.page-about {
  --about-pink-soft: rgba(255, 61, 129, 0.14);
  --about-purple-soft: rgba(184, 41, 255, 0.12);
  position: relative;
  overflow: clip;
}

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

.page-about .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  padding: 1.5rem 0 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-about .breadcrumb-link {
  color: var(--metal-silver);
  text-decoration: none;
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.page-about .breadcrumb-link:hover,
.page-about .breadcrumb-link:focus-visible {
  color: var(--neon-pink);
  text-shadow: 0 0 6px rgba(255, 61, 129, 0.4);
}

.page-about .breadcrumb-current {
  color: var(--ice-white);
}

.page-about .about-hero {
  padding-block: 2rem 3rem;
}

.page-about .about-hero-grid {
  display: grid;
  gap: 1.75rem;
}

.page-about .about-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 1rem;
}

.page-about .about-hero-tags .status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-green);
  box-shadow: 0 0 8px var(--neon-green);
}

.page-about .about-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-size: clamp(1.85rem, 5vw, 3.05rem);
  font-weight: 900;
  line-height: 1.25;
  color: var(--ice-white);
  text-shadow: 0 0 10px rgba(255, 61, 129, 0.75), 0 0 24px rgba(184, 41, 255, 0.45);
}

.page-about .about-hero-lead {
  margin: 0 0 1.5rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-body);
  max-width: 52ch;
}

.page-about .about-hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--glass);
  border-left: 3px solid var(--neon-pink);
  background: linear-gradient(180deg, rgba(26, 11, 46, 0.85), rgba(10, 10, 18, 0.6));
}

.page-about .about-stat-num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--ice-white);
  line-height: 1;
}

.page-about .about-stat-unit {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-green);
  margin-left: 2px;
}

.page-about .about-stat-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}

.page-about .about-hero-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: cover;
  border: 1px solid var(--glass);
  background: linear-gradient(135deg, rgba(184, 41, 255, 0.2), rgba(10, 10, 18, 0.8));
}

.page-about .about-hero-media figcaption {
  padding-top: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-align: right;
}

.page-about .section-heading {
  margin-bottom: 1.75rem;
}

.page-about .section-subtitle {
  margin: 0 0 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--neon-green);
}

.page-about .section-heading h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 900;
  color: var(--ice-white);
  text-shadow: 0 0 8px rgba(255, 61, 129, 0.6);
}

.page-about .about-origin {
  padding-bottom: 3rem;
}

.page-about .about-origin-grid {
  display: grid;
  gap: 1.5rem;
}

.page-about .about-origin-story p {
  margin: 0 0 1rem;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--text-body);
}

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

.page-about .about-origin-data {
  display: flex;
}

.page-about .about-origin-card {
  flex: 1;
  padding: 1.25rem;
  border: 1px solid var(--glass);
  background: rgba(10, 10, 18, 0.55);
}

.page-about .specimen-label {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ice-white);
  background: linear-gradient(90deg, var(--neon-pink), var(--neon-purple));
}

.page-about .about-origin-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-origin-list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.6rem 0;
  border-bottom: 1px dashed rgba(200, 200, 220, 0.15);
}

.page-about .about-origin-list > div:last-child {
  border-bottom: 0;
}

.page-about .about-origin-list dt {
  font-size: 0.82rem;
  color: var(--metal-silver);
}

.page-about .about-origin-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--neon-green);
}

.page-about .about-milestones {
  position: relative;
  padding-block: 2.5rem 3rem;
  overflow: hidden;
}

.page-about .about-milestones::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(120deg, rgba(255, 61, 129, 0.1), transparent 38%, rgba(184, 41, 255, 0.12)),
    radial-gradient(circle at 80% 20%, rgba(184, 41, 255, 0.18), transparent 40%);
}

.page-about .about-timeline {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--neon-pink), var(--neon-purple), transparent);
}

.page-about .about-timeline-item {
  position: relative;
  padding: 0 0 1.9rem 2.5rem;
}

.page-about .about-timeline-item:last-child {
  padding-bottom: 0;
}

.page-about .about-timeline-node {
  position: absolute;
  left: 5px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--neon-pink);
  box-shadow: 0 0 10px var(--neon-pink), 0 0 22px var(--neon-purple);
  border: 2px solid var(--bg-deep);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-about .about-timeline-item:hover .about-timeline-node,
.page-about .about-timeline-item:focus-within .about-timeline-node {
  transform: scale(1.15);
  box-shadow: 0 0 14px var(--neon-pink), 0 0 30px var(--neon-purple), 0 0 44px var(--neon-pink);
}

.page-about .about-timeline-year {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--neon-pink);
  letter-spacing: 0.08em;
  line-height: 1;
  margin-bottom: 0.35rem;
  text-shadow: 0 0 8px rgba(255, 61, 129, 0.5);
}

.page-about .about-timeline-content h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ice-white);
}

.page-about .about-timeline-content p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-body);
  max-width: 58ch;
}

.page-about .about-method {
  padding-block: 3rem 2rem;
}

.page-about .about-method-grid {
  display: grid;
  gap: 2rem;
}

.page-about .about-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-step {
  position: relative;
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.9rem;
  padding: 1rem 1.1rem;
  margin-bottom: 0.8rem;
  border: 1px solid var(--glass);
  background: linear-gradient(135deg, rgba(26, 11, 46, 0.7), rgba(10, 10, 18, 0.35));
  transition: border-color 0.25s ease, background 0.25s ease, transform 0.2s ease;
}

.page-about .about-step:hover,
.page-about .about-step:focus-within {
  border-color: rgba(255, 61, 129, 0.55);
  background: rgba(255, 61, 129, 0.08);
  transform: translateY(-2px);
}

.page-about .about-step-num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: transparent;
  background: linear-gradient(160deg, var(--neon-pink), var(--neon-purple));
  -webkit-background-clip: text;
  background-clip: text;
  line-height: 1.6;
}

.page-about .about-step h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ice-white);
}

.page-about .about-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-body);
}

.page-about .about-method-note {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--neon-green);
  background: rgba(57, 255, 136, 0.06);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-body);
}

.page-about .about-method-note strong {
  color: var(--neon-green);
}

.page-about .about-method-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 2;
  object-fit: cover;
  border: 1px solid var(--glass);
  background: linear-gradient(135deg, rgba(184, 41, 255, 0.16), rgba(10, 10, 18, 0.85));
}

.page-about .about-method-media figcaption {
  padding-top: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

.page-about .about-team-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  margin-top: 1.5rem;
  padding: 1.25rem 1rem;
  border: 1px solid var(--glass);
  background: rgba(10, 10, 18, 0.4);
}

.page-about .about-team-ring {
  flex: 0 0 auto;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  display: flex;
  align-items: baseline;
  justify-content: center;
  padding-top: 1.45rem;
  background: conic-gradient(from 140deg, var(--neon-pink) 0% 34%, var(--neon-purple) 34% 68%, var(--neon-green) 68% 100%);
  position: relative;
}

.page-about .about-team-ring::before {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: var(--bg-deep);
}

.page-about .about-team-num,
.page-about .about-team-unit {
  position: relative;
  z-index: 1;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--ice-white);
}

.page-about .about-team-num {
  font-size: 1.6rem;
}

.page-about .about-team-unit {
  font-size: 0.8rem;
  color: var(--neon-green);
  margin-left: 2px;
}

.page-about .about-team-groups {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.page-about .about-team-groups li {
  font-size: 0.85rem;
  color: var(--text-body);
  padding-left: 0.9rem;
  position: relative;
}

.page-about .about-team-groups li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--neon-green);
  box-shadow: 0 0 6px var(--neon-green);
}

.page-about .about-cooperation {
  padding-block: 2.5rem 3rem;
}

.page-about .about-coop-grid {
  display: grid;
  gap: 1.5rem;
}

.page-about .about-coop-media img {
  width: 100%;
  height: auto;
  max-width: 400px;
  margin-inline: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--glass);
  background: linear-gradient(135deg, rgba(255, 61, 129, 0.14), rgba(26, 11, 46, 0.8));
}

.page-about .about-coop-media figcaption {
  padding-top: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-align: center;
}

.page-about .about-coop-list {
  display: grid;
  gap: 0.8rem;
}

.page-about .about-coop-card {
  padding: 1rem 1.1rem;
  border: 1px solid var(--glass);
  background: rgba(26, 11, 46, 0.55);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.page-about .about-coop-card:hover,
.page-about .about-coop-card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(184, 41, 255, 0.6);
  box-shadow: 0 0 14px rgba(184, 41, 255, 0.2);
}

.page-about .about-coop-card .data-tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--neon-green);
  border: 1px solid rgba(57, 255, 136, 0.4);
  padding: 0.15rem 0.5rem;
}

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

.page-about .about-coop-audit {
  margin-top: 1.2rem;
  padding: 1rem 1.1rem;
  border: 1px dashed rgba(192, 192, 208, 0.35);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-about .about-coop-audit strong {
  color: var(--neon-green);
}

.page-about .about-cta {
  padding-block: 1rem 3rem;
}

.page-about .about-cta-box {
  position: relative;
  padding: 2rem 1.25rem;
  background: linear-gradient(135deg, rgba(255, 61, 129, 0.18), rgba(184, 41, 255, 0.24));
  border: 1px solid rgba(255, 61, 129, 0.35);
  overflow: hidden;
}

.page-about .about-cta-box::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--neon-pink), var(--neon-purple));
}

.page-about .about-cta-box h2 {
  margin: 0 0 0.6rem;
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--ice-white);
  text-shadow: 0 0 8px rgba(255, 61, 129, 0.5);
}

.page-about .about-cta-box p {
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-body);
}

.page-about .about-cta-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.page-about .about-cta-links .btn-text {
  color: var(--metal-silver);
  text-decoration: none;
  padding: 0.5rem 0;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .about-cta-links .btn-text:hover,
.page-about .about-cta-links .btn-text:focus-visible {
  color: var(--neon-pink);
  border-color: rgba(255, 61, 129, 0.6);
}

@media (min-width: 768px) {
  .page-about .about-hero-grid {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
  }

  .page-about .about-hero-stats {
    grid-template-columns: 1fr 1fr;
  }

  .page-about .about-origin-grid {
    grid-template-columns: 1.3fr 0.9fr;
    align-items: start;
  }

  .page-about .about-method-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }

  .page-about .about-team-row {
    justify-content: flex-start;
  }

  .page-about .about-coop-grid {
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
  }

  .page-about .about-cta-links {
    flex-direction: row;
    align-items: center;
    gap: 1rem;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero {
    padding-block: 3rem 4rem;
  }

  .page-about .about-hero-lead {
    font-size: 1.05rem;
  }

  .page-about .about-origin-story p {
    font-size: 1rem;
  }

  .page-about .about-timeline::before {
    left: 15px;
  }

  .page-about .about-timeline-item {
    padding-left: 3rem;
  }

  .page-about .about-timeline-node {
    left: 7px;
    width: 16px;
    height: 16px;
  }

  .page-about .about-step p {
    font-size: 0.92rem;
  }

  .page-about .about-coop-card p {
    font-size: 0.95rem;
  }

  .page-about .about-coop-media img {
    max-width: 460px;
  }
}