.page-home {
  --home-section-pad: 56px;
  font-family: var(--fb-body);
  color: var(--fb-dark);
  overflow-x: hidden;
}

.page-home section[id] {
  scroll-margin-top: 120px;
}

.page-home h1,
.page-home h2,
.page-home h3 {
  font-family: var(--fb-heading);
  color: inherit;
}

.page-home img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* ============ 章节预览首屏 ============ */
.page-home .home-hero {
  position: relative;
  background: var(--fb-carbon);
  color: var(--fb-white);
  padding: 48px 0 56px;
  overflow: hidden;
}

.page-home .home-hero__inner {
  max-width: var(--fb-max);
  margin: 0 auto;
  padding: 0 var(--fb-gutter);
}

.page-home .home-hero__top {
  display: grid;
  gap: 32px;
  align-items: start;
}

.page-home .home-hero .breadcrumb {
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 10px;
}

.page-home .home-kicker {
  display: inline-block;
  font-family: var(--fb-mono);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  color: var(--fb-orange);
  border: 1px solid rgba(255, 109, 0, 0.55);
  padding: 5px 12px;
  margin-bottom: 12px;
}

.page-home .home-hero__lead h1 {
  font-size: clamp(2.6rem, 7vw, 4.6rem);
  line-height: 0.95;
  margin: 12px 0 18px;
  color: var(--fb-white);
  letter-spacing: 0.02em;
}

.page-home .home-hero__desc {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.82);
  max-width: 48em;
  margin-bottom: 22px;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .home-hero__anchors {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 22px;
  font-size: 0.875rem;
}

.page-home .home-hero__anchors a {
  color: rgba(255, 255, 255, 0.68);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.8);
  padding-bottom: 2px;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .home-hero__anchors a:hover,
.page-home .home-hero__anchors a:focus-visible {
  color: var(--fb-orange);
  border-color: var(--fb-orange);
}

.page-home .home-hero__side {
  display: grid;
  gap: 16px;
}

.page-home .home-hero__board {
  position: relative;
  background: linear-gradient(145deg, var(--fb-green) 0%, #0d4010 100%);
  border-right: 6px solid var(--fb-orange);
  padding: 26px 24px;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

.page-home .home-hero__board .tag {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--fb-gold);
  color: var(--fb-gold);
}

.page-home .home-hero__board-num {
  font-family: var(--fb-heading);
  font-size: 4.4rem;
  line-height: 0.9;
  color: var(--fb-white);
  margin-top: 10px;
  letter-spacing: 0.02em;
}

.page-home .home-hero__board-note {
  margin: 10px 0 18px;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

.page-home .home-hero__board-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-hero__board-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  border-top: 1px dashed rgba(255, 255, 255, 0.22);
  padding-top: 10px;
  font-size: 0.9375rem;
}

.page-home .home-hero__board-list span {
  color: rgba(255, 255, 255, 0.62);
  font-family: var(--fb-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
}

.page-home .home-hero__board-list strong {
  color: var(--fb-white);
  font-family: var(--fb-body);
}

.page-home .home-hero__figure {
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.14);
  position: relative;
  overflow: hidden;
}

.page-home .home-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.page-home .home-hero__figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-home .home-hero__preview {
  margin-top: 40px;
}

.page-home .home-hero__preview-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.375rem;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  color: var(--fb-white);
}

.page-home .home-hero__preview-title .home-section-index::after {
  background: var(--fb-orange);
}

.page-home .home-hero__preview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-home .home-preview-card {
  display: block;
  padding: 16px 14px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--fb-white);
  text-decoration: none;
  transition: transform 0.18s ease, border-color 0.18s ease, background-color 0.18s ease;
}

.page-home .home-preview-card:hover,
.page-home .home-preview-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--fb-orange);
  background: rgba(255, 255, 255, 0.09);
}

.page-home .home-preview-card__idx {
  display: inline-flex;
  font-family: var(--fb-mono);
  font-weight: 700;
  font-size: 0.8125rem;
  color: var(--fb-orange);
  letter-spacing: 0.12em;
}

.page-home .home-preview-card__name {
  display: block;
  font-family: var(--fb-heading);
  font-size: 1.125rem;
  margin-top: 4px;
  letter-spacing: 0.04em;
}

.page-home .home-preview-card__desc {
  display: block;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.58);
  margin-top: 2px;
}

/* ============ 版本与数据公告 ============ */
.page-home .home-stats {
  background: var(--fb-light);
  padding: var(--home-section-pad) 0;
}

.page-home .home-stats__inner {
  max-width: var(--fb-max);
  margin: 0 auto;
  padding: 0 var(--fb-gutter);
  display: grid;
  gap: 28px;
}

.page-home .home-section-index {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fb-mono);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  color: var(--fb-orange);
  margin-bottom: 8px;
}

.page-home .home-section-index::after {
  content: "";
  display: block;
  width: 40px;
  height: 3px;
  background: var(--fb-green);
}

.page-home .home-stats h2,
.page-home .home-zone h2,
.page-home .home-history h2,
.page-home .home-news h2,
.page-home .home-trust h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  line-height: 1.05;
  margin: 0 0 12px;
}

.page-home .home-stats__intro p:not(.home-section-index) {
  color: var(--fb-gray);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.page-home .home-stats__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .home-stat-card {
  background: var(--fb-white);
  border-top: 5px solid var(--fb-green);
  padding: 20px 18px;
  box-shadow: var(--fb-shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.page-home .home-stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(18, 18, 18, 0.12);
}

.page-home .home-stat-card--alt {
  border-top-color: var(--fb-orange);
}

.page-home .home-stat-card--gold {
  border-top-color: var(--fb-gold);
}

.page-home .home-stat-card__num {
  display: block;
  font-family: var(--fb-heading);
  font-size: 3rem;
  line-height: 0.85;
  color: var(--fb-green);
}

.page-home .home-stat-card--alt .home-stat-card__num {
  color: var(--fb-orange);
}

.page-home .home-stat-card--gold .home-stat-card__num {
  color: var(--fb-gold);
}

.page-home .home-stat-card__unit {
  font-family: var(--fb-body);
  font-size: 1.25rem;
  margin-left: 4px;
}

.page-home .home-stat-card__label {
  display: block;
  font-weight: 700;
  font-size: 0.9375rem;
  margin-top: 14px;
}

.page-home .home-stat-card p {
  margin: 8px 0 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--fb-gray);
}

/* ============ 赛事专区入口 ============ */
.page-home .home-zone {
  background: linear-gradient(120deg, var(--fb-green) 0%, var(--fb-green) 55%, #144d1a 100%);
  color: var(--fb-white);
  padding: var(--home-section-pad) 0;
  position: relative;
  overflow: hidden;
}

.page-home .home-zone::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--fb-orange) 0 56%, var(--fb-gold) 56% 100%);
  pointer-events: none;
}

.page-home .home-zone__inner {
  max-width: var(--fb-max);
  margin: 0 auto;
  padding: 0 var(--fb-gutter);
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-home .home-zone__frame {
  position: relative;
  overflow: hidden;
  max-width: 560px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.18);
}

.page-home .home-zone__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 58%, rgba(18, 18, 18, 0.4));
  pointer-events: none;
}

.page-home .home-zone__frame img {
  width: 100%;
  height: auto;
}

.page-home .home-zone__content {
  max-width: 640px;
}

.page-home .home-zone .home-section-index::after {
  background: var(--fb-orange);
}

.page-home .home-zone__content p:not(.home-section-index) {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9375rem;
  line-height: 1.85;
}

.page-home .home-zone__list {
  list-style: none;
  margin: 22px 0 26px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .home-zone__list li {
  position: relative;
  padding-left: 24px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.page-home .home-zone__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 14px;
  height: 4px;
  background: var(--fb-orange);
  transform: skew(-24deg);
}

/* ============ 历史记录栏目 ============ */
.page-home .home-history {
  background: var(--fb-white);
  padding: var(--home-section-pad) 0;
}

.page-home .home-history__inner {
  max-width: var(--fb-max);
  margin: 0 auto;
  padding: 0 var(--fb-gutter);
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-home .home-history__list {
  list-style: none;
  padding: 0;
  margin: 22px 0 26px;
  display: grid;
  gap: 12px;
}

.page-home .home-history__list li {
  position: relative;
  padding-left: 24px;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--fb-dark);
}

.page-home .home-history__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 14px;
  height: 4px;
  background: var(--fb-gold);
  transform: skew(-24deg);
}

.page-home .home-history__frame {
  position: relative;
  overflow: hidden;
  max-width: 520px;
  border: 1px solid rgba(27, 94, 32, 0.2);
  box-shadow: 10px 10px 0 rgba(27, 94, 32, 0.12);
}

.page-home .home-history__frame img {
  width: 100%;
  height: auto;
}

/* ============ 最新动态 ============ */
.page-home .home-news {
  background: var(--fb-light);
  padding: var(--home-section-pad) 0;
}

.page-home .home-news__inner {
  max-width: var(--fb-max);
  margin: 0 auto;
  padding: 0 var(--fb-gutter);
}

.page-home .home-news__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.page-home .home-news__all {
  font-family: var(--fb-mono);
  font-size: 0.875rem;
  color: var(--fb-green);
  text-decoration: none;
  border-bottom: 1px solid var(--fb-green);
}

.page-home .home-news__all:hover,
.page-home .home-news__all:focus-visible {
  color: var(--fb-orange);
  border-color: var(--fb-orange);
}

.page-home .home-news__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 28px;
}

.page-home .home-news-card {
  background: var(--fb-white);
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-top: 4px solid transparent;
  padding: 18px 16px;
  box-shadow: var(--fb-shadow);
  transition: transform 0.18s ease, border-top-color 0.18s ease, box-shadow 0.18s ease;
}

.page-home .home-news-card:hover,
.page-home .home-news-card:focus-within {
  transform: translateY(-4px);
  border-top-color: var(--fb-orange);
  box-shadow: 0 12px 28px rgba(18, 18, 18, 0.1);
}

.page-home .home-news-card .tag {
  display: inline-block;
  margin-bottom: 12px;
}

.page-home .home-news-card h3 {
  font-family: var(--fb-body);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.35;
  margin: 0 0 8px;
}

.page-home .home-news-card h3 a {
  color: var(--fb-dark);
  text-decoration: none;
}

.page-home .home-news-card h3 a:hover,
.page-home .home-news-card h3 a:focus-visible {
  color: var(--fb-green);
}

.page-home .home-news-card p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--fb-gray);
}

/* ============ 信任背书 ============ */
.page-home .home-trust {
  background: var(--fb-carbon);
  color: var(--fb-white);
  padding: var(--home-section-pad) 0 72px;
}

.page-home .home-trust__inner {
  max-width: var(--fb-max);
  margin: 0 auto;
  padding: 0 var(--fb-gutter);
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-home .home-trust__frame {
  border: 1px solid rgba(201, 162, 39, 0.4);
  overflow: hidden;
  position: relative;
}

.page-home .home-trust__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 6px solid rgba(201, 162, 39, 0.18);
  pointer-events: none;
}

.page-home .home-trust__frame img {
  width: 100%;
  height: auto;
}

.page-home .home-trust .home-section-index::after {
  background: var(--fb-gold);
}

.page-home .home-trust__content p:not(.home-section-index):not(.home-trust__note) {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.9375rem;
  line-height: 1.85;
  max-width: 46em;
}

.page-home .home-trust__list {
  margin: 26px 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .home-trust__list > div {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.18);
}

.page-home .home-trust__list dt {
  font-family: var(--fb-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--fb-gold);
  text-transform: uppercase;
}

.page-home .home-trust__list dd {
  margin: 0;
  font-size: 1rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.92);
}

.page-home .home-trust__note {
  margin: 0;
  padding: 12px 14px;
  border-left: 3px solid var(--fb-orange);
  background: rgba(27, 94, 32, 0.4);
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

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

  .page-home .home-stats__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .home-zone__inner {
    grid-template-columns: 5fr 7fr;
    gap: 32px;
  }

  .page-home .home-history__inner {
    grid-template-columns: 6fr 6fr;
    gap: 32px;
  }

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

@media (min-width: 1024px) {
  .page-home .home-hero {
    background:
      linear-gradient(118deg, var(--fb-carbon) 0%, var(--fb-carbon) 62%, var(--fb-green) 62%, var(--fb-green) 82%, var(--fb-carbon) 82%);
  }

  .page-home .home-hero__top {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: center;
  }

  .page-home .home-hero__lead h1 {
    font-size: clamp(3rem, 6vw, 4.8rem);
  }

  .page-home .home-stats__inner {
    grid-template-columns: 4fr 8fr;
    gap: 40px;
    align-items: start;
  }

  .page-home .home-zone__inner {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
  }

  .page-home .home-history__inner {
    grid-template-columns: 6fr 6fr;
    gap: 56px;
  }

  .page-home .home-news__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .page-home .home-trust__inner {
    grid-template-columns: 6fr 6fr;
    gap: 56px;
  }
}