.page-about {
  --about-soft: rgba(240, 244, 255, 0.88);
  --about-quiet: var(--color-text-secondary);
  overflow-x: hidden;
}

.page-about .section-band {
  position: relative;
}

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

.page-about .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-about .breadcrumb__item {
  display: flex;
  align-items: center;
  color: var(--color-text-secondary);
}

.page-about .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--color-border-line);
}

.page-about .breadcrumb__link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

.page-about .breadcrumb__link:hover {
  color: var(--color-accent-green);
}

.page-about .breadcrumb__item[aria-current="page"] {
  color: var(--color-text-primary);
}

.page-about .section-label__text {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-text-primary);
}

.page-about .about-hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border-line);
}

.page-about .about-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-about .about-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.page-about .about-hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(80deg, rgba(11, 30, 58, 0.97) 0%, rgba(11, 30, 58, 0.82) 42%, rgba(11, 30, 58, 0.45) 100%),
    linear-gradient(0deg, rgba(8, 21, 40, 0.96) 0%, rgba(11, 30, 58, 0.25) 55%, rgba(8, 21, 40, 0.8) 100%);
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 56px;
  padding-bottom: 72px;
}

.page-about .about-hero .breadcrumb {
  margin-bottom: 36px;
}

.page-about .about-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--color-accent-green);
  border: 1px solid rgba(0, 230, 118, 0.35);
  background: rgba(16, 38, 74, 0.65);
  border-radius: 999px;
  padding: 7px 14px;
  margin-bottom: 28px;
  backdrop-filter: blur(4px);
}

.page-about .about-hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-orange);
  box-shadow: 0 0 0 4px rgba(255, 109, 0, 0.18);
}

.page-about .about-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(30px, 8vw, 68px);
  line-height: 1.1;
  margin: 0 0 24px;
}

.page-about .about-hero__title-main {
  color: var(--color-text-primary);
}

.page-about .about-hero__title-line {
  display: inline-block;
  color: var(--color-accent-orange);
  margin: 0 10px;
}

.page-about .about-hero__title-sub {
  display: block;
  font-size: clamp(14px, 3.4vw, 24px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--color-text-secondary);
  margin-top: 10px;
  max-width: 28em;
}

.page-about .about-hero__lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text-secondary);
  max-width: 54ch;
  margin-bottom: 32px;
}

.page-about .about-hero__index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.page-about .about-hero__index-item {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--color-text-primary);
  text-decoration: none;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration) var(--ease), color var(--duration) var(--ease);
}

.page-about .about-hero__index-item:hover {
  color: var(--color-accent-green);
  border-bottom-color: var(--color-accent-green);
}

.page-about .about-hero__scroll {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-secondary);
}

.page-about .about-hero__scroll-text {
  letter-spacing: 0.08em;
}

.page-about .about-hero__scroll-line {
  width: 42px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent-green));
}

.page-about .about-intro {
  padding: 80px 0 64px;
  background:
    linear-gradient(rgba(30, 58, 95, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 58, 95, 0.12) 1px, transparent 1px);
  background-size: 26px 26px;
}

.page-about .about-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-top: 44px;
}

.page-about .about-intro__title {
  font-family: var(--font-heading);
  font-size: 27px;
  line-height: 1.25;
  margin: 0 0 16px;
}

.page-about .about-intro__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--about-soft);
  margin-bottom: 14px;
}

.page-about .about-intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .about-intro__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-about .about-intro__stat {
  position: relative;
  background: linear-gradient(145deg, rgba(16, 38, 74, 0.92), rgba(16, 38, 74, 0.55));
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  overflow: hidden;
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

.page-about .about-intro__stat:hover {
  border-color: rgba(0, 230, 118, 0.45);
  transform: translateY(-2px);
}

.page-about .about-intro__stat::after {
  content: "";
  position: absolute;
  right: -12px;
  bottom: -12px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 230, 118, 0.12), transparent 70%);
  pointer-events: none;
}

.page-about .about-intro__stat .stat-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-green);
  margin-bottom: 8px;
}

.page-about .about-intro__stat .stat-label {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.page-about .about-intro__stat-suffix {
  font-size: 20px;
  color: var(--color-accent-orange);
}

.page-about .about-timeline {
  padding: 80px 0 64px;
}

.page-about .about-timeline__track {
  position: relative;
  margin-top: 44px;
}

.page-about .about-timeline__track::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--color-accent-green) 0%, rgba(0, 230, 118, 0.6) 45%, rgba(255, 109, 0, 0.5) 100%);
}

.page-about .timeline-item {
  position: relative;
  padding-left: 28px;
  margin-bottom: 40px;
}

.page-about .timeline-item:last-child {
  margin-bottom: 0;
}

.page-about .timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent-orange);
  border: 3px solid var(--color-primary-bg);
  box-shadow: 0 0 0 2px var(--color-accent-orange), 0 0 16px rgba(255, 109, 0, 0.35);
  z-index: 1;
}

.page-about .timeline-item__year {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent-green);
  margin-bottom: 12px;
}

.page-about .timeline-item__card {
  position: relative;
  background: linear-gradient(145deg, rgba(16, 38, 74, 0.94), rgba(16, 38, 74, 0.68));
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow:
    4px 4px 0 rgba(0, 230, 118, 0.06),
    8px 8px 0 rgba(0, 0, 0, 0.22);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.page-about .timeline-item__card:hover {
  border-color: rgba(0, 230, 118, 0.4);
  transform: translate(-2px, -2px);
  box-shadow:
    6px 6px 0 rgba(0, 230, 118, 0.1),
    12px 12px 0 rgba(0, 0, 0, 0.25);
}

.page-about .timeline-item__number {
  position: absolute;
  top: 10px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  color: rgba(240, 244, 255, 0.08);
  user-select: none;
  pointer-events: none;
}

.page-about .timeline-item__title {
  font-family: var(--font-heading);
  font-size: 21px;
  line-height: 1.25;
  margin: 0 0 10px;
}

.page-about .timeline-item__text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 14px;
}

.page-about .timeline-item__detail {
  border-top: 1px dashed var(--color-border-line);
  padding-top: 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.page-about .timeline-item__detail summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--color-accent-orange);
  user-select: none;
}

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

.page-about .timeline-item__detail summary::after {
  content: "+";
  margin-left: 6px;
  font-weight: 700;
}

.page-about .timeline-item__detail[open] summary {
  color: var(--color-accent-green);
  margin-bottom: 8px;
}

.page-about .timeline-item__detail[open] summary::after {
  content: "−";
}

.page-about .about-timeline__visual {
  position: relative;
  margin-top: 48px;
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-about .about-timeline__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-timeline__caption {
  position: absolute;
  left: 14px;
  bottom: 14px;
  max-width: calc(100% - 28px);
  margin: 0;
  padding: 8px 12px;
  background: rgba(8, 21, 40, 0.82);
  border: 1px solid var(--color-border-line);
  border-left: 3px solid var(--color-accent-orange);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-primary);
}

.page-about .about-team {
  padding: 80px 0 64px;
}

.page-about .about-team__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-top: 44px;
}

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

.page-about .about-team__img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-line);
}

.page-about .about-team__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-team__location {
  position: absolute;
  right: 16px;
  bottom: -20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--color-deep-bg);
  border: 1px solid var(--color-border-line);
  border-left: 3px solid var(--color-accent-orange);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}

.page-about .about-team__location-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-orange);
}

.page-about .about-team__location-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.page-about .about-team__title {
  font-family: var(--font-heading);
  font-size: 27px;
  line-height: 1.25;
  margin: 0 0 14px;
}

.page-about .about-team__lead {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0 0 24px;
}

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

.page-about .about-team__role {
  position: relative;
  display: grid;
  gap: 4px;
  padding: 16px 16px 16px 20px;
  background: rgba(16, 38, 74, 0.55);
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-md);
  transition: border-color var(--duration) var(--ease), background var(--duration) var(--ease);
}

.page-about .about-team__role:hover {
  border-color: rgba(0, 230, 118, 0.38);
  background: rgba(16, 38, 74, 0.8);
}

.page-about .about-team__role::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 2px;
  background: var(--color-accent-green);
}

.page-about .about-team__role--product::before {
  background: var(--color-accent-orange);
}

.page-about .about-team__role--support::before {
  background: var(--color-warning);
}

.page-about .about-team__role-name {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.page-about .about-team__role-desc {
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.page-about .about-legacy {
  padding: 80px 0 64px;
  background: linear-gradient(180deg, var(--color-deep-bg) 0%, var(--color-primary-bg) 100%);
}

.page-about .about-legacy__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 44px;
}

.page-about .about-legacy__title {
  font-family: var(--font-heading);
  font-size: 28px;
  line-height: 1.25;
  margin: 0 0 14px;
}

.page-about .about-legacy__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--about-soft);
  margin-bottom: 20px;
}

.page-about .about-legacy__list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-legacy__list li {
  position: relative;
  padding-left: 26px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.page-about .about-legacy__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent-green);
  box-shadow: 0 0 0 4px rgba(0, 230, 118, 0.12);
}

.page-about .about-legacy__aside {
  position: relative;
  padding: 28px 24px 32px;
  background: linear-gradient(145deg, rgba(16, 38, 74, 0.85), rgba(8, 21, 40, 0.6));
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-lg);
}

.page-about .about-legacy__aside::after {
  content: "";
  position: absolute;
  right: -10px;
  bottom: -10px;
  width: 70px;
  height: 70px;
  border-right: 2px solid var(--color-accent-orange);
  border-bottom: 2px solid var(--color-accent-orange);
  border-radius: 0 0 var(--radius-md) 0;
  opacity: 0.55;
  pointer-events: none;
}

.page-about .about-legacy__aside-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-accent-orange);
  border: 1px solid rgba(255, 109, 0, 0.38);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 16px;
}

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

.page-about .about-license {
  padding: 80px 0 96px;
}

.page-about .about-license__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 44px;
  padding: 32px 24px;
  background:
    radial-gradient(circle at 18% 12%, rgba(0, 230, 118, 0.08), transparent 42%),
    radial-gradient(circle at 82% 88%, rgba(255, 109, 0, 0.08), transparent 46%),
    linear-gradient(145deg, rgba(16, 38, 74, 0.9), rgba(8, 21, 40, 0.86));
  border: 1px solid var(--color-border-line);
  border-radius: var(--radius-lg);
}

.page-about .about-license__badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--color-accent-green);
  border: 1px solid rgba(0, 230, 118, 0.38);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 14px;
}

.page-about .about-license__title {
  font-family: var(--font-heading);
  font-size: 26px;
  line-height: 1.25;
  margin: 0 0 14px;
}

.page-about .about-license__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-secondary);
  max-width: 58ch;
  margin: 0;
}

.page-about .about-license__icp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  background: rgba(11, 30, 58, 0.88);
  border: 1px dashed var(--color-border-line);
  border-radius: var(--radius-md);
  padding: 18px 20px;
}

.page-about .about-license__icp-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.page-about .about-license__icp-value {
  font-family: var(--font-mono);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-accent-green);
  white-space: nowrap;
}

.page-about .about-license__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 768px) {
  .page-about .about-hero__inner {
    padding-top: 72px;
    padding-bottom: 88px;
  }

  .page-about .about-hero__title {
    font-size: clamp(46px, 6.4vw, 72px);
    max-width: 16em;
  }

  .page-about .about-hero__lead {
    font-size: 17px;
    margin-bottom: 36px;
  }

  .page-about .about-hero__index {
    gap: 10px 28px;
  }

  .page-about .about-hero__scroll {
    right: 48px;
    bottom: 32px;
  }

  .page-about .about-intro,
  .page-about .about-timeline,
  .page-about .about-team,
  .page-about .about-legacy,
  .page-about .about-license {
    padding-top: 96px;
    padding-bottom: 88px;
  }

  .page-about .about-intro__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: center;
  }

  .page-about .about-timeline__track {
    max-width: 680px;
  }

  .page-about .timeline-item {
    padding-left: 40px;
  }

  .page-about .timeline-item__year {
    font-size: 36px;
  }

  .page-about .timeline-item__card {
    padding: 24px 28px;
  }

  .page-about .about-team__layout {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: center;
  }

  .page-about .about-team__title {
    font-size: 30px;
  }

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

  .page-about .about-legacy__grid {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
    align-items: start;
  }

  .page-about .about-license__panel {
    grid-template-columns: 1.25fr 1fr;
    gap: 28px 40px;
    padding: 40px;
  }

  .page-about .about-license__actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero__title {
    font-size: clamp(50px, 6.8vw, 76px);
  }

  .page-about .about-intro__stats {
    gap: 16px;
  }

  .page-about .about-timeline__track {
    max-width: 720px;
  }
}