:root {
  --about-reading: 710px;
  --about-ink: #f5f3ee;
  --about-body: #c8c8c3;
  --about-dim: #8d9193;
  --about-gold: #d6b46f;
  --about-red: #dd6b65;
}

.ed-about-page {
  background:
    radial-gradient(circle at 50% 4%, rgba(177, 132, 56, .08), transparent 28rem),
    var(--ed-bg);
}

.about-reading {
  width: min(var(--about-reading), calc(100% - 40px));
  margin-inline: auto;
}

.about-hero {
  padding: clamp(88px, 11vw, 150px) 0 clamp(72px, 9vw, 112px);
  border-bottom: 1px solid var(--ed-line);
}

.about-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 28px;
  color: var(--about-gold);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
}

.about-eyebrow::before {
  width: 30px;
  height: 1px;
  background: var(--about-gold);
  content: "";
}

.about-hero h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(48px, 7vw, 76px);
  line-height: 1.08;
  letter-spacing: -.06em;
}

.about-hero h1 em {
  color: var(--about-gold);
  font-style: normal;
}

.about-deck {
  margin: 34px 0 0;
  color: var(--about-body);
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.8;
}

.about-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 17px;
  margin-top: 34px;
  color: var(--about-dim);
  font-size: 12px;
}

.about-byline span + span::before {
  margin-right: 17px;
  color: #4b4e50;
  content: "·";
}

.about-jump {
  position: sticky;
  z-index: 90;
  top: 72px;
  overflow-x: auto;
  border-bottom: 1px solid var(--ed-line);
  background: rgba(13, 14, 15, .94);
  backdrop-filter: blur(16px);
  scrollbar-width: none;
}

.about-jump::-webkit-scrollbar {
  display: none;
}

.about-jump ol {
  display: flex;
  width: max-content;
  min-width: min(100%, var(--about-reading));
  justify-content: space-between;
  gap: 24px;
  margin: 0 auto;
  padding: 16px 20px;
  list-style: none;
}

.about-jump a {
  color: #a1a4a6;
  font-size: 12px;
  font-weight: 680;
  text-decoration: none;
  white-space: nowrap;
}

.about-jump a:hover,
.about-jump a:focus-visible {
  color: #fff;
}

.about-jump b {
  margin-right: 5px;
  color: var(--about-gold);
  font-size: 9px;
  letter-spacing: .06em;
}

.about-article {
  padding: 92px 0 128px;
}

.about-section,
.about-system {
  scroll-margin-top: 145px;
}

.about-section + .about-section,
.about-section + .about-system,
.about-system + .about-system,
.about-system + .about-section {
  margin-top: 100px;
  padding-top: 100px;
  border-top: 1px solid var(--ed-line);
}

.about-article p,
.about-article li {
  color: var(--about-body);
  font-size: 18px;
  line-height: 1.9;
}

.about-article p {
  margin: 0 0 26px;
}

.about-article strong {
  color: #fff;
}

.about-article p > strong,
.about-checklist strong,
.about-dash-list strong {
  color: var(--about-red);
  font-weight: 800;
}

.about-lead {
  color: #fff !important;
  font-size: clamp(21px, 3vw, 26px) !important;
  font-weight: 640;
  line-height: 1.68 !important;
  letter-spacing: -.02em;
}

.about-article hr {
  height: 1px;
  margin: 58px 0;
  border: 0;
  background: var(--ed-line);
}

.about-checklist {
  margin: 42px 0;
  padding: 0;
  border-top: 1px solid var(--ed-line);
  counter-reset: checklist;
  list-style: none;
}

.about-checklist li {
  position: relative;
  padding: 21px 0 21px 50px;
  border-bottom: 1px solid var(--ed-line);
  counter-increment: checklist;
}

.about-checklist li::before {
  position: absolute;
  top: 26px;
  left: 0;
  color: var(--about-gold);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .1em;
  content: counter(checklist, decimal-leading-zero);
}

.about-underline {
  text-decoration-line: underline;
  text-decoration-color: var(--about-red);
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.about-case {
  margin: 46px 0;
  padding: 30px 0 30px 28px;
  border-left: 2px solid var(--about-gold);
}

.about-case span,
.about-kicker {
  display: block;
  margin-bottom: 16px;
  color: var(--about-gold);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.about-case blockquote {
  margin: 0;
  color: #fff;
  font-size: clamp(24px, 3.5vw, 34px);
  font-weight: 680;
  line-height: 1.52;
  letter-spacing: -.035em;
}

.about-dash-list {
  display: grid;
  gap: 0;
  margin: 34px 0 38px;
  padding: 0;
  border-top: 1px solid var(--ed-line);
  list-style: none;
}

.about-dash-list li {
  position: relative;
  padding: 18px 0 18px 26px;
  border-bottom: 1px solid var(--ed-line);
  color: #d6d6d1;
  font-size: 16px;
}

.about-dash-list li::before {
  position: absolute;
  left: 0;
  color: var(--about-gold);
  content: "—";
}

.about-section h2 {
  margin: 0 0 32px;
  color: #fff;
  font-size: clamp(35px, 5.2vw, 52px);
  line-height: 1.22;
  letter-spacing: -.05em;
}

.about-pullquote {
  margin: 46px 0;
  padding: 0;
  border: 0;
  color: #fff;
  font-size: clamp(27px, 4vw, 38px);
  font-weight: 720;
  line-height: 1.52;
  letter-spacing: -.04em;
}

.about-figure {
  margin: 48px 0;
}

.about-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(214, 180, 111, .2);
  background: #f4f2ec;
  box-shadow:
    0 22px 70px rgba(0, 0, 0, .32),
    0 0 0 1px rgba(255, 255, 255, .025);
}

.about-figure img[src$=".jpg"] {
  background: #090a0c;
  filter: brightness(.78) contrast(1.1) saturate(.82) sepia(.08);
}

.about-figure img[src$=".png"] {
  background: #f4f2ec;
  filter: invert(1) hue-rotate(180deg) brightness(.9) contrast(1.08) saturate(.84);
}

.about-figure:hover img[src$=".jpg"] {
  filter: brightness(.84) contrast(1.1) saturate(.9) sepia(.06);
}

.about-figure--portrait {
  width: min(100%, 610px);
  margin-inline: auto;
}

.about-figure--paper {
  width: min(100%, 660px);
  margin-inline: auto;
}

.about-figure figcaption {
  margin-top: 12px;
  color: var(--about-dim);
  font-size: 12px;
  line-height: 1.6;
}

.about-system-map__visual {
  overflow: hidden;
  border: 1px solid rgba(214, 180, 111, .26);
  background:
    radial-gradient(circle at 88% 4%, rgba(214, 180, 111, .14), transparent 22rem),
    linear-gradient(145deg, #121416, #090a0b 72%);
  box-shadow: 0 30px 90px rgba(0, 0, 0, .42);
}

.about-system-map__visual > header {
  display: grid;
  gap: 11px;
  padding: 32px 34px 28px;
  border-bottom: 1px solid rgba(255, 255, 255, .09);
}

.about-system-map__visual > header small {
  color: var(--about-gold);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .16em;
}

.about-system-map__visual > header strong {
  color: #fff;
  font-size: clamp(26px, 4vw, 40px);
  line-height: 1.22;
  letter-spacing: -.045em;
}

.about-system-map__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.about-system-map__grid p {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  margin: 0;
  padding: 22px 26px;
  border-right: 1px solid rgba(255, 255, 255, .07);
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}

.about-system-map__grid p:nth-child(2n) {
  border-right: 0;
}

.about-system-map__grid p:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.about-system-map__grid p > b {
  color: var(--about-gold);
  font-size: 10px;
  letter-spacing: .08em;
}

.about-system-map__grid p > span {
  display: grid;
  gap: 5px;
}

.about-system-map__grid strong {
  color: #fff;
  font-size: 17px;
}

.about-system-map__grid em {
  color: var(--about-dim);
  font-size: 13px;
  font-style: normal;
  line-height: 1.5;
}

.about-six-summary {
  margin-top: 48px;
  border-top: 1px solid var(--ed-line);
}

.about-six-summary p {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 20px;
  margin: 0;
  padding: 17px 0;
  border-bottom: 1px solid var(--ed-line);
  font-size: 15px;
}

.about-six-summary b {
  color: #fff;
}

.about-six-summary span {
  color: var(--about-dim);
}

.about-system__header {
  position: relative;
  margin-bottom: 44px;
  padding-left: 70px;
}

.about-system__header > span {
  position: absolute;
  top: 3px;
  left: 0;
  color: var(--about-gold);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: .12em;
}

.about-system__header > p {
  margin: 0 0 6px;
  color: var(--about-dim);
  font-size: 10px;
  font-weight: 820;
  letter-spacing: .14em;
}

.about-system__header h2 {
  margin: 0;
  color: #fff;
  font-size: clamp(46px, 7vw, 70px);
  line-height: 1.05;
  letter-spacing: -.065em;
}

.about-system__header strong {
  display: block;
  margin-top: 18px;
  color: var(--about-body);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.65;
}

.about-before-after {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 48px 0;
}

.about-before-after .about-figure {
  margin: 0;
}

.about-before-after img {
  aspect-ratio: 378 / 298;
  object-fit: contain;
}

.about-six-lines {
  margin: 42px 0 48px;
  border-top: 1px solid var(--ed-line);
}

.about-six-lines p {
  margin: 0;
  padding: 18px 0;
  border-bottom: 1px solid var(--ed-line);
  color: var(--about-dim);
  font-size: 16px;
}

.about-six-lines b {
  display: inline-block;
  min-width: 106px;
  color: var(--about-gold);
}

.about-cta {
  background: #0a0b0c;
}

@media (max-width: 760px) {
  .about-jump {
    top: 66px;
  }

  .about-jump ol {
    justify-content: flex-start;
    padding-block: 4px;
  }

  .about-jump a {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
  }

  .about-article {
    padding: 70px 0 92px;
  }

  .about-section + .about-section,
  .about-section + .about-system,
  .about-system + .about-system,
  .about-system + .about-section {
    margin-top: 72px;
    padding-top: 72px;
  }

  .about-article p,
  .about-article li {
    font-size: 17px;
    line-height: 1.84;
  }

  .about-system__header {
    padding-left: 52px;
  }

  .about-system-map__visual > header {
    padding: 27px 24px 24px;
  }
}

@media (max-width: 520px) {
  .about-reading {
    width: min(100% - 32px, var(--about-reading));
  }

  .about-hero {
    padding: 66px 0 56px;
  }

  .about-hero h1 {
    font-size: clamp(40px, 11.4vw, 46px);
    line-height: 1.12;
  }

  .about-deck {
    margin-top: 26px;
    font-size: 17px;
    line-height: 1.72;
  }

  .about-byline {
    display: grid;
    margin-top: 26px;
  }

  .about-byline span + span::before {
    display: none;
  }

  .about-checklist li {
    padding-left: 42px;
  }

  .about-article {
    padding-top: 58px;
  }

  .about-article p,
  .about-article li {
    font-size: 16.5px;
    line-height: 1.82;
  }

  .about-lead {
    font-size: 20px !important;
    line-height: 1.62 !important;
  }

  .about-section h2 {
    font-size: 36px;
    line-height: 1.28;
  }

  .about-system__header strong {
    font-size: 16px;
  }

  .about-pullquote {
    margin: 38px 0;
    font-size: 27px;
    line-height: 1.5;
  }

  .about-case {
    padding-left: 20px;
  }

  .about-case blockquote {
    font-size: 25px;
    line-height: 1.5;
  }

  .about-figure {
    margin: 38px 0;
  }

  .about-before-after {
    grid-template-columns: 1fr;
  }

  .about-six-summary p {
    grid-template-columns: 125px 1fr;
    gap: 12px;
  }

  .about-system__header {
    padding-left: 0;
    padding-top: 28px;
  }

  .about-system__header > span {
    top: 0;
  }

  .about-system__header h2 {
    font-size: 48px;
  }

  .about-system-map {
    width: calc(100vw - 20px);
    margin-left: calc((100vw - 20px - 100%) / -2);
  }

  .about-system-map__grid {
    grid-template-columns: 1fr;
  }

  .about-system-map__grid p,
  .about-system-map__grid p:nth-child(2n),
  .about-system-map__grid p:nth-last-child(-n + 2) {
    padding: 18px 20px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .07);
  }

  .about-system-map__grid p:last-child {
    border-bottom: 0;
  }

  .about-system-map figcaption {
    padding-inline: 10px;
  }
}