.page-about {
  --about-radius: 28px;
  --about-hair: rgba(60, 90, 80, 0.5);
  --about-panel: rgba(35, 42, 46, 0.72);
  color: var(--mist);
  background:
    radial-gradient(120% 62% at 8% 0%, rgba(43, 227, 198, 0.13), transparent 58%),
    radial-gradient(96% 62% at 96% 14%, rgba(27, 58, 87, 0.55), transparent 62%),
    var(--ink);
  overflow-x: clip;
  padding-bottom: clamp(56px, 10vw, 128px);
}

/* ---------- 面包屑 ---------- */
.page-about .about-crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: clamp(20px, 4vw, 36px);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--data);
}

.page-about .about-crumbs a {
  color: var(--data);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-about .about-crumbs a:hover,
.page-about .about-crumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--line-cyan);
}

.page-about .about-crumbs span[aria-current="page"] {
  color: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  padding-top: clamp(28px, 5vw, 56px);
  padding-bottom: clamp(40px, 7vw, 84px);
}

.page-about .about-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(40px, 8.4vw, 104px);
  line-height: 0.98;
  letter-spacing: -0.022em;
  color: var(--mist);
  text-wrap: balance;
}

.page-about .about-hero__title em {
  font-style: normal;
  color: var(--cyan);
}

.page-about .about-hero__lede {
  max-width: 58ch;
  margin-top: clamp(18px, 3vw, 30px);
  font-size: clamp(16px, 2.1vw, 19px);
  line-height: 1.78;
  color: rgba(241, 244, 239, 0.86);
}

.page-about .about-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: clamp(16px, 2.6vw, 30px);
  margin-top: clamp(30px, 5vw, 50px);
  padding-top: clamp(20px, 3.6vw, 32px);
  border-top: 1px solid var(--line-soft);
}

.page-about .about-hero__stats .stat__value {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-about .about-hero__stats .stat__label {
  display: block;
  margin-top: 9px;
  font-size: 12.5px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--data);
}

.page-about .about-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(26px, 4.4vw, 42px);
}

.page-about .about-index a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-soft);
  background: rgba(60, 90, 80, 0.18);
  color: var(--mist);
  font-size: 13px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease), background 0.24s var(--ease);
}

.page-about .about-index a:hover,
.page-about .about-index a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(43, 227, 198, 0.1);
}

/* ---------- 章节通用 ---------- */
.page-about .about-section {
  padding-block: clamp(44px, 8vw, 96px);
}

.page-about .section-head {
  max-width: 46rem;
}

.page-about .section-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.6vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.016em;
  color: var(--mist);
}

.page-about .section-head .lede {
  margin-top: 14px;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.78;
  color: rgba(241, 244, 239, 0.76);
}

/* ---------- 为什么是轮次 ---------- */
.page-about .about-origin__grid {
  display: grid;
  gap: clamp(18px, 3vw, 34px);
  margin-top: clamp(22px, 3.6vw, 36px);
  max-width: 76rem;
}

.page-about .about-origin__grid p {
  margin: 0;
  line-height: 1.78;
  color: rgba(241, 244, 239, 0.78);
}

.page-about .about-origin__lead {
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(241, 244, 239, 0.9) !important;
  padding-left: clamp(14px, 2.4vw, 22px);
  border-left: 3px solid var(--cyan);
}

@media (min-width: 860px) {
  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: clamp(28px, 4vw, 64px);
  }
}

/* ---------- 赛季时间线 ---------- */
.page-about .about-timeline__photo {
  margin: clamp(26px, 4.6vw, 46px) 0 clamp(32px, 5.4vw, 58px);
}

.page-about .about-rail {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 clamp(30px, 5vw, 52px);
  display: grid;
  gap: clamp(28px, 4.6vw, 46px);
}

.page-about .about-rail::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan) 0%, var(--pine) 46%, rgba(60, 90, 80, 0.28) 100%);
}

.page-about .about-rail__item {
  position: relative;
}

.page-about .about-rail__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(30px, 5vw, 52px));
  top: 8px;
  width: 20px;
  height: 20px;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--ink);
  border: 3px solid var(--cyan);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-about .about-rail__item:last-child::before {
  border-color: var(--tick);
  box-shadow: 0 0 0 5px rgba(245, 196, 81, 0.16);
}

.page-about .about-rail__season {
  margin: 0;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--tick);
}

.page-about .about-rail__title {
  margin: 7px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(20px, 3vw, 30px);
  line-height: 1.2;
  letter-spacing: -0.012em;
  color: var(--mist);
}

.page-about .about-rail__text {
  margin: 10px 0 0;
  max-width: 64ch;
  line-height: 1.78;
  color: rgba(241, 244, 239, 0.78);
}

.page-about .about-rail__more {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line-soft);
  max-width: 64ch;
}

.page-about .about-rail__more summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding-right: 10px;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--cyan);
}

.page-about .about-rail__more summary::-webkit-details-marker {
  display: none;
}

.page-about .about-rail__more summary::before {
  content: "+";
  display: inline-grid;
  place-items: center;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  border: 1px solid var(--line-cyan);
  font-family: var(--font-num);
  font-size: 12px;
  line-height: 1;
}

.page-about .about-rail__more[open] summary::before {
  content: "–";
}

.page-about .about-rail__more p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--data);
}

.page-about .about-rail__more a {
  color: var(--mist);
  text-decoration: underline;
  text-decoration-color: var(--line-cyan);
  text-underline-offset: 3px;
}

.page-about .about-rail__more a:hover,
.page-about .about-rail__more a:focus-visible {
  color: var(--cyan);
}

.page-about .about-pull {
  margin: clamp(38px, 6vw, 76px) 0 0;
  padding-left: clamp(16px, 3vw, 28px);
  border-left: 4px solid var(--amber);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.4vw, 46px);
  line-height: 1.14;
  letter-spacing: -0.016em;
  color: var(--mist);
  max-width: 30ch;
}

/* ---------- 编辑与校对 ---------- */
.page-about .about-team__panel {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding: clamp(24px, 4.6vw, 56px);
  border-radius: var(--about-radius);
  border: 1px solid var(--line-soft);
  background: linear-gradient(150deg, rgba(27, 58, 87, 0.78) 0%, rgba(14, 43, 36, 0.94) 68%);
  box-shadow: var(--shadow-lift);
}

.page-about .about-team__copy > p {
  margin: 14px 0 0;
  max-width: 58ch;
  line-height: 1.78;
  color: rgba(241, 244, 239, 0.82);
}

.page-about .about-team__copy .section-title {
  margin-top: 10px;
}

.page-about .about-team__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: clamp(16px, 2.8vw, 26px);
  margin-top: clamp(24px, 3.8vw, 36px);
  padding-top: clamp(18px, 3vw, 26px);
  border-top: 1px solid var(--line-soft);
}

.page-about .about-team__stats .stat__value {
  display: block;
  font-family: var(--font-num);
  font-size: clamp(26px, 4.4vw, 40px);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--cyan);
}

.page-about .about-team__stats .stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12.5px;
  line-height: 1.55;
  letter-spacing: 0.02em;
  color: var(--data);
}

.page-about .about-team__photo {
  border-radius: var(--radius-m);
}

@media (min-width: 900px) {
  .page-about .about-team__panel {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
  }
}

/* ---------- 内容伙伴 ---------- */
.page-about .about-partners__grid {
  display: grid;
  gap: clamp(16px, 2.8vw, 28px);
  margin-top: clamp(26px, 4.4vw, 46px);
}

.page-about .about-partners__card {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3.6vw, 40px);
  border-radius: var(--radius-l);
  border: 1px solid var(--line-soft);
  background: var(--about-panel);
}

.page-about .about-partners__card::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -140px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 227, 198, 0.2), transparent 68%);
  pointer-events: none;
}

.page-about .about-partners__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(42px, 7vw, 76px);
  font-weight: 600;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--amber);
}

.page-about .about-partners__card-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.25;
  color: var(--mist);
  position: relative;
}

.page-about .about-partners__card-text {
  margin: 12px 0 0;
  line-height: 1.78;
  color: rgba(241, 244, 239, 0.78);
  position: relative;
}

@media (min-width: 820px) {
  .page-about .about-partners__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 荣誉 ---------- */
.page-about .about-honors__list {
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
  list-style: none;
  margin: clamp(26px, 4.4vw, 46px) 0 0;
  padding: 0;
}

.page-about .about-honors__badge {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--radius-m);
  border: 1px solid var(--line-cyan);
  background: linear-gradient(160deg, rgba(43, 227, 198, 0.09), rgba(35, 42, 46, 0.72));
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-about .about-honors__badge:hover,
.page-about .about-honors__badge:focus-within,
.page-about .about-honors__badge:focus-visible {
  border-color: var(--tick);
  transform: translateY(-3px);
  outline: none;
}

.page-about .about-honors__badge:focus-visible {
  box-shadow: 0 0 0 2px var(--cyan);
}

.page-about .about-honors__badge-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(19px, 2.6vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-about .about-honors__badge-note {
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--data);
}

.page-about .about-honors__badge-detail {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--cyan);
  transition: max-height 0.32s var(--ease), opacity 0.32s var(--ease);
}

.page-about .about-honors__badge:hover .about-honors__badge-detail,
.page-about .about-honors__badge:focus-within .about-honors__badge-detail,
.page-about .about-honors__badge:focus-visible .about-honors__badge-detail {
  max-height: 6rem;
  opacity: 1;
}

@media (min-width: 760px) {
  .page-about .about-honors__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 页尾收束 ---------- */
.page-about .about-closing {
  padding-block: clamp(40px, 7vw, 88px) 0;
}

.page-about .about-closing__photo {
  border-radius: var(--radius-l);
}

.page-about .about-closing__copy {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(24px, 4vw, 42px);
}

.page-about .about-closing__line {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 4.2vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.016em;
  color: var(--mist);
}

.page-about .about-closing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 860px) {
  .page-about .about-closing__copy {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-about .about-index a,
  .page-about .about-honors__badge,
  .page-about .about-honors__badge-detail,
  .page-about .about-rail__item::before,
  .page-about .about-crumbs a {
    transition: none;
  }

  .page-about .about-honors__badge:hover,
  .page-about .about-honors__badge:focus-within,
  .page-about .about-honors__badge:focus-visible {
    transform: none;
  }
}
<<<END>>>