.page-about {
  --ab-side-w: 320px;
  --ab-gap: 48px;
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  padding-block: 24px 64px;
}

.page-about .about-hero::before {
  content: "";
  position: absolute;
  top: -150px;
  right: -170px;
  width: min(620px, 88vw);
  height: min(620px, 88vw);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40, 225, 210, 0.16), rgba(40, 225, 210, 0) 66%);
  pointer-events: none;
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  bottom: 34%;
  width: 130%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(40, 225, 210, 0.55) 34%, rgba(255, 122, 26, 0.42) 68%, transparent);
  transform: rotate(-5deg);
  pointer-events: none;
}

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

.page-about .about-hero__kicker {
  margin: 22px 0 0;
  color: var(--cyan);
}

.page-about .about-hero__title {
  margin: 14px 0 0;
  font-size: clamp(40px, 8.2vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--paper-hi);
  transform: rotate(-1.4deg);
  transform-origin: left center;
}

.page-about .about-hero__lead {
  max-width: 46ch;
  margin: 24px 0 0;
  color: var(--text);
}

.page-about .about-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 34px;
  margin: 34px 0 0;
  padding-top: 22px;
  border-top: 1px solid rgba(18, 58, 94, 0.85);
}

.page-about .about-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-about .about-hero__fact dt {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(174, 187, 203, 0.75);
}

.page-about .about-hero__fact dd {
  margin: 0;
  font-size: 17px;
  color: var(--paper-hi);
}

.page-about .about-hero__fact .num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
  margin-right: 2px;
}

.page-about .about-hero__ghost {
  position: absolute;
  right: -0.08em;
  bottom: -0.18em;
  z-index: 0;
  font-family: var(--font-mono);
  font-size: clamp(52px, 15vw, 168px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1px rgba(40, 225, 210, 0.2);
  pointer-events: none;
  user-select: none;
}

/* ---------- 双栏骨架 ---------- */
.page-about .about-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-bottom: 12px;
}

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

/* ---------- 左侧品牌栏 ---------- */
.page-about .about-side__card {
  border-radius: var(--radius-m);
  padding: 24px 22px;
  color: var(--ink);
}

.page-about .about-side__label {
  margin: 0 0 12px;
  color: rgba(26, 34, 48, 0.55);
}

.page-about .about-side__lede {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(26, 34, 48, 0.82);
}

.page-about .about-side__stats {
  margin: 0 0 20px;
  padding: 0;
  border-top: 1px solid rgba(26, 34, 48, 0.16);
}

.page-about .about-side__stat {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(26, 34, 48, 0.12);
}

.page-about .about-side__stat dt {
  font-size: 13px;
  color: rgba(26, 34, 48, 0.62);
}

.page-about .about-side__stat dd {
  margin: 0;
  font-size: 14px;
  color: var(--ink);
  white-space: nowrap;
}

.page-about .about-side__stat .num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-variant-numeric: tabular-nums;
  color: #0d5a63;
}

.page-about .about-side__cta {
  display: inline-flex;
  width: 100%;
  justify-content: center;
  border-color: rgba(26, 34, 48, 0.3);
  color: var(--ink);
}

.page-about .about-side__cta:hover,
.page-about .about-side__cta:focus-visible {
  border-color: var(--ink);
  background: rgba(26, 34, 48, 0.06);
}

/* ---------- 章节 ---------- */
.page-about .about-chapter {
  position: relative;
  padding-block: 42px;
  border-top: 1px solid rgba(18, 58, 94, 0.8);
}

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

.page-about .about-chapter__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 22px;
}

.page-about .about-chapter__no {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  color: var(--cyan);
  opacity: 0.5;
}

.page-about .about-chapter__title {
  margin: 0;
  font-size: clamp(24px, 4.2vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper-hi);
}

.page-about .about-chapter__body p {
  margin: 0 0 16px;
  max-width: 62ch;
}

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

.page-about .about-subtitle {
  margin: 34px 0 16px;
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--paper-hi);
  padding-left: 12px;
  border-left: 3px solid var(--orange);
}

/* 斜向光轨分隔 */
.page-about .about-chapter--seasons::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -8%;
  width: 116%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 122, 26, 0.75), rgba(40, 225, 210, 0.5), transparent);
  transform: rotate(-2.2deg);
  transform-origin: left center;
  pointer-events: none;
}

/* ---------- 图片 ---------- */
.page-about .about-figure {
  margin: 0 0 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--navy-2);
}

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

.page-about .about-figure--team {
  aspect-ratio: 14 / 9;
}

.page-about .about-figure--wide {
  aspect-ratio: 16 / 7;
}

.page-about .about-figure--map {
  aspect-ratio: 3 / 2;
}

.page-about .about-figure .figure__caption {
  padding: 10px 16px 12px;
  font-size: 13px;
  color: rgba(174, 187, 203, 0.8);
  background: rgba(11, 31, 56, 0.6);
}

/* ---------- 团队构成 ---------- */
.page-about .about-team-bar {
  display: flex;
  gap: 3px;
  height: 12px;
  margin: 0 0 26px;
  border-radius: 999px;
  overflow: hidden;
}

.page-about .about-team-bar__seg {
  flex: 1 1 0;
  display: block;
  height: 100%;
  border-radius: 2px;
}

.page-about .about-team-bar__seg--a {
  background: linear-gradient(90deg, rgba(40, 225, 210, 0.25), #28e1d2);
}

.page-about .about-team-bar__seg--b {
  background: linear-gradient(90deg, rgba(255, 122, 26, 0.25), #ff7a1a);
}

.page-about .about-team-bar__seg--c {
  background: linear-gradient(90deg, rgba(111, 240, 168, 0.25), #6ff0a8);
}

.page-about .about-team-bar__seg--d {
  background: linear-gradient(90deg, rgba(255, 194, 75, 0.25), #ffc24b);
}

.page-about .about-crews {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
}

.page-about .about-crews__item {
  position: relative;
  padding: 18px 18px 18px 22px;
  border: 1px solid rgba(18, 58, 94, 0.85);
  border-radius: var(--radius-s);
  background: rgba(11, 31, 56, 0.45);
  transition: border-color 0.24s ease, transform 0.24s ease, background 0.24s ease;
}

.page-about .about-crews__item:hover {
  transform: translateX(4px);
  border-color: rgba(40, 225, 210, 0.55);
  background: rgba(11, 31, 56, 0.8);
}

.page-about .about-crews__mark {
  position: absolute;
  left: -1px;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: 2px;
}

.page-about .about-crews__mark--cyan {
  background: var(--cyan);
}

.page-about .about-crews__mark--orange {
  background: var(--orange);
}

.page-about .about-crews__mark--green {
  background: var(--green);
}

.page-about .about-crews__mark--amber {
  background: var(--amber);
}

.page-about .about-crews__name {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--paper-hi);
}

.page-about .about-crews__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 三道工序 ---------- */
.page-about .about-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-about .about-steps__item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px dashed rgba(18, 58, 94, 0.9);
}

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

.page-about .about-steps__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1.2;
  color: rgba(40, 225, 210, 0.6);
}

.page-about .about-steps__name {
  margin: 0 0 4px;
  font-size: 15px;
  color: var(--paper-hi);
}

.page-about .about-steps__text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 时间线 ---------- */
.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(180deg, rgba(40, 225, 210, 0.85), rgba(18, 58, 94, 0.9) 45%, rgba(18, 58, 94, 0.15));
}

.page-about .about-timeline__item {
  position: relative;
  padding-left: 36px;
  margin-bottom: 16px;
}

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

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--navy);
  border: 2px solid var(--cyan);
  transition: background 0.24s ease, box-shadow 0.24s ease;
}

.page-about .about-timeline__item:hover::before {
  background: var(--cyan);
  box-shadow: 0 0 0 6px rgba(40, 225, 210, 0.13);
}

.page-about .about-timeline__card {
  border-radius: var(--radius-m);
  border: 1px solid rgba(18, 58, 94, 0.95);
  background: rgba(11, 31, 56, 0.72);
  padding: 18px 20px;
  transition: transform 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease;
}

.page-about .about-timeline__item:hover .about-timeline__card {
  transform: translateX(5px);
  border-color: rgba(40, 225, 210, 0.55);
  box-shadow: 0 14px 34px -22px rgba(40, 225, 210, 0.75);
}

.page-about .about-timeline__label {
  display: block;
  margin: 0 0 8px;
  color: rgba(40, 225, 210, 0.85);
}

.page-about .about-timeline__name {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.35;
  color: var(--paper-hi);
}

.page-about .about-timeline__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 区域覆盖 ---------- */
.page-about .about-coverage {
  border-radius: var(--radius-m);
  padding: 24px 22px;
  color: var(--ink);
}

.page-about .about-coverage__lede {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(26, 34, 48, 0.86);
}

.page-about .about-figures {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 0 0 18px;
  background: rgba(26, 34, 48, 0.16);
  border-radius: var(--radius-s);
  overflow: hidden;
}

.page-about .about-figures__cell {
  background: var(--paper-hi);
  padding: 14px 16px;
}

.page-about .about-figures__cell dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(26, 34, 48, 0.55);
  margin-bottom: 6px;
}

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

.page-about .about-figures__cell .num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-variant-numeric: tabular-nums;
  color: #0a4a52;
  margin-right: 4px;
}

.page-about .about-coverage__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid rgba(26, 34, 48, 0.16);
  font-size: 14px;
  line-height: 1.7;
  color: rgba(26, 34, 48, 0.72);
}

/* ---------- 合作与荣誉 ---------- */
.page-about .about-honors {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-about .about-honors__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 12px 16px;
  border: 1px solid rgba(18, 58, 94, 0.95);
  border-radius: var(--radius-s);
  background: rgba(11, 31, 56, 0.55);
  transition: border-color 0.24s ease, background 0.24s ease, transform 0.24s ease;
}

.page-about .about-honors__item:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 194, 75, 0.75);
  background: rgba(255, 194, 75, 0.09);
}

.page-about .about-honors__year {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber);
  opacity: 0.6;
  transition: opacity 0.24s ease;
}

.page-about .about-honors__item:hover .about-honors__year {
  opacity: 1;
}

.page-about .about-honors__name {
  font-size: 15px;
  color: var(--paper-hi);
}

.page-about .about-partners__more {
  margin-top: 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.page-about .about-partners__more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(40, 225, 210, 0.45);
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-about .about-partners__more a:hover,
.page-about .about-partners__more a:focus-visible {
  color: var(--paper-hi);
  border-color: var(--paper-hi);
}

/* ---------- 行动区 ---------- */
.page-about .about-cta {
  position: relative;
  margin-top: 48px;
  padding-block: 52px 64px;
  background:
    radial-gradient(120% 140% at 88% 0%, rgba(255, 122, 26, 0.16), rgba(255, 122, 26, 0) 58%),
    linear-gradient(180deg, rgba(11, 31, 56, 0.9), rgba(6, 20, 38, 0.4));
  border-top: 1px solid rgba(18, 58, 94, 0.9);
}

.page-about .about-cta__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-about .about-cta__title {
  margin: 0;
  font-size: clamp(22px, 3.6vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper-hi);
}

.page-about .about-cta__text {
  margin: 0;
  max-width: 58ch;
  color: var(--text);
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-about .about-crews {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .page-about .about-figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-about .about-steps__no {
    font-size: 26px;
  }
}

@media (min-width: 1000px) {
  .page-about .about-hero {
    padding-block: 34px 84px;
  }

  .page-about .about-hero__ghost {
    right: -0.04em;
    bottom: -0.22em;
  }

  .page-about .about-body {
    grid-template-columns: var(--ab-side-w) minmax(0, 1fr);
    gap: var(--ab-gap);
    align-items: start;
  }

  .page-about .about-side {
    position: sticky;
    top: 32px;
  }

  .page-about .about-chapter {
    padding-block: 54px;
  }

  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: end;
    gap: 20px 48px;
  }

  .page-about .about-cta__title {
    grid-column: 1;
    grid-row: 1;
  }

  .page-about .about-cta__text {
    grid-column: 1;
    grid-row: 2;
  }

  .page-about .about-cta__actions {
    grid-column: 2;
    grid-row: 2;
    justify-content: flex-end;
    margin-top: 0;
  }
}

@media (min-width: 1360px) {
  .page-about {
    --ab-side-w: 320px;
    --ab-gap: 64px;
  }

  .page-about .about-crews {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 999.98px) {
  .page-about .about-hero__ghost {
    opacity: 0.6;
  }
}
<<<END>>>