.page-about {
  --about-gap-lg: clamp(56px, 8vw, 112px);
  --about-cut: 22px;
}

.page-about section {
  padding-block: var(--about-gap-lg);
}

.page-about .breadcrumb {
  margin-inline: auto;
  max-width: var(--wrap);
  padding: 20px var(--gutter) 0;
}

/* ---------- HERO ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(36px, 6vw, 80px) clamp(48px, 7vw, 96px);
  border-bottom: 1px solid var(--line);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -14vw;
  width: min(46vw, 620px);
  aspect-ratio: 1 / 1.15;
  background: linear-gradient(155deg, rgba(255, 106, 26, 0.92), rgba(139, 92, 255, 0.5) 62%, rgba(11, 16, 38, 0) 88%);
  clip-path: polygon(58% 0, 100% 0, 100% 100%, 0 62%);
  opacity: 0.3;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 26%;
  width: 34vw;
  height: 3px;
  background: linear-gradient(90deg, var(--yellow), var(--cherry) 70%, transparent);
  transform: rotate(-6deg);
  transform-origin: left center;
  opacity: 0.75;
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-about .about-hero__main h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 14px 0 0;
  color: var(--paper);
  text-shadow: 3px 3px 0 rgba(255, 106, 26, 0.55), 6px 6px 0 rgba(139, 92, 255, 0.25);
}

.page-about .about-hero__lede {
  max-width: 52ch;
  margin-top: 20px;
  color: var(--muted);
}

.page-about .about-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-about .about-hero__index {
  align-self: start;
  display: grid;
  gap: 2px;
  padding: 18px;
  background: rgba(255, 247, 232, 0.04);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--about-cut) 100%, 0 calc(100% - var(--about-cut)));
}

.page-about .about-hero__index-title {
  color: var(--yellow);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  margin-bottom: 8px;
}

.page-about .about-hero__index-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 4px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px dashed var(--line);
  font-size: 0.95rem;
  transition: color 0.16s ease, padding-left 0.16s ease;
}

.page-about .about-hero__index-item:last-child {
  border-bottom: 0;
}

.page-about .about-hero__index-item .mono {
  color: var(--orange);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.page-about .about-hero__index-item:hover,
.page-about .about-hero__index-item:focus-visible {
  color: var(--lime);
  padding-left: 10px;
}

/* ---------- ORIGIN ---------- */
.page-about .about-origin {
  padding-inline: 0;
}

.page-about .about-origin .container,
.page-about .about-timeline .container,
.page-about .about-capability .container,
.page-about .about-network .container,
.page-about .about-scenes .container,
.page-about .about-creed .container {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.page-about .about-origin__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
  margin-top: 32px;
}

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

.page-about .about-origin__body p {
  color: var(--muted);
  margin-bottom: 16px;
}

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

.page-about .about-origin__points li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px 14px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 247, 232, 0.045);
  font-size: 0.95rem;
  color: var(--paper);
}

.page-about .about-origin__points .mono {
  color: var(--yellow);
  font-size: 0.78rem;
  line-height: 1.6;
}

/* ---------- TIMELINE ---------- */
.page-about .about-timeline {
  background:
    radial-gradient(circle at 88% 6%, rgba(139, 92, 255, 0.16), transparent 46%),
    radial-gradient(circle at 6% 66%, rgba(53, 199, 255, 0.1), transparent 42%);
  border-block: 1px solid var(--line);
}

.page-about .about-timeline__intro {
  max-width: 56ch;
  color: var(--muted);
  margin-top: 14px;
}

.page-about .about-timeline__figure {
  margin: 32px 0 clamp(32px, 5vw, 56px);
}

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

.page-about .about-timeline__rail {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-about .about-timeline__rail-title {
  width: 100%;
  color: var(--muted-dim);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  margin: 0 0 4px;
}

.page-about .about-timeline__rail-item {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  color: var(--paper);
  text-decoration: none;
  border: 1px solid var(--line-strong);
  background: rgba(255, 247, 232, 0.03);
  transition: border-color 0.16s ease, color 0.16s ease, transform 0.16s ease;
}

.page-about .about-timeline__rail-item .mono {
  color: var(--orange);
  font-size: 0.68rem;
}

.page-about .about-timeline__rail-item:hover,
.page-about .about-timeline__rail-item:focus-visible {
  color: var(--yellow);
  border-color: var(--yellow);
  transform: translateY(-2px);
}

.page-about .about-timeline__nodes {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
}

.page-about .tl-node {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 22px 22px 24px;
  background: var(--paper-2);
  color: var(--ink);
  border-left: 5px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.page-about .tl-node:hover {
  transform: translateY(-4px);
  box-shadow: 8px 12px 0 rgba(11, 16, 38, 0.42);
}

.page-about .tl-node--orange { border-left-color: var(--orange); }
.page-about .tl-node--yellow { border-left-color: var(--yellow); }
.page-about .tl-node--lime { border-left-color: var(--lime); }
.page-about .tl-node--grape { border-left-color: var(--grape); }
.page-about .tl-node--cherry { border-left-color: var(--cherry); }

.page-about .tl-node__year {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  line-height: 1;
  letter-spacing: 0.02em;
  margin: 0;
  color: var(--orange);
  text-shadow: 3px 3px 0 rgba(19, 24, 46, 0.16);
}

.page-about .tl-node--yellow .tl-node__year { color: #b98a00; }
.page-about .tl-node--lime .tl-node__year { color: #4d8a00; }
.page-about .tl-node--grape .tl-node__year { color: var(--grape); }
.page-about .tl-node--cherry .tl-node__year { color: var(--cherry); }

.page-about .tl-node__text h3 {
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 2vw, 1.38rem);
  margin: 6px 0 10px;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-about .tl-node__text p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: rgba(19, 24, 46, 0.82);
}

.page-about .tl-node__meta {
  margin-top: 14px !important;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: rgba(19, 24, 46, 0.58) !important;
  border-top: 1px dashed rgba(19, 24, 46, 0.22);
  padding-top: 10px;
}

/* ---------- CAPABILITY ---------- */
.page-about .about-capability__intro {
  max-width: 58ch;
  margin-top: 14px;
  color: var(--muted);
}

.page-about .about-capability__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2vw, 22px);
  margin-top: 36px;
}

.page-about .cap-line {
  position: relative;
  padding: 26px 22px 22px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 247, 232, 0.05), rgba(255, 247, 232, 0.015));
  border-top: 4px solid var(--orange);
}

.page-about .cap-line--lime { border-top-color: var(--lime); }
.page-about .cap-line--grape { border-top-color: var(--grape); }

.page-about .cap-line__no {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--muted-dim);
  margin: 0 0 10px;
}

.page-about .cap-line h3 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin: 0 0 12px;
  color: var(--paper);
}

.page-about .cap-line p {
  color: var(--muted);
  font-size: 0.96rem;
  margin: 0 0 18px;
}

.page-about .cap-line__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--fix);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-about .cap-line__link:hover,
.page-about .cap-line__link:focus-visible {
  color: var(--yellow);
}

/* ---------- NETWORK ---------- */
.page-about .about-network {
  padding-inline: 0;
}

.page-about .about-network__panel {
  background: var(--paper-2);
  color: var(--ink);
  padding: clamp(28px, 5vw, 56px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.page-about .about-network__eyebrow {
  color: #a03a00;
}

.page-about .about-network__eyebrow::before {
  background: #a03a00;
}

.page-about .about-network__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  line-height: 1.14;
  margin: 10px 0 0;
  color: var(--ink);
}

.page-about .about-network__lede {
  max-width: 56ch;
  margin-top: 14px;
  color: rgba(19, 24, 46, 0.76);
}

.page-about .net-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(19, 24, 46, 0.16);
  margin: clamp(24px, 3.5vw, 36px) 0;
  border: 1px solid rgba(19, 24, 46, 0.16);
}

.page-about .net-stat {
  background: var(--paper-2);
  padding: 18px 16px;
}

.page-about .net-stat__num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
  margin: 0;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-about .net-stat:nth-child(1) .net-stat__num { color: #d24a00; }
.page-about .net-stat:nth-child(2) .net-stat__num { color: #4d8a00; }
.page-about .net-stat:nth-child(3) .net-stat__num { color: var(--grape); }
.page-about .net-stat:nth-child(4) .net-stat__num { color: #b5233f; }

.page-about .net-stat__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  margin: 8px 0 0;
  color: rgba(19, 24, 46, 0.62);
}

.page-about .about-network__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: start;
}

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

.page-about .about-network__flow h3 {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  margin: 0 0 16px;
  color: var(--ink);
}

.page-about .flow-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(19, 24, 46, 0.14);
  border: 1px solid rgba(19, 24, 46, 0.14);
}

.page-about .flow-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  background: var(--paper-2);
  padding: 12px 14px;
  font-size: 0.93rem;
  color: rgba(19, 24, 46, 0.8);
}

.page-about .flow-list__no {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  background: var(--ink);
  color: var(--yellow);
  font-size: 0.72rem;
  flex: none;
}

.page-about .flow-list strong {
  color: var(--ink);
  font-weight: 700;
}

.page-about .about-network__timing {
  margin-top: 16px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(19, 24, 46, 0.7);
  padding-left: 14px;
  border-left: 3px solid var(--fix);
}

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

.page-about .scene-item {
  position: relative;
  padding: 20px 20px 20px 24px;
  border: 1px solid var(--line);
  background: rgba(255, 247, 232, 0.035);
  border-left: 4px solid var(--orange);
}

.page-about .scene-item--lime { border-left-color: var(--lime); }
.page-about .scene-item--cherry { border-left-color: var(--cherry); }
.page-about .scene-item--grape { border-left-color: var(--grape); }
.page-about .scene-item--yellow { border-left-color: var(--yellow); }

.page-about .scene-item h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  margin: 0 0 8px;
  color: var(--paper);
  letter-spacing: 0.02em;
}

.page-about .scene-item p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- CREED ---------- */
.page-about .about-creed {
  border-top: 1px solid var(--line);
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 210, 63, 0.1), transparent 44%),
    radial-gradient(circle at 92% 88%, rgba(168, 255, 62, 0.08), transparent 40%);
}

.page-about .about-creed__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.page-about .about-creed__main h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  line-height: 1.14;
  margin: 10px 0 18px;
  color: var(--paper);
  text-shadow: 2px 2px 0 rgba(255, 51, 85, 0.4);
}

.page-about .about-creed__main p {
  color: var(--muted);
  max-width: 56ch;
  margin-bottom: 14px;
}

.page-about .about-creed__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .about-creed__card {
  padding: 24px 22px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 247, 232, 0.045);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--about-cut)), calc(100% - var(--about-cut)) 100%, 0 100%);
}

.page-about .about-creed__card-title {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--yellow);
  margin: 0 0 16px;
}

.page-about .about-creed__card-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--muted-dim);
  margin: 16px 0 6px;
}

.page-about .about-creed__card-label:first-of-type {
  margin-top: 0;
}

.page-about .about-creed__card-value {
  margin: 0;
  color: var(--paper);
  font-size: 0.95rem;
  line-height: 1.6;
  word-break: break-all;
}

.page-about .about-creed__card-value.mono {
  font-size: 0.9rem;
  letter-spacing: 0.01em;
}

.page-about .about-creed__card .copy-btn {
  margin-top: 12px;
}

.page-about .about-creed__card-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 0.83rem;
  color: var(--muted-dim);
  word-break: break-all;
}

/* ---------- MEDIA QUERIES ---------- */
@media (min-width: 720px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-about .about-origin__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }

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

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

  .page-about .about-network__split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  }

  .page-about .scene-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-creed__layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

@media (min-width: 960px) {
  .page-about .about-timeline__layout {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-about .about-timeline__rail {
    position: sticky;
    top: 96px;
    flex-direction: column;
    flex-wrap: nowrap;
    align-self: start;
    gap: 6px;
    padding-bottom: 0;
    border-bottom: 0;
    border-left: 1px solid var(--line);
    padding-left: 14px;
  }

  .page-about .about-timeline__rail-item {
    border: 0;
    background: transparent;
    padding: 8px 0;
    font-size: 1.02rem;
    color: var(--muted);
  }

  .page-about .about-timeline__rail-item:hover,
  .page-about .about-timeline__rail-item:focus-visible {
    color: var(--yellow);
    transform: translateX(4px);
  }

  .page-about .tl-node {
    grid-template-columns: minmax(0, 172px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    padding: 26px 30px 28px;
  }

  .page-about .tl-node__year {
    font-size: 3rem;
  }

  .page-about .scene-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-about .scene-item:nth-child(4) {
    grid-column: span 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-hero__index-item,
  .page-about .about-timeline__rail-item,
  .page-about .tl-node,
  .page-about .cap-line__link {
    transition: none;
  }

  .page-about .tl-node:hover {
    transform: none;
  }
}
<<<END>>>