/* ===== 9博平台 · 服务中心页面专属样式 ===== */
.page-products {
  --prod-rail-w: 13.5rem;
  --prod-shadow-card: 6px 8px 0 rgba(10, 26, 47, 0.16);
  --prod-shadow-lg: 10px 14px 0 rgba(10, 26, 47, 0.22);
}

/* ---------- 页首横幅 ---------- */
.page-products .prod-banner {
  position: relative;
  background: var(--depth);
  color: var(--paper);
  padding: calc(var(--header-h) + 2.5rem) 0 2.5rem;
  overflow: hidden;
}
.page-products .prod-banner::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--gold) 0 35%, var(--ember) 35% 65%, var(--moss) 65% 100%);
  opacity: 0.8;
}
.page-products .prod-banner-texture {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 200px;
  object-fit: cover;
  opacity: 0.42;
  pointer-events: none;
}
.page-products .prod-banner-inner {
  position: relative;
  z-index: 2;
}
.page-products .prod-banner-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.page-products .prod-banner-copy {
  max-width: 58rem;
}
.page-products .prod-banner .breadcrumb {
  margin-bottom: 0.5rem;
}
.page-products .crumb-sep {
  margin: 0 0.4rem;
  color: rgba(245, 241, 232, 0.55);
}
.page-products .prod-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 1.5rem;
}
.page-products .prod-meta-item {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.95rem;
  color: rgba(245, 241, 232, 0.85);
}
.page-products .prod-meta-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 0.6rem;
  height: 0.6rem;
  background: var(--gold);
  transform: rotate(45deg);
}
.page-products .prod-banner-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.75rem;
  align-items: center;
  background: rgba(245, 241, 232, 0.06);
  border: 2px solid rgba(201, 162, 75, 0.45);
  padding: 1rem 1.25rem;
}

/* ---------- 内容布局：主列 + 右侧目录 ---------- */
.page-products .prod-layout {
  padding: 2.5rem 0 4rem;
}
.page-products .prod-rail {
  background: var(--paper);
  border: 2px solid var(--depth);
  border-left: 5px solid var(--gold);
  box-shadow: var(--prod-shadow-card);
  padding: 1.1rem 1.25rem;
  margin-bottom: 2rem;
}
.page-products .prod-rail-kicker {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--ember);
  border-bottom: 2px solid var(--ember);
  padding-bottom: 0.25rem;
  margin-bottom: 0.75rem;
}
.page-products .prod-rail-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.9rem;
}
.page-products .prod-rail-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--depth);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}
.page-products .prod-rail-link .rail-num {
  color: var(--gold);
  font-size: 0.8rem;
  font-weight: 700;
}
.page-products .prod-rail-link:hover {
  color: var(--ember);
  border-bottom-color: var(--ember);
}
.page-products .prod-rail-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--slate);
  align-items: center;
}
.page-products .prod-rail-top {
  display: inline-block;
  margin-top: 0.75rem;
  background: none;
  border: 0;
  padding: 0;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--slate);
  cursor: pointer;
  border-bottom: 1px dashed var(--slate);
  transition: color 0.25s ease, border-color 0.25s ease;
}
.page-products .prod-rail-top:hover {
  color: var(--ember);
  border-color: var(--ember);
}
.page-products .prod-main {
  min-width: 0;
}
.page-products .prod-section {
  padding: 2rem 0;
  border-bottom: 2px solid var(--slate);
}
.page-products .prod-section:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

/* ---------- 章节标题 ---------- */
.page-products .chapter-head {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  margin-bottom: 1.5rem;
}
.page-products .chapter-index {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.4rem;
  line-height: 1;
  color: var(--gold);
  text-shadow: 3px 3px 0 rgba(10, 26, 47, 0.14);
  flex-shrink: 0;
}
.page-products .chapter-copy {
  min-width: 0;
}
.page-products .chapter-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--ember);
  margin-bottom: 0.3rem;
}
.page-products .chapter-copy h2 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.7rem;
  line-height: 1.25;
  color: var(--depth);
  margin: 0 0 0.5rem;
}
.page-products .chapter-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--slate);
  max-width: 46rem;
}

/* ---------- 01 服务总览 ---------- */
.page-products .svc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 1.5rem;
}
.page-products .svc-card {
  background: var(--light);
  border: 3px solid var(--depth);
  box-shadow: var(--prod-shadow-card);
  padding: 1.5rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.page-products .svc-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--prod-shadow-lg);
}
.page-products .svc-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gold);
  background: var(--paper);
  margin-bottom: 0.25rem;
}
.page-products .svc-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--depth);
  margin: 0;
}
.page-products .svc-desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--slate);
  flex: 1;
}
.page-products .svc-link {
  margin-top: 0.35rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 0.2rem;
  text-decoration-thickness: 1.5px;
}
.page-products .svc-link:hover {
  color: var(--ember);
  text-decoration-color: var(--ember);
}

/* ---------- 02 会员权益稳定版指南 ---------- */
.page-products .prod-section--benefits {
  background: var(--depth);
  color: var(--paper);
  border: 3px solid var(--depth);
  box-shadow: var(--prod-shadow-card);
  padding: 2rem 1.5rem;
  margin: 1.5rem 0 0.5rem;
}
.page-products .prod-section--benefits .chapter-index {
  color: var(--gold);
  text-shadow: 3px 3px 0 rgba(255, 255, 255, 0.12);
}
.page-products .prod-section--benefits .chapter-label {
  color: var(--ember);
}
.page-products .prod-section--benefits .chapter-copy h2 {
  color: var(--paper);
}
.page-products .prod-section--benefits .chapter-desc {
  color: rgba(245, 241, 232, 0.75);
}
.page-products .benefit-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.page-products .benefit-panel {
  background: rgba(245, 241, 232, 0.07);
  border: 2px solid rgba(201, 162, 75, 0.35);
  padding: 1.4rem 1.5rem 1.6rem;
}
.page-products .benefit-panel-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--gold);
  margin: 0 0 1.1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid rgba(201, 162, 75, 0.3);
}
.page-products .benefit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}
.page-products .benefit-item {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.85rem;
  align-items: flex-start;
  font-size: 0.95rem;
  line-height: 1.7;
}
.page-products .b-code {
  background: var(--gold);
  color: var(--depth);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  text-align: center;
  padding: 0.25rem 0.35rem;
  border-radius: 2px;
  letter-spacing: 0.03em;
}
.page-products .b-text {
  color: rgba(245, 241, 232, 0.9);
}
.page-products .benefit-cover {
  background: var(--paper);
  border: 3px solid var(--gold);
  box-shadow: var(--prod-shadow-lg);
  padding: 0.9rem 0.9rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  align-self: start;
}
.page-products .benefit-cover-img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .benefit-cover-caption {
  font-family: var(--font-body);
  font-size: 0.95rem;
  text-align: center;
  color: var(--slate);
  line-height: 1.6;
}

/* ---------- 03 功能模块索引 ---------- */
.page-products .prod-section--modules {
  padding-top: 2.5rem;
}
.page-products .module-layout {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.page-products .module-table-wrap {
  overflow-x: auto;
  border: 3px solid var(--depth);
  box-shadow: var(--prod-shadow-card);
  background: var(--light);
}
.page-products .module-table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
}
.page-products .module-table th,
.page-products .module-table td {
  padding: 0.8rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--slate);
  font-size: 0.95rem;
  line-height: 1.5;
}
.page-products .module-table thead th {
  background: var(--depth);
  color: var(--paper);
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 0.9rem;
}
.page-products .module-table tbody th {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--depth);
  background: var(--paper);
}
.page-products .module-table tbody td {
  background: var(--light);
  color: var(--slate);
}
.page-products .module-table tbody tr:last-child th,
.page-products .module-table tbody tr:last-child td {
  border-bottom: 0;
}
.page-products .module-figure {
  margin: 0;
  background: var(--paper);
  border: 3px solid var(--ember);
  box-shadow: var(--prod-shadow-card);
  padding: 0.6rem;
}
.page-products .module-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}
.page-products .module-figure figcaption {
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--slate);
  padding-top: 0.55rem;
}

/* ---------- 04 内容中心三级页面结构 ---------- */
.page-products .prod-section--hierarchy {
  background: var(--depth);
  color: var(--paper);
  border: 3px solid var(--depth);
  box-shadow: var(--prod-shadow-card);
  padding: 2rem 1.5rem;
  margin: 1.5rem 0 0;
}
.page-products .prod-section--hierarchy .chapter-label,
.page-products .prod-section--hierarchy .chapter-copy h2 {
  color: var(--paper);
}
.page-products .prod-section--hierarchy .chapter-desc {
  color: rgba(245, 241, 232, 0.75);
}
.page-products .hierarchy-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.page-products .hierarchy-visual {
  background: var(--paper);
  border: 3px solid var(--gold);
  box-shadow: var(--prod-shadow-lg);
  padding: 0.5rem;
}
.page-products .hierarchy-img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}
.page-products .hierarchy-tree {
  display: grid;
  gap: 0.6rem;
  border-left: 3px solid var(--gold);
  padding-left: 1.2rem;
}
.page-products .tree-branch {
  display: grid;
  gap: 0.5rem;
  border-left: 2px solid rgba(201, 162, 75, 0.35);
  padding-left: 1rem;
}
.page-products .tree-node {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.45rem 0.75rem;
  border: 2px solid rgba(201, 162, 75, 0.4);
  background: rgba(245, 241, 232, 0.07);
  color: var(--paper);
  position: relative;
  text-decoration: none;
}
.page-products .tree-node::before {
  content: "";
  position: absolute;
  left: -1.2rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0.8rem;
  height: 2px;
  background: var(--gold);
}
.page-products .tree-root {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--depth);
  font-size: 1.05rem;
}
.page-products .tree-l2 {
  font-size: 1rem;
}
.page-products .tree-l3 {
  border-style: dashed;
  color: rgba(245, 241, 232, 0.8);
  font-weight: 500;
}
.page-products .tree-link:hover {
  border-color: var(--ember);
  background: rgba(210, 105, 30, 0.16);
  color: var(--light);
}
.page-products .tree-tag {
  display: inline-block;
  margin-left: 0.5rem;
  background: var(--moss);
  color: var(--depth);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
  vertical-align: middle;
}
.page-products .hierarchy-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 768px) {
  .page-products .prod-banner-grid {
    grid-template-columns: 1fr auto;
    align-items: end;
    margin-top: 2rem;
  }
  .page-products .prod-banner {
    padding: calc(var(--header-h) + 3rem) 0 3.5rem;
  }
  .page-products .chapter-head {
    gap: 1.5rem;
  }
  .page-products .chapter-index {
    font-size: 3rem;
  }
  .page-products .chapter-copy h2 {
    font-size: 2rem;
  }
  .page-products .svc-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  .page-products .svc-card--panel {
    grid-column: span 1;
  }
  .page-products .svc-card--data {
    grid-column: span 2;
  }
  .page-products .svc-card--update {
    grid-column: span 3;
  }
  .page-products .svc-card--content {
    grid-column: span 2;
  }
  .page-products .svc-card--benefits {
    grid-column: span 3;
  }
  .page-products .svc-card--support {
    grid-column: span 1;
  }
  .page-products .benefit-grid {
    grid-template-columns: 1fr 400px;
    gap: 2rem;
  }
  .page-products .module-layout {
    grid-template-columns: 1fr 300px;
    gap: 2rem;
    align-items: start;
  }
  .page-products .hierarchy-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
  }
}

/* ---------- 桌面端整体布局 ---------- */
@media (min-width: 992px) {
  .page-products .prod-layout {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
  }
  .page-products .prod-rail {
    display: block;
    width: var(--prod-rail-w);
    flex-shrink: 0;
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
    margin-bottom: 0;
  }
  .page-products .prod-rail-nav {
    flex-direction: column;
    gap: 0.55rem;
  }
  .page-products .prod-main {
    flex: 1;
  }
  .page-products .prod-section--benefits,
  .page-products .prod-section--hierarchy {
    padding: 3rem;
  }
  .page-products .svc-card {
    padding: 1.75rem 1.6rem;
  }
}