.page-about {
  background: var(--paper);
  color: var(--ink);
}

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

.page-about p {
  line-height: 1.75;
}

.page-about h2 {
  font-family: var(--font-serif);
  font-size: 27px;
  line-height: 1.3;
  letter-spacing: -0.005em;
  margin: 10px 0 14px;
  color: var(--ink);
  text-wrap: balance;
}

.page-about h3 {
  font-family: var(--font-round);
  font-size: 19px;
  line-height: 1.35;
  margin: 0 0 8px;
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  padding-top: 6px;
  padding-bottom: 12px;
}

.page-about .about-hero__grid {
  display: grid;
  gap: 22px;
  margin-top: 16px;
}

.page-about .about-hero h1 {
  font-family: var(--font-serif);
  font-size: 34px;
  line-height: 1.24;
  letter-spacing: -0.012em;
  margin: 10px 0 14px;
  color: var(--ink);
  text-wrap: balance;
}

.page-about .about-hero .lede {
  margin: 0 0 20px;
  max-width: 40em;
}

.page-about .about-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

.page-about .about-hero__side {
  background: var(--card);
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-lg);
  box-shadow: var(--hard);
  padding: 20px 18px;
}

.page-about .stat-row {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-about .stat {
  display: grid;
  gap: 3px;
  padding: 12px 0;
  border-top: 2px dashed rgba(28, 42, 36, 0.22);
}

.page-about .stat:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-about .stat:last-child {
  padding-bottom: 0;
}

.page-about .stat__num {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--green);
}

.page-about .stat__label {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 起点 ---------- */
.page-about .about-origin {
  padding-top: 8px;
}

.page-about .origin-grid {
  display: grid;
  gap: 24px;
}

.page-about .origin-copy p {
  margin: 0 0 14px;
}

.page-about .tape-quote {
  display: inline-block;
  max-width: 100%;
  margin: 16px 0 0;
  padding: 10px 20px;
  background: var(--gold);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  border: var(--bd) solid var(--ink);
  border-radius: 8px;
  box-shadow: var(--hard-sm);
  transform: rotate(-1.2deg);
}

.page-about .origin-figure {
  margin: 0;
}

.page-about .origin-figure .media {
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard);
  overflow: hidden;
  background: var(--white);
}

.page-about .media__caption {
  margin: 10px 2px 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 三种情况 ---------- */
.page-about .about-readers {
  background: var(--sage);
  border-top: var(--bd) solid var(--ink);
  border-bottom: var(--bd) solid var(--ink);
  padding-block: 38px;
}

.page-about .readers-intro {
  margin: 0;
  max-width: 42em;
  color: var(--ink);
}

.page-about .reader-grid {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.page-about .reader-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 18px 16px;
  background: var(--card);
  border-color: var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard-sm);
  transition: border-color var(--t), transform var(--t);
}

.page-about .reader-card h3 {
  margin: 2px 0 0;
  font-size: 18px;
}

.page-about .reader-card p {
  margin: 0;
  font-size: 15px;
}

/* ---------- 时间线 ---------- */
.page-about .year-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}

.page-about .year-jump a {
  display: inline-block;
  padding: 6px 15px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--pill);
  text-decoration: none;
  transition: background var(--t), color var(--t), transform var(--t);
}

.page-about .timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 28px;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--blue), var(--orange));
}

.page-about .milestone {
  position: relative;
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  scroll-margin-top: 110px;
}

.page-about .milestone__year {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  padding: 7px 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
  background: var(--orange);
  border: var(--bd) solid var(--ink);
  border-radius: 14px;
  box-shadow: var(--hard-sm);
}

.page-about .milestone__card {
  padding: 16px 15px;
  background: var(--card);
  border-color: var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard-sm);
  transition: border-color var(--t), transform var(--t);
}

.page-about .milestone__card p {
  margin: 0;
  font-size: 15px;
}

.page-about .history-figure {
  margin: 26px 0 0;
}

.page-about .history-figure .media {
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard);
  overflow: hidden;
  background: var(--white);
}

/* ---------- 写法 ---------- */
.page-about .method-intro {
  margin: 0;
  max-width: 44em;
}

.page-about .method-grid {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 22px 0 0;
  padding: 0;
}

.page-about .method-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 16px 15px;
  background: var(--card);
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard-sm);
  transition: border-color var(--t), transform var(--t);
}

.page-about .method-num {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
  background: var(--orange);
  border: var(--bd) solid var(--ink);
  border-radius: 12px;
}

.page-about .method-item h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.page-about .method-item p {
  margin: 0;
  font-size: 15px;
}

.page-about .method-note {
  margin: 18px 0 0;
  padding: 14px 16px;
  font-size: 15px;
  color: var(--ink);
  background: var(--sage);
  border-left: 6px solid var(--green);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

/* ---------- 团队 ---------- */
.page-about .team-grid {
  display: grid;
  gap: 24px;
}

.page-about .team-figure {
  margin: 0;
}

.page-about .team-figure .media {
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard);
  overflow: hidden;
  background: var(--white);
}

.page-about .team-copy p {
  margin: 0 0 14px;
}

.page-about .team-legend {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0 0 16px;
  padding: 0;
}

.page-about .team-legend__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink);
  background: var(--card);
  border: 2px solid var(--ink);
  border-radius: var(--r-sm);
}

.page-about .team-legend__num {
  flex: none;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--green);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 800;
}

.page-about .drawer {
  margin: 0 0 16px;
  padding: 0 16px;
  background: var(--card);
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-md);
  box-shadow: var(--hard-sm);
}

.page-about .drawer summary {
  cursor: pointer;
  padding: 14px 0;
  font-family: var(--font-round);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-about .drawer__body p {
  font-size: 15px;
  margin: 0 0 10px;
}

.page-about .drawer__body p:last-child {
  margin-bottom: 16px;
}

.page-about .team-note {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
}

/* ---------- 联络 ---------- */
.page-about .contact-board {
  display: grid;
  gap: 22px;
  padding: 22px 18px;
  color: var(--paper);
  background: var(--green);
  border: var(--bd) solid var(--ink);
  border-radius: var(--r-lg);
  box-shadow: var(--hard);
}

.page-about .contact-board h2 {
  color: var(--paper);
  margin-top: 8px;
}

.page-about .contact-board__intro p {
  margin: 0;
  color: rgba(247, 240, 223, 0.9);
  font-size: 15.5px;
}

.page-about .eyebrow--light {
  color: var(--gold);
}

.page-about .contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-about .contact-list__item {
  display: grid;
  gap: 3px;
  padding-top: 12px;
  border-top: 1px solid rgba(247, 240, 223, 0.3);
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
}

.page-about .contact-list__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-about .contact-list__k {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(247, 240, 223, 0.68);
}

.page-about .contact-list a {
  color: var(--paper);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-word;
}

.page-about .next-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* ---------- 微交互 ---------- */
@media (hover: hover) {
  .page-about .reader-card:hover,
  .page-about .milestone__card:hover,
  .page-about .method-item:hover {
    border-color: var(--orange);
    transform: translateY(-2px);
  }

  .page-about .year-jump a:hover,
  .page-about .year-jump a:focus-visible {
    background: var(--blue);
    color: var(--white);
    transform: translateY(-1px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .reader-card,
  .page-about .milestone__card,
  .page-about .method-item,
  .page-about .year-jump a {
    transition: none;
  }

  .page-about .reader-card:hover,
  .page-about .milestone__card:hover,
  .page-about .method-item:hover,
  .page-about .year-jump a:hover {
    transform: none;
  }

  .page-about .tape-quote {
    transform: none;
  }
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-about .team-legend {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-about .method-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .about-hero h1 {
    font-size: 42px;
  }

  .page-about h2 {
    font-size: 32px;
  }
}

@media (min-width: 780px) {
  .page-about .reader-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-about .reader-card:nth-child(2) {
    transform: translateY(-10px);
  }

  .page-about .reader-card:nth-child(2):hover {
    transform: translateY(-12px);
  }
}

@media (min-width: 880px) {
  .page-about .about-hero {
    padding-top: 14px;
  }

  .page-about .about-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: 40px;
    align-items: start;
    margin-top: 26px;
  }

  .page-about .about-hero h1 {
    font-size: 52px;
  }

  .page-about .about-hero__side {
    transform: rotate(-0.7deg);
  }

  .page-about .origin-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 40px;
    align-items: start;
  }

  .page-about .team-grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 36px;
    align-items: start;
  }

  .page-about .contact-board {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 34px;
    padding: 30px 28px;
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-about h2 {
    font-size: 36px;
  }

  .page-about .timeline {
    gap: 26px;
  }

  .page-about .timeline::before {
    left: 35px;
  }

  .page-about .milestone {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 22px;
  }

  .page-about .milestone__year {
    font-size: 16px;
    padding: 9px 0;
  }

  .page-about .milestone__card {
    padding: 20px 22px;
  }

  .page-about .milestone:nth-child(even) .milestone__card {
    margin-left: 52px;
  }

  .page-about .milestone:nth-child(odd) .milestone__card {
    margin-right: 52px;
  }

  .page-about .about-readers {
    padding-block: 56px;
  }
}
<<<END>>>