/* 品牌故事页专属样式：盈嘉体育品牌故事 */
.page-about {
  background: var(--c-paper);
  color: var(--c-ink);
}

/* 首屏横幅 */
.page-about .about-hero {
  padding-top: 1.5rem;
  background: linear-gradient(120deg, rgba(30, 107, 80, 0.08) 0%, transparent 45%);
}
.page-about .about-hero__eyebrow {
  color: var(--c-gold);
  border-left: 4px solid var(--c-gold);
  padding-left: 0.875rem;
  margin-bottom: 0.875rem;
}
.page-about .about-hero__content {
  max-width: 42rem;
}
.page-about .about-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 6vw, 4.5rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0 0 1.125rem;
  color: var(--c-green);
  font-weight: 900;
  text-wrap: balance;
}
.page-about .about-hero__lede {
  max-width: 36rem;
}
.page-about .about-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1.5rem;
}
.page-about .about-hero__media {
  margin-top: 2rem;
  aspect-ratio: 12 / 5;
  background: var(--c-green);
  border-radius: 0.75rem 0 0.75rem 0;
  overflow: hidden;
}
.page-about .about-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 品牌故事段 */
.page-about .about-story {
  padding: 4rem 0 2.5rem;
}
.page-about .about-story h2,
.page-about .about-journey__head h2,
.page-about .about-method__head h2,
.page-about .about-team__copy h2,
.page-about .about-scale__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.875rem);
  line-height: 1.1;
  color: var(--c-green);
  font-weight: 800;
  margin: 0.375rem 0 1rem;
  text-wrap: balance;
}
.page-about .about-story__grid {
  display: grid;
  gap: 2rem;
}
.page-about .about-story__note {
  background: var(--c-green);
  color: var(--c-paper);
  padding: 2rem 1.5rem;
  position: relative;
  overflow: hidden;
  border-left: 4px solid var(--c-gold);
  margin-top: 1.5rem;
}
.page-about .about-story__note::after {
  content: "";
  position: absolute;
  right: -2rem;
  bottom: -2rem;
  width: 6rem;
  height: 6rem;
  background: var(--c-gold);
  transform: rotate(45deg);
  opacity: 0.9;
}
.page-about .about-story__note p {
  position: relative;
  z-index: 1;
  margin: 0.75rem 0 0;
  line-height: 1.8;
  font-size: 0.9375rem;
  color: rgba(247, 243, 233, 0.9);
}
.page-about .about-story__num {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-gold-light);
  display: block;
}
.page-about .prose a {
  color: var(--c-green);
  font-weight: 700;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

/* 发展历程 */
.page-about .about-journey {
  padding: 2.5rem 0 4.5rem;
  background-image:
    linear-gradient(rgba(11, 61, 46, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 61, 46, 0.035) 1px, transparent 1px);
  background-size: 28px 28px;
}
.page-about .about-journey__head {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}
.page-about .about-journey__lead {
  margin-top: 0;
}
.page-about .about-journey__layout {
  display: grid;
  gap: 2rem;
  align-items: start;
}
.page-about .timeline {
  position: relative;
  display: grid;
  gap: 1.5rem;
}
.page-about .timeline::before {
  content: "";
  position: absolute;
  left: 1.375rem;
  top: 1rem;
  bottom: 0;
  width: 3px;
  background: repeating-linear-gradient(
    to bottom,
    var(--c-light-green) 0 6px,
    transparent 6px 12px
  );
  opacity: 0.65;
}
.page-about .timeline__row {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 0.5rem;
}
.page-about .timeline__rail {
  display: flex;
  justify-content: center;
  padding-top: 0.375rem;
}
.page-about .timeline__node {
  position: relative;
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--c-green);
  color: var(--c-gold);
  border: 2px solid var(--c-gold);
  z-index: 1;
  clip-path: polygon(18% 0, 100% 0, 100% 82%, 82% 100%, 0 100%, 0 18%);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease);
}
.page-about .timeline__row:hover .timeline__node {
  background: var(--c-gold);
  color: var(--c-green);
  transform: scale(1.08);
}
.page-about .timeline__node svg {
  pointer-events: none;
}
.page-about .timeline__card {
  background: var(--c-white);
  border-left: 4px solid var(--c-gold);
  box-shadow: 6px 6px 0 rgba(11, 61, 46, 0.08);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.page-about .timeline__row:hover .timeline__card {
  transform: translateX(4px);
  box-shadow: 8px 8px 0 rgba(11, 61, 46, 0.1);
}
.page-about .timeline__toggle {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 1rem 1rem 0.875rem;
  background: transparent;
  border: 0;
  text-align: left;
  font: inherit;
  cursor: pointer;
}
.page-about .timeline__badge {
  grid-column: 1 / -1;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--c-gold);
  background: rgba(11, 61, 46, 0.08);
  padding: 0.25rem 0.625rem;
  border-radius: 2px 10px 2px 10px;
  text-transform: uppercase;
}
.page-about .timeline__text {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}
.page-about .timeline__text strong {
  font-size: 1rem;
  line-height: 1.4;
  color: var(--c-green);
  overflow-wrap: break-word;
}
.page-about .timeline__text small {
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--c-gray);
}
.page-about .timeline__chevron {
  grid-column: 2 / -1;
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--c-green);
  color: var(--c-gold-light);
  font-size: 1.125rem;
  line-height: 1;
  font-weight: 700;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}
.page-about .timeline__row[data-open] .timeline__chevron {
  background: var(--c-gold);
  color: var(--c-green);
  transform: rotate(45deg);
}
.page-about .timeline__panel .acc-inner {
  padding: 0 1rem 1.125rem;
  color: var(--c-gray);
  font-size: 0.9375rem;
  line-height: 1.7;
}
.page-about .timeline__panel p {
  margin: 0 0 0.75rem;
}
.page-about .timeline__panel p:last-child {
  margin-bottom: 0;
}
.page-about .about-journey__aside {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--c-white);
  border: 1px solid rgba(11, 61, 46, 0.14);
  box-shadow: 8px 8px 0 rgba(11, 61, 46, 0.07);
}
.page-about .about-journey__media {
  aspect-ratio: 4 / 3;
  background: var(--c-green);
  overflow: hidden;
}
.page-about .about-journey__media img,
.page-about .about-team__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-about .about-journey__aside-note {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0;
}

/* 数据方法 */
.page-about .about-method {
  padding: 4.5rem 0;
  background: linear-gradient(135deg, rgba(30, 107, 80, 0.08) 0%, rgba(11, 61, 46, 0.03) 100%);
}
.page-about .about-method__grid {
  display: grid;
  gap: 2.5rem;
}
.page-about .about-method__head .lede {
  margin-bottom: 1.5rem;
}
.page-about .method-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
}
.page-about .method-step {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.5rem 1.25rem;
  background: var(--c-white);
  border-left: 4px solid var(--c-gold);
  box-shadow: 6px 6px 0 rgba(11, 61, 46, 0.08);
}
.page-about .method-step__num {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-green);
}
.page-about .method-step h3 {
  font-size: 1.125rem;
  margin: 0 0 0.375rem;
  color: var(--c-green);
}
.page-about .method-step p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-gray);
  margin: 0;
}

/* 团队与文化 */
.page-about .about-team {
  padding: 4.5rem 0;
}
.page-about .about-team__layout {
  display: grid;
  gap: 2rem;
  align-items: center;
}
.page-about .about-team__media {
  aspect-ratio: 16 / 9;
  background: var(--c-green);
  border-radius: 0.75rem 0 0.75rem 0;
  overflow: hidden;
}
.page-about .about-team__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
  align-items: center;
}

/* 数据规模 */
.page-about .about-scale {
  padding: 4.5rem 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(201, 162, 39, 0.18), transparent 40%),
    radial-gradient(circle at 88% 82%, rgba(223, 196, 107, 0.12), transparent 45%),
    var(--c-green);
  color: var(--c-white);
}
.page-about .about-scale__head .eyebrow {
  color: var(--c-gold-light);
}
.page-about .about-scale__head h2 {
  color: var(--c-white);
}
.page-about .about-scale__board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
  padding: 2rem 1.5rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.page-about .about-scale__stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.375rem;
}
.page-about .about-scale__stat::before {
  content: "";
  width: 2.5rem;
  height: 3px;
  background: var(--c-gold);
  margin-bottom: 0.25rem;
}
.page-about .about-scale__stat .stat-value {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-gold-light);
  letter-spacing: -0.02em;
}
.page-about .about-scale__stat .stat-label {
  font-size: 0.875rem;
  color: rgba(247, 243, 233, 0.78);
}
.page-about .about-scale__unit {
  font-size: 1.375rem;
  color: var(--c-gold);
  margin-left: 0.25rem;
}
.page-about .about-scale__footnote {
  margin: 1.5rem 0 0;
  max-width: 34rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(247, 243, 233, 0.82);
}
.page-about .about-scale__footnote a {
  color: var(--c-gold-light);
  font-weight: 700;
  text-underline-offset: 3px;
}

/* 响应式增强 */
@media (min-width: 48rem) {
  .page-about .about-hero {
    padding-top: 2rem;
  }
  .page-about .about-hero h1 {
    font-size: clamp(2.75rem, 5vw, 5rem);
  }
  .page-about .about-hero__media {
    margin-top: 2.5rem;
  }
  .page-about .about-story__note {
    padding: 2.5rem 2rem;
  }
  .page-about .about-journey__aside {
    grid-template-columns: minmax(0, 1fr) 1fr;
    align-items: center;
  }
  .page-about .about-journey__media {
    aspect-ratio: 16 / 10;
  }
  .page-about .about-scale__board {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-about .method-step {
    grid-template-columns: 4.5rem minmax(0, 1fr);
  }
}

@media (min-width: 64rem) {
  .page-about .about-story__grid {
    grid-template-columns: minmax(0, 1.9fr) minmax(0, 0.9fr);
    gap: 4rem;
  }
  .page-about .about-story__note {
    margin-top: 2rem;
  }
  .page-about .about-journey__layout {
    grid-template-columns: minmax(0, 1fr) 17rem;
    gap: 3rem;
  }
  .page-about .about-journey__aside {
    grid-template-columns: 1fr;
    align-items: start;
  }
  .page-about .about-method__grid {
    grid-template-columns: minmax(0, 18rem) minmax(0, 1fr);
    gap: 3rem;
  }
  .page-about .about-method__head {
    position: sticky;
    top: 2rem;
    align-self: start;
  }
  .page-about .about-team__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 3.5rem;
  }
  .page-about .about-team__media {
    order: 2;
  }
}