.page-products {
  --pf-gap: 16px;
  position: relative;
  display: block;
  padding-bottom: 72px;
  color: var(--ink);
  background: linear-gradient(180deg, var(--paper) 0%, var(--paper) 55%, var(--mist) 100%);
  overflow-x: clip;
}

/* 面包屑 */
.page-products .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 20px;
  padding-bottom: 20px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--slate);
}
.page-products .crumbs a {
  color: var(--scroll);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-products .crumbs a:hover,
.page-products .crumbs a:focus-visible {
  color: var(--amber-ink);
  border-bottom-color: var(--amber);
}

/* 首屏 */
.page-products .biz-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-top: 6px;
  padding-bottom: 56px;
}
.page-products .biz-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--route);
}
.page-products .biz-hero .eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--amber);
}
.page-products .biz-hero h1 {
  margin: 14px 0 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(30px, 8vw, 50px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.page-products .biz-hero .lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--slate);
}
.page-products .biz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-products .biz-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}
.page-products .biz-facts li {
  font-size: 12px;
  line-height: 1.5;
  color: var(--slate);
}
.page-products .biz-facts__num {
  display: block;
  margin-bottom: 4px;
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.page-products .biz-hero__visual {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--mist);
  box-shadow: var(--shadow);
}
.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

/* 章节通用 */
.page-products .biz-section {
  padding-top: 54px;
}
.page-products .biz-section > .section-band {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}
.page-products .biz-section h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(22px, 5.4vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.page-products .biz-section__lede {
  margin: 0 0 26px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--slate);
}
.page-products .biz-figure {
  margin: 24px 0 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--paper);
  box-shadow: var(--shadow);
}
.page-products .biz-figure .media-caption {
  margin: 10px 2px 2px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--slate);
}
.page-products .biz-note {
  position: relative;
  margin: 20px 0 0;
  padding: 14px 16px 14px 40px;
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: rgba(255, 107, 74, .07);
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-2);
}
.page-products .biz-note::before {
  content: "!";
  position: absolute;
  left: 14px;
  top: 15px;
  width: 16px;
  height: 16px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--coral);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
}

/* 四宫格服务清单 */
.page-products .svc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
.page-products .svc-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--paper);
  box-shadow: var(--shadow);
}
.page-products .svc-card .card-num {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--amber-ink);
  font-variant-numeric: tabular-nums;
}
.page-products .svc-card .card-title {
  margin: 0;
  font-family: var(--display);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}
.page-products .svc-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}
.page-products .svc-card .tag {
  align-self: flex-start;
  margin-top: auto;
}

/* 横向操作卡片带 */
.page-products .flow-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-products .flow-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 18px 18px 18px 16px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--scroll);
  border-radius: 0 var(--r-l) var(--r-l) 0;
  background: var(--mist);
}
.page-products .flow-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--r-s);
  background: var(--scroll);
  color: #FFFFFF;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.page-products .flow-body h3 {
  margin: 0 0 6px;
  font-family: var(--display);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}
.page-products .flow-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}

/* 两步完成 */
.page-products .step-two {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}
.page-products .step-two__visual {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--paper);
  box-shadow: var(--shadow);
}
.page-products .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-products .step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--paper);
  box-shadow: var(--shadow);
}
.page-products .step .step-num {
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}
.page-products .step-body h3 {
  margin: 0 0 8px;
  font-family: var(--display);
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}
.page-products .step-body > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}
.page-products .step details {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line-strong);
}
.page-products .step summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--scroll);
}
.page-products .step summary::-webkit-details-marker {
  display: none;
}
.page-products .step summary::before {
  content: "+ ";
  color: var(--amber);
}
.page-products .step details[open] summary::before {
  content: "− ";
}
.page-products .step details p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}

/* 版本对照 */
.page-products .version-chips {
  display: inline-flex;
  gap: 4px;
  margin-bottom: 18px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--mist);
}
.page-products .version-chips .chip {
  padding: 8px 18px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--slate);
  font-family: var(--mono);
  font-size: 13px;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease);
}
.page-products .version-chips .chip.is-active {
  background: var(--ink);
  color: #FFFFFF;
}
.page-products .ver-panels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
.page-products .ver-panel {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-top: 4px solid var(--route);
  border-radius: var(--r-m);
  background: var(--paper);
  box-shadow: var(--shadow);
}
.page-products .ver-panel[data-version-panel="测试版"] {
  border-top-color: var(--teal);
  background: linear-gradient(180deg, rgba(18, 165, 148, .07), var(--paper) 46%);
}
.page-products .ver-panel h3 {
  margin: 0 0 8px;
  font-family: var(--display);
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}
.page-products .ver-panel > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.76;
  color: var(--slate);
}
.page-products .ver-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.page-products .ver-panel li {
  display: grid;
  grid-template-columns: 16px minmax(0, 1fr);
  gap: 8px;
  font-size: 14px;
  line-height: 1.68;
  color: var(--ink-2);
}
.page-products .ver-panel li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 2px;
  background: var(--teal);
}

/* 设备矩阵 */
.page-products .matrix-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--paper);
  box-shadow: var(--shadow);
  -webkit-overflow-scrolling: touch;
}
.page-products .matrix {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
}
.page-products .matrix thead th {
  padding: 14px 16px;
  text-align: left;
  background: var(--ink);
  color: var(--mist);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  white-space: nowrap;
}
.page-products .matrix tbody td {
  padding: 14px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.page-products .matrix tbody tr:nth-child(even) {
  background: rgba(232, 238, 247, .5);
}
.page-products .matrix .ok {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--teal);
  font-weight: 700;
}
.page-products .matrix .ok::before {
  content: "✓";
  font-size: 12px;
}

/* 帮助文档收口 */
.page-products .doc-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}
.page-products .doc-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-l);
  background: var(--paper);
  box-shadow: var(--shadow);
  text-decoration: none;
  color: inherit;
  transition: transform .2s var(--ease), border-color .2s var(--ease);
}
.page-products .doc-card:hover,
.page-products .doc-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(240, 135, 31, .55);
}
.page-products .doc-count {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.page-products .doc-card h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 17px;
  font-weight: 800;
  color: var(--ink);
}
.page-products .doc-card p {
  flex: 1;
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--slate);
}
.page-products .doc-card .route-link {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber-ink);
}
.page-products .doc-card .route-link::after {
  content: " →";
  color: var(--amber);
}

/* 路线衔接 */
.page-products .route-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 4px solid var(--amber);
}
.page-products .route-strip a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-m);
  background: var(--paper);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
  transition: background .2s var(--ease), color .2s var(--ease);
}
.page-products .route-strip a::after {
  content: "→";
  color: var(--amber);
}
.page-products .route-strip a:hover,
.page-products .route-strip a:focus-visible {
  background: var(--ink);
  color: var(--mist);
}

/* 响应式 */
@media (min-width: 700px) {
  .page-products .route-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }
  .page-products .doc-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .ver-panels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 860px) {
  .page-products .svc-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 18px;
  }
  .page-products .svc-grid > *:nth-child(1) { grid-column: span 7; }
  .page-products .svc-grid > *:nth-child(2) { grid-column: span 5; }
  .page-products .svc-grid > *:nth-child(3) { grid-column: span 5; }
  .page-products .svc-grid > *:nth-child(4) { grid-column: span 7; }
  .page-products .biz-facts {
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-products .flow-card:nth-child(1) { width: 100%; }
  .page-products .flow-card:nth-child(2) { width: 88%; }
  .page-products .flow-card:nth-child(3) { width: 76%; }
}

@media (min-width: 960px) {
  .page-products {
    padding-bottom: 104px;
  }
  .page-products .biz-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
    gap: 56px;
    padding-top: 18px;
    padding-bottom: 88px;
  }
  .page-products .biz-section {
    padding-top: 84px;
  }
  .page-products .biz-section__lede {
    font-size: 17px;
  }
  .page-products .step-two {
    grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
    gap: 40px;
    align-items: start;
  }
  .page-products .biz-figure {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .doc-card,
  .page-products .route-strip a,
  .page-products .version-chips .chip {
    transition: none;
  }
  .page-products .doc-card:hover,
  .page-products .doc-card:focus-visible {
    transform: none;
  }
}