.page-about {
  --about-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --about-slice: 18px;
  color: var(--text);
  background: var(--bg);
}

.page-about .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  margin-bottom: 28px;
}

.page-about .breadcrumb__link {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .breadcrumb__link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.page-about .breadcrumb__item {
  color: var(--text-soft);
}

.page-about .breadcrumb__item::before {
  content: "//";
  margin-right: 12px;
  color: var(--accent);
  font-family: var(--font-display);
}

.page-about .about-hero {
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(rgba(192, 192, 192, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192, 192, 192, 0.04) 1px, transparent 1px),
    linear-gradient(120deg, var(--bg) 0%, var(--bg-elev) 72%, rgba(57, 255, 20, 0.05) 100%);
  background-size: 44px 44px, 44px 44px, 100% 100%;
}

.page-about .about-hero__grid {
  display: grid;
  gap: 36px;
}

.page-about .about-hero__content h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 58px);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 8px 0 20px;
}

.page-about .about-hero__lead {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 620px;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.page-about .about-hero__mission {
  position: relative;
  background: linear-gradient(135deg, #112240 0%, #0f1d3a 100%);
  border-left: 4px solid var(--accent);
  padding: 32px 28px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
  box-shadow: var(--shadow);
}

.page-about .about-hero__mission-no {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}

.page-about .about-hero__mission h2 {
  font-family: var(--font-display);
  font-size: 22px;
  margin: 14px 0 12px;
  color: var(--text);
}

.page-about .about-hero__mission p {
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-soft);
  margin-bottom: 20px;
}

.page-about .about-hero__mission-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .about-hero__mission-meta .tag {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--accent);
}

.page-about .about-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-about .about-hero__jump a {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.page-about .about-intro__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-about .media-frame {
  width: 100%;
}

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

.page-about .about-intro__media {
  border-top: 2px solid var(--line-strong);
}

.page-about .about-intro__text p {
  line-height: 1.78;
  color: var(--text-soft);
  margin-bottom: 16px;
  font-size: 16px;
}

.page-about .about-intro__text h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1.24;
  margin: 8px 0 16px;
}

.page-about .about-intro__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-about .about-intro__list li {
  position: relative;
  padding: 10px 0 10px 28px;
  border-bottom: 1px dashed var(--line);
  font-size: 15px;
  color: var(--text);
}

.page-about .about-intro__list li::before {
  content: "›";
  position: absolute;
  left: 0;
  top: 9px;
  color: var(--accent);
  font-size: 20px;
  font-family: var(--font-display);
}

.page-about .section__head {
  position: relative;
  padding-left: 18px;
  border-left: 3px solid var(--accent-orange);
  margin-bottom: 16px;
}

.page-about .section__head .section__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 38px);
  font-weight: 700;
  line-height: 1.2;
  margin: 8px 0 12px;
  color: var(--text);
}

.page-about .section__desc {
  color: var(--text-soft);
  max-width: 660px;
  line-height: 1.7;
  font-size: 16px;
}

.page-about .timeline-wrap {
  margin-top: 40px;
}

.page-about .timeline {
  position: relative;
  padding-left: 24px;
}

.page-about .timeline__line {
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--line-strong) 50%, rgba(57, 255, 20, 0) 100%);
}

.page-about .timeline__item {
  position: relative;
  margin-bottom: 28px;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 26px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--accent);
  background: var(--bg);
  transform: rotate(45deg);
  z-index: 2;
}

.page-about .timeline__year {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--accent-orange);
  letter-spacing: 0.08em;
  text-align: left;
  margin-bottom: 8px;
}

.page-about .timeline__card {
  background: var(--bg-elev);
  border-left: 3px solid var(--accent);
  padding: 18px 20px;
}

.page-about .timeline__card h3 {
  font-family: var(--font-display);
  font-size: 17px;
  margin: 0 0 8px;
  color: var(--text);
}

.page-about .timeline__card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.65;
  font-size: 15px;
}

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

.page-about .about-stats__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-about .about-stats__metrics .metric {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  padding: 20px 16px;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.page-about .about-stats__metrics .metric::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
}

.page-about .about-stats__metrics .metric--orange::after {
  background: var(--accent-orange);
}

.page-about .about-stats__metrics .metric__value {
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--accent);
  display: block;
}

.page-about .about-stats__metrics .metric--orange .metric__value {
  color: var(--accent-orange);
}

.page-about .about-stats__metrics .metric__label {
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  margin-top: 10px;
  display: block;
}

.page-about .about-stats__chart {
  border-bottom: 2px solid var(--line-strong);
}

.page-about .about-cert__grid {
  display: grid;
  gap: 16px;
  margin-top: 36px;
}

.page-about .cert-card {
  position: relative;
  background: var(--bg-elev);
  padding: 28px 24px 32px;
  border-top: 2px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-slice)), calc(100% - var(--about-slice)) 100%, 0 100%);
}

.page-about .cert-card__no {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.page-about .cert-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin: 12px 0 10px;
  color: var(--text);
}

.page-about .cert-card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.65;
  font-size: 15px;
}

.page-about .about-partners__grid {
  display: grid;
  gap: 40px;
  align-items: center;
}

.page-about .about-partners__media {
  border-right: 2px solid var(--line-strong);
}

.page-about .about-partners__content h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 32px);
  margin-bottom: 16px;
  color: var(--text);
}

.page-about .about-partners__content p {
  color: var(--text-soft);
  line-height: 1.75;
  font-size: 16px;
  margin-bottom: 20px;
}

.page-about .about-partners__honors {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.page-about .honor-card {
  position: relative;
  background: var(--bg-soft);
  border-left: 4px solid var(--accent-orange);
  padding: 20px 22px;
  overflow: hidden;
  transition: transform 0.35s var(--about-ease), border-color 0.35s ease, background 0.35s ease;
  transform-style: preserve-3d;
}

.page-about .honor-card:hover {
  transform: perspective(640px) rotateX(3deg) rotateY(-5deg) translateY(-4px);
  border-color: var(--accent);
  background: var(--bg-elev);
}

.page-about .honor-card__tag {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--accent-orange);
}

.page-about .honor-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  margin: 8px 0 6px;
  color: var(--text);
}

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

.page-about .about-partners__logo-wall {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.page-about .logo-wall__item {
  position: relative;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--metal);
  border: 1px solid var(--line);
  background: rgba(192, 192, 192, 0.04);
  padding: 10px 14px;
  text-transform: uppercase;
  overflow: hidden;
}

.page-about .logo-wall__item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(57, 255, 20, 0.08) 0%, transparent 45%);
  pointer-events: none;
}

.page-about .about-partners__link a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-about .about-partners__link a:hover {
  color: var(--accent-orange);
  border-color: var(--accent-orange);
}

@media (prefers-reduced-motion: reduce) {
  .page-about .honor-card {
    transition: none;
    transform: none;
  }

  .page-about .about-hero__mission,
  .page-about .about-intro__media,
  .page-about .about-stats__chart,
  .page-about .about-partners__media,
  .page-about .cert-card,
  .page-about .honor-card {
    clip-path: none;
  }
}

@media (min-width: 768px) {
  .page-about .about-hero {
    padding: 64px 0 48px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: center;
  }

  .page-about .about-hero__mission {
    padding: 40px 32px;
  }

  .page-about .about-intro__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 56px;
  }

  .page-about .about-intro__media {
    border-top: 2px solid var(--line-strong);
    margin-left: 0;
  }

  .page-about .timeline {
    max-width: 960px;
    padding-left: 0;
  }

  .page-about .timeline__line {
    left: 96px;
  }

  .page-about .timeline__item {
    display: grid;
    grid-template-columns: 96px 1fr;
    column-gap: 32px;
    margin-bottom: 36px;
  }

  .page-about .timeline__item::before {
    left: 90px;
    top: 26px;
  }

  .page-about .timeline__year {
    text-align: right;
    padding-top: 20px;
    margin-bottom: 0;
  }

  .page-about .timeline__card {
    margin-top: 0;
  }

  .page-about .about-stats__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
  }

  .page-about .about-stats__metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-about .about-stats__metrics .metric {
    min-height: 150px;
  }

  .page-about .about-cert__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .page-about .about-partners__grid {
    grid-template-columns: 0.85fr 1.15fr;
    gap: 56px;
  }
}

@media (min-width: 1024px) {
  .page-about .about-hero__grid {
    gap: 80px;
  }

  .page-about .about-intro__grid {
    gap: 80px;
  }

  .page-about .about-stats__grid {
    gap: 80px;
  }

  .page-about .about-partners__grid {
    gap: 72px;
  }

  .page-about .about-stats__metrics .metric__value {
    font-size: 34px;
  }

  .page-about .timeline__card h3 {
    font-size: 18px;
  }

  .page-about .about-cert__grid .cert-card {
    padding: 32px 28px 38px;
  }
}