.page-about {
  background:
    radial-gradient(1200px 500px at 90% -2%, rgba(0, 168, 255, 0.09), transparent 60%),
    radial-gradient(900px 400px at 8% 32%, rgba(123, 97, 255, 0.07), transparent 50%),
    var(--c-deep);
  color: var(--c-text);
  font-family: var(--f-body);
  line-height: 1.6;
}

.page-about .container {
  max-width: calc(var(--content-max) - 40px);
  margin: 0 auto;
  padding: 0 20px;
}

.page-about .about-hero__crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(224, 247, 255, 0.55);
  margin-bottom: 28px;
}

.page-about .about-hero__crumb a {
  color: var(--c-text);
  text-decoration: none;
  transition: color var(--time) ease;
}

.page-about .about-hero__crumb a:hover {
  color: var(--c-electric);
}

.page-about .breadcrumb__sep {
  color: rgba(224, 247, 255, 0.3);
}

.page-about .about-hero {
  position: relative;
  padding: 48px 0 40px;
  overflow: hidden;
}

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

.page-about .about-hero__content::before {
  content: "01";
  position: absolute;
  top: -20px;
  right: -10px;
  font-family: var(--f-mono);
  font-size: 180px;
  font-weight: 700;
  line-height: 1;
  color: rgba(0, 168, 255, 0.06);
  pointer-events: none;
  z-index: -1;
}

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

.page-about .about-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.page-about .about-hero__idx {
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--c-neon);
  letter-spacing: 0.1em;
}

.page-about .about-hero__keyword {
  font-size: 13px;
  letter-spacing: 0.3em;
  color: rgba(224, 247, 255, 0.7);
}

.page-about .about-hero__content h1 {
  font-family: var(--f-head);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(54px, 9vw, 104px);
  line-height: 0.95;
  color: var(--c-ice);
  margin: 0 0 18px;
  letter-spacing: 0.02em;
  text-shadow: 0 0 60px rgba(0, 168, 255, 0.18);
}

.page-about .about-hero__lead {
  font-family: var(--f-head);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(18px, 2.2vw, 26px);
  line-height: 1.35;
  color: var(--c-text);
  margin: 0 0 18px;
}

.page-about .about-hero__desc {
  font-size: 16px;
  color: rgba(240, 244, 248, 0.78);
  max-width: 540px;
  margin-bottom: 20px;
}

.page-about .about-hero__tagline {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--c-electric);
  text-transform: uppercase;
  border-top: 1px solid rgba(0, 168, 255, 0.25);
  padding-top: 14px;
  display: inline-block;
}

.page-about .about-hero__visual {
  margin-top: 40px;
  position: relative;
}

.page-about .about-hero__figure {
  margin: 0;
  background: linear-gradient(145deg, rgba(0, 168, 255, 0.14), rgba(123, 97, 255, 0.08));
  border: 1px solid rgba(0, 168, 255, 0.28);
  padding: 14px;
}

.page-about .about-hero__figure::after {
  content: "";
  position: absolute;
  top: 10px;
  right: 10px;
  width: 14px;
  height: 14px;
  border-top: 2px solid var(--c-neon);
  border-right: 2px solid var(--c-neon);
}

.page-about .about-hero__figure img {
  width: 100%;
  height: auto;
  display: block;
}

.page-about .about-hero__figure figcaption {
  font-size: 12px;
  color: rgba(224, 247, 255, 0.55);
  padding: 12px 4px 4px;
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.page-about .about-hero__stat {
  background: var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-top: 2px solid var(--c-electric);
  padding: 14px 10px;
  text-align: center;
  transition: border-color var(--time) ease, transform var(--time) ease;
}

.page-about .about-hero__stat:hover {
  border-color: rgba(0, 168, 255, 0.55);
  transform: translateY(-2px);
}

.page-about .about-hero__stat-num {
  display: block;
  font-family: var(--f-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--c-ice);
  line-height: 1.2;
}

.page-about .about-hero__stat-label {
  display: block;
  font-size: 12px;
  color: rgba(240, 244, 248, 0.5);
  margin-top: 6px;
}

.page-about .about-milestones {
  padding: 64px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(26, 34, 51, 0.4) 50%, transparent 100%);
}

.page-about .about-milestones__head {
  margin-bottom: 48px;
}

.page-about .about-milestones__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-about .about-milestones__idx,
.page-about .about-tech__idx,
.page-about .about-team__idx,
.page-about .about-eco__idx {
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--c-neon);
  letter-spacing: 0.1em;
}

.page-about .about-milestones__label,
.page-about .about-tech__label,
.page-about .about-team__label,
.page-about .about-eco__label {
  font-size: 13px;
  letter-spacing: 0.3em;
  color: rgba(224, 247, 255, 0.7);
}

.page-about .about-milestones__head h2,
.page-about .about-tech__head h2,
.page-about .about-team__head h2,
.page-about .about-eco__head h2,
.page-about .about-next h2 {
  font-family: var(--f-head);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.05;
  color: var(--c-ice);
  margin: 0 0 14px;
}

.page-about .about-milestones__intro {
  font-size: 16px;
  color: rgba(240, 244, 248, 0.72);
  max-width: 560px;
}

.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 28px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--c-electric), var(--c-violet), var(--c-neon));
}

.page-about .about-timeline__item {
  position: relative;
  margin: 0 0 28px;
  padding: 0;
}

.page-about .about-timeline__item::after {
  content: "";
  position: absolute;
  left: -31px;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-electric);
  box-shadow: 0 0 0 4px rgba(0, 168, 255, 0.15), 0 0 20px rgba(0, 168, 255, 0.35);
}

.page-about .about-timeline__item--now::after {
  background: var(--c-neon);
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.16), 0 0 24px rgba(57, 255, 20, 0.45);
}

.page-about .about-timeline__year {
  display: block;
  font-family: var(--f-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-ice);
  line-height: 1.2;
  margin-bottom: 8px;
}

.page-about .about-timeline__body {
  background: var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-left: 3px solid var(--c-electric);
  border-radius: var(--radius);
  padding: 20px 20px 18px;
  transition: border-color var(--time) ease, transform var(--time) ease, box-shadow var(--time) ease;
}

.page-about .about-timeline__item:hover .about-timeline__body {
  border-color: rgba(0, 168, 255, 0.55);
  border-left-color: var(--c-neon);
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35);
}

.page-about .about-timeline__body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0 0 6px;
}

.page-about .about-timeline__body p {
  font-size: 14px;
  color: rgba(240, 244, 248, 0.68);
  margin: 0;
}

.page-about .about-timeline__note {
  margin-top: 16px;
  font-size: 13px;
  color: rgba(224, 247, 255, 0.6);
  border-top: 1px solid rgba(0, 168, 255, 0.2);
  padding-top: 18px;
  max-width: 720px;
}

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

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

.page-about .about-tech__eyebrow,
.page-about .about-team__eyebrow,
.page-about .about-eco__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-about .about-tech__sub,
.page-about .about-team__sub,
.page-about .about-eco__sub {
  font-size: 16px;
  color: rgba(240, 244, 248, 0.72);
  max-width: 560px;
}

.page-about .about-tech__note {
  display: inline-block;
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-neon);
  background: rgba(57, 255, 20, 0.08);
  border: 1px solid rgba(57, 255, 20, 0.25);
  padding: 6px 12px;
  margin-top: 16px;
}

.page-about .about-tech__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

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

.page-about .about-tech__card {
  background: var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.18);
  border-left: 4px solid var(--c-electric);
  border-radius: var(--radius);
  padding: 24px 22px;
  transition: border-color var(--time) ease, transform var(--time) ease, box-shadow var(--time) ease;
}

.page-about .about-tech__card:hover {
  border-color: rgba(0, 168, 255, 0.5);
  border-left-color: var(--c-neon);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.page-about .about-tech__card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
  margin: 0 0 8px;
}

.page-about .about-tech__card p {
  font-size: 14px;
  color: rgba(240, 244, 248, 0.68);
  margin: 0 0 14px;
}

.page-about .about-tech__metric {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid rgba(0, 168, 255, 0.18);
}

.page-about .about-tech__metric::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-neon);
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.5);
  align-self: center;
  flex: 0 0 auto;
}

.page-about .about-tech__metric-num {
  font-family: var(--f-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-neon);
  line-height: 1.2;
  transition: text-shadow var(--time) ease;
}

.page-about .about-tech__card:hover .about-tech__metric-num {
  text-shadow: 0 0 20px rgba(57, 255, 20, 0.35);
}

.page-about .about-tech__metric-label {
  font-size: 12px;
  color: rgba(224, 247, 255, 0.6);
}

.page-about .about-tech__visual {
  margin: 0;
  background: linear-gradient(145deg, rgba(26, 34, 51, 0.8), rgba(0, 168, 255, 0.08));
  border: 1px solid rgba(0, 168, 255, 0.2);
  border-radius: var(--radius);
  padding: 12px;
}

.page-about .about-tech__visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  display: block;
}

.page-about .about-tech__visual figcaption,
.page-about .about-team__visual figcaption {
  font-size: 12px;
  color: rgba(224, 247, 255, 0.6);
  padding: 12px 4px 4px;
}

.page-about .about-team {
  padding: 64px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(26, 34, 51, 0.5) 100%);
}

.page-about .about-team__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

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

.page-about .about-team__barem {
  background: var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-radius: var(--radius);
  padding: 16px 20px 18px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--time) ease, transform var(--time) ease;
}

.page-about .about-team__barem::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--c-electric);
  box-shadow: 0 0 16px rgba(0, 168, 255, 0.5);
}

.page-about .about-team__barem::after {
  content: "";
  display: block;
  height: 4px;
  margin-top: 12px;
  background: linear-gradient(90deg, var(--c-electric), var(--c-neon));
  border-radius: 2px;
  transform-origin: left center;
  transition: transform var(--time) var(--ease), opacity var(--time) ease;
}

.page-about .about-team__barem:nth-child(1)::after { width: 40%; }
.page-about .about-team__barem:nth-child(2)::after { width: 25%; }
.page-about .about-team__barem:nth-child(3)::after { width: 20%; }
.page-about .about-team__barem:nth-child(4)::after { width: 15%; }

.page-about .about-team__barem:hover {
  border-color: rgba(0, 168, 255, 0.5);
  transform: translateY(-2px);
}

.page-about .about-team__barem:hover::after {
  transform: scaleX(1.08);
  opacity: 0.9;
}

.page-about .about-team__pct {
  font-family: var(--f-mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--c-ice);
  display: block;
  line-height: 1.2;
}

.page-about .about-team__part {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
  margin-top: 4px;
}

.page-about .about-team__hint {
  display: block;
  font-size: 12px;
  color: rgba(240, 244, 248, 0.46);
  margin-top: 4px;
  transition: color var(--time) ease;
}

.page-about .about-team__barem:hover .about-team__hint {
  color: var(--c-ice);
}

.page-about .about-team__visual {
  margin: 0;
  background: linear-gradient(145deg, rgba(123, 97, 255, 0.12), transparent);
  border: 1px solid rgba(123, 97, 255, 0.25);
  border-radius: var(--radius);
  padding: 12px;
}

.page-about .about-team__visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 5;
  object-fit: cover;
  display: block;
}

.page-about .about-eco {
  padding: 64px 0 72px;
}

.page-about .about-eco__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 36px;
}

.page-about .about-eco__card {
  background: linear-gradient(160deg, var(--c-night), rgba(26, 34, 51, 0.7));
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition: border-color var(--time) ease, transform var(--time) ease;
}

.page-about .about-eco__card:hover {
  border-color: rgba(0, 168, 255, 0.5);
  transform: translateY(-3px);
}

.page-about .about-eco__num {
  font-family: var(--f-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-neon);
  letter-spacing: 0.08em;
}

.page-about .about-eco__card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--c-text);
  margin: 12px 0 8px;
}

.page-about .about-eco__card p {
  font-size: 14px;
  color: rgba(240, 244, 248, 0.66);
  margin: 0;
}

.page-about .about-next {
  padding: 24px 0 72px;
}

.page-about .about-next__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}

.page-about .about-next__card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--c-night);
  border: 1px solid rgba(0, 168, 255, 0.15);
  border-radius: var(--radius);
  padding: 26px 24px;
  text-decoration: none;
  transition: border-color var(--time) ease, transform var(--time) ease, box-shadow var(--time) ease;
}

.page-about .about-next__card:hover {
  border-color: rgba(0, 168, 255, 0.55);
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.page-about .about-next__tag {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-electric);
}

.page-about .about-next__title {
  font-family: var(--f-head);
  font-style: italic;
  font-weight: 900;
  font-size: 24px;
  color: var(--c-ice);
  line-height: 1.3;
}

.page-about .about-next__desc {
  font-size: 14px;
  color: rgba(240, 244, 248, 0.68);
}

@media (min-width: 960px) {
  .page-about .container {
    padding: 0 32px;
  }

  .page-about .about-hero {
    padding: 64px 0 56px;
  }

  .page-about .about-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
    align-items: center;
  }

  .page-about .about-hero__visual {
    margin-top: 0;
    padding-right: 0;
  }

  .page-about .about-hero__content::before {
    font-size: 260px;
    right: -40px;
  }

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

  .page-about .about-milestones__head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: end;
    margin-bottom: 56px;
  }

  .page-about .about-timeline {
    padding: 0;
  }

  .page-about .about-timeline::before {
    left: 50%;
    margin-left: -1px;
  }

  .page-about .about-timeline__item {
    width: 50%;
    padding-right: 48px;
    text-align: right;
    margin: 0 0 32px;
  }

  .page-about .about-timeline__item:nth-child(even) {
    margin-left: 50%;
    padding-right: 0;
    padding-left: 48px;
    text-align: left;
  }

  .page-about .about-timeline__item::after {
    left: auto;
    right: -7px;
    top: 18px;
  }

  .page-about .about-timeline__item:nth-child(even)::after {
    right: auto;
    left: -7px;
  }

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

  .page-about .about-timeline__body {
    padding: 24px 24px 20px;
  }

  .page-about .about-timeline__note {
    margin-top: 40px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

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

  .page-about .about-tech__head {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: end;
    margin-bottom: 40px;
  }

  .page-about .about-tech__note {
    justify-self: start;
  }

  .page-about .about-tech__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 48px;
  }

  .page-about .about-tech__stack {
    gap: 20px;
  }

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

  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 56px;
  }

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

  .page-about .about-eco {
    padding: 80px 0 88px;
  }

  .page-about .about-eco__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 44px;
  }

  .page-about .about-next {
    padding: 24px 0 88px;
  }

  .page-about .about-next__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}