.page-about {
  --about-text: #C6CFDF;
  --about-edge: rgba(216, 222, 233, .16);
  --about-hair: rgba(216, 222, 233, .08);
  --about-tilt: -3deg;
  position: relative;
  overflow-x: hidden;
  background: var(--deep);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
}

.page-about a {
  color: var(--cyan);
  text-decoration: none;
}

.page-about a:hover,
.page-about a:focus-visible {
  color: var(--orange-soft);
  text-decoration: underline;
  text-underline-offset: .25em;
}

.page-about .media-frame {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--about-edge);
  background: var(--panel-2);
}

.page-about .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .media-frame__tag {
  display: block;
  padding: .5rem .75rem;
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--steel);
  border-top: 1px solid var(--about-hair);
}

/* ---------- HERO ---------- */
.about-hero {
  position: relative;
  padding: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(2.25rem, 6vw, 4rem);
  border-bottom: 1px solid var(--about-edge);
  background:
    radial-gradient(circle at 88% -10%, rgba(255, 90, 31, .18), transparent 55%),
    radial-gradient(circle at 8% 110%, rgba(34, 211, 238, .12), transparent 50%),
    linear-gradient(180deg, var(--deep), var(--void));
}

.about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(90deg, rgba(216, 222, 233, .07) 0 1px, transparent 1px 96px);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 70%);
  opacity: .8;
}

.about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.about-hero__kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .2em;
  color: var(--steel);
  text-transform: uppercase;
}

.about-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7.2vw, 4.5rem);
  line-height: 1.03;
  letter-spacing: -.02em;
  transform: rotate(var(--about-tilt));
  transform-origin: left center;
  padding-left: .06em;
}

.about-hero__accent {
  color: var(--orange);
  -webkit-text-stroke: 0;
}

.about-hero__lede {
  max-width: 58ch;
  margin: clamp(1.1rem, 3vw, 1.6rem) 0 0;
  font-size: clamp(.98rem, 1.5vw, 1.1rem);
  color: var(--about-text);
}

.about-hero__facts {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
  padding: 0;
  border-top: 1px solid var(--about-edge);
}

.about-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  padding: .85rem .75rem .85rem 0;
  border-bottom: 1px solid var(--about-hair);
}

.about-hero__facts li:nth-child(odd) {
  padding-left: 0;
  border-right: 1px solid var(--about-hair);
}

.about-hero__facts li:nth-child(even) {
  padding-left: .9rem;
}

.about-hero__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.35rem, 4.2vw, 1.9rem);
  line-height: 1.1;
  color: var(--paper);
}

.about-hero__facts li:nth-child(2) .about-hero__num {
  color: var(--cyan);
}

.about-hero__facts li:nth-child(4) .about-hero__num {
  color: var(--orange-soft);
}

.about-hero__unit {
  font-size: .78rem;
  line-height: 1.5;
  color: var(--steel);
}

.about-hero__rail {
  display: none;
  border-left: 1px solid var(--about-edge);
  padding-left: 1.1rem;
}

.about-hero__rail-title {
  margin: 0 0 .8rem;
  font-size: .68rem;
  letter-spacing: .24em;
  color: var(--steel);
}

.about-hero__rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.about-hero__rail-list li {
  display: grid;
  gap: .1rem;
  font-size: .84rem;
  line-height: 1.45;
  color: var(--about-text);
}

.about-hero__rail-list .u-mono {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  color: var(--orange);
}

/* ---------- SECTIONS ---------- */
.about-section {
  padding: clamp(2.2rem, 5.5vw, 4rem) 0;
  border-bottom: 1px solid var(--about-hair);
}

.about-section--last {
  border-bottom: 0;
}

.about-section__grid {
  display: grid;
  gap: clamp(1rem, 3vw, 2rem);
}

.about-section__aside {
  display: flex;
  align-items: flex-start;
}

.about-annotation {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .22em;
  color: var(--steel);
  text-transform: uppercase;
  border-left: 2px solid var(--orange);
  padding-left: .55rem;
}

.about-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: .25rem .8rem;
  margin-bottom: clamp(1.1rem, 3vw, 1.6rem);
}

.about-head .section-head__num {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 3.1rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--orange);
}

.about-head .section-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--paper);
}

.about-head .section-head__note {
  grid-column: 1 / -1;
  margin: .45rem 0 0;
  max-width: 62ch;
  font-size: .88rem;
  color: var(--steel);
}

.about-media {
  margin-bottom: clamp(1.1rem, 3vw, 1.6rem);
}

.about-media--inset {
  margin: 1rem 0 1.1rem;
}

.about-prose p {
  max-width: 66ch;
  margin: 0 0 .9rem;
  font-size: .97rem;
  color: var(--about-text);
}

.about-prose p:first-child {
  font-size: 1.02rem;
  color: var(--paper);
}

.about-links {
  max-width: 66ch;
  margin: 1.1rem 0 0;
  font-size: .92rem;
  color: var(--steel);
}

/* ---------- TIMELINE ---------- */
.about-timeline {
  display: grid;
  gap: .7rem;
}

.about-phase {
  border: 1px solid var(--about-edge);
  border-left: 3px solid var(--about-edge);
  background: var(--panel-2);
  transition: border-color .28s var(--ease), background-color .28s var(--ease);
}

.about-phase[open] {
  border-left-color: var(--orange);
  background: var(--panel);
}

.about-phase__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: .45rem .8rem;
  padding: .9rem 1rem;
  cursor: pointer;
  list-style: none;
}

.about-phase__summary::-webkit-details-marker {
  display: none;
}

.about-phase__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  color: var(--cyan);
  transition: transform .28s var(--ease), color .28s var(--ease);
}

.about-phase[open] .about-phase__summary::after {
  content: "+";
  transform: rotate(45deg);
  color: var(--orange);
}

.about-phase__summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.about-phase__year {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3.4vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--orange);
}

.about-phase__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .97rem;
  line-height: 1.4;
  color: var(--paper);
}

.about-phase__body {
  padding: 0 1rem 1.1rem;
  border-top: 1px solid var(--about-hair);
  padding-top: .9rem;
  animation: about-open .32s var(--ease) both;
}

.about-phase__body p {
  max-width: 64ch;
  margin: 0 0 .7rem;
  font-size: .93rem;
  color: var(--about-text);
}

.about-phase__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: .45rem;
}

.about-phase__body li {
  position: relative;
  padding-left: 1.1rem;
  font-size: .88rem;
  line-height: 1.6;
  color: var(--steel);
}

.about-phase__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: .42rem;
  height: .42rem;
  background: var(--cyan);
}

@keyframes about-open {
  from { opacity: 0; transform: translateY(-.35rem); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- TEAM ---------- */
.about-team {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--about-hair);
}

.about-team__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: .35rem .8rem;
  padding: .9rem 0;
  border-bottom: 1px solid var(--about-hair);
}

.about-team__role {
  font-weight: 700;
  font-size: .95rem;
  color: var(--paper);
}

.about-team__num {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  text-align: right;
  color: var(--paper);
}

.about-team__bar {
  grid-column: 1 / -1;
  display: block;
  height: 8px;
  background: var(--about-hair);
  border-radius: 2px;
  overflow: hidden;
}

.about-team__bar span {
  display: block;
  height: 100%;
  width: var(--w, 0%);
  background: linear-gradient(90deg, var(--orange), var(--orange-soft));
  transition: filter .25s var(--ease);
}

.about-team__row:hover .about-team__bar span,
.about-team__row:focus-within .about-team__bar span {
  filter: brightness(1.25) saturate(1.1);
}

.about-team__duty {
  grid-column: 1 / -1;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--steel);
}

.about-team__row:nth-child(2) .about-team__bar span {
  background: linear-gradient(90deg, var(--cyan), #0E7E93);
}

.about-team__row:nth-child(3) .about-team__bar span {
  background: linear-gradient(90deg, var(--green), #1E9A56);
}

.about-team__row:nth-child(4) .about-team__bar span,
.about-team__row:nth-child(5) .about-team__bar span {
  background: linear-gradient(90deg, var(--amber), #B87700);
}

.about-team__foot {
  max-width: 64ch;
  margin: 1.2rem 0 0;
  font-size: .93rem;
  color: var(--about-text);
}

/* ---------- DATA ---------- */
.about-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .6rem;
  margin-bottom: clamp(1.1rem, 3vw, 1.6rem);
}

.about-figure {
  display: flex;
  flex-direction: column;
  gap: .1rem;
  padding: .85rem .8rem;
  border: 1px solid var(--about-edge);
  background: var(--panel-2);
}

.about-figure:nth-child(3),
.about-figure:nth-child(4) {
  background: var(--panel);
}

.about-figure__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.4rem, 4.6vw, 2rem);
  line-height: 1.1;
  color: var(--cyan);
}

.about-figure:nth-child(1) .about-figure__num,
.about-figure:nth-child(4) .about-figure__num {
  color: var(--orange-soft);
}

.about-figure__label {
  font-size: .78rem;
  line-height: 1.5;
  color: var(--steel);
}

.about-cadence {
  list-style: none;
  margin: 1.2rem 0 0;
  padding: 0;
  display: grid;
  gap: .5rem;
}

.about-cadence li {
  display: grid;
  gap: .1rem;
  padding: .7rem .85rem;
  border-left: 2px solid var(--cyan);
  background: rgba(34, 211, 238, .05);
}

.about-cadence__label {
  font-weight: 700;
  font-size: .88rem;
  color: var(--paper);
}

.about-cadence__value {
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--cyan);
}

.about-cadence__note {
  font-size: .8rem;
  line-height: 1.55;
  color: var(--steel);
}

/* ---------- PARTNERS ---------- */
.about-partners {
  display: grid;
  gap: 1rem;
  margin-bottom: clamp(1.1rem, 3vw, 1.6rem);
}

.about-partner-group {
  border: 1px solid var(--about-edge);
  border-top: 2px solid var(--orange);
  background: var(--panel-2);
  padding: .9rem .9rem 1rem;
}

.about-partner-group--data {
  border-top-color: var(--cyan);
}

.about-partner-group--content {
  border-top-color: var(--green);
}

.about-partner-title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .5rem;
  margin: 0 0 .5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--paper);
}

.about-partner-count {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 500;
  color: var(--steel);
}

.about-partner-desc {
  margin: 0 0 .75rem;
  font-size: .85rem;
  line-height: 1.6;
  color: var(--about-text);
}

.about-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin: 0;
  padding: 0;
}

.about-tag {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .02em;
  padding: .22rem .55rem;
  border: 1px solid var(--about-edge);
  color: var(--steel);
  background: rgba(3, 5, 12, .5);
}

.about-partner-group--data .about-tag {
  border-color: rgba(34, 211, 238, .35);
  color: #9AE8F5;
}

.about-partner-group--content .about-tag {
  border-color: rgba(57, 255, 136, .3);
  color: #A8F7C4;
}

/* ---------- TRUST ---------- */
.about-trust {
  border: 1px solid var(--about-edge);
  background: linear-gradient(150deg, var(--panel), var(--void) 85%);
  padding: clamp(1rem, 3.5vw, 1.8rem);
}

.about-trust__list {
  margin: 0;
  display: grid;
  gap: 0;
}

.about-trust__row {
  display: grid;
  gap: .15rem;
  padding: .8rem 0;
  border-bottom: 1px solid var(--about-hair);
}

.about-trust__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.about-trust__row:first-child {
  padding-top: 0;
}

.about-trust dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--steel);
  text-transform: uppercase;
}

.about-trust dd {
  margin: 0;
  font-size: .9rem;
  line-height: 1.65;
  color: var(--about-text);
}

.about-cta {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: clamp(1.1rem, 3vw, 1.6rem);
}

.about-cta .btn {
  text-decoration: none;
}

/* ---------- FLOATING INDEX ---------- */
.about-index {
  display: none;
}

/* ---------- MEDIA QUERIES ---------- */
@media (min-width: 640px) {
  .about-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .about-hero__facts li:nth-child(even) {
    padding-left: .9rem;
    border-right: 1px solid var(--about-hair);
  }

  .about-hero__facts li:last-child {
    border-right: 0;
  }

  .about-team__row {
    grid-template-columns: 8.5rem minmax(0, 1fr) 4rem;
    gap: .3rem 1rem;
  }

  .about-team__bar {
    grid-column: auto;
  }

  .about-team__duty {
    grid-column: 1 / -1;
  }

  .about-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .about-cadence li {
    grid-template-columns: 8rem 7rem minmax(0, 1fr);
    align-items: baseline;
    gap: .3rem 1rem;
  }

  .about-trust__row {
    grid-template-columns: 9rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }
}

@media (min-width: 900px) {
  .about-section__grid {
    grid-template-columns: 140px minmax(0, 1fr);
    gap: clamp(1.25rem, 3vw, 2.5rem);
  }

  .about-annotation {
    writing-mode: vertical-rl;
    text-orientation: mixed;
    border-left: 0;
    border-top: 2px solid var(--orange);
    padding: .55rem 0 0;
    letter-spacing: .28em;
  }

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

  .about-partner-group:nth-child(2) {
    margin-top: 1.4rem;
  }

  .about-partner-group:nth-child(3) {
    margin-top: .7rem;
  }
}

@media (min-width: 1024px) {
  .about-hero__inner {
    grid-template-columns: minmax(0, 1fr) 210px;
    align-items: start;
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .about-hero__rail {
    display: block;
  }

  .about-hero__facts {
    border-right: 1px solid var(--about-edge);
  }

  .about-media--inset {
    margin-left: clamp(0rem, 4vw, 3rem);
  }
}

@media (min-width: 1440px) {
  .about-index {
    display: block;
    position: fixed;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    padding: .7rem .6rem;
    border: 1px solid var(--about-edge);
    background: rgba(3, 5, 12, .8);
    backdrop-filter: blur(6px);
  }

  .about-index__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: .45rem;
  }

  .about-index__list a {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .74rem;
    color: var(--steel);
    text-decoration: none;
  }

  .about-index__list a:hover,
  .about-index__list a:focus-visible {
    color: var(--orange-soft);
    text-decoration: none;
  }

  .about-index__list .u-mono {
    font-family: var(--font-mono);
    font-size: .64rem;
    color: var(--cyan);
  }

  .about-index__top {
    display: block;
    margin-top: .55rem;
    padding-top: .5rem;
    border-top: 1px solid var(--about-hair);
    font-family: var(--font-mono);
    font-size: .64rem;
    letter-spacing: .14em;
    color: var(--steel);
    text-decoration: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-hero__title {
    transform: none;
  }

  .about-phase__body {
    animation: none;
  }

  .about-phase,
  .about-phase__summary::after,
  .about-team__bar span {
    transition: none;
  }
}
<<<END>>>

.page-about {
  --w: 1rem;
}