.page-about {
  --about-rule: 1px solid var(--wire);
  --about-soft: rgba(247, 250, 255, 0.16);
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: hidden;
}

.page-about .breadcrumbs {
  padding: 1.4rem 0 0;
}

.page-about .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-about .breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--wire);
}

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

.page-about .breadcrumbs a:hover,
.page-about .breadcrumbs a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--amber);
}

/* ---------- hero ---------- */
.page-about .about-hero {
  position: relative;
  padding: clamp(1.75rem, 4vw, 3rem) 0 clamp(2.5rem, 5vw, 4.5rem);
  border-bottom: var(--about-rule);
}

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

.page-about .about-hero__title {
  margin: 1rem 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-about .about-hero__lead {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(0.98rem, 2.3vw, 1.125rem);
  line-height: 1.85;
  color: rgba(247, 250, 255, 0.82);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.page-about .about-hero__side {
  position: relative;
  border: var(--about-rule);
  background: var(--ink-800);
  padding: 1.15rem 1.15rem 1.35rem;
}

.page-about .about-hero__side::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(44, 74, 107, 0.55);
  pointer-events: none;
}

.page-about .about-hero__side-label {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-about .about-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin: 1.15rem 0 0;
  border: var(--about-rule);
  background: var(--wire);
}

.page-about .about-facts > div {
  background: var(--ink-800);
  padding: 0.7rem 0.75rem;
}

.page-about .about-facts dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-about .about-facts dd {
  margin: 0.35rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.05rem, 3.2vw, 1.45rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

/* ---------- shared section head ---------- */
.page-about .section {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.page-about .about-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
  padding-top: 1rem;
  border-top: var(--about-rule);
}

.page-about .about-head--plain {
  border-top: 1px solid var(--about-soft);
}

.page-about .about-num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 4vw, 1.9rem);
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-about .about-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.45rem, 4.2vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-about .about-head__lead {
  margin: 0.65rem 0 0;
  max-width: 58ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- figures ---------- */
.page-about .about-figure {
  margin: 0 0 clamp(1.5rem, 4vw, 2.25rem);
  border: var(--about-rule);
  background: var(--ink-800);
  overflow: hidden;
}

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

.page-about .about-figure--wide img {
  aspect-ratio: 16 / 9;
  max-height: 360px;
}

.page-about .about-figure--tall {
  margin: 0;
}

.page-about .about-figure--tall img {
  aspect-ratio: 5 / 6;
}

.page-about .about-figure figcaption {
  padding: 0.7rem 0.85rem;
  border-top: var(--about-rule);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- timeline ---------- */
.page-about .timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .timeline__item {
  position: relative;
  padding: 0.25rem 0 1.5rem 1.65rem;
  border-left: 1px solid var(--wire);
}

.page-about .timeline__item:last-child {
  padding-bottom: 0.25rem;
}

.page-about .timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0.6rem;
  width: 9px;
  height: 9px;
  border: 1px solid var(--amber);
  border-radius: 50%;
  background: var(--ink-900);
  transition: background var(--ease), box-shadow var(--ease);
}

.page-about .timeline__item:hover::before,
.page-about .timeline__item:focus-within::before,
.page-about .timeline__item:focus-visible::before {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(244, 183, 64, 0.16);
}

.page-about .timeline__year {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--amber);
}

.page-about .timeline__title {
  margin: 0.45rem 0 0.4rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.12rem;
  line-height: 1.3;
}

.page-about .timeline__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: rgba(247, 250, 255, 0.78);
}

.page-about .timeline__detail {
  margin: 0.55rem 0 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- team ---------- */
.page-about .team__grid {
  display: grid;
  gap: 1px;
  border: var(--about-rule);
  background: var(--wire);
}

.page-about .team__card {
  background: var(--ink-900);
  padding: 1.15rem 1.05rem 1.25rem;
  transition: background var(--ease);
}

.page-about .team__card:hover,
.page-about .team__card:focus-within,
.page-about .team__card:focus-visible {
  background: var(--ink-800);
}

.page-about .team__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  line-height: 1;
  color: var(--paper);
  letter-spacing: -0.02em;
}

.page-about .team__count span {
  margin-left: 0.3rem;
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--mist);
  letter-spacing: 0.1em;
}

.page-about .team__name {
  margin: 0.7rem 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-about .team__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(247, 250, 255, 0.8);
}

.page-about .team__more {
  margin: 0.6rem 0 0;
  padding-left: 0.7rem;
  border-left: 1px solid var(--wire);
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-about .team__state {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 1rem 0 0;
  padding-top: 0.8rem;
  border-top: var(--about-rule);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-about .team__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 3px rgba(200, 255, 77, 0.16);
  flex: none;
}

/* ---------- checks ---------- */
.page-about .checks {
  border-top: var(--about-rule);
}

.page-about .checks__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem 1rem;
  padding: 1.15rem 0;
  border-bottom: var(--about-rule);
}

.page-about .checks__val {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5vw, 2.1rem);
  line-height: 1;
  color: var(--amber);
  letter-spacing: -0.01em;
}

.page-about .checks__unit {
  margin-left: 0.35rem;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-about .checks__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.page-about .checks__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  color: rgba(247, 250, 255, 0.78);
}

.page-about .about-check__foot {
  margin: 1.5rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--sapphire);
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--paper);
}

/* ---------- coverage ---------- */
.page-about .about-coverage {
  border-top: 1px solid var(--about-soft);
  border-bottom: 1px solid var(--about-soft);
}

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

.page-about .coverage__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  border: 1px solid var(--about-soft);
  background: rgba(247, 250, 255, 0.18);
}

.page-about .coverage__stat {
  background: var(--indigo);
  padding: 0.9rem 0.95rem;
}

.page-about .coverage__stat dt {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(247, 250, 255, 0.66);
}

.page-about .coverage__stat dd {
  margin: 0.4rem 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.25rem, 4.2vw, 1.9rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .coverage__note {
  margin: 1.35rem 0 0;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(247, 250, 255, 0.78);
}

.page-about .coverage__note a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
  transition: color var(--ease);
}

.page-about .coverage__note a:hover {
  color: var(--amber);
}

.page-about .coverage__map {
  border: 1px solid var(--about-soft);
  padding: 1rem;
  background: rgba(58, 36, 96, 0.35);
}

.page-about .dgrid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}

.page-about .dgrid__cell {
  aspect-ratio: 1 / 1;
  border: 1px solid rgba(247, 250, 255, 0.16);
  background: transparent;
}

.page-about .dgrid__cell.is-on {
  background: var(--amber);
  border-color: var(--amber);
  opacity: 0.9;
}

.page-about .coverage__map-note {
  margin: 0.85rem 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(247, 250, 255, 0.7);
}

/* ---------- ecosystem ---------- */
.page-about .eco__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
  align-items: start;
}

.page-about .matrix {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(247, 250, 255, 0.28);
  border-left: 1px solid rgba(247, 250, 255, 0.28);
}

.page-about .matrix__cell {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.6rem;
  min-height: 68px;
  padding: 0.55rem 0.5rem;
  border-right: 1px solid rgba(247, 250, 255, 0.28);
  border-bottom: 1px solid rgba(247, 250, 255, 0.28);
  transition: background var(--ease);
  outline-offset: -2px;
}

.page-about .matrix__no {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(247, 250, 255, 0.55);
  transition: color var(--ease);
}

.page-about .matrix__label {
  font-size: 11px;
  line-height: 1.35;
  color: rgba(247, 250, 255, 0.7);
  transition: color var(--ease);
}

.page-about .matrix__cell:hover,
.page-about .matrix__cell:focus-visible {
  background: var(--amber);
}

.page-about .matrix__cell:hover .matrix__no,
.page-about .matrix__cell:hover .matrix__label,
.page-about .matrix__cell:focus-visible .matrix__no,
.page-about .matrix__cell:focus-visible .matrix__label {
  color: var(--ink-900);
}

.page-about .eco__hint {
  margin: 0.85rem 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(247, 250, 255, 0.7);
}

.page-about .eco__facts {
  display: grid;
  gap: 1px;
  margin-top: 1.5rem;
  border: 1px solid rgba(247, 250, 255, 0.24);
  background: rgba(247, 250, 255, 0.18);
}

.page-about .eco__fact {
  background: var(--wine);
  padding: 0.95rem 1rem 1.05rem;
}

.page-about .eco__fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 4.4vw, 1.8rem);
  line-height: 1;
  color: var(--amber);
}

.page-about .eco__fact h3 {
  margin: 0.5rem 0 0.4rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.page-about .eco__fact p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(247, 250, 255, 0.82);
}

.page-about .eco__fact a {
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
}

.page-about .eco__fact a:hover {
  color: var(--amber);
}

/* ---------- contact ---------- */
.page-about .about-contact {
  color: var(--ink-900);
}

.page-about .about-contact .about-head {
  border-top-color: rgba(6, 19, 33, 0.22);
}

.page-about .about-contact .about-num {
  color: var(--wine);
}

.page-about .about-contact .about-head__lead {
  color: rgba(6, 19, 33, 0.72);
}

.page-about .about-contact__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.page-about .about-contact__intro p {
  margin: 0 0 0.9rem;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(6, 19, 33, 0.82);
}

.page-about .about-contact__intro a {
  color: var(--ink-900);
  text-decoration: none;
  border-bottom: 1px solid var(--sapphire);
  transition: color var(--ease), border-color var(--ease);
}

.page-about .about-contact__intro a:hover {
  color: var(--sapphire);
  border-color: var(--ink-900);
}

.page-about .about-contact__cta {
  margin-top: 0.6rem;
}

.page-about .about-contact__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(6, 19, 33, 0.22);
}

.page-about .about-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(6, 19, 33, 0.22);
}

.page-about .about-contact__label {
  flex: none;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(6, 19, 33, 0.58);
}

.page-about .about-contact__value {
  flex: 1 1 12rem;
  font-size: clamp(0.92rem, 2.4vw, 1.02rem);
  line-height: 1.6;
  color: var(--ink-900);
  word-break: break-word;
}

.page-about .copy {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.6rem;
  background: transparent;
  border: 1px solid rgba(6, 19, 33, 0.35);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}

.page-about .copy:hover,
.page-about .copy:focus-visible {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--sand);
}

.page-about .copy__state {
  font-size: 11px;
  letter-spacing: 0.06em;
}

/* ---------- responsive ---------- */
@media (min-width: 640px) {
  .page-about .coverage__stats {
    grid-template-columns: 1fr 1fr;
  }

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

  .page-about .matrix__cell {
    min-height: 78px;
  }

  .page-about .matrix__label {
    font-size: 12px;
  }

  .page-about .eco__facts {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 768px) {
  .page-about .about-head {
    grid-template-columns: clamp(64px, 8vw, 112px) minmax(0, 1fr);
    align-items: start;
    gap: 1.25rem;
  }

  .page-about .checks__row {
    grid-template-columns: clamp(90px, 12vw, 150px) minmax(140px, 0.75fr) minmax(0, 1fr);
    align-items: baseline;
    gap: 0.5rem 1.25rem;
  }

  .page-about .coverage__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(240px, 0.6fr);
  }

  .page-about .about-contact__grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(260px, 0.65fr);
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-about .timeline {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 1.25rem;
  }

  .page-about .timeline__item {
    border-left: 0;
    border-top: 1px solid var(--wire);
    padding: 1.6rem 0 0.5rem;
  }

  .page-about .timeline__item::before {
    left: 0;
    top: -5px;
  }

  .page-about .timeline__detail {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    transition: max-height 220ms ease, opacity 220ms ease, margin-top 220ms ease;
  }

  .page-about .timeline__item:hover .timeline__detail,
  .page-about .timeline__item:focus-within .timeline__detail,
  .page-about .timeline__item:focus-visible .timeline__detail {
    max-height: 9rem;
    opacity: 1;
    margin-top: 0.55rem;
  }

  .page-about .team__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.94fr) minmax(0, 1fr);
  }

  .page-about .team__card {
    padding: 1.4rem 1.25rem 1.5rem;
  }

  .page-about .eco__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    gap: clamp(1.75rem, 4vw, 3rem);
  }
}

@media (min-width: 1100px) {
  .page-about .about-hero__vert {
    display: block;
    position: absolute;
    right: 0.35rem;
    top: 50%;
    transform: translateY(-50%) rotate(90deg);
    transform-origin: center;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.32em;
    white-space: nowrap;
    color: var(--wire);
  }

  .page-about .about-figure--wide img {
    max-height: 420px;
  }

  .page-about .coverage__stats {
    grid-template-columns: 1fr 1fr;
  }
}