.page-products{
  --card-pad:22px;
  background:var(--c-light);
}

/* ===== Hero ===== */
.page-products .products-hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(900px 300px at 88% -20%, rgba(245,179,1,0.28), transparent 60%),
    radial-gradient(700px 260px at 0% 120%, rgba(230,69,69,0.20), transparent 55%),
    linear-gradient(135deg, var(--c-bg) 0%, var(--c-bg-2) 78%, var(--c-bg) 100%);
  border-bottom:1px solid var(--c-border);
  padding:40px 0 36px;
}
.page-products .hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:28px;
  align-items:center;
}
.page-products .hero-content{
  max-width:760px;
}
.page-products .breadcrumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  list-style:none;
  padding:0;
  margin:0 0 18px;
  font-size:13px;
  color:var(--c-sblue);
}
.page-products .breadcrumb a{
  color:var(--c-sblue);
  text-decoration-color:rgba(255,255,255,0.3);
  text-underline-offset:4px;
}
.page-products .breadcrumb a:hover{
  color:var(--c-gold);
  text-decoration-color:var(--c-gold);
}
.page-products .hero-kicker{
  margin:0 0 12px;
  font-family:var(--font-data);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--c-gold);
  text-transform:uppercase;
}
.page-products .products-hero h1{
  margin:0 0 14px;
  font-family:var(--font-head);
  font-weight:900;
  font-size:clamp(1.65rem, 3.2vw, 2.5rem);
  line-height:1.3;
  color:var(--c-white);
}
.page-products .hero-intro{
  margin:0 0 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--c-sblue);
  max-width:64ch;
}
.page-products .hero-intro strong{
  color:var(--c-gold);
  font-weight:700;
}
.page-products .hero-metrics{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  color:var(--c-sblue);
  font-size:13px;
}
.page-products .hero-metrics b{
  display:block;
  font-family:var(--font-data);
  font-size:20px;
  font-weight:600;
  color:var(--c-gold);
  line-height:1.2;
}
.page-products .hero-track{
  display:block;
  width:100%;
  max-width:420px;
  height:auto;
}

/* ===== 布局 ===== */
.page-products .products-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:24px;
  padding:24px 0 64px;
  align-items:start;
}
.page-products .product-content{
  display:flex;
  flex-direction:column;
  gap:24px;
  min-width:0;
}

/* ===== 技能树 rail（移动端为横向标签） ===== */
.page-products .product-rail{
  width:100%;
  background:linear-gradient(135deg, var(--c-bg), var(--c-bg-2));
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:14px;
  color:var(--c-white);
}
.page-products .rail-heading{
  display:none;
}
.page-products .skill-tree{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
}
.page-products .skill-tree::-webkit-scrollbar{
  display:none;
}
.page-products .skill-item{
  flex:0 0 auto;
  position:relative;
}
.page-products .skill-link{
  display:flex;
  align-items:baseline;
  gap:6px;
  padding:9px 12px;
  border:1px solid var(--c-border);
  border-radius:999px;
  color:var(--c-sblue);
  font-size:13px;
  font-weight:600;
  text-decoration:none;
  white-space:nowrap;
  transition:color .2s, border-color .2s, background .2s;
}
.page-products .skill-link:hover{
  color:var(--c-white);
  border-color:var(--c-gold);
}
.page-products .skill-index{
  min-width:auto;
  display:inline;
  font-family:var(--font-data);
  color:var(--c-gold);
}

/* ===== 通用区块卡片 ===== */
.page-products .product-section{
  background:var(--c-white);
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  padding:var(--card-pad);
  scroll-margin-top:calc(var(--mobile-h) + 16px);
}
.page-products .product-section-header{
  margin-bottom:22px;
  position:relative;
  padding-top:10px;
}
.page-products .product-section-header::before{
  content:"";
  display:block;
  width:52px;
  height:4px;
  border-radius:2px;
  background:linear-gradient(90deg, var(--c-gold), var(--c-red));
  margin-bottom:12px;
}
.page-products .section-tag{
  display:inline-block;
  font-family:var(--font-data);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--c-gold);
  background:rgba(245,179,1,0.12);
  border-radius:999px;
  padding:4px 10px;
  margin-bottom:10px;
}
.page-products .product-section-header h2{
  margin:0 0 8px;
  font-family:var(--font-head);
  font-weight:900;
  font-size:clamp(1.5rem, 2.6vw, 2rem);
  line-height:1.25;
  color:var(--c-bg);
}
.page-products .section-lead{
  margin:0;
  color:var(--c-muted);
  line-height:1.8;
  font-size:15px;
  max-width:72ch;
}

/* ===== 设备卡片 ===== */
.page-products .device-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin-bottom:20px;
}
.page-products .device-card{
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  background:var(--c-light);
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.page-products .device-icon{
  width:52px;
  height:52px;
  display:grid;
  place-items:center;
  background:var(--c-white);
  border:1px solid var(--c-border-light);
  border-radius:14px;
}
.page-products .device-card h3{
  margin:4px 0 0;
  font-size:16px;
  font-weight:700;
  color:var(--c-ink);
}
.page-products .device-card dl{
  display:grid;
  grid-template-columns:84px 1fr;
  gap:8px 12px;
  margin:0;
}
.page-products .device-card dt{
  color:var(--c-muted);
  font-size:13px;
}
.page-products .device-card dd{
  margin:0;
  font-size:13px;
  font-weight:600;
  color:var(--c-ink);
  font-family:var(--font-data);
}
.page-products .device-help{
  border-top:1px solid var(--c-border-light);
  padding-top:10px;
}
.page-products .device-help summary,
.page-products .more-detail summary{
  cursor:pointer;
  font-weight:700;
  font-size:13px;
  color:var(--c-bg);
  user-select:none;
}
.page-products .device-help summary::marker,
.page-products .more-detail summary::marker{
  color:var(--c-gold);
}
.page-products .device-help[open] summary,
.page-products .more-detail[open] summary{
  color:var(--c-gold);
}
.page-products .device-help p,
.page-products .more-detail p{
  margin:10px 0 0;
  font-size:13px;
  line-height:1.75;
  color:var(--c-muted);
}

/* ===== 表格容器 ===== */
.page-products .table-wrap{
  margin:20px 0;
  border-radius:var(--radius);
  border:1px solid var(--c-border-light);
  overflow-x:auto;
}
.page-products .table-wrap table{
  width:100%;
  min-width:560px;
  border-collapse:collapse;
  font-size:14px;
}
.page-products .table-wrap caption{
  caption-side:top;
  text-align:left;
  font-weight:700;
  font-size:14px;
  color:var(--c-bg);
  padding:14px 16px 0;
}
.page-products .table-wrap th{
  background:var(--c-bg);
  color:var(--c-white);
  font-weight:600;
  font-family:var(--font-data);
  font-size:13px;
  text-align:left;
  padding:12px 14px;
  white-space:nowrap;
}
.page-products .table-wrap td{
  padding:12px 14px;
  border-bottom:1px solid var(--c-border-light);
  color:var(--c-ink);
  font-size:14px;
  line-height:1.55;
}
.page-products .table-wrap tbody tr:nth-child(even){
  background:var(--c-light);
}
.page-products .table-wrap td:first-child{
  font-weight:700;
}
.page-products .table-wrap td:not(:first-child){
  font-family:var(--font-data);
  font-size:13px;
  color:var(--c-muted);
  text-align:center;
}

/* ===== 大图 ===== */
.page-products .product-visual{
  margin-top:20px;
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  overflow:hidden;
}
.page-products .product-visual img{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

/* ===== 下载区域 ===== */
.page-products .download-path{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
  margin-top:22px;
  padding:18px;
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  background:var(--c-light);
}
.page-products .download-qrcode{
  max-width:200px;
  padding:8px;
  background:var(--c-white);
  border:1px dashed var(--c-border);
  border-radius:8px;
}
.page-products .download-qrcode img{
  display:block;
  width:100%;
  height:auto;
}
.page-products .download-info h3{
  margin:4px 0 8px;
  font-size:16px;
  color:var(--c-bg);
  font-weight:700;
}
.page-products .download-info p{
  margin:0 0 12px;
  font-size:14px;
  line-height:1.8;
  color:var(--c-muted);
}

/* ===== 步骤列表 ===== */
.page-products .use-steps{
  margin:0;
  padding:0;
  list-style:none;
  counter-reset:step-counter;
  display:grid;
  gap:10px;
}
.page-products .use-steps li{
  position:relative;
  padding-left:32px;
  font-size:14px;
  line-height:1.7;
  color:var(--c-ink);
  counter-increment:step-counter;
}
.page-products .use-steps li::before{
  content:counter(step-counter, decimal-leading-zero);
  position:absolute;
  left:0;
  top:0;
  width:24px;
  height:24px;
  display:grid;
  place-items:center;
  font-family:var(--font-data);
  font-size:11px;
  color:var(--c-bg);
  background:var(--c-gold);
  border-radius:50%;
  font-weight:700;
}
.page-products .more-detail{
  margin-top:16px;
  padding:14px 16px;
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  background:var(--c-light);
}

/* ===== 移动端导航演示 ===== */
.page-products .nav-demo-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:20px;
  margin-top:18px;
  align-items:start;
}
.page-products .nav-copy h3,
.page-products .possession-note h3,
.page-products .data-pipeline h3{
  font-size:16px;
  font-weight:700;
  color:var(--c-bg);
  margin:0 0 10px;
}
.page-products .nav-copy > p,
.page-products .possession-note p{
  margin:0 0 14px;
  font-size:14px;
  line-height:1.8;
  color:var(--c-muted);
}
.page-products .nav-shot{
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--c-border-light);
}
.page-products .nav-shot img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
}

/* ===== 控球率筛选 ===== */
.page-products .filter-layout{
  display:grid;
  grid-template-columns:1fr;
  gap:18px;
  margin:18px 0 8px;
}
.page-products .filter-panel{
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  background:var(--c-light);
  padding:18px;
  display:grid;
  gap:12px;
}
.page-products .filter-field{
  display:grid;
  grid-template-columns:92px 1fr;
  gap:10px;
  align-items:baseline;
  padding-bottom:12px;
  border-bottom:1px dashed var(--c-border-light);
}
.page-products .filter-field:last-child{
  border-bottom:0;
}
.page-products .filter-label{
  font-weight:700;
  font-size:13px;
  color:var(--c-bg);
}
.page-products .filter-value{
  font-family:var(--font-data);
  font-size:12px;
  color:var(--c-muted);
  line-height:1.7;
}
.page-products .possession-note{
  border-left:3px solid var(--c-gold);
  background:linear-gradient(90deg, rgba(245,179,1,0.10), transparent);
  border-radius:0 var(--radius) var(--radius) 0;
  padding:16px 18px;
}

/* ===== Bing流程 ===== */
.page-products .bing-flow{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin:18px 0;
}
.page-products .flow-node{
  background:var(--c-light);
  border:1px solid var(--c-border-light);
  border-left:4px solid var(--c-gold);
  border-radius:var(--radius-sm);
  padding:16px;
  position:relative;
}
.page-products .flow-index{
  position:absolute;
  top:14px;
  right:14px;
  font-family:var(--font-data);
  font-size:14px;
  color:var(--c-gold);
  font-weight:700;
  opacity:.6;
}
.page-products .flow-node h3{
  margin:0 0 6px;
  font-size:15px;
  font-weight:700;
  color:var(--c-bg);
  padding-right:40px;
}
.page-products .flow-node p{
  margin:0;
  font-size:13px;
  line-height:1.7;
  color:var(--c-muted);
}
.page-products .flow-link{
  text-align:center;
  font-family:var(--font-data);
  font-size:22px;
  color:var(--c-red);
  line-height:1;
}

/* ===== 数据与服务 ===== */
.page-products .stat-band{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:14px;
  margin:18px 0 22px;
}
.page-products .stat-cell{
  background:linear-gradient(135deg, var(--c-bg), var(--c-bg-2));
  border-radius:var(--radius);
  padding:18px 16px;
  text-align:center;
  border-bottom:3px solid var(--c-gold);
}
.page-products .stat-cell strong{
  display:block;
  font-family:var(--font-data);
  font-size:28px;
  font-weight:600;
  color:var(--c-gold);
  line-height:1.1;
  margin-bottom:6px;
}
.page-products .stat-cell span{
  font-size:13px;
  color:var(--c-sblue);
}
.page-products .data-pipeline{
  margin-top:4px;
  border:1px solid var(--c-border-light);
  border-radius:var(--radius);
  padding:18px;
  background:var(--c-light);
}
.page-products .pipeline-steps{
  margin:14px 0 0;
  padding:0;
  list-style:none;
  display:grid;
  gap:10px;
  counter-reset:pipeline;
}
.page-products .pipeline-steps li{
  counter-increment:pipeline;
  position:relative;
  padding-left:30px;
  font-size:14px;
  line-height:1.7;
  color:var(--c-ink);
}
.page-products .pipeline-steps li::before{
  content:counter(pipeline, decimal-leading-zero);
  position:absolute;
  left:0;
  top:1px;
  width:22px;
  height:22px;
  border-radius:50%;
  background:var(--c-bg);
  color:var(--c-gold);
  font-family:var(--font-data);
  font-size:11px;
  display:grid;
  place-items:center;
}
.page-products .pipeline-note{
  margin:14px 0 0;
  font-size:13px;
  line-height:1.8;
  color:var(--c-muted);
}

/* ===== 安全区块 ===== */
.page-products .security-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  margin:18px 0;
}
.page-products .security-card{
  border:1px solid var(--c-border-light);
  border-left:3px solid var(--c-gold);
  border-radius:var(--radius-sm);
  padding:16px 18px;
}
.page-products .security-card h3{
  margin:0 0 8px;
  font-size:15px;
  font-weight:700;
  color:var(--c-bg);
}
.page-products .security-card p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:var(--c-muted);
}
.page-products .icp-code{
  font-family:var(--font-data);
  color:var(--c-bg);
  font-weight:600;
  background:rgba(245,179,1,0.14);
  padding:2px 8px;
  border-radius:4px;
}
.page-products .trust-block{
  margin:18px 0 0;
  padding:18px 20px;
  background:linear-gradient(135deg, var(--c-bg), var(--c-bg-2));
  border-radius:var(--radius);
  color:var(--c-sblue);
  font-size:14px;
  line-height:1.85;
  border-left:4px solid var(--c-red);
}
.page-products .support-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.page-products .support-links a{
  display:inline-block;
  padding:9px 16px;
  border-radius:999px;
  border:1px solid var(--c-border-light);
  background:var(--c-white);
  color:var(--c-bg);
  font-weight:600;
  font-size:13px;
  text-decoration:none;
}
.page-products .support-links a:hover{
  border-color:var(--c-gold);
  color:var(--c-bg);
  background:rgba(245,179,1,0.08);
}

/* ===== 桌面端 ===== */
@media (min-width:680px){
  .page-products .device-grid{
    grid-template-columns:repeat(3,1fr);
  }
  .page-products .stat-band{
    grid-template-columns:repeat(4,1fr);
  }
  .page-products .download-path{
    grid-template-columns:180px 1fr;
    align-items:center;
  }
  .page-products .security-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media (min-width:1080px){
  .page-products .products-layout{
    grid-template-columns:var(--track-w) minmax(0,1fr);
    gap:32px;
  }
  .page-products .product-rail{
    position:sticky;
    top:calc(var(--mobile-h) + 24px);
    padding:20px 18px;
  }
  .page-products .rail-heading{
    display:block;
    padding-bottom:14px;
    margin-bottom:8px;
    border-bottom:1px solid var(--c-border);
  }
  .page-products .rail-kicker{
    font-family:var(--font-data);
    font-size:11px;
    letter-spacing:.2em;
    color:var(--c-gold);
  }
  .page-products .rail-title{
    margin:6px 0 0;
    font-family:var(--font-head);
    font-weight:700;
    font-size:18px;
    color:var(--c-white);
  }
  .page-products .skill-tree{
    flex-direction:column;
    gap:2px;
    overflow:visible;
  }
  .page-products .skill-item{
    flex:none;
  }
  .page-products .skill-link{
    display:flex;
    align-items:baseline;
    gap:10px;
    width:100%;
    padding:13px 12px;
    border:0;
    border-bottom:1px solid rgba(51,75,104,0.6);
    border-radius:0;
    color:var(--c-sblue);
    font-size:14px;
    white-space:normal;
    transition:color .2s, background .2s, transform .2s;
  }
  .page-products .skill-link:hover{
    color:var(--c-gold);
    background:rgba(245,179,1,0.06);
    transform:translateX(4px);
  }
  .page-products .skill-index{
    min-width:28px;
    height:28px;
    display:inline-grid;
    place-items:center;
    border-radius:50%;
    border:1px solid var(--c-border);
    color:var(--c-gold);
    font-size:11px;
  }
  .page-products .product-section{
    padding:28px;
  }
  .page-products .nav-demo-grid{
    grid-template-columns:minmax(0,1fr) 300px;
  }
  .page-products .bing-flow{
    grid-template-columns:1fr auto 1fr auto 1fr;
    align-items:stretch;
  }
  .page-products .flow-link{
    display:grid;
    place-items:center;
    padding:0 8px;
  }
  .page-products .hero-grid{
    grid-template-columns:minmax(0,1fr) auto;
  }
}

/* ===== 当前锚点高亮 ===== */
.page-products .products-layout:has(#matrix:target) .skill-link[href="#matrix"],
.page-products .products-layout:has(#mobile-nav:target) .skill-link[href="#mobile-nav"],
.page-products .products-layout:has(#possession:target) .skill-link[href="#possession"],
.page-products .products-layout:has(#bing:target) .skill-link[href="#bing"],
.page-products .products-layout:has(#data:target) .skill-link[href="#data"],
.page-products .products-layout:has(#security:target) .skill-link[href="#security"]{
  color:var(--c-gold);
  background:rgba(245,179,1,0.10);
}