.page-about {
  --about-line: rgba(28, 41, 64, 0.9);
  position: relative;
  background: var(--ink);
  color: var(--ice);
  overflow-x: clip;
}

.page-about .about-section {
  position: relative;
  padding-block: clamp(56px, 8vw, 112px);
}

/* ---------- Hero ---------- */

.page-about .about-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(84px, 11vw, 144px) clamp(36px, 6vw, 72px);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -16%;
  right: -22%;
  width: min(880px, 92vw);
  aspect-ratio: 1 / 1;
  border-radius: 44% 56% 62% 38% / 52% 44% 56% 48%;
  background:
    radial-gradient(circle at 34% 30%, rgba(47, 123, 255, 0.34), transparent 58%),
    radial-gradient(circle at 72% 68%, rgba(60, 242, 212, 0.17), transparent 62%),
    radial-gradient(circle at 58% 18%, rgba(255, 62, 157, 0.1), transparent 60%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: -14%;
  bottom: -28%;
  width: min(620px, 78vw);
  aspect-ratio: 1 / 1;
  border-radius: 58% 42% 38% 62% / 46% 56% 44% 54%;
  background: radial-gradient(circle at 60% 40%, rgba(11, 59, 70, 0.85), transparent 68%);
  pointer-events: none;
}

.page-about .about-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-about .about-h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 8.4vw, 96px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  transform: skewX(-4deg);
  transform-origin: left bottom;
}

.page-about .about-h1 .h1-em {
  display: inline-block;
  color: var(--cyan);
  font-weight: 500;
}

.page-about .about-lede {
  max-width: 52ch;
  margin: clamp(20px, 3vw, 30px) 0 0;
  color: var(--mist);
  font-size: clamp(0.95rem, 1.4vw, 1.0625rem);
  line-height: 1.85;
}

.page-about .about-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 44px);
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: 22px;
  border-top: 1px solid var(--about-line);
}

.page-about .about-hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-hero-stat-num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  color: var(--cyan);
  letter-spacing: -0.01em;
}

.page-about .about-hero-stat-label {
  font-size: 0.8125rem;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-about .about-hero-media {
  margin: 0;
}

.page-about .about-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .about-hero-media .media-cap {
  display: block;
  margin-top: 14px;
}

/* ---------- Origin ---------- */

.page-about .about-origin {
  border-top: 1px solid var(--about-line);
}

.page-about .about-origin-copy {
  min-width: 0;
}

.page-about .about-points {
  display: grid;
  gap: 14px;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-points li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(28, 41, 64, 0.85);
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.page-about .about-point-num {
  flex: 0 0 auto;
  min-width: 70px;
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--ice);
}

.page-about .about-nodes-panel {
  align-self: start;
  margin-top: clamp(28px, 4vw, 0px);
  padding: clamp(22px, 3vw, 30px);
  border-radius: var(--radius-l);
  background:
    linear-gradient(160deg, rgba(13, 20, 36, 0.96), rgba(11, 59, 70, 0.42));
  border: 1px solid var(--about-line);
}

.page-about .about-panel-label {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-about .about-node-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-about .about-node-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(28, 41, 64, 0.7);
  font-size: 0.9375rem;
  color: var(--ice);
}

.page-about .about-node-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .about-node-time {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--magenta);
  min-width: 56px;
}

.page-about .about-panel-note {
  margin: 20px 0 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- Timeline ---------- */

.page-about .about-timeline {
  background:
    linear-gradient(180deg, rgba(13, 20, 36, 0.9), rgba(6, 8, 15, 0.2) 78%);
  border-top: 1px solid var(--about-line);
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-timeline-head {
  max-width: 62ch;
}

.page-about .about-track {
  position: relative;
  margin-top: clamp(34px, 5vw, 56px);
}

.page-about .about-track::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, rgba(60, 242, 212, 0.7), rgba(47, 123, 255, 0.3) 45%, rgba(215, 162, 76, 0.35));
}

.page-about .about-node {
  position: relative;
  padding-left: 40px;
  padding-block: clamp(20px, 3vw, 30px);
}

.page-about .about-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: calc(clamp(20px, 3vw, 30px) + 0.62em);
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(60, 242, 212, 0.12);
  animation: aboutPulse 2.4s ease-in-out infinite;
}

.page-about .about-node:nth-of-type(odd)::before {
  background: var(--magenta);
  box-shadow: 0 0 0 5px rgba(255, 62, 157, 0.12);
}

.page-about .about-year {
  display: block;
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: clamp(40px, 11vw, 78px);
  line-height: 0.86;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(234, 242, 255, 0.34);
}

.page-about .about-node-body h3 {
  margin: 14px 0 10px;
  font-size: clamp(1.0625rem, 2vw, 1.375rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--ice);
}

.page-about .about-node-body p {
  margin: 0;
  max-width: 60ch;
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-about .about-node-body .tag {
  display: inline-block;
}

.page-about .about-track-figure {
  margin: clamp(18px, 3vw, 30px) 0 clamp(18px, 3vw, 30px) 40px;
}

.page-about .about-archive-frame {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid rgba(215, 162, 76, 0.32);
  background-image:
    repeating-linear-gradient(115deg, rgba(215, 162, 76, 0.06) 0 2px, transparent 2px 6px);
}

.page-about .about-archive-frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.82);
}

.page-about .about-track-figure .media-cap {
  display: block;
  margin-top: 12px;
  color: rgba(215, 162, 76, 0.9);
}

@keyframes aboutPulse {
  0%, 100% { box-shadow: 0 0 0 5px rgba(60, 242, 212, 0.12); }
  50% { box-shadow: 0 0 0 9px rgba(60, 242, 212, 0.04); }
}

/* ---------- Team ---------- */

.page-about .about-team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(30px, 4vw, 48px);
  align-items: start;
}

.page-about .about-team-media {
  margin: 0;
}

.page-about .about-team-frame {
  border-radius: var(--radius-l);
  overflow: hidden;
  border: 1px solid var(--about-line);
}

.page-about .about-team-frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-team-media .media-cap {
  display: block;
  margin-top: 12px;
}

.page-about .about-roles {
  display: grid;
  gap: 0;
}

.page-about .about-role {
  border-top: 1px solid var(--about-line);
}

.page-about .about-role:last-child {
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-role summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 2px;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--ice);
}

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

.page-about .about-role summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--cyan);
  transition: transform 0.25s var(--ease);
}

.page-about .about-role[open] summary::after {
  content: "–";
}

.page-about .about-role summary:hover {
  color: var(--cyan);
}

.page-about .about-role p {
  margin: 0 0 20px;
  padding-left: 2px;
  max-width: 58ch;
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ---------- Eco ---------- */

.page-about .about-eco {
  border-top: 1px solid var(--about-line);
}

.page-about .about-eco-text {
  margin: clamp(16px, 2vw, 22px) 0 0;
  max-width: 44ch;
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.85;
}

.page-about .about-eco-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: clamp(24px, 3vw, 0px);
}

.page-about .about-eco-card {
  padding: clamp(20px, 3vw, 26px);
  border-radius: var(--radius-m);
  background: rgba(13, 20, 36, 0.72);
  border: 1px solid var(--about-line);
  border-left: 2px solid var(--blue);
}

.page-about .about-eco-card--award {
  border-left-color: var(--amber);
  background:
    linear-gradient(140deg, rgba(215, 162, 76, 0.12), rgba(13, 20, 36, 0.72) 62%);
}

.page-about .about-eco-k {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-about .about-eco-card--award .about-eco-k {
  color: var(--amber);
}

.page-about .about-eco-card h3 {
  margin: 10px 0 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--ice);
}

.page-about .about-eco-card p {
  margin: 0;
  color: var(--mist);
  font-size: 0.875rem;
  line-height: 1.75;
}

/* ---------- Method ---------- */

.page-about .about-method {
  background:
    radial-gradient(circle at 82% 18%, rgba(60, 242, 212, 0.08), transparent 55%);
}

.page-about .about-method-head {
  max-width: 56ch;
}

.page-about .about-method-list {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
  margin-top: clamp(30px, 4vw, 48px);
}

.page-about .about-method-item {
  display: flex;
  gap: clamp(18px, 3vw, 32px);
  align-items: flex-start;
  padding-bottom: clamp(20px, 3vw, 28px);
  border-bottom: 1px solid var(--about-line);
}

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

.page-about .about-method-index {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 400;
  line-height: 1;
  color: var(--steel);
  -webkit-text-stroke: 1px rgba(47, 123, 255, 0.55);
}

.page-about .about-method-item h3 {
  margin: 0 0 8px;
  font-size: clamp(1rem, 2vw, 1.1875rem);
  font-weight: 600;
  color: var(--ice);
}

.page-about .about-method-item p {
  margin: 0;
  max-width: 58ch;
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* ---------- Next ---------- */

.page-about .about-next {
  border-top: 1px solid var(--about-line);
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-about .about-next-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: end;
  padding-top: clamp(24px, 4vw, 40px);
}

.page-about .about-next-text {
  margin: 14px 0 0;
  max-width: 48ch;
  color: var(--mist);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-about .about-next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- Responsive ---------- */

@media (min-width: 760px) {
  .page-about .about-eco-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .about-hero-meta {
    gap: 56px;
  }
}

@media (min-width: 940px) {
  .page-about .about-hero-inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }

  .page-about .about-team-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  }

  .page-about .about-track::before {
    left: 21px;
  }

  .page-about .about-node {
    display: grid;
    grid-template-columns: minmax(150px, 0.3fr) minmax(0, 1fr);
    gap: clamp(24px, 4vw, 56px);
    padding-left: 56px;
    align-items: start;
  }

  .page-about .about-node::before {
    left: 14px;
  }

  .page-about .about-node-body h3 {
    margin-top: 16px;
  }

  .page-about .about-track-figure {
    margin-left: 56px;
    max-width: 880px;
  }

  .page-about .about-next-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (min-width: 1040px) {
  .page-about .about-nodes-panel {
    margin-top: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-node::before {
    animation: none;
  }

  .page-about .about-role summary::after {
    transition: none;
  }
}
<<<END>>>