/* ===== 首页专属样式 .page-home ===== */
.page-home {
  --cover-height: 100vh;
  --card-radius: var(--radius-md);
  --particle-count: 10;
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
}

/* ---- 首屏封面 ---- */
.page-home .cover-stage {
  position: relative;
  width: 100%;
  height: var(--cover-height);
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
}

.page-home .cover-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: 0;
}

/* ---- 粒子场 ---- */
.page-home .particle-field {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.page-home .particle {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: var(--s);
  height: var(--s);
  background: var(--c);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--c), 0 0 24px var(--c);
  animation: particle-drift var(--dur, 9s) ease-in-out var(--delay, 0s) infinite alternate;
  opacity: 0.6;
}

@keyframes particle-drift {
  0% {
    transform: translate(0, 0) scale(0.8);
    opacity: 0.3;
  }
  50% {
    opacity: 0.9;
  }
  100% {
    transform: translate(calc(var(--s) * 4), calc(var(--s) * -3)) scale(1.2);
    opacity: 0.4;
  }
}

/* ---- 封面内容 ---- */
.page-home .cover-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.page-home .cover-breadcrumb {
  align-self: flex-start;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  background: rgba(10,10,26,0.6);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  border-left: var(--border-thick) solid var(--color-accent);
  margin-bottom: 0.5rem;
}

.page-home .breadcrumb-item {
  display: inline-block;
}

.page-home .cover-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 12vw, 5.5rem);
  font-weight: 700;
  color: var(--color-primary);
  text-shadow: 0 0 40px rgba(255,42,42,0.35), 0 0 80px rgba(255,42,42,0.12);
  line-height: 1.1;
  margin: 0;
  letter-spacing: 0.06em;
}

.page-home .cover-lead {
  font-size: clamp(1rem, 3vw, 1.5rem);
  color: var(--color-text-secondary);
  max-width: 600px;
  line-height: 1.5;
  margin: 0;
  font-weight: 400;
  border-top: 1px solid rgba(255,215,0,0.25);
  border-bottom: 1px solid rgba(255,215,0,0.25);
  padding: 0.6rem 1rem;
}

.page-home .index-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-top: 0.8rem;
  width: 100%;
}

.page-home .index-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
  background: var(--color-surface);
  border: var(--border-thick) solid rgba(0,191,255,0.25);
  border-radius: var(--card-radius);
  padding: 1.2rem 1.8rem;
  min-width: 140px;
  text-decoration: none;
  color: var(--color-text);
  box-shadow: var(--shadow-strong);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  cursor: pointer;
}

.page-home .index-card:hover {
  transform: perspective(800px) rotateX(5deg) translateY(-6px);
  box-shadow: var(--shadow-glow);
  border-color: var(--color-secondary);
}

.page-home .index-card-icon {
  font-size: 2rem;
  line-height: 1;
}

.page-home .index-card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}

.page-home .index-card-desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* ---- 页面主体区域 ---- */
.page-home .page-body {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

/* ---- 通用section头部 ---- */
.page-home .section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.8rem;
}

.page-home .section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  white-space: nowrap;
}

.page-home .section-line {
  flex: 1;
  height: var(--border-thick);
  background: linear-gradient(90deg, var(--color-accent), transparent);
  border-radius: 2px;
}

/* ---- 最新版本动态 ---- */
.page-home .section-version {
  scroll-margin-top: 2rem;
}

.page-home .version-highlight {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem;
  background: var(--color-surface);
  border: var(--border-thick) solid rgba(255,215,0,0.2);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-strong);
  transition: box-shadow var(--transition), transform var(--transition);
}

.page-home .version-highlight:hover {
  box-shadow: var(--shadow-glow);
  transform: perspective(800px) rotateX(2deg);
}

.page-home .vh-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.page-home .version-badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-text-on-accent);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 20px rgba(255,215,0,0.25);
}

.page-home .version-tag {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--color-secondary);
  letter-spacing: 0.04em;
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.8rem;
  font-family: var(--font-heading);
}

.page-home .version-desc {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin: 0;
  max-width: 720px;
}

.page-home .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
  width: fit-content;
}

.page-home .btn-primary {
  background: var(--color-primary);
  color: var(--color-text);
  border: none;
  box-shadow: 0 0 20px rgba(255,42,42,0.2);
}

.page-home .btn-primary:hover {
  background: #e02020;
  box-shadow: 0 0 40px rgba(255,42,42,0.4);
  transform: translateY(-2px);
}

/* ---- 数据追踪面板 ---- */
.page-home .section-tracker {
  scroll-margin-top: 2rem;
}

.page-home .tracker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.page-home .tracker-card {
  background: var(--color-surface);
  border: var(--border-thick) solid rgba(0,191,255,0.15);
  border-radius: var(--card-radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  box-shadow: var(--shadow-strong);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.page-home .tracker-card:hover {
  box-shadow: var(--shadow-glow);
  transform: perspective(800px) rotateX(3deg) translateY(-4px);
  border-color: rgba(0,191,255,0.45);
}

.page-home .tracker-icon {
  width: 64px;
  height: 64px;
  object-fit: contain;
  opacity: 0.85;
}

.page-home .version-detail {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page-home .version-number {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-accent);
  cursor: pointer;
  list-style: none;
  padding: 0.2rem 0.6rem;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
  display: inline-block;
}

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

.page-home .version-number::marker {
  display: none;
  content: '';
}

.page-home .version-detail[open] .version-number {
  border-bottom-color: var(--color-accent);
  color: var(--color-text);
}

.page-home .update-curve {
  display: flex;
  align-items: flex-end;
  gap: 0.4rem;
  padding: 1rem 0.5rem 0.5rem;
  width: 100%;
  flex-wrap: wrap;
  justify-content: center;
  animation: curve-fade-in 0.35s ease-out;
}

@keyframes curve-fade-in {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-home .curve-bar {
  display: block;
  width: 20px;
  height: var(--h, 50%);
  min-height: 8px;
  background: var(--color-secondary);
  border-radius: 2px 2px 0 0;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.page-home .curve-bar:hover {
  opacity: 1;
}

.page-home .curve-note {
  width: 100%;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0.6rem 0 0.2rem;
  text-align: center;
}

.page-home .update-time {
  width: 100%;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-align: center;
  font-family: var(--font-mono);
  opacity: 0.7;
}

.page-home .search-area {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
}

.page-home .search-input {
  width: 100%;
  max-width: 480px;
  padding: 0.9rem 1.2rem;
  background: var(--color-surface);
  border: var(--border-thick) solid rgba(0,191,255,0.2);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-home .search-input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.6;
}

.page-home .search-input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 30px rgba(0,191,255,0.12);
}

.page-home .search-hint {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  opacity: 0.6;
}

/* ---- 战队对比实时排名 ---- */
.page-home .section-team {
  scroll-margin-top: 2rem;
}

.page-home .team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.page-home .team-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem 1.5rem;
  background: var(--color-surface);
  border: var(--border-thick) solid rgba(255,42,42,0.15);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-strong);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.page-home .team-card:hover {
  box-shadow: var(--shadow-glow);
  transform: perspective(800px) rotateX(4deg) translateY(-6px);
  border-color: rgba(255,42,42,0.4);
}

.page-home .team-radar {
  width: 160px;
  height: 160px;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(0,191,255,0.06);
  padding: 0.5rem;
  box-shadow: 0 0 30px rgba(0,191,255,0.08);
}

.page-home .team-name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  letter-spacing: 0.04em;
}

.page-home .team-stats {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-home .stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.page-home .stat-label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.page-home .stat-value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-accent);
}

.page-home .team-cta {
  display: flex;
  justify-content: center;
  margin-top: 0.5rem;
}

/* ---- 分隔装饰 ---- */
.page-home .section-divider {
  width: 100%;
  display: flex;
  justify-content: center;
  opacity: 0.4;
  padding: 0.5rem 0;
}

.page-home .section-divider img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

/* ---- 返回顶部按钮 ---- */
.page-home .scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-text);
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 0 30px rgba(255,42,42,0.25);
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.page-home .scroll-top[data-visible] {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.page-home .scroll-top:hover {
  box-shadow: 0 0 50px rgba(255,42,42,0.45);
  transform: translateY(-4px) scale(1.05);
}

/* ---- 共享类覆盖（限定于首页） ---- */
.page-home .float-card {
  transition: box-shadow var(--transition), transform var(--transition);
}

/* ---- 移动端适配 ---- */
@media (max-width: 768px) {
  .page-home .cover-stage {
    height: 92vh;
    min-height: 520px;
  }

  .page-home .cover-content {
    padding: 1rem;
    gap: 0.8rem;
  }

  .page-home .cover-title {
    font-size: clamp(2rem, 10vw, 3.6rem);
  }

  .page-home .cover-lead {
    font-size: 0.9rem;
    padding: 0.4rem 0.6rem;
  }

  .page-home .index-grid {
    gap: 0.6rem;
  }

  .page-home .index-card {
    min-width: 100px;
    padding: 0.9rem 1rem;
  }

  .page-home .index-card-title {
    font-size: 0.85rem;
  }

  .page-home .index-card-desc {
    display: none;
  }

  .page-home .page-body {
    padding: 1.2rem 1rem 2.5rem;
    gap: 2.5rem;
  }

  .page-home .section-header {
    flex-wrap: wrap;
  }

  .page-home .section-header h2 {
    font-size: 1.3rem;
    white-space: normal;
  }

  .page-home .section-line {
    height: 2px;
  }

  .page-home .tracker-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .page-home .team-grid {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }

  .page-home .team-radar {
    width: 120px;
    height: 120px;
  }

  .page-home .version-highlight {
    padding: 1.2rem;
  }

  .page-home .search-input {
    padding: 0.7rem 1rem;
    font-size: 0.9rem;
  }

  .page-home .scroll-top {
    bottom: 1.2rem;
    right: 1.2rem;
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }

  .page-home .version-number {
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  .page-home .cover-stage {
    height: 86vh;
    min-height: 460px;
  }

  .page-home .cover-title {
    font-size: 2rem;
  }

  .page-home .index-grid {
    flex-direction: column;
    align-items: center;
  }

  .page-home .index-card {
    width: 100%;
    max-width: 260px;
    flex-direction: row;
    gap: 0.6rem;
    padding: 0.8rem 1rem;
  }

  .page-home .index-card-icon {
    font-size: 1.4rem;
  }

  .page-home .index-card-desc {
    display: inline;
    font-size: 0.75rem;
  }
}

.page-home {
  --c: none;
  --delay: inherit;
  --dur: inherit;
  --h: 1rem;
  --s: 1rem;
  --x: inherit;
  --y: inherit;
}