.page-about {
  background: var(--page-bg);
}

.page-about .breadcrumbs {
  padding-top: 18px;
  padding-bottom: 0;
  background: var(--page-bg);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--nav-bg);
  color: var(--text-invert);
  padding: 56px 0 72px;
}

.page-about .about-hero::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 6px;
  background: repeating-linear-gradient(-45deg, var(--accent-yellow) 0 10px, var(--nav-bg) 10px 20px);
}

.page-about .about-hero::after {
  content: '';
  position: absolute;
  right: -80px;
  top: 10%;
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, var(--accent-yellow), var(--accent-coral));
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0.18;
  pointer-events: none;
}

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

.page-about .about-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-yellow);
}

.page-about .about-hero h1 {
  margin: 0 0 16px;
  max-width: 860px;
  font-size: 28px;
  line-height: 1.25;
}

.page-about .about-hero .lead {
  margin: 0;
  max-width: 720px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(253, 253, 253, 0.88);
}

.page-about .about-stat-block {
  position: relative;
  background: var(--accent-yellow);
  padding: 60px 0 72px;
}

.page-about .about-stat-block::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 8px;
  background: repeating-linear-gradient(-45deg, var(--nav-bg) 0 12px, transparent 12px 24px);
}

.page-about .about-stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.page-about .about-stat-card {
  position: relative;
  background: var(--nav-bg);
  color: var(--text-invert);
  padding: 36px 28px 32px;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.page-about .about-stat-card::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 14px;
  width: 34px;
  height: 34px;
  background: var(--accent-coral);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  opacity: 0.35;
}

.page-about .about-stat-card__label {
  display: block;
  margin-bottom: 14px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-yellow);
}

.page-about .about-stat-card__number {
  display: block;
  font-size: 88px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text-invert);
}

.page-about .about-stat-card__unit {
  display: block;
  margin-top: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-yellow);
}

.page-about .about-stat-card__desc {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(253, 253, 253, 0.82);
}

.page-about .about-stat-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-about .about-stat-card .badge {
  background: rgba(253, 253, 253, 0.16);
  border: 1px solid rgba(253, 253, 253, 0.35);
  color: var(--text-invert);
}

.page-about .about-stat-figure {
  margin: 0;
}

.page-about .about-stat-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 8px 8px 0 rgba(34, 38, 42, 0.25);
}

.page-about .about-catalog-section {
  background: var(--page-bg);
  padding: 64px 0 72px;
}

.page-about .about-section-lead {
  margin: 8px 0 28px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-muted);
}

.page-about .about-catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: start;
}

.page-about .about-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-about .data-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  border: 2px solid var(--nav-bg);
  background: var(--card-bg);
}

.page-about .data-table th,
.page-about .data-table td {
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  text-align: left;
  font-size: 14px;
  line-height: 1.5;
}

.page-about .data-table thead th {
  background: var(--nav-bg);
  color: var(--text-invert);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-about .data-table tbody th {
  background: rgba(44, 62, 80, 0.06);
  font-weight: 700;
  white-space: nowrap;
}

.page-about .data-table tbody tr:nth-child(even) td {
  background: rgba(241, 196, 15, 0.08);
}

.page-about .data-table tbody tr:hover td {
  background: rgba(155, 89, 182, 0.1);
}

.page-about .data-table tfoot th,
.page-about .data-table tfoot td {
  background: var(--nav-bg);
  color: var(--accent-yellow);
  font-weight: 800;
}

.page-about .data-table .mono {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
}

.page-about .about-catalog-figure {
  margin: 0;
}

.page-about .about-catalog-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 3px solid var(--nav-bg);
  border-radius: 6px;
}

.page-about .about-update-section {
  position: relative;
  overflow: hidden;
  background: var(--coral-deep);
  color: var(--text-invert);
  padding: 64px 0 72px;
}

.page-about .about-update-section::before {
  content: '';
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 200px;
  height: 200px;
  border: 5px solid rgba(253, 253, 253, 0.25);
  border-radius: 50%;
  pointer-events: none;
}

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

.page-about .about-update-section .section-head__title {
  color: var(--text-invert);
}

.page-about .about-update-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-update-card {
  background: rgba(253, 253, 253, 0.12);
  border-left: 5px solid var(--accent-yellow);
  padding: 24px 20px;
  transition: transform 0.2s ease, background 0.2s ease;
}

.page-about .about-update-card:hover {
  transform: translateX(6px);
  background: rgba(253, 253, 253, 0.2);
}

.page-about .about-update-card--yellow {
  border-left-color: var(--nav-bg);
}

.page-about .about-update-card__title {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(253, 253, 253, 0.9);
}

.page-about .about-update-card__num {
  margin: 0;
  font-size: 30px;
  font-weight: 900;
  line-height: 1.3;
  color: var(--accent-yellow);
}

.page-about .about-update-card--yellow .about-update-card__num {
  color: var(--nav-bg);
}

.page-about .about-update-card__desc {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(253, 253, 253, 0.85);
}

.page-about .about-update-note {
  margin-top: 28px;
  padding-left: 14px;
  border-left: 3px solid var(--accent-yellow);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(253, 253, 253, 0.92);
}

.page-about .about-version-section {
  background: var(--purple-deep);
  background-image: radial-gradient(circle at 90% 20%, rgba(241, 196, 15, 0.2) 0 60px, transparent 60px 200px);
  color: var(--text-invert);
  padding: 64px 0 72px;
}

.page-about .about-version-section .section-head__title {
  color: var(--text-invert);
}

.page-about .about-version-now {
  display: inline-block;
  margin: 4px 0 0;
  padding: 4px 12px;
  background: var(--accent-yellow);
  color: var(--text-main);
  font-size: 13px;
  font-weight: 800;
  border-radius: 3px;
}

.page-about .about-version-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 28px;
}

.page-about .about-version-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-version-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 12px;
  border-bottom: 2px solid rgba(253, 253, 253, 0.18);
  transition: background 0.2s ease, padding-left 0.2s ease;
}

.page-about .about-version-item:hover {
  background: rgba(253, 253, 253, 0.1);
  padding-left: 20px;
}

.page-about .about-version-tag {
  flex-shrink: 0;
  display: inline-block;
  padding: 6px 12px;
  background: var(--accent-yellow);
  color: var(--text-main);
  font-size: 14px;
  font-weight: 800;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.page-about .about-version-info {
  min-width: 0;
}

.page-about .about-version-info__title {
  margin: 2px 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.page-about .about-version-info__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(253, 253, 253, 0.8);
}

.page-about .about-version-figure {
  margin: 0;
}

.page-about .about-version-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 2px solid rgba(253, 253, 253, 0.4);
  border-radius: 8px;
}

.page-about .about-route-section {
  background: var(--page-bg);
  padding: 64px 0 72px;
}

.page-about .about-route-steps {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-about .about-route-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 14px;
  padding: 20px 16px;
  background: var(--card-bg);
  border-left: 5px solid var(--accent-green);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: box-shadow 0.2s ease;
}

.page-about .about-route-step:hover {
  box-shadow: 6px 6px 0 rgba(44, 62, 80, 0.12);
}

.page-about .about-route-step__num {
  flex-shrink: 0;
  min-width: 44px;
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
  color: var(--accent-coral);
}

.page-about .about-route-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-main);
}

.page-about .about-route-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

@media (min-width: 720px) {
  .page-about .about-hero {
    padding: 64px 0 84px;
  }

  .page-about .about-hero h1 {
    font-size: 38px;
  }

  .page-about .about-hero .lead {
    font-size: 16px;
  }

  .page-about .about-stat-grid {
    grid-template-columns: 5fr 7fr;
  }

  .page-about .about-stat-card__number {
    font-size: 108px;
  }

  .page-about .about-catalog-grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-about .about-update-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero h1 {
    font-size: 46px;
  }

  .page-about .about-stat-card__number {
    font-size: 128px;
  }

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

  .page-about .about-version-grid {
    grid-template-columns: 6fr 6fr;
    align-items: center;
  }

  .page-about .about-route-step__num {
    font-size: 34px;
  }

  .page-about .about-route-step__text {
    font-size: 15px;
  }
}