.page-about {
  --about-gap: clamp(48px, 7vw, 92px);
  --about-line: rgba(26, 26, 26, 0.14);
  background-color: var(--cream);
  color: var(--ink);
}

.page-about .about-hero {
  position: relative;
  padding-block: clamp(18px, 3vw, 36px) clamp(44px, 6vw, 84px);
  background-image: radial-gradient(var(--dot-color) 1.5px, transparent 1.5px);
  background-size: 20px 20px;
  border-bottom: 3px solid var(--ink);
}

.page-about .about-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 5vw, 54px);
  align-items: start;
}

.page-about h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 4.6vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 10px 0 18px;
  max-width: 18ch;
}

.page-about .about-hero__intro {
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.85;
  max-width: 44ch;
  margin: 0;
}

.page-about .about-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 26px 0 28px;
  padding: 0;
  list-style: none;
}

.page-about .about-figure {
  border: 2px solid var(--ink);
  border-radius: var(--radius-sm);
  background: var(--paper);
  padding: 12px 14px 14px;
  box-shadow: var(--shadow-soft);
}

.page-about .about-figure:first-child {
  background: var(--yellow);
}

.page-about .about-figure__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--red);
}

.page-about .about-figure:first-child .about-figure__num {
  color: var(--ink);
}

.page-about .about-figure__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--gray);
}

.page-about .about-figure:first-child .about-figure__label {
  color: var(--stamp);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.page-about .about-hero__collage {
  position: relative;
  padding-top: 18px;
}

.page-about .about-hero__media {
  margin: 0;
  background: var(--paper);
  border: 3px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

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

.page-about .about-hero__seal {
  position: absolute;
  top: 0;
  right: 4%;
  transform: rotate(7deg);
  background: var(--red);
  color: var(--white);
  border-color: var(--deepred);
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 3px 3px 0 var(--deepred);
}

.page-about .about-note {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  color: var(--gray);
  border-left: 3px solid var(--lake);
  padding-left: 12px;
  margin: 0;
}

.page-about .about-note--hero {
  margin-top: 18px;
}

.page-about .about-note--wide {
  margin-top: 34px;
  max-width: 68ch;
}

.page-about .about-section {
  padding-block: var(--about-gap);
  border-top: 2px solid var(--about-line);
}

.page-about .about-hero + .about-section {
  border-top: 0;
}

.page-about .about-section--paper {
  background-color: var(--paper);
  border-top-color: transparent;
}

.page-about .about-lead {
  margin: 10px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--gray);
}

.page-about .section-no {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 700;
  color: var(--red);
  transform: rotate(-4deg);
  transform-origin: left center;
}

.page-about .about-story {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about .about-story__aside {
  display: grid;
  gap: 20px;
  justify-items: start;
}

.page-about .about-story__seal {
  transform: rotate(-6deg);
  color: var(--stamp);
  border-color: var(--stamp);
  font-weight: 800;
  letter-spacing: 0.06em;
}

.page-about .about-timeline__figure {
  margin: clamp(26px, 4vw, 40px) 0 0;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--cream);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

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

.page-about .about-timeline {
  margin-top: clamp(24px, 3.5vw, 36px);
}

.page-about .about-timeline__list {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  margin: 0 0 18px;
  padding: 4px 2px 14px;
  list-style: none;
  scrollbar-width: thin;
}

.page-about .about-timeline__tab {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 10px 20px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--cream);
  color: var(--ink);
  cursor: pointer;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease),
    background-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-about .about-timeline__tab:hover {
  transform: translateY(-2px);
  box-shadow: 3px 3px 0 var(--lake);
}

.page-about .about-timeline__tab[aria-selected="true"] {
  background: var(--red);
  border-color: var(--deepred);
  color: var(--white);
  box-shadow: 3px 3px 0 var(--deepred);
}

.page-about .about-timeline .tabs__panel {
  margin-top: 6px;
}

.page-about .phase {
  display: grid;
  gap: 12px;
  padding: clamp(20px, 3vw, 34px) clamp(18px, 3vw, 32px);
  border: 2px solid var(--ink);
  border-left: 8px solid var(--red);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--cream);
  box-shadow: var(--shadow-soft);
}

.page-about .phase__mark {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--lake);
}

.page-about .phase h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.35;
}

.page-about .phase p {
  margin: 0;
  max-width: 64ch;
  line-height: 1.85;
}

.page-about .phase__list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-about .phase__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.75;
}

.page-about .phase__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lake);
}

.page-about .about-team__media {
  margin: clamp(24px, 3.5vw, 36px) 0 0;
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

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

.page-about .about-team {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .team-card {
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--cream);
  padding: 20px 20px 22px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-about .team-card:hover,
.page-about .team-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hard);
}

.page-about .team-card__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gray);
  margin-bottom: 8px;
}

.page-about .team-card__role {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.3;
}

.page-about .team-card__count {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--red);
}

.page-about .team-card__desc {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.78;
}

.page-about .about-steps {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-about .about-steps li {
  border-top: 4px solid var(--ink);
  padding-top: 14px;
  font-size: 15px;
  line-height: 1.72;
}

.page-about .about-steps__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lake);
  margin-bottom: 6px;
}

.page-about .about-steps__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  line-height: 1.3;
  margin-bottom: 8px;
}

.page-about .about-partner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.5vw, 56px);
  align-items: start;
}

.page-about .partner-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .partner-item {
  display: flex;
  align-items: baseline;
  gap: 14px;
  border: 2px solid var(--ink);
  border-radius: var(--radius-sm);
  background: var(--cream);
  padding: 12px 16px;
  box-shadow: var(--shadow-soft);
}

.page-about .partner-item__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--lake);
}

.page-about .partner-item__text {
  font-size: 15px;
  line-height: 1.6;
}

.page-about .about-honor {
  display: grid;
  gap: 22px;
  justify-items: start;
  padding-top: 8px;
}

.page-about .about-honor__seal {
  transform: rotate(-5deg);
  background: var(--yellow);
  color: var(--ink);
  border-color: var(--stamp);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 4px 4px 0 var(--stamp);
}

.page-about .about-honor__panel {
  width: 100%;
  border: 2px solid var(--ink);
  border-radius: var(--radius-sm);
  background: var(--cream);
  padding: 4px 18px 6px;
  box-shadow: var(--shadow-soft);
}

.page-about .about-honor__panel .panel__summary {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  padding-block: 12px;
}

.page-about .about-honor__panel .panel__body p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
}

.page-about .about-next {
  margin-top: clamp(24px, 3.5vw, 36px);
}

.page-about .next-card {
  display: grid;
  gap: 8px;
  align-content: start;
  text-decoration: none;
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--cream);
  padding: 22px 20px 18px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease),
    background-color 0.2s var(--ease);
}

.page-about .next-card:hover,
.page-about .next-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hard);
  background: var(--yellow);
}

.page-about .next-card__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lake);
}

.page-about .next-card__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.4;
}

.page-about .next-card__desc {
  font-size: 15px;
  line-height: 1.75;
}

.page-about .next-card__arrow {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--red);
  margin-top: 4px;
}

.page-about #timeline {
  scroll-margin-top: 96px;
}

@media (prefers-reduced-motion: no-preference) {
  .page-about {
    scroll-behavior: smooth;
  }
}

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

@media (min-width: 760px) {
  .page-about .about-team {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-about .about-story {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-about .about-partner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-about .about-honor {
    padding-top: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-timeline__tab,
  .page-about .team-card,
  .page-about .next-card {
    transition: none;
  }

  .page-about .about-timeline__tab:hover,
  .page-about .team-card:hover,
  .page-about .next-card:hover {
    transform: none;
  }
}