.page-about {
  --about-pad: clamp(26px, 5vw, 68px);
  --about-line: rgba(46, 50, 56, 0.14);
  --about-line-soft: rgba(46, 50, 56, 0.08);
  background: var(--sand-light);
  color: var(--rock);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about .about-hero {
  position: relative;
  padding: clamp(18px, 3vw, 32px) 0 clamp(30px, 5vw, 58px);
  background: linear-gradient(180deg, var(--sand-light) 0%, var(--sand) 140%);
  border-bottom: 1px solid var(--line-strong);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(90deg, transparent 0 73px, var(--about-line) 73px 74px);
  opacity: 0.5;
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--river) 0 22%, var(--sand) 22% 46%, var(--wine) 46% 58%, var(--rock) 58% 100%);
  opacity: 0.85;
}

.page-about .about-hero .container {
  position: relative;
  z-index: 1;
}

.page-about .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-about .about-hero-grid {
  display: grid;
  gap: clamp(22px, 4vw, 42px);
}

.page-about .about-hero-copy .index-label {
  color: var(--wine);
  margin: 0 0 12px;
}

.page-about .about-hero-copy .display {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(32px, 7.4vw, 72px);
  line-height: 1.1;
  letter-spacing: 0.005em;
  color: var(--rock);
}

.page-about .about-lead {
  margin: 0;
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--rock);
}

.page-about .about-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px clamp(20px, 4vw, 44px);
  margin-top: clamp(22px, 4vw, 38px);
  padding-top: 20px;
  border-top: 1px solid var(--line-strong);
}

.page-about .about-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-about .about-stat-num {
  font-family: var(--font-numeric);
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1;
  color: var(--wine);
}

.page-about .about-stat-label {
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--rock-mid);
}

.page-about .about-hero-figure {
  margin: 0;
  position: relative;
}

.page-about .about-hero-figure .media-frame {
  position: relative;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  overflow: hidden;
}

.page-about .about-hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-about .about-hero-figure::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 34%;
  background: linear-gradient(180deg, rgba(23, 25, 29, 0) 0%, rgba(23, 25, 29, 0.32) 100%);
  pointer-events: none;
}

.page-about .about-hero-figure .media-badge {
  z-index: 2;
  background: rgba(247, 239, 227, 0.82);
  color: var(--rock);
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 5px 10px;
  backdrop-filter: blur(6px);
}

.page-about .about-layout {
  display: grid;
  gap: clamp(22px, 4vw, 54px);
  padding: clamp(30px, 6vw, 82px) 0 clamp(40px, 7vw, 96px);
}

.page-about .about-index-nav {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-about .about-index-nav .chapter-link {
  display: block;
  flex: 0 0 auto;
  white-space: nowrap;
  padding: 9px 12px;
  font-family: var(--font-index);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--rock-mid);
  text-decoration: none;
  border-left: 2px solid var(--about-line);
  background: rgba(252, 250, 246, 0.6);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-about .about-index-nav .chapter-link:hover,
.page-about .about-index-nav .chapter-link:focus-visible {
  color: var(--wine);
  border-left-color: var(--wine-bright);
  background: var(--paper);
}

.page-about .about-index-nav .chapter-link[aria-current="true"] {
  color: var(--wine);
  border-left-color: var(--wine);
  background: var(--paper);
  font-weight: 600;
}

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

.page-about .about-block {
  padding: clamp(26px, 4vw, 46px) 0;
  border-top: 1px solid var(--line);
}

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

.page-about .about-block .index-label {
  color: var(--wine);
  margin: 0 0 10px;
}

.page-about .about-block h2 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1.22;
  letter-spacing: 0.005em;
  color: var(--rock);
}

.page-about .about-block h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(16px, 1.6vw, 19px);
  line-height: 1.4;
  color: var(--rock);
}

.page-about .prose {
  max-width: 66ch;
}

.page-about .prose p {
  margin: 0 0 14px;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--rock);
}

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

.page-about .axis-list {
  list-style: none;
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 1px;
  display: grid;
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.page-about .axis-item {
  background: var(--paper);
  padding: 16px 18px 18px;
}

.page-about .axis-item .index-label {
  margin: 0 0 8px;
  color: var(--rock-mid);
}

.page-about .axis-strong {
  margin: 0 0 6px;
  font-family: var(--font-numeric);
  font-size: clamp(18px, 2vw, 22px);
  color: var(--river);
  letter-spacing: 0.01em;
}

.page-about .axis-note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--rock-mid);
}

.page-about .method-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .method-step {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--wine);
  padding: 16px 18px 18px;
}

.page-about .method-num {
  display: block;
  font-family: var(--font-numeric);
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1;
  color: rgba(122, 31, 61, 0.28);
  margin-bottom: 8px;
}

.page-about .method-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--rock-mid);
}

.page-about .team-layout {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-about .team-figure,
.page-about .partner-figure {
  margin: 0;
  position: relative;
}

.page-about .team-figure .media-frame,
.page-about .partner-figure .media-frame {
  position: relative;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  overflow: hidden;
}

.page-about .team-figure img,
.page-about .partner-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-about .team-figure .media-badge,
.page-about .partner-figure .media-badge {
  background: rgba(23, 25, 29, 0.72);
  color: var(--sand-light);
  font-family: var(--font-index);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 5px 10px;
}

.page-about .team-roles {
  list-style: none;
  margin: clamp(18px, 3vw, 26px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .team-role {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 14px 16px 16px;
}

.page-about .team-role-num {
  display: inline-block;
  font-family: var(--font-numeric);
  font-size: 20px;
  color: var(--river);
  margin-bottom: 6px;
}

.page-about .team-role h3 {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
}

.page-about .team-role p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--rock-mid);
}

.page-about .about-block--panel {
  margin-top: clamp(20px, 3vw, 32px);
  padding: clamp(20px, 3.4vw, 34px);
  background: var(--sand);
  border: 1px solid var(--line-strong);
  border-top: 1px solid var(--line-strong);
}

.page-about .partner-layout {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-about .partner-forms {
  list-style: none;
  margin: clamp(16px, 3vw, 22px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-about .partner-forms li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--rock);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--about-line);
}

.page-about .partner-forms li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-about .partner-forms .tag {
  flex: 0 0 auto;
  margin-top: 2px;
}

.page-about .partner-forms .tag--wine {
  background: var(--wine);
  color: var(--sand-light);
}

.page-about .partner-forms .tag--river {
  background: var(--river);
  color: var(--sand-light);
}

.page-about .mile-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  position: relative;
}

.page-about .mile-list::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--river-bright) 0%, var(--about-line) 100%);
}

.page-about .mile {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin-left: 26px;
  padding: 14px 16px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-about .mile::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--river-bright);
  box-shadow: 0 0 0 3px rgba(59, 183, 160, 0.18);
}

.page-about .mile-year {
  font-family: var(--font-numeric);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1;
  color: var(--wine);
}

.page-about .mile-body h3 {
  margin: 0 0 6px;
}

.page-about .mile-body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--rock-mid);
}

.page-about .honor-block {
  margin-top: clamp(24px, 4vw, 38px);
  padding-top: clamp(20px, 3vw, 28px);
  border-top: 1px dashed var(--line-strong);
}

.page-about .honor-head .index-label {
  color: var(--river);
  margin: 0 0 6px;
}

.page-about .honor-lead {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--rock);
}

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

.page-about .honor {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-about .honor:hover,
.page-about .honor:focus-within {
  border-color: var(--wine);
  background: var(--sand-light);
  transform: translateY(-2px);
}

.page-about .honor-num {
  font-family: var(--font-numeric);
  font-size: 13px;
  color: var(--wine);
  letter-spacing: 0.04em;
}

.page-about .honor-text {
  font-family: var(--font-index);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--rock);
}

.page-about .honor-foot {
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--rock-mid);
}

.page-about .about-block--next {
  border-top: 1px solid var(--line);
}

.page-about .next-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-about .next-actions .btn {
  display: inline-block;
  padding: 12px 22px;
  font-family: var(--font-index);
  font-size: 13.5px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 1px solid var(--rock);
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-about .next-actions .btn--primary {
  background: var(--wine);
  border-color: var(--wine);
  color: var(--sand-light);
}

.page-about .next-actions .btn--primary:hover,
.page-about .next-actions .btn--primary:focus-visible {
  background: var(--wine-bright);
  border-color: var(--wine-bright);
}

.page-about .next-actions .btn--ghost {
  background: transparent;
  color: var(--rock);
}

.page-about .next-actions .btn--ghost:hover,
.page-about .next-actions .btn--ghost:focus-visible {
  background: var(--rock);
  color: var(--sand-light);
  border-color: var(--rock);
}

.page-about .next-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--rock-mid);
  max-width: 60ch;
}

@media (min-width: 560px) {
  .page-about .team-roles {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 700px) {
  .page-about .axis-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-about .mile {
    grid-template-columns: 86px 1fr;
    align-items: start;
    gap: 14px;
  }
}

@media (min-width: 861px) {
  .page-about .about-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-about .about-hero-figure {
    align-self: stretch;
  }

  .page-about .about-hero-figure .media-frame {
    height: 100%;
  }

  .page-about .method-list {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .page-about .method-step:nth-child(even) {
    transform: translateY(20px);
  }

  .page-about .team-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.78fr);
    align-items: start;
  }

  .page-about .partner-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: start;
  }

  .page-about .mile {
    margin-left: 0;
    padding: 16px 20px 18px;
  }

  .page-about .mile-list::before {
    left: 50%;
    top: 10px;
    bottom: 10px;
    background: linear-gradient(180deg, var(--about-line) 0%, var(--river-bright) 100%);
  }

  .page-about .mile::before {
    left: auto;
    right: -26px;
    top: 24px;
  }

  .page-about .mile:nth-child(odd) {
    margin-right: 12%;
  }

  .page-about .mile:nth-child(even) {
    margin-left: 12%;
  }

  .page-about .mile:nth-child(even)::before {
    left: -26px;
    right: auto;
  }
}

@media (min-width: 1000px) {
  .page-about .about-layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 62px);
  }

  .page-about .about-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-about .about-index .index-label {
    color: var(--rock-mid);
    margin: 0 0 12px 14px;
  }

  .page-about .about-index-nav {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-about .about-index-nav .chapter-link {
    border-left: 2px solid var(--about-line);
    background: transparent;
    padding: 10px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .method-step,
  .page-about .honor {
    transform: none !important;
    transition: none !important;
  }
}

完毕