.page-about {
  --about-pad: clamp(56px, 8vw, 120px);
  --about-gap: clamp(24px, 4vw, 52px);
  background: var(--ink-800);
  color: var(--paper);
  overflow-x: clip;
  font-family: var(--font-body);
}

.page-about .container {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 40px);
}

/* ===== Hero ===== */
.page-about .about-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(32px, 5vw, 60px);
  isolation: isolate;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: -30% -20% auto -15%;
  height: 460px;
  background:
    radial-gradient(58% 100% at 18% 0%, rgba(139, 92, 255, .30), transparent 70%),
    radial-gradient(48% 84% at 86% 18%, rgba(34, 224, 214, .16), transparent 72%);
  pointer-events: none;
  z-index: -1;
}

.page-about .about-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 14px 0 0;
  color: var(--paper);
  text-shadow: 0 0 38px rgba(139, 92, 255, .55);
  max-width: 20ch;
}

.page-about .about-hero__lead {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-hero__actions {
  margin-top: clamp(24px, 3.4vw, 38px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== Sticky chapter nav ===== */
.page-about .about-toc {
  position: sticky;
  top: calc(var(--header-h) + 6px);
  z-index: 30;
  padding: 10px 0;
  background: rgba(5, 8, 20, .88);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-about .about-toc__list {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 2px 0;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-about .about-toc__list::-webkit-scrollbar {
  display: none;
}

.page-about .about-toc .toc__link {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-about .about-toc .toc__link:hover,
.page-about .about-toc .toc__link.is-active {
  color: var(--paper);
  border-color: var(--line-violet);
  background: rgba(139, 92, 255, .18);
}

/* ===== Section shell ===== */
.page-about .about-sec {
  position: relative;
  padding: var(--about-pad) 0;
}

.page-about .about-sec--deep {
  background:
    radial-gradient(70% 60% at 100% 0%, rgba(139, 92, 255, .12), transparent 65%),
    var(--ink-900);
}

.page-about .about-sec--tint {
  background:
    radial-gradient(66% 70% at 0% 100%, rgba(34, 224, 214, .10), transparent 68%),
    var(--ink-700);
}

.page-about .about-sec__head {
  max-width: 760px;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-about .about-sec__head h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 10px 0 0;
  color: var(--paper);
}

.page-about .about-sec__lead {
  margin: 16px 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

/* ===== Split + figures ===== */
.page-about .about-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--about-gap);
  align-items: center;
}

.page-about .about-split__text p {
  margin: 0 0 1.15em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--paper);
}

.page-about .about-split__text p:last-child {
  margin-bottom: 0;
}

.page-about .about-figure {
  margin: 0;
  min-width: 0;
}

.page-about .about-figure--wide {
  margin-bottom: clamp(26px, 3.6vw, 42px);
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-violet);
  box-shadow: 0 30px 62px -42px rgba(139, 92, 255, .95);
}

.page-about .about-figure__cap {
  margin: 12px 2px 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ===== Motto ===== */
.page-about .about-motto {
  margin: clamp(34px, 5vw, 58px) 0 0;
  padding: clamp(22px, 3vw, 38px) clamp(20px, 3vw, 44px);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius-l) var(--radius-l) 0;
  background: linear-gradient(112deg, rgba(139, 92, 255, .18), rgba(34, 224, 214, .07) 58%, transparent);
}

.page-about .about-motto p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.8vw, 42px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper);
  text-shadow: 0 0 30px rgba(255, 179, 71, .35);
}

/* ===== 12 columns wall ===== */
.page-about .about-columns {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-about .about-col {
  position: relative;
  min-width: 0;
  padding: 20px 20px 20px 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(160deg, rgba(11, 18, 48, .92), rgba(5, 8, 20, .82));
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}

.page-about .about-col__num {
  position: absolute;
  left: 18px;
  top: 21px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
  opacity: .85;
}

.page-about .about-col__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-col__desc {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

@media (hover: hover) {
  .page-about .about-col:hover {
    transform: translateY(-4px);
    border-color: var(--line-violet);
    box-shadow: var(--shadow-card);
  }
}

/* ===== Rank ladder ===== */
.page-about .about-ranks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-about .rank-step {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 6px;
  min-width: 0;
  padding: 16px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  background: linear-gradient(180deg, rgba(139, 92, 255, .18), rgba(11, 18, 48, .92));
}

.page-about .rank-step__name {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .rank-step__note {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--muted);
}

.page-about .rank-step--top {
  border-color: rgba(255, 179, 71, .5);
  background: linear-gradient(180deg, rgba(255, 179, 71, .24), rgba(11, 18, 48, .92));
}

.page-about .rank-step--top .rank-step__name {
  color: var(--gold);
  text-shadow: 0 0 22px rgba(255, 179, 71, .5);
}

.page-about .about-rank-notes {
  margin-top: clamp(26px, 3.6vw, 42px);
  max-width: 74ch;
}

.page-about .about-rank-notes p {
  margin: 0 0 1em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--paper);
}

.page-about .about-rank-notes p:last-child {
  margin-bottom: 0;
}

.page-about .about-rank-notes a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, .45);
}

.page-about .about-rank-notes a:hover {
  border-bottom-color: var(--cyan);
}

/* ===== Team ===== */
.page-about .about-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--about-gap);
  align-items: start;
}

.page-about .about-team__intro {
  margin: 0 0 clamp(20px, 2.6vw, 28px);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--paper);
}

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

.page-about .about-role {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(5, 8, 20, .55);
}

.page-about .about-role__num {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--violet);
  text-align: center;
}

.page-about .about-role__name {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-about .about-role__desc {
  margin: 5px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ===== Partners ===== */
.page-about .about-partners {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-about .about-partner {
  min-width: 0;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, rgba(13, 59, 58, .55), rgba(5, 8, 20, .9));
}

.page-about .about-partner__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--cyan);
}

.page-about .about-partner__desc {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--paper);
}

/* ===== Timeline ===== */
.page-about .about-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 4px 0 4px 30px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--violet), var(--cyan) 55%, var(--gold));
}

.page-about .about-tl {
  position: relative;
  padding-bottom: clamp(28px, 4vw, 44px);
}

.page-about .about-tl:last-child {
  padding-bottom: 0;
}

.page-about .about-tl::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 5px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--ink-900);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 0 4px rgba(34, 224, 214, .14);
}

.page-about .about-tl--now::before {
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(255, 179, 71, .18), 0 0 22px rgba(255, 179, 71, .55);
}

.page-about .about-tl__when {
  margin: 0;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-about .about-tl__title {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-tl__text {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ===== Scenes ===== */
.page-about .about-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-about .about-scene {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: clamp(20px, 2.6vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: rgba(11, 18, 48, .6);
  transition: border-color .24s ease, transform .24s ease;
}

.page-about .about-scene__who {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-about .about-scene__what {
  margin: 12px 0 20px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-scene__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  letter-spacing: .02em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, .45);
  padding-bottom: 2px;
}

.page-about .about-scene__link::after {
  content: " →";
}

.page-about .about-scene__link:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

@media (hover: hover) {
  .page-about .about-scene:hover {
    transform: translateY(-4px);
    border-color: var(--line-violet);
  }
}

/* ===== Closing CTA ===== */
.page-about .about-cta {
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(66% 120% at 8% 0%, rgba(139, 92, 255, .24), transparent 64%),
    radial-gradient(58% 110% at 92% 100%, rgba(34, 224, 214, .14), transparent 64%),
    var(--ink-900);
}

.page-about .about-cta h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--paper);
  max-width: 22ch;
}

.page-about .about-cta p {
  margin: 18px 0 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-about .about-cta__actions {
  margin-top: clamp(24px, 3.2vw, 36px);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ===== Small screens: keep sticky nav compact ===== */
@media (max-width: 479px) {
  .page-about .about-toc {
    position: static;
  }

  .page-about .about-col {
    padding: 18px 16px 18px 50px;
  }

  .page-about .about-col__num {
    left: 15px;
    top: 19px;
    font-size: 19px;
  }

  .page-about .about-role {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 10px;
  }
}

/* ===== Tablet ===== */
@media (min-width: 640px) {
  .page-about .about-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

/* ===== Desktop ===== */
@media (min-width: 900px) {
  .page-about .about-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-about .about-team {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-about .about-ranks {
    grid-template-columns: repeat(7, minmax(0, 1fr));
    align-items: end;
    gap: 12px;
  }

  .page-about .rank-step {
    min-height: 104px;
  }

  .page-about .rank-step:nth-child(2) { min-height: 122px; }
  .page-about .rank-step:nth-child(3) { min-height: 140px; }
  .page-about .rank-step:nth-child(4) { min-height: 158px; }
  .page-about .rank-step:nth-child(5) { min-height: 176px; }
  .page-about .rank-step:nth-child(6) { min-height: 194px; }
  .page-about .rank-step:nth-child(7) { min-height: 212px; }

  .page-about .about-partner--offset {
    transform: translateY(28px);
  }
}

@media (min-width: 1024px) {
  .page-about .about-columns {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-about .about-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .page-about .about-timeline {
    padding-left: 40px;
  }

  .page-about .about-tl::before {
    left: -40px;
  }
}

@media (min-width: 1240px) {
  .page-about .about-partners {
    gap: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-col,
  .page-about .about-scene,
  .page-about .about-toc .toc__link {
    transition: none;
  }

  .page-about .about-col:hover,
  .page-about .about-scene:hover {
    transform: none;
  }

  .page-about .about-partner--offset {
    transform: none;
  }
}
<<<END>>>