.page-about {
  --about-radius: 18px;
  --about-seat: rgba(121, 224, 193, 0.16);
}

.page-about .about-hero {
  padding-block: clamp(1.5rem, 4vw, 3rem) clamp(2.5rem, 6vw, 5rem);
}

.page-about .about-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-about .about-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.35rem, 7.6vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.01em;
  color: var(--ice);
  margin: 0.4rem 0 0;
  text-wrap: balance;
}

.page-about .about-hero__lead {
  margin-top: 1.1rem;
  max-width: 34em;
  color: var(--ice);
  line-height: 1.8;
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.page-about .about-hero__figure {
  margin: 0;
  position: relative;
  border-radius: var(--about-radius);
  border: 1px solid var(--line);
  background: var(--teal);
  overflow: hidden;
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
}

.page-about .about-hero__cap {
  padding: 0.7rem 1rem 0.85rem;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--mist);
  background: linear-gradient(to top, rgba(7, 22, 32, 0.92), rgba(7, 22, 32, 0.5));
}

.page-about .about-who,
.page-about .about-history,
.page-about .about-team,
.page-about .about-entry,
.page-about .about-path {
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
}

.page-about .section__title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -0.01em;
  color: var(--ice);
  margin: 0.35rem 0 0;
  text-wrap: balance;
}

.page-about .section__note {
  color: var(--mist);
  max-width: 46em;
}

.page-about .about-split {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-about .about-split__head .lead {
  margin-top: 1rem;
  color: var(--ice);
  line-height: 1.8;
  max-width: 32em;
}

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

.page-about .about-who__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--line);
}

.page-about .about-who__item:last-child {
  border-bottom: 1px solid var(--line);
}

.page-about .about-who__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1rem;
  color: var(--gold);
  letter-spacing: 0.04em;
  padding-top: 0.2rem;
}

.page-about .about-who__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 2.6vw, 1.3rem);
  line-height: 1.25;
  color: var(--ice);
  margin: 0 0 0.4rem;
}

.page-about .about-who__item p {
  margin: 0;
  color: var(--mist);
  line-height: 1.75;
  font-size: 1rem;
}

.page-about .about-timeline {
  list-style: none;
  margin: clamp(1.75rem, 4vw, 2.5rem) 0 0;
  padding: 0;
  position: relative;
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(var(--about-seat) 1.4px, transparent 1.5px);
  background-size: 28px 28px;
  opacity: 0.7;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
}

.page-about .about-timeline__item {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.6rem;
}

.page-about .about-timeline__year {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(2.1rem, 8vw, 3.1rem);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-about .about-stage {
  background: var(--glass-soft);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.95rem 1.1rem;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.page-about .about-stage[open] {
  background: var(--glass);
  border-color: rgba(245, 192, 74, 0.45);
}

.page-about .about-stage summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem;
}

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

.page-about .about-stage summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--green);
}

.page-about .about-stage[open] summary::after {
  content: "\2212";
  color: var(--gold);
}

.page-about .about-stage__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--mint);
  border: 1px solid rgba(121, 224, 193, 0.4);
  border-radius: 999px;
  padding: 0.08rem 0.5rem;
  white-space: nowrap;
}

.page-about .about-stage__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  line-height: 1.25;
  color: var(--ice);
}

.page-about .about-stage__content p {
  margin: 0.8rem 0 0;
  color: var(--ice);
  line-height: 1.8;
  font-size: 1rem;
}

.page-about .about-scale {
  background: linear-gradient(150deg, var(--teal) 0%, var(--ink-deep) 72%);
  border-block: 1px solid var(--line);
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
}

.page-about .about-scale__grid {
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}

.page-about .about-scale__item {
  display: flex;
  flex-direction: column-reverse;
  gap: 0.4rem;
  background: rgba(11, 30, 45, 0.6);
  padding: clamp(1.1rem, 3vw, 1.6rem);
}

.page-about .about-scale__item dt {
  font-size: 0.92rem;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-about .about-scale__item dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
}

.page-about .about-scale__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.85rem, 5.4vw, 2.6rem);
  line-height: 1;
  color: var(--gold);
}

.page-about .about-scale__unit {
  font-size: 0.92rem;
  color: var(--mist);
}

.page-about .about-team__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.page-about .about-team__cards {
  display: grid;
  gap: 1rem;
}

.page-about .about-team__card {
  padding: 1.2rem 1.25rem;
  border-radius: 16px;
}

.page-about .about-team__card .card__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  line-height: 1.25;
  color: var(--ice);
}

.page-about .about-team__card .card__text {
  margin: 0;
  color: var(--mist);
  line-height: 1.78;
  font-size: 1rem;
}

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

.page-about .about-team__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--about-radius);
  border: 1px solid var(--line);
}

.page-about .about-team__visual figcaption {
  margin-top: 0.65rem;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--mist);
}

.page-about .about-entry__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

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

.page-about .about-entry__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--about-radius);
  border: 1px solid var(--line);
}

.page-about .about-entry__copy .lead {
  margin-top: 1rem;
  color: var(--ice);
  line-height: 1.8;
  max-width: 32em;
}

.page-about .about-entry__list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-about .about-entry__list li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--ice);
  line-height: 1.78;
  font-size: 1rem;
}

.page-about .about-entry__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 2px;
  background: var(--green);
}

.page-about .about-entry__list li:nth-child(2n)::before {
  background: var(--gold);
}

.page-about .about-path__grid {
  display: grid;
  gap: 1rem;
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
}

.page-about .about-path__card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(160deg, rgba(23, 52, 74, 0.9), rgba(11, 30, 45, 0.94));
  border: 1px solid var(--line);
  border-radius: var(--about-radius);
  padding: clamp(1.25rem, 3.5vw, 1.9rem);
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}

.page-about .about-path__card--alt {
  background: linear-gradient(160deg, rgba(32, 37, 74, 0.92), rgba(11, 30, 45, 0.94));
}

.page-about .about-path__card h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 3.2vw, 1.7rem);
  line-height: 1.15;
  color: var(--ice);
  margin: 0.9rem 0 0.55rem;
}

.page-about .about-path__card p {
  margin: 0;
  color: var(--mist);
  line-height: 1.78;
  font-size: 1rem;
}

.page-about .about-path__go {
  display: inline-block;
  margin-top: 1.15rem;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  color: var(--green);
}

.page-about .about-path__card--alt .about-path__go {
  color: var(--orange);
}

.page-about .about-path__note {
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .about-path__note a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

@media (min-width: 720px) {
  .page-about .about-scale__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .about-timeline__item {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 1.75rem;
    align-items: start;
  }

  .page-about .about-timeline__item:nth-child(even) {
    grid-template-columns: minmax(0, 1fr) 200px;
  }

  .page-about .about-timeline__item:nth-child(even) .about-timeline__year {
    grid-column: 2;
    grid-row: 1;
    text-align: right;
  }

  .page-about .about-timeline__item:nth-child(even) .about-stage {
    grid-column: 1;
    grid-row: 1;
  }

  .page-about .about-timeline__item:nth-child(odd) .about-timeline__year {
    padding-top: 0.2rem;
  }
}

@media (min-width: 900px) {
  .page-about .about-who__list {
    padding-top: 0.35rem;
  }

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }

  .page-about .about-team__visual {
    margin-top: 3rem;
  }
}

@media (min-width: 920px) {
  .page-about .about-split {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
  }

  .page-about .about-entry__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
  }
}

@media (min-width: 1040px) {
  .page-about .about-scale__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-about .about-path__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (hover: hover) and (min-width: 820px) {
  .page-about .about-path__card:hover {
    transform: translateY(-5px);
    border-color: rgba(43, 212, 125, 0.55);
  }

  .page-about .about-path__card--alt:hover {
    border-color: rgba(255, 122, 69, 0.6);
  }
}

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

  .page-about .about-path__card:hover {
    transform: none;
  }
}