.page-about {
  --about-line: rgba(57, 242, 208, .2);
  --about-line-strong: rgba(57, 242, 208, .46);
  --about-pad: clamp(44px, 8vw, 92px);
  background: var(--bg);
  color: var(--text);
}

.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 3.4vw, 34px) 0 clamp(36px, 6vw, 76px);
}

.page-about .about-hero__deco {
  position: absolute;
  left: -20%;
  right: -20%;
  bottom: 0;
  height: 76%;
  pointer-events: none;
  background:
    radial-gradient(120% 100% at 82% 0%, rgba(47, 107, 87, .55), rgba(11, 31, 26, 0) 62%),
    linear-gradient(158deg, rgba(18, 51, 43, .92), rgba(11, 31, 26, 0) 72%);
  clip-path: polygon(0 20%, 100% 0, 100% 100%, 0 100%);
}

.page-about .about-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-about .about-hero__lede {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-about .about-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 8.4vw, 78px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-about .about-hero__title-line {
  display: block;
}

.page-about .about-hero__title-line:last-child {
  color: var(--cyan);
}

.page-about .about-hero__intro {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 52ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.85;
  color: rgba(227, 235, 231, .88);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  width: 100%;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--about-line);
}

.page-about .about-hero__stats dt {
  font-size: var(--step-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-about .about-hero__stats dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.4vw, 30px);
  line-height: 1.1;
  color: var(--cyan);
}

.page-about .about-hero__figure {
  margin: 0;
  border: 1px solid var(--about-line-strong);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-alt);
}

.page-about .media-frame__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-about .media-frame__caption {
  padding: 12px 16px;
  font-size: var(--step-12);
  letter-spacing: .06em;
  color: var(--text-muted);
  background: rgba(11, 31, 26, .7);
}

.page-about .about-toc-wrap {
  padding-bottom: clamp(20px, 3vw, 34px);
}

.page-about .about-toc {
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(18, 51, 43, .82), rgba(11, 31, 26, .5));
  padding: 18px clamp(16px, 3vw, 26px);
}

.page-about .about-toc__label {
  margin: 0 0 14px;
  font-size: var(--step-12);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-about .about-toc__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  color: var(--text);
  text-decoration: none;
  font-size: var(--step-14);
  border-bottom: 1px solid rgba(74, 85, 82, .4);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--about-line-strong);
}

.page-about .about-toc__num {
  color: var(--moss);
  font-size: var(--step-12);
  letter-spacing: .08em;
}

.page-about .about-chapter {
  position: relative;
  padding: var(--about-pad) 0;
  border-top: 1px solid var(--about-line);
  scroll-margin-top: 92px;
}

.page-about .about-chapter--band {
  background: linear-gradient(180deg, rgba(18, 51, 43, .9), rgba(18, 51, 43, .32));
}

.page-about .about-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 6px 16px;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-about .about-chapter__num {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: clamp(38px, 9vw, 82px);
  line-height: .86;
  color: rgba(57, 242, 208, .26);
}

.page-about .about-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(25px, 4.4vw, 42px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-about .about-stance {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-about .about-stance__body p {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: var(--step-16);
  line-height: 1.85;
  color: rgba(227, 235, 231, .9);
}

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

.page-about .about-quote {
  margin: 0;
  padding: clamp(26px, 4vw, 38px) clamp(22px, 3vw, 32px);
  background: linear-gradient(135deg, var(--moss), #17402f);
  border-left: 3px solid var(--cyan);
  clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
}

.page-about .about-quote p {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 25px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
}

.page-about .about-timeline {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0 0 0 24px;
  list-style: none;
  border-left: 1px solid var(--about-line-strong);
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 30px;
}

.page-about .about-timeline__item:last-child {
  padding-bottom: 0;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-24px - 5px);
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(57, 242, 208, .14);
}

.page-about .about-timeline__year {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 38px);
  line-height: 1;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-about .about-timeline__name {
  margin: 12px 0 8px;
  font-size: var(--step-20);
  font-weight: 700;
  line-height: 1.35;
  color: var(--paper);
}

.page-about .about-timeline__text {
  margin: 0;
  max-width: 40ch;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--text-muted);
}

.page-about .about-ops {
  display: grid;
  gap: 16px;
}

.page-about .about-ops__item {
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 26px);
  background: linear-gradient(160deg, rgba(18, 51, 43, .7), rgba(11, 31, 26, .5));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-about .about-ops__item:hover {
  border-color: var(--about-line-strong);
  transform: translateY(-2px);
}

.page-about .about-ops__item--paper {
  background: var(--paper);
  border-color: rgba(232, 223, 209, .9);
}

.page-about .about-ops__name {
  margin: 0 0 10px;
  font-size: var(--step-16);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-about .about-ops__item--paper .about-ops__name {
  color: #1b4a3a;
}

.page-about .about-ops__text {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.8;
  color: rgba(227, 235, 231, .86);
}

.page-about .about-ops__item--paper .about-ops__text {
  color: var(--text-dark);
}

.page-about .about-ops__figure {
  margin: clamp(24px, 4vw, 36px) 0 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .about-regions {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-about .about-regions__text p {
  margin: 0 0 18px;
  font-size: var(--step-16);
  line-height: 1.85;
  color: rgba(227, 235, 231, .9);
}

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

.page-about .about-regions__list li {
  position: relative;
  padding-left: 18px;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--text-muted);
}

.page-about .about-regions__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  background: var(--orange);
  border-radius: 1px;
}

.page-about .about-regions__list strong {
  color: var(--paper);
  font-weight: 700;
}

.page-about .about-regions__figure {
  margin: 0;
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-about .about-regions__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--about-line-strong);
}

.page-about .about-stat dt {
  font-size: var(--step-12);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-about .about-stat dd {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1;
  color: var(--data-blue);
}

.page-about .about-honors {
  display: grid;
  gap: 12px;
}

.page-about .about-honor {
  border: 1px solid var(--about-line);
  border-radius: var(--radius);
  padding: 16px 18px;
  background: rgba(11, 31, 26, .62);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-about .about-honor:hover,
.page-about .about-honor:focus-within,
.page-about .about-honor[open] {
  border-color: var(--about-line-strong);
  background: rgba(18, 51, 43, .82);
}

.page-about .about-honor__title {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: var(--step-16);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

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

.page-about .about-honor__title::after {
  content: "+";
  margin-left: 4px;
  font-family: var(--font-mono);
  font-size: var(--step-16);
  color: var(--cyan);
}

.page-about .about-honor[open] .about-honor__title::after {
  content: "−";
}

.page-about .about-honor__year {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: .06em;
  color: var(--moss);
  white-space: nowrap;
}

.page-about .about-honor__desc {
  margin: 12px 0 0;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--text-muted);
}

.page-about .about-recognition__more {
  margin: clamp(20px, 3vw, 28px) 0 0;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--text-muted);
}

.page-about .about-recognition__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--about-line-strong);
}

.page-about .about-recognition__link:hover,
.page-about .about-recognition__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-about .about-pledge {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--about-line-strong);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 46px);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(255, 107, 44, .16), rgba(11, 31, 26, 0) 58%),
    linear-gradient(150deg, rgba(47, 107, 87, .6), rgba(11, 31, 26, .92));
}

.page-about .about-pledge__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.2vw, 40px);
  font-weight: 800;
  line-height: 1.18;
  color: var(--paper);
}

.page-about .about-pledge__text {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: var(--step-16);
  line-height: 1.85;
  color: rgba(227, 235, 231, .9);
}

.page-about .about-pledge__contact {
  display: grid;
  gap: 0;
  margin: clamp(22px, 3.4vw, 32px) 0 0;
  border-top: 1px solid var(--about-line);
}

.page-about .about-pledge__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(74, 85, 82, .5);
}

.page-about .about-pledge__key {
  font-size: var(--step-12);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-about .about-pledge__value {
  font-family: var(--font-mono);
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-about .about-pledge__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 30px);
}

.page-about .about-pledge__note {
  margin: 18px 0 0;
  font-size: var(--step-12);
  line-height: 1.8;
  color: var(--text-muted);
}

@media (min-width: 640px) {
  .page-about .about-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 28px;
  }

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

  .page-about .about-pledge__row {
    grid-template-columns: 128px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 860px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
    align-items: end;
  }

  .page-about .about-stance {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .78fr);
    align-items: start;
  }

  .page-about .about-ops {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-about .about-ops__item:nth-child(2) {
    margin-top: 32px;
  }

  .page-about .about-ops__item:nth-child(3) {
    margin-top: 14px;
  }

  .page-about .about-regions {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

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

  .page-about .about-timeline {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--about-line-strong);
  }

  .page-about .about-timeline__item {
    padding: 26px 20px 0;
    border-left: 1px solid var(--about-line);
  }

  .page-about .about-timeline__item:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .page-about .about-timeline__item::before {
    display: none;
  }
}

@media (min-width: 1040px) {
  .page-about .about-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-toc__link,
  .page-about .about-ops__item,
  .page-about .about-honor,
  .page-about .about-recognition__link {
    transition: none;
  }

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