/* ===== 品牌故事页 · 页面专属样式（作用域 .page-about） ===== */

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

.page-about .about-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  padding-block: 16px 72px;
}

/* ---- 左侧章节刻度 ---- */
.page-about .about-rail {
  border-bottom: 1px solid var(--rule);
  padding-bottom: 12px;
}

.page-about .about-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-about .about-rail .toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-about .about-rail .toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.page-about .toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--red);
}

.page-about .about-rail .toc__link[aria-current="true"] {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--paper);
}

.page-about .about-rail .toc__link[aria-current="true"] .toc__num {
  color: var(--gold);
}

/* ---- 首屏 ---- */
.page-about .about-main {
  min-width: 0;
}

.page-about .about-hero__eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--red);
}

.page-about .about-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 8vw, 62px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-about .about-hero .lede {
  max-width: 64ch;
  margin: 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--text);
}

.page-about .about-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 2px solid var(--ink-900);
  list-style: none;
}

.page-about .fact__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--ink-900);
}

.page-about .fact__num em {
  font-style: normal;
  font-size: 14px;
  color: var(--red);
  margin-left: 2px;
}

.page-about .fact__label {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--muted);
}

/* ---- 图片版式 ---- */
.page-about .about-plate {
  margin: 30px 0 0;
}

.page-about .about-plate img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 15 / 8;
  object-fit: cover;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--ink-800);
  box-shadow: var(--shadow-paper);
}

.page-about .about-plate--narrow {
  margin-top: 24px;
}

.page-about .about-plate--narrow img {
  aspect-ratio: 10 / 7;
}

.page-about .about-plate__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---- 章节骨架 ---- */
.page-about .about-chapter {
  margin-top: 60px;
  scroll-margin-top: 24px;
}

.page-about .about-chapter .section__head {
  position: relative;
  padding-top: 16px;
  border-top: 2px solid var(--ink-900);
}

.page-about .section__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold);
  background: var(--ink-900);
  width: fit-content;
  padding: 3px 8px;
  border-radius: var(--radius);
}

.page-about .section__title {
  margin: 12px 0 8px;
  font-size: clamp(24px, 5.5vw, 40px);
  line-height: 1.16;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-about .section__desc {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-about .about-body {
  margin-top: 22px;
  max-width: 68ch;
}

.page-about .about-body > p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
}

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

.page-about .about-body a:hover {
  color: var(--red-deep);
}

/* ---- 引言 ---- */
.page-about .about-quote {
  margin: 26px 0;
  padding: 6px 0 6px 18px;
  border-left: 6px solid var(--red);
  font-size: clamp(20px, 4.6vw, 32px);
  line-height: 1.32;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

/* ---- 档案卡片 ---- */
.page-about .record-card {
  margin-top: 22px;
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

.page-about .record-card__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  background: var(--ink-900);
  padding: 3px 8px;
  border-radius: var(--radius);
}

.page-about .record-card__title {
  margin: 12px 0 6px;
  font-size: 20px;
  font-weight: 900;
  color: var(--ink-900);
}

.page-about .record-card__meta {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---- 年份刻度 + 节点 ---- */
.page-about .about-timeline {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.page-about .year-scale {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 12px;
  list-style: none;
  overflow-x: auto;
  border-bottom: 1px solid var(--rule);
  -webkit-overflow-scrolling: touch;
}

.page-about .year-scale__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 10px;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  background: var(--card);
  text-decoration: none;
  color: var(--text);
}

.page-about .year-scale__num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--red);
}

.page-about .year-scale__label {
  font-size: 13px;
  color: var(--muted);
}

.page-about .year-track {
  display: grid;
  gap: 16px;
}

.page-about .year-node {
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
  scroll-margin-top: 80px;
}

.page-about .year-node__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-about .year-node__title {
  margin: 0;
  font-size: 18px;
  font-weight: 900;
  color: var(--ink-900);
}

.page-about .year-node p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
}

.page-about .sticker {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 4px 9px;
  border-radius: var(--radius);
  background: var(--gold);
  color: var(--ink-900);
  box-shadow: 2px 2px 0 rgba(20, 22, 26, 0.18);
}

/* ---- 深色核定面板 ---- */
.page-about .dossier {
  position: relative;
  overflow: hidden;
  padding: 20px 18px;
  background: var(--ink-900);
  color: var(--paper);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

.page-about .dossier::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(201, 207, 214, 0.07) 0 1px, transparent 1px 10px);
  pointer-events: none;
}

.page-about .dossier > * {
  position: relative;
}

.page-about .dossier__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-about .steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-about .steps__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-bottom: var(--hairline);
}

.page-about .steps__item:last-child {
  border-bottom: 0;
}

.page-about .steps__num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
}

.page-about .steps__text {
  font-size: 15px;
  line-height: 1.75;
  color: var(--silver);
}

/* ---- 两路录入对照 ---- */
.page-about .flow {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.page-about .flow__lane {
  padding: 14px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--red);
  border-radius: var(--radius);
}

.page-about .flow__lane--b {
  border-left-color: var(--blue);
}

.page-about .flow__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-about .flow__tiles {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-about .flow__lane--b .ball--red {
  background: var(--blue);
}

.page-about .flow__diff {
  margin: 0;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: #fff;
  background: var(--red);
  border-radius: var(--radius);
}

/* ---- 团队 ---- */
.page-about .team {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 22px;
}

.page-about .team__card {
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-top: 4px solid var(--gold);
  border-radius: var(--radius);
  box-shadow: var(--shadow-paper);
}

.page-about .team__card:nth-child(1) {
  border-top-color: var(--red);
}

.page-about .team__card:nth-child(2) {
  border-top-color: var(--blue);
}

.page-about .team__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink-900);
}

.page-about .team__role {
  margin: 10px 0 6px;
  font-size: 16px;
  font-weight: 900;
  color: var(--ink-900);
}

.page-about .team__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-about .scope-list {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rule);
}

.page-about .scope-list__item {
  position: relative;
  padding: 12px 0 12px 20px;
  border-bottom: 1px solid var(--rule);
  font-size: 15px;
  line-height: 1.78;
}

.page-about .scope-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
}

/* ---- 长期事项 ---- */
.page-about .pledge {
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-about .pledge__item {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px;
  background: var(--card);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}

.page-about .pledge__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--red);
}

.page-about .pledge__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
}

.page-about .cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---- 术语小词典 ---- */
.page-about .gloss {
  margin: 0;
  border-top: 1px solid var(--rule);
}

.page-about .gloss__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}

.page-about .gloss__term {
  font-size: 16px;
  font-weight: 900;
  color: var(--ink-900);
}

.page-about .gloss__term::after {
  content: "";
  display: block;
  width: 24px;
  height: 3px;
  margin-top: 6px;
  background: var(--gold);
}

.page-about .gloss__def {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-about .gloss__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---- 平板与桌面 ---- */
@media (min-width: 760px) {
  .page-about .gloss__row {
    grid-template-columns: 170px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

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

  .page-about .flow__diff {
    grid-column: 1 / -1;
  }

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

@media (min-width: 1000px) {
  .page-about .about-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 48px;
    padding-block: 26px 96px;
  }

  .page-about .about-rail {
    position: sticky;
    top: 32px;
    align-self: start;
    border-bottom: 0;
    border-right: 1px solid var(--rule);
    padding: 4px 18px 0 0;
  }

  .page-about .about-rail .toc__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-about .about-rail .toc__link {
    width: 100%;
    box-sizing: border-box;
    white-space: normal;
  }

  .page-about .about-chapter {
    margin-top: 88px;
    scroll-margin-top: 32px;
  }

  .page-about .about-timeline {
    grid-template-columns: 136px minmax(0, 1fr);
    gap: 28px;
  }

  .page-about .year-scale {
    flex-direction: column;
    gap: 0;
    align-self: start;
    padding: 0 14px 0 0;
    border-bottom: 0;
    border-right: 1px solid var(--rule);
    overflow: visible;
  }

  .page-about .year-scale__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    width: 100%;
    box-sizing: border-box;
    margin-bottom: 8px;
    white-space: normal;
  }

  .page-about .dossier {
    padding: 26px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-rail .toc__link {
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</｜｜DSML｜｜ invoke>
</｜｜DSML｜｜ calls>