.page-home {
  --home-sidebar-width: 300px;
  --home-gap: 2rem;
  --home-border-radius: 12px;
  --home-card-padding: 1.8rem;
  --home-accent-gradient: linear-gradient(135deg, var(--primary-neon-blue), var(--primary-neon-purple));
  --home-orange-glow: 0 0 20px rgba(255, 69, 0, 0.3);
  font-family: var(--font-body);
  color: var(--text-primary);
  background-color: var(--bg-dark);
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
  position: relative;
}

/* ===== 上下文标识 ===== */
.home-context {
  margin-bottom: 0.5rem;
}
.home-context-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary-neon-blue);
  border: 2px solid var(--primary-neon-blue);
  padding: 0.2rem 0.8rem;
  background: rgba(0, 212, 255, 0.08);
}

/* ===== 标题区 ===== */
.home-title {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin: 0.2rem 0 0.2rem;
  text-shadow: 0 0 12px var(--hover-glow), 0 0 30px rgba(0, 212, 255, 0.3);
  color: var(--text-primary);
  line-height: 1.1;
}
.home-subtitle {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin: 0 0 2rem 0;
  letter-spacing: 1px;
}

/* ===== 主布局 ===== */
.home-layout {
  display: flex;
  flex-direction: column;
  gap: var(--home-gap);
}
.home-main {
  flex: 1;
  min-width: 0;
}
.home-sidebar {
  flex-shrink: 0;
  width: 100%;
}

/* ===== 首屏网格 ===== */
.home-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  margin-bottom: var(--home-gap);
}

/* ===== 下载历史入口 ===== */
.home-download {
  background: var(--bg-card);
  border: var(--border-thick) solid var(--primary-neon-blue);
  border-radius: var(--home-border-radius);
  padding: var(--home-card-padding);
  box-shadow: var(--shadow-hard);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}
.home-download::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: var(--home-accent-gradient);
}
.home-download:hover {
  box-shadow: 6px 6px 0px 0px var(--primary-neon-blue), var(--home-orange-glow);
  border-color: var(--accent-blood-orange);
}
.home-download-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.home-download-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0;
  color: var(--primary-neon-blue);
}
.home-download-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.7;
}
.home-download-img {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  border: 2px solid var(--border-highlight);
  object-fit: cover;
  align-self: flex-start;
}
.home-download-details {
  margin-top: 0.5rem;
}
.home-download-summary {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent-blood-orange);
  cursor: pointer;
  padding: 0.5rem 1rem;
  border: 2px solid var(--accent-blood-orange);
  display: inline-block;
  transition: background 0.2s, color 0.2s;
  list-style: none;
  user-select: none;
}
.home-download-summary::-webkit-details-marker {
  display: none;
}
.home-download-summary:hover {
  background: var(--accent-blood-orange);
  color: var(--bg-dark);
}
.home-download-list {
  margin: 1rem 0 0;
  padding: 0 0 0 1.2rem;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.home-download-list li {
  position: relative;
  padding-left: 1.2rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}
.home-download-list li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--primary-neon-blue);
  font-weight: 700;
}
.home-download-link {
  align-self: flex-start;
  margin-top: 0.5rem;
}

/* ===== 右列 ===== */
.home-nav-right {
  display: flex;
  flex-direction: column;
  gap: var(--home-gap);
}

/* ===== 赛事导航 ===== */
.home-sports-nav {
  background: var(--bg-card);
  border: var(--border-thick) solid var(--primary-neon-purple);
  border-radius: var(--home-border-radius);
  padding: var(--home-card-padding);
  box-shadow: 4px 4px 0px 0px var(--primary-neon-purple);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}
.home-sports-nav::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, transparent 50%, rgba(138, 43, 226, 0.15) 50%);
}
.home-sports-nav:hover {
  box-shadow: 4px 4px 0px 0px var(--accent-blood-orange), 0 0 20px rgba(138, 43, 226, 0.3);
  border-color: var(--accent-blood-orange);
}
.home-sports-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--primary-neon-purple);
}
.home-sports-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0 0 1rem;
  line-height: 1.6;
}
.home-sports-steps {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.home-sports-step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--text-primary);
  background: rgba(0, 212, 255, 0.08);
  padding: 0.4rem 1rem;
  border: 1px solid var(--border-highlight);
  border-radius: 4px;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: var(--primary-neon-blue);
  color: var(--bg-dark);
  font-weight: 900;
  border-radius: 50%;
  font-size: 0.8rem;
}
.home-sports-img {
  width: 100%;
  max-width: 400px;
  height: auto;
  border-radius: 8px;
  border: 2px solid var(--primary-neon-purple);
  object-fit: cover;
  margin-bottom: 0.5rem;
}
.home-sports-link {
  align-self: flex-start;
}

/* ===== 缓存动态 ===== */
.home-cache-status {
  background: var(--bg-card);
  border: var(--border-thick) solid var(--accent-blood-orange);
  border-radius: var(--home-border-radius);
  padding: var(--home-card-padding);
  box-shadow: 4px 4px 0px 0px var(--accent-blood-orange);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
.home-cache-status:hover {
  box-shadow: 4px 4px 0px 0px var(--primary-neon-blue), var(--home-orange-glow);
  border-color: var(--primary-neon-blue);
}
.home-cache-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--accent-blood-orange);
}
.home-cache-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0 0 1rem;
  line-height: 1.6;
}
.home-cache-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.home-cache-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.cache-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-blood-orange);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(255, 69, 0, 0.6);
}

/* ===== 时间轴 ===== */
.home-timeline {
  margin-top: var(--home-gap);
  padding: var(--home-card-padding) 0;
  position: relative;
}
.section-divider {
  height: 4px;
  background: var(--home-accent-gradient);
  transform: skewX(-12deg);
  margin-bottom: 2rem;
  width: 80%;
  max-width: 600px;
  box-shadow: 0 0 12px var(--hover-glow);
}
.home-timeline-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--text-primary);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}
.home-timeline-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin: 0 0 2rem;
  line-height: 1.7;
}
.home-timeline-track {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: relative;
  padding-left: 2rem;
}
.home-timeline-track::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-neon-blue), var(--primary-neon-purple), var(--accent-blood-orange));
  border-radius: 2px;
}
.home-timeline-item {
  display: flex;
  gap: 1rem;
  position: relative;
}
.tl-marker {
  position: absolute;
  left: -2rem;
  top: 0.3rem;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bg-dark);
  border: 3px solid var(--primary-neon-blue);
  box-shadow: 0 0 12px var(--hover-glow);
  flex-shrink: 0;
  z-index: 1;
}
.home-timeline-item:nth-child(2) .tl-marker {
  border-color: var(--primary-neon-purple);
  box-shadow: 0 0 12px rgba(138, 43, 226, 0.5);
}
.home-timeline-item:nth-child(3) .tl-marker {
  border-color: var(--accent-blood-orange);
  box-shadow: 0 0 12px rgba(255, 69, 0, 0.5);
}
.home-timeline-item:nth-child(4) .tl-marker {
  border-color: var(--primary-neon-blue);
  box-shadow: 0 0 12px var(--hover-glow);
}
.tl-content {
  flex: 1;
  background: var(--bg-card);
  padding: 1.2rem 1.5rem;
  border-radius: 8px;
  border-left: 4px solid var(--primary-neon-blue);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.tl-content:hover {
  border-left-color: var(--accent-blood-orange);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.15);
}
.home-timeline-item:nth-child(2) .tl-content {
  border-left-color: var(--primary-neon-purple);
}
.home-timeline-item:nth-child(2) .tl-content:hover {
  border-left-color: var(--accent-blood-orange);
}
.home-timeline-item:nth-child(3) .tl-content {
  border-left-color: var(--accent-blood-orange);
}
.home-timeline-item:nth-child(3) .tl-content:hover {
  border-left-color: var(--primary-neon-blue);
}
.home-timeline-item:nth-child(4) .tl-content {
  border-left-color: var(--primary-neon-blue);
}
.home-timeline-item:nth-child(4) .tl-content:hover {
  border-left-color: var(--primary-neon-purple);
}
.tl-content h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 0 0 0.3rem;
  color: var(--text-primary);
}
.tl-content p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}
.home-timeline-link {
  display: inline-block;
  margin-top: 2rem;
}

/* ===== 右侧栏 ===== */
.home-sidebar-inner {
  display: flex;
  flex-direction: column;
  gap: var(--home-gap);
}
.home-guide {
  background: var(--bg-card);
  border: var(--border-thick) solid var(--primary-neon-blue);
  border-radius: var(--home-border-radius);
  padding: var(--home-card-padding);
  box-shadow: 4px 4px 0px 0px var(--primary-neon-blue);
  transition: box-shadow 0.3s ease;
  text-align: center;
}
.home-guide:hover {
  box-shadow: 4px 4px 0px 0px var(--accent-blood-orange), 0 0 20px var(--hover-glow);
}
.home-guide-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--primary-neon-blue);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
  margin-bottom: 1rem;
}
.home-guide-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--primary-neon-blue);
}
.home-guide-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0 0 1rem;
  line-height: 1.6;
}
.home-guide-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  text-align: left;
}
.home-guide-steps li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 1.6rem;
  position: relative;
  line-height: 1.5;
}
.home-guide-steps li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  background: var(--primary-neon-blue);
  color: var(--bg-dark);
  font-weight: 900;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.home-guide-steps {
  counter-reset: step-counter;
}
.home-guide-link {
  display: inline-block;
}

.home-updates {
  background: var(--bg-card);
  border: var(--border-thick) solid var(--primary-neon-purple);
  border-radius: var(--home-border-radius);
  padding: var(--home-card-padding);
  box-shadow: 4px 4px 0px 0px var(--primary-neon-purple);
  transition: box-shadow 0.3s ease;
}
.home-updates:hover {
  box-shadow: 4px 4px 0px 0px var(--accent-blood-orange), 0 0 16px rgba(138, 43, 226, 0.3);
}
.home-updates-img {
  width: 100%;
  height: auto;
  max-height: 100px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 1rem;
  border: 1px solid var(--primary-neon-purple);
}
.home-updates-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin: 0 0 0.8rem;
  color: var(--primary-neon-purple);
}
.home-updates-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.home-updates-list li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 1rem;
  position: relative;
}
.home-updates-list li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent-blood-orange);
  font-weight: 700;
  font-size: 1.2rem;
}
.home-updates-contact {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent-blood-orange);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}
.home-updates-contact:hover {
  border-bottom-color: var(--accent-blood-orange);
}

/* ===== 信任声明 ===== */
.home-trust {
  margin-top: 3rem;
  padding: 1.5rem 1rem;
  border-top: 1px solid rgba(0, 212, 255, 0.2);
  text-align: center;
}
.home-trust p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
  max-width: 800px;
  margin: 0 auto;
}

/* ===== 按钮共享风格覆盖 ===== */
.page-home .btn {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 0.65rem 1.8rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: transform 0.2s, box-shadow 0.2s;
}
.page-home .btn:hover {
  transform: translate(-2px, -2px);
}
.page-home .btn-primary {
  background: var(--primary-neon-blue);
  color: var(--bg-dark);
  box-shadow: 3px 3px 0px 0px rgba(0, 0, 0, 0.4);
}
.page-home .btn-primary:hover {
  box-shadow: 3px 3px 0px 0px var(--accent-blood-orange);
}
.page-home .btn-accent {
  background: var(--accent-blood-orange);
  color: var(--text-primary);
  box-shadow: 3px 3px 0px 0px rgba(0, 0, 0, 0.4);
}
.page-home .btn-accent:hover {
  box-shadow: 3px 3px 0px 0px var(--primary-neon-blue);
}

/* ===== 响应式：平板及以上 ===== */
@media (min-width: 768px) {
  .page-home {
    padding: 2rem 2rem 3rem;
  }
  .home-title {
    font-size: 3.6rem;
  }
  .home-subtitle {
    font-size: 1.2rem;
  }
  .home-grid {
    grid-template-columns: 2fr 1fr;
  }
  .home-timeline-track {
    padding-left: 3rem;
  }
  .tl-marker {
    left: -3rem;
    width: 22px;
    height: 22px;
  }
  .home-sidebar-inner {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .home-guide {
    flex: 1;
    min-width: 260px;
  }
  .home-updates {
    flex: 1;
    min-width: 200px;
  }
}

/* ===== 响应式：桌面 ===== */
@media (min-width: 1024px) {
  .page-home {
    padding: 2.5rem 3rem 4rem;
  }
  .home-title {
    font-size: 4.2rem;
    letter-spacing: 4px;
  }
  .home-layout {
    flex-direction: row;
    align-items: flex-start;
  }
  .home-main {
    flex: 1;
    min-width: 0;
  }
  .home-sidebar {
    width: var(--home-sidebar-width);
    position: sticky;
    top: 2rem;
    align-self: flex-start;
  }
  .home-sidebar-inner {
    flex-direction: column;
  }
  .home-guide {
    flex: none;
    min-width: auto;
  }
  .home-updates {
    flex: none;
    min-width: auto;
  }
  .home-grid {
    grid-template-columns: 2fr 1fr;
  }
  .home-download-title {
    font-size: 2rem;
  }
  .home-timeline-title {
    font-size: 2.4rem;
  }
}

/* ===== 滚动显现动画 ===== */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-reveal][data-revealed] {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 图片自适应 ===== */
.page-home img {
  max-width: 100%;
  height: auto;
}
</main>