.page-about .about-hero {
  position: relative;
  padding-block: clamp(18px, 2.6vw, 32px) clamp(28px, 4.4vw, 56px);
  background:
    radial-gradient(120% 90% at 88% -12%, rgba(226, 0, 26, .16), transparent 58%),
    radial-gradient(90% 80% at -5% 0%, rgba(0, 229, 199, .07), transparent 55%);
  overflow: hidden;
}

.page-about .about-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.4vw, 40px);
  margin-top: clamp(20px, 3vw, 36px);
}

.page-about .about-hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--white);
  margin: 10px 0 18px;
}

.page-about .about-hero__hl {
  color: var(--red);
}

.page-about .about-hero .lede {
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
}

.page-about .about-hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-about .about-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-about .about-facts li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 16px 18px;
  background: rgba(43, 58, 74, .42);
}

.page-about .about-facts__num {
  font-family: var(--font-mono);
  font-size: clamp(1.45rem, 3.2vw, 1.95rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-about .about-facts__label {
  font-size: 12px;
  letter-spacing: .07em;
  color: var(--metal);
  line-height: 1.5;
}

.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(10px, 2vw, 26px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-about .about-index {
  padding: 12px 0 4px;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-index__list {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 12px 0 0;
  padding: 0 0 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-about .about-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-dim);
  text-decoration: none;
  transition: color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  color: var(--white);
  border-color: var(--red);
  background: rgba(226, 0, 26, .1);
}

.page-about .about-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--metal);
}

.page-about .about-sec {
  padding: clamp(26px, 3.6vw, 42px) 0 clamp(18px, 2.4vw, 28px);
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 90px;
}

.page-about .about-flow > .about-sec:first-child {
  border-top: 0;
  padding-top: clamp(10px, 1.6vw, 18px);
}

.page-about .about-sec__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.page-about .about-sec__headtext {
  min-width: 0;
}

.page-about .about-sec__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 8px 0 0;
}

.page-about .about-sec p {
  max-width: 58ch;
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text);
}

.page-about .about-inline {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--red);
  padding-bottom: 1px;
  transition: color .2s var(--ease);
}

.page-about .about-inline:hover,
.page-about .about-inline:focus-visible {
  color: var(--red);
}

.page-about .about-note {
  font-size: 13.5px;
  color: var(--text-dim);
  margin-top: 16px;
}

.page-about .about-figure {
  margin: 8px 0 0;
}

.page-about .about-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r);
  border: 1px solid var(--line);
  object-fit: cover;
}

.page-about .about-figure figcaption,
.page-about .about-banner figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--metal);
  line-height: 1.6;
}

.page-about .about-roles {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-about .about-roles li {
  padding: 16px 18px 18px;
  background: rgba(43, 58, 74, .38);
}

.page-about .about-roles__head {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin-bottom: 7px;
}

.page-about .about-roles__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--metal);
}

.page-about .about-roles h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--white);
}

.page-about .about-roles p {
  margin: 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-about .about-sec--paper {
  position: relative;
  margin: clamp(18px, 2.6vw, 30px) 0;
  padding: clamp(22px, 3.2vw, 38px);
  background: var(--paper);
  border-top: 0;
  border-radius: var(--r);
  box-shadow: 0 20px 42px -30px rgba(0, 0, 0, .8);
}

.page-about .about-sec--paper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--red);
  border-radius: var(--r) var(--r) 0 0;
}

.page-about .about-sec--paper .index-label {
  color: var(--brown);
  opacity: .68;
}

.page-about .about-sec--paper .about-sec__title {
  color: var(--brown);
}

.page-about .about-sec--paper p {
  color: #33291F;
}

.page-about .about-banner {
  margin: 0 0 20px;
}

.page-about .about-banner img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r);
  object-fit: cover;
}

.page-about .about-banner figcaption {
  color: #5C4F42;
}

.page-about .about-map {
  margin: 4px 0 20px;
}

.page-about .about-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 16px;
}

.page-about .about-dots span {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: rgba(23, 18, 14, .3);
  transition: background .22s var(--ease), transform .22s var(--ease);
}

.page-about .about-dots span:hover {
  background: var(--red);
  transform: scale(1.3);
}

.page-about .about-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
  font-size: 13px;
  line-height: 1.65;
  color: #4A3E33;
}

.page-about .about-legend__dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--red);
  vertical-align: middle;
}

.page-about .about-coin {
  flex: 0 0 auto;
  width: 78px;
  height: 78px;
  object-fit: cover;
  border-radius: 50%;
  border: 2px solid rgba(226, 0, 26, .38);
}

.page-about .about-tl {
  position: relative;
  margin: 22px 0 0;
  padding-left: 26px;
  list-style: none;
}

.page-about .about-tl::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--red) 0%, rgba(226, 0, 26, .34) 55%, rgba(155, 168, 183, .2) 100%);
}

.page-about .about-tl__item {
  position: relative;
  padding-bottom: 4px;
}

.page-about .about-tl__item + .about-tl__item {
  margin-top: 16px;
}

.page-about .about-tl__dot {
  position: absolute;
  top: 5px;
  left: -26px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 4px rgba(226, 0, 26, .14);
}

.page-about .about-tl__trigger {
  display: flex;
  align-items: baseline;
  gap: 10px;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  font: inherit;
  text-align: left;
  cursor: pointer;
  color: var(--white);
  transition: opacity .2s var(--ease);
}

.page-about .about-tl__trigger:hover {
  opacity: .78;
}

.page-about .about-tl__ver {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--metal);
}

.page-about .about-tl__name {
  font-size: 15.5px;
  font-weight: 600;
  color: var(--white);
}

.page-about .about-tl__panel {
  margin-top: 10px;
  padding: 12px 15px;
  border-left: 2px solid var(--red);
  background: rgba(43, 58, 74, .38);
  border-radius: 0 var(--r) var(--r) 0;
}

.page-about .about-tl__panel p {
  margin: 0;
  max-width: none;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-about .about-services {
  list-style: none;
  margin: 22px 0 20px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 13px;
}

.page-about .about-services li {
  padding: 16px 16px 18px;
  border: 1px solid rgba(23, 18, 14, .16);
  background: rgba(255, 255, 255, .44);
  border-radius: var(--r);
}

.page-about .about-services__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: rgba(23, 18, 14, .48);
}

.page-about .about-services h3 {
  margin: 7px 0 8px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--brown);
}

.page-about .about-services p {
  margin: 0;
  max-width: none;
  font-size: 13.5px;
  line-height: 1.76;
  color: #3A3026;
}

.page-about .about-cta {
  margin: 20px 0 0;
}

.page-about .about-rules {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .about-rules li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding-top: 15px;
  border-top: 1px solid var(--line-soft);
}

.page-about .about-rules li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .about-rules__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  line-height: 2;
  color: var(--metal);
}

.page-about .about-rules h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}

.page-about .about-rules p {
  margin: 0;
  max-width: 54ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

@media (min-width: 620px) {
  .page-about .about-services {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-about .about-facts li {
    padding: 18px 18px 20px;
  }
}

@media (min-width: 1080px) {
  .page-about .about-body {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 68px);
    align-items: start;
  }

  .page-about .about-index {
    position: sticky;
    top: 84px;
    padding: 0;
    border-bottom: 0;
  }

  .page-about .about-index__list {
    display: block;
    margin-top: 14px;
    padding: 0;
    overflow: visible;
  }

  .page-about .about-index__list li + li {
    margin-top: 2px;
  }

  .page-about .about-index__link {
    display: flex;
    width: 100%;
    border: 0;
    border-left: 2px solid var(--line-soft);
    border-radius: 0;
    padding: 9px 0 9px 13px;
    font-size: 13.5px;
    white-space: normal;
    line-height: 1.5;
  }

  .page-about .about-index__link:hover,
  .page-about .about-index__link:focus-visible {
    background: transparent;
    border-left-color: var(--red);
    color: var(--white);
  }
}

@media (min-width: 1200px) {
  .page-about .about-sec--split {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(24px, 3.4vw, 44px);
    align-items: start;
  }

  .page-about .about-sec--split .about-figure {
    margin-top: 4px;
  }
}

@media (min-width: 1360px) {
  .page-about .about-body {
    grid-template-columns: 210px minmax(0, 1fr);
  }

  .page-about .about-sec p {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__link,
  .page-about .about-dots span,
  .page-about .about-tl__trigger,
  .page-about .about-inline {
    transition: none;
  }

  .page-about .about-dots span:hover {
    transform: none;
  }
}
<<<END>>>