.page-home {
  --hero-visual-size: clamp(300px, 42vw, 520px);
  --card-skew: -1.2deg;
  --card-skew-alt: 0.8deg;
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 0 calc(clamp(10px, 2vw, 24px));
  margin: 0 auto;
  max-width: 1440px;
}
.page-home .breadcrumbs {
  padding-top: calc(var(--header-h) + 24px);
  margin-bottom: 20px;
}
.page-home .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
  font-family: var(--font-data);
  font-size: 12px;
}
.page-home .breadcrumb-item + .breadcrumb-item::before {
  content: "/";
  color: var(--muted);
  margin-right: 8px;
}

/* ===== 首屏分屏 ===== */
.page-home .hero-split {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 6vw, 80px);
  padding: clamp(40px, 8vw, 88px) 0 clamp(64px, 9vw, 120px);
  overflow: hidden;
}
.page-home .hero-bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
  z-index: 0;
  filter: grayscale(0.4);
}
.page-home .hero-narrative,
.page-home .hero-visual {
  position: relative;
  z-index: 1;
}
.page-home .hero-narrative {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  max-width: 620px;
}
.page-home .hero-narrative h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
  margin: 0;
}
.page-home .hero-narrative h1::after {
  content: "";
  display: block;
  width: 88px;
  height: 6px;
  background: linear-gradient(90deg, var(--red), var(--lime));
  margin-top: 24px;
}
.page-home .hero-narrative .lead {
  font-size: 16px;
  line-height: 1.78;
  color: var(--muted);
  margin: 0;
  max-width: 56ch;
}
.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.page-home .vertical-note {
  writing-mode: vertical-rl;
  position: absolute;
  right: -6px;
  bottom: 24px;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--muted);
  border-right: 2px solid var(--red);
  padding-right: 8px;
  opacity: 0.85;
}
.page-home .hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-home .hero-svg {
  width: 100%;
  max-width: var(--hero-visual-size);
  height: auto;
}

/* ===== 数据看板 ===== */
.page-home .section {
  position: relative;
  padding: var(--space) 0;
}
.page-home .section-header {
  margin-bottom: 32px;
  position: relative;
}
.page-home .section-eyebrow {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0 0 8px;
}
.page-home .section-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.2;
  color: var(--paper);
  margin: 0 0 12px;
}
.page-home .section-subtitle {
  font-size: 16px;
  line-height: 1.7;
  color: var(--muted);
  margin: 0;
  max-width: 60ch;
}
.page-home .data-dashboard {
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  padding-bottom: clamp(48px, 8vw, 96px);
}
.page-home .dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.page-home .data-card {
  border: 2px solid var(--red);
  box-shadow: var(--shadow);
  padding: 22px 20px;
  background: var(--ink-deep);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transform: rotate(var(--card-skew));
  transition: transform 0.25s ease, background 0.25s ease;
}
.page-home .data-card:nth-child(2) {
  transform: rotate(var(--card-skew-alt));
  border-color: var(--lime);
  z-index: 1;
  margin-left: 12px;
  background: rgba(196, 255, 0, 0.05);
}
.page-home .data-card:nth-child(3) {
  border-color: var(--muted);
  transform: rotate(-0.8deg);
  margin-right: 12px;
}
.page-home .data-card:nth-child(4) {
  border-color: var(--paper);
  transform: rotate(0.6deg);
  background: var(--red-soft);
}
.page-home .data-card:hover {
  transform: rotate(0deg) translateY(-3px);
  background: var(--lime-soft);
}
.page-home .data-label {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.page-home .data-value {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
  color: var(--paper);
  display: block;
}
.page-home .data-card:nth-child(2) .data-value {
  color: var(--lime);
}
.page-home .data-card:nth-child(1) .data-value {
  color: var(--red);
}
.page-home .data-desc {
  font-size: 14px;
  color: var(--muted);
}
.page-home .dashboard-deco {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  margin: 0 0 0 auto;
  opacity: 0.28;
  clip-path: polygon(10% 0, 100% 0, 90% 100%, 0 100%);
}
.page-home .dashboard-note {
  font-size: 14px;
  margin: 12px 0 0;
}

/* ===== 检索区 ===== */
.page-home .search-entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  border-bottom: 2px solid var(--line);
}
.page-home .search-visual {
  order: 2;
}
.page-home .search-visual img {
  width: 100%;
  max-width: 400px;
  height: auto;
  border: 2px solid var(--red);
  box-shadow: var(--shadow);
  clip-path: polygon(0 0, 85% 0, 100% 15%, 100% 100%, 15% 100%, 0 85%);
}
.page-home .search-content {
  order: 1;
}
.page-home .filter-list {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-home .filter-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
}
.page-home .search-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

/* ===== 公告区 ===== */
.page-home .update-bulletin {
  border-bottom: 2px solid var(--line);
}
.page-home .update-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}
.page-home .update-articles .section-header {
  margin-bottom: 20px;
}
.page-home .update-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.page-home .update-item {
  border-left: 3px solid var(--lime);
  padding: 4px 0 4px 18px;
}
.page-home .update-item:nth-child(2) {
  border-left-color: var(--red);
}
.page-home .update-item h3 {
  margin: 8px 0 4px;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.45;
}
.page-home .update-item h3 a {
  color: var(--paper);
  text-decoration: none;
}
.page-home .update-item h3 a:hover {
  color: var(--lime);
}
.page-home .update-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}
.page-home .update-visual {
  display: block;
  width: 100%;
  max-width: 600px;
  height: auto;
  border: 2px solid var(--line);
  box-shadow: var(--shadow);
  opacity: 0.85;
}

/* ===== 对照表 ===== */
.page-home .standings-block {
  border-bottom: 2px solid var(--line);
}
.page-home .standings-block .section-header {
  margin-bottom: 24px;
}
.page-home .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 2px solid var(--red);
  margin-bottom: 20px;
}
.page-home .tab {
  appearance: none;
  background: transparent;
  border: 2px solid transparent;
  border-bottom-color: transparent;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  padding: 10px 18px;
  cursor: pointer;
  border-radius: 6px 6px 0 0;
}
.page-home .tab[aria-selected="true"] {
  color: var(--paper);
  background: var(--red);
  border-color: var(--red);
}
.page-home .tab-panel {
  padding-top: 4px;
}
.page-home .table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.page-home .standings-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  min-width: 600px;
}
.page-home .standings-table caption {
  text-align: left;
  padding: 10px 14px;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--lime);
  background: var(--ink-deep);
  border-bottom: 1px solid var(--line);
}
.page-home .standings-table th,
.page-home .standings-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid rgba(241,245,249,0.08);
  white-space: nowrap;
}
.page-home .standings-table th {
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(11,20,32,0.7);
}
.page-home .standings-table td {
  color: var(--paper);
  font-family: var(--font-body);
}
.page-home .standings-table tr:nth-child(even) td {
  background: rgba(11,20,32,0.4);
}
.page-home .standings-table tr:hover td {
  background: var(--lime-soft);
}
.page-home .standings-table td strong {
  color: var(--lime);
  font-family: var(--font-data);
}
.page-home .scroll-load-hint {
  text-align: center;
  color: var(--muted);
  font-family: var(--font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  margin: 24px 0 0;
}

/* ===== 品牌叙事 ===== */
.page-home .brand-note {
  padding: var(--space) 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.page-home .brand-note .section-title {
  margin-bottom: 12px;
}
.page-home .brand-note .lead {
  max-width: 70ch;
  margin: 0 0 16px;
  color: var(--muted);
}
.page-home .brand-note .brandnote-links {
  display: flex;
}

/* ===== 显现动画 ===== */
.page-home [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.page-home [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 通用类（限定 page-home 场景内） ===== */
.page-home .tag {
  display: inline-block;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-data);
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
  padding: 5px 8px;
  border-radius: 2px;
  letter-spacing: 0.04em;
}
.page-home .tag-red {
  background: var(--red);
  color: var(--paper);
}
.page-home .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  line-height: 1;
  padding: 14px 24px;
  border: 2px solid transparent;
  border-radius: 0;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}
.page-home .btn-primary {
  background: var(--red);
  color: var(--paper);
  box-shadow: var(--shadow);
}
.page-home .btn-primary:hover {
  background: var(--paper);
  color: var(--red);
}
.page-home .btn-secondary {
  background: transparent;
  border-color: var(--lime);
  color: var(--lime);
}
.page-home .btn-secondary:hover {
  background: var(--lime);
  color: var(--ink);
}
.page-home .btn-ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--paper);
}
.page-home .btn-ghost:hover {
  border-color: var(--muted);
  color: var(--lime);
}
.page-home .btn-sm {
  padding: 10px 16px;
  font-size: 14px;
}
.page-home .muted-text {
  color: var(--muted);
}
.page-home .lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--paper);
}

/* ===== 桌面断点 ≥ 900px ===== */
@media (min-width: 900px) {
  .page-home {
    padding: 0 clamp(20px, 3.2vw, 52px);
  }
  .page-home .hero-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    min-height: calc(100vh - var(--header-h));
    align-items: center;
    gap: clamp(40px, 6vw, 96px);
  }
  .page-home .hero-visual {
    justify-content: flex-end;
  }
  .page-home .hero-svg {
    max-width: 520px;
  }
  .page-home .dashboard-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }
  .page-home .data-card-v1 {
    margin-top: 20px;
    margin-left: 18px;
  }
  .page-home .data-card-v2 {
    margin-top: 48px;
    margin-left: 12px;
  }
  .page-home .data-card-v3 {
    margin-top: 8px;
    margin-right: 14px;
  }
  .page-home .data-card-v4 {
    margin-top: 56px;
    margin-right: 8px;
  }
  .page-home .dashboard-deco {
    max-width: 520px;
    margin-top: -20px;
  }
  .page-home .search-entry {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: clamp(32px, 6vw, 80px);
  }
  .page-home .search-visual {
    order: 1;
  }
  .page-home .search-content {
    order: 2;
  }
  .page-home .update-layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: clamp(32px, 6vw, 72px);
    align-items: start;
  }
  .page-home .update-visual {
    margin-top: 60px;
  }
  .page-home .standings-table {
    font-size: 16px;
  }
  .page-home .standings-table th,
  .page-home .standings-table td {
    padding: 16px 20px;
  }
  .page-home .scroll-load-hint {
    display: none;
  }
}