.page-about {
  --about-gap: clamp(18px, 4vw, 36px);
  --about-section-pad: clamp(26px, 4.5vw, 46px);
  background: var(--night);
  color: var(--chalk);
  font-family: var(--font-body);
  padding-bottom: clamp(48px, 8vw, 100px);
  overflow-x: hidden;
}

.page-about .crumbs {
  margin-top: clamp(14px, 3vw, 28px);
}

/* Hero */
.page-about .about-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--about-gap);
  margin-top: clamp(18px, 3.5vw, 34px);
}

.page-about .about-hero__media {
  order: 2;
  position: relative;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-lg)), calc(100% - var(--cut-lg)) 100%, 0 100%);
  background: var(--stand);
}

.page-about .about-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-about .about-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 19, 43, 0) 40%, rgba(11, 19, 43, 0.85) 100%);
  pointer-events: none;
}

.page-about .about-hero__badge {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 2;
  margin: 0;
  padding: 6px 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--night);
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.page-about .about-hero__text {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-about .about-hero__title {
  margin: 0;
  max-width: 16ch;
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--chalk);
}

.page-about .about-hero__text .lede {
  margin: 0;
  max-width: 52ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.page-about .about-hero__stats {
  list-style: none;
  margin: 6px 0 0;
  padding: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  border-top: 1px solid var(--line);
}

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

.page-about .about-hero__stat .num {
  font-size: 22px;
  color: var(--lime);
  letter-spacing: 0.02em;
}

.page-about .about-hero__stat span:last-child {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--concrete);
}

/* Body layout */
.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 56px);
  margin-top: clamp(44px, 7vw, 84px);
}

/* Index */
.page-about .about-index {
  background: linear-gradient(165deg, var(--stand), var(--night) 80%);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-sm)), calc(100% - var(--cut-sm)) 100%, 0 100%);
  padding: 22px 20px 26px;
}

.page-about .about-index__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.08em;
  color: var(--chalk);
}

.page-about .about-index__hint {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--concrete);
}

.page-about .about-index .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-about .about-index .filter-btn {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 6px 12px;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-about .about-index .filter-btn:hover,
.page-about .about-index .filter-btn:focus-visible {
  color: var(--night);
  background: var(--lime);
  border-color: var(--lime);
}

.page-about .about-index .filter-btn[aria-pressed="true"] {
  color: var(--night);
  background: var(--lime);
  border-color: var(--lime);
}

.page-about .about-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .about-index__item {
  border-bottom: 1px dashed var(--line-soft);
}

.page-about .about-index__item:last-child {
  border-bottom: 0;
}

.page-about .about-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  color: var(--chalk);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color 0.18s ease, transform 0.18s ease;
}

.page-about .about-index__link:hover,
.page-about .about-index__link:focus-visible {
  color: var(--lime);
  transform: translateX(3px);
}

.page-about .about-index__num {
  color: var(--lime);
  font-size: 12px;
  flex: 0 0 auto;
}

/* Section shell */
.page-about .about-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  padding: var(--about-section-pad) 0;
  border-top: 1px solid var(--line-soft);
}

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

.page-about .about-section--panel {
  background: linear-gradient(150deg, var(--stand) 0%, var(--screen) 100%);
  padding: clamp(24px, 4vw, 40px) clamp(18px, 3vw, 32px);
  margin: 6px 0;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-sm)), calc(100% - var(--cut-sm)) 100%, 0 100%);
}

.page-about .about-section__rail {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-about .about-section__rail .num {
  font-size: 16px;
  color: var(--lime);
  letter-spacing: 0.08em;
}

.page-about .about-section__rail-text {
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--concrete);
}

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

.page-about .about-section__main h2 {
  margin: 0 0 16px;
  color: var(--chalk);
  line-height: 1.1;
}

.page-about .about-section__main > p {
  margin: 0 0 14px;
  max-width: 62ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

/* columns */
.page-about .about-cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px 26px;
  margin: 4px 0 18px;
}

.page-about .about-cols p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

/* values */
.page-about .about-values {
  list-style: none;
  margin: 4px 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .about-values__item {
  border-left: 3px solid var(--lime);
  padding: 10px 0 10px 14px;
  background: linear-gradient(90deg, rgba(182, 255, 59, 0.08), transparent 70%);
}

.page-about .about-values__item strong {
  display: block;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: 0.06em;
  color: var(--chalk);
  margin-bottom: 4px;
}

.page-about .about-values__item span {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-note {
  margin: 0;
  padding: 14px 16px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 122, 26, 0.07);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

/* media */
.page-about .about-media {
  margin: 18px 0 20px;
}

.page-about .about-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-sm)), calc(100% - var(--cut-sm)) 100%, 0 100%);
  background: var(--screen);
}

.page-about .about-media__caption {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--concrete);
  max-width: 58ch;
}

/* process */
.page-about .about-process {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  counter-reset: none;
}

.page-about .about-process__item {
  padding: 16px 16px 18px;
  background: var(--stand);
  border-top: 2px solid var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-xs)), calc(100% - var(--cut-xs)) 100%, 0 100%);
}

.page-about .about-process__num {
  display: block;
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.14em;
  margin-bottom: 6px;
}

.page-about .about-process__item h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--chalk);
}

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

/* stats */
.page-about .about-stats {
  list-style: none;
  margin: 4px 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-about .about-stats__item {
  padding: 14px 14px 16px;
  background: linear-gradient(160deg, var(--screen), var(--stand));
  border-left: 2px solid var(--lime);
}

.page-about .about-stats__num {
  display: block;
  font-size: clamp(24px, 5vw, 32px);
  line-height: 1;
  color: var(--chalk);
  letter-spacing: 0.01em;
  margin-bottom: 6px;
}

.page-about .about-stats__label {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--concrete);
}

/* swatches */
.page-about .about-swatches {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-about .about-swatches__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  grid-template-areas:
    "chip name"
    "chip hex";
  align-items: center;
  column-gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-about .about-swatches__chip {
  grid-area: chip;
  width: 34px;
  height: 34px;
  display: block;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  border: 1px solid var(--line);
}

.page-about .about-swatches__chip--night { background: #0B132B; }
.page-about .about-swatches__chip--lime { background: #B6FF3B; }
.page-about .about-swatches__chip--orange { background: #FF7A1A; }
.page-about .about-swatches__chip--cyan { background: #38E1D6; }
.page-about .about-swatches__chip--concrete { background: #8792A6; }

.page-about .about-swatches__name {
  grid-area: name;
  font-size: 13px;
  color: var(--chalk);
}

.page-about .about-swatches__hex {
  grid-area: hex;
  font-size: 11px;
  color: var(--concrete);
  letter-spacing: 0.06em;
}

/* timeline */
.page-about .about-timeline {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .about-timeline__item {
  position: relative;
  padding: 16px 16px 18px;
  background: linear-gradient(165deg, var(--stand), var(--night) 85%);
  border-top: 2px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-xs)), calc(100% - var(--cut-xs)) 100%, 0 100%);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.page-about .about-timeline__item:hover,
.page-about .about-timeline__item:focus-within {
  transform: translateY(-3px);
  border-top-color: var(--lime);
}

.page-about .about-timeline__stage {
  display: block;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
  margin-bottom: 8px;
}

.page-about .about-timeline__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--chalk);
}

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

.page-about .about-timeline__more {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--lime);
  transition: max-height 0.25s ease, opacity 0.25s ease, margin-top 0.25s ease;
}

.page-about .about-timeline__item:hover .about-timeline__more,
.page-about .about-timeline__item:focus-within .about-timeline__more {
  max-height: 120px;
  opacity: 1;
  margin-top: 8px;
}

/* partners */
.page-about .about-partners {
  list-style: none;
  margin: 6px 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-about .about-partners__card {
  padding: 18px 16px 20px;
  background: var(--screen);
  border-left: 2px solid var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-xs)), calc(100% - var(--cut-xs)) 100%, 0 100%);
}

.page-about .about-partners__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--chalk);
}

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

.page-about .about-link-btn {
  margin-top: 16px;
}

/* CTA */
.page-about .about-cta {
  margin-top: clamp(30px, 5vw, 54px);
  padding: clamp(24px, 4vw, 40px);
  background: linear-gradient(135deg, rgba(182, 255, 59, 0.14), rgba(56, 225, 214, 0.1) 45%, rgba(255, 122, 26, 0.14) 100%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--cut-lg)), calc(100% - var(--cut-lg)) 100%, 0 100%);
}

.page-about .about-cta__text h2 {
  margin: 0 0 10px;
  color: var(--chalk);
}

.page-about .about-cta__text p {
  margin: 0 0 20px;
  max-width: 56ch;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

  .page-about .about-stats,
  .page-about .about-swatches {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .about-section {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: clamp(18px, 3vw, 34px);
  }

  .page-about .about-section__rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }

  .page-about .about-section__rail::before {
    content: "";
    display: block;
    width: 24px;
    height: 2px;
    background: var(--lime);
  }

  .page-about .about-section__rail-text {
    writing-mode: vertical-rl;
    letter-spacing: 0.34em;
    font-size: 11px;
  }

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

  .page-about .about-timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

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

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

@media (min-width: 960px) {
  .page-about .about-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-about .about-hero__media {
    order: 1;
  }

  .page-about .about-hero__text {
    order: 2;
    padding-bottom: 6px;
  }

  .page-about .about-body {
    grid-template-columns: 290px minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-about .about-index {
    position: sticky;
    top: 96px;
  }

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

@media (min-width: 1200px) {
  .page-about .about-body {
    grid-template-columns: 310px minmax(0, 1fr);
  }

  .page-about .about-hero__text .lede {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-index__link,
  .page-about .about-timeline__item,
  .page-about .about-timeline__more,
  .page-about .about-index .filter-btn {
    transition: none;
  }

  .page-about .about-timeline__item:hover,
  .page-about .about-timeline__item:focus-within,
  .page-about .about-index__link:hover,
  .page-about .about-index__link:focus-visible {
    transform: none;
  }
}
<<<END>>>