyan);
  text-decoration: none;
}

.page-about .boundary-note a:hover {
  text-decoration: underline;
}

@media (min-width: 1024px) {
  .page-about .hero-archive {
    padding: 44px 32px 52px;
  }

  .page-about .hero-frame {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 48px;
    padding: 48px 56px;
  }

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

  .page-about .hero-meta-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about .section-block {
    padding: 80px 32px;
  }

  .page-about .section-head {
    margin-bottom: 40px;
  }

  .page-about .identity-board {
    padding: 40px 48px;
  }

  .page-about .identity-notes {
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
  }

  .page-about .data-frame {
    grid-template-columns: 1fr 1.1fr;
    align-items: center;
    gap: 40px;
  }

  .page-about .stat-grid {
    gap: 18px;
  }

  .page-about .stat-block {
    padding: 26px 24px;
  }

  .page-about .flow-layout {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 32px;
    align-items: stretch;
  }

  .page-about .flow-quality {
    display: grid;
    gap: 16px;
  }

  .page-about .version-layout {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: start;
    gap: 48px;
  }

  .page-about .version-media {
    position: sticky;
    top: 100px;
  }

  .page-about .boundary-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}
<<<PAGE_CSS_END>>>