.page-home {
  /* 页面级变量 */
  --page-hero-gradient: linear-gradient(135deg, var(--color-primary) 0%, #0f2744 100%);
  --page-gold-text: var(--color-gold);
  --page-card-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

/* ===== 首屏英雄区 ===== */
.page-home .hero-panel {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: var(--page-hero-gradient);
  overflow: hidden;
  padding: 0;
}
.page-home .hero-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
  mix-blend-mode: overlay;
}
.page-home .hero-content {
  position: relative;
  z-index: 1;
  padding: calc(var(--spacing-unit) * 6) var(--spacing-unit);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  color: var(--color-white);
}
.page-home .hero-title {
  font: 700 3.2rem/1.1 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin: 0 0 var(--spacing-unit);
  background: linear-gradient(135deg, var(--page-gold-text), #FFC107 60%, #fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-home .hero-tagline {
  display: block;
  font-weight: 300;
  font-size: 0.6em;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  -webkit-text-fill-color: var(--color-white);
  color: var(--color-white);
}
.page-home .hero-subtitle {
  font: var(--font-body);
  font-size: 1.2rem;
  margin: var(--spacing-unit) 0 calc(var(--spacing-unit) * 3);
  opacity: 0.85;
}
.page-home .hero-search {
  position: relative;
  max-width: 520px;
  margin: 0 auto calc(var(--spacing-unit) * 3);
  display: flex;
  align-items: center;
  background: var(--color-white);
  border-radius: 48px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  transition: box-shadow var(--transition-fast);
}
.page-home .hero-search:focus-within {
  box-shadow: 0 8px 40px rgba(255,215,0,0.3);
}
.page-home .hero-search .search-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 16px 24px;
  font: var(--font-body);
  color: var(--color-dark-gray);
  outline: none;
  border-radius: 48px 0 0 48px;
}
.page-home .hero-search .search-input::placeholder {
  color: var(--color-medium-gray);
}
.page-home .hero-search-icon {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.page-home .hero-search-icon:hover {
  color: var(--color-gold);
}
.page-home .hero-calendar-summary {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-unit) calc(var(--spacing-unit) * 2);
  align-items: center;
}
.page-home .calendar-badge {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(4px);
  padding: 8px 24px;
  border-radius: 48px;
  font: var(--font-data);
  font-size: 0.9rem;
  color: var(--color-gold);
}
.page-home .hero-calendar-summary .btn {
  margin: 0;
}

/* ===== 通用章节标题 ===== */
.page-home .section-heading {
  font: var(--font-heading);
  font-size: 2.2rem;
  text-align: center;
  margin: 0 0 calc(var(--spacing-unit) * 4);
  color: var(--color-primary);
  position: relative;
}
.page-home .section-heading::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--color-gold);
  margin: calc(var(--spacing-unit) * 1.5) auto 0;
  border-radius: 2px;
}

/* ===== 热门赛事 ===== */
.page-home .featured-events {
  background: var(--color-light-gray);
}
.page-home .events-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: calc(var(--spacing-unit) * 2);
}
.page-home .event-card {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  background: var(--color-white);
  box-shadow: var(--page-card-shadow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  cursor: default;
}
.page-home .event-card:hover,
.page-home .event-card:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}
.page-home .event-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}
.page-home .event-card-body {
  padding: calc(var(--spacing-unit) * 2);
}
.page-home .event-card-title {
  font: var(--font-heading);
  font-size: 1.3rem;
  margin: 0 0 var(--spacing-unit);
  color: var(--color-primary);
}
.page-home .event-card-desc {
  font: var(--font-data);
  color: var(--color-secondary);
  margin: 0 0 var(--spacing-unit);
}
.page-home .event-card-link {
  display: inline-block;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-home .event-card-link:hover {
  color: var(--color-gold);
}
.page-home .section-cta {
  text-align: center;
  margin-top: calc(var(--spacing-unit) * 4);
}

/* ===== 专家观点精选 ===== */
.page-home .expert-views {
  background: var(--color-white);
}
.page-home .expert-grid {
  display: grid;
  gap: calc(var(--spacing-unit) * 2);
}
.page-home .expert-card {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 2);
  padding: calc(var(--spacing-unit) * 2);
  background: var(--color-light-gray);
  border-radius: 16px;
  box-shadow: var(--page-card-shadow);
  transition: transform var(--transition-fast);
}
.page-home .expert-card:hover {
  transform: translateY(-3px);
}
.page-home .expert-avatar {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-gold);
}
.page-home .expert-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-home .expert-content {
  flex: 1;
}
.page-home .expert-title {
  font: var(--font-heading);
  font-size: 1.1rem;
  margin: 0 0 calc(var(--spacing-unit) / 2);
  color: var(--color-primary);
}
.page-home .expert-summary {
  font: var(--font-body);
  color: var(--color-dark-gray);
  margin: 0 0 var(--spacing-unit);
}
.page-home .expert-link {
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-home .expert-link:hover {
  color: var(--color-gold);
}

/* ===== 数据工具快速预览 ===== */
.page-home .data-tools {
  background: var(--color-light-gray);
}
.page-home .tools-grid {
  display: grid;
  gap: calc(var(--spacing-unit) * 2);
}
.page-home .tool-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--page-card-shadow);
  transition: transform var(--transition-fast);
}
.page-home .tool-card:hover {
  transform: translateY(-4px);
}
.page-home .tool-visual {
  width: 100%;
  height: 220px;
  overflow: hidden;
}
.page-home .tool-chart {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-home .tool-info {
  padding: calc(var(--spacing-unit) * 2);
}
.page-home .tool-title {
  font: var(--font-heading);
  font-size: 1.3rem;
  margin: 0 0 var(--spacing-unit);
  color: var(--color-primary);
}
.page-home .tool-desc {
  font: var(--font-body);
  color: var(--color-dark-gray);
  margin: 0 0 calc(var(--spacing-unit) * 2);
}

/* ===== 响应式 ===== */
@media (min-width: 768px) {
  .page-home .hero-title {
    font-size: 4.5rem;
  }
  .page-home .hero-content {
    padding: calc(var(--spacing-unit) * 10) calc(var(--spacing-unit) * 4);
  }
  .page-home .events-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .event-card-img {
    height: 180px;
  }
  .page-home .expert-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-home .expert-card {
    flex-direction: column;
    text-align: center;
    padding: calc(var(--spacing-unit) * 2);
  }
  .page-home .expert-avatar {
    width: 100px;
    height: 100px;
  }
  .page-home .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-home .tool-card {
    flex-direction: row;
  }
  .page-home .tool-visual {
    width: 45%;
    height: auto;
    min-height: 200px;
  }
  .page-home .tool-info {
    width: 55%;
  }
}

@media (min-width: 1024px) {
  .page-home .hero-title {
    font-size: 5.5rem;
  }
  .page-home .hero-subtitle {
    font-size: 1.4rem;
  }
}
.page-home .btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 48px;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.page-home .btn-primary {
  background: var(--color-gold);
  color: var(--color-dark-gray);
}
.page-home .btn-primary:hover {
  background: #e6c200;
}
.page-home .btn-outline {
  background: transparent;
  border: 2px solid var(--color-gold);
  color: var(--color-gold);
}
.page-home .btn-outline:hover {
  background: var(--color-gold);
  color: var(--color-dark-gray);
}
.page-home .section-panel {
  padding: calc(var(--spacing-unit) * 6) 0;
}