.page-about {
  position: relative;
  z-index: 0;
  overflow: hidden;
  color: var(--color-text);
  background:
    radial-gradient(1100px 620px at 88% -8%, rgba(83, 39, 163, 0.42), transparent 62%),
    linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-panel) 32%, var(--color-bg) 100%);
}

.page-about::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(138, 155, 193, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(138, 155, 193, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 88%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), transparent 88%);
}

.page-about__hero {
  position: relative;
  padding: clamp(2rem, 5vw, 4.5rem) 1.25rem 2rem;
}

.page-about__crumb {
  margin-bottom: 2rem;
  font-size: 0.8rem;
}

.page-about__hero-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-neon);
  margin-bottom: 0.75rem;
}

.page-about__hero h1 {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(2.7rem, 10vw, 5.6rem);
  line-height: 0.94;
  text-transform: uppercase;
  margin: 0.35rem 0 1rem;
  color: var(--color-text);
}

.page-about__title-ghost {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1px var(--color-neon);
  text-shadow: 0 0 28px rgba(0, 229, 160, 0.14);
}

.page-about__hero-lead {
  max-width: 780px;
  margin: 0;
  color: rgba(234, 242, 255, 0.84);
  font-size: clamp(0.98rem, 2.4vw, 1.12rem);
  line-height: 1.85;
}

.page-about__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.page-about__hero-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-neon);
  border: 1px solid rgba(0, 229, 160, 0.32);
  background: rgba(0, 229, 160, 0.08);
  border-radius: var(--radius-pill);
  padding: 0.38rem 0.75rem;
}

.page-about__hero-tag:nth-child(2) {
  color: var(--color-orange);
  border-color: rgba(255, 109, 46, 0.32);
  background: rgba(255, 109, 46, 0.08);
}

.page-about__coords {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
  opacity: 0.72;
}

.page-about__section {
  position: relative;
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.page-about__section-head {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.page-about__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-neon);
}

.page-about__section-head h2 {
  font-family: var(--font-head);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(1.9rem, 5vw, 3.1rem);
  line-height: 1.04;
  text-transform: uppercase;
  margin: 0;
}

.page-about__mission-grid,
.page-about__scale-grid {
  display: grid;
  gap: 2rem;
}

.page-about__mission-copy p,
.page-about__scale-copy p {
  margin: 0 0 1.2rem;
  color: rgba(234, 242, 255, 0.82);
  line-height: 1.8;
  font-size: 0.98rem;
}

.page-about__checklist {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-about__checklist li {
  position: relative;
  padding: 0.9rem 1rem 0.9rem 2rem;
  border-left: 2px solid rgba(0, 229, 160, 0.48);
  background: rgba(27, 42, 74, 0.5);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 0.94rem;
  line-height: 1.6;
}

.page-about__checklist li::before {
  content: "";
  position: absolute;
  left: 0.72rem;
  top: 1.16rem;
  width: 8px;
  height: 14px;
  border: solid var(--color-neon);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-about__mission-visual,
.page-about__scale-figure,
.page-about__timeline-visual {
  margin: 0;
}

.page-about__mission-visual img,
.page-about__scale-figure img,
.page-about__timeline-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
}

.page-about__mission-visual figcaption,
.page-about__scale-figure figcaption {
  margin-top: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
}

.page-about__timeline-section {
  padding-bottom: 0;
}

.page-about__timeline-header {
  display: grid;
  gap: 1rem;
}

.page-about__section-sub {
  max-width: 720px;
  margin: 0;
  color: rgba(234, 242, 255, 0.76);
  line-height: 1.75;
}

.page-about__timeline-visual {
  margin-top: 2rem;
}

.page-about__timeline-scroll {
  position: relative;
  overflow-x: auto;
  padding: 1.25rem 1.25rem 2.25rem;
  scrollbar-color: var(--color-neon) rgba(27, 42, 74, 0.4);
}

.page-about__timeline-scroll::-webkit-scrollbar {
  height: 6px;
}

.page-about__timeline-scroll::-webkit-scrollbar-track {
  background: rgba(27, 42, 74, 0.4);
  border-radius: var(--radius-pill);
}

.page-about__timeline-scroll::-webkit-scrollbar-thumb {
  background: var(--color-neon);
  border-radius: var(--radius-pill);
}

.page-about__timeline-line {
  position: absolute;
  top: 2.35rem;
  left: 1.25rem;
  right: 1.25rem;
  height: 120px;
  z-index: 0;
  opacity: 0.32;
  pointer-events: none;
}

.page-about__timeline-line svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.page-about__timeline-list {
  position: relative;
  z-index: 1;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(270px, 84vw);
  gap: 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  scroll-snap-type: x mandatory;
}

.page-about__tl-item {
  scroll-snap-align: start;
  min-width: 0;
}

.page-about__tl-node {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  position: relative;
  padding: 0 0 0.9rem;
}

.page-about__tl-node::before {
  content: "";
  position: absolute;
  left: 0.7rem;
  right: 0.7rem;
  top: 0.65rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-neon), var(--color-orange));
  opacity: 0.34;
}

.page-about__tl-dot {
  position: relative;
  z-index: 1;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-neon);
  box-shadow: 0 0 0 4px rgba(0, 229, 160, 0.12), 0 0 14px rgba(0, 229, 160, 0.5);
}

.page-about__tl-version {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--color-text);
}

.page-about__tl-card {
  background: linear-gradient(145deg, rgba(27, 42, 74, 0.92), rgba(10, 17, 40, 0.82));
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-about__tl-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 229, 160, 0.4);
}

.page-about__tl-card[open] {
  border-color: rgba(0, 229, 160, 0.55);
}

.page-about__tl-card summary {
  list-style: none;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  padding: 1.1rem;
}

.page-about__tl-card summary::-webkit-details-marker {
  display: none;
}

.page-about__tl-card-version {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--color-neon);
  border: 1px solid rgba(0, 229, 160, 0.4);
  border-radius: var(--radius-pill);
  padding: 0.2rem 0.55rem;
}

.page-about__tl-card-title {
  font-weight: 600;
  color: var(--color-text);
}

.page-about__tl-chevron {
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid var(--color-text-muted);
  border-bottom: 2px solid var(--color-text-muted);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.page-about__tl-card[open] .page-about__tl-chevron {
  transform: rotate(225deg);
}

.page-about__tl-body {
  display: grid;
  gap: 0.75rem;
  padding: 0.9rem 1.1rem 1.1rem;
  border-top: 1px solid var(--border-soft);
  color: rgba(234, 242, 255, 0.8);
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-about__tl-body p {
  margin: 0;
}

.page-about__tl-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.page-about__tl-list li {
  position: relative;
  padding-left: 1rem;
}

.page-about__tl-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-orange);
}

.page-about__tl-image {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
}

.page-about__stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.page-about__stat {
  position: relative;
  overflow: hidden;
  background: rgba(27, 42, 74, 0.58);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 1.15rem 1rem;
}

.page-about__stat::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-neon), transparent);
  opacity: 0.5;
}

.page-about__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.55rem, 5vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
  text-shadow: 0 0 18px rgba(0, 229, 160, 0.22);
}

.page-about__stat:nth-child(2) .page-about__stat-num,
.page-about__stat:nth-child(7) .page-about__stat-num {
  color: var(--color-orange);
  text-shadow: 0 0 18px rgba(255, 109, 46, 0.2);
}

.page-about__stat-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

.page-about__future-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(27, 42, 74, 0.86), rgba(83, 39, 163, 0.28));
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 3rem);
}

.page-about__future-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, rgba(0, 229, 160, 0.18), transparent 65%);
  pointer-events: none;
}

.page-about__future-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--color-neon);
  border: 1px solid rgba(0, 229, 160, 0.35);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.7rem;
  margin-bottom: 1.25rem;
}

.page-about__future-card p {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 0 1rem;
  color: rgba(234, 242, 255, 0.84);
  line-height: 1.8;
}

.page-about__future-tags {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.page-about__future-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-yellow);
  border: 1px solid rgba(242, 201, 76, 0.28);
  background: rgba(242, 201, 76, 0.06);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.7rem;
}

.page-about__cta {
  padding: 1rem 1.25rem 4rem;
}

.page-about__cta-inner {
  background: rgba(10, 17, 40, 0.78);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 3rem);
  text-align: center;
}

.page-about__cta-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--color-neon);
}

.page-about__cta-title {
  margin: 0.6rem auto 1.5rem;
  max-width: 42ch;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

.page-about__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

@media (min-width: 720px) {
  .page-about__mission-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
  }

  .page-about__scale-grid {
    grid-template-columns: 1fr 0.9fr;
    align-items: center;
    gap: 3rem;
  }

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

@media (min-width: 960px) {
  .page-about__hero {
    padding-top: 4.5rem;
    padding-bottom: 3rem;
  }

  .page-about__hero h1 {
    font-size: clamp(4rem, 8vw, 5.8rem);
  }

  .page-about__timeline-list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    grid-template-columns: repeat(4, 1fr);
    scroll-snap-type: none;
  }

  .page-about__timeline-scroll {
    overflow-x: visible;
    padding-bottom: 3.5rem;
  }

  .page-about__cta {
    padding-top: 2rem;
  }
}