:root{
  --primary:#1769ff;
  --primary-dark:#0d55d9;
  --primary-light:#eef5ff;
  --cyan:#35b9ff;
  --text:#172033;
  --text-light:#667085;
  --muted:#98a2b3;
  --border:#e8edf5;
  --bg:#f6f8fc;
  --white:#fff;
  --dark:#101828;
  --shadow:0 18px 55px rgba(23,105,255,.10);
  --shadow-soft:0 10px 35px rgba(16,24,40,.06);
  --radius:20px;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    Arial,
    sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.8;
}

a{
  color:inherit;
  text-decoration:none;
}

img{
  max-width:100%;
  display:block;
}

.container{
  width:min(1180px,calc(100% - 40px));
  margin:0 auto;
}

/* Header */
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:1000;
  height:72px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(232,237,245,.8);
  transition:.25s ease;
}

.site-header.scrolled{
  box-shadow:0 8px 30px rgba(16,24,40,.08);
}

.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}

.logo{
  flex-shrink:0;
}

.logo-img{
  width:auto;
  height:38px;
}

.nav{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:auto;
}

.nav a{
  color:#475467;
  font-size:14px;
  font-weight:600;
  transition:.2s ease;
}

.nav a:hover,
.nav a.active{
  color:var(--primary);
}

.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:8px;
}

.nav-start{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:0 18px;
  border-radius:12px;
  background:var(--primary);
  color:#fff !important;
  font-size:14px;
  font-weight:700;
  box-shadow:0 8px 20px rgba(23,105,255,.18);
  transition:.2s ease;
}

.nav-start:hover{
  background:var(--primary-dark) !important;
  transform:translateY(-1px);
}

.mobile-menu{
  display:none;
  border:0;
  background:none;
  cursor:pointer;
  width:42px;
  height:42px;
  border-radius:10px;
  font-size:22px;
  color:var(--text);
}

/* Hero */
.article-hero{
  position:relative;
  overflow:hidden;
  padding:150px 0 80px;
  background:
    radial-gradient(circle at 10% 20%,rgba(23,105,255,.13),transparent 32%),
    radial-gradient(circle at 90% 10%,rgba(53,185,255,.13),transparent 28%),
    linear-gradient(180deg,#fff 0%,#f6f8fc 100%);
}

.article-hero::before{
  content:"";
  position:absolute;
  width:360px;
  height:360px;
  border-radius:50%;
  background:rgba(23,105,255,.06);
  filter:blur(20px);
  top:-180px;
  right:-100px;
}

.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  color:var(--muted);
  font-size:13px;
  margin-bottom:24px;
}

.breadcrumb a{
  color:#667085;
  transition:.2s ease;
}

.breadcrumb a:hover{
  color:var(--primary);
}

.breadcrumb span{
  color:#c1c8d4;
}

.article-category{
  display:inline-flex;
  align-items:center;
  padding:7px 13px;
  border-radius:999px;
  background:var(--primary-light);
  color:var(--primary);
  font-size:13px;
  font-weight:700;
  margin-bottom:18px;
}

.article-hero h1{
  max-width:900px;
  font-size:clamp(34px,5vw,58px);
  line-height:1.2;
  letter-spacing:-1.5px;
  margin-bottom:22px;
}

.article-intro{
  max-width:820px;
  color:var(--text-light);
  font-size:17px;
  line-height:1.9;
  margin-bottom:26px;
}

.article-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:18px;
  color:var(--muted);
  font-size:13px;
}

.article-meta span{
  display:inline-flex;
  align-items:center;
  gap:6px;
}

/* Article */
.article-section{
  padding:70px 0;
}

.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 280px;
  gap:45px;
  align-items:start;
}

.article-card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:24px;
  padding:48px;
  box-shadow:var(--shadow-soft);
}

.article-card h2{
  position:relative;
  font-size:28px;
  line-height:1.4;
  margin:46px 0 18px;
  padding-left:18px;
}

.article-card h2:first-child{
  margin-top:0;
}

.article-card h2::before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  width:5px;
  height:30px;
  border-radius:8px;
  background:linear-gradient(180deg,var(--primary),var(--cyan));
}

.article-card h3{
  font-size:20px;
  margin:30px 0 12px;
}

.article-card p{
  color:#475467;
  margin-bottom:17px;
}

.article-card ul,
.article-card ol{
  padding-left:24px;
  margin:12px 0 20px;
  color:#475467;
}

.article-card li{
  margin:8px 0;
}

.highlight{
  margin:25px 0;
  padding:20px 22px;
  border:1px solid #dbe8ff;
  border-radius:16px;
  background:linear-gradient(135deg,#f5f9ff,#fff);
  color:#344054;
}

.highlight strong{
  color:var(--primary);
}

.toc{
  margin:0 0 35px;
  padding:22px 24px;
  background:#f8faff;
  border:1px solid #e4ecfa;
  border-radius:18px;
}

.toc-title{
  font-weight:800;
  color:var(--text);
  margin-bottom:12px;
}

.toc ol{
  margin:0;
  padding-left:22px;
}

.toc li{
  margin:6px 0;
}

.toc a{
  color:#475467;
}

.toc a:hover{
  color:var(--primary);
}

.mini-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:15px;
  margin:24px 0 30px;
}

.mini-card{
  padding:22px;
  border:1px solid var(--border);
  border-radius:17px;
  background:#fff;
  transition:.2s ease;
}

.mini-card:hover{
  transform:translateY(-3px);
  border-color:#cfe0ff;
  box-shadow:0 12px 30px rgba(23,105,255,.08);
}

.mini-card .icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--primary-light);
  color:var(--primary);
  font-size:19px;
  margin-bottom:13px;
}

.mini-card h3{
  margin:0 0 7px;
  font-size:17px;
}

.mini-card p{
  font-size:14px;
  line-height:1.7;
  margin:0;
}

.compare-wrap{
  overflow-x:auto;
  margin:25px 0 30px;
}

.compare-table{
  width:100%;
  min-width:650px;
  border-collapse:collapse;
  font-size:14px;
}

.compare-table th,
.compare-table td{
  border:1px solid var(--border);
  padding:14px 16px;
  text-align:left;
  vertical-align:top;
}

.compare-table th{
  background:#f7f9fc;
  color:var(--text);
  font-weight:800;
}

.compare-table td{
  color:#667085;
  background:#fff;
}

.process{
  display:grid;
  gap:15px;
  margin:25px 0 30px;
}

.process-item{
  display:flex;
  gap:16px;
  padding:19px;
  border:1px solid var(--border);
  border-radius:17px;
  background:#fff;
}

.process-num{
  width:40px;
  height:40px;
  flex:0 0 40px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--cyan));
  color:#fff;
  font-size:14px;
  font-weight:800;
}

.process-item h3{
  margin:0 0 5px;
  font-size:17px;
}

.process-item p{
  margin:0;
  font-size:14px;
}

.faq-list{
  display:grid;
  gap:13px;
  margin-top:22px;
}

.faq-item{
  padding:20px 22px;
  border:1px solid var(--border);
  border-radius:16px;
  background:#fff;
}

.faq-item h3{
  margin:0 0 9px;
  font-size:17px;
}

.faq-item p{
  margin:0;
  font-size:14px;
}

/* Sidebar */
.article-sidebar{
  position:sticky;
  top:95px;
}

.side-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:20px;
  padding:23px;
  box-shadow:var(--shadow-soft);
  margin-bottom:18px;
}

.side-card h3{
  font-size:17px;
  margin-bottom:14px;
}

.side-list{
  list-style:none;
  padding:0;
  margin:0;
}

.side-list li{
  margin:0;
}

.side-list a{
  display:block;
  padding:9px 0;
  color:#667085;
  font-size:14px;
  border-bottom:1px solid #f0f2f6;
  transition:.2s ease;
}

.side-list li:last-child a{
  border-bottom:0;
}

.side-list a:hover{
  color:var(--primary);
  padding-left:3px;
}

.side-cta{
  background:linear-gradient(145deg,#1769ff,#35b9ff);
  color:#fff;
  border:0;
}

.side-cta h3{
  color:#fff;
}

.side-cta p{
  color:rgba(255,255,255,.82);
  font-size:14px;
  margin-bottom:16px;
}

.side-cta a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:0 15px;
  background:#fff;
  color:var(--primary);
  border-radius:10px;
  font-size:13px;
  font-weight:800;
}

/* Related */
.related{
  padding:0 0 75px;
}

.related h2{
  font-size:28px;
  margin-bottom:25px;
}

.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}

.related-card{
  display:block;
  background:#fff;
  border:1px solid var(--border);
  border-radius:19px;
  padding:24px;
  box-shadow:var(--shadow-soft);
  transition:.25s ease;
}

.related-card:hover{
  transform:translateY(-4px);
  border-color:#cfe0ff;
  box-shadow:var(--shadow);
}

.related-tag{
  display:inline-flex;
  padding:5px 9px;
  background:var(--primary-light);
  color:var(--primary);
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  margin-bottom:12px;
}

.related-card h3{
  font-size:18px;
  line-height:1.5;
  margin-bottom:8px;
}

.related-card p{
  color:var(--text-light);
  font-size:14px;
  line-height:1.7;
}

/* CTA */
.article-cta{
  padding:0 0 80px;
}

.article-cta-inner{
  position:relative;
  overflow:hidden;
  padding:55px 60px;
  border-radius:28px;
  background:linear-gradient(135deg,#1769ff,#35b9ff);
  color:#fff;
}

.article-cta-inner::after{
  content:"";
  position:absolute;
  width:300px;
  height:300px;
  border-radius:50%;
  background:rgba(255,255,255,.10);
  right:-100px;
  top:-130px;
}

.article-cta h2{
  position:relative;
  z-index:1;
  font-size:32px;
  margin-bottom:10px;
}

.article-cta p{
  position:relative;
  z-index:1;
  max-width:700px;
  color:rgba(255,255,255,.86);
  margin-bottom:25px;
}

.cta-actions{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.cta-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:45px;
  padding:0 19px;
  border-radius:11px;
  font-size:14px;
  font-weight:800;
  transition:.2s ease;
}

.cta-btn.primary{
  background:#fff;
  color:var(--primary);
}

.cta-btn.secondary{
  background:rgba(255,255,255,.13);
  color:#fff;
  border:1px solid rgba(255,255,255,.28);
}

.cta-btn:hover{
  transform:translateY(-2px);
}

/* Footer */
.site-footer{
  background:#101828;
  color:#98a2b3;
  padding:55px 0 25px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:45px;
  padding-bottom:42px;
  border-bottom:1px solid rgba(255,255,255,.08);
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}

.brand-icon{
  width:38px;
  height:38px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:11px;
  background:linear-gradient(135deg,#1769ff,#35b9ff);
  color:#fff;
  font-weight:900;
}

.brand-text{
  color:#fff;
  font-size:19px;
  font-weight:800;
}

.brand-text span{
  color:#35b9ff;
}

.footer-desc{
  max-width:340px;
  font-size:14px;
  line-height:1.8;
}

.footer-col h3{
  color:#fff;
  font-size:15px;
  margin-bottom:15px;
}

.footer-col a{
  display:block;
  color:#98a2b3;
  font-size:14px;
  margin:8px 0;
  transition:.2s ease;
}

.footer-col a:hover{
  color:#fff;
}

.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding-top:22px;
  font-size:13px;
}

/* Reveal */
.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .65s ease,transform .65s ease;
}

.reveal.show{
  opacity:1;
  transform:none;
}

/* Responsive */
@media(max-width:1000px){
  .nav{
    gap:18px;
  }

  .article-layout{
    grid-template-columns:1fr;
  }

  .article-sidebar{
    position:static;
  }

  .side-card{
    margin-bottom:15px;
  }

  .footer-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media(max-width:760px){
  .container{
    width:min(100% - 28px,1180px);
  }

  .site-header{
    height:66px;
  }

  .header-inner{
    height:66px;
  }

  .nav,
  .header-actions{
    display:none;
  }

  .mobile-menu{
    display:block;
  }

  .article-hero{
    padding:125px 0 60px;
  }

  .article-hero h1{
    font-size:35px;
  }

  .article-intro{
    font-size:15px;
  }

  .article-section{
    padding:45px 0;
  }

  .article-card{
    padding:28px 22px;
    border-radius:20px;
  }

  .article-card h2{
    font-size:24px;
  }

  .mini-grid,
  .related-grid{
    grid-template-columns:1fr;
  }

  .article-cta-inner{
    padding:38px 25px;
  }

  .article-cta h2{
    font-size:27px;
  }

  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:30px 25px;
  }

  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }
}

@media(max-width:460px){
  .article-hero h1{
    font-size:31px;
  }

  .article-meta{
    gap:9px 14px;
  }

  .footer-grid{
    grid-template-columns:1fr;
  }
}

    /* ==========================================================
    全站统一 Header / Footer 样式（统一顶部与底部布局）
    追加于页面原有样式之后，保证所有页面渲染一致
    ========================================================== */

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .site-header, .site-header{
      position:fixed;
      z-index:1000;
      top:0;
      left:0;
      right:0;
      height:76px;
      display:flex;
      align-items:center;
      background:rgba(255,255,255,.92);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      border-bottom:1px solid #e8eef7;
      transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .site-header.scrolled, .site-header.scrolled{
      background:rgba(255,255,255,.98);
      border-color:#e2e9f3;
      box-shadow:0 8px 30px rgba(20,48,90,.08);
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-inner, .header-inner{
      width:min(1240px,calc(100% - 40px));
      height:100%;
      margin:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .logo, .logo{
      display:flex;
      align-items:center;
      gap:11px;
      flex-shrink:0;
      text-decoration:none;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .logo-icon, .logo-icon{
      display:flex;
      align-items:center;
      justify-content:center;
      width:auto;
      height:auto;
      border-radius:0;
      box-shadow:none;
      overflow:visible;
      background:transparent;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .logo-icon img, .logo-icon img{
      width:auto;
      height:auto;
      display:block;
      max-height:44px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .nav, .nav{
      display:flex;
      align-items:center;
      gap:5px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .nav a, .nav a{
      padding:9px 13px;
      border-radius:10px;
      color:#50617d;
      font-size:14px;
      font-weight:600;
      text-decoration:none;
      transition:.25s ease;
      display:inline-block;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .nav a:hover, .nav a.active, .nav a:hover, .nav a.active{
      color:#1769ff;
      background:#edf4ff;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-actions, .header-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex-shrink:0;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-help, .header-help{
      padding:9px 12px;
      color:#52637e;
      font-size:14px;
      font-weight:600;
      text-decoration:none;
      transition:.25s ease;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-help:hover, .header-help:hover{
      color:#1769ff;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-btn, .header-btn{
      padding:11px 18px;
      border-radius:11px;
      color:#fff;
      background:#1769ff;
      font-size:14px;
      font-weight:700;
      text-decoration:none;
      box-shadow:0 8px 22px rgba(23,105,255,.22);
      transition:.25s ease;
      white-space:nowrap;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-btn:hover, .header-btn:hover{
      background:#0f5ae0;
      transform:translateY(-2px);
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .menu-btn, .menu-btn{
      display:none;
      width:42px;
      height:42px;
      align-items:center;
      justify-content:center;
      flex-direction:column;
      gap:5px;
      border:1px solid #dde5ef;
      border-radius:11px;
      background:#fff;
      cursor:pointer;
      flex-shrink:0;
      padding:0;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .menu-btn span, .menu-btn span{
      width:18px;
      height:2px;
      border-radius:3px;
      background:#31415d;
      display:block;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav, .mobile-nav{
      display:none;
      position:fixed;
      top:76px;
      left:0;
      right:0;
      z-index:999;
      background:#fff;
      border-bottom:1px solid #e2e9f3;
      box-shadow:0 18px 40px rgba(16,24,40,.10);
      padding:12px 20px 20px;
      flex-direction:column;
      gap:4px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav.open, .mobile-nav.open{
      display:flex;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav a, .mobile-nav a{
      padding:12px 14px;
      border-radius:10px;
      color:#3c4c63;
      font-size:15px;
      font-weight:600;
      text-decoration:none;
      transition:.2s ease;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav a:hover, .mobile-nav a.active, .mobile-nav a:hover, .mobile-nav a.active{
      color:#1769ff;
      background:#edf4ff;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav .mobile-menu-primary, .mobile-nav .mobile-menu-primary{
      margin-top:8px;
      color:#fff;
      background:#1769ff;
      text-align:center;
      border-radius:10px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav .mobile-menu-primary:hover, .mobile-nav .mobile-menu-primary:hover{
      color:#fff;
      background:#0f5ae0;
    }

    /* 屏蔽旧版移动端下拉菜单样式，统一由 .mobile-nav 承担 */
    .mq-home .site-header.mobile-open .nav,
    .products-page .site-header.mobile-open .nav,
    .mq-solutions-page .site-header.mobile-open .nav,
    .mq-features-page .site-header.mobile-open .main-nav,
    .mq-features-page .site-header.mobile-open .header-actions{
      display:none !important;
    }

    /* ---------- 统一底部 ---------- */

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .site-footer, .site-footer{
      background:#091629;
      color:#fff;
      padding:65px 0 25px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-inner, .footer-inner{
      width:min(1240px,calc(100% - 40px));
      margin:auto;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-top, .footer-top{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;
      gap:45px;
      padding-bottom:48px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-brand, .footer-brand{
      max-width:330px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-brand .logo-icon img, .footer-brand .logo-icon img{
      max-height:44px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-brand p, .footer-brand p{
      margin:16px 0 0;
      color:#8190a7;
      font-size:13px;
      line-height:1.9;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-col h4, .footer-col h4{
      margin:0 0 15px;
      color:#fff;
      font-size:14px;
      font-weight:700;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-links, .footer-links{
      display:grid;
      gap:9px;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-links a, .footer-links a{
      color:#8190a7;
      font-size:13px;
      text-decoration:none;
      transition:.2s ease;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-links a:hover, .footer-links a:hover{
      color:#fff;
    }

    :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-bottom, .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding-top:23px;
      color:#65748b;
      font-size:12px;
    }

    /* ---------- 统一响应式 ---------- */

    @media(max-width:1080px){
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .nav, .nav{ gap:0; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .nav a, .nav a{ padding:8px 9px; font-size:13px; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-help, .header-help{ display:none; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-top, .footer-top{ grid-template-columns:repeat(3,1fr); }
    }

    @media(max-width:900px){
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .nav, .nav{ display:none; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-actions, .header-actions{ display:none; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .menu-btn, .menu-btn{ display:flex; }
    }

    @media(max-width:820px){
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .site-header, .site-header{ height:68px; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .header-inner, .header-inner{ width:calc(100% - 28px); gap:12px; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .mobile-nav, .mobile-nav{ top:68px; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-top, .footer-top{ grid-template-columns:repeat(2,1fr); gap:28px; }
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-bottom, .footer-bottom{ flex-direction:column; }
    }

    @media(max-width:480px){
      :is(.mq-home,.mq-features-page,.products-page,.mq-solutions-page,.faq-page,.blog-page,.api-page,.terms-page,.mq-download-page,.mq-404-page,.download-guide-page,.install-guide-page,.pc-guide-page,.guide-page,.blog-online-page) .footer-top, .footer-top{ grid-template-columns:1fr; }
    }