.page-about {
  --about-line: rgba(170, 182, 207, 0.22);
  --about-line-strong: rgba(170, 182, 207, 0.4);
  background: var(--void);
  color: var(--ice);
}

.page-about .about-top {
  position: relative;
  padding: clamp(16px, 3vw, 28px) 0 clamp(40px, 7vw, 76px);
  background:
    radial-gradient(760px 340px at 88% -12%, rgba(139, 92, 246, 0.3), transparent 70%),
    radial-gradient(620px 300px at 4% 4%, rgba(255, 106, 0, 0.16), transparent 72%),
    linear-gradient(178deg, var(--void) 0%, var(--panel) 100%);
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-hero {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-about .about-hero-copy h1 {
  margin: 10px 0 0;
  font-size: clamp(28px, 5.4vw, 48px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-shadow: 0 0 26px rgba(255, 106, 0, 0.22);
}

.page-about .about-hero-copy .lede {
  margin: 16px 0 0;
  max-width: 62ch;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
}

.page-about .hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .hero-facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-right: 22px;
  border-right: 1px solid var(--about-line);
}

.page-about .hero-facts li:last-child {
  border-right: 0;
  padding-right: 0;
}

.page-about .hero-fact-num {
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
}

.page-about .hero-fact-label {
  font-size: 13px;
  color: var(--mist);
}

.page-about .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.page-about .about-hero-media {
  position: relative;
  border: 1px solid var(--about-line-strong);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: linear-gradient(150deg, var(--panel-hi), var(--void));
  box-shadow: 0 26px 64px rgba(4, 10, 22, 0.6);
}

.page-about .about-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, transparent 46%, rgba(255, 106, 0, 0.18) 100%);
  pointer-events: none;
}

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

.page-about .about-body {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  padding-top: clamp(32px, 5vw, 64px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-about .about-index {
  border-top: 2px solid var(--orange);
  padding-top: 14px;
}

.page-about .index-label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--mist);
}

.page-about .index-list {
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .index-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.22s var(--ease), background 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-about .index-link .idx {
  font-size: 12px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.page-about .index-link:hover,
.page-about .index-link:focus-visible {
  color: var(--ice);
  background: var(--panel-hi);
  border-left-color: var(--orange);
}

.page-about .index-note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-about .index-note a {
  color: var(--orange-soft);
}

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

.page-about .about-block {
  padding: clamp(24px, 4vw, 40px) 0;
  border-top: 1px solid var(--about-line);
}

.page-about .about-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .about-block:target {
  border-top-color: var(--orange);
}

.page-about .about-block-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.page-about .about-num {
  flex: none;
  padding-top: 6px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--orange);
}

.page-about .about-block-head .section-title {
  margin: 0;
  font-size: clamp(21px, 3vw, 29px);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-about .about-kicker {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-about .about-prose p,
.page-about .about-lead {
  margin: 0 0 14px;
  color: var(--mist);
  font-size: clamp(15px, 1.5vw, 16.5px);
  line-height: 1.85;
}

.page-about .about-prose p:last-child {
  margin-bottom: 0;
}

.page-about .about-lead {
  max-width: 68ch;
}

.page-about .about-lead--tail {
  margin-top: 22px;
  margin-bottom: 0;
}

.page-about .about-prose a,
.page-about .about-lead a,
.page-about .eco-tail a {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-about .about-facts {
  display: grid;
  gap: 1px;
  margin: 22px 0 0;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-about .about-facts > div {
  padding: 15px 18px;
  background: var(--panel);
}

.page-about .about-facts dt {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-about .about-facts dd {
  margin: 7px 0 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ice);
}

.page-about .team-figure,
.page-about .eco-figure {
  margin: 4px 0 20px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: linear-gradient(160deg, var(--panel-hi), var(--void));
}

.page-about .team-grid {
  display: grid;
  gap: 12px;
}

.page-about .team-card {
  padding: 18px 18px 20px;
  border: 1px solid var(--about-line);
  border-radius: var(--radius-m);
  background: linear-gradient(165deg, var(--panel) 0%, rgba(16, 43, 92, 0.55) 100%);
  transition: transform 0.26s var(--ease), border-color 0.26s var(--ease), background 0.26s var(--ease);
}

.page-about .team-card:hover,
.page-about .team-card:focus-within {
  transform: translateY(-3px);
  border-color: rgba(255, 106, 0, 0.55);
  background: var(--panel-hi);
}

.page-about .team-tag {
  margin: 0;
  padding: 4px 9px;
  display: inline-block;
  border: 1px solid rgba(139, 92, 246, 0.6);
  border-radius: 999px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ice);
}

.page-about .team-card h3 {
  margin: 12px 0 8px;
  font-size: 16.5px;
  line-height: 1.4;
  font-weight: 800;
  color: var(--ice);
}

.page-about .team-duty {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  transition: color 0.26s var(--ease);
}

.page-about .team-card:hover .team-duty {
  color: var(--ice);
}

.page-about .timeline {
  position: relative;
  margin: 22px 0 0;
  padding: 0 0 0 30px;
  list-style: none;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--orange), var(--violet) 58%, rgba(170, 182, 207, 0.14));
}

.page-about .tl-item {
  position: relative;
  margin-bottom: 12px;
}

.page-about .tl-item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--void);
  border: 2px solid var(--orange);
}

.page-about .tl-item--current::before {
  background: var(--orange);
  box-shadow: 0 0 12px rgba(255, 106, 0, 0.75);
}

.page-about .expander {
  border: 1px solid var(--about-line);
  border-radius: var(--radius-m);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-about .expander:hover {
  border-color: var(--about-line-strong);
}

.page-about .expander-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border: 0;
  background: transparent;
  color: var(--ice);
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
}

.page-about .expander-trigger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-about .expander-trigger[aria-expanded="true"] {
  color: var(--orange-soft);
}

.page-about .expander-trigger[aria-expanded="true"] .expander-sign {
  transform: rotate(45deg);
  color: var(--orange);
}

.page-about .expander-sign {
  flex: none;
  color: var(--mist);
  transition: transform 0.24s var(--ease), color 0.24s var(--ease);
}

.page-about .expander-panel {
  padding: 0 16px 16px;
}

.page-about .expander-panel p {
  margin: 0;
  padding-top: 4px;
  border-top: 1px solid var(--about-line);
  padding-top: 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-about .eco-flow {
  display: grid;
  gap: 10px;
}

.page-about .eco-step {
  background: rgba(16, 43, 92, 0.5);
}

.page-about .eco-tail {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-about .scale-strip {
  display: grid;
  gap: 1px;
  margin: 20px 0 0;
  background: var(--about-line);
  border: 1px solid var(--about-line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-about .scale-cell {
  padding: 18px 18px 20px;
  background: linear-gradient(170deg, var(--panel) 0%, rgba(11, 34, 72, 0.72) 100%);
}

.page-about .scale-num {
  margin: 0;
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--orange);
}

.page-about .scale-label {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--mist);
}

.page-about .rhythm-list {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-about .rhythm-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 13px 0;
  border-bottom: 1px solid var(--about-line);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .rhythm-list li:last-child {
  border-bottom: 0;
}

.page-about .rhythm-key {
  flex: none;
  min-width: 46px;
  font-weight: 800;
  color: var(--ice);
}

.page-about .about-cta {
  margin-top: clamp(20px, 4vw, 36px);
  padding: clamp(24px, 4vw, 40px);
  border-radius: var(--radius-l);
  border: 1px solid rgba(255, 106, 0, 0.35);
  background:
    radial-gradient(520px 220px at 92% 0%, rgba(139, 92, 246, 0.34), transparent 70%),
    linear-gradient(140deg, var(--panel-hi) 0%, var(--void) 100%);
}

.page-about .about-cta h2 {
  margin: 0;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.3;
  font-weight: 800;
}

.page-about .about-cta-copy p {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-about .about-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

@media (min-width: 640px) {
  .page-about .about-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .team-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .scale-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }

  .page-about .about-hero-media {
    align-self: stretch;
  }

  .page-about .about-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-about .about-index {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }

  .page-about .about-block {
    padding: clamp(30px, 3.4vw, 44px) 0;
  }

  .page-about .about-block:first-child {
    padding-top: 4px;
  }

  .page-about .timeline {
    padding-left: 34px;
  }

  .page-about .tl-item::before {
    left: -29px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .team-card,
  .page-about .expander,
  .page-about .expander-sign,
  .page-about .index-link {
    transition: none;
  }

  .page-about .team-card:hover,
  .page-about .team-card:focus-within {
    transform: none;
  }
}