.page-about {
  --about-accent: #39FF88;
  --about-cyan: #00D4FF;
  --about-alert: #FF5B3A;
  --about-panel: #0F2540;
  --about-deep: #071022;
  --about-light: #F4F7FB;
  --about-soft: #C7D4E5;
  --about-dim: #8FA3BF;
  --about-border: rgba(0, 212, 255, 0.14);
  position: relative;
  background:
    radial-gradient(1100px 520px at 88% -5%, rgba(0, 212, 255, 0.2), transparent 60%),
    radial-gradient(980px 460px at 3% 16%, rgba(57, 255, 136, 0.1), transparent 54%),
    linear-gradient(180deg, #0A1628 0%, #071022 96%);
  color: var(--about-light);
  overflow-x: hidden;
}

.page-about section {
  scroll-margin-top: 104px;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-heading);
  line-height: 1.1;
}

.page-about h1 {
  font-size: clamp(34px, 7vw, 64px);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-about h2 {
  font-size: clamp(28px, 5vw, 42px);
  font-weight: 800;
}

.page-about h3 {
  font-size: 20px;
  font-weight: 700;
}

.page-about p {
  color: var(--about-soft);
  line-height: 1.8;
}

.page-about .section-spacing {
  padding: clamp(64px, 10vw, 112px) 0;
}

.page-about .about-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  color: var(--about-accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.page-about .about-label::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--about-accent), var(--about-cyan));
}

.page-about .about-title {
  margin: 0;
}

.page-about .about-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--about-accent);
  letter-spacing: -0.01em;
}

.page-about .about-frame {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.page-about .about-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 14px;
  color: var(--about-dim);
}

.page-about .about-breadcrumb a {
  color: var(--about-cyan);
  text-decoration: none;
  transition: color 0.25s ease;
}

.page-about .about-breadcrumb a:hover {
  color: var(--about-accent);
}

.page-about .about-breadcrumb__sep {
  opacity: 0.55;
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(48px, 9vw, 104px) 0 32px;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -120px;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.24), transparent 64%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -60px;
  bottom: -60px;
  width: 220px;
  height: 220px;
  border-radius: 32px;
  border: 1px solid rgba(57, 255, 136, 0.16);
  transform: rotate(12deg);
  pointer-events: none;
}

.page-about .about-hero__shell {
  position: relative;
  z-index: 1;
}

.page-about .about-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 8px 16px;
  border: 1px solid rgba(57, 255, 136, 0.32);
  border-radius: 999px;
  background: rgba(57, 255, 136, 0.08);
  color: var(--about-accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.page-about .about-hero__title {
  max-width: 1000px;
  margin: 22px 0 0;
}

.page-about .about-hero__lead {
  max-width: 720px;
  margin: 22px 0 0;
  font-size: 18px;
  line-height: 1.9;
  color: var(--about-soft);
}

.page-about .about-hero__actions {
  margin-top: 30px;
}

.page-about .about-hero__anchor {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--about-accent), var(--about-cyan));
  color: #0A1628;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 12px 40px rgba(57, 255, 136, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about .about-hero__anchor:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 56px rgba(57, 255, 136, 0.3);
}

.page-about .about-ticker {
  width: 100%;
  overflow: hidden;
  padding: 14px 0;
  border-block: 1px solid var(--about-border);
  background: rgba(7, 16, 34, 0.4);
}

.page-about .about-ticker__track {
  display: flex;
  width: max-content;
  animation: pageAboutTicker 36s linear infinite;
}

.page-about .about-ticker__group {
  display: inline-flex;
  align-items: center;
  gap: 40px;
  padding-right: 40px;
}

.page-about .about-ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: var(--about-soft);
}

.page-about .about-ticker__item::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 0 4px rgba(57, 255, 136, 0.12);
}

@keyframes pageAboutTicker {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.page-about .about-mission__head {
  margin-bottom: clamp(28px, 5vw, 52px);
}

.page-about .about-mission__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-about .about-mission__statement {
  padding: clamp(26px, 4vw, 44px);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(15, 37, 64, 0.72), rgba(7, 16, 34, 0.6));
  border: 1px solid var(--about-border);
  box-shadow: var(--shadow);
}

.page-about .about-mission__lead {
  margin: 0 0 16px;
  font-family: var(--font-heading);
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--about-light);
}

.page-about .about-mission__statement p:not(.about-mission__lead) {
  margin: 14px 0 0;
}

.page-about .about-mission__map {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-mission__map li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-height: 108px;
  padding: 18px;
  border-radius: 24px;
  background: rgba(15, 37, 64, 0.56);
  border: 1px solid var(--about-border);
}

.page-about .about-mission__map li .about-num {
  font-size: 28px;
}

.page-about .about-mission__map li span:last-child {
  font-size: 13px;
  line-height: 1.5;
  color: var(--about-dim);
}

.page-about .about-milestones {
  position: relative;
  background: linear-gradient(180deg, rgba(7, 16, 34, 0.3), rgba(10, 22, 40, 0.55));
}

.page-about .about-milestones__head {
  margin-bottom: 28px;
}

.page-about .about-milestones__lead {
  max-width: 640px;
  margin: 14px 0 0;
}

.page-about .about-timeline-figure {
  margin: 32px 0 60px;
}

.page-about .about-timeline-figure figcaption,
.page-about .about-data__figure figcaption,
.page-about .about-team__figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 14px;
  text-align: right;
  color: var(--about-dim);
}

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

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 32px;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(57, 255, 136, 0.9), rgba(0, 212, 255, 0.55), rgba(255, 91, 58, 0.4));
  transform: translateX(-2px);
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 40px 84px;
}

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

.page-about .about-timeline__dot {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--about-accent);
  box-shadow: 0 0 0 6px rgba(57, 255, 136, 0.16), 0 0 24px rgba(57, 255, 136, 0.5);
  transform: translateX(-50%);
}

.page-about .about-timeline__card {
  padding: clamp(22px, 4vw, 36px);
  border-radius: var(--radius-lg);
  background: rgba(15, 37, 64, 0.68);
  border: 1px solid var(--about-border);
  box-shadow: var(--shadow);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.page-about .about-timeline__item:hover .about-timeline__card {
  border-color: rgba(57, 255, 136, 0.4);
  transform: translateY(-2px);
}

.page-about .about-timeline__card h3 {
  margin: 16px 0 10px;
}

.page-about .about-timeline__card p {
  margin: 0;
  font-size: 15px;
}

.page-about .about-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.24);
  color: var(--about-cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}

.page-about .about-badge--highlight {
  background: rgba(57, 255, 136, 0.1);
  border-color: rgba(57, 255, 136, 0.32);
  color: var(--about-accent);
}

.page-about .about-more {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--about-border);
}

.page-about .about-more summary {
  list-style: none;
  cursor: pointer;
  color: var(--about-accent);
  font-size: 14px;
  font-weight: 700;
}

.page-about .about-more summary::-webkit-details-marker {
  display: none;
}

.page-about .about-more summary::before {
  content: "＋ ";
}

.page-about .about-more[open] summary::before {
  content: "－ ";
}

.page-about .about-more p {
  margin: 14px 0 0;
  font-size: 14px;
}

.page-about .about-data__head {
  margin-bottom: 32px;
}

.page-about .about-data__lead {
  margin: 14px 0 0;
}

.page-about .about-data__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-about .about-data__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .about-data__card {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 16px;
  padding: 22px;
  border-radius: 24px;
  background: rgba(15, 37, 64, 0.52);
  border: 1px solid var(--about-border);
}

.page-about .about-data__index {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--about-alert);
  padding-top: 4px;
}

.page-about .about-data__card h3 {
  grid-column: 2;
  margin: 0;
}

.page-about .about-data__card p {
  grid-column: 2;
  margin: 0;
  font-size: 14px;
}

.page-about .about-data__figure,
.page-about .about-team__figure {
  margin: 0;
}

.page-about .about-workflow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-workflow li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  border-radius: 20px;
  background: rgba(7, 16, 34, 0.44);
  border: 1px solid var(--about-border);
}

.page-about .about-workflow span {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--about-accent);
}

.page-about .about-workflow p {
  margin: 0;
  font-size: 14px;
}

.page-about .about-team {
  background: linear-gradient(180deg, rgba(7, 16, 34, 0.2), rgba(10, 22, 40, 0.35));
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-about .about-team__list {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-team__list li {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 14px 16px;
  border-left: 3px solid var(--about-accent);
  border-radius: 0 16px 16px 0;
  background: rgba(15, 37, 64, 0.4);
}

.page-about .about-team__list li .about-num {
  min-width: 58px;
  font-size: 18px;
}

.page-about .about-team__list li span:last-child {
  font-size: 14px;
  color: var(--about-soft);
}

.page-about .about-team__body p:not(.about-label) {
  margin: 14px 0 0;
}

.page-about .about-honors__lead {
  max-width: 640px;
  margin: 14px 0 28px;
}

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

.page-about .about-honor {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(15, 37, 64, 0.8), rgba(7, 16, 34, 0.6));
  border: 1px solid var(--about-border);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.page-about .about-honor:hover {
  transform: translateY(-6px);
  border-color: rgba(57, 255, 136, 0.42);
}

.page-about .about-honor__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: rgba(57, 255, 136, 0.1);
  color: var(--about-accent);
  font-size: 18px;
  transition: transform 0.3s ease;
}

.page-about .about-honor:hover .about-honor__icon {
  transform: scale(1.12);
}

.page-about .about-honor h3 {
  margin: 0 0 10px;
}

.page-about .about-honor p {
  margin: 0;
  font-size: 14px;
}

.page-about .about-next {
  padding-top: 0;
}

.page-about .about-next__panel {
  padding: clamp(28px, 6vw, 64px);
  text-align: center;
  border-radius: calc(var(--radius-lg) + 8px);
  background:
    radial-gradient(420px 200px at 15% 0%, rgba(57, 255, 136, 0.16), transparent 60%),
    radial-gradient(420px 220px at 85% 0%, rgba(0, 212, 255, 0.16), transparent 55%),
    linear-gradient(135deg, rgba(15, 37, 64, 0.92), rgba(7, 16, 34, 0.9));
  border: 1px solid rgba(57, 255, 136, 0.22);
}

.page-about .about-next__panel p {
  max-width: 620px;
  margin: 14px auto 0;
}

.page-about .about-next__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.page-about .about-link:hover {
  transform: translateY(-3px);
}

.page-about .about-link--primary {
  background: linear-gradient(90deg, var(--about-accent), var(--about-cyan));
  color: #0A1628;
  box-shadow: 0 12px 32px rgba(57, 255, 136, 0.18);
}

.page-about .about-link--ghost {
  border: 1px solid rgba(0, 212, 255, 0.32);
  background: rgba(0, 212, 255, 0.08);
  color: var(--about-light);
}

.page-about .about-link--ghost:hover {
  border-color: var(--about-accent);
  background: rgba(57, 255, 136, 0.08);
  color: var(--about-accent);
}

@media (min-width: 768px) {
  .page-about .about-mission__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
    align-items: stretch;
  }

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

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

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

  .page-about .about-workflow li {
    flex-direction: column;
  }

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

@media (min-width: 960px) {
  .page-about .about-data__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.9fr);
    align-items: center;
  }

  .page-about .about-data__figure {
    margin: 0;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
    gap: clamp(36px, 6vw, 72px);
  }

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

  .page-about .about-timeline {
    padding-top: 8px;
  }

  .page-about .about-timeline::before {
    left: 50%;
    transform: translateX(-50%);
  }

  .page-about .about-timeline__item {
    width: 50%;
    padding: 0 72px 56px 0;
  }

  .page-about .about-timeline__item:nth-child(even) {
    margin-left: 50%;
    padding: 0 0 56px 72px;
  }

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

  .page-about .about-timeline__dot {
    top: 36px;
    left: auto;
    right: -8px;
    transform: none;
  }

  .page-about .about-timeline__item:nth-child(even) .about-timeline__dot {
    left: -8px;
    right: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about *,
  .page-about *::before,
  .page-about *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  .page-about .about-ticker__track {
    animation: none;
  }
}