.page-about {
  background: var(--ivory);
  color: var(--brown);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 刊物信息条 ---------- */
.page-about .about-masthead {
  background: var(--cream);
  border-bottom: var(--line) solid var(--ink-jade);
}
.page-about .about-masthead__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
  padding: 13px 0;
  font-size: 14px;
}
.page-about .about-masthead__tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink-jade);
}
.page-about .about-masthead__tag::before {
  content: "";
  flex: none;
  width: 11px;
  height: 11px;
  background: var(--vermillion);
  border-radius: 2px;
  transform: rotate(-8deg);
}
.page-about .about-masthead__meta {
  font-size: 13px;
  color: var(--sage);
}

/* ---------- 首屏分屏 ---------- */
.page-about .about-hero {
  padding: clamp(30px, 5vw, 62px) 0 clamp(40px, 6vw, 82px);
}
.page-about .about-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 58px);
}
.page-about .about-hero__story h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(31px, 5.4vw, 54px);
  line-height: 1.18;
  letter-spacing: .02em;
  color: var(--ink-jade);
  margin: 14px 0 18px;
  text-wrap: balance;
}
.page-about .about-hero__story .lede {
  margin: 0 0 16px;
}
.page-about .about-hero__story > p:not(.eyebrow):not(.lede) {
  margin: 0;
  line-height: 1.8;
}
.page-about .about-hero .breadcrumb {
  margin-bottom: 18px;
}
.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.page-about .about-hero__aside {
  display: flex;
  flex-direction: column;
  gap: 26px;
  min-width: 0;
}
.page-about .about-hero__figure {
  margin: 0;
}
.page-about .about-hero__frame {
  aspect-ratio: 4 / 3;
}

/* 事实索引卡 */
.page-about .about-facts {
  background: var(--tile);
  border: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-hard);
  padding: 22px 22px 8px;
}
.page-about .about-facts__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
  color: var(--ink-jade);
  margin: 0 0 12px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--gold);
}
.page-about .about-facts__list {
  margin: 0;
}
.page-about .about-fact {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(11, 43, 35, .22);
}
.page-about .about-fact:last-child {
  border-bottom: 0;
}
.page-about .about-fact dt {
  font-size: 14px;
  color: var(--sage);
  letter-spacing: .02em;
}
.page-about .about-fact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-jade);
  text-align: right;
  white-space: nowrap;
}

@media (min-width: 960px) {
  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: stretch;
  }
}
@media (min-width: 1040px) and (min-height: 780px) {
  .page-about .about-hero__aside {
    position: sticky;
    top: 104px;
    align-self: start;
  }
}

/* ---------- 四条线（深色区） ---------- */
.page-about .about-teams {
  background: var(--ink-jade);
  color: var(--ivory);
  padding: clamp(48px, 7vw, 96px) 0;
}
.page-about .about-teams .section-title {
  color: var(--ivory);
}
.page-about .about-teams .lede {
  color: rgba(246, 241, 227, .78);
}
.page-about .about-teams .eyebrow {
  color: var(--gold-bright);
}
.page-about .about-teams__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  margin-top: clamp(26px, 4vw, 44px);
}

.page-about .team-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--tile);
  color: var(--brown);
  border: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-card);
  box-shadow: 6px 6px 0 rgba(201, 162, 39, .55);
  padding: 22px 20px 24px;
}
.page-about .team-card--primary {
  border-width: 4px;
  box-shadow: 6px 6px 0 var(--gold-bright);
}
.page-about .team-card:nth-child(1) { border-radius: 14px 14px 14px 2px; }
.page-about .team-card:nth-child(2) { border-radius: 14px 14px 2px 14px; }
.page-about .team-card:nth-child(3) { border-radius: 14px 2px 14px 14px; }
.page-about .team-card:nth-child(4) { border-radius: 2px 14px 14px 14px; }

.page-about .team-card__index {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--jade);
}
.page-about .team-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.3;
  color: var(--ink-jade);
}
.page-about .team-card__count {
  margin: 0;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  align-self: flex-start;
  font-size: 28px;
  font-weight: 700;
  color: var(--jade);
  border-bottom: 3px solid var(--gold);
  padding-bottom: 2px;
}
.page-about .team-card__count small {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--sage);
}
.page-about .team-card ul {
  margin: 6px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}
.page-about .team-card li {
  position: relative;
  padding-left: 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--brown);
}
.page-about .team-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--vermillion);
  transform: rotate(45deg);
}

@media (min-width: 700px) {
  .page-about .about-teams__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1100px) {
  .page-about .about-teams__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 编审机制 ---------- */
.page-about .about-editorial {
  background: var(--ivory);
  padding: clamp(48px, 7vw, 96px) 0;
}
.page-about .about-editorial__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(34px, 5vw, 56px);
}
.page-about .about-editorial__side {
  display: grid;
  gap: 22px;
  align-content: start;
}
.page-about .about-editorial__frame {
  aspect-ratio: 3 / 2;
}
.page-about .about-editorial__note {
  margin: 26px 0 0;
  padding: 18px 20px;
  background: var(--tile);
  border-left: 8px solid var(--jade);
  border-top: var(--line) solid var(--ink-jade);
  border-right: var(--line) solid var(--ink-jade);
  border-bottom: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-tile);
  font-size: 15px;
  line-height: 1.8;
  box-shadow: 5px 5px 0 rgba(11, 43, 35, .18);
}

.page-about .about-flow {
  counter-reset: flow;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}
.page-about .about-flow li {
  counter-increment: flow;
  position: relative;
  padding: 16px 18px 16px 62px;
  background: var(--cream);
  border: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-tile);
  box-shadow: 4px 4px 0 rgba(11, 43, 35, .2);
  font-size: 15px;
  line-height: 1.75;
}
.page-about .about-flow li::before {
  content: counter(flow, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 17px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink-jade);
  background: var(--gold-bright);
  border: 2px solid var(--ink-jade);
  border-radius: 6px;
  padding: 2px 6px;
}
.page-about .about-flow strong {
  display: block;
  font-size: 16px;
  color: var(--ink-jade);
  margin-bottom: 4px;
}

.page-about .about-sidecard {
  background: var(--ink-jade);
  color: var(--ivory);
  border: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-card);
  box-shadow: 6px 6px 0 rgba(201, 162, 39, .45);
  padding: 22px 20px;
}
.page-about .about-sidecard__title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-bright);
  letter-spacing: .04em;
}
.page-about .about-sidecard__num {
  margin: 0 0 12px;
  font-size: 19px;
  font-weight: 700;
  color: var(--ivory);
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(232, 200, 106, .55);
}
.page-about .about-sidecard__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 241, 227, .82);
}

@media (min-width: 960px) {
  .page-about .about-editorial__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }
}

/* ---------- 运营阶段 ---------- */
.page-about .about-phases {
  background: var(--cream);
  padding: clamp(48px, 7vw, 96px) 0;
}
.page-about .about-phases__figure {
  margin: clamp(26px, 4vw, 40px) 0 0;
}
.page-about .about-phases__frame {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-card);
}

.page-about .about-timeline {
  position: relative;
  margin: clamp(32px, 5vw, 48px) 0 0;
  padding: 0;
  list-style: none;
  max-width: 880px;
}
.page-about .about-timeline li {
  position: relative;
  padding: 0 0 32px 46px;
}
.page-about .about-timeline li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 2px;
  width: 24px;
  height: 30px;
  background: var(--tile);
  border: 3px solid var(--ink-jade);
  border-radius: 6px;
  box-shadow: 2px 2px 0 rgba(11, 43, 35, .3);
}
.page-about .about-timeline li::after {
  content: "";
  position: absolute;
  left: 16.5px;
  top: 36px;
  bottom: 0;
  width: 3px;
  background: var(--gold);
}
.page-about .about-timeline li:last-child {
  padding-bottom: 0;
}
.page-about .about-timeline li:last-child::after {
  display: none;
}
.page-about .about-phase__name {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--ink-jade);
  background: var(--gold-bright);
  border: 2px solid var(--ink-jade);
  border-radius: 5px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.page-about .about-phase__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.35;
  color: var(--ink-jade);
}
.page-about .about-phase__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  max-width: 62ch;
}

/* ---------- 合作 ---------- */
.page-about .about-partners {
  background: var(--ivory);
  padding: clamp(48px, 7vw, 88px) 0;
}
.page-about .about-partners__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: clamp(26px, 4vw, 40px);
}
.page-about .partner-card {
  background: var(--tile);
  border: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-hard);
  padding: 26px 22px 24px;
}
.page-about .partner-card__kicker {
  display: inline-block;
  margin: 0 0 14px;
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--jade);
  border-bottom: 3px solid var(--gold);
  padding-bottom: 5px;
}
.page-about .partner-card__name {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 21px;
  line-height: 1.35;
  color: var(--ink-jade);
}
.page-about .partner-card__text {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
}
.page-about .partner-card__text:last-child {
  margin-bottom: 0;
}

@media (min-width: 820px) {
  .page-about .about-partners__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }
}

/* ---------- 反馈 ---------- */
.page-about .about-feedback {
  background: var(--ink-jade);
  color: var(--ivory);
  padding: clamp(48px, 7vw, 96px) 0;
}
.page-about .about-feedback .section-title {
  color: var(--ivory);
}
.page-about .about-feedback .lede {
  color: rgba(246, 241, 227, .78);
}
.page-about .about-feedback .eyebrow {
  color: var(--gold-bright);
}
.page-about .about-feedback__steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: clamp(28px, 4vw, 40px);
}
.page-about .feedback-step {
  background: var(--cream);
  color: var(--brown);
  border: var(--line) solid var(--ink-jade);
  border-radius: var(--radius-tile);
  box-shadow: 6px 6px 0 var(--gold);
  padding: 20px 20px 22px;
}
.page-about .feedback-step__num {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--jade);
}
.page-about .feedback-step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  color: var(--ink-jade);
}
.page-about .feedback-step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}
.page-about .about-feedback__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

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