.page-about {
  --about-rail-w: 260px;
  --about-accent: var(--c-green);
  background:
    radial-gradient(900px 380px at 90% 4%, rgba(92, 107, 192, 0.2), transparent 65%),
    radial-gradient(700px 300px at 8% 62%, rgba(0, 191, 165, 0.12), transparent 60%),
    var(--c-deep);
  color: var(--c-text);
  overflow-x: hidden;
}

.page-about .breadcrumb {
  padding-top: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(136, 146, 176, 0.28);
}

.page-about .section-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--c-dim);
  text-transform: uppercase;
}

.page-about .about-hero {
  position: relative;
  padding: 40px 0 64px;
  overflow: hidden;
  background:
    repeating-linear-gradient(135deg, transparent 0 18px, rgba(0, 230, 118, 0.035) 18px 19px, transparent 19px 44px),
    linear-gradient(120deg, var(--c-deep-2) 0%, var(--c-deep) 60%);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 26px;
  height: 120px;
  background: var(--c-green);
  clip-path: polygon(0 0, 100% 18px, 100% 100%, 0 calc(100% - 18px));
  z-index: 2;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 180px;
  height: 26px;
  background: var(--c-orange);
  clip-path: polygon(22px 0, 100% 0, 100% 100%, 0 100%);
  z-index: 2;
  pointer-events: none;
}

.page-about .about-hero__rail {
  display: none;
}

.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding-left: 22px;
  position: relative;
  z-index: 1;
}

.page-about .about-hero__content .section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--c-deep-2);
  border: 1px solid rgba(0, 230, 118, 0.4);
  padding: 6px 12px;
  color: var(--c-green);
}

.page-about .about-hero h1 {
  margin-top: 20px;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -0.02em;
  max-width: 920px;
}

.page-about .about-hero__lead {
  margin-top: 18px;
  max-width: 760px;
  color: var(--c-dim);
  font-size: 17px;
  line-height: 1.75;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.page-about .about-hero__stats .stat-card {
  min-height: 108px;
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 2px solid var(--c-deep-2);
  background: linear-gradient(145deg, rgba(17, 34, 64, 0.92), rgba(10, 25, 47, 0.9));
  box-shadow: 6px 6px 0 0 rgba(0, 0, 0, 0.32);
}

.page-about .about-hero__stats .stat-card:nth-child(odd) {
  transform: translateY(8px);
}

.page-about .about-hero__stats .stat-card:nth-child(even) {
  transform: translateY(-4px);
}

.page-about .stat-card__label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-dim);
  text-transform: uppercase;
}

.page-about .stat-card__num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  line-height: 1;
}

.page-about .stat-card--green .stat-card__num {
  color: var(--c-green);
}

.page-about .stat-card--orange .stat-card__num {
  color: var(--c-orange);
}

.page-about .stat-card--teal .stat-card__num {
  color: var(--c-teal);
}

.page-about .stat-card--indigo .stat-card__num {
  color: var(--c-indigo);
}

.page-about .about-index {
  background: var(--c-deep-2);
  border-top: 1px solid rgba(0, 230, 118, 0.25);
  border-bottom: 1px solid rgba(0, 230, 118, 0.25);
  padding: 28px 0;
}

.page-about .about-index__inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-about .about-index__note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-about .about-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.page-about .about-index__list a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--c-text);
  text-decoration: none;
  border: 1px solid rgba(136, 146, 176, 0.35);
  background: rgba(10, 25, 47, 0.5);
  padding: 12px 14px;
  font-size: 15px;
  font-weight: 600;
  transition: border-color var(--speed) ease, color var(--speed) ease, box-shadow var(--speed) ease;
}

.page-about .about-index__list a:hover {
  border-color: var(--c-green);
  color: var(--c-green);
  box-shadow: 4px 4px 0 0 rgba(0, 230, 118, 0.2);
}

.page-about .about-index__num {
  font-family: var(--font-num);
  color: var(--c-orange);
  font-weight: 700;
  font-size: 14px;
}

.page-about .about-section {
  padding: 56px 0 32px;
  border-bottom: 1px solid rgba(136, 146, 176, 0.2);
}

.page-about .about-section:last-of-type {
  border-bottom: none;
}

.page-about .about-section__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-about .about-section__rail {
  display: flex;
  align-items: center;
  gap: 14px;
  border-left: 4px solid var(--c-green);
  padding-left: 14px;
}

.page-about .section-num {
  font-family: var(--font-num);
  font-size: 28px;
  font-weight: 700;
  color: var(--c-orange);
  line-height: 1;
}

.page-about .about-section__rail .section-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--c-text);
}

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

.page-about .section-tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-teal);
  border: 1px solid rgba(0, 191, 165, 0.4);
  padding: 4px 10px;
  background: rgba(0, 191, 165, 0.06);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.page-about .about-section__body h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 14px;
}

.page-about .about-section__lead {
  color: var(--c-dim);
  font-size: 17px;
  line-height: 1.7;
  max-width: 840px;
}

.page-about .image-frame {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--c-deep-2);
  box-shadow: 6px 6px 0 0 rgba(0, 0, 0, 0.3);
  background: var(--c-deep-2);
  margin: 28px 0;
  max-width: 100%;
}

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

.page-about .about-milestone-figure {
  aspect-ratio: 2 / 1;
  max-width: 800px;
}

.page-about .about-tech-figure {
  aspect-ratio: 7 / 4;
  max-width: 700px;
}

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

.page-about .about-values .card {
  border: 2px solid var(--c-deep-2);
  background: var(--c-deep-2);
  padding: 22px;
  box-shadow: 5px 5px 0 0 rgba(0, 0, 0, 0.3);
}

.page-about .about-values .card--accent {
  border-color: var(--c-green);
  background: linear-gradient(145deg, rgba(0, 230, 118, 0.08), var(--c-deep-2) 70%);
}

.page-about .about-values .card__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 15px;
  color: var(--c-green);
  border: 2px solid var(--c-dim);
  margin-bottom: 12px;
}

.page-about .about-values .card--accent .card__mark {
  border-color: var(--c-green);
}

.page-about .about-values h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--c-text);
}

.page-about .about-values p {
  color: var(--c-dim);
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
}

.page-about .timeline {
  position: relative;
  margin-top: 32px;
  padding-left: 32px;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-green), var(--c-orange), var(--c-teal), var(--c-indigo));
  opacity: 0.6;
}

.page-about .timeline__item {
  position: relative;
  margin-bottom: 20px;
}

.page-about .timeline__marker {
  position: absolute;
  left: -29px;
  top: 22px;
  width: 14px;
  height: 14px;
  background: var(--c-dim);
  transform: rotate(45deg);
  z-index: 2;
}

.page-about .timeline__marker--green {
  background: var(--c-green);
  box-shadow: 0 0 0 2px rgba(0, 230, 118, 0.3);
}

.page-about .timeline__marker--orange {
  background: var(--c-orange);
  box-shadow: 0 0 0 2px rgba(255, 109, 0, 0.3);
}

.page-about .timeline__marker--teal {
  background: var(--c-teal);
  box-shadow: 0 0 0 2px rgba(0, 191, 165, 0.3);
}

.page-about .timeline__marker--indigo {
  background: var(--c-indigo);
  box-shadow: 0 0 0 2px rgba(92, 107, 192, 0.3);
}

.page-about .timeline__entry {
  border: 2px solid var(--c-deep-2);
  background: rgba(17, 34, 64, 0.55);
  box-shadow: 5px 5px 0 0 rgba(0, 0, 0, 0.28);
  transition: border-color var(--speed) ease, transform var(--speed) ease, box-shadow var(--speed) ease;
}

.page-about .timeline__entry:hover {
  border-color: var(--c-green);
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 0 rgba(0, 0, 0, 0.3);
}

.page-about .timeline__entry summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-about .timeline__entry summary:focus-visible {
  outline: 2px solid var(--c-orange);
  outline-offset: 2px;
}

.page-about .timeline__year {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 20px;
  color: var(--c-green);
  background: rgba(0, 230, 118, 0.08);
  border: 1px solid rgba(0, 230, 118, 0.25);
  padding: 4px 10px;
  white-space: nowrap;
}

.page-about .timeline__title {
  font-weight: 700;
  font-size: 17px;
  color: var(--c-text);
  flex: 1;
}

.page-about .timeline__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--c-dim);
  border-radius: 50%;
  color: var(--c-dim);
  font-size: 16px;
  line-height: 1;
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
}

.page-about .timeline__entry[open] .timeline__toggle {
  transform: rotate(45deg);
  border-color: var(--c-orange);
  color: var(--c-orange);
}

.page-about .timeline__detail {
  padding: 4px 18px 18px 50px;
  color: var(--c-dim);
  font-size: 16px;
  line-height: 1.65;
}

.page-about .tech-diagram {
  margin: 28px 0;
  border: 2px solid var(--c-deep-2);
  background:
    repeating-linear-gradient(135deg, transparent 0 14px, rgba(0, 230, 118, 0.04) 14px 15px),
    rgba(17, 34, 64, 0.45);
  padding: 22px 18px;
  box-shadow: 5px 5px 0 0 rgba(0, 0, 0, 0.28);
}

.page-about .tech-diagram__lane {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  justify-content: center;
}

.page-about .tech-diagram__node {
  font-weight: 700;
  font-size: 15px;
  padding: 8px 14px;
  border: 2px solid;
  background: var(--c-deep);
  min-width: 64px;
  text-align: center;
}

.page-about .tech-diagram__node--green {
  border-color: var(--c-green);
  color: var(--c-green);
}

.page-about .tech-diagram__node--teal {
  border-color: var(--c-teal);
  color: var(--c-teal);
}

.page-about .tech-diagram__node--indigo {
  border-color: var(--c-indigo);
  color: var(--c-indigo);
}

.page-about .tech-diagram__node--orange {
  border-color: var(--c-orange);
  color: var(--c-orange);
}

.page-about .tech-diagram__line {
  width: 28px;
  height: 2px;
  background: var(--c-dim);
  position: relative;
}

.page-about .tech-diagram__line::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid var(--c-dim);
}

.page-about .tech-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

.page-about .tech-card {
  border: 2px solid var(--c-deep-2);
  background: var(--c-deep-2);
  padding: 20px;
  box-shadow: 5px 5px 0 0 rgba(0, 0, 0, 0.28);
  position: relative;
}

.page-about .tech-card::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  width: 12px;
  height: 12px;
  background: var(--c-green);
}

.page-about .tech-card__num {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 32px;
  font-weight: 700;
  color: var(--c-orange);
  line-height: 1.2;
  margin-bottom: 10px;
}

.page-about .tech-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--c-text);
}

.page-about .tech-card p {
  color: var(--c-dim);
  font-size: 16px;
  line-height: 1.6;
  margin: 0;
}

.page-about .coverage-board {
  margin-top: 24px;
  border: 2px solid var(--c-deep-2);
  background: rgba(17, 34, 64, 0.5);
  box-shadow: 6px 6px 0 0 rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.page-about .coverage-board__header {
  padding: 14px 18px;
  border-bottom: 2px solid var(--c-deep-2);
  background: var(--c-deep-2);
}

.page-about .coverage-board__header .legend {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--c-dim);
}

.page-about .legend__key {
  width: 10px;
  height: 10px;
  display: inline-block;
  border-radius: 50%;
}

.page-about .legend__key--green {
  background: var(--c-green);
}

.page-about .legend__key--orange {
  background: var(--c-orange);
}

.page-about .legend__key--teal {
  background: var(--c-teal);
}

.page-about .coverage-board__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .coverage-board__list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px;
  border-bottom: 1px solid rgba(136, 146, 176, 0.25);
}

.page-about .coverage-board__list li:last-child {
  border-bottom: none;
}

.page-about .coverage-board__sport {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-about .coverage-board__sport::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--c-green);
  transform: rotate(45deg);
  flex-shrink: 0;
}

.page-about .coverage-board__detail {
  color: var(--c-dim);
  font-size: 16px;
  line-height: 1.55;
}

.page-about .coverage-board__tag {
  justify-self: start;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border: 1px solid;
}

.page-about .coverage-board__tag--green {
  color: var(--c-green);
  border-color: var(--c-green);
}

.page-about .coverage-board__tag--orange {
  color: var(--c-orange);
  border-color: var(--c-orange);
}

.page-about .coverage-board__tag--teal {
  color: var(--c-teal);
  border-color: var(--c-teal);
}

.page-about .coverage-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 24px;
}

.page-about .coverage-fact {
  border: 1px solid rgba(0, 191, 165, 0.35);
  background: rgba(0, 191, 165, 0.07);
  padding: 16px;
  text-align: center;
}

.page-about .coverage-fact__num {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  color: var(--c-teal);
}

.page-about .coverage-fact__label {
  font-size: 12px;
  color: var(--c-dim);
  margin-top: 4px;
  display: block;
}

.page-about .team-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 24px;
}

.page-about .team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-about .team-card {
  border: 2px solid var(--c-deep-2);
  background: var(--c-deep-2);
  padding: 20px;
  box-shadow: 5px 5px 0 0 rgba(0, 0, 0, 0.28);
}

.page-about .team-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-orange);
  margin-bottom: 8px;
}

.page-about .team-card p {
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-dim);
  margin: 0;
}

.page-about .about-team-figure {
  aspect-ratio: 1 / 1;
  max-width: 440px;
}

.page-about .culture-banner {
  margin-top: 24px;
  border: 2px solid var(--c-deep-2);
  border-left: 6px solid var(--c-orange);
  background: linear-gradient(135deg, rgba(255, 109, 0, 0.12), rgba(17, 34, 64, 0.6));
  padding: 20px 22px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--c-text);
  box-shadow: 5px 5px 0 0 rgba(0, 0, 0, 0.28);
}

.page-about .culture-banner p {
  margin: 0;
}

.page-about .about-cta {
  margin-top: 64px;
  border-top: 4px solid var(--c-deep-2);
  background:
    repeating-linear-gradient(135deg, transparent 0 14px, rgba(0, 230, 118, 0.05) 14px 15px),
    var(--c-deep-2);
  padding: 40px 0;
}

.page-about .about-cta__inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.page-about .about-cta h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  margin: 6px 0 0;
}

.page-about .about-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  will-change: opacity, transform;
}

.page-about [data-reveal][data-revealed="true"] {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-about [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding: 64px 0 80px;
  }

  .page-about .about-hero__rail {
    display: flex;
    position: absolute;
    left: 18px;
    top: 24px;
    bottom: 24px;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    color: var(--c-dim);
    font-family: var(--font-num);
    font-size: 12px;
    letter-spacing: 0.16em;
    writing-mode: vertical-rl;
    text-transform: uppercase;
    z-index: 1;
  }

  .page-about .about-hero__rail-line {
    flex: 1;
    width: 2px;
    background: linear-gradient(180deg, var(--c-green), var(--c-orange));
    position: relative;
  }

  .page-about .about-hero__rail-line::after {
    content: "";
    position: absolute;
    top: 0;
    left: -3px;
    width: 8px;
    height: 8px;
    background: var(--c-orange);
    transform: rotate(45deg);
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(340px, 0.85fr);
    gap: 48px;
    padding-left: 52px;
  }

  .page-about .about-hero__stats {
    align-self: center;
  }

  .page-about .about-section {
    padding: 72px 0 32px;
  }

  .page-about .about-section__grid {
    grid-template-columns: var(--about-rail-w) minmax(0, 1fr);
    gap: 48px;
  }

  .page-about .about-section__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    border-left: none;
    border-top: 4px solid var(--c-green);
    padding-left: 0;
    padding-top: 18px;
    position: sticky;
    top: 92px;
    align-self: start;
  }

  .page-about .section-num {
    font-size: 40px;
  }

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

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

  .page-about .team-layout {
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 28px;
    align-items: start;
  }

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

  .page-about .team-card:last-child {
    grid-column: 1 / -1;
  }

  .page-about .coverage-board__list li {
    grid-template-columns: 120px 1fr auto;
    gap: 18px;
    align-items: center;
    padding: 20px 22px;
  }

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

  .page-about .about-index__list {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-about .about-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}