.page-about {
  --page-bg-accent: var(--color-accent);
  --page-gold-line: var(--color-secondary);
  --page-card-bg: rgba(13, 13, 13, 0.65);
  --page-text-muted: var(--color-text-secondary);
  --page-text-bright: var(--color-text-primary);
  --page-padding-y: 4rem;
  --page-padding-x: 1.6rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--page-padding-y) var(--page-padding-x);
  background-color: var(--page-bg-accent);
  color: var(--page-text-bright);
  font-family: var(--font-body);
  line-height: 1.6;
}
.page-about .breadcrumb {
  font-size: var(--size-small);
  margin-bottom: 2rem;
  color: var(--page-text-muted);
}
.page-about .breadcrumb a {
  color: var(--page-gold-line);
  text-decoration: none;
  transition: color 0.2s;
}
.page-about .breadcrumb a:hover,
.page-about .breadcrumb a:focus-visible {
  color: var(--page-text-bright);
}
.page-about .breadcrumb [aria-current="page"] {
  color: var(--page-text-bright);
  pointer-events: none;
}
.page-about h1,
.page-about h2 {
  font-family: var(--font-headline);
  color: var(--page-gold-line);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 1.2rem;
}
.page-about h1 {
  font-size: var(--size-h1);
}
.page-about h2 {
  font-size: var(--size-h2);
  margin-top: 2.8rem;
  padding-bottom: 0.6rem;
  border-bottom: 2px solid var(--page-gold-line);
  display: inline-block;
}
.page-about h3 {
  font-size: var(--size-h3);
  font-family: var(--font-body);
  color: var(--page-text-bright);
  margin: 0 0 0.8rem;
}
.page-about p {
  font-size: var(--size-body);
  margin: 0 0 1.6rem;
  color: var(--page-text-muted);
}
.page-about .hero-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2rem 0;
}
.page-about .hero-content {
  flex: 1;
}
.page-about .hero-visual {
  flex: 1;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}
.page-about .hero-bg-img {
  width: 100%;
  height: auto;
  max-height: 350px;
  object-fit: cover;
  display: block;
}
.page-about .principle-panel {
  padding: 3rem 0;
}
.page-about .principle-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  margin-bottom: 2.4rem;
}
.page-about .principle-card {
  background: var(--page-card-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(205, 164, 52, 0.3);
  border-radius: 2px;
  padding: 1.6rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.page-about .principle-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
}
.page-about .card-number {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--size-h2);
  color: var(--page-gold-line);
  margin-bottom: 0.4rem;
  opacity: 0.6;
}
.page-about .principle-card code {
  font-family: var(--font-mono);
  background: rgba(205, 164, 52, 0.15);
  padding: 0.1em 0.3em;
  border-radius: 2px;
  color: var(--page-gold-line);
}
.page-about .principle-image {
  max-width: 100%;
  margin: 2rem auto 0;
}
.page-about .principle-image img {
  width: 100%;
  height: auto;
  max-width: 600px;
  object-fit: contain;
  border-radius: 4px;
  display: block;
}
.page-about .iteration-panel {
  padding: 3rem 0;
}
.page-about .timeline {
  position: relative;
  padding-left: 2.4rem;
  margin-top: 2rem;
}
.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 0.8rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--page-gold-line);
  opacity: 0.4;
}
.page-about .timeline-item {
  display: flex;
  gap: 1.2rem;
  margin-bottom: 2rem;
  position: relative;
}
.page-about .timeline-marker {
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  background: var(--page-gold-line);
  border-radius: 50%;
  margin-top: 0.6rem;
  position: relative;
  z-index: 1;
}
.page-about .timeline-content {
  flex: 1;
}
.page-about .timeline-content h3 {
  margin-top: 0;
}
.page-about .timeline-content p {
  margin-bottom: 0;
}
.page-about .commitment-panel {
  padding: 3rem 0;
  text-align: center;
}
.page-about .commitment-img {
  width: 100%;
  height: auto;
  max-width: 400px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 auto 2rem;
  display: block;
}
.page-about .commitment-panel p {
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}
.page-about .btn {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: var(--size-body);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.8rem 2rem;
  background: var(--color-secondary);
  color: var(--color-accent);
  border: 2px solid var(--color-secondary);
  border-radius: 0;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
}
.page-about .btn:hover,
.page-about .btn:focus-visible {
  background: transparent;
  color: var(--color-secondary);
}
@media (min-width: 768px) {
  .page-about {
    padding: 5rem 2.4rem;
  }
  .page-about .hero-panel {
    flex-direction: row;
    align-items: center;
  }
  .page-about .hero-visual {
    max-width: 60%;
  }
  .page-about .hero-bg-img {
    max-height: none;
    height: 100%;
    object-fit: cover;
  }
  .page-about .principle-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-about .principle-image {
    text-align: center;
  }
  .page-about .commitment-panel {
    padding: 4rem 0;
  }
}
</style>