.page-about {
  --about-glow: 0 0 30px rgba(0, 255, 136, 0.22);
  --about-glow-violet: 0 0 30px rgba(155, 80, 255, 0.25);
  background: var(--bg-ink);
  color: var(--text-light);
  overflow-x: hidden;
}

.page-about .about-hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 5rem) 0;
  background:
    radial-gradient(circle at 82% 24%, rgba(155, 80, 255, 0.16), transparent 38%),
    linear-gradient(155deg, var(--bg-ink) 0%, var(--bg-deep) 78%);
  border-bottom: 1px solid var(--border-line);
}

.page-about .about-hero__grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-about .about-hero__content .section__index {
  display: inline-block;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.page-about .about-hero__content h1 {
  margin: 0 0 1.25rem;
  font-family: var(--font-head);
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-about .about-hero__lead {
  margin: 0 0 1.5rem;
  max-width: 44rem;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.85;
}

.page-about .about-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-about .about-hero__monument {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: clamp(1.25rem, 3.5vw, 2.5rem) clamp(1rem, 3vw, 2rem);
  background: linear-gradient(135deg, rgba(255, 122, 0, 0.14), rgba(155, 80, 255, 0.14));
  border: 1px solid var(--border-line);
  border-left: 3px solid var(--primary);
  box-shadow: var(--shadow), var(--about-glow);
}

.page-about .about-hero__num {
  background: linear-gradient(180deg, var(--text-light), var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-family: var(--font-data);
  font-size: clamp(4rem, 12vw, 8.5rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
}

.page-about .about-hero__meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-about .about-origin {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
}

.page-about .about-origin__grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 2rem;
  align-items: center;
}

.page-about .about-origin__copy p {
  color: var(--text-muted);
  line-height: 1.85;
  margin: 0 0 1rem;
}

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

.page-about .about-origin__chart {
  margin: 0;
  border: 1px solid var(--border-line);
  padding: 0.5rem;
  background: rgba(27, 42, 68, 0.5);
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.page-about .about-origin__chart img,
.page-about .about-honor__figure img,
.page-about .about-team__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-origin__timeline {
  display: grid;
  gap: 1rem;
  margin-top: 2.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-line);
}

.page-about .about-origin__node {
  position: relative;
  padding-left: 1.25rem;
  border-left: 1px solid var(--border-line);
}

.page-about .about-origin__node::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0.35rem;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 14px var(--primary);
}

.page-about .about-origin__year {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--primary);
  font-family: var(--font-data);
  font-size: 1.15rem;
  font-weight: 700;
}

.page-about .about-origin__node p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-about .about-data {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
  background:
    repeating-linear-gradient(90deg, transparent 0 29px, rgba(255, 255, 255, 0.02) 29px 30px),
    linear-gradient(140deg, var(--bg-deep) 0%, var(--bg-ink) 78%);
  border-top: 1px solid var(--border-line);
  border-bottom: 1px solid var(--border-line);
}

.page-about .about-data__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin: 2.5rem 0 2rem;
}

.page-about .about-data__stat {
  padding: 1.25rem 1rem;
  background: rgba(10, 17, 32, 0.62);
  border: 1px solid var(--border-line);
  border-top: 2px solid var(--primary);
  box-shadow: var(--shadow);
}

.page-about .about-data__value {
  display: block;
  color: var(--primary);
  font-family: var(--font-data);
  font-size: clamp(1.7rem, 3.6vmin, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
}

.page-about .about-data__plus {
  margin-left: 0.08em;
  color: var(--accent-orange);
}

.page-about .about-data__label {
  display: block;
  margin-top: 0.5rem;
  color: var(--text-muted);
  font-size: 0.86rem;
}

.page-about .about-data__index {
  display: grid;
  gap: 1rem;
}

.page-about .about-data__bars-card,
.page-about .about-data__update-card {
  padding: 1.5rem;
  background: rgba(27, 42, 68, 0.82);
  border: 1px solid var(--border-line);
  box-shadow: var(--shadow);
}

.page-about .about-data__subhead {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-size: 1.05rem;
  color: var(--text-light);
}

.page-about .about-data__bar-row {
  display: grid;
  grid-template-columns: 96px 1fr 64px;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.page-about .about-data__bar-row:last-child {
  margin-bottom: 0;
}

.page-about .about-data__bar-row > span {
  color: var(--text-muted);
  font-size: 0.84rem;
}

.page-about .about-data__bar {
  position: relative;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.4);
}

.page-about .about-data__bar i {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent-violet));
}

.page-about .about-data__bar-row strong {
  font-family: var(--font-data);
  font-size: 0.9rem;
  font-weight: 600;
  text-align: right;
  color: var(--text-light);
}

.page-about .about-data__update-card p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.page-about .about-data__link {
  display: inline-block;
}

.page-about .about-tech {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
}

.page-about .about-tech__pipeline {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.page-about .about-tech__step {
  position: relative;
  padding: 1.5rem 1.25rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border-line);
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.page-about .about-tech__step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-violet));
}

.page-about .about-tech__step-no {
  display: block;
  margin-bottom: 0.7rem;
  font-family: var(--font-data);
  color: var(--primary);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
}

.page-about .about-tech__step h3 {
  margin: 0 0 0.5rem;
  color: var(--text-light);
  font-family: var(--font-head);
  font-size: 1.1rem;
}

.page-about .about-tech__step p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-about .about-honor {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
  background:
    radial-gradient(circle at 12% 32%, rgba(155, 80, 255, 0.14), transparent 36%),
    radial-gradient(circle at 88% 68%, rgba(255, 122, 0, 0.1), transparent 30%),
    var(--bg-deep);
  border-top: 1px solid var(--border-line);
  border-bottom: 1px solid var(--border-line);
}

.page-about .about-honor__grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
  align-items: stretch;
}

.page-about .about-honor__card {
  display: flex;
  flex-direction: column;
  padding: 1.75rem 1.5rem;
  background: rgba(10, 17, 32, 0.68);
  border: 1px solid var(--border-line);
  box-shadow: var(--shadow);
}

.page-about .about-honor__badge {
  display: inline-block;
  width: max-content;
  margin-bottom: 1rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--accent-orange);
  color: var(--accent-orange);
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.page-about .about-honor__card:nth-child(2) .about-honor__badge {
  border-color: var(--accent-violet);
  color: var(--accent-violet);
}

.page-about .about-honor__card h3 {
  margin: 0 0 0.75rem;
  color: var(--text-light);
  font-family: var(--font-head);
  font-size: 1.3rem;
}

.page-about .about-honor__card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-about .about-honor__figure {
  margin: 0;
  border: 1px solid var(--border-line);
  padding: 0.5rem;
  background: rgba(10, 17, 32, 0.5);
  border-radius: 6px;
  box-shadow: var(--shadow), var(--about-glow-violet);
}

.page-about .about-team {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
}

.page-about .about-team__grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2rem;
}

.page-about .about-team__cell {
  padding: 1.5rem;
  background: linear-gradient(120deg, var(--surface), rgba(27, 42, 68, 0.6));
  border-left: 3px solid var(--primary);
}

.page-about .about-team__cell:nth-child(2) {
  border-left-color: var(--accent-violet);
}

.page-about .about-team__cell:nth-child(3) {
  border-left-color: var(--accent-orange);
}

.page-about .about-team__role-title {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-light);
  font-family: var(--font-head);
  font-size: 1.12rem;
}

.page-about .about-team__cell p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-about .about-team__figure {
  margin: 0;
  border: 1px solid var(--border-line);
  padding: 0.5rem;
  background: rgba(27, 42, 68, 0.4);
  border-radius: 6px;
  box-shadow: var(--shadow);
}

.page-about .about-cta {
  padding: clamp(2.5rem, 5vw, 4.5rem) 0;
  background:
    linear-gradient(90deg, rgba(0, 255, 136, 0.1), transparent 60%),
    var(--bg-deep);
  border-top: 1px solid var(--border-line);
}

.page-about .about-cta__inner {
  display: grid;
  gap: 1.25rem;
  align-items: center;
}

.page-about .about-cta__inner h2 {
  margin: 0 0 0.5rem;
  color: var(--text-light);
  font-family: var(--font-head);
  font-size: clamp(1.4rem, 3.2vw, 2rem);
}

.page-about .about-cta__inner p {
  margin: 0;
  color: var(--text-muted);
  line-height: 1.7;
}

@media (min-width: 768px) {
  .page-about .about-cta__inner {
    grid-template-columns: 1fr auto auto;
    gap: 1.25rem;
  }

  .page-about .about-cta__inner h2 {
    margin-bottom: 0.35rem;
  }

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

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.8fr);
    gap: 3rem;
  }

  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 2.5rem;
  }

  .page-about .about-data__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }

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

  .page-about .about-tech__pipeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-about .about-honor__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 0.8fr);
    gap: 1.25rem;
  }

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

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

@media (min-width: 1200px) {
  .page-about .about-hero__lead {
    max-width: 34rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    transition: none !important;
    animation: none !important;
  }
}