.page-about {
  --about-line: rgba(6, 24, 43, 0.14);
  background: var(--cloud);
  color: var(--ink);
  overflow-x: hidden;
}

.page-about img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ---------- hero ---------- */

.page-about .about-hero {
  position: relative;
  padding: 112px 0 64px;
  background: var(--cloud);
}

.page-about .about-hero__panel {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 84% 6%, rgba(18, 224, 196, 0.13), transparent 58%),
    linear-gradient(148deg, var(--abyss) 0%, var(--nightfall) 58%, var(--reef) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 94%, 0 100%);
  pointer-events: none;
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
}

.page-about .about-crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-family: var(--font-data);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-about .about-crumb a {
  color: var(--stone);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-about .about-crumb a:hover,
.page-about .about-crumb a:focus-visible {
  color: var(--neon);
  border-bottom-color: var(--neon);
  outline: none;
}

.page-about .about-hero__label {
  margin: 34px 0 0;
  color: var(--neon);
}

.page-about .about-hero__title {
  margin: 18px 0 0;
  max-width: 13em;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(36px, 8vw, 76px);
  color: var(--cloud);
}

.page-about .about-hero__lede {
  margin: 24px 0 0;
  max-width: 33em;
  font-family: var(--font-body);
  font-size: var(--step-4);
  line-height: 1.9;
  color: rgba(245, 248, 251, 0.8);
}

.page-about .about-hero__facts {
  margin: 40px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  max-width: 560px;
  background: var(--hair-on-dark);
  border: 1px solid var(--hair-on-dark);
}

.page-about .about-hero__facts > div {
  padding: 14px 16px;
  background: rgba(6, 24, 43, 0.55);
}

.page-about .about-hero__facts dt {
  font-family: var(--font-ui);
  font-size: var(--step-1);
  letter-spacing: 0.14em;
  color: var(--stone);
}

.page-about .about-hero__facts dd {
  margin: 6px 0 0;
  font-family: var(--font-data);
  font-size: var(--step-6);
  letter-spacing: 0.04em;
  color: var(--cloud);
}

.page-about .about-hero__note {
  display: none;
}

/* ---------- vertical note ---------- */

.page-about .about-vert {
  writing-mode: vertical-rl;
  font-family: var(--font-data);
  font-size: var(--step-1);
  letter-spacing: 0.28em;
  color: var(--stone);
  margin: 0;
}

/* ---------- shared section rhythm ---------- */

.page-about .about-section {
  padding: 68px 0;
}

.page-about .about-head {
  position: relative;
  margin-bottom: 34px;
}

.page-about .about-head__note {
  display: none;
}

.page-about .about-head__lede {
  margin: 18px 0 0;
  max-width: 46em;
  font-family: var(--font-body);
  font-size: var(--step-4);
  line-height: 1.9;
  color: var(--ink);
}

/* ---------- what we do ---------- */

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

.page-about .about-what__label {
  color: var(--reef);
}

.page-about .about-what__body {
  max-width: 60em;
}

.page-about .about-what__body p + p {
  margin-top: 20px;
}

.page-about .about-what__body a {
  color: var(--coral-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 69, 0.5);
}

.page-about .about-what__body a:hover,
.page-about .about-what__body a:focus-visible {
  border-bottom-color: var(--coral-deep);
  outline: none;
}

/* ---------- timeline ---------- */

.page-about .about-line__figure {
  margin: 0 0 44px;
}

.page-about .about-line__figure .figure-frame__inner img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-track {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .about-track::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--neon) 0%, var(--stone-soft) 42%, var(--hair-strong) 100%);
}

.page-about .about-track__node {
  position: relative;
  padding: 0 0 0 44px;
  margin: 0 0 34px;
  outline: none;
}

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

.page-about .about-track__num {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--panel);
  border: 1px solid var(--hair-strong);
  font-family: var(--font-data);
  font-size: 9px;
  letter-spacing: 0.02em;
  color: var(--ink);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-about .about-track__node:hover .about-track__num,
.page-about .about-track__node:focus-visible .about-track__num {
  background: var(--neon);
  border-color: var(--neon);
  box-shadow: 0 0 0 4px rgba(18, 224, 196, 0.18);
}

.page-about .about-track__node:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 6px;
  border-radius: 4px;
}

.page-about .about-track__year {
  margin: 0;
  font-family: var(--font-data);
  font-size: var(--step-2);
  letter-spacing: 0.12em;
  color: var(--reef);
}

.page-about .about-track__title {
  margin: 6px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-5);
  line-height: 1.4;
  color: var(--ink);
}

.page-about .about-track__desc {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-4);
  line-height: 1.9;
  color: var(--ink);
}

.page-about .about-track__desc a {
  color: var(--coral-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 106, 69, 0.5);
}

.page-about .about-track__more {
  margin: 10px 0 0;
  padding-left: 0;
  font-family: var(--font-ui);
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--stone);
  opacity: 0.72;
  border-left: 2px solid transparent;
  transition: opacity 0.2s var(--ease), color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-about .about-track__node:hover .about-track__more,
.page-about .about-track__node:focus-visible .about-track__more {
  opacity: 1;
  color: var(--reef);
  border-left-color: var(--neon);
  padding-left: 10px;
}

/* ---------- two versions ---------- */

.page-about .about-why {
  background: var(--mist);
}

.page-about .about-why__wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-about .about-why__aside .exhibit-label {
  color: var(--reef);
}

.page-about .about-why__note {
  margin-top: 18px;
}

.page-about .about-why__main .body-text + .body-text {
  margin-top: 18px;
}

.page-about .about-why__cats {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-about .about-why__cats li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--hair-strong);
  font-family: var(--font-ui);
  font-size: var(--step-3);
  line-height: 1.75;
  color: var(--ink);
}

.page-about .about-why__cats li:last-child {
  border-bottom: 1px solid var(--hair-strong);
}

.page-about .about-why__cats span {
  font-family: var(--font-data);
  font-size: var(--step-2);
  color: var(--coral-deep);
  letter-spacing: 0.06em;
}

.page-about .about-more {
  margin-top: 26px;
  border-top: 1px solid var(--hair-strong);
}

.page-about .about-more summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: var(--step-3);
  color: var(--reef);
}

.page-about .about-more summary::-webkit-details-marker {
  display: none;
}

.page-about .about-more summary::before {
  content: "+";
  width: 14px;
  font-family: var(--font-data);
  font-size: var(--step-5);
  line-height: 1;
  color: var(--coral-deep);
}

.page-about .about-more[open] summary::before {
  content: "\2013";
}

.page-about .about-more summary:hover,
.page-about .about-more summary:focus-visible {
  color: var(--coral-deep);
  outline: none;
}

.page-about .about-more summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 2px;
}

.page-about .about-more__body {
  padding: 4px 0 8px;
}

.page-about .about-more__body p {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: var(--step-4);
  line-height: 1.9;
  color: var(--ink);
}

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

/* ---------- team ---------- */

.page-about .about-team__wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-about .about-team__figure {
  margin: 0;
}

.page-about .about-team__figure .figure-frame__inner img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-team__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-about .about-team__card {
  padding: 22px 20px;
  background: var(--panel);
}

.page-about .card__text {
  margin: 10px 0 0;
  font-family: var(--font-body);
  font-size: var(--step-3);
  line-height: 1.85;
  color: var(--ink);
}

.page-about .about-team__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-team__tags li {
  font-family: var(--font-ui);
  font-size: var(--step-1);
  letter-spacing: 0.06em;
  color: var(--reef);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-pill);
  padding: 3px 10px;
}

/* ---------- local ---------- */

.page-about .about-local__wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-about .about-local__text .body-text + .body-text {
  margin-top: 18px;
}

.page-about .about-local__figure {
  margin: 0;
}

.page-about .about-local__figure .figure-frame__inner img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-about .about-local__list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-local__list li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding-top: 12px;
  border-top: 1px solid var(--hair);
  font-family: var(--font-body);
  font-size: var(--step-3);
  line-height: 1.8;
  color: var(--ink);
}

.page-about .about-local__list strong {
  font-family: var(--font-data);
  font-weight: 500;
  font-size: var(--step-5);
  letter-spacing: 0.02em;
  color: var(--reef);
}

/* ---------- closing ---------- */

.page-about .about-close {
  position: relative;
  padding: 84px 0 92px;
  overflow: hidden;
}

.page-about .about-close::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 18%, rgba(18, 224, 196, 0.11), transparent 46%),
    radial-gradient(circle at 88% 80%, rgba(255, 106, 69, 0.1), transparent 46%);
  pointer-events: none;
}

.page-about .about-close::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-radial-gradient(
    ellipse at 84% 132%,
    transparent 0 44px,
    rgba(159, 179, 196, 0.07) 44px 45px
  );
  pointer-events: none;
}

.page-about .about-close__inner {
  position: relative;
  z-index: 1;
}

.page-about .about-close__label {
  color: var(--neon);
}

.page-about .about-close__title {
  margin: 16px 0 0;
  color: var(--cloud);
  font-size: clamp(26px, 5vw, 34px);
  line-height: 1.3;
}

.page-about .about-close__list {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-about .about-close__list li {
  padding-top: 18px;
  border-top: 1px solid var(--hair-on-dark);
}

.page-about .about-close__num {
  font-family: var(--font-data);
  font-size: var(--step-2);
  letter-spacing: 0.16em;
  color: var(--neon);
}

.page-about .about-close__list h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-5);
  line-height: 1.4;
  color: var(--cloud);
}

.page-about .about-close__list p {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-3);
  line-height: 1.85;
  color: rgba(245, 248, 251, 0.74);
}

.page-about .about-close__actions {
  margin-top: 44px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .about-close__alt {
  margin: 32px 0 0;
  font-family: var(--font-body);
  font-size: var(--step-3);
  line-height: 1.85;
  color: rgba(245, 248, 251, 0.7);
}

.page-about .about-close__alt a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 224, 196, 0.45);
}

.page-about .about-close__alt a:hover,
.page-about .about-close__alt a:focus-visible {
  border-bottom-color: var(--neon);
  outline: none;
}

/* ---------- breakpoints ---------- */

@media (min-width: 560px) {
  .page-about .about-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-about .about-team__card:nth-child(2),
  .page-about .about-team__card:nth-child(4) {
    margin-top: 30px;
  }
}

@media (min-width: 760px) {
  .page-about .about-hero {
    padding: 140px 0 104px;
  }

  .page-about .about-hero__panel {
    clip-path: polygon(0 0, 100% 0, 100% 46%, 0 100%);
  }

  .page-about .about-hero__note {
    display: block;
    position: absolute;
    top: 26%;
    right: 18px;
    z-index: 1;
  }

  .page-about .about-section {
    padding: 96px 0;
  }

  .page-about .about-head__note {
    display: block;
    position: absolute;
    top: 4px;
    right: 0;
  }

  .page-about .about-why__wrap {
    grid-template-columns: minmax(0, 3fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-about .about-why__aside {
    position: sticky;
    top: 120px;
  }

  .page-about .about-close__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-about .about-what__wrap {
    grid-template-columns: minmax(0, 3fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
  }

  .page-about .about-track {
    max-width: 800px;
  }

  .page-about .about-track::before {
    left: 19px;
  }

  .page-about .about-track__node {
    padding-left: 68px;
    margin-bottom: 44px;
  }

  .page-about .about-track__num {
    width: 40px;
    height: 40px;
    font-size: var(--step-2);
  }

  .page-about .about-local__wrap {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: 56px;
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-about .about-team__wrap {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-track__num,
  .page-about .about-track__more,
  .page-about .about-crumb a {
    transition: none;
  }
}