.page-about {
  --about-hair: rgba(143, 227, 107, 0.16);
  --about-hair-strong: rgba(61, 245, 208, 0.32);
  --about-body-text: rgba(247, 251, 242, 0.82);
  --about-dim-text: rgba(247, 251, 242, 0.66);
  background: var(--kiwi-ink);
  color: var(--kiwi-cream);
  overflow-x: clip;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-about img {
  max-width: 100%;
  height: auto;
  display: block;
}

.page-about .about-link {
  color: var(--kiwi-yellow);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 201, 74, 0.5);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .about-link:hover,
.page-about .about-link:focus-visible {
  color: var(--kiwi-cyan);
  border-color: var(--kiwi-cyan);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  padding: clamp(22px, 5vw, 52px) 0 clamp(30px, 6vw, 64px);
}

.page-about .about-hero__glow {
  position: absolute;
  inset: -12% -25% auto -25%;
  height: min(72vh, 600px);
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(58% 62% at 18% 8%, rgba(33, 199, 122, 0.30), transparent 72%),
    radial-gradient(52% 54% at 82% 0%, rgba(255, 201, 74, 0.18), transparent 70%),
    radial-gradient(40% 44% at 60% 46%, rgba(61, 245, 208, 0.12), transparent 74%);
}

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

.page-about .about-hero__title {
  margin: 16px 0 0;
  max-width: 17ch;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.15rem, 7.2vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  background: linear-gradient(102deg, var(--kiwi-cream) 34%, var(--kiwi-flesh) 72%, var(--kiwi-yellow) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-about .about-hero__lede {
  margin-top: clamp(14px, 2.4vw, 22px);
  max-width: 44ch;
  color: var(--about-body-text);
}

.page-about .about-hero__media {
  position: relative;
  margin-top: clamp(24px, 4vw, 44px);
}

.page-about .about-hero__panel {
  margin-top: 14px;
  padding: 18px 18px 20px;
  border-radius: var(--r-md);
}

.page-about .about-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-stats .stat__num {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.55rem, 4.4vw, 2.15rem);
  line-height: 1;
  color: var(--kiwi-yellow);
  font-variant-numeric: tabular-nums;
}

.page-about .about-stats .unit {
  font-size: 0.52em;
  margin-left: 2px;
  color: var(--kiwi-flesh);
}

.page-about .about-stats .stat__label {
  display: block;
  margin-top: 7px;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--about-dim-text);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 34px);
}

/* ---------- 分栏画布 ---------- */
.page-about .about-canvas {
  display: block;
  position: relative;
}

.page-about .about-side {
  display: none;
}

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

.page-about .about-sec {
  padding: clamp(32px, 6vw, 68px) 0;
  border-top: 1px solid var(--about-hair);
}

.page-about .about-flow > .about-sec:first-child {
  border-top: 0;
  padding-top: clamp(12px, 2.4vw, 24px);
}

.page-about .about-sec__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
}

.page-about .about-sec__num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.3rem);
  line-height: 1;
  color: rgba(61, 245, 208, 0.5);
  font-variant-numeric: tabular-nums;
}

.page-about .about-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.6vw, 2.15rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
}

.page-about .about-sec__body > p {
  max-width: 46ch;
  margin: 0 0 14px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--about-body-text);
}

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

.page-about .about-sec__foot {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--about-dim-text);
}

.page-about .about-pull {
  margin: 24px 0 0;
  padding-left: 16px;
  border-left: 3px solid var(--kiwi-flesh);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 3vw, 1.5rem);
  line-height: 1.5;
  color: var(--kiwi-cream);
  max-width: 26ch;
}

/* ---------- 看球处境 ---------- */
.page-about .about-who {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-about .about-who__item {
  position: relative;
  padding: 20px 20px 22px;
  border-radius: var(--r-md);
  background: var(--kiwi-ink-2);
  border: 1px solid transparent;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-about .about-who__item:hover {
  transform: translateY(-3px);
  border-color: var(--about-hair-strong);
}

.page-about .about-who__item--lead {
  background:
    linear-gradient(158deg, rgba(33, 199, 122, 0.22), rgba(10, 42, 35, 0.2) 62%),
    var(--kiwi-ink-2);
  border-color: rgba(143, 227, 107, 0.22);
}

.page-about .about-who__item h3 {
  margin: 12px 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.08rem, 2.8vw, 1.32rem);
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-about .about-who__item p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--about-body-text);
  max-width: 42ch;
}

/* ---------- 内容生产 ---------- */
.page-about .about-media {
  margin: 22px 0 4px;
}

.page-about .about-steps {
  display: grid;
  gap: 8px;
  margin-top: 24px;
}

.page-about .about-step {
  position: relative;
  padding: 4px 0 4px 22px;
  border-left: 2px solid rgba(33, 199, 122, 0.34);
}

.page-about .about-step::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 10px;
  width: 13px;
  height: 18px;
  border-radius: 50% 50% 50% 50% / 62% 62% 38% 38%;
  background: var(--kiwi-cyan);
  box-shadow: 0 0 12px rgba(61, 245, 208, 0.45);
}

.page-about .about-step summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--kiwi-cream);
  transition: color var(--dur) var(--ease);
}

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

.page-about .about-step summary:hover,
.page-about .about-step summary:focus-visible {
  color: var(--kiwi-yellow);
}

.page-about .about-step[open] summary {
  color: var(--kiwi-flesh);
}

.page-about .about-step p {
  margin: 8px 0 6px;
  max-width: 44ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--about-body-text);
}

/* ---------- 观赛服务 ---------- */
.page-about .about-book {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-about .about-book li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 12px;
  align-items: baseline;
  padding: 14px 16px;
  border-radius: var(--r-sm);
  background: var(--glass-soft);
  border: 1px solid var(--about-hair);
}

.page-about .about-book__idx {
  grid-row: span 2;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--kiwi-yellow);
  font-variant-numeric: tabular-nums;
}

.page-about .about-book strong {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}

.page-about .about-book span:last-child {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--about-dim-text);
}

/* ---------- 合作生态 ---------- */
.page-about .about-eco {
  display: grid;
  gap: 20px;
}

.page-about .about-eco__media {
  order: 2;
}

.page-about .about-partners {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 12px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-about .about-partners__num {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(1.7rem, 5vw, 2.5rem);
  line-height: 1;
  color: var(--kiwi-flesh);
  font-variant-numeric: tabular-nums;
}

.page-about .about-partners__label {
  display: block;
  margin-top: 6px;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--about-dim-text);
}

.page-about .about-eco__body p {
  margin: 0 0 12px;
  max-width: 44ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--about-body-text);
}

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

/* ---------- 团队与联系 ---------- */
.page-about .about-team {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 22px;
}

.page-about .team-card {
  padding: 18px;
  border-radius: var(--r-md);
  background: var(--glass-soft);
  border: 1px solid var(--about-hair);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-about .team-card:hover,
.page-about .team-card:focus-within,
.page-about .team-card:focus-visible {
  transform: translateY(-4px);
  background: var(--glass);
  border-color: var(--about-hair-strong);
  outline: none;
}

.page-about .team-card__num {
  display: block;
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(2rem, 5.6vw, 2.6rem);
  line-height: 1;
  color: var(--kiwi-yellow);
  font-variant-numeric: tabular-nums;
}

.page-about .team-card__name {
  margin: 10px 0 4px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
}

.page-about .team-card__role {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--about-dim-text);
}

.page-about .team-card__more {
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--about-body-text);
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease), margin var(--dur) var(--ease);
}

.page-about .team-card:hover .team-card__more,
.page-about .team-card:focus-within .team-card__more {
  max-height: 120px;
  opacity: 1;
  margin-top: 10px;
}

.page-about .about-contact {
  margin-top: clamp(28px, 5vw, 48px);
  padding: clamp(20px, 4vw, 30px);
  border-radius: var(--r-lg);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(255, 201, 74, 0.16), transparent 62%),
    var(--kiwi-ink-2);
  border: 1px solid rgba(255, 201, 74, 0.22);
}

.page-about .about-contact__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 3vw, 1.4rem);
}

.page-about .about-contact__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-contact__list li {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  align-items: baseline;
  font-size: 0.94rem;
  line-height: 1.6;
}

.page-about .about-contact__list span {
  min-width: 5.5em;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--about-dim-text);
}

.page-about .about-contact__list a {
  color: var(--kiwi-cream);
  text-decoration: none;
  border-bottom: 1px solid rgba(247, 251, 242, 0.28);
}

.page-about .about-contact__list a:hover,
.page-about .about-contact__list a:focus-visible {
  color: var(--kiwi-yellow);
  border-color: var(--kiwi-yellow);
}

.page-about .about-contact__list strong {
  font-weight: 600;
  color: var(--kiwi-cream);
}

.page-about .about-contact__note {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--about-dim-text);
}

.page-about .about-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-about .about-who {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-about .about-who__item--lead {
    grid-column: span 2;
    padding: 24px 26px 26px;
  }

  .page-about .about-book {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .page-about .about-team {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .page-about .about-hero__panel {
    position: absolute;
    left: clamp(16px, 3vw, 32px);
    bottom: clamp(16px, 3vw, 32px);
    margin: 0;
    width: min(540px, 76%);
    background: rgba(10, 42, 35, 0.62);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
  }

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

/* ---------- 桌面：左侧章节轨道 + 右侧连续画布 ---------- */
@media (min-width: 960px) {
  .page-about .about-canvas {
    display: grid;
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(28px, 4.4vw, 68px);
    align-items: start;
  }

  .page-about .about-side {
    display: block;
    position: sticky;
    top: clamp(84px, 14vh, 128px);
    padding-left: 14px;
    border-left: 1px solid var(--about-hair);
  }

  .page-about .about-side__label {
    margin: 0 0 12px;
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    color: var(--kiwi-cyan);
  }

  .page-about .about-side__list {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .page-about .about-side__list a {
    display: block;
    font-size: 0.87rem;
    line-height: 1.5;
    color: var(--about-dim-text);
    text-decoration: none;
    transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
  }

  .page-about .about-side__list a:hover,
  .page-about .about-side__list a:focus-visible {
    color: var(--kiwi-yellow);
    transform: translateX(3px);
  }

  .page-about .about-eco {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: clamp(24px, 3.6vw, 48px);
    align-items: center;
  }

  .page-about .about-eco__media {
    order: 0;
  }

  .page-about .about-hero__title {
    max-width: 15ch;
  }
}

/* ---------- 大屏 ---------- */
@media (min-width: 1180px) {
  .page-about .about-canvas {
    grid-template-columns: 232px minmax(0, 1fr);
  }

  .page-about .about-sec__title {
    max-width: 24ch;
  }

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

/* ---------- 无悬停设备：职责说明常显 ---------- */
@media (hover: none) {
  .page-about .team-card__more {
    max-height: none;
    opacity: 1;
    margin-top: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-who__item,
  .page-about .team-card,
  .page-about .about-side__list a,
  .page-about .team-card__more {
    transition: none;
  }

  .page-about .about-who__item:hover,
  .page-about .team-card:hover,
  .page-about .team-card:focus-within {
    transform: none;
  }

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