.page-about {
  background: var(--paper);
  color: var(--black);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-about h1,
.page-about h2,
.page-about h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.22;
}

.page-about .mono {
  font-family: var(--font-mono);
}

/* ---------- 面包屑 ---------- */
.page-about .breadcrumb {
  padding-top: 20px;
  padding-bottom: 12px;
}

.page-about .breadcrumb-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--gray);
}

.page-about .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  margin-right: 8px;
  color: var(--gray);
}

.page-about .breadcrumb-item a {
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-about .breadcrumb-item a:hover {
  border-bottom-color: var(--red);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  background: linear-gradient(160deg, var(--red) 0%, var(--red-deep) 100%);
  color: var(--paper);
  border-top: 2px solid var(--black);
  border-bottom: 2px solid var(--black);
  padding: clamp(36px, 6vw, 84px) 0 clamp(44px, 7vw, 96px);
}

.page-about .about-hero-grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

.page-about .about-kicker {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin: 0 0 16px;
}

.page-about .about-hero h1 {
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  margin: 0 0 20px;
  max-width: 16em;
}

.page-about .about-hero-lead {
  font-size: 17px;
  line-height: 1.8;
  margin: 0 0 28px;
  color: rgba(244, 237, 226, 0.88);
  max-width: 38em;
}

.page-about .about-hero-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  border-top: 1px solid rgba(244, 237, 226, 0.28);
  padding-top: 20px;
}

.page-about .about-hero-stats li {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-about .about-stat-num {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--gold);
  min-width: 3.6em;
  letter-spacing: 0.02em;
}

.page-about .about-stat-label {
  font-size: 14px;
  color: rgba(244, 237, 226, 0.82);
  line-height: 1.5;
}

/* 首屏纯 CSS 视觉 */
.page-about .about-hero-visual {
  position: relative;
  min-height: 220px;
  background: var(--ink);
  border: 2px solid var(--black);
  box-shadow: 6px 6px 0 var(--black);
  display: grid;
  place-items: center;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
}

.page-about .about-hero-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(240, 147, 43, 0.22) 0 2px,
    transparent 2px 18px
  );
  opacity: 0.75;
}

.page-about .about-hero-visual::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background: repeating-linear-gradient(
    90deg,
    var(--orange) 0 10px,
    var(--ink-mid) 10px 20px
  );
}

.page-about .about-hero-ring {
  position: absolute;
  width: 210px;
  height: 210px;
  border: 2px dashed rgba(52, 179, 160, 0.55);
  border-radius: 50%;
}

.page-about .about-hero-shield {
  position: relative;
  width: 108px;
  height: 122px;
  background: var(--orange);
  clip-path: polygon(50% 0, 100% 24%, 100% 74%, 50% 100%, 0 74%, 0 24%);
  box-shadow: inset 0 0 0 6px var(--ink);
}

.page-about .about-hero-est {
  position: absolute;
  right: 14px;
  top: 16px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--teal);
}

/* ---------- 主体两栏 ---------- */
.page-about .about-body {
  padding-top: clamp(32px, 5vw, 64px);
  padding-bottom: clamp(48px, 7vw, 104px);
  display: grid;
  gap: 28px;
}

.page-about .about-toc {
  background: var(--ink);
  border: 2px solid var(--black);
  padding: 18px 18px 16px;
  align-self: start;
}

.page-about .about-toc-title {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange);
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink-mid);
}

.page-about .about-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 12px;
}

.page-about .about-toc-list a {
  display: block;
  padding: 7px 0;
  font-size: 13px;
  color: rgba(244, 237, 226, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-about .about-toc-list a:hover,
.page-about .about-toc-list a:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--orange);
}

.page-about .about-toc-foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--ink-mid);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--teal);
}

/* ---------- 章节 ---------- */
.page-about .about-content {
  min-width: 0;
  display: grid;
  gap: clamp(24px, 3.5vw, 44px);
}

.page-about .about-section {
  position: relative;
  background: var(--paper);
  border: 2px solid var(--black);
  padding: clamp(22px, 3.4vw, 44px);
}

.page-about .about-section.is-dark {
  background: var(--ink);
  color: rgba(244, 237, 226, 0.9);
}

.page-about .about-section.is-dark h2,
.page-about .about-section.is-dark h3 {
  color: var(--paper);
}

.page-about .about-section.is-dark .about-coord {
  color: var(--teal);
}

.page-about .about-coord {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--red);
  margin: 0 0 14px;
}

.page-about .about-section h2 {
  font-size: clamp(1.5rem, 3vw, 2.15rem);
  margin: 0 0 18px;
  max-width: 20em;
}

.page-about .about-section p {
  font-size: 16px;
  line-height: 1.85;
  margin: 0 0 16px;
  max-width: 40em;
}

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

.page-about .about-section p a {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-about .about-section.is-dark p a {
  color: var(--gold);
}

.page-about .about-lead {
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--ink-mid);
  margin-bottom: 24px;
}

.page-about .about-section.is-dark .about-lead {
  color: rgba(244, 237, 226, 0.8);
}

.page-about .about-inline-note {
  border-left: 4px solid var(--orange);
  padding-left: 14px;
  font-size: 14.5px;
  color: var(--gray);
}

/* 图片 */
.page-about .about-figure {
  margin: 0 0 24px;
  border: 2px solid var(--black);
  background: var(--paper-deep);
  box-shadow: 6px 6px 0 var(--red-deep);
}

.page-about .about-section.is-dark .about-figure {
  box-shadow: 6px 6px 0 var(--black);
  border-color: var(--black);
}

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

.page-about .about-figure figcaption {
  font-size: 13px;
  color: var(--gray);
  padding: 10px 14px;
  border-top: 2px solid var(--black);
  background: var(--paper);
}

/* ---------- 时间轴 ---------- */
.page-about .about-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  border-left: 2px solid var(--teal);
  display: grid;
  gap: 20px;
}

.page-about .about-tl-node {
  position: relative;
  background: var(--ink-mid);
  border: 1px solid rgba(244, 237, 226, 0.16);
  padding: 16px 18px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.page-about .about-tl-node::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 22px;
  width: 12px;
  height: 12px;
  background: var(--ink);
  border: 2px solid var(--teal);
  border-radius: 50%;
  transition: background 180ms ease, border-color 180ms ease;
}

.page-about .about-tl-node:hover {
  transform: translateX(4px);
  border-color: var(--orange);
}

.page-about .about-tl-node:hover::before {
  background: var(--orange);
  border-color: var(--gold);
}

.page-about .about-tl-year {
  display: block;
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.page-about .about-tl-body h3 {
  font-size: 17px;
  margin: 0 0 8px;
  color: var(--paper);
}

.page-about .about-tl-body p {
  font-size: 15px;
  line-height: 1.8;
  margin: 0;
  color: rgba(244, 237, 226, 0.78);
  max-width: 44em;
}

/* ---------- 团队 ---------- */
.page-about .about-team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 22px;
}

.page-about .about-team-card {
  position: relative;
  background: var(--paper-deep);
  border: 2px solid var(--black);
  padding: 20px 18px 18px;
  box-shadow: 6px 6px 0 var(--red-deep);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.page-about .about-team-card:hover {
  transform: translateY(-4px);
  box-shadow: 8px 10px 0 var(--red-deep);
}

.page-about .about-team-card.is-wide {
  background: var(--red);
  color: var(--paper);
}

.page-about .about-team-card.is-wide h3 {
  color: var(--paper);
}

.page-about .about-team-card.is-wide p {
  color: rgba(244, 237, 226, 0.88);
}

.page-about .about-team-idx {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--black);
  background: var(--orange);
  padding: 3px 8px;
  margin-bottom: 12px;
  border: 1px solid var(--black);
}

.page-about .about-team-card h3 {
  font-size: 17px;
  margin: 0 0 10px;
}

.page-about .about-team-card p {
  font-size: 14.5px;
  line-height: 1.8;
  margin: 0;
  max-width: none;
}

.page-about .about-team-foot {
  margin: 0;
  padding-top: 18px;
  border-top: 2px solid var(--paper-deep);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-mid);
}

/* ---------- 三视图 ---------- */
.page-about .about-views {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-about .about-view {
  background: var(--ink);
  border: 2px solid var(--black);
  padding: 16px 16px 18px;
  color: rgba(244, 237, 226, 0.86);
}

.page-about .about-view-idx {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink);
  background: var(--teal);
  padding: 2px 8px;
  margin-bottom: 10px;
}

.page-about .about-view h3 {
  font-size: 16px;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-about .about-view p {
  font-size: 14.5px;
  line-height: 1.75;
  margin: 0;
  color: rgba(244, 237, 226, 0.74);
  max-width: none;
}

/* ---------- 赛季专题横滑 ---------- */
.page-about .about-season-track {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 14px;
  margin: 0 0 8px;
  -webkit-overflow-scrolling: touch;
}

.page-about .about-season-track:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
}

.page-about .about-season-card {
  flex: 0 0 240px;
  scroll-snap-align: start;
  background: var(--paper-deep);
  border: 2px solid var(--black);
  border-top: 6px solid var(--red);
  padding: 16px 16px 18px;
  transition: transform 180ms ease, border-top-color 180ms ease;
}

.page-about .about-season-card:hover {
  transform: translateY(-4px);
  border-top-color: var(--orange);
}

.page-about .about-season-no {
  display: block;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 700;
  color: var(--red);
  line-height: 1;
  margin-bottom: 12px;
}

.page-about .about-season-card h3 {
  font-size: 15.5px;
  margin: 0 0 8px;
}

.page-about .about-season-card p {
  font-size: 14px;
  line-height: 1.75;
  margin: 0;
  color: var(--ink-mid);
  max-width: none;
}

.page-about .about-season-foot {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gray);
  margin: 0;
}

/* ---------- 金句块 ---------- */
.page-about .about-quote {
  background: var(--red);
  border: 2px solid var(--black);
  box-shadow: 6px 6px 0 var(--red-deep);
  padding: clamp(22px, 4vw, 36px);
  margin: 0 0 26px;
}

.page-about .about-quote p {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.2rem, 2.8vw, 1.75rem);
  line-height: 1.5;
  color: var(--paper);
  margin: 0;
  max-width: 20em;
}

/* ---------- 内容规范列表 ---------- */
.page-about .about-rules {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 2px solid var(--paper-deep);
}

.page-about .about-rules li {
  padding: 18px 0 18px 0;
  border-bottom: 2px solid var(--paper-deep);
}

.page-about .about-rules h3 {
  font-size: 16px;
  margin: 0 0 8px;
}

.page-about .about-rules p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-mid);
  margin: 0;
  max-width: 42em;
}

/* ---------- 合作 ---------- */
.page-about .about-partner-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 4px 0 24px;
}

.page-about .about-partner-block {
  background: var(--ink-mid);
  border: 2px solid var(--black);
  padding: 20px 18px;
  color: rgba(244, 237, 226, 0.85);
}

.page-about .about-partner-block.is-accent {
  background: var(--ink);
  border-left: 6px solid var(--orange);
}

.page-about .about-partner-num {
  display: block;
  font-size: clamp(2.1rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}

.page-about .about-partner-block h3 {
  font-size: 16px;
  color: var(--paper);
  margin: 0 0 10px;
}

.page-about .about-partner-block p {
  font-size: 14.5px;
  line-height: 1.78;
  margin: 0;
  color: rgba(244, 237, 226, 0.76);
  max-width: none;
}

.page-about .about-cta {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 2px solid var(--paper-deep);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-about .about-cta p {
  margin: 0;
  font-size: 15px;
  color: var(--ink-mid);
  flex: 1 1 260px;
  max-width: 34em;
}

/* ---------- 平板 ---------- */
@media (min-width: 700px) {
  .page-about .about-hero-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-about .about-hero-stats li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .page-about .about-stat-num {
    min-width: 0;
  }

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

  .page-about .about-team-card.is-wide {
    grid-column: span 2;
  }

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

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

  .page-about .about-season-card {
    flex: 0 0 280px;
  }

  .page-about .about-toc-list {
    grid-template-columns: 1fr;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 960px) {
  .page-about .about-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .page-about .about-hero-visual {
    min-height: 340px;
  }

  .page-about .about-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: start;
  }

  .page-about .about-toc {
    position: sticky;
    top: 24px;
  }

  .page-about .about-toc-list a {
    font-size: 13.5px;
    padding: 9px 0 9px 10px;
    border-left: 2px solid transparent;
    border-bottom: none;
  }

  .page-about .about-toc-list a:hover,
  .page-about .about-toc-list a:focus-visible {
    border-left-color: var(--orange);
    border-bottom-color: transparent;
    padding-left: 14px;
  }

  .page-about .about-rules li {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

  .page-about .about-rules h3 {
    margin-bottom: 0;
  }

  .page-about .about-timeline {
    padding-left: 30px;
  }

  .page-about .about-tl-node::before {
    left: -38px;
  }

  .page-about .about-tl-node {
    display: grid;
    grid-template-columns: 140px minmax(0, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-about .about-tl-year {
    margin-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-about .about-tl-node,
  .page-about .about-team-card,
  .page-about .about-season-card {
    transition: none;
  }
}
<<<END>>>