.page-about {
  --about-rule: 7px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-about img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 6%, rgba(58, 168, 112, 0.30), transparent 46%),
    radial-gradient(circle at 8% 96%, rgba(242, 106, 15, 0.16), transparent 42%),
    var(--night);
  color: var(--paper);
  padding: clamp(24px, 4vw, 40px) 0 clamp(52px, 8vw, 96px);
}

.page-about .about-hero__deco {
  position: absolute;
  right: -3%;
  top: 4%;
  pointer-events: none;
  user-select: none;
}

.page-about .about-hero__deco span {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(180px, 33vw, 440px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: rgba(248, 246, 239, 0.05);
}

.page-about .about-hero__inner {
  z-index: 1;
}

.page-about .about-hero .breadcrumb__link,
.page-about .about-hero .breadcrumb__current,
.page-about .about-hero .breadcrumb__item {
  color: var(--inverse-soft);
}

.page-about .about-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: clamp(20px, 4vw, 40px) 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.16em;
  color: var(--orange-soft);
}

.page-about .about-hero__kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--orange);
}

.page-about .about-hero__title {
  margin: 18px 0 0;
  max-width: 18ch;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(34px, 6vw, 78px);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-about .about-hero__lead {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.75;
  color: var(--inverse-soft);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-about .about-hero__actions .btn--ghost {
  color: var(--paper);
  border-color: var(--line-inverse);
}

/* ---------- 章节骨架 ---------- */
.page-about .chapter {
  position: relative;
  padding-block: clamp(46px, 7vw, 104px);
}

.page-about .chapter::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: var(--about-rule);
  border-top: 1.5px solid var(--line-strong);
  border-bottom: 1.5px solid var(--line);
  pointer-events: none;
}

.page-about .chapter__grid {
  display: grid;
  gap: 22px;
}

.page-about .chapter__index {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.page-about .chapter__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(46px, 5vw, 74px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--green-deep);
}

.page-about .chapter__note {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-about .chapter__body {
  min-width: 0;
}

.page-about .chapter__body .h2 {
  margin: 0 0 14px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: 1.25;
}

.page-about .chapter__body .lead {
  margin: 0;
  max-width: 46ch;
  color: var(--muted);
  font-size: var(--fs-body);
  line-height: 1.75;
}

.page-about .chapter__foot {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}

.page-about .chapter--night {
  background: var(--night);
  color: var(--paper);
  overflow: hidden;
}

.page-about .chapter--night::before {
  border-top-color: var(--line-inverse);
  border-bottom-color: rgba(248, 246, 239, 0.08);
}

.page-about .chapter--night .chapter__num {
  color: var(--green-bright);
}

.page-about .chapter--night .chapter__note,
.page-about .chapter--night .lead,
.page-about .chapter--night .chapter__body .lead {
  color: var(--inverse-soft);
}

.page-about .chapter__bg {
  position: absolute;
  inset: 0;
  opacity: 0.13;
  pointer-events: none;
}

.page-about .chapter__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-about .chapter--night .chapter__grid {
  position: relative;
  z-index: 1;
}

.page-about .chapter--green {
  background: var(--green-deep);
  color: var(--paper);
}

.page-about .chapter--green::before {
  border-top-color: rgba(248, 246, 239, 0.34);
  border-bottom-color: rgba(248, 246, 239, 0.10);
}

.page-about .chapter--green .chapter__num {
  color: var(--orange-soft);
}

.page-about .chapter--green .chapter__note,
.page-about .chapter--green .lead,
.page-about .chapter--green .chapter__body .lead {
  color: var(--inverse-soft);
}

/* ---------- 三条日常 ---------- */
.page-about .duties {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 22px;
}

.page-about .duties > li {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.page-about .duties h3 {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.4;
}

.page-about .duties p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 图片展签 ---------- */
.page-about .about-band {
  padding-block: 0 clamp(46px, 7vw, 88px);
}

.page-about .plate {
  position: relative;
  margin: 0;
  border: 1.5px solid var(--line-strong);
  background: var(--paper-2);
  box-shadow: 6px 6px 0 var(--paper-2);
  overflow: hidden;
}

.page-about .plate img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-about .plate__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 6px 14px;
  background: var(--night);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-about .plate--square img {
  aspect-ratio: 1 / 1;
}

/* ---------- 时间线 ---------- */
.page-about .timeline {
  list-style: none;
  margin: 34px 0 0;
  padding: 0 0 0 30px;
  position: relative;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--line-inverse);
}

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

.page-about .tl {
  border-bottom: 1px solid rgba(248, 246, 239, 0.12);
}

.page-about .tl__summary {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

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

.page-about .tl__dot {
  position: absolute;
  left: -30px;
  top: 22px;
  width: 11px;
  height: 11px;
  background: var(--green-bright);
  border: 1.5px solid var(--green-bright);
}

.page-about .tl__dot--now {
  background: transparent;
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(242, 106, 15, 0.18);
}

.page-about .tl__season {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--green-bright);
}

.page-about .tl__title {
  flex: 1 1 12ch;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-about .tl__mark {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--orange);
  transition: transform var(--dur) var(--ease);
}

.page-about .tl[open] .tl__mark {
  transform: rotate(45deg);
}

.page-about .tl__body {
  padding: 0 0 20px;
  max-width: 56ch;
}

.page-about .tl__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--inverse-soft);
}

.page-about .tl__chip {
  display: inline-block;
  margin-top: 12px;
  padding: 3px 10px;
  border: 1px solid var(--line-inverse);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--green-bright);
}

/* ---------- 数据块 ---------- */
.page-about .stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 32px 0 0;
  padding: 0;
  background: var(--line-strong);
  border: 1.5px solid var(--line-strong);
}

.page-about .stat {
  padding: 20px 16px 22px;
  background: var(--paper);
}

.page-about .stat:nth-child(4n + 1) {
  background: var(--night);
  color: var(--paper);
}

.page-about .stat:nth-child(4n + 4) {
  background: var(--paper-2);
}

.page-about .stat__label {
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  opacity: 0.72;
}

.page-about .stat__num {
  display: block;
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.page-about .stat__unit {
  margin-left: 4px;
  font-size: 0.42em;
  font-weight: 500;
  opacity: 0.8;
}

.page-about .stat__desc {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.6;
  opacity: 0.78;
}

/* ---------- 团队 ---------- */
.page-about .crew {
  display: grid;
  gap: clamp(24px, 4vw, 36px);
  margin-top: 32px;
}

.page-about .crew__list {
  display: grid;
  gap: 18px;
}

.page-about .crew__card {
  border: 1.5px solid var(--line-strong);
  background: var(--paper);
  padding: 20px;
  box-shadow: 5px 5px 0 var(--paper-2);
}

.page-about .crew__no {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 8px;
  background: var(--green);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.page-about .crew__card h3 {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: 700;
}

.page-about .crew__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .crew .plate {
  align-self: start;
}

/* ---------- 江西本地 ---------- */
.page-about .local {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-about .local__copy p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--inverse-soft);
  max-width: 44ch;
}

.page-about .local__slip {
  border: 1.5px solid var(--line-inverse);
  padding: 20px;
  background: rgba(10, 26, 47, 0.22);
}

.page-about .local__slip-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange-soft);
}

.page-about .local__row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.65;
}

.page-about .local__row:last-child {
  margin-bottom: 0;
}

.page-about .local__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--inverse-soft);
  padding-top: 2px;
}

.page-about .local__value {
  color: var(--paper);
  word-break: break-word;
}

.page-about .local__value--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 生态 ---------- */
.page-about .eco {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.page-about .eco__row {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.page-about .eco__row:last-child {
  border-bottom: 1px solid var(--line);
}

.page-about .eco__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
  color: var(--green-deep);
  font-variant-numeric: tabular-nums;
}

.page-about .eco__text h3 {
  margin: 0 0 6px;
  font-size: var(--fs-h3);
  font-weight: 700;
}

.page-about .eco__text p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .rhythm {
  margin-top: 28px;
  padding: 20px;
  background: var(--paper-2);
  border-left: 3px solid var(--orange);
}

.page-about .rhythm__title {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--green-deep);
}

.page-about .rhythm p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-about .rhythm a {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 底部双通道 ---------- */
.page-about .about-cta {
  position: relative;
  padding-block: 0 clamp(48px, 7vw, 96px);
}

.page-about .about-cta::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: var(--about-rule);
  border-top: 1.5px solid var(--line-strong);
  border-bottom: 1.5px solid var(--line);
}

.page-about .cta-pair {
  display: grid;
  margin-top: clamp(36px, 6vw, 72px);
}

.page-about .cta-card {
  padding: clamp(24px, 4vw, 40px);
  background: var(--paper-2);
}

.page-about .cta-card + .cta-card {
  border-top: 2px solid var(--orange);
}

.page-about .cta-card__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--green);
}

.page-about .cta-card__title {
  margin: 0 0 10px;
  font-size: clamp(21px, 2.4vw, 26px);
  font-weight: 700;
  line-height: 1.35;
}

.page-about .cta-card p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 34ch;
}

.page-about .cta-card p.cta-card__tag {
  color: var(--green);
  margin-bottom: 10px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-about .crew__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-about .chapter__grid {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-about .chapter__index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    display: block;
  }

  .page-about .chapter__num {
    display: block;
  }

  .page-about .chapter__note {
    display: block;
    margin-top: 10px;
  }

  .page-about .chapter__body {
    max-width: 780px;
  }

  .page-about .crew {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
  }

  .page-about .local {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 40px;
  }

  .page-about .cta-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-about .cta-card + .cta-card {
    border-top: 0;
    border-left: 2px solid var(--orange);
  }

  .page-about .eco__row {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 24px;
  }
}

@media (min-width: 1180px) {
  .page-about .chapter__grid {
    grid-template-columns: 240px minmax(0, 1fr);
  }

  .page-about .crew {
    grid-template-columns: minmax(0, 1fr) 340px;
  }
}

@media (max-width: 519px) {
  .page-about .stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-about .eco__row {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .page-about .plate {
    box-shadow: 4px 4px 0 var(--paper-2);
  }
}
<<<END>>>