/* ===== 品牌文化页 /culture/ ===== */
.page-about {
  --about-body: #C9D2E2;
  --about-narrow: 42rem;
  --about-bar: 2px;
  color: var(--about-body);
}

.page-about [id] {
  scroll-margin-top: 104px;
}

/* ---------- 面包屑 ---------- */
.page-about .about-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 28px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .about-crumb a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--t-fast) ease;
}

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

.page-about .about-crumb__sep {
  color: var(--line);
}

.page-about .about-crumb__now {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-about .about-hero {
  position: relative;
  overflow: hidden;
  border-bottom: var(--hair);
  background:
    radial-gradient(120% 90% at 84% 0%, rgba(40, 227, 210, 0.11), transparent 60%),
    linear-gradient(180deg, var(--panel), var(--bg) 82%);
}

.page-about .about-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, var(--line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  opacity: 0.3;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 74%);
  mask-image: linear-gradient(180deg, #000, transparent 74%);
}

.page-about .about-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
  padding-top: 44px;
  padding-bottom: 52px;
}

.page-about .about-hero__kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-about .about-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 32px;
  line-height: 1.24;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-about .about-hero__lead {
  margin: 18px 0 0;
  max-width: var(--about-narrow);
  font-size: 16px;
  line-height: 1.85;
  color: var(--about-body);
}

.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-about .about-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: var(--hair);
  align-self: start;
}

.page-about .about-fact {
  display: grid;
  gap: 6px;
  align-content: start;
  padding: 18px 16px 20px;
  background: var(--panel);
}

.page-about .about-fact__num {
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

.page-about .about-fact__label {
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 章节跳转滑轨 ---------- */
.page-about .about-rail {
  border-bottom: var(--hair);
  background: #101728;
}

.page-about .about-rail__list {
  list-style: none;
  margin: 0;
  display: flex;
  gap: 0;
  padding-top: 0;
  padding-bottom: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-about .about-rail__list li {
  flex: 0 0 auto;
}

.page-about .about-rail__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 18px;
  border-right: var(--hair);
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t-fast) ease, background-color var(--t-fast) ease;
}

.page-about .about-rail__list li:first-child a {
  border-left: var(--hair);
}

.page-about .about-rail__list a .mono {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .about-rail__list a:hover,
.page-about .about-rail__list a:focus-visible {
  color: var(--accent);
  background: rgba(255, 122, 24, 0.08);
}

/* ---------- 章节骨架 ---------- */
.page-about .about-chapter {
  border-bottom: var(--hair);
  padding: 48px 0 56px;
}

.page-about .about-chapter__inner {
  display: grid;
  gap: 18px;
}

.page-about .about-chapter__index {
  margin: 0;
  align-self: start;
  padding-left: 12px;
  border-left: 2px solid var(--region);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .about-chapter__body {
  max-width: var(--about-narrow);
}

.page-about .about-chapter__body h2 {
  margin: 0 0 16px;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.34;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-about .about-chapter__body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--about-body);
}

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

/* ---------- 视觉块 ---------- */
.page-about .about-figure {
  margin: 36px 0 0;
}

.page-about .about-figure .media-frame {
  border: var(--hair);
  background: var(--panel);
}

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

.page-about .about-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-about .about-figure--wide {
  margin-top: 32px;
}

.page-about .about-figure--timeline {
  margin-top: 40px;
}

/* ---------- 三级标签 ---------- */
.page-about .about-tier {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: var(--hair);
}

.page-about .about-tier__item {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 22px 20px 24px;
  background: var(--panel);
}

.page-about .about-tier__code {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--region-ink);
}

.page-about .about-tier__name {
  margin: 0;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
}

.page-about .about-tier__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-about .about-flow__step {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 24px 20px 26px;
  background: var(--panel);
}

.page-about .about-flow__num {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.page-about .about-flow__step h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
}

.page-about .about-flow__step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--about-body);
}

/* ---------- 团队方向 ---------- */
.page-about .about-crew {
  margin-top: 28px;
  padding: 24px 20px 26px;
  border: var(--hair);
  background: var(--panel);
}

.page-about .about-crew__title {
  margin: 0 0 6px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
}

.page-about .about-crew__hint {
  margin: 0 0 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-about .about-crew__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-about .about-crew__list li {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding-top: 14px;
  border-top: var(--hair);
}

.page-about .about-crew__key {
  padding-top: 2px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-about .about-crew__list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--about-body);
}

/* ---------- 赛季时间线 ---------- */
.page-about .about-timeline {
  list-style: none;
  position: relative;
  margin: 36px 0 0;
  padding: 0 0 0 22px;
  display: grid;
  gap: 30px;
}

.page-about .about-timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: var(--about-bar);
  background: linear-gradient(180deg, var(--accent), var(--cyan) 40%, var(--line));
}

.page-about .about-timeline__item {
  position: relative;
  display: grid;
  gap: 8px;
}

.page-about .about-timeline__item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 7px;
  width: 10px;
  height: 10px;
  background: var(--bg);
  border: 2px solid var(--accent);
  transform: rotate(45deg);
}

.page-about .about-timeline__meta {
  display: grid;
  gap: 6px;
}

.page-about .about-timeline__season {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-about .about-timeline__title {
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
}

.page-about .about-timeline__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--about-body);
}

/* ---------- 合作方 ---------- */
.page-about .about-partner {
  list-style: none;
  margin: 24px 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-about .about-partner li {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 12px;
  font-size: 15px;
  line-height: 1.8;
}

.page-about .about-partner li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 10px;
  background: var(--accent);
  transform: rotate(45deg);
}

/* ---------- 收尾 ---------- */
.page-about .about-cta {
  padding: 52px 0 64px;
  background: linear-gradient(180deg, var(--bg), var(--panel));
}

.page-about .about-cta__inner {
  display: grid;
  gap: 26px;
}

.page-about .about-cta__text {
  padding-left: 16px;
  border-left: 3px solid var(--accent);
}

.page-about .about-cta__index {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-about .about-cta__title {
  margin: 0 0 12px;
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: 23px;
  line-height: 1.35;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-about .about-cta__desc {
  margin: 0;
  max-width: var(--about-narrow);
  font-size: 15px;
  line-height: 1.85;
  color: var(--about-body);
}

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

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-about .about-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-about .about-crew {
    padding: 28px 26px 30px;
  }

  .page-about .about-crew__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 32px;
  }

  .page-about .about-timeline__item {
    grid-template-columns: 170px minmax(0, 1fr);
    column-gap: 28px;
    align-items: start;
  }

  .page-about .about-timeline__meta {
    padding-top: 2px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-about .about-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 64px;
    align-items: end;
    padding-top: 76px;
    padding-bottom: 84px;
  }

  .page-about .about-hero__title {
    font-size: 44px;
    line-height: 1.16;
  }

  .page-about .about-hero__lead {
    margin-top: 22px;
    font-size: 17px;
  }

  .page-about .about-hero__facts {
    margin-top: 4px;
  }

  .page-about .about-chapter {
    padding: 72px 0 80px;
  }

  .page-about .about-chapter__inner {
    grid-template-columns: 176px minmax(0, 1fr);
    column-gap: 48px;
    align-items: start;
  }

  .page-about .about-chapter__body h2 {
    font-size: 30px;
  }

  .page-about .about-chapter__body p {
    font-size: 16.5px;
  }

  .page-about .about-figure {
    margin-top: 44px;
  }

  .page-about .about-tier {
    margin-top: 36px;
  }

  .page-about .about-flow {
    margin-top: 36px;
  }

  .page-about .about-timeline {
    margin-top: 44px;
    gap: 34px;
  }

  .page-about .about-cta {
    padding: 72px 0 84px;
  }

  .page-about .about-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 48px;
  }

  .page-about .about-cta__title {
    font-size: 28px;
  }

  .page-about .about-cta__actions {
    justify-content: flex-end;
  }
}

@media (min-width: 1120px) {
  .page-about .about-hero__title {
    font-size: 48px;
  }

  .page-about .about-fact__num {
    font-size: 30px;
  }
}

/* ---------- 减少动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-about .about-rail__list a,
  .page-about .about-crumb a {
    transition: none;
  }
}
<<<END>>>