.page-about {
  --about-gap: clamp(18px, 3.2vw, 30px);
  --about-pad: clamp(16px, 2.6vw, 28px);
  --about-rule: 1px solid var(--line-soft);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
  padding-bottom: clamp(40px, 6vw, 80px);
}

.page-about .about-top {
  padding-top: clamp(14px, 2.4vw, 22px);
  margin-bottom: clamp(20px, 3.4vw, 34px);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  display: grid;
  gap: clamp(14px, 2.2vw, 22px);
}

.page-about .about-hero h1 {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(30px, 6.2vw, 62px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-about .about-hero__lead {
  margin: 0;
  max-width: 46ch;
  color: var(--stone);
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.82;
}

.page-about .about-facts {
  list-style: none;
  margin: clamp(4px, 1vw, 10px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-about .about-fact {
  background: var(--coal);
  padding: clamp(12px, 2vw, 18px) clamp(12px, 2vw, 20px);
  display: grid;
  gap: 8px;
  align-content: start;
}

.page-about .about-fact__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-about .about-fact__v {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-num);
  font-size: clamp(24px, 4.6vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--gold-bright);
}

.page-about .about-fact__u {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--stone);
}

.page-about .about-hero__media {
  margin: clamp(4px, 1vw, 10px) 0 0;
  border: 1px solid var(--line-soft);
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

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

/* ---------- 目录 ---------- */
.page-about .about-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(24px, 4vw, 40px);
  padding: 14px 0;
  border-top: var(--about-rule);
  border-bottom: var(--about-rule);
}

.page-about .about-toc__link {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--stone);
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-about .about-toc__link:hover,
.page-about .about-toc__link:focus-visible {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

/* ---------- 通用章节 ---------- */
.page-about .about-section {
  padding-top: clamp(34px, 6vw, 68px);
  border-top: var(--about-rule);
}

.page-about .about-section:first-of-type {
  border-top: 0;
  padding-top: clamp(28px, 5vw, 52px);
}

.page-about .about-head {
  display: grid;
  gap: 10px;
  max-width: 60ch;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-about .about-head h2 {
  margin: 0;
  font-size: clamp(23px, 4.2vw, 40px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-about .about-head p {
  margin: 0;
  color: var(--stone);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.78;
}

.page-about .about-textlink {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: color 0.16s ease, border-color 0.16s ease;
}

.page-about .about-textlink:hover,
.page-about .about-textlink:focus-visible {
  color: var(--gold-bright);
  border-bottom-color: var(--gold-bright);
}

.page-about .about-linkline {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: 14px;
}

/* ---------- 赛季时间线 ---------- */
.page-about .about-track {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 76%);
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-about .about-phase {
  scroll-snap-align: start;
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 16px 16px 20px;
  background: linear-gradient(165deg, rgba(217, 164, 65, 0.12), rgba(23, 27, 24, 0.96) 62%);
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--gold);
}

.page-about .about-phase__tag {
  width: fit-content;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--paper);
}

.page-about .about-phase__tag--moss {
  background: var(--moss);
}

.page-about .about-phase__tag--clay {
  background: var(--clay);
}

.page-about .about-phase__tag--gold {
  background: var(--gold);
  color: var(--ink);
}

.page-about .about-phase__name {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  color: var(--paper);
}

.page-about .about-phase__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 覆盖与规模 ---------- */
.page-about .about-coverage {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-about .about-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--about-rule);
}

.page-about .about-list li {
  position: relative;
  padding: 13px 0 13px 20px;
  border-bottom: var(--about-rule);
  color: var(--stone);
  font-size: 15px;
  line-height: 1.72;
}

.page-about .about-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 21px;
  width: 6px;
  height: 6px;
  background: var(--gold);
}

.page-about .about-bars {
  list-style: none;
  margin: 0;
  padding: clamp(16px, 2.4vw, 24px);
  display: grid;
  gap: 10px;
  background: linear-gradient(180deg, rgba(23, 27, 24, 0.94), rgba(11, 13, 12, 0.94));
  border: 1px solid var(--line-soft);
}

.page-about .about-bars__item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
}

.page-about .about-bars__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--stone);
}

.page-about .about-bars__bar {
  display: block;
  height: 8px;
  background: linear-gradient(90deg, var(--gold), rgba(217, 164, 65, 0.18));
}

.page-about .about-bars__note {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 团队与复核 ---------- */
.page-about .about-squad {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
}

.page-about .about-team {
  list-style: none;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-about .about-team__item {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 4px 12px;
  align-items: baseline;
  padding: 14px 16px;
  background: var(--coal);
}

.page-about .about-team__num {
  font-family: var(--font-num);
  font-size: 28px;
  line-height: 1;
  color: var(--gold-bright);
}

.page-about .about-team__role {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-about .about-team__desc {
  grid-column: 2;
  font-size: 13px;
  line-height: 1.66;
  color: var(--stone);
}

.page-about .about-check {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-about .about-check__step {
  padding-left: 14px;
  border-left: 2px solid var(--clay);
}

.page-about .about-check__step:nth-child(2) {
  border-left-color: var(--moss);
}

.page-about .about-check__step:nth-child(3) {
  border-left-color: var(--gold);
}

.page-about .about-check__name {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 800;
  color: var(--paper);
}

.page-about .about-check__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

.page-about .about-squad__media {
  margin: 0;
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

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

/* ---------- 使用记录 ---------- */
.page-about .about-metrics {
  display: grid;
  gap: 12px;
}

.page-about .about-metric {
  padding: clamp(16px, 2.4vw, 24px);
  background: linear-gradient(150deg, rgba(121, 240, 106, 0.1), rgba(23, 27, 24, 0.94) 55%, rgba(11, 13, 12, 0.98));
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--grass);
  outline: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-about .about-metric:hover,
.page-about .about-metric:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.45);
}

.page-about .about-metric:focus-visible {
  box-shadow: 0 0 0 2px var(--paper), 0 0 0 4px var(--signal);
}

.page-about .about-metric__k {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-about .about-metric__v {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(40px, 7vw, 60px);
  line-height: 1;
  color: var(--paper);
}

.page-about .about-metric__v span {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--stone);
}

.page-about .about-metric__hint {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.66;
  color: var(--stone);
}

.page-about .about-records__media {
  margin: clamp(20px, 3vw, 30px) 0 0;
  border: 1px solid var(--line-soft);
  overflow: hidden;
}

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

.page-about .about-quote {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: clamp(16px, 2.4vw, 24px);
  border-top: 1px solid var(--line);
  font-family: var(--font-serif);
  font-size: clamp(17px, 2.4vw, 23px);
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 合作与社群 ---------- */
.page-about .about-partners {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-about .about-partner {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: clamp(16px, 2.4vw, 24px);
  background: var(--coal);
}

.page-about .about-partner__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1;
  color: var(--gold-bright);
}

.page-about .about-partner h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

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

/* ---------- 服务范围与联系 ---------- */
.page-about .about-reach {
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
}

.page-about .about-contact {
  display: grid;
  gap: 8px;
  padding-top: clamp(14px, 2vw, 20px);
  border-top: 1px solid var(--line);
}

.page-about .about-contact__row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  align-items: baseline;
}

.page-about .about-contact__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-about .about-contact__v {
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-about .about-contact__note {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.74;
  color: var(--stone);
}

.page-about .about-cta {
  display: grid;
  gap: 14px;
  padding: clamp(20px, 3.4vw, 36px);
}

.page-about .about-cta h2 {
  margin: 0;
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  color: var(--paper);
}

.page-about .about-cta p {
  margin: 0;
  color: var(--stone);
  font-size: 14px;
  line-height: 1.76;
}

.page-about .about-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.page-about .about-cta__note {
  margin: 4px 0 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 交互增强 ---------- */
@media (hover: hover) and (min-width: 900px) {
  .page-about .about-metric__hint {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.26s ease, opacity 0.2s ease, margin-top 0.26s ease;
  }

  .page-about .about-metric:hover .about-metric__hint,
  .page-about .about-metric:focus-visible .about-metric__hint {
    max-height: 140px;
    margin-top: 10px;
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-metric,
  .page-about .about-metric__hint,
  .page-about .about-toc__link {
    transition: none;
  }

  .page-about .about-metric:hover {
    transform: none;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-about .about-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-about .about-track {
    grid-auto-columns: minmax(250px, 46%);
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-about .about-track {
    grid-auto-flow: row;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    grid-auto-columns: auto;
    gap: 14px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-about .about-phase {
    padding: 18px 16px 24px;
  }

  .page-about .about-phase:nth-child(even) {
    margin-top: 22px;
  }

  .page-about .about-coverage {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-about .about-squad {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    align-items: start;
  }

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

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

  .page-about .about-records__media {
    aspect-ratio: 12 / 5;
  }

  .page-about .about-records__media img {
    height: 100%;
  }
}
<<<END>>>