:root{
      --bg0:#f6fbff;
      --bg1:#f7f3ff;
      --ink:#0b1220;
      --muted:#475569;
      --muted2:#6b7280;
      --card:#ffffff;
      --line:rgba(15,23,42,.10);
      --shadow: 0 14px 40px rgba(11,18,32,.08);
      --shadow2: 0 10px 26px rgba(11,18,32,.10);
      --brand1:#00b8d9;
      --brand2:#2f6bff;
      --brand3:#7c3aed;
      --ok:#0ea5e9;
      --radius:18px;
      --radius2:26px;
      --container: 1120px;
      --padX: 20px;
      --focus: rgba(47,107,255,.25);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC",
        "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans", Arial, "Apple Color Emoji", "Segoe UI Emoji";
      color:var(--ink);
      background:
        radial-gradient(1000px 500px at 15% 10%, rgba(0,184,217,.18), transparent 55%),
        radial-gradient(900px 540px at 85% 0%, rgba(124,58,237,.16), transparent 60%),
        linear-gradient(180deg, var(--bg0), #ffffff 55%, var(--bg1));
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--padX);
    }
    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(246,251,255,.72);
      border-bottom: 1px solid rgba(15,23,42,.08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 220px;
    }
    .brand img{
      width:44px;
      height:44px;
      object-fit:contain;
      border-radius:14px;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(15,23,42,.08);
      box-shadow: 0 8px 20px rgba(11,18,32,.06);
    }
    .brand .brand-txt{
      display:flex;
      flex-direction:column;
      line-height:1.1;
      gap:4px;
    }
    .brand .brand-txt strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand .brand-txt span{
      font-size:12px;
      color:var(--muted2);
    }

    .nav{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:nowrap;
      overflow:hidden;
      justify-content:flex-end;
      flex:1;
    }
    .nav a{
      font-size:13px;
      color:rgba(11,18,32,.78);
      padding:8px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .nav a:hover{
      background: rgba(255,255,255,.65);
      border-color: rgba(15,23,42,.10);
      transform: translateY(-1px);
    }

    .nav-ctas{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      color: rgba(11,18,32,.88);
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform: translateY(-1px); box-shadow: 0 14px 30px rgba(11,18,32,.10); background: rgba(255,255,255,.92)}
    .btn:focus{outline:none; box-shadow: 0 0 0 4px var(--focus), 0 14px 30px rgba(11,18,32,.10)}
    .btn-primary{
      border-color: rgba(0,184,217,.35);
      background: linear-gradient(135deg, rgba(0,184,217,.20), rgba(47,107,255,.14));
      position:relative;
      overflow:hidden;
    }
    .btn-primary::before{
      content:"";
      position:absolute; inset:-2px;
      background: linear-gradient(90deg, rgba(0,184,217,.35), rgba(124,58,237,.25), rgba(47,107,255,.35));
      opacity:.18;
      transform: translateX(-40%);
      transition: transform .45s ease, opacity .45s ease;
    }
    .btn-primary:hover::before{transform: translateX(20%); opacity:.28}
    .btn-primary .btn-label{position:relative; z-index:1}
    .btn-ghost{
      background: rgba(255,255,255,.55);
      box-shadow:none;
      border-color: rgba(15,23,42,.10);
    }

    .burger{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      cursor:pointer;
      transition: transform .18s ease, background .18s ease;
      align-items:center;
      justify-content:center;
      flex-shrink:0;
    }
    .burger:hover{transform: translateY(-1px); background: rgba(255,255,255,.92)}
    .burger svg{width:20px; height:20px}
    .mobile-drawer{
      display:none;
      padding:0 0 14px;
    }
    .mobile-drawer-inner{
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      padding:12px;
      box-shadow: var(--shadow);
    }
    .mobile-links{
      display:flex;
      flex-direction:column;
      gap:6px;
      margin-bottom:12px;
    }
    .mobile-links a{
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.65);
      font-size:13px;
      color: rgba(11,18,32,.84);
    }
    .mobile-ctas{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }

    .hero{
      position:relative;
      padding:34px 0 18px;
    }
    .hero::before{
      content:"";
      position:absolute;
      left:50%;
      top:-140px;
      transform: translateX(-50%);
      width:min(1200px, 95vw);
      height: 420px;
      background:
        radial-gradient(closest-side at 20% 30%, rgba(0,184,217,.28), transparent 65%),
        radial-gradient(closest-side at 75% 20%, rgba(124,58,237,.22), transparent 62%),
        radial-gradient(closest-side at 80% 75%, rgba(47,107,255,.20), transparent 62%);
      filter: blur(2px);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-left{
      background: linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.52));
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius2);
      padding:22px 20px;
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-left::after{
      content:"";
      position:absolute;
      right:-120px; top:-120px;
      width:340px; height:340px;
      background: radial-gradient(circle at 30% 30%, rgba(0,184,217,.30), rgba(124,58,237,.10) 55%, transparent 70%);
      border-radius:50%;
      opacity:.9;
      pointer-events:none;
      transform: rotate(12deg);
    }
    .kicker{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom:10px;
      position:relative;
      z-index:1;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(0,184,217,.25);
      background: rgba(0,184,217,.08);
      color: rgba(11,18,32,.88);
      font-size:12px;
    }
    .pill svg{width:16px; height:16px}
    .hero h1{
      position:relative;
      z-index:1;
      margin:0;
      font-size: 30px;
      line-height:1.18;
      letter-spacing: -0.5px;
    }
    .hero-sub{
      position:relative;
      z-index:1;
      margin:12px 0 16px;
      color: var(--muted);
      font-size:14px;
      line-height:1.7;
      max-width: 62ch;
    }
    .hero-cta{
      position:relative;
      z-index:1;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-bottom: 16px;
    }
    .link-inline{
      color: rgba(11,18,32,.82);
      font-size:13px;
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.58);
      transition: transform .18s ease, background .18s ease;
      user-select:none;
    }
    .link-inline:hover{transform: translateY(-1px); background: rgba(255,255,255,.92)}
    .link-inline svg{width:16px; height:16px}
    .hero-right{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .data-panel{
      background: rgba(255,255,255,.64);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      padding:16px 14px;
      overflow:hidden;
      position:relative;
    }
    .data-panel::before{
      content:"";
      position:absolute; inset:-2px;
      background: linear-gradient(135deg, rgba(0,184,217,.18), rgba(124,58,237,.10), rgba(47,107,255,.14));
      opacity:.75;
      pointer-events:none;
      mask-image: radial-gradient(circle at 30% 20%, #000 0%, transparent 65%);
    }
    .data-title{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .data-title strong{font-size:14px}
    .status{
      position:relative;
      z-index:1;
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12px;
      color: rgba(11,18,32,.78);
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(47,107,255,.22);
      background: rgba(47,107,255,.08);
      white-space:nowrap;
    }
    .dot{
      width:8px; height:8px;
      border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 0 0 4px rgba(47,107,255,.14);
      animation: pulse 2.2s ease-in-out infinite;
    }
    @keyframes pulse{
      0%,100%{transform: scale(1); opacity:.9}
      50%{transform: scale(1.25); opacity:.65}
    }
    .metrics{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap:12px;
    }
    .metric{
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(15,23,42,.10);
      border-radius: 16px;
      padding:12px 10px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .metric:hover{transform: translateY(-2px); box-shadow: 0 16px 30px rgba(11,18,32,.10)}
    .metric .num{
      font-size:18px;
      font-weight:800;
      letter-spacing:-.4px;
    }
    .metric .lab{
      margin-top:6px;
      color: var(--muted2);
      font-size:12px;
      line-height:1.5;
    }

    .mini-steps{
      background: rgba(255,255,255,.64);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      padding:14px;
    }
    .mini-steps h3{
      margin:0 0 10px;
      font-size:14px;
    }
    .step-lines{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .step-line{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .snum{
      width:28px; height:28px;
      border-radius:10px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-size:12px;
      font-weight:800;
      color: rgba(11,18,32,.88);
      border:1px solid rgba(0,184,217,.28);
      background: rgba(0,184,217,.10);
      flex-shrink:0;
    }
    .smeta{
      display:flex;
      flex-direction:column;
      gap:4px;
    }
    .smeta strong{font-size:13px}
    .smeta span{font-size:12px; color:var(--muted2); line-height:1.5}

    main{padding: 10px 0 34px}
    section{padding: 26px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:14px;
    }
    .section-head h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.3px;
    }
    .section-head p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width: 70ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      padding:14px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 36px rgba(11,18,32,.10);
      border-color: rgba(47,107,255,.18);
    }
    .card .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      font-size:12px;
      color: rgba(11,18,32,.80);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.60);
      padding:7px 10px;
      border-radius:999px;
    }
    .card h3{
      margin:10px 0 8px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .icon{
      width:36px; height:36px;
      border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(0,184,217,.25);
      background: linear-gradient(135deg, rgba(0,184,217,.14), rgba(47,107,255,.10));
      margin-bottom:10px;
    }
    .icon svg{width:18px; height:18px}

    .split{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .list{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
    }
    .check{
      width:22px; height:22px;
      border-radius:9px;
      display:flex;
      align-items:center;
      justify-content:center;
      background: rgba(14,165,233,.10);
      border:1px solid rgba(14,165,233,.30);
      flex-shrink:0;
      margin-top:1px;
    }
    .check svg{width:14px; height:14px}
    .li strong{font-size:13px}
    .li span{display:block; margin-top:4px; color: var(--muted2); font-size:12px; line-height:1.6}

    .process{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .process .pitem{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      position:relative;
      overflow:hidden;
    }
    .process .pitem::after{
      content:"";
      position:absolute;
      left:-60px; top:-60px;
      width:140px; height:140px;
      background: radial-gradient(circle at 40% 40%, rgba(0,184,217,.18), transparent 62%);
      opacity:.9;
      pointer-events:none;
    }
    .pnum{
      position:relative;
      z-index:1;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:34px; height:34px;
      border-radius:14px;
      font-weight:900;
      font-size:13px;
      border:1px solid rgba(47,107,255,.22);
      background: rgba(47,107,255,.08);
      margin-bottom:10px;
    }
    .pitem h3{position:relative; z-index:1; margin:0 0 8px; font-size:14px}
    .pitem p{position:relative; z-index:1; margin:0; color:var(--muted); font-size:13px; line-height:1.7}

    .table-wrap{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      border-radius: var(--radius2);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      overflow:hidden;
    }
    .table-scroll{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width: 820px;
    }
    th,td{
      padding:12px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
      text-align:left;
      font-size:13px;
      line-height:1.6;
    }
    th{
      font-size:13px;
      color: rgba(11,18,32,.84);
      background: linear-gradient(180deg, rgba(0,184,217,.10), rgba(255,255,255,.0));
      position:sticky;
      top:0;
      z-index:1;
    }
    tr:last-child td{border-bottom:none}
    .score{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .star-wrap{
      display:flex; align-items:center; gap:6px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(14,165,233,.25);
      background: rgba(14,165,233,.08);
      font-weight:800;
      white-space:nowrap;
    }
    .star{
      width:16px; height:16px;
      fill: rgba(14,165,233,.95);
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(124,58,237,.24);
      background: rgba(124,58,237,.08);
      font-size:12px;
      color: rgba(11,18,32,.82);
      white-space:nowrap;
    }

    .compare-card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      padding:16px;
      margin-bottom:14px;
      position:relative;
      overflow:hidden;
    }
    .compare-card::before{
      content:"";
      position:absolute;
      inset:-3px;
      background: linear-gradient(135deg, rgba(0,184,217,.22), rgba(124,58,237,.14), rgba(47,107,255,.18));
      opacity:.35;
      pointer-events:none;
      mask-image: radial-gradient(circle at 20% 20%, #000 0%, transparent 60%);
    }
    .compare-top{
      position:relative;
      z-index:1;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      margin-bottom:10px;
    }
    .compare-top h3{
      margin:0;
      font-size:16px;
    }
    .compare-top p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width: 70ch;
    }
    .compare-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .compare-block{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      border-radius: var(--radius);
      padding:14px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:10px;
    }
    .compare-block strong{font-size:14px}
    .kv{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .kv .item{
      padding:10px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.72);
    }
    .kv .k{color:var(--muted2); font-size:12px}
    .kv .v{font-weight:900; font-size:13px; margin-top:4px}
    .hl{
      border:1px solid rgba(0,184,217,.22);
      background: rgba(0,184,217,.08);
    }
    .compare-cta{
      position:relative;
      z-index:1;
      margin-top:12px;
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .timeline{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .titem{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      position:relative;
      overflow:hidden;
    }
    .titem::before{
      content:"";
      position:absolute; left:-60px; top:-60px;
      width:160px; height:160px;
      background: radial-gradient(circle at 40% 40%, rgba(47,107,255,.18), transparent 62%);
      opacity:.9;
      pointer-events:none;
    }
    .titem h3{position:relative; z-index:1; margin:0 0 8px; font-size:14px}
    .titem p{position:relative; z-index:1; margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .titem .time{
      position:relative; z-index:1;
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      color: rgba(11,18,32,.82);
      font-size:12px;
      margin-bottom:10px;
      white-space:nowrap;
    }
    .titem .time svg{width:16px; height:16px}

    .gallery{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .img-card{
      border-radius: var(--radius2);
      overflow:hidden;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      display:flex;
      flex-direction:column;
      min-height: 260px;
    }
    .img-wrap{
      padding:10px;
      flex: 1;
      display:flex;
      align-items:center;
      justify-content:center;
    }
    .img-wrap img{
      width:100%;
      max-width: 560px;
      height:auto;
      object-fit:contain;
      border-radius: 18px;
      box-shadow: 0 14px 30px rgba(11,18,32,.10);
      background: #fff;
      border:1px solid rgba(15,23,42,.08);
    }
    .img-meta{
      padding:14px 14px 16px;
      border-top:1px solid rgba(15,23,42,.08);
    }
    .img-meta strong{display:block; font-size:14px; margin-bottom:6px}
    .img-meta span{color:var(--muted); font-size:13px; line-height:1.6}

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
    }
    .aitem{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .aitem:hover{transform: translateY(-2px); box-shadow: 0 16px 36px rgba(11,18,32,.10)}
    .a-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .a-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      color: rgba(11,18,32,.82);
      font-size:12px;
      white-space:nowrap;
    }
    .aitem h3{
      margin:0;
      font-size:14px;
      letter-spacing:-.2px;
      line-height:1.5;
    }
    .aitem p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .a-link{
      margin-top:auto;
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-size:13px;
      color: rgba(11,18,32,.86);
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.62);
      transition: transform .18s ease, background .18s ease;
      width: fit-content;
    }
    .a-link:hover{transform: translateY(-1px); background: rgba(255,255,255,.92)}
    .a-link svg{width:16px; height:16px}

    .comment-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .quote{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease;
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height: 210px;
    }
    .quote:hover{transform: translateY(-2px); box-shadow: 0 16px 36px rgba(11,18,32,.10)}
    .quote::before{
      content:"";
      position:absolute;
      right:-80px; top:-90px;
      width:220px; height:220px;
      background: radial-gradient(circle at 30% 30%, rgba(0,184,217,.22), transparent 62%);
      opacity:.9;
      pointer-events:none;
    }
    .q-top{
      position:relative;
      z-index:1;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:40px; height:40px;
      border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      font-weight:900;
      color: rgba(11,18,32,.84);
      letter-spacing:-.4px;
    }
    .q-role{
      display:flex; flex-direction:column;
      gap:4px;
    }
    .q-role strong{font-size:14px}
    .q-role span{font-size:12px; color:var(--muted2)}
    .q-stars{
      position:relative; z-index:1;
      display:flex; gap:3px;
      color: rgba(14,165,233,.95);
      margin-top:2px;
    }
    .q-stars svg{width:16px; height:16px; fill: currentColor}
    .q-body{
      position:relative;
      z-index:1;
      color: rgba(11,18,32,.84);
      font-size:13px;
      line-height:1.8;
      margin:0;
    }
    .q-foot{
      margin-top:auto;
      position:relative; z-index:1;
      color:var(--muted2);
      font-size:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .q-verified{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(0,184,217,.25);
      background: rgba(0,184,217,.08);
      color: rgba(11,18,32,.82);
      white-space:nowrap;
    }
    .q-verified svg{width:14px; height:14px}

    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .accordion{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      overflow:hidden;
    }
    .acc-item{
      border-top:1px solid rgba(15,23,42,.08);
    }
    .acc-item:first-child{border-top:none}
    .acc-btn{
      width:100%;
      text-align:left;
      padding:14px 14px;
      background: transparent;
      border:none;
      cursor:pointer;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      color: rgba(11,18,32,.90);
    }
    .acc-btn:focus{outline:none; box-shadow: inset 0 0 0 3px var(--focus)}
    .acc-q{
      font-size:13px;
      font-weight:800;
      line-height:1.5;
      letter-spacing:-.1px;
    }
    .acc-icon{
      flex-shrink:0;
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      display:flex; align-items:center; justify-content:center;
      transition: transform .22s ease;
      margin-top:-2px;
    }
    .acc-icon svg{width:16px; height:16px}
    .acc-panel{
      max-height:0;
      overflow:hidden;
      transition: max-height .28s ease;
    }
    .acc-panel .acc-a{
      padding:0 14px 14px;
      color: var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .acc-item[data-open="true"] .acc-panel{max-height: 240px}
    .acc-item[data-open="true"] .acc-icon{transform: rotate(45deg)}

    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .form-card::before{
      content:"";
      position:absolute;
      inset:-2px;
      background: linear-gradient(135deg, rgba(0,184,217,.20), rgba(124,58,237,.12), rgba(47,107,255,.18));
      opacity:.35;
      pointer-events:none;
      mask-image: radial-gradient(circle at 25% 15%, #000 0%, transparent 60%);
    }
    .form-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns: 1fr .95fr;
      gap:14px;
      align-items:start;
    }
    form{margin:0}
    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
      margin-bottom:12px;
    }
    .field label{
      font-size:12px;
      color: rgba(11,18,32,.82);
      font-weight:700;
      letter-spacing:.1px;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.82);
      color: rgba(11,18,32,.92);
      font-size:13px;
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    textarea{min-height:110px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(47,107,255,.35);
      box-shadow: 0 0 0 4px rgba(47,107,255,.14);
      background: rgba(255,255,255,.96);
    }
    .form-actions{
      display:flex;
      gap:12px;
      align-items:center;
      flex-wrap:wrap;
      margin-top:10px;
    }
    .note{
      color: var(--muted2);
      font-size:12px;
      line-height:1.6;
      margin:0;
    }
    .side-info{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      padding:14px;
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      position:relative;
      z-index:1;
    }
    .side-info h3{
      margin:0 0 8px;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .side-info ul{
      margin:0;
      padding-left:18px;
      color: var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .contact-row{
      margin-top:12px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      font-size:13px;
      transition: transform .18s ease, background .18s ease;
      white-space:nowrap;
    }
    .mini-link:hover{transform: translateY(-1px); background: rgba(255,255,255,.96)}
    .mini-link svg{width:16px; height:16px}

    .tag-cloud{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .tchip{
      padding:10px 12px;
      border-radius: 999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      color: rgba(11,18,32,.82);
      font-size:13px;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      cursor:default;
      user-select:none;
    }
    .tchip:hover{transform: translateY(-1px); background: rgba(255,255,255,.94); border-color: rgba(47,107,255,.18)}
    .network{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .mapish{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
      overflow:hidden;
      padding:14px;
      position:relative;
    }
    .mapish::before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(circle at 20% 30%, rgba(0,184,217,.20), transparent 55%),
        radial-gradient(circle at 70% 25%, rgba(47,107,255,.18), transparent 60%),
        radial-gradient(circle at 60% 80%, rgba(124,58,237,.14), transparent 60%);
      pointer-events:none;
    }
    .map-grid{
      position:relative; z-index:1;
      display:grid;
      grid-template-columns: repeat(5, minmax(0,1fr));
      gap:10px;
    }
    .node{
      height:52px;
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      display:flex;
      align-items:center;
      justify-content:center;
      font-size:12px;
      color: rgba(11,18,32,.82);
      transition: transform .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
    }
    .node::after{
      content:"";
      position:absolute;
      inset:-2px;
      background: linear-gradient(135deg, rgba(0,184,217,.16), rgba(124,58,237,.10));
      opacity:0;
      transition: opacity .18s ease;
      pointer-events:none;
    }
    .node:hover{transform: translateY(-2px); box-shadow: 0 16px 30px rgba(11,18,32,.10)}
    .node:hover::after{opacity:1}
    .node span{position:relative; z-index:1; font-weight:800}
    .network-side{
      display:flex;
      flex-direction:column;
      gap:12px;
    }

    footer{
      background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.55) 20%, rgba(255,255,255,.75));
      border-top: 1px solid rgba(15,23,42,.08);
      padding: 18px 0 26px;
      margin-top: 8px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .footer-card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius2);
      padding:14px;
      box-shadow: 0 10px 22px rgba(11,18,32,.06);
    }
    .footer-title{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:8px;
    }
    .footer-title strong{font-size:14px}
    .footer-title span{font-size:12px; color:var(--muted2)}
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .f-a{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      font-size:13px;
      color: rgba(11,18,32,.86);
      transition: transform .18s ease, background .18s ease;
      white-space:nowrap;
    }
    .f-a:hover{transform: translateY(-1px); background: rgba(255,255,255,.96)}
    .copyright{
      margin-top:12px;
      color: var(--muted2);
      font-size:12px;
      line-height:1.7;
    }
    .footer-right{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .wechat{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .wechat img{
      width:96px;
      height:96px;
      border-radius: 22px;
      border:1px solid rgba(15,23,42,.10);
      background:#fff;
      box-shadow: 0 12px 26px rgba(11,18,32,.08);
      object-fit:cover;
    }
    .wechat .wmeta{
      display:flex;
      flex-direction:column;
      gap:6px;
    }
    .wechat .wmeta strong{font-size:14px}
    .wechat .wmeta span{color:var(--muted); font-size:13px; line-height:1.6}
    .bottom-bar{
      margin-top:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color: var(--muted2);
      font-size:12px;
    }

    .float-cs{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-cs .fbtn{
      pointer-events:auto;
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      box-shadow: 0 18px 40px rgba(11,18,32,.16);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
      user-select:none;
      max-width: 220px;
    }
    .float-cs .fbtn:hover{transform: translateY(-2px); box-shadow: 0 22px 52px rgba(11,18,32,.20)}
    .fbtn svg{width:18px; height:18px}
    .fbtn .txt{
      display:flex; flex-direction:column; line-height:1.2;
    }
    .fbtn .txt strong{font-size:13px}
    .fbtn .txt span{font-size:12px; color: var(--muted2); margin-top:4px; white-space:nowrap}
    .scrollTop{
      pointer-events:auto;
      width:44px; height:44px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      box-shadow: 0 18px 40px rgba(11,18,32,.16);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, opacity .18s ease, box-shadow .18s ease;
      opacity:0;
      transform: translateY(10px);
    }
    .scrollTop.show{opacity:1; transform: translateY(0)}
    .scrollTop:hover{transform: translateY(-2px); box-shadow: 0 22px 52px rgba(11,18,32,.20)}
    .scrollTop svg{width:18px; height:18px}

    .sr-only{
      position:absolute;
      width:1px; height:1px;
      padding:0; margin:-1px;
      overflow:hidden;
      clip:rect(0,0,0,0);
      white-space:nowrap;
      border:0;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-left{padding:20px 16px}
      .grid-3{grid-template-columns: 1fr; }
      .grid-4{grid-template-columns: 1fr 1fr; }
      .split{grid-template-columns: 1fr}
      .process{grid-template-columns: 1fr 1fr}
      .gallery{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      .comment-grid{grid-template-columns: 1fr}
      .faq{grid-template-columns: 1fr}
      .timeline{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .form-grid{grid-template-columns: 1fr}
      .compare-grid{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .brand{min-width: auto}
      .nav{display:none}
      .nav-ctas{display:none}
      .burger{display:flex}
      .mobile-drawer{display:block}
      .float-cs{right:12px; bottom:12px}
      .float-cs .fbtn{max-width: 200px}
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .dot{animation:none}
      .card, .btn, .metric, .quote, .node, .aitem, .scrollTop, .link-inline{transition:none}
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }