.page-about {
  --about-tl-line: rgba(201, 162, 75, 0.34);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
}

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

.page-about h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.6rem, 4.2vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -0.012em;
  margin: 0 0 16px;
}

.page-about h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.12rem, 2.4vw, 1.45rem);
  line-height: 1.3;
  margin: 0 0 8px;
}

.page-about .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  background: var(--pine);
  background-image: linear-gradient(150deg, #0F3B36 0%, #0B2F2B 58%, #0A2A26 100%);
  color: var(--paper);
  padding: clamp(22px, 4vw, 40px) 0 clamp(96px, 13vw, 150px);
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -22%;
  right: -14%;
  width: min(820px, 92%);
  height: 152%;
  background: linear-gradient(155deg, rgba(201, 162, 75, 0.30) 0%, rgba(46, 139, 154, 0.22) 48%, rgba(46, 139, 154, 0) 100%);
  clip-path: polygon(44% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

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

.page-about .about-crumbs {
  margin-bottom: clamp(24px, 4vw, 46px);
}

.page-about .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.84rem;
}

.page-about .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-about .breadcrumbs li + li::before {
  content: "/";
  color: rgba(250, 246, 236, 0.38);
}

.page-about .crumb {
  color: rgba(250, 246, 236, 0.66);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

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

.page-about .breadcrumbs [aria-current="page"] {
  color: var(--gold-light);
}

.page-about .about-hero .eyebrow {
  color: var(--gold-light);
  margin-bottom: 14px;
}

.page-about .about-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.95rem, 6.2vw, 4rem);
  line-height: 1.14;
  letter-spacing: -0.018em;
  color: var(--paper);
  margin: 0 0 20px;
  max-width: 17em;
}

.page-about .about-lede {
  max-width: 46em;
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 1.85;
  color: rgba(250, 246, 236, 0.82);
  margin: 0 0 clamp(26px, 4vw, 40px);
}

.page-about .about-facts {
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-paper);
  display: flex;
  flex-wrap: wrap;
  gap: 18px clamp(24px, 5vw, 60px);
}

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

.page-about .about-fact-num {
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  line-height: 1.1;
  color: var(--gold);
}

.page-about .about-fact-label {
  font-size: 0.82rem;
  color: rgba(250, 246, 236, 0.6);
  letter-spacing: 0.04em;
}

.page-about .about-hero-wave {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: clamp(48px, 8vw, 104px);
  display: block;
  pointer-events: none;
}

/* ---------- 时间线 ---------- */
.page-about .timeline-grid {
  display: grid;
  gap: var(--gap-l);
}

.page-about .timeline-aside .eyebrow {
  margin-bottom: 12px;
}

.page-about .aside-text {
  color: var(--ink-soft);
  font-size: 0.96rem;
  margin-bottom: 20px;
}

.page-about .timeline-grain {
  margin: 0;
  border-radius: var(--r-m);
  overflow: hidden;
  box-shadow: var(--shadow-2);
}

.page-about .timeline-grain img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 14;
  object-fit: cover;
}

.page-about .timeline-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  border-left: 1px solid var(--about-tl-line);
  display: grid;
  gap: clamp(30px, 4.5vw, 52px);
}

.page-about .time-entry {
  position: relative;
}

.page-about .time-entry::before {
  content: "";
  position: absolute;
  top: 8px;
  left: -30.5px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 162, 75, 0.16);
}

.page-about .time-year {
  display: block;
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
  margin: 0 0 6px;
}

.page-about .time-entry > p {
  color: var(--ink-soft);
  margin-bottom: 12px;
  max-width: 40em;
}

.page-about .time-extra {
  display: grid;
  grid-template-rows: 1fr;
  margin-bottom: 12px;
}

.page-about .time-extra > div {
  overflow: hidden;
}

.page-about .time-extra p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--haze);
  border-left: 2px solid var(--line-gold);
  padding-left: 14px;
  margin: 6px 0 0;
}

.page-about .time-media {
  margin: 14px 0 0;
  border-radius: var(--r-s);
  overflow: hidden;
}

.page-about .time-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-about .media-caption {
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--haze);
  margin-top: 8px;
}

/* ---------- 视觉语言 ---------- */
.page-about .visual-grid {
  display: grid;
  gap: var(--gap-l);
}

.page-about .visual-copy .eyebrow {
  margin-bottom: 12px;
}

.page-about .visual-copy p {
  color: var(--ink-soft);
  max-width: 42em;
}

.page-about .swatch-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-about .swatch {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 14px;
  align-items: start;
  padding: 12px 14px;
  border: 1px solid var(--line-ink);
  border-radius: var(--r-s);
  background: rgba(255, 255, 255, 0.46);
}

.page-about .swatch-chip {
  grid-row: span 3;
  width: 44px;
  height: 44px;
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(17, 20, 19, 0.14);
}

.page-about .swatch--gold .swatch-chip { background: #C9A24B; }
.page-about .swatch--pine .swatch-chip { background: #0F3B36; }
.page-about .swatch--coral .swatch-chip { background: #E86A4A; }
.page-about .swatch--lagoon .swatch-chip { background: #2E8B9A; }
.page-about .swatch--paper .swatch-chip { background: #FAF6EC; }

.page-about .swatch-name {
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.4;
}

.page-about .swatch-hex {
  font-size: 0.76rem;
  color: var(--haze);
  line-height: 1.5;
}

.page-about .swatch-use {
  font-size: 0.84rem;
  color: var(--ink-soft);
  line-height: 1.5;
}

/* ---------- 团队 ---------- */
.page-about .team-head .eyebrow {
  margin-bottom: 12px;
}

.page-about .team-head > p {
  color: var(--ink-soft);
  max-width: 46em;
}

.page-about .photo-strip {
  display: flex;
  gap: var(--gap-m);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 4px 4px 16px;
  margin: var(--gap-l) 0 0;
}

.page-about .photo-strip:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
}

.page-about .strip-card {
  flex: 0 0 min(300px, 82%);
  scroll-snap-align: start;
  border-radius: var(--r-m);
  overflow: hidden;
  margin: 0;
  box-shadow: var(--shadow-1);
}

.page-about .strip-card--media {
  background: var(--pine);
}

.page-about .strip-card--media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-about .strip-card--media .media-caption {
  color: rgba(250, 246, 236, 0.72);
  margin: 0;
  padding: 10px 12px 12px;
}

.page-about .strip-card--note {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  min-height: 210px;
  padding: 22px 20px;
  background: var(--gold-mist);
  color: var(--ink);
}

.page-about .strip-card--lagoon {
  background: var(--lagoon-mist);
}

.page-about .strip-num {
  font-size: clamp(1.5rem, 4vw, 2rem);
  line-height: 1.1;
  color: var(--gold-deep);
}

.page-about .strip-card--lagoon .strip-num {
  color: var(--pine);
}

.page-about .strip-card--note p {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0;
}

.page-about .team-stats {
  list-style: none;
  margin: var(--gap-l) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-ink);
  border: 1px solid var(--line-ink);
}

.page-about .team-stat {
  background: var(--paper);
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .team-stat-num {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1;
  color: var(--pine);
}

.page-about .team-stat-label {
  font-size: 0.82rem;
  color: var(--haze);
  letter-spacing: 0.04em;
}

/* ---------- 运营节奏 ---------- */
.page-about .rhythm-head .eyebrow {
  margin-bottom: 12px;
}

.page-about .rhythm-lede {
  color: var(--ink-soft);
  max-width: 46em;
}

.page-about .rhythm-list {
  list-style: none;
  margin: var(--gap-l) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-ink);
  border-top: 1px solid var(--line-ink);
  border-bottom: 1px solid var(--line-ink);
}

.page-about .rhythm-item {
  background: var(--paper);
  padding: 22px 4px;
  display: grid;
  gap: 8px;
}

.page-about .rhythm-tag {
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: var(--coral);
  margin: 0;
}

.page-about .rhythm-body h3 {
  margin-bottom: 6px;
}

.page-about .rhythm-body p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  margin: 0;
  max-width: 40em;
}

.page-about .rhythm-link {
  justify-self: start;
  font-size: 0.9rem;
  color: var(--lagoon);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 2px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-about .rhythm-link::after {
  content: " →";
}

.page-about .rhythm-link:hover {
  color: var(--gold-deep);
  border-color: var(--gold-deep);
}

/* ---------- 大屏改版 ---------- */
.page-about .about-screen {
  position: relative;
  overflow: hidden;
  background: var(--pine-deep);
  background-image: linear-gradient(160deg, #0A2A26 0%, #0F3B36 100%);
  color: var(--paper);
  padding: clamp(46px, 8vw, 96px) 0;
}

.page-about .screen-grid {
  display: grid;
  gap: var(--gap-l);
  position: relative;
  z-index: 1;
}

.page-about .screen-copy .eyebrow {
  color: var(--gold-light);
  margin-bottom: 12px;
}

.page-about .screen-copy h2 {
  color: var(--paper);
}

.page-about .screen-copy p {
  color: rgba(250, 246, 236, 0.8);
  max-width: 42em;
}

.page-about .screen-copy .btn {
  margin-top: 10px;
}

.page-about .screen-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-about .screen-points li {
  border-top: 1px solid var(--line-paper);
  padding-top: 14px;
}

.page-about .screen-points .mono {
  display: block;
  font-size: clamp(1.15rem, 2.6vw, 1.4rem);
  color: var(--gold);
  margin-bottom: 4px;
}

.page-about .screen-points p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(250, 246, 236, 0.72);
}

/* ---------- 合作与荣誉 ---------- */
.page-about .network-head .eyebrow {
  margin-bottom: 12px;
}

.page-about .network-head > p {
  color: var(--ink-soft);
  max-width: 46em;
}

.page-about .partner-badges {
  list-style: none;
  margin: var(--gap-l) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-about .badge {
  flex: 1 1 160px;
  border: 1px solid var(--line-gold);
  border-radius: var(--r-s);
  padding: 16px 18px;
  background: rgba(232, 217, 184, 0.22);
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-about .badge:hover {
  background: rgba(232, 217, 184, 0.46);
  border-color: var(--gold-deep);
}

.page-about .badge-name {
  display: block;
  font-weight: 600;
  font-size: 0.98rem;
  margin-bottom: 4px;
}

.page-about .badge-note {
  display: block;
  font-size: 0.82rem;
  color: var(--haze);
  line-height: 1.5;
}

.page-about .honor {
  margin-top: clamp(24px, 4vw, 40px);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  border-left: 3px solid var(--coral);
  padding-left: 18px;
}

.page-about .honor-year {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  color: var(--coral);
  line-height: 1.2;
}

.page-about .honor p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 40em;
}

/* ---------- 结尾 ---------- */
.page-about .about-cta {
  padding-bottom: clamp(56px, 9vw, 110px);
}

.page-about .cta-inner {
  position: relative;
  overflow: hidden;
  background: var(--pine);
  color: var(--paper);
  border-radius: var(--r-m);
  padding: clamp(28px, 5vw, 54px);
  box-shadow: var(--shadow-2);
}

.page-about .cta-inner::after {
  content: "";
  position: absolute;
  top: -30%;
  right: -12%;
  width: 58%;
  height: 168%;
  background: linear-gradient(150deg, rgba(201, 162, 75, 0.26), rgba(46, 139, 154, 0.16));
  clip-path: polygon(40% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-about .cta-inner > * {
  position: relative;
  z-index: 1;
}

.page-about .cta-inner h2 {
  color: var(--paper);
  max-width: 18em;
}

.page-about .cta-inner p {
  color: rgba(250, 246, 236, 0.78);
  max-width: 38em;
  margin-bottom: 22px;
}

.page-about .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-about .cta-actions .btn--line {
  border-color: rgba(250, 246, 236, 0.5);
  color: var(--paper);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-about .team-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-about .visual-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-about .screen-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(30px, 5vw, 68px);
    align-items: start;
  }

  .page-about .rhythm-item {
    grid-template-columns: 128px minmax(0, 1fr) auto;
    align-items: start;
    gap: 6px 28px;
    padding: 26px 6px;
  }

  .page-about .rhythm-link {
    align-self: center;
  }
}

@media (min-width: 960px) {
  .page-about .timeline-grid {
    grid-template-columns: minmax(240px, 300px) minmax(0, 1fr);
    gap: clamp(34px, 5vw, 72px);
    align-items: start;
  }

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

  .page-about .time-extra {
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.45s var(--ease);
  }

  .page-about .time-entry:hover .time-extra,
  .page-about .time-entry:focus-within .time-extra {
    grid-template-rows: 1fr;
  }

  .page-about .photo-strip {
    padding-right: 8px;
  }
}

@media (max-width: 520px) {
  .page-about .about-facts {
    gap: 14px 22px;
  }

  .page-about .swatch {
    grid-template-columns: 36px minmax(0, 1fr);
    column-gap: 12px;
    padding: 10px 12px;
  }

  .page-about .swatch-chip {
    width: 36px;
    height: 36px;
  }

  .page-about .strip-card {
    flex: 0 0 86%;
  }

  .page-about .cta-actions .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .time-extra {
    transition: none;
    grid-template-rows: 1fr;
  }

  .page-about .badge,
  .page-about .rhythm-link,
  .page-about .crumb {
    transition: none;
  }

  .page-about .photo-strip {
    scroll-behavior: auto;
  }
}
<<<END>>>