.page-about {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
}

.page-about .about-shell {
  padding-block: clamp(18px, 3vw, 36px) clamp(64px, 9vw, 120px);
}

.page-about .about-shell > section,
.page-about .about-shell > header,
.page-about .about-shell > div {
  margin-top: clamp(48px, 7vw, 92px);
}

.page-about .about-shell > .crumbs {
  margin-top: 0;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-about h2 {
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.22;
}

.page-about h3 {
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.4;
}

/* ---------- 开篇 ---------- */
.page-about .about-open {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.page-about h1 {
  font-size: clamp(38px, 6.4vw, 68px);
  line-height: 1.06;
  margin: 0.26em 0 0.46em;
}

.page-about .about-open__lead {
  font-family: var(--serif);
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.72;
  max-width: 33em;
}

.page-about .about-open__body {
  margin-top: 16px;
  color: var(--ink-soft);
  font-size: 15.5px;
  line-height: 1.82;
  max-width: 33em;
}

.page-about .facts {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 4vw, 42px);
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-about .facts__num {
  display: block;
  font-family: var(--mono);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.1;
  color: var(--felt);
}

.page-about .facts__label {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-about .about-open__figure {
  margin: 0;
}

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

.page-about .figure__cap {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 年份轨道 ---------- */
.page-about .about-track {
  background: var(--felt);
  color: var(--cream);
  border-radius: var(--r-lg);
  padding: clamp(24px, 4.6vw, 58px);
  box-shadow: var(--shadow-soft);
  background-image: radial-gradient(circle at 88% 8%, rgba(216, 165, 68, 0.16), transparent 46%);
}

.page-about .about-track h2 {
  color: var(--cream);
  margin: 0.24em 0 0;
}

.page-about .about-track .eyebrow {
  color: var(--chip);
}

.page-about .track-head__intro {
  margin-top: 14px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(247, 239, 223, 0.82);
}

.page-about .track-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .track-jump a {
  display: inline-block;
  padding: 7px 17px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(247, 239, 223, 0.34);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cream);
  text-decoration: none;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .track-jump a:hover,
.page-about .track-jump a:focus-visible {
  background: rgba(216, 165, 68, 0.2);
  border-color: var(--chip);
}

.page-about .chapters {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .chapter {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  padding-block: clamp(22px, 3vw, 34px);
  border-top: 1px solid rgba(247, 239, 223, 0.16);
}

.page-about .chapter:first-child {
  border-top-color: rgba(247, 239, 223, 0.28);
}

.page-about .chapter__year {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-about .chapter__num {
  font-family: var(--mono);
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1;
  color: var(--chip);
  letter-spacing: -0.01em;
}

.page-about .chapter__body h3 {
  color: var(--cream);
  margin: 0 0 10px;
}

.page-about .chapter__body p {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(247, 239, 223, 0.84);
}

.page-about .chapter__note {
  margin-top: 14px !important;
  padding-left: 15px;
  border-left: 3px solid var(--chip);
  font-size: 14px !important;
  color: rgba(247, 239, 223, 0.74) !important;
}

.page-about .chapter__note .text-link {
  color: var(--chip);
}

/* ---------- 团队 ---------- */
.page-about .about-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-about .team-text h2 {
  margin: 0.24em 0 0.5em;
}

.page-about .team-text p {
  max-width: 33em;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-about .team-text p + p {
  margin-top: 14px;
}

.page-about .roster {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 18px;
  margin: 24px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-about .roster li {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 14.5px;
  color: var(--ink);
}

.page-about .roster__num {
  font-family: var(--mono);
  font-size: 21px;
  line-height: 1;
  color: var(--wood-deep);
}

.page-about .about-team__figure {
  margin: 0;
}

.page-about .crew-chart {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 3vw, 30px);
  align-items: end;
  padding: clamp(18px, 3vw, 30px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.page-about .crew-col {
  text-align: center;
}

.page-about .crew-stack {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 118px;
}

.page-about .crew-stack span {
  display: block;
  width: clamp(26px, 6vw, 42px);
  border-radius: 10px;
  box-shadow: inset 0 0 0 1px rgba(36, 26, 18, 0.16);
  background: repeating-linear-gradient(to top, var(--chip) 0 5px, #b98a35 5px 9px);
}

.page-about .crew-col:nth-child(1) .crew-stack span {
  height: 88%;
}

.page-about .crew-col:nth-child(2) .crew-stack span {
  height: 49%;
  background: repeating-linear-gradient(to top, var(--teal) 0 5px, #185956 5px 9px);
}

.page-about .crew-col:nth-child(3) .crew-stack span {
  height: 59%;
  background: repeating-linear-gradient(to top, var(--wood) 0 5px, #996135 5px 9px);
}

.page-about .crew-col:nth-child(4) .crew-stack span {
  height: 20%;
  background: repeating-linear-gradient(to top, var(--dice) 0 5px, #a32f27 5px 9px);
}

.page-about .crew-label {
  margin: 12px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
}

/* ---------- 合作与荣誉 ---------- */
.page-about .about-partners {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.page-about .about-partners__figure {
  margin: 0;
}

.page-about .partners-text h2 {
  margin: 0.24em 0 0.52em;
}

.page-about .partners-text > p {
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-about .partners-text > p + p {
  margin-top: 14px;
}

.page-about .partner-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(16px, 4vw, 40px);
  margin-top: 22px;
}

.page-about .partner-stat__num {
  display: block;
  font-family: var(--mono);
  font-size: clamp(26px, 3.2vw, 34px);
  line-height: 1.1;
  color: var(--dice);
}

.page-about .partner-stat__label {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.page-about .honor {
  margin-top: 26px;
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: var(--wood-deep);
  color: var(--cream);
  box-shadow: var(--shadow-plate);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-about .honor:hover {
  transform: translateY(-1px);
  box-shadow: 0 7px 0 rgba(106, 66, 40, 0.32);
}

.page-about .honor__label {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--chip);
}

.page-about .honor__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(247, 239, 223, 0.9);
}

/* ---------- 四件一直被盯着改的事 ---------- */
.page-about .about-craft {
  border-top: 3px solid var(--wood);
  padding-top: clamp(22px, 3vw, 34px);
}

.page-about .about-craft .section-head__meta {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.page-about .craft-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 32px);
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .craft-item {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-about .craft-item__num {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--dice);
}

.page-about .craft-item h3 {
  margin: 8px 0 8px;
}

.page-about .craft-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-soft);
}

/* ---------- 下一次落座 ---------- */
.page-about .about-next {
  background: var(--felt-deep);
  color: var(--cream);
  border-radius: var(--r-lg);
  padding: clamp(28px, 5vw, 62px);
  background-image: radial-gradient(circle at 12% 92%, rgba(31, 111, 109, 0.34), transparent 52%);
}

.page-about .about-next h2 {
  color: var(--cream);
  margin: 0 0 0.4em;
}

.page-about .about-next p {
  margin: 0;
  max-width: 34em;
  font-size: 15.5px;
  line-height: 1.82;
  color: rgba(247, 239, 223, 0.84);
}

.page-about .about-next__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
}

.page-about .about-next .btn--ghost {
  color: var(--cream);
  border-color: rgba(247, 239, 223, 0.48);
}

.page-about .about-next .btn--ghost:hover,
.page-about .about-next .btn--ghost:focus-visible {
  border-color: var(--chip);
  color: var(--chip);
}

.page-about .about-next .text-link {
  color: var(--chip);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-about .crew-chart {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .about-open {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-about .about-open__figure {
    transform: rotate(-1.3deg);
  }

  .page-about .track-jump {
    display: none;
  }

  .page-about .chapter {
    grid-template-columns: 152px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 46px);
  }

  .page-about .chapter__year {
    position: sticky;
    top: 88px;
    align-self: start;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

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

  .page-about .crew-stack {
    height: 138px;
  }

  .page-about .craft-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 44px;
  }
}

@media (min-width: 940px) {
  .page-about .about-team {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
  }

  .page-about .about-partners {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1fr);
  }
}

@media (min-width: 1180px) {
  .page-about .about-track,
  .page-about .about-next {
    margin-inline: -22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .honor,
  .page-about .track-jump a,
  .page-about .about-open__figure {
    transition: none;
    transform: none;
  }
}