:root{
      --bg0:#ffffff;
      --bg1:#f7f7fb;
      --bg2:#f3f6ff;
      --card:#ffffff;
      --text:#1f2430;
      --muted:#5a6476;
      --muted2:#7a869b;
      --line:rgba(20,30,50,.10);
      --shadow:0 16px 44px rgba(15,23,42,.08);
      --shadow2:0 10px 26px rgba(15,23,42,.10);
      --brand:#2b63ff;
      --brand2:#00b3ff;
      --accent:#6a3dff;
      --good:#0bb981;
      --warn:#ff9f2f;
      --danger:#ff4d4f;

      --radius:18px;
      --radius2:14px;
      --radius3:12px;

      --container:1120px;
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC",
                   "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1100px 700px at 18% -10%, rgba(43,99,255,.18), transparent 58%),
        radial-gradient(900px 600px at 85% 0%, rgba(0,179,255,.16), transparent 55%),
        linear-gradient(180deg, var(--bg0), #fbfbfe 34%, var(--bg1) 100%);
    }

    a{ color:inherit; text-decoration:none; }
    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .skip{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto; padding:10px 12px;
      background:#fff; border:1px solid var(--line); border-radius:10px; z-index:9999;
      box-shadow: var(--shadow2);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,255,255,.68);
      border-bottom:1px solid rgba(20,30,50,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding: 14px 0;
      gap: 14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 240px;
    }
    .brand img{
      width:44px; height:44px; border-radius:12px;
      box-shadow: 0 10px 30px rgba(43,99,255,.18);
      border:1px solid rgba(43,99,255,.18);
      object-fit:cover;
      background:#fff;
    }
    .brand strong{
      display:block; font-size:14px; letter-spacing:.2px;
    }
    .brand span{
      display:block; font-size:12px; color:var(--muted);
      margin-top:2px;
    }

    .nav{
      display:flex; align-items:center; gap:14px; flex:1;
      justify-content:flex-end;
      min-width: 0;
    }
    .nav a.link{
      font-size:13px; color:var(--muted);
      padding:10px 10px; border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav a.link:hover{
      background: rgba(43,99,255,.08);
      color: #163a91;
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex; gap:10px; align-items:center; justify-content:flex-end;
      min-width: 280px;
    }
    .btn{
      appearance:none;
      border:1px solid rgba(20,30,50,.12);
      background:#fff;
      color:var(--text);
      border-radius: 14px;
      padding:10px 14px;
      font-weight:650;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .2s ease, border-color .2s ease;
      display:inline-flex; align-items:center; gap:8px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:active{ transform: translateY(1px); }
    .btn:hover{ box-shadow: 0 14px 30px rgba(15,23,42,.10); border-color: rgba(43,99,255,.28); }
    .btn-primary{
      border-color: rgba(43,99,255,.25);
      background: linear-gradient(135deg, rgba(43,99,255,1), rgba(0,179,255,1));
      color:#fff;
      box-shadow: 0 16px 36px rgba(43,99,255,.25);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 44px rgba(43,99,255,.33);
      border-color: rgba(255,255,255,.20);
      transform: translateY(-1px);
    }
    .btn-ghost{
      background: rgba(255,255,255,.80);
    }
    .icon-dot{
      width:9px; height:9px; border-radius:99px;
      background: rgba(255,255,255,.90);
      box-shadow: 0 0 0 4px rgba(255,255,255,.22);
    }

    .menu-btn{
      display:none;
      padding:10px 12px;
    }
    .menu-lines{
      width:18px; height:12px; position:relative;
    }
    .menu-lines span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px; background: rgba(31,36,48,.9);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .menu-lines span:nth-child(1){ top:0; }
    .menu-lines span:nth-child(2){ top:5px; }
    .menu-lines span:nth-child(3){ top:10px; }
    .menu-open .menu-lines span:nth-child(1){ top:5px; transform: rotate(45deg); }
    .menu-open .menu-lines span:nth-child(2){ opacity:0; }
    .menu-open .menu-lines span:nth-child(3){ top:5px; transform: rotate(-45deg); }

    .mobile-panel{
      display:none;
      padding: 10px 0 16px;
    }
    .mobile-links{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .mobile-links a{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,30,50,.10);
      border-radius: 14px;
      padding:12px 12px;
      color: var(--muted);
      font-size:13px;
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
      display:flex; align-items:center; gap:10px;
    }
    .mobile-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(43,99,255,.28);
      background:#fff;
      color:#163a91;
    }
    .mobile-links i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 4px rgba(43,99,255,.12);
      flex: 0 0 auto;
    }

    main{ padding-bottom: 40px; }

    .hero{
      position:relative;
      padding: 44px 0 20px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 22px;
      align-items: stretch;
    }

    .hero-card{
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.68));
      border:1px solid rgba(20,30,50,.10);
      border-radius: 26px;
      padding: 22px;
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(600px 240px at 18% 10%, rgba(43,99,255,.25), transparent 60%),
        radial-gradient(520px 260px at 88% 18%, rgba(0,179,255,.20), transparent 62%),
        radial-gradient(460px 280px at 55% 85%, rgba(106,61,255,.14), transparent 60%);
      pointer-events:none;
    }
    .hero-card > *{ position:relative; z-index:1; }

    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      border:1px solid rgba(43,99,255,.24);
      background: rgba(43,99,255,.08);
      color:#173b91;
      font-size:12px;
      font-weight:650;
      white-space:nowrap;
    }
    .badge i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 4px rgba(43,99,255,.16);
    }
    .kicker .meta{
      color:var(--muted);
      font-size:12px;
    }

    h1{
      margin: 8px 0 10px;
      font-size: 34px;
      line-height:1.14;
      letter-spacing: -0.4px;
    }
    .lead{
      margin: 0;
      color: var(--muted);
      font-size: 14.5px;
      line-height:1.8;
      max-width: 64ch;
    }

    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top: 16px;
      align-items:center;
    }

    .mini-points{
      margin-top: 18px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .point{
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.72);
      border-radius: 16px;
      padding: 12px 12px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .point:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(15,23,42,.10);
      border-color: rgba(43,99,255,.25);
    }
    .point b{
      display:block; font-size:13px;
      margin-bottom: 4px;
    }
    .point span{
      display:block; font-size:12px; color:var(--muted);
      line-height:1.6;
    }

    .side{
      display:flex;
      flex-direction:column;
      gap: 14px;
    }

    .metrics{
      border-radius: 26px;
      border:1px solid rgba(20,30,50,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.62));
      box-shadow: var(--shadow);
      padding: 18px;
      position:relative;
      overflow:hidden;
    }
    .metrics::after{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(420px 220px at 20% 0%, rgba(0,179,255,.22), transparent 62%),
        radial-gradient(420px 220px at 85% 30%, rgba(43,99,255,.16), transparent 64%),
        linear-gradient(180deg, rgba(255,255,255,.20), rgba(255,255,255,.0));
      pointer-events:none;
    }
    .metrics > *{ position:relative; z-index:1; }

    .metrics-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom: 10px;
    }
    .metrics-top h2{
      margin:0;
      font-size:14px;
      letter-spacing:.2px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
    }
    .pill i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, rgba(11,185,129,1), rgba(0,179,255,1));
      box-shadow: 0 0 0 4px rgba(11,185,129,.14);
    }

    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .metric{
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.72);
      padding: 12px;
      transition: transform .2s ease, box-shadow .2s ease;
      position:relative;
      overflow:hidden;
      min-height: 86px;
    }
    .metric::before{
      content:"";
      position:absolute; inset:auto -40px -40px auto;
      width:90px; height:90px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(43,99,255,.18), transparent 60%);
      pointer-events:none;
    }
    .metric > *{ position:relative; z-index:1; }
    .metric b{
      display:block;
      font-size: 22px;
      letter-spacing: -0.3px;
      margin-bottom: 4px;
    }
    .metric span{
      display:block;
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.6;
    }

    .side-form{
      border-radius: 26px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding: 18px;
    }
    .side-form h3{
      margin: 2px 0 8px;
      font-size: 14px;
      letter-spacing:.2px;
    }
    .helper{
      margin:0 0 12px;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.7;
    }

    form .row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-bottom:10px;
    }
    label{
      display:block;
      font-size:12px;
      color:var(--muted);
      margin: 2px 0 6px;
    }
    input, select, textarea{
      width:100%;
      border:1px solid rgba(20,30,50,.12);
      background: rgba(255,255,255,.92);
      border-radius: 14px;
      padding: 11px 12px;
      font-size: 13px;
      color:var(--text);
      outline:none;
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    textarea{ min-height: 92px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      border-color: rgba(43,99,255,.45);
      box-shadow: 0 0 0 5px rgba(43,99,255,.12);
    }

    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-top: 10px;
      flex-wrap:wrap;
    }
    .form-note{
      color:var(--muted2);
      font-size:12px;
      line-height:1.5;
      max-width: 44ch;
    }

    .section{
      padding: 26px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
      margin-bottom: 14px;
    }
    .section-title{
      margin:0;
      font-size: 20px;
      letter-spacing: -0.2px;
    }
    .section-sub{
      margin: 6px 0 0;
      color:var(--muted);
      font-size: 13.5px;
      line-height:1.8;
      max-width: 62ch;
    }
    .anchor{
      display:block; position:relative; top:-74px; visibility:hidden;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .card{
      background: rgba(255,255,255,.86);
      border:1px solid rgba(20,30,50,.10);
      border-radius: var(--radius);
      box-shadow: 0 14px 38px rgba(15,23,42,.06);
      padding: 16px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      overflow:hidden;
      position:relative;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 20px 54px rgba(15,23,42,.10);
      border-color: rgba(43,99,255,.22);
    }
    .card .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(43,99,255,.08);
      border:1px solid rgba(43,99,255,.20);
      color:#163a91;
      font-size:12px;
      font-weight:650;
      margin-bottom: 10px;
    }
    .card h3{
      margin: 4px 0 8px;
      font-size: 15px;
      letter-spacing:.1px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size: 13.2px;
      line-height:1.8;
    }

    .list{
      margin:0; padding-left: 18px;
      color:var(--muted);
      line-height:1.85;
      font-size: 13.3px;
    }
    .list li{ margin:6px 0; }
    .list li::marker{ color: rgba(43,99,255,.85); }

    .steps{
      display:grid;
      grid-template-columns: 1fr;
      gap: 12px;
    }
    .step{
      display:flex; gap: 12px; align-items:flex-start;
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.82);
      transition: transform .2s ease, box-shadow .2s ease;
      box-shadow: 0 14px 34px rgba(15,23,42,.05);
    }
    .step:hover{
      transform: translateY(-2px);
      box-shadow: 0 20px 50px rgba(15,23,42,.09);
    }
    .step .num{
      width:36px; height:36px; border-radius: 14px;
      background: linear-gradient(135deg, rgba(43,99,255,1), rgba(0,179,255,1));
      color:#fff;
      font-weight:800;
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 18px 36px rgba(43,99,255,.24);
      flex:0 0 auto;
    }
    .step b{ display:block; font-size:14px; margin-bottom:4px; }
    .step span{
      color:var(--muted);
      font-size:13.2px;
      line-height:1.8;
    }

    .compare{
      border-radius: 26px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom: 12px;
      flex-wrap:wrap;
    }
    .stars{
      display:flex; align-items:center; gap:10px;
      background: rgba(11,185,129,.08);
      border:1px solid rgba(11,185,129,.20);
      border-radius: 18px;
      padding: 10px 12px;
    }
    .stars b{ font-size:14px; }
    .star-row{
      display:flex; gap:6px; align-items:center;
    }
    .star{
      width:16px; height:16px;
      fill: rgba(255,159,47,1);
      filter: drop-shadow(0 6px 16px rgba(255,159,47,.22));
    }
    table{
      width:100%;
      border-collapse: collapse;
      min-width: 780px;
    }
    .table-wrap{
      overflow:auto;
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.08);
      background:#fff;
    }
    th, td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(20,30,50,.08);
      font-size: 13px;
      vertical-align:top;
    }
    th{
      text-align:left;
      background: linear-gradient(180deg, rgba(43,99,255,.10), rgba(43,99,255,.04));
      color:#173b91;
      font-weight:800;
      letter-spacing:.1px;
      position:sticky; top:0; z-index:1;
    }
    td{
      color:var(--muted);
      line-height:1.7;
    }
    td strong{ color:var(--text); }
    .good-badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(11,185,129,.22);
      background: rgba(11,185,129,.08);
      color:#0a7a5b;
      font-weight:750;
      font-size:12px;
      white-space:nowrap;
    }
    .warn-badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(255,159,47,.25);
      background: rgba(255,159,47,.10);
      color:#9a5a00;
      font-weight:750;
      font-size:12px;
      white-space:nowrap;
    }

    .pricing-row{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 14px;
    }
    .price-card{
      border-radius: 22px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.86);
      padding: 16px;
      box-shadow: 0 16px 44px rgba(15,23,42,.06);
      overflow:hidden;
      position:relative;
    }
    .price-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(380px 220px at 15% 0%, rgba(43,99,255,.18), transparent 60%),
        radial-gradient(340px 220px at 90% 25%, rgba(0,179,255,.16), transparent 62%);
      pointer-events:none;
    }
    .price-card > *{ position:relative; z-index:1; }
    .price-card h3{ margin: 0 0 10px; font-size:15px; }
    .price-card .price{
      display:flex; align-items:flex-end; gap:10px; margin-bottom: 8px;
    }
    .price-card .num{
      font-size: 30px; letter-spacing:-.6px; font-weight:900;
      color:#163a91;
    }
    .price-card .unit{
      color: var(--muted);
      font-size: 12.5px;
      padding-bottom: 6px;
    }
    .price-card p{
      margin:0;
      color:var(--muted);
      font-size: 13px;
      line-height:1.8;
    }
    .price-ul{
      margin: 12px 0 0; padding-left: 18px; color:var(--muted); line-height:1.8; font-size: 13px;
    }
    .price-ul li{ margin: 6px 0; }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap: 10px;
    }
    .t-item{
      display:flex; gap: 12px; align-items:flex-start;
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.82);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .t-item:hover{ transform: translateY(-2px); box-shadow: 0 20px 48px rgba(15,23,42,.08); }
    .t-dot{
      width:12px; height:12px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 5px rgba(43,99,255,.12);
      margin-top: 5px;
      flex: 0 0 auto;
    }
    .t-item b{ display:block; font-size:14px; margin-bottom: 4px; }
    .t-item span{ color:var(--muted); font-size:13.2px; line-height:1.8; display:block; }

    .cases-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .case{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 16px 44px rgba(15,23,42,.06);
      transition: transform .2s ease, box-shadow .2s ease;
      overflow:hidden;
      position:relative;
    }
    .case:hover{ transform: translateY(-3px); box-shadow: 0 22px 60px rgba(15,23,42,.10); }
    .case .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom: 10px;
    }
    .case h3{ margin:0; font-size:15px; }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(43,99,255,.08);
      border:1px solid rgba(43,99,255,.18);
      color:#163a91;
      font-size:12px;
      font-weight:750;
      white-space:nowrap;
    }
    .case p{
      margin:0;
      color:var(--muted);
      font-size:13.2px;
      line-height:1.8;
    }
    .case .meta-row{
      margin-top: 12px;
      display:flex; gap: 10px; flex-wrap:wrap;
    }
    .meta-pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      color: var(--muted);
      font-size: 12.5px;
      white-space:nowrap;
    }
    .meta-pill i{
      width:8px; height:8px; border-radius:50%;
      background: rgba(31,36,48,.30);
    }

    .review-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 14px;
    }
    .review{
      border-radius: var(--radius);
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 16px 44px rgba(15,23,42,.06);
      padding: 16px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      display:flex;
      flex-direction:column;
      gap: 10px;
      min-height: 186px;
    }
    .review:hover{ transform: translateY(-3px); box-shadow: 0 22px 60px rgba(15,23,42,.10); border-color: rgba(43,99,255,.22); }
    .review .who{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .avatar{
      width:40px; height:40px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(43,99,255,.22), rgba(0,179,255,.18));
      border:1px solid rgba(43,99,255,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:#163a91;
      flex:0 0 auto;
    }
    .review .role{
      color:var(--muted);
      font-size: 12.5px;
      line-height:1.4;
      text-align:right;
    }
    .review blockquote{
      margin:0;
      color:var(--text);
      font-size:13.4px;
      line-height:1.85;
    }

    .tab-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 14px;
      align-items:start;
    }

    .compare-tabs{
      display:flex; gap: 10px; flex-wrap:wrap;
      margin-top: 10px;
    }

    .seg{
      display:flex; gap: 8px; flex-wrap:wrap;
    }
    .seg button{
      border-radius: 999px;
      border:1px solid rgba(20,30,50,.12);
      background:#fff;
      padding:10px 12px;
      font-size: 13px;
      color:var(--muted);
      cursor:pointer;
      transition: transform .15s ease, border-color .2s ease, background .2s ease, color .2s ease;
      white-space:nowrap;
      font-weight:700;
    }
    .seg button:hover{ transform: translateY(-1px); border-color: rgba(43,99,255,.28); color:#163a91; }
    .seg button[aria-pressed="true"]{
      background: rgba(43,99,255,.10);
      border-color: rgba(43,99,255,.32);
      color:#163a91;
    }

    .match-panel{
      border-radius: 26px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: var(--shadow);
    }

    .match-list{
      display:grid;
      grid-template-columns: 1fr;
      gap: 12px;
      margin-top: 10px;
    }
    .match-item{
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.82);
      padding: 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .match-item:hover{ transform: translateY(-2px); box-shadow: 0 20px 48px rgba(15,23,42,.08); }
    .match-item b{ display:block; font-size:14px; margin-bottom:6px; }
    .match-item span{ color:var(--muted); font-size:13.2px; line-height:1.75; display:block; }
    .match-item .score{
      display:flex; flex-direction:column; align-items:flex-end; gap: 6px;
      min-width: 90px;
    }
    .match-item .score i{
      width:46px; height:46px; border-radius: 18px;
      background: linear-gradient(135deg, rgba(43,99,255,.22), rgba(0,179,255,.18));
      border:1px solid rgba(43,99,255,.22);
      display:flex; align-items:center; justify-content:center;
      color:#163a91; font-weight:900;
      font-style:normal;
    }
    .match-item .score small{ color:var(--muted2); font-size:12px; white-space:nowrap; }

    .faq{
      border-radius: 26px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: var(--shadow);
    }
    details{
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.08);
      background: rgba(255,255,255,.90);
      padding: 12px 14px;
      margin-bottom: 10px;
      transition: box-shadow .2s ease, border-color .2s ease, transform .2s ease;
    }
    details[open]{
      border-color: rgba(43,99,255,.28);
      box-shadow: 0 18px 46px rgba(15,23,42,.10);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      font-weight:850;
      color: var(--text);
      font-size: 14px;
      padding-right: 8px;
      user-select:none;
    }
    summary::-webkit-details-marker{ display:none; }
    .sum-right{
      color: var(--muted2);
      font-size: 12px;
      font-weight:700;
      white-space:nowrap;
      padding-top: 2px;
    }
    .faq-body{
      margin-top: 10px;
      color: var(--muted);
      font-size: 13.3px;
      line-height: 1.85;
    }

    .articles-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 14px;
    }
    .article{
      border-radius: var(--radius);
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.86);
      padding: 14px;
      box-shadow: 0 16px 44px rgba(15,23,42,.06);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      display:flex; flex-direction:column; gap:10px;
      min-height: 160px;
    }
    .article:hover{ transform: translateY(-3px); box-shadow: 0 22px 60px rgba(15,23,42,.10); border-color: rgba(43,99,255,.22); }
    .article .row{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      margin-bottom: 2px;
    }
    .article .k{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(0,179,255,.10);
      border:1px solid rgba(0,179,255,.20);
      color:#0a4b66;
      font-weight:800;
      font-size:12px;
      white-space:nowrap;
    }
    .article time{ color:var(--muted2); font-size:12px; white-space:nowrap; }
    .article h3{
      margin:0;
      font-size: 14.5px;
      line-height:1.5;
      letter-spacing:.1px;
    }
    .article p{
      margin:0;
      color:var(--muted);
      font-size:13.2px;
      line-height:1.8;
    }
    .article a.read{
      margin-top:auto;
      display:inline-flex; align-items:center; gap:8px;
      color:#163a91;
      font-weight:800;
      font-size:13px;
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(43,99,255,.20);
      background: rgba(43,99,255,.08);
      transition: transform .15s ease, background .2s ease, border-color .2s ease;
      width: fit-content;
    }
    .article a.read:hover{ transform: translateY(-1px); background: rgba(43,99,255,.12); border-color: rgba(43,99,255,.30); }

    .help-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 14px;
      align-items:start;
    }
    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 10px;
    }
    .net-card{
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.82);
      padding: 14px;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .net-card:hover{ transform: translateY(-2px); box-shadow: 0 20px 48px rgba(15,23,42,.08); }
    .net-card b{ display:block; font-size:14px; margin-bottom:4px; }
    .net-card span{ color:var(--muted); font-size:13.2px; line-height:1.8; display:block; }

    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .tword{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      color: var(--muted);
      font-size: 13px;
      font-weight:750;
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .tword:hover{
      transform: translateY(-1px);
      border-color: rgba(43,99,255,.28);
      background: rgba(43,99,255,.08);
      color:#163a91;
    }

    .form-card{
      border-radius: 26px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.78);
      padding: 16px;
      box-shadow: var(--shadow);
    }
    .form-card h2{ margin:0 0 8px; font-size: 16px; }
    .form-card p{ margin:0 0 12px; color:var(--muted); font-size:13.2px; line-height:1.8; }

    footer{
      margin-top: 10px;
      background: linear-gradient(180deg, rgba(255,255,255,.40), rgba(255,255,255,.78));
      border-top:1px solid rgba(20,30,50,.08);
    }
    .footer-inner{
      padding: 22px 0 14px;
    }
    .footer-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .foot-brand{
      display:flex; gap:12px; align-items:flex-start;
      min-width: 260px;
    }
    .foot-brand img{
      width:44px; height:44px; border-radius: 14px;
      border:1px solid rgba(43,99,255,.18);
      background:#fff;
      object-fit:cover;
    }
    .foot-brand b{ display:block; margin-bottom: 6px; font-size:14px; letter-spacing:.2px; }
    .foot-brand span{ color:var(--muted); font-size:13px; line-height:1.8; display:block; max-width: 56ch; }

    .footer-links{
      display:flex; gap: 20px; flex-wrap:wrap;
      justify-content:flex-end;
    }
    .foot-col{
      min-width: 220px;
    }
    .foot-col b{
      display:block; margin-bottom: 10px;
      color:#163a91;
      font-size:13.5px;
    }
    .foot-col a{
      display:inline-flex; align-items:center; gap:8px;
      color: var(--muted);
      font-size: 13px;
      padding: 8px 0;
      width: fit-content;
      transition: color .2s ease, transform .15s ease;
    }
    .foot-col a:hover{ color:#163a91; transform: translateY(-1px); }

    .friend{
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.86);
      padding: 14px;
      margin-top: 12px;
    }
    .friend b{ display:block; margin-bottom: 10px; color:#163a91; font-size:13.5px; }
    .friend .flinks{
      display:flex; flex-wrap:wrap; gap: 12px;
    }
    .friend .flinks a{
      color: var(--muted);
      border:1px solid rgba(20,30,50,.10);
      background: rgba(255,255,255,.84);
      padding: 9px 12px;
      border-radius:999px;
      font-size: 13px;
      font-weight: 750;
      transition: transform .15s ease, border-color .2s ease, background .2s ease, color .2s ease;
      white-space:nowrap;
    }
    .friend .flinks a:hover{
      transform: translateY(-1px);
      border-color: rgba(43,99,255,.28);
      background: rgba(43,99,255,.08);
      color:#163a91;
    }

    .footer-bottom{
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px solid rgba(20,30,50,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
    }
    .copyright{
      color:var(--muted2);
      font-size: 12.5px;
      line-height:1.6;
    }
    .foot-actions{
      display:flex; gap:10px; flex-wrap:wrap;
    }

    .toast{
      position: fixed;
      left: 50%;
      transform: translateX(-50%);
      bottom: 18px;
      background: rgba(18,24,38,.92);
      color:#fff;
      border:1px solid rgba(255,255,255,.14);
      border-radius: 16px;
      padding: 12px 14px;
      box-shadow: 0 18px 44px rgba(0,0,0,.25);
      z-index: 200;
      display:none;
      max-width: calc(100% - 28px);
    }
    .toast.show{ display:block; animation: pop .18s ease-out; }
    @keyframes pop{
      from{ transform: translateX(-50%) translateY(8px); opacity:0; }
      to{ transform: translateX(-50%) translateY(0); opacity:1; }
    }

    .float-customer{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 120;
      display:flex;
      flex-direction:column;
      align-items:flex-end;
      gap: 10px;
    }
    .float-btn{
      display:flex; align-items:center; gap: 10px;
      padding: 12px 14px;
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.12);
      background: rgba(255,255,255,.85);
      box-shadow: 0 18px 44px rgba(15,23,42,.16);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
      user-select:none;
    }
    .float-btn:hover{
      transform: translateY(-2px);
      border-color: rgba(43,99,255,.25);
      box-shadow: 0 22px 54px rgba(15,23,42,.22);
    }
    .float-btn i{
      width:38px; height:38px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(43,99,255,1), rgba(0,179,255,1));
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-style:normal;
      box-shadow: 0 18px 40px rgba(43,99,255,.28);
      font-weight:900;
    }
    .float-btn b{ font-size:13.5px; }
    .float-btn span{ color:var(--muted); font-size:12.5px; display:block; margin-top:2px; }

    .qrcode-pop{
      width: 220px;
      border-radius: 22px;
      border:1px solid rgba(20,30,50,.12);
      background: rgba(255,255,255,.90);
      box-shadow: 0 22px 60px rgba(15,23,42,.22);
      overflow:hidden;
      display:none;
      transform-origin: 90% 100%;
      animation: qpop .18s ease-out;
    }
    @keyframes qpop{
      from{ opacity:0; transform: translateY(10px) scale(.98); }
      to{ opacity:1; transform: translateY(0) scale(1); }
    }
    .qrcode-pop .hd{
      padding: 12px 14px 10px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      border-bottom: 1px solid rgba(20,30,50,.08);
      background: linear-gradient(135deg, rgba(43,99,255,.10), rgba(0,179,255,.06));
    }
    .qrcode-pop .hd b{ font-size:13.5px; color:#163a91; }
    .qrcode-pop .hd button{
      border:1px solid rgba(20,30,50,.12);
      background:#fff;
      border-radius: 12px;
      padding:8px 10px;
      cursor:pointer;
      color:var(--muted);
      font-weight:800;
      transition: transform .15s ease, border-color .2s ease;
    }
    .qrcode-pop .hd button:hover{
      transform: translateY(-1px);
      border-color: rgba(43,99,255,.25);
      color:#163a91;
    }
    .qrcode-pop .body{
      padding: 12px 14px 14px;
    }
    .qrcode-pop img{
      width: 100%;
      height: auto;
      border-radius: 16px;
      border:1px solid rgba(20,30,50,.10);
      background:#fff;
      display:block;
    }
    .qrcode-pop .foot{
      margin-top: 10px;
      color: var(--muted);
      font-size: 12.5px;
      line-height: 1.6;
    }

    .to-top{
      position: fixed;
      left: 14px;
      bottom: 14px;
      z-index: 110;
      opacity: 0;
      pointer-events:none;
      transform: translateY(10px);
      transition: opacity .2s ease, transform .2s ease;
    }
    .to-top.show{
      opacity:1;
      pointer-events:auto;
      transform: translateY(0);
    }
    .to-top button{
      width: 46px; height: 46px;
      border-radius: 18px;
      border:1px solid rgba(20,30,50,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 44px rgba(15,23,42,.16);
      cursor:pointer;
      transition: transform .15s ease, border-color .2s ease;
      font-weight:900;
      color:#163a91;
    }
    .to-top button:hover{
      transform: translateY(-2px);
      border-color: rgba(43,99,255,.25);
    }

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

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .nav-cta{ min-width: 0; }
      .nav a.link{ display:none; }
      .menu-btn{ display:inline-flex; }
      .mobile-panel{ display:block; }
      .grid-3{ grid-template-columns: 1fr; }
      .review-grid{ grid-template-columns: 1fr; }
      .pricing-row{ grid-template-columns: 1fr; }
      .cases-grid{ grid-template-columns: 1fr; }
      .articles-grid{ grid-template-columns: 1fr; }
      .tab-grid{ grid-template-columns: 1fr; }
      .help-grid{ grid-template-columns: 1fr; }
      .network{ grid-template-columns: 1fr; }
      h1{ font-size: 30px; }
      table{ min-width: 680px; }
      form .row{ grid-template-columns: 1fr; }
    }

    @media (prefers-reduced-motion: reduce){
      *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior:auto !important; }
      .reveal{ opacity:1; transform:none; }
    }