.page-about {
  --about-accent: var(--volt);
  --about-line: var(--grille);
  padding-bottom: 24px;
}

.page-about .about-intro {
  position: relative;
  padding: 28px 0 32px;
  border-bottom: 1px solid var(--about-line);
}

.page-about .about-intro::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  width: 42%;
  height: 2px;
  background: linear-gradient(90deg, rgba(31, 107, 255, 0), var(--volt));
}

.page-about h1 {
  margin: 10px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(28px, 7.2vw, 56px);
  color: var(--text);
  max-width: 20ch;
}

.page-about .about-intro .lead {
  margin: 20px 0 0;
  max-width: 62ch;
  color: var(--text);
}

.page-about .about-facts {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
}

.page-about .about-facts li {
  background: var(--ink);
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px;
}

.page-about .about-facts .mono {
  font-size: 26px;
  font-weight: 700;
  color: var(--volt);
  letter-spacing: 0.02em;
}

.page-about .about-facts em {
  font-style: normal;
  font-weight: 600;
  font-size: 15px;
  color: var(--text);
}

.page-about .about-facts .dim {
  flex: 1 1 100%;
  font-size: 13px;
  color: var(--muted);
}

/* 章节跳转条 */
.page-about .season-jump {
  position: sticky;
  top: var(--rail-h-sm);
  z-index: 6;
  background: rgba(6, 8, 13, 0.94);
  border-bottom: 1px solid var(--about-line);
}

.page-about .season-jump__inner {
  display: flex;
  gap: 4px;
  padding-top: 0;
  padding-bottom: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-about .season-jump__inner::-webkit-scrollbar {
  display: none;
}

.page-about .season-jump a {
  flex: 0 0 auto;
  display: block;
  padding: 13px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-about .season-jump a:hover,
.page-about .season-jump a:focus-visible {
  color: var(--text);
  border-bottom-color: var(--kick);
}

/* 通用章节头 */
.page-about .section {
  padding: 52px 0 0;
}

.page-about .sec-head {
  max-width: 74ch;
}

.page-about .sec-head h2 {
  margin: 8px 0 12px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.01em;
  line-height: 1.14;
  font-size: clamp(22px, 4.6vw, 36px);
  color: var(--text);
}

.page-about .sec-head .dim {
  color: var(--muted);
}

/* 赛季轨迹 */
.page-about .track {
  list-style: none;
  margin: 34px 0 0;
  padding: 0 0 0 24px;
  border-left: 1px solid var(--about-line);
}

.page-about .track__item {
  position: relative;
  padding: 0 0 30px;
}

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

.page-about .track__item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 5px;
  width: 11px;
  height: 11px;
  background: var(--volt);
  box-shadow: 0 0 0 4px rgba(31, 107, 255, 0.16), 0 0 14px rgba(31, 107, 255, 0.5);
  transition: background var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-about .track__item--now::before {
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(56, 240, 138, 0.16), 0 0 16px rgba(56, 240, 138, 0.55);
}

.page-about .track__item:hover::before {
  background: var(--kick);
  box-shadow: 0 0 0 4px rgba(255, 122, 47, 0.18), 0 0 16px rgba(255, 122, 47, 0.5);
}

.page-about .track__num {
  display: inline-block;
  font-size: 13px;
  color: var(--pulse);
  letter-spacing: 0.08em;
}

.page-about .track__item h3 {
  margin: 6px 0 6px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.page-about .track__item p {
  margin: 0;
  color: var(--muted);
  max-width: 66ch;
}

/* 通用双栏 */
.page-about .split {
  display: grid;
  gap: 26px;
  margin-top: 30px;
}

.page-about .split__body p {
  color: var(--muted);
}

/* 团队比例条 */
.page-about .prop {
  display: flex;
  height: 52px;
  border: 1px solid var(--about-line);
  background: var(--panel);
}

.page-about .prop__seg {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  min-width: 0;
  padding: 6px 10px;
  transition: background var(--t) var(--ease);
}

.page-about .prop__seg + .prop__seg {
  border-left: 1px solid var(--about-line);
}

.page-about .prop__seg--a {
  flex: 20 1 0;
  background: rgba(31, 107, 255, 0.22);
}

.page-about .prop__seg--b {
  flex: 14 1 0;
  background: rgba(95, 168, 255, 0.16);
}

.page-about .prop__seg--c {
  flex: 12 1 0;
  background: rgba(56, 240, 138, 0.14);
}

.page-about .prop__seg:hover {
  background: rgba(255, 122, 47, 0.18);
}

.page-about .prop__name {
  font-size: 12px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-about .prop__n {
  font-size: 12px;
  color: var(--muted);
}
.page-about .team-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-about .team-list li {
  padding: 16px 0;
  border-top: 1px solid var(--about-line);
}

.page-about .team-list li:last-child {
  border-bottom: 1px solid var(--about-line);
}

.page-about .team-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.page-about .team-list h3 .mono {
  font-size: 13px;
  font-weight: 500;
  color: var(--pulse);
}

.page-about .team-list p {
  margin: 0;
  font-size: 15px;
  color: var(--muted);
}.page-about .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding: 0 0 20px;
  border-bottom: 1px solid var(--about-line);
}
.page-about .col-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .col-list li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 12px;
  padding: 18px 0;
  border-bottom: 1px solid var(--about-line);
}

.page-about .col-list .mono {
  font-size: 13px;
  color: var(--pulse);
  padding-top: 3px;
}

.page-about .col-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-about .col-list p {
  margin: 0;
  font-size: 15px;
  color: var(--muted);
}

/* 生产流程 */
.page-about .flow {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
}

.page-about .flow li {
  position: relative;
  background: var(--ink);
  padding: 20px 16px 22px;
}

.page-about .flow li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--volt);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--t) var(--ease);
}

.page-about .flow li:hover::before {
  transform: scaleX(1);
}

.page-about .flow__num {
  display: block;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--kick);
}

.page-about .flow h3 {
  margin: 8px 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-about .flow p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.page-about .flow-note {
  margin-top: 22px;
  display: grid;
  gap: 1px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
}

.page-about .flow-note p {
  margin: 0;
  background: var(--panel);
  padding: 14px 16px;
  font-size: 14px;
  color: var(--muted);
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-about .flow-note .mono {
  font-size: 16px;
  font-weight: 700;
  color: var(--signal);
  min-width: 72px;
}

/* 场馆 */
.page-about .venue-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-about .venue-list li {
  padding: 14px 0;
  border-top: 1px solid var(--about-line);
}

.page-about .venue-list .mono {
  font-size: 13px;
  color: var(--pulse);
}

.page-about .venue-list h3 {
  margin: 6px 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-about .venue-list p {
  margin: 0;
  font-size: 15px;
  color: var(--muted);
}

.page-about .split__body > .dim {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--muted);
}

/* 合作 */
.page-about .partner-grid {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--about-line);
  border: 1px solid var(--about-line);
}

.page-about .partner-grid li {
  background: var(--panel);
  padding: 22px 18px;
}

.page-about .partner-grid h3 {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
}

.page-about .partner-grid p {
  margin: 0;
  font-size: 15px;
  color: var(--muted);
}

/* 结尾 */
.page-about .cta {
  margin-top: 40px;
  padding: 28px 22px 26px;
  background:
    linear-gradient(135deg, rgba(31, 107, 255, 0.18), rgba(6, 8, 13, 0) 58%),
    var(--panel);
  border: 1px solid var(--about-line);
}

.page-about .cta__text h2 {
  margin: 0 0 10px;
  font-weight: 900;
  font-style: italic;
  font-size: clamp(20px, 4.4vw, 30px);
  line-height: 1.16;
  color: var(--text);
}

.page-about .cta__text p {
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
}

.page-about .cta__links {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (min-width: 700px) {
  .page-about .section {
    padding-top: 64px;
  }

  .page-about .about-intro {
    padding: 40px 0 38px;
  }

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

  .page-about .flow {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-about .flow-note {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .page-about .cta {
    padding: 34px 30px;
  }
}

@media (min-width: 1000px) {
  .page-about .season-jump {
    top: 0;
  }

  .page-about .split {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
    align-items: start;
  }

  .page-about .split--rev {
    grid-template-columns: 5fr 7fr;
  }

  .page-about .cta {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
  }

  .page-about .cta__links {
    margin-top: 0;
    flex-wrap: nowrap;
  }
}