.page-about {
  --about-drawer-width: 240px;
  overflow-x: hidden;
}

.page-about__cover {
  position: relative;
  padding: 2.5rem 0 5rem;
  color: var(--paper-white);
  overflow: hidden;
  background:
    linear-gradient(rgba(183, 201, 214, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(183, 201, 214, 0.1) 1px, transparent 1px),
    linear-gradient(120deg, var(--field-blue) 0%, var(--field-blue) 58%, var(--indigo-zone) 100%);
  background-size: 28px 28px, 28px 28px, auto;
}

.page-about__cover::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 32px;
  background: var(--paper-white);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 2;
}

.page-about__cover-inner {
  position: relative;
  z-index: 3;
}

.page-about__crumb {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 2rem;
  font-size: 0.85rem;
  color: var(--line-blue);
}

.page-about__crumb a {
  color: var(--line-blue);
  text-decoration: none;
}

.page-about__crumb a:hover {
  color: var(--signal-yellow);
}

.page-about__cover-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-about__cover-main {
  min-width: 0;
}

.page-about__cover-kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal-yellow);
}

.page-about__cover-main h1 {
  margin: 0 0 1.2rem;
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(2rem, 6vw, 3.6rem);
  color: var(--paper-white);
  max-width: 11em;
}

.page-about__cover-lead {
  margin: 0 0 1rem;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--signal-yellow);
}

.page-about__cover-desc {
  margin: 0 0 1.75rem;
  max-width: 40em;
  line-height: 1.8;
  color: rgba(247, 245, 240, 0.78);
}

.page-about__cover-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.page-about__cover-meta {
  margin: 0;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(183, 201, 214, 0.28);
  border-radius: var(--radius-lg);
}

.page-about__cover-meta div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(183, 201, 214, 0.2);
}

.page-about__cover-meta div:last-child {
  border-bottom: 0;
}

.page-about__cover-meta dt {
  font-size: 0.85rem;
  color: var(--line-blue);
}

.page-about__cover-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--signal-yellow);
  text-align: right;
}

.page-about__archive {
  padding: 4rem 0 3.5rem;
}

.page-about__archive-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.page-about__drawer {
  background: var(--muted-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  align-self: start;
}

.page-about__drawer-title {
  margin: 0 0 1rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--jewel-teal);
}

.page-about__drawer-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-about__drawer-list a {
  display: inline-block;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid transparent;
  color: var(--ink-navy);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
}

.page-about__drawer-list a:hover {
  border-color: var(--jewel-teal);
  background: var(--paper-white);
}

.page-about__archive-main {
  min-width: 0;
}

.page-about__header-block {
  margin-bottom: 2rem;
}

.page-about__header-block h2 {
  margin: 0.5rem 0 0.75rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.2;
  color: var(--ink-navy);
}

.page-about__header-block p:last-child {
  margin: 0;
  color: #465a70;
  line-height: 1.8;
  max-width: 660px;
}

.page-about__header-block--center {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.page-about__header-block--center p:last-child {
  margin-left: auto;
  margin-right: auto;
}

.page-about__kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--jewel-teal);
  font-weight: 600;
}

.page-about__kicker--light {
  color: var(--signal-yellow);
}

.page-about__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 2rem 0 2.5rem;
}

.page-about__stat {
  background: var(--paper-white);
  border: 1px solid var(--line-blue);
  border-radius: var(--radius-md);
  padding: 1.4rem 1rem;
  text-align: center;
  box-shadow: 0 2px 0 rgba(10, 30, 60, 0.03);
}

.page-about__stat strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.9rem;
  line-height: 1.1;
  color: var(--energy-orange);
}

.page-about__stat span {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-navy);
}

.page-about__figure {
  margin: 2.5rem auto;
}

.page-about__figure img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.page-about__figure--wall img {
  width: 100%;
  aspect-ratio: 900 / 500;
}

.page-about__figure--milestone img {
  width: 100%;
  aspect-ratio: 800 / 300;
}

.page-about__figure--flow img {
  width: 100%;
  aspect-ratio: 700 / 360;
}

.page-about__figure figcaption {
  margin-top: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #5d6e82;
  text-align: center;
}

.page-about__archive-footer-note {
  margin: 0;
  color: #465a70;
  line-height: 1.85;
  max-width: 720px;
}

.page-about__history {
  padding: 4.5rem 0 3.5rem;
  background: linear-gradient(180deg, var(--muted-light) 0%, var(--paper-white) 100%);
}

.page-about__timeline {
  margin-top: 2.5rem;
  display: grid;
  gap: 1rem;
}

.page-about__tl-item {
  background: var(--paper-white);
  border: 1px solid rgba(183, 201, 214, 0.75);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-about__tl-summary {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  width: 100%;
  padding: 1.2rem 1.25rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
}

.page-about__tl-node {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0 0.6rem;
  border-radius: var(--radius-pill);
  background: var(--field-blue);
  color: var(--paper-white);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.page-about__tl-season {
  flex: 0 0 auto;
  min-width: 4.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--jewel-teal);
}

.page-about__tl-title {
  flex: 1;
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink-navy);
}

.page-about__tl-item:nth-child(1) .page-about__tl-node {
  background: var(--indigo-zone);
}

.page-about__tl-item:nth-child(2) .page-about__tl-node {
  background: var(--jewel-teal);
}

.page-about__tl-item:nth-child(3) .page-about__tl-node {
  background: var(--wine-red);
}

.page-about__tl-item:nth-child(4) .page-about__tl-node {
  background: var(--energy-orange);
}

.page-about__tl-item:nth-child(5) .page-about__tl-node {
  background: var(--signal-yellow);
  color: var(--ink-navy);
}

.page-about .accordion__content-inner {
  padding: 0 1.25rem 1.4rem;
  color: #465a70;
  line-height: 1.75;
  font-size: 0.95rem;
}

.page-about__data {
  padding: 4.5rem 0 4rem;
  color: var(--paper-white);
  background:
    linear-gradient(rgba(183, 201, 214, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(183, 201, 214, 0.07) 1px, transparent 1px),
    var(--field-blue);
  background-size: 26px 26px, 26px 26px, auto;
}

.page-about__data .page-about__header-block h2 {
  color: var(--paper-white);
}

.page-about__data .page-about__header-block p:last-child {
  color: rgba(247, 245, 240, 0.72);
}

.page-about__data-kicker {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal-yellow);
}

.page-about__data-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.page-about__data-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(183, 201, 214, 0.25);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
}

.page-about__data-card::before {
  content: "";
  display: block;
  width: 54px;
  height: 6px;
  border-radius: var(--radius-pill);
  background: var(--jewel-teal);
  margin-bottom: 1.2rem;
}

.page-about__data-card--red::before {
  background: var(--wine-red);
}

.page-about__data-card--indigo::before {
  background: var(--signal-yellow);
}

.page-about__data-cycle {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--line-blue);
}

.page-about__data-card h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--paper-white);
}

.page-about__data-card p:last-child {
  margin: 0;
  color: rgba(247, 245, 240, 0.72);
  line-height: 1.7;
  font-size: 0.95rem;
}

.page-about__figure--flow figcaption {
  color: var(--line-blue);
}

.page-about__team {
  padding: 4.5rem 0 3.5rem;
  background: var(--paper-white);
}

.page-about__team-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.page-about__team-card {
  background: var(--paper-white);
  border: 2px dashed var(--line-blue);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
}

.page-about__team-card:hover {
  border-color: var(--jewel-teal);
}

.page-about__team-role {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
  background: var(--jewel-teal);
  color: var(--paper-white);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.page-about__team-card h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--ink-navy);
}

.page-about__team-card p:last-child {
  margin: 0;
  color: #465a70;
  line-height: 1.75;
  font-size: 0.95rem;
}

.page-about__service {
  padding: 4rem 0 5rem;
}

.page-about__service-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.5rem 2rem;
  background: linear-gradient(135deg, var(--field-blue) 0%, var(--indigo-zone) 100%);
  border-radius: var(--radius-lg);
  color: var(--paper-white);
}

.page-about__service-copy h2 {
  margin: 0.6rem 0 0.75rem;
  font-family: var(--font-heading);
  font-size: clamp(1.7rem, 3vw, 2.2rem);
  color: var(--paper-white);
}

.page-about__service-copy p:last-child {
  margin: 0;
  max-width: 46em;
  line-height: 1.75;
  color: rgba(247, 245, 240, 0.75);
}

.page-about__service-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .page-about__stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-about__team-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 760px) {
  .page-about__data-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about__service-panel {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 3rem 3.5rem;
  }
}

@media (min-width: 960px) {
  .page-about__cover {
    padding: 4rem 0 6rem;
  }

  .page-about__cover::after {
    height: 56px;
  }

  .page-about__cover-grid {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 4rem;
  }

  .page-about__archive-layout {
    grid-template-columns: var(--about-drawer-width) minmax(0, 1fr);
    gap: 3.5rem;
    align-items: start;
  }

  .page-about__drawer {
    position: sticky;
    top: 1.5rem;
  }

  .page-about__drawer-list {
    display: block;
  }

  .page-about__drawer-item + .page-about__drawer-item {
    margin-top: 0.3rem;
  }

  .page-about__drawer-list a {
    display: block;
  }

  .page-about__timeline {
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
    align-items: stretch;
  }

  .page-about__tl-item {
    border-top: 4px solid var(--line-blue);
  }

  .page-about__tl-summary {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
    padding: 1.5rem 1rem;
  }

  .page-about__tl-node {
    min-width: 2.6rem;
    height: 2.6rem;
  }

  .page-about__tl-season {
    min-width: 0;
  }
}