.page-about {
  --about-glow-cyan: rgba(0, 229, 255, 0.16);
  --about-glow-orange: rgba(255, 106, 26, 0.12);
  --about-hair: rgba(36, 66, 95, 0.7);
  background: var(--navy-900);
  color: var(--text);
}

.page-about .about-hero {
  padding: clamp(20px, 3vw, 36px) 0 clamp(36px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 88% -12%, var(--about-glow-cyan), transparent 62%),
    radial-gradient(90% 70% at 2% 0%, var(--about-glow-orange), transparent 58%),
    var(--navy-900);
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(22px, 4vw, 52px);
  margin-top: clamp(16px, 3vw, 28px);
}

.page-about .about-hero__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(2rem, 6.6vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
  text-wrap: balance;
}

.page-about .about-hero__lede {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 48ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-about .about-hero__aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.page-about .about-vert {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--muted-dim);
}

.page-about .about-jump {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 12px;
}

.page-about .about-jump__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--about-hair);
  color: var(--silver);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .about-jump__link .num {
  font-size: 11px;
  color: var(--cyan);
  opacity: 0.8;
}

.page-about .about-jump__link:hover,
.page-about .about-jump__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-about .about-stats {
  list-style: none;
  margin: clamp(28px, 4vw, 46px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .about-stats li {
  padding: 16px 12px 18px;
  border-top: 1px solid var(--line);
}

.page-about .about-stats li:nth-child(-n + 2) {
  border-top: 0;
}

.page-about .about-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.02em;
}

.page-about .about-stat__unit {
  margin-left: 2px;
  font-size: 0.5em;
  color: var(--cyan);
}

.page-about .about-stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted-dim);
}

.page-about .about-sec {
  padding: clamp(44px, 6.5vw, 92px) 0;
  border-bottom: 1px solid var(--about-hair);
  transition: background 0.4s ease;
}

.page-about .about-sec--alt {
  background: var(--navy-800);
}

.page-about .about-sec.is-current {
  background-image: linear-gradient(90deg, rgba(0, 229, 255, 0.055), transparent 62%);
}

.page-about .about-sec__grid {
  display: grid;
  gap: clamp(18px, 3.5vw, 48px);
}

.page-about .about-sec__side {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-about .about-bignum {
  font-family: var(--font-mono);
  font-size: clamp(2.6rem, 8vw, 5.6rem);
  font-weight: 700;
  line-height: 0.8;
  letter-spacing: -0.05em;
  color: rgba(0, 229, 255, 0.14);
  -webkit-text-stroke: 1.4px rgba(0, 229, 255, 0.6);
}

.page-about .about-sec__head {
  max-width: 62ch;
  margin-bottom: clamp(24px, 3.5vw, 40px);
}

.page-about .about-sec__head--wide {
  max-width: 72ch;
}

.page-about .about-sec__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.45rem, 3.4vw, 2.4rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--white);
  text-wrap: balance;
}

.page-about .about-sec__lead {
  margin: 14px 0 0;
  font-size: clamp(0.95rem, 1.4vw, 1.05rem);
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-prose {
  margin-top: clamp(14px, 2vw, 22px);
  max-width: 64ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-prose p {
  margin: 0 0 1em;
}

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

.page-about .about-pillars {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .about-pillar {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(13, 29, 48, 0.72);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius);
}

.page-about .about-pillar__k {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-about .about-pillar__v {
  font-size: 14px;
  line-height: 1.7;
  color: var(--silver);
}

.page-about .about-flow-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 44px);
}

.page-about .about-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--navy-900);
  padding: 8px;
  border-radius: var(--radius);
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  border-radius: 1px;
}

.page-about .about-figure--tall img {
  aspect-ratio: 3 / 2;
}

.page-about .about-figure__cap {
  padding: 10px 4px 4px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted-dim);
}

.page-about .about-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: none;
}

.page-about .about-step {
  position: relative;
  padding: 16px 18px 18px 62px;
  background: var(--navy-900);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-about .about-step:hover,
.page-about .about-step:focus-within {
  border-color: rgba(0, 229, 255, 0.65);
  transform: translateX(3px);
}

.page-about .about-step__idx {
  position: absolute;
  left: 16px;
  top: 14px;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  color: rgba(0, 229, 255, 0.5);
}

.page-about .about-step__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--white);
}

.page-about .about-step__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-about .about-timeline-grid {
  display: grid;
  gap: clamp(22px, 3.5vw, 44px);
}

.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  position: relative;
  display: grid;
  gap: 14px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(0, 229, 255, 0.12));
}

.page-about .about-node {
  position: relative;
  padding: 14px 16px 16px;
  background: var(--navy-800);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
}

.page-about .about-node::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 20px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--navy-900);
  border: 2px solid var(--cyan);
  transition: background 0.25s ease;
}

.page-about .about-node:hover,
.page-about .about-node:focus-within {
  border-color: var(--cyan);
  transform: translateX(4px);
}

.page-about .about-node:hover::before,
.page-about .about-node:focus-within::before {
  background: var(--cyan);
}

.page-about .about-node--live {
  border-color: rgba(255, 106, 26, 0.55);
  background: linear-gradient(160deg, rgba(255, 106, 26, 0.1), var(--navy-800) 62%);
}

.page-about .about-node--live::before {
  border-color: var(--orange);
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 106, 26, 0.16);
}

.page-about .about-node--live:hover,
.page-about .about-node--live:focus-within {
  border-color: var(--orange);
}

.page-about .about-node__top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-about .about-node__phase {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted-dim);
}

.page-about .about-node__title {
  margin: 10px 0 6px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  color: var(--white);
}

.page-about .about-node__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.35s ease, opacity 0.3s ease, margin 0.3s ease;
}

.page-about .about-node--live .about-node__text {
  max-height: 12em;
  opacity: 1;
}

.page-about .about-node:hover .about-node__text,
.page-about .about-node:focus-within .about-node__text {
  max-height: 12em;
  opacity: 1;
  margin-top: 0;
}

.page-about .about-team-stats {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-about .about-team-stats li {
  padding: 14px 14px 16px;
  background: var(--navy-900);
}

.page-about .about-sec--alt .about-team-stats li {
  background: var(--navy-800);
}

.page-about .about-team__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--green);
  line-height: 1.1;
}

.page-about .about-team__unit {
  margin-left: 2px;
  font-size: 0.5em;
  color: var(--muted);
}

.page-about .about-team__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted-dim);
}

.page-about .about-service {
  display: grid;
  gap: 14px;
}

.page-about .about-service__card {
  padding: 18px 20px 20px;
  background: var(--navy-800);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.page-about .about-service__card--paper {
  background: var(--paper);
  border-color: var(--paper);
  color: var(--navy-900);
  box-shadow: 6px 6px 0 rgba(0, 229, 255, 0.14);
}

.page-about .about-service__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-about .about-service__card--paper .about-service__title {
  color: var(--navy-900);
}

.page-about .about-service__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  font-weight: 700;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-about .about-service__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-service__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-about .about-service__list li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: #1d3247;
}

.page-about .about-service__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-about .about-service__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 16px;
}

.page-about .about-service__card--paper .btn--ghost {
  color: var(--navy-900);
  border-color: var(--navy-900);
}

.page-about .about-service__card--paper .btn--inline {
  color: var(--navy-900);
}

.page-about .about-scene {
  padding: clamp(44px, 6.5vw, 92px) 0 clamp(40px, 5vw, 72px);
  background:
    radial-gradient(80% 60% at 20% 100%, rgba(46, 229, 157, 0.08), transparent 60%),
    var(--navy-900);
}

.page-about .about-scene__inner {
  display: grid;
  gap: clamp(20px, 3.5vw, 40px);
}

.page-about .about-scene__figure {
  margin: 0;
  border: 1px solid var(--line);
  padding: 8px;
  border-radius: var(--radius);
  background: var(--navy-800);
}

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

.page-about .about-scene__text .about-prose {
  max-width: 58ch;
}

.page-about .about-scene__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 2.5vw, 26px);
}

.page-about .about-scene__link {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--silver);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-about .about-scene__link:hover,
.page-about .about-scene__link:focus-visible {
  color: var(--navy-900);
  background: var(--cyan);
  border-color: var(--cyan);
}

@media (min-width: 760px) {
  .page-about .about-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-about .about-stats li {
    border-top: 0;
    padding: 18px 18px 20px;
  }

  .page-about .about-stats li + li {
    border-left: 1px solid var(--line);
  }

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

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

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1fr) 230px;
    align-items: start;
  }

  .page-about .about-hero__aside {
    border-top: 0;
    border-left: 1px solid var(--line);
    padding-top: 0;
    padding-left: 22px;
    align-items: flex-start;
  }

  .page-about .about-vert {
    writing-mode: vertical-rl;
    letter-spacing: 0.4em;
    align-self: flex-end;
  }

  .page-about .about-vert--side {
    align-self: flex-start;
    margin-top: 8px;
  }

  .page-about .about-jump {
    grid-template-columns: minmax(0, 1fr);
    width: 100%;
  }

  .page-about .about-sec__grid {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
  }

  .page-about .about-sec__side {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding-top: 6px;
  }

  .page-about .about-flow-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .about-timeline-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.78fr);
    align-items: start;
  }

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

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

  .page-about .about-scene__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    align-items: center;
  }
}

@media (min-width: 1200px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1fr) 260px;
  }

  .page-about .about-service {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.25fr);
  }

  .page-about .about-service__card--paper {
    grid-column: auto;
  }

  .page-about .about-team-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-step,
  .page-about .about-node,
  .page-about .about-jump__link,
  .page-about .about-scene__link {
    transition: none;
  }

  .page-about .about-step:hover,
  .page-about .about-node:hover,
  .page-about .about-node:focus-within {
    transform: none;
  }
}