.page-about {
  --about-blue-glow: rgba(0, 168, 255, 0.22);
  --about-green-glow: rgba(57, 255, 20, 0.14);
  background: var(--bg-deep);
  color: var(--ink-body);
  overflow-x: hidden;
}

.page-about .about-hero {
  position: relative;
  padding: 32px 0 56px;
  background:
    linear-gradient(130deg, rgba(0, 168, 255, 0.12) 0%, transparent 42%),
    radial-gradient(circle at 82% 18%, rgba(57, 255, 20, 0.07) 0%, transparent 52%),
    var(--bg-card-deep);
  border-bottom: 1px solid var(--line-blue);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: 180px;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--blue), var(--green));
  opacity: 0.7;
}

.page-about .about-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
  margin-top: 28px;
}

.page-about .about-hero-copy {
  position: relative;
}

.page-about .about-hero-index {
  position: absolute;
  top: -28px;
  right: 0;
  font-size: 72px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(0, 168, 255, 0.35);
  font-family: var(--font-data);
  opacity: 0.6;
  pointer-events: none;
  user-select: none;
}

.page-about .about-hero-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(0, 168, 255, 0.12);
  border: 1px solid var(--line-blue);
  border-left: 3px solid var(--blue);
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-about .about-hero h1 {
  margin: 0 0 8px;
  font-size: clamp(34px, 7vw, 56px);
  line-height: 1.12;
  font-weight: 900;
  color: var(--ink-light);
  letter-spacing: -0.02em;
}

.page-about .about-hero .lead {
  margin: 0 0 18px;
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--green);
  font-weight: 700;
}

.page-about .about-hero-desc {
  max-width: 560px;
  margin: 0 0 28px;
  font-size: 15px;
  line-height: 1.75;
}

.page-about .about-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .about-hero-visual {
  position: relative;
}

.page-about .about-svg-hero {
  width: 100%;
  height: auto;
  display: block;
  max-width: 420px;
  margin: 0 auto;
}

.page-about .about-section-head {
  margin-bottom: 36px;
}

.page-about .about-section-head .section-index {
  color: var(--blue);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.08em;
  border: 1px solid var(--line-blue);
  background: rgba(0, 168, 255, 0.08);
  padding: 4px 10px;
  clip-path: polygon(0 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.page-about .about-section-head h2 {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 900;
  color: var(--ink-light);
  margin: 12px 0 0;
  position: relative;
  display: inline-block;
}

.page-about .about-section-head h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  height: 4px;
  width: 48px;
  background: linear-gradient(90deg, var(--orange), transparent);
  border-radius: 2px;
}

.page-about .about-story,
.page-about .about-milestones,
.page-about .about-capability,
.page-about .about-cert,
.page-about .about-team {
  padding: 64px 0;
  position: relative;
}

.page-about .about-story {
  background:
    radial-gradient(circle at 12% 80%, rgba(0, 168, 255, 0.06) 0%, transparent 34%),
    var(--bg-deep);
}

.page-about .about-story-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}

.page-about .about-story-copy p {
  font-size: 15px;
  line-height: 1.85;
  margin: 0 0 16px;
}

.page-about .about-dropcap::first-letter {
  float: left;
  font-size: 54px;
  line-height: 0.9;
  font-weight: 900;
  color: var(--blue);
  margin: 4px 10px 0 0;
  font-family: var(--font-display);
}

.page-about .about-mission {
  margin-top: 24px;
  padding: 20px;
  border-left: 3px solid var(--green);
}

.page-about .about-mission .tag {
  margin-bottom: 10px;
}

.page-about .about-mission p {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-light);
  font-weight: 500;
}

.page-about .about-story-media {
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-about .about-story-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-about .about-milestones {
  background:
    linear-gradient(180deg, rgba(0, 168, 255, 0.04) 0%, transparent 30%),
    var(--bg-card-deep);
  border-top: 1px solid var(--line-dim);
  border-bottom: 1px solid var(--line-dim);
}

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

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue), var(--green), var(--orange));
  opacity: 0.4;
}

.page-about .about-timeline-item {
  position: relative;
  padding: 0 0 40px 56px;
}

.page-about .about-timeline-item:last-child {
  padding-bottom: 4px;
}

.page-about .about-timeline-node {
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  background: var(--bg-card);
  border: 1px solid var(--line-blue);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-about .about-timeline-index {
  font-family: var(--font-data);
  font-size: 13px;
  color: var(--blue);
  font-weight: 700;
  transition: color 0.25s ease;
}

.page-about .about-timeline-dot {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px var(--about-green-glow);
  border: 2px solid var(--bg-card-deep);
}

.page-about .about-timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--line-dim);
  border-left: 3px solid var(--blue);
  padding: 20px 22px;
  border-radius: 4px;
  transition: border-color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.page-about .about-timeline-item:hover .about-timeline-card {
  border-color: var(--line-blue);
  background: var(--bg-card-deep);
  transform: translateX(4px);
}

.page-about .about-timeline-item:hover .about-timeline-node {
  border-color: var(--green);
  background: rgba(57, 255, 20, 0.08);
}

.page-about .about-timeline-item:hover .about-timeline-index {
  color: var(--green);
}

.page-about .about-timeline-card .tag {
  margin-bottom: 10px;
  display: inline-block;
}

.page-about .about-timeline-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink-light);
  margin: 0 0 10px;
}

.page-about .about-timeline-card p {
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

.page-about .about-timeline-card--milestone img {
  width: 100%;
  max-width: 200px;
  height: auto;
  border-radius: 4px;
  margin-top: 16px;
  display: block;
  object-fit: cover;
  border: 1px solid var(--line-dim);
}

.page-about .about-capability {
  background:
    radial-gradient(circle at 88% 20%, rgba(57, 255, 20, 0.07) 0%, transparent 40%),
    var(--bg-deep);
}

.page-about .about-capability-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 40px;
}

.page-about .about-capacity-card {
  background: linear-gradient(150deg, var(--bg-card) 0%, var(--bg-card-deep) 100%);
  border: 1px solid var(--line-dim);
  border-top: 3px solid var(--blue);
  padding: 28px 24px;
  position: relative;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.page-about .about-capacity-card::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  border-left: 22px solid transparent;
  border-bottom: 22px solid var(--bg-deep);
}

.page-about .about-capacity-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-green);
}

.page-about .about-capacity-num {
  display: block;
  font-family: var(--font-data);
  font-size: clamp(40px, 7vw, 58px);
  font-weight: 700;
  color: var(--green);
  line-height: 1;
  margin-bottom: 6px;
}

.page-about .about-capacity-num sup {
  font-size: 0.45em;
  color: var(--blue);
  margin-left: 2px;
}

.page-about .about-capacity-label {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-light);
  margin-bottom: 8px;
}

.page-about .about-capacity-card p {
  font-size: 13px;
  line-height: 1.6;
  margin: 0;
  color: var(--ink-muted);
}

.page-about .about-capability-chart {
  background: var(--bg-card-deep);
  border: 1px solid var(--line-dim);
  border-radius: 6px;
  padding: 24px 18px;
}

.page-about .about-chart-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-about .about-chart-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ink-light);
}

.page-about .about-chart-note {
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--ink-muted);
}

.page-about .about-svg-chart {
  width: 100%;
  height: auto;
  display: block;
  min-width: 320px;
}

.page-about .about-chart-footer {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--ink-muted);
  line-height: 1.65;
  border-top: 1px solid var(--line-dim);
  padding-top: 12px;
}

.page-about .about-cert {
  background:
    linear-gradient(180deg, rgba(0, 168, 255, 0.04) 0%, transparent 22%),
    var(--bg-card-deep);
  border-top: 1px solid var(--line-dim);
  border-bottom: 1px solid var(--line-dim);
}

.page-about .about-cert-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-about .about-cert-card {
  background: var(--bg-card);
  border: 1px solid var(--line-dim);
  padding: 28px 24px 24px;
  position: relative;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-about .about-cert-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  width: 44px;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--green));
}

.page-about .about-cert-card:hover {
  border-color: var(--line-blue);
  background: var(--bg-card-deep);
}

.page-about .about-cert-num {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 26px;
  color: transparent;
  -webkit-text-stroke: 1px var(--blue);
  font-weight: 700;
  margin-bottom: 14px;
  opacity: 0.85;
}

.page-about .about-cert-card h3 {
  font-size: 18px;
  color: var(--ink-light);
  font-weight: 700;
  margin: 0 0 10px;
}

.page-about .about-cert-card p {
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
}

.page-about .about-team {
  background:
    radial-gradient(circle at 14% 30%, rgba(255, 69, 0, 0.05) 0%, transparent 36%),
    var(--bg-deep);
}

.page-about .about-team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-bottom: 40px;
  align-items: start;
}

.page-about .about-team-media {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-about .about-team-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-about .about-team-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-about .about-team-group {
  background: var(--bg-card);
  border: 1px solid var(--line-dim);
  border-right: 3px solid var(--orange);
  padding: 20px 22px;
  transition: border-color 0.25s ease, background 0.25s ease;
}

.page-about .about-team-group:hover {
  border-color: var(--line-green);
  background: var(--bg-card-deep);
}

.page-about .about-team-code {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  padding: 2px 8px;
  background: rgba(57, 255, 20, 0.08);
  border-radius: 2px;
}

.page-about .about-team-group h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-light);
  margin: 0 0 8px;
}

.page-about .about-team-group p {
  font-size: 14px;
  line-height: 1.65;
  margin: 0;
  color: var(--ink-body);
}

.page-about .about-team-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(0, 168, 255, 0.1) 0%, rgba(57, 255, 20, 0.05) 100%);
  border: 1px solid var(--line-blue);
  border-left: 4px solid var(--blue);
}

.page-about .about-team-footer p {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-light);
}

@media (min-width: 720px) {
  .page-about .about-hero {
    padding: 44px 0 64px;
  }

  .page-about .about-hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
  }

  .page-about .about-hero-index {
    font-size: 92px;
  }

  .page-about .about-story-grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
  }

  .page-about .about-story-media {
    position: sticky;
    top: 24px;
  }

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

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

  .page-about .about-team-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 44px;
  }

  .page-about .about-timeline-card:hover {
    transform: translateX(6px);
  }
}

@media (min-width: 1080px) {
  .page-about .about-hero {
    padding: 56px 0 80px;
  }

  .page-about .about-hero-inner {
    gap: 60px;
  }

  .page-about .about-story,
  .page-about .about-milestones,
  .page-about .about-capability,
  .page-about .about-cert,
  .page-about .about-team {
    padding: 88px 0;
  }

  .page-about .about-section-head {
    margin-bottom: 48px;
  }

  .page-about .about-timeline-item {
    padding-left: 68px;
  }

  .page-about .about-timeline::before {
    left: 23px;
  }

  .page-about .about-timeline-node {
    width: 48px;
    height: 48px;
  }

  .page-about .about-capacity-card {
    padding: 34px 28px;
  }

  .page-about .about-team-footer {
    padding: 28px 36px;
  }
}