.page-about {
  --about-accent: var(--color-accent);
  --about-warm: var(--color-accent-alt);
  --about-navy: var(--color-bg-primary);
  --about-paper: var(--color-bg-secondary);
  --about-ice: var(--color-text-on-dark);
  --about-ink: var(--color-text-on-light);
  --about-muted: var(--color-muted);
  --about-gridline: var(--color-grid);
  --about-line-light: rgba(43, 30, 22, 0.16);
  --about-line-dark: rgba(240, 244, 248, 0.14);
  background: var(--about-paper);
  color: var(--about-ink);
}

.page-about .about-identity__header,
.page-about .about-timeline__header,
.page-about .about-coverage__header,
.page-about .about-philosophy__header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 36px;
}

.page-about .about-identity__header h2,
.page-about .about-timeline__header h2,
.page-about .about-coverage__header h2,
.page-about .about-philosophy__header h2 {
  margin: 0;
  font-family: var(--font-headline);
  font-size: 2rem;
  line-height: 1.15;
}

.page-about .about-identity__header p,
.page-about .about-timeline__header p,
.page-about .about-coverage__header p,
.page-about .about-philosophy__header p {
  margin: 8px 0 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-about .about-identity__num,
.page-about .about-timeline__num,
.page-about .about-coverage__num,
.page-about .about-philosophy__num {
  font-family: var(--font-data);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.04em;
  min-width: 44px;
}

.page-about .about-identity__num,
.page-about .about-coverage__num {
  color: var(--about-warm);
}

.page-about .about-timeline__num,
.page-about .about-philosophy__num {
  color: var(--about-accent);
}

.page-about .about-hero {
  background: var(--about-navy);
  color: var(--about-ice);
  position: relative;
  overflow: hidden;
  padding: 28px 0 0;
}

.page-about .about-hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 72% 18%, rgba(0, 230, 118, 0.1) 0%, transparent 32%),
    linear-gradient(var(--about-gridline) 1px, transparent 1px),
    linear-gradient(90deg, var(--about-gridline) 1px, transparent 1px);
  background-size: 100% 100%, 36px 36px, 36px 36px;
  pointer-events: none;
}

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

.page-about .about-hero__crumb {
  display: flex;
  gap: 8px;
  font-family: var(--font-data);
  font-size: 0.8rem;
  color: var(--about-muted);
  margin: 0 0 48px;
}

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

.page-about .about-hero__crumb a:hover,
.page-about .about-hero__crumb a:focus-visible {
  color: var(--about-accent);
  border-color: var(--about-accent);
}

.page-about .about-hero__kicker {
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--about-accent);
  margin: 0 0 12px;
}

.page-about .about-hero h1 {
  font-family: var(--font-headline);
  font-size: 2.5rem;
  line-height: 1.08;
  margin: 0 0 16px;
  max-width: 10em;
}

.page-about .about-hero__intro {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--about-ice);
  opacity: 0.85;
  max-width: 48em;
  margin: 0 0 32px;
}

.page-about .about-hero__spec {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-left: 1px solid var(--about-gridline);
  border-top: 1px solid var(--about-gridline);
  margin: 0 0 32px;
}

.page-about .about-hero__spec-item {
  padding: 14px 16px;
  border-right: 1px solid var(--about-gridline);
  border-bottom: 1px solid var(--about-gridline);
}

.page-about .about-hero__spec dt {
  font-family: var(--font-data);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--about-muted);
}

.page-about .about-hero__spec dd {
  margin: 6px 0 0;
  font-family: var(--font-data);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--about-accent);
}

.page-about .about-hero__figure {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 6px;
  background: rgba(240, 244, 248, 0.04);
  border: 1px solid var(--about-gridline);
}

.page-about .about-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 500px;
  object-fit: cover;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.page-about .about-identity {
  position: relative;
  padding: 64px 0;
  background: var(--about-paper);
  color: var(--about-ink);
}

.page-about .about-identity::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 180px;
  height: 6px;
  background: var(--about-warm);
  clip-path: polygon(0 0, 100% 0, calc(100% - 18px) 100%, 0 100%);
}

.page-about .about-identity__grid {
  display: grid;
  gap: 36px;
}

.page-about .about-identity__story p {
  margin: 0 0 16px;
  line-height: 1.8;
  font-size: 1rem;
}

.page-about .about-identity__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--about-ink);
}

.page-about .about-identity__fact {
  border-bottom: 1px solid var(--about-line-light);
}

.page-about .about-identity__fact summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-about .about-identity__fact summary::after {
  content: "+";
  font-family: var(--font-data);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--about-warm);
  line-height: 1;
  transition: color var(--transition-speed) ease;
}

.page-about .about-identity__fact[open] summary::after {
  content: "−";
}

.page-about .fact-main {
  display: block;
}

.page-about .fact-label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--about-muted);
}

.page-about .fact-value {
  display: block;
  font-family: var(--font-headline);
  font-size: 1.05rem;
  line-height: 1.35;
  margin-top: 4px;
  color: var(--about-ink);
}

.page-about .about-identity__fact p {
  margin: 0 0 16px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--about-ink);
  opacity: 0.78;
}

.page-about .about-timeline {
  background: var(--about-navy);
  color: var(--about-ice);
  padding: 64px 0;
  position: relative;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--about-accent) 0%, var(--about-gridline) 30%, transparent 70%);
}

.page-about .about-timeline__stage {
  position: relative;
}

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

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

.page-about .about-timeline__list::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: var(--about-gridline);
}

.page-about .about-timeline__item {
  position: relative;
  padding: 0 0 40px 28px;
}

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

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 10px;
  height: 10px;
  background: var(--about-accent);
  transform: rotate(45deg);
  transition: background var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.page-about .about-timeline__item:hover::before,
.page-about .about-timeline__item:focus-within::before {
  background: var(--about-warm);
  transform: rotate(45deg) scale(1.2);
}

.page-about .about-timeline__tag {
  display: inline-block;
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--about-accent);
  background: rgba(0, 230, 118, 0.08);
  border: 1px solid rgba(0, 230, 118, 0.3);
  padding: 4px 8px;
  margin-bottom: 10px;
}

.page-about .about-timeline__item h3 {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  margin: 0 0 6px;
}

.page-about .about-timeline__item p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--about-ice);
  opacity: 0.78;
  margin: 0;
}

.page-about .about-coverage {
  background: var(--about-paper);
  color: var(--about-ink);
  padding: 64px 0;
  position: relative;
}

.page-about .about-coverage::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--about-warm) 0%, transparent 40%);
}

.page-about .about-coverage__grid {
  display: grid;
  gap: 32px;
}

.page-about .about-coverage__figure {
  margin: 0;
  background: var(--about-navy);
  padding: 10px;
  border: 1px solid var(--about-line-light);
}

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

.page-about .about-coverage__list {
  display: grid;
  gap: 14px;
}

.page-about .about-coverage__metric {
  border: 1px solid var(--about-line-light);
  border-left: 4px solid var(--about-warm);
  padding: 16px 18px;
  display: grid;
  gap: 2px;
}

.page-about .about-coverage__number {
  font-family: var(--font-data);
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--about-navy);
}

.page-about .about-coverage__name {
  font-family: var(--font-headline);
  font-size: 1rem;
  font-weight: 600;
}

.page-about .about-coverage__desc {
  font-size: 0.85rem;
  color: rgba(43, 30, 22, 0.72);
}

.page-about .about-coverage__note {
  margin: 32px 0 0;
  padding: 16px 18px;
  border: 1px dashed rgba(43, 30, 22, 0.4);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-about .about-philosophy {
  background: var(--about-navy);
  color: var(--about-ice);
  padding: 64px 0;
  position: relative;
}

.page-about .about-philosophy::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 260px;
  height: 6px;
  background: var(--about-warm);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 18px 100%);
}

.page-about .about-philosophy__grid {
  display: grid;
  gap: 32px;
}

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

.page-about .about-philosophy__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  border: 1px solid var(--about-line-dark);
  padding: 16px;
  transition: border-color var(--transition-speed) ease, background var(--transition-speed) ease;
}

.page-about .about-philosophy__step:hover,
.page-about .about-philosophy__step:focus-within {
  border-color: var(--about-accent);
  background: rgba(0, 230, 118, 0.04);
}

.page-about .about-philosophy__stepnum {
  font-family: var(--font-data);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--about-accent);
  line-height: 1;
}

.page-about .about-philosophy__step h3 {
  font-family: var(--font-headline);
  font-size: 1.1rem;
  margin: 0 0 6px;
}

.page-about .about-philosophy__step p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--about-ice);
  opacity: 0.75;
  margin: 0;
}

.page-about .about-philosophy__figure {
  margin: 0;
  border: 1px solid var(--about-line-dark);
  padding: 6px;
}

.page-about .about-philosophy__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-about .about-philosophy__promise {
  margin-top: 36px;
  padding: 28px 24px;
  background: rgba(240, 244, 248, 0.04);
  border: 1px solid var(--about-line-dark);
  border-left: 4px solid var(--about-accent);
}

.page-about .about-philosophy__badge {
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--about-accent);
}

.page-about .about-philosophy__time {
  display: block;
  font-family: var(--font-headline);
  font-size: 3rem;
  line-height: 1;
  color: var(--about-ice);
  margin: 12px 0;
}

.page-about .about-philosophy__promise p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--about-ice);
  opacity: 0.85;
  max-width: 60ch;
  margin: 0;
}

.page-about .about-philosophy__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

@media (min-width: 900px) {
  .page-about .about-hero {
    padding-top: 40px;
  }

  .page-about .about-hero__content {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 0 48px;
  }

  .page-about .about-hero__crumb {
    grid-column: 1 / -1;
    margin-bottom: 60px;
  }

  .page-about .about-hero__kicker {
    grid-column: 1;
  }

  .page-about .about-hero h1 {
    grid-column: 1;
    font-size: 4rem;
    max-width: 9em;
  }

  .page-about .about-hero__intro {
    grid-column: 1;
    font-size: 1.1rem;
    margin-bottom: 0;
  }

  .page-about .about-hero__spec {
    grid-column: 2;
    grid-row: 2 / 5;
    align-self: end;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 0;
  }

  .page-about .about-hero__figure {
    margin-top: 48px;
  }

  .page-about .about-identity__grid {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: start;
  }

  .page-about .about-identity__header,
  .page-about .about-timeline__header,
  .page-about .about-coverage__header,
  .page-about .about-philosophy__header {
    gap: 24px;
    margin-bottom: 48px;
  }

  .page-about .about-identity__num,
  .page-about .about-timeline__num,
  .page-about .about-coverage__num,
  .page-about .about-philosophy__num {
    font-size: 4rem;
    min-width: 64px;
  }

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

  .page-about .about-timeline__svg {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 10px;
    pointer-events: none;
    z-index: 0;
  }

  .page-about .about-timeline__list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
  }

  .page-about .about-timeline__item {
    padding: 44px 0 0;
    z-index: 1;
  }

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

  .page-about .about-coverage__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: center;
  }

  .page-about .about-coverage__note {
    margin-top: 40px;
  }

  .page-about .about-philosophy__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
  }

  .page-about .about-philosophy__promise {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px 24px;
    align-items: center;
    padding: 32px 36px;
  }

  .page-about .about-philosophy__badge {
    grid-column: 1 / -1;
  }

  .page-about .about-philosophy__time {
    font-size: 3.4rem;
    margin: 0;
  }

  .page-about .about-philosophy__actions {
    gap: 16px;
    margin-top: 32px;
  }
}