.page-about {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 56px 56px;
  color: var(--c-gray);
}

.page-about section[id] {
  scroll-margin-top: calc(var(--header-h) + 88px);
}

.page-about .about-banner {
  position: relative;
  overflow: hidden;
  padding: 56px 0 40px;
}

.page-about .about-banner::before {
  content: "PHOENIX";
  position: absolute;
  right: -24px;
  top: 18px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 112px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 162, 39, 0.1);
  white-space: nowrap;
  pointer-events: none;
  z-index: 0;
}

.page-about .about-banner__layout {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-about .about-banner__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-gold);
  margin: 0 0 8px;
}

.page-about .about-banner__title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: clamp(42px, 9vw, 88px);
  line-height: 0.95;
  margin: 0;
  color: var(--c-ivory);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.page-about .about-banner__sub {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 24px;
  line-height: 1.25;
  margin: 10px 0 0;
  background: linear-gradient(120deg, var(--c-primary), var(--c-gradient));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-about .about-banner__lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-gray);
  margin: 0 0 18px;
  max-width: 560px;
}

.page-about .about-banner__data {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  max-width: 560px;
}

.page-about .about-banner__data .data-line {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid rgba(201, 162, 39, 0.3);
  background: var(--c-dark-2);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gray);
}

.page-about .about-banner__data .data-line__value {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 22px;
  color: var(--c-primary);
}

.page-about .about-jump {
  position: sticky;
  top: var(--header-h);
  z-index: 40;
  background: rgba(10, 10, 10, 0.86);
  backdrop-filter: blur(8px);
  border-top: 1px solid rgba(201, 162, 39, 0.25);
  border-bottom: 1px solid rgba(201, 162, 39, 0.25);
}

.page-about .about-jump .container {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding-top: 10px;
  padding-bottom: 10px;
}

.page-about .about-jump__head {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-gold);
}

.page-about .about-jump__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 16px;
}

.page-about .about-jump__link {
  font-size: 14px;
  color: var(--c-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.page-about .about-jump__link:hover,
.page-about .about-jump__link:focus {
  color: var(--c-primary);
  border-color: var(--c-primary);
}

.page-about .about-chapter {
  padding-top: 56px;
  padding-bottom: 56px;
}

.page-about .about-chapter + .about-chapter {
  border-top: 1px solid rgba(201, 162, 39, 0.14);
}

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

.page-about .mag-rail {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(201, 162, 39, 0.35);
  padding-bottom: 12px;
}

.page-about .mag-rail__index {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--c-primary);
  font-size: 32px;
  line-height: 1;
}

.page-about .mag-rail__title {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--c-ivory);
  font-size: 26px;
  line-height: 1;
  margin: 0;
}

.page-about .mag-rail__en {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-gold);
}

.page-about .origin-lead {
  display: grid;
  gap: 16px;
}

.page-about .origin-lead__quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 28px;
  line-height: 1.15;
  color: var(--c-primary);
  margin: 0;
}

.page-about .origin-lead__text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-gray);
  margin: 0;
}

.page-about .origin-flex {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

.page-about .origin-flex__copy {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-gray);
}

.page-about .origin-flex__copy p {
  margin: 0 0 14px;
}

.page-about .origin-flex__more {
  color: var(--c-ivory);
}

.page-about .origin-route {
  margin-top: 18px;
  font-size: 13px;
}

.page-about .origin-route a {
  color: var(--c-primary);
  text-underline-offset: 4px;
}

.page-about .origin-flex__media {
  display: grid;
  gap: 12px;
}

.page-about .origin-img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  border: 2px solid rgba(201, 162, 39, 0.5);
  box-shadow: var(--shadow-orange);
}

.page-about .origin-ripple {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  border: 1px solid rgba(201, 162, 39, 0.25);
  background: radial-gradient(circle at 50% 50%, rgba(201, 162, 39, 0.14), transparent 70%);
  cursor: pointer;
  overflow: hidden;
}

.page-about .origin-ripple__ring {
  position: absolute;
  width: 56px;
  height: 56px;
  border: 1px solid rgba(201, 162, 39, 0.6);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(248, 90, 30, 0.35);
  transition: box-shadow var(--transition);
}

.page-about .origin-ripple__text {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gold);
  letter-spacing: 0.08em;
  position: relative;
  z-index: 1;
}

.page-about .origin-ripple:hover .origin-ripple__ring {
  box-shadow: 0 0 0 10px rgba(248, 90, 30, 0.12);
}

.page-about .origin-ripple:active .origin-ripple__ring {
  animation: page-about-cloud-pulse 0.55s var(--ease-expo);
}

.page-about .origin-ripple:focus {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
}

@keyframes page-about-cloud-pulse {
  0% {
    transform: scale(0.9);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.25);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.page-about .timeline {
  display: grid;
  gap: 32px;
}

.page-about .timeline-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding-left: 16px;
  border-left: 3px solid rgba(248, 90, 30, 0.45);
}

.page-about .timeline-item__side {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-about .timeline-item__version {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-primary);
  border: 1px solid rgba(248, 90, 30, 0.65);
  padding: 2px 6px;
  white-space: nowrap;
}

.page-about .timeline-item__year {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 32px;
  line-height: 1;
  color: var(--c-gold);
}

.page-about .timeline-item__track {
  display: none;
}

.page-about .timeline-item__content {
  background: var(--c-dark-2);
  border: 1px solid rgba(201, 162, 39, 0.22);
  border-left: 4px solid var(--c-primary);
  box-shadow: var(--shadow-hard);
  padding: 20px 20px 16px;
}

.page-about .timeline-item__content h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 24px;
  line-height: 1.2;
  margin: 0 0 10px;
  color: var(--c-ivory);
  letter-spacing: 0.02em;
}

.page-about .timeline-item__content p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-gray);
  margin: 0 0 12px;
}

.page-about .timeline-item__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-about .timeline-note {
  margin-top: 32px;
  border-left: 3px solid var(--c-gold);
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.1), transparent 80%);
  padding: 16px 20px;
}

.page-about .note-col__title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 18px;
  color: var(--c-gold);
  text-transform: uppercase;
}

.page-about .note-col p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 8px 0 0;
}

.page-about .team-copy {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-gray);
}

.page-about .team-copy p {
  margin: 0 0 14px;
}

.page-about .team-copy__lead {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--c-ivory);
}

.page-about .team-facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 24px 0;
}

.page-about .team-fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--c-dark);
  border: 1px solid rgba(201, 162, 39, 0.3);
  box-shadow: var(--shadow-hard);
  padding: 14px 12px;
}

.page-about .team-fact__num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 34px;
  line-height: 1;
  color: var(--c-primary);
}

.page-about .team-fact__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-gray);
}

.page-about .team-photo {
  margin-top: 28px;
}

.page-about .team-photo img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border: 1px solid rgba(201, 162, 39, 0.4);
  box-shadow: var(--shadow-gold);
}

.page-about .honor-grid {
  display: grid;
  gap: 20px;
}

.page-about .honor-card {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(248, 90, 30, 0.08), transparent 60%),
    var(--c-dark-2);
  border: 1px solid rgba(201, 162, 39, 0.35);
  padding: 20px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.page-about .honor-card::before {
  content: attr(data-year);
  position: absolute;
  right: -8px;
  bottom: -24px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 84px;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(201, 162, 39, 0.3);
  pointer-events: none;
}

.page-about .honor-card:hover,
.page-about .honor-card:focus-within {
  transform: translateY(-4px);
  border-color: var(--c-gold);
  box-shadow: var(--shadow-gold);
}

.page-about .honor-card__year {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-gold);
  border: 1px solid rgba(201, 162, 39, 0.5);
  padding: 2px 8px;
}

.page-about .honor-card__name {
  display: block;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--c-ivory);
  margin: 42px 0 10px;
}

.page-about .honor-card__desc {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0 0 14px;
}

.page-about .honor-pano {
  margin-top: 24px;
}

.page-about .honor-pano img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-hard);
}

.page-about .honor-pano__caption {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-gray);
  margin: 10px 0 0;
}

.page-about .community-block {
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-gray);
}

.page-about .community-block p {
  margin: 0 0 14px;
}

.page-about .community-block .text-lead {
  font-size: 22px;
  font-weight: 600;
  color: var(--c-ivory);
}

.page-about .community-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 24px 0;
}

.page-about .community-metrics .data-line {
  display: flex;
  flex-direction: column;
  gap: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gray);
}

.page-about .community-metrics .data-line__value {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 24px;
  color: var(--c-primary);
}

.page-about .cta-band {
  border: 1px solid rgba(201, 162, 39, 0.4);
  background:
    radial-gradient(circle at 80% 20%, rgba(248, 90, 30, 0.18), transparent 45%),
    var(--c-dark-2);
  padding: 32px 24px;
  text-align: center;
}

.page-about .cta-band h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 36px;
  line-height: 1.1;
  margin: 8px 0 0;
  color: var(--c-ivory);
}

.page-about .cta-band__links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 20px;
}

@media (min-width: 600px) {
  .page-about .team-facts {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 768px) {
  .page-about .about-banner__layout {
    grid-template-columns: 1.4fr 1fr;
    align-items: end;
  }

  .page-about .about-banner__lede {
    font-size: 17px;
  }

  .page-about .origin-lead {
    grid-template-columns: 220px 1fr;
    gap: 32px;
    align-items: start;
  }

  .page-about .origin-flex {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .page-about .timeline-item {
    padding-left: 0;
    border-left: 0;
  }

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

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

@media (min-width: 900px) {
  .page-about .timeline-item {
    grid-template-columns: 96px 36px 1fr;
    gap: 18px;
  }

  .page-about .timeline-item__side {
    display: block;
  }

  .page-about .timeline-item__year {
    font-size: 52px;
    margin-top: 8px;
    color: transparent;
    -webkit-text-stroke: 1.5px rgba(201, 162, 39, 0.7);
  }

  .page-about .timeline-item__track {
    display: block;
    position: relative;
  }

  .page-about .timeline-item__track::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 10px;
    bottom: -40px;
    width: 2px;
    background: linear-gradient(to bottom, rgba(201, 162, 39, 0.75), rgba(201, 162, 39, 0.1));
  }

  .page-about .timeline-item:last-child .timeline-item__track::before {
    bottom: 10px;
  }

  .page-about .timeline-item__node {
    position: absolute;
    top: 8px;
    left: calc(50% - 7px);
    width: 14px;
    height: 14px;
    background: var(--c-primary);
    border: 2px solid var(--c-gold);
    transform: rotate(45deg);
    transition: box-shadow var(--transition), background var(--transition);
  }

  .page-about .timeline-item[data-visible] .timeline-item__node {
    box-shadow: 0 0 0 6px rgba(248, 90, 30, 0.22);
  }

  .page-about .timeline-item__content {
    padding: 24px 24px 18px;
  }

  .page-about .team-photo img {
    max-height: 420px;
    object-fit: cover;
  }

  .page-about .honor-pano img {
    max-height: 380px;
    object-fit: cover;
  }
}

@media (min-width: 1024px) {
  .page-about .about-banner {
    padding: 80px 0 56px;
  }

  .page-about .about-banner::before {
    font-size: 168px;
    right: -32px;
  }

  .page-about .mag-layout {
    grid-template-columns: 210px 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .mag-rail {
    display: block;
    border-bottom: 0;
    padding-bottom: 0;
    position: sticky;
    top: calc(var(--header-h) + 88px);
  }

  .page-about .mag-rail__index {
    font-size: 56px;
  }

  .page-about .mag-rail__title {
    font-size: 40px;
    margin: 10px 0 12px;
  }

  .page-about .mag-rail__en {
    display: block;
    margin-left: 0;
  }

  .page-about .about-chapter {
    padding-top: 72px;
    padding-bottom: 72px;
  }

  .page-about .origin-ripple {
    min-height: 120px;
  }

  .page-about .cta-band {
    padding: 48px 40px;
  }

  .page-about .cta-band h2 {
    font-size: 44px;
  }
}