.page-about {
  --about-radius: var(--r-lg);
  --about-card: rgba(18, 59, 94, 0.55);
  padding-bottom: 32px;
}

.page-about .breadcrumb {
  margin-bottom: 4px;
}

/* ---------- 首屏 ---------- */
.page-about .about-intro {
  background-image: radial-gradient(120% 90% at 12% 0%, rgba(47, 168, 255, 0.17), transparent 62%);
}

.page-about .about-intro__grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-about .about-intro__main h1 {
  margin: 10px 0 18px;
  font-size: clamp(30px, 7.2vw, 56px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-white);
}

.page-about .about-intro__main .lead {
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-ice);
}

.page-about .about-intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-about .about-intro__aside {
  display: grid;
  gap: 12px;
}

.page-about .about-fact {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px 18px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(135deg, rgba(18, 59, 94, 0.62), rgba(13, 42, 71, 0.4));
  overflow: hidden;
}

.page-about .about-fact::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--c-blue);
}

.page-about .about-fact--green::before { background: var(--c-green); }
.page-about .about-fact--amber::before { background: var(--c-amber); }

.page-about .about-fact__num {
  flex: none;
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-blue);
}

.page-about .about-fact--green .about-fact__num { color: var(--c-green); }
.page-about .about-fact--amber .about-fact__num { color: var(--c-amber); }

.page-about .about-fact__unit {
  margin-left: 2px;
  font-size: 16px;
}

.page-about .about-fact__label {
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-ice);
}

/* ---------- 品牌起点 ---------- */
.page-about .about-origin__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.page-about .about-origin__text p {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--c-ice);
}

.page-about .about-origin__text p + p {
  margin-top: 14px;
}

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

.page-about .about-origin__list li {
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--about-card);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.page-about .about-origin__list li:hover {
  transform: translateY(-2px);
  border-color: var(--line-hot);
}

.page-about .about-origin__list strong {
  display: block;
  margin: 10px 0 6px;
  font-size: 16px;
  color: var(--c-white);
}

.page-about .about-origin__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-ice);
}

/* ---------- 赛季历程 ---------- */
.page-about .about-timeline__figure {
  margin: 0 0 36px;
  border: 1px solid var(--line);
  border-radius: var(--about-radius);
  background: var(--c-night);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}

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

.page-about .about-timeline__list {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-about .about-timeline__list::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--c-blue) 0%, var(--c-green) 52%, var(--c-amber) 100%);
  opacity: 0.55;
}

.page-about .tl-item {
  position: relative;
  padding: 0 0 30px 44px;
}

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

.page-about .tl-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 4px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--c-blue);
  border-radius: 50%;
  background: var(--c-deep);
  box-shadow: 0 0 0 4px rgba(47, 168, 255, 0.14);
}

.page-about .tl-item--green::before {
  border-color: var(--c-green);
  box-shadow: 0 0 0 4px rgba(57, 255, 154, 0.14);
}

.page-about .tl-item--amber::before {
  border-color: var(--c-amber);
  box-shadow: 0 0 0 4px rgba(255, 200, 87, 0.16);
}

.page-about .tl-item__era {
  display: inline-block;
  margin-bottom: 6px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--c-blue);
}

.page-about .tl-item--green .tl-item__era { color: var(--c-green); }
.page-about .tl-item--amber .tl-item__era { color: var(--c-amber); }

.page-about .tl-item__title {
  margin: 0 0 8px;
  font-size: 19px;
  font-weight: 700;
  color: var(--c-white);
}

.page-about .tl-item__text {
  max-width: 64ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ice);
}

/* ---------- 数据体系 ---------- */
.page-about .about-scale__band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 34px;
}

.page-about .about-scale__band .stat {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(18, 59, 94, 0.6), rgba(7, 26, 47, 0.5));
}

.page-about .about-scale__band .stat__value {
  font-size: 28px;
  font-weight: 700;
}

.page-about .about-scale__grid {
  display: grid;
  gap: 16px;
}

.page-about .about-layer {
  position: relative;
  padding: 22px 20px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  background: var(--c-night);
  overflow: hidden;
}

.page-about .about-layer::after {
  content: "";
  position: absolute;
  right: -46px;
  top: -46px;
  width: 132px;
  height: 132px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 168, 255, 0.24), transparent 70%);
  pointer-events: none;
}

.page-about .about-layer__idx {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--c-amber);
}

.page-about .about-layer h3 {
  margin: 0 0 10px;
  font-size: 18px;
  color: var(--c-white);
}

.page-about .about-layer p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ice);
}

/* ---------- 团队 ---------- */
.page-about .about-team__grid {
  display: grid;
  gap: 26px;
  align-items: start;
}

.page-about .about-team__text p {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--c-ice);
}

.page-about .about-team__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--about-radius);
  background: var(--c-night);
  overflow: hidden;
}

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

.page-about .about-team__roles {
  display: grid;
  gap: 14px;
}

.page-about .role-card {
  padding: 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--about-card);
  box-shadow: inset 3px 0 0 var(--c-cyan);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.page-about .role-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-hot);
  background: rgba(18, 59, 94, 0.75);
}

.page-about .role-card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--c-white);
}

.page-about .role-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-ice);
}

/* ---------- 合作与认可 ---------- */
.page-about .about-partners__grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-about .partner-block {
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, rgba(18, 59, 94, 0.62), rgba(7, 26, 47, 0.74));
}

.page-about .partner-block__num {
  display: block;
  margin-bottom: 12px;
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-blue);
}

.page-about .partner-block h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--c-white);
}

.page-about .partner-block p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--c-ice);
}

.page-about .partner-block--amber {
  border-color: rgba(255, 200, 87, 0.34);
  background: linear-gradient(150deg, rgba(255, 200, 87, 0.14), rgba(7, 26, 47, 0.78));
}

.page-about .partner-block--amber .partner-block__num {
  color: var(--c-amber);
}

/* ---------- 本地服务 ---------- */
.page-about .about-local__grid {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-about .about-local__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--about-radius);
  background: var(--c-night);
  overflow: hidden;
}

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

.page-about .about-local__text p {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--c-ice);
}

.page-about .about-local__contacts {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-about .about-local__contacts li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-sm);
  background: rgba(13, 42, 71, 0.62);
}

.page-about .about-local__k {
  flex: none;
  width: 72px;
  font-size: 13px;
  color: var(--c-ice);
  opacity: 0.88;
}

.page-about .about-local__v {
  font-size: 14.5px;
  color: var(--c-white);
  word-break: break-all;
}

.page-about .about-copy {
  margin-left: auto;
  padding: 6px 12px;
  border: 1px solid var(--line-hot);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--c-blue);
  font-family: var(--font-sans);
  font-size: 12px;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.page-about .about-copy:hover {
  background: rgba(47, 168, 255, 0.16);
  color: var(--c-white);
}

.page-about .about-copy:focus-visible {
  outline: 2px solid var(--c-green);
  outline-offset: 2px;
}

.page-about .about-local__note {
  margin: 14px 0 20px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-ice);
  opacity: 0.85;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-about .about-scale__band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 900px) {
  .page-about .about-intro__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.85fr);
    gap: 44px;
  }

  .page-about .about-origin__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
    gap: 46px;
  }

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

  .page-about .about-team__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    gap: 34px;
  }

  .page-about .about-team__text {
    grid-column: 1;
    grid-row: 1;
  }

  .page-about .about-team__roles {
    grid-column: 1;
    grid-row: 2;
  }

  .page-about .about-team__figure {
    grid-column: 2;
    grid-row: 1 / 3;
    align-self: stretch;
  }

  .page-about .about-team__figure img {
    height: 100%;
    min-height: 320px;
  }

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

  .page-about .about-local__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 42px;
    align-items: center;
  }

  .page-about .about-local__contacts li {
    padding: 16px 18px;
  }
}