.page-about {
  --about-hero-deep: #122A52;
  --about-grid: rgba(255, 255, 255, 0.06);
  --about-line: rgba(255, 255, 255, 0.18);
  position: relative;
  background: var(--c-surface);
  color: var(--c-text);
  overflow-x: clip;
}

.page-about__hero {
  position: relative;
  overflow: hidden;
  padding: 28px 0 40px;
  color: var(--c-white);
  background:
    radial-gradient(circle at 74% 12%, rgba(164, 77, 255, 0.28), transparent 34%),
    linear-gradient(135deg, var(--c-primary) 0%, var(--about-hero-deep) 100%);
}

.page-about__hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--about-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--about-grid) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-about__hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 6px;
  pointer-events: none;
  background: linear-gradient(90deg, var(--c-accent) 0 60%, var(--c-accent-2) 60% 82%, transparent 82% 100%);
}

.page-about__breadcrumb {
  position: relative;
  z-index: 1;
  margin-bottom: 30px;
}

.page-about__hero .breadcrumb__link {
  color: rgba(255, 255, 255, 0.72);
  text-underline-offset: 4px;
}

.page-about__hero .breadcrumb__link:hover {
  color: var(--c-accent);
}

.page-about__hero .breadcrumb__current {
  color: rgba(255, 255, 255, 0.5);
}

.page-about__hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
  align-items: center;
}

.page-about__hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-about__hero-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin: 0 0 14px;
  border-left: 4px solid var(--c-accent);
  padding-left: 12px;
}

.page-about__hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(2.1rem, 6vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-white);
  margin: 0 0 16px;
}

.page-about__hero-text {
  max-width: 56ch;
  font-size: 1.02rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.74);
  margin: 0 0 22px;
}

.page-about__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.page-about__legend {
  list-style: none;
  margin: 0;
  padding: 12px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(11, 29, 58, 0.4);
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.72);
}

.page-about__legend li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-about__legend-mark {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  display: inline-block;
}

.page-about__legend-mark--orange {
  background: var(--c-accent);
}

.page-about__legend-mark--purple {
  background: var(--c-accent-2);
}

.page-about__legend-mark--white {
  background: rgba(255, 255, 255, 0.85);
}

.page-about__legend-mark--green {
  background: var(--c-success);
}

.page-about__datawall {
  position: relative;
  padding: 34px 28px 26px;
  background: linear-gradient(160deg, rgba(164, 77, 255, 0.3), rgba(11, 29, 58, 0.92) 62%), var(--c-primary);
  border: 1px solid rgba(255, 255, 255, 0.12);
  clip-path: polygon(0 5%, 5% 0, 100% 0, 100% calc(100% - 5%), calc(100% - 5%) 100%, 0 100%);
  min-width: 0;
}

.page-about__datawall::before,
.page-about__datawall::after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border-color: var(--c-accent);
  border-style: solid;
  pointer-events: none;
}

.page-about__datawall::before {
  top: 12px;
  left: 12px;
  border-width: 2px 0 0 2px;
}

.page-about__datawall::after {
  bottom: 12px;
  right: 12px;
  border-width: 0 2px 2px 0;
}

.page-about__datawall-head {
  margin: 0 0 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.62);
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  padding-bottom: 12px;
}

.page-about__datawall-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.18);
}

.page-about__datawall-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 3rem);
  line-height: 1;
  color: var(--c-accent);
  white-space: nowrap;
}

.page-about__datawall-label {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.78);
  text-align: right;
  line-height: 1.5;
}

.page-about__datawall-code {
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-success);
}

.page-about__story,
.page-about__tech {
  padding: 56px 0;
}

.page-about__story-grid {
  display: grid;
  gap: 32px;
}

.page-about__story-main .section-title,
.page-about__tech .section-title {
  margin-bottom: 22px;
}

.page-about__story-lead {
  font-size: 1.18rem;
  font-weight: 600;
  line-height: 1.7;
  color: var(--c-primary);
  margin: 0 0 18px;
}

.page-about__story-article p {
  margin: 0 0 16px;
  line-height: 1.85;
  color: var(--c-text);
}

.page-about__story-quote {
  margin: 28px 0 0;
  padding: 18px 22px;
  border-left: 4px solid var(--c-accent);
  background: rgba(255, 106, 0, 0.08);
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--c-text);
}

.page-about__story-quote p {
  margin: 0;
}

.page-about__story-media {
  margin: 0;
}

.page-about__story .img-frame--portrait {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  background: var(--c-primary);
  border-radius: var(--radius);
}

.page-about__story .img-frame--portrait img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.page-about__story-frame::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-accent) 0 40%, var(--c-accent-2) 40% 100%);
}

.page-about__story-caption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-text-2);
}

.page-about__milestone {
  padding: 56px 0;
  color: var(--c-white);
  background: var(--c-primary);
}

.page-about__milestone .section-title h2,
.page-about__honors .section-title h2 {
  color: var(--c-white);
}

.page-about__milestone .section-title__index,
.page-about__honors .section-title__index {
  background: var(--c-accent-2);
  color: var(--c-white);
}

.page-about__milestone-grid {
  display: grid;
  gap: 36px;
  margin-top: 36px;
}

.page-about__timeline-wrap {
  overflow-x: auto;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}

.page-about__timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  min-width: 280px;
  display: grid;
  gap: 22px;
}

.page-about__timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-accent), var(--c-accent-2) 55%, var(--c-success));
}

.page-about__timeline-item {
  position: relative;
}

.page-about__timeline-marker {
  position: absolute;
  left: -22px;
  top: 10px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--c-accent);
  border: 3px solid var(--c-primary);
  box-shadow: 0 0 0 1px var(--c-accent);
}

.page-about__timeline-card {
  position: relative;
  padding: 22px 20px 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-about__timeline-card::after {
  content: "";
  display: block;
  margin-top: 16px;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--c-accent) 0 4px, transparent 4px 8px);
  opacity: 0.5;
}

.page-about__timeline-index {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.42);
}

.page-about__timeline-year {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.6rem;
  line-height: 1.1;
  color: var(--c-accent);
  margin-bottom: 8px;
}

.page-about__timeline-title {
  font-family: var(--font-headline);
  font-size: 1.15rem;
  line-height: 1.35;
  margin: 0 0 12px;
  color: var(--c-white);
}

.page-about__timeline-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.76);
}

.page-about__milestone-media {
  position: relative;
  margin: 0;
}

.page-about__milestone-media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.page-about__milestone-coord {
  position: absolute;
  right: 12px;
  bottom: 12px;
  padding: 7px 10px;
  background: var(--c-primary);
  color: var(--c-accent-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-about__tech-grid {
  display: grid;
  gap: 32px;
}

.page-about__tech-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  font-weight: 600;
  color: var(--c-primary);
  margin: 0 0 26px;
}

.page-about__tech-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about__tech-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  box-shadow: 6px 6px 0 rgba(11, 29, 58, 0.08);
}

.page-about__tech-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.3;
  color: var(--c-white);
  background: var(--c-accent-2);
  padding: 4px 7px;
}

.page-about__tech-text {
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--c-text);
}

.page-about__tech-aside {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-about__tech-figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--c-primary);
}

.page-about__tech-figure img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 10;
  filter: saturate(1.05) contrast(1.04);
}

.page-about__tech-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(145deg, rgba(164, 77, 255, 0.2), rgba(11, 29, 58, 0.34));
}

.page-about__tech-note {
  position: relative;
  background: var(--c-accent);
  padding: 18px 20px;
  transform: skewX(-2deg);
  color: var(--c-primary);
}

.page-about__tech-note > * {
  transform: skewX(2deg);
}

.page-about__tech-note p {
  margin: 8px 0 0;
  font-size: 0.96rem;
  line-height: 1.7;
}

.page-about__tech-note-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.page-about__honors {
  padding: 56px 0;
  background: var(--c-primary);
  color: var(--c-white);
}

.page-about__honors-grid {
  display: grid;
  gap: 18px;
  margin-top: 36px;
}

.page-about__honor-card {
  position: relative;
  padding: 28px 24px 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  transition: background-color 0.25s ease, transform 0.25s ease;
}

.page-about__honor-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 4px;
  background: var(--c-accent-2);
}

.page-about__honor-card:hover,
.page-about__honor-card:focus-within {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.page-about__honor-index {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.4);
}

.page-about__honor-title {
  font-family: var(--font-headline);
  font-size: 1.2rem;
  line-height: 1.35;
  margin: 0 0 8px;
  color: var(--c-white);
  padding-right: 20px;
}

.page-about__honor-caption {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-accent);
  margin: 0 0 14px;
}

.page-about__honor-desc {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

.page-about__next {
  padding: 48px 0 60px;
}

.page-about__next-title {
  font-family: var(--font-headline);
  font-size: 1.4rem;
  line-height: 1.3;
  margin: 0 0 22px;
  color: var(--c-primary);
}

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

.page-about__next-card {
  position: relative;
  display: block;
  padding: 20px 44px 20px 20px;
  background: var(--c-primary);
  color: var(--c-white);
  text-decoration: none;
  border: 1px solid var(--c-primary);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.page-about__next-card:hover {
  background: var(--c-accent);
  color: var(--c-primary);
}

.page-about__next-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-accent);
  margin-bottom: 8px;
}

.page-about__next-card:hover .page-about__next-label {
  color: var(--c-primary);
}

.page-about__next-name {
  display: block;
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
}

.page-about__next-card:hover .page-about__next-name {
  color: var(--c-primary);
}

.page-about__next-arrow {
  position: absolute;
  top: 18px;
  right: 16px;
  font-size: 20px;
  line-height: 1;
  color: var(--c-accent-2);
}

.page-about__next-card:hover .page-about__next-arrow {
  color: var(--c-primary);
}

@media (min-width: 768px) {
  .page-about__hero {
    padding: 40px 0 64px;
  }

  .page-about__hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 40px;
  }

  .page-about__story,
  .page-about__tech {
    padding: 72px 0;
  }

  .page-about__story-grid {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
  }

  .page-about__tech-grid {
    grid-template-columns: 6fr 6fr;
    gap: 44px;
  }

  .page-about__milestone,
  .page-about__honors {
    padding: 72px 0;
  }

  .page-about__honors-grid {
    grid-template-columns: 1fr 1.15fr 1fr;
    align-items: stretch;
  }

  .page-about__honor-card--award {
    transform: translateY(-10px);
  }

  .page-about__honor-card--award:hover {
    transform: translateY(-12px);
  }

  .page-about__next {
    padding: 56px 0 72px;
  }

  .page-about__next-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (min-width: 1024px) {
  .page-about__milestone-grid {
    grid-template-columns: 1fr 380px;
    gap: 44px;
    align-items: start;
  }

  .page-about__timeline-wrap {
    overflow: visible;
    padding-bottom: 0;
  }

  .page-about__timeline {
    min-width: 0;
    padding: 0;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }

  .page-about__timeline::before {
    top: 12px;
    left: 0;
    right: 0;
    bottom: auto;
    width: auto;
    height: 2px;
    background: linear-gradient(90deg, var(--c-accent) 0%, var(--c-accent-2) 55%, var(--c-success) 100%);
  }

  .page-about__timeline-marker {
    position: absolute;
    left: 0;
    top: 7px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--c-accent);
    border: 2px solid var(--c-primary);
    box-shadow: 0 0 0 1px var(--c-accent);
  }

  .page-about__timeline-item {
    padding-right: 18px;
  }

  .page-about__timeline-card {
    margin-top: 26px;
  }

  .page-about__milestone-media {
    margin-top: 6px;
  }

  .page-about__next-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }

  .page-about__next-card {
    padding: 24px 40px 24px 20px;
  }
}