/* ========== 首页专属样式 ========== */
.page-home {
  overflow-x: hidden;
  background: var(--color-cream);
}

/* ---------- 封面标题区 ---------- */
.page-home .home-hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding: 150px 0 52px;
  background:
    radial-gradient(ellipse at 74% 16%, rgba(195, 154, 83, 0.20), transparent 58%),
    radial-gradient(ellipse at 8% 82%, rgba(16, 35, 63, 0.12), transparent 46%),
    linear-gradient(178deg, var(--color-cream) 0%, #ece3d5 100%);
  border-bottom: 1px solid var(--color-line);
}

.page-home .home-hero__container {
  width: 100%;
}

.page-home .home-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: end;
}

.page-home .home-hero__content {
  position: relative;
  z-index: 2;
}

.page-home .home-hero__eyebrow {
  margin-bottom: 16px;
}

.page-home .home-hero__title {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2.5rem, 8vw, 5.1rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin: 0 0 22px;
}

.page-home .home-hero__title-sep {
  color: var(--color-orange);
  margin: 0 0.08em;
}

.page-home .home-hero__title-sub {
  display: block;
  font-size: 0.5em;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-gold-text);
  margin-top: 10px;
}

.page-home .home-hero__lead {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-slate);
  max-width: 34em;
  margin: 0 0 12px;
}

.page-home .home-hero__note {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-muted);
  max-width: 36em;
  margin: 0;
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  margin-top: 30px;
}

.page-home .home-hero__media {
  position: relative;
}

.page-home .home-hero__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--color-navy) 0%, #1e3a5f 100%);
  box-shadow: 0 28px 68px rgba(16, 35, 63, 0.22);
}

.page-home .home-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin-top: 52px;
  padding-top: 20px;
  border-top: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.page-home .home-hero__meta-num {
  color: var(--color-navy);
  font-weight: 600;
  font-size: 1.125rem;
  margin-right: 4px;
}

/* ---------- 版本更新摘要 ---------- */
.page-home .home-version {
  padding: 88px 0 64px;
}

.page-home .home-version__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-home .home-version__title {
  font-family: var(--font-serif);
  font-size: var(--text-h1);
  line-height: 1.25;
  color: var(--color-navy);
  margin: 12px 0 16px;
}

.page-home .home-version__desc {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-slate);
  max-width: 36em;
}

.page-home .home-version__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 32px 0 26px;
}

.page-home .home-version__stat {
  padding: 16px 12px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  text-align: center;
  transition: border-color var(--ease-fast), box-shadow var(--ease-fast);
}

.page-home .home-version__stat:hover {
  border-color: var(--color-gold);
  box-shadow: 0 8px 24px rgba(195, 154, 83, 0.16);
}

.page-home .home-version__stat-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  line-height: 1.1;
  color: var(--color-orange-dark);
}

.page-home .home-version__stat-label {
  display: block;
  margin-top: 6px;
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.page-home .home-version__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  color: var(--color-orange-dark);
  text-decoration: none;
  border-bottom: 1px solid var(--color-gold);
  padding-bottom: 4px;
  transition: color var(--ease-fast), border-color var(--ease-fast);
}

.page-home .home-version__link:hover {
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.page-home .home-version__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  background: #faf6ee;
}

.page-home .home-compare {
  margin-top: 48px;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius-md);
  background: var(--color-white);
  overflow: hidden;
}

.page-home .home-compare__summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
}

.page-home .home-compare__summary::-webkit-details-marker {
  display: none;
}

.page-home .home-compare__title {
  flex: 1;
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-ink);
}

.page-home .home-compare__hint {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.page-home .home-compare__icon {
  font-family: var(--font-mono);
  color: var(--color-gold-text);
  transition: transform var(--ease-fast);
}

.page-home .home-compare[open] .home-compare__icon {
  transform: rotate(45deg);
}

.page-home .home-compare__body {
  padding: 16px 24px 22px;
  border-top: 1px solid var(--color-line);
  color: var(--color-slate);
  font-size: var(--text-sm);
  line-height: 1.75;
}

.page-home .home-compare__body p {
  margin: 0;
}

/* ---------- 数据能力索引 ---------- */
.page-home .home-capabilities {
  position: relative;
  padding: 88px 0;
  background: var(--color-navy);
  overflow: hidden;
}

.page-home .home-capabilities__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.07;
  pointer-events: none;
  z-index: 0;
}

.page-home .home-capabilities .container {
  position: relative;
  z-index: 1;
}

.page-home .home-capabilities__head {
  margin-bottom: 44px;
}

.page-home .home-capabilities__head .eyebrow {
  color: var(--color-gold);
}

.page-home .home-capabilities__title {
  font-family: var(--font-serif);
  font-size: var(--text-h1);
  color: var(--color-white);
  margin: 12px 0 0;
}

.page-home .home-capabilities__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-home .home-capability {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  transition: transform var(--ease-fast), border-color var(--ease-fast), box-shadow var(--ease-fast);
}

.page-home .home-capability:hover {
  transform: translateY(-2px);
  border-color: var(--color-gold);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.30);
}

.page-home .home-capability__inner {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 28px 24px;
}

.page-home .home-capability__num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-gold);
  margin-bottom: 14px;
}

.page-home .home-capability__title {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  color: var(--color-white);
  margin: 0 0 12px;
}

.page-home .home-capability__desc {
  color: rgba(245, 240, 232, 0.82);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin: 0 0 20px;
}

.page-home .home-capability__chart {
  display: block;
  width: 100%;
  height: auto;
  margin: 6px 0 20px;
}

.page-home .home-capability__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-home .home-capability__tags span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 4px 10px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 999px;
  color: rgba(245, 240, 232, 0.9);
}

.page-home .home-capability__points {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .home-capability__points li {
  position: relative;
  padding-left: 18px;
  color: rgba(245, 240, 232, 0.82);
  font-size: var(--text-sm);
  line-height: 1.6;
}

.page-home .home-capability__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-gold);
}

.page-home .home-capability__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-gold);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--ease-fast);
}

.page-home .home-capability__link:hover {
  color: var(--color-white);
}

/* ---------- 赛事内容入口 ---------- */
.page-home .home-portals {
  padding: 88px 0;
  background: var(--color-cream);
  border-top: 1px solid var(--color-line);
}

.page-home .home-portals__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

.page-home .home-portals__visual {
  position: relative;
}

.page-home .home-portals__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #1b2d4c 0%, #10233f 100%);
  box-shadow: 0 20px 48px rgba(30, 27, 23, 0.16);
}

.page-home .home-portals__title {
  font-family: var(--font-serif);
  font-size: var(--text-h1);
  color: var(--color-ink);
  margin: 12px 0 16px;
}

.page-home .home-portals__lead {
  color: var(--color-slate);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0 0 32px;
}

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

.page-home .home-portals__item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-ink);
  transition: transform var(--ease-fast), border-color var(--ease-fast), box-shadow var(--ease-fast);
}

.page-home .home-portals__item:hover {
  transform: translateY(-2px);
  border-color: var(--color-gold);
  box-shadow: 0 12px 30px rgba(195, 154, 83, 0.20);
}

.page-home .home-portals__item-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  flex-shrink: 0;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--color-gold-text);
  border: 1px solid var(--color-gold);
  border-radius: 50%;
}

.page-home .home-portals__item-main {
  flex: 1;
  display: grid;
  gap: 4px;
}

.page-home .home-portals__item-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.0625rem;
}

.page-home .home-portals__item-desc {
  font-size: var(--text-xs);
  color: var(--color-muted);
}

.page-home .home-portals__item-arrow {
  color: var(--color-orange);
  font-size: 1.125rem;
  transition: transform var(--ease-fast);
}

.page-home .home-portals__item:hover .home-portals__item-arrow {
  transform: translateX(4px);
}

/* ---------- 桌面端适配 ---------- */
@media (min-width: 768px) {
  .page-home .home-hero {
    padding: 180px 0 64px;
    min-height: 70vh;
  }

  .page-home .home-hero__grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 48px;
  }

  .page-home .home-hero__content {
    grid-column: 1 / 8;
  }

  .page-home .home-hero__media {
    grid-column: 7 / 13;
    margin-bottom: -48px;
    z-index: 1;
  }

  .page-home .home-hero__img {
    border-radius: var(--radius-lg);
  }

  .page-home .home-hero__meta {
    margin-top: 72px;
  }

  .page-home .home-version {
    padding: 112px 0 80px;
  }

  .page-home .home-version__grid {
    grid-template-columns: 6fr 5fr;
    gap: 72px;
  }

  .page-home .home-version__visual {
    transform: translateY(16px);
  }

  .page-home .home-compare {
    margin-top: 64px;
  }

  .page-home .home-capabilities {
    padding: 112px 0;
  }

  .page-home .home-capabilities__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .page-home .home-capability__inner {
    padding: 32px 28px;
  }

  .page-home .home-portals {
    padding: 112px 0;
  }

  .page-home .home-portals__grid {
    grid-template-columns: 5fr 6fr;
    gap: 72px;
  }
}

@media (min-width: 1200px) {
  .page-home .home-hero__content {
    grid-column: 1 / 7;
  }

  .page-home .home-hero__media {
    grid-column: 7 / 13;
    margin-right: -2vw;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-home .home-hero__img,
  .page-home .home-version__visual img,
  .page-home .home-portals__visual img {
    transition: transform var(--ease-slow), box-shadow var(--ease-slow);
  }

  .page-home .home-hero__img:hover,
  .page-home .home-version__visual img:hover,
  .page-home .home-portals__visual img:hover {
    transform: translateY(-4px);
    box-shadow: 0 32px 72px rgba(16, 35, 63, 0.26);
  }
}