:root{
      --bg0:#f6f9ff;
      --bg1:#ffffff;
      --text:#0f172a;
      --muted:#5b6b86;
      --muted2:#7b8aa5;
      --card:#ffffff;
      --line:rgba(16, 34, 70, .12);
      --line2:rgba(16, 34, 70, .08);
      --brand:#0b4fe6;
      --brand2:#0a7cff;
      --brand3:#0ea5e9;
      --deep:#0a2a66;
      --accent:#2dd4bf;
      --warning:#f59e0b;
      --danger:#ef4444;
      --shadow: 0 10px 30px rgba(10, 42, 102, .10);
      --shadow2: 0 12px 36px rgba(11, 79, 230, .12);
      --radius:16px;
      --radius2:22px;
      --container:1120px;
      --padX:20px;
      --focus: 0 0 0 4px rgba(11,79,230,.18);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      background:
        radial-gradient(1200px 520px at 20% -10%, rgba(11,79,230,.22), transparent 60%),
        radial-gradient(900px 420px at 80% 0%, rgba(14,165,233,.18), transparent 55%),
        linear-gradient(180deg, var(--bg0), #ffffff 42%, #f7fbff 100%);
      color:var(--text);
    }
    a{color:inherit; text-decoration:none}
    .container{max-width:var(--container); margin:0 auto; padding:0 var(--padX)}
    .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 14px; background:#fff; border:1px solid var(--line); border-radius:10px; z-index:9999; box-shadow:var(--shadow)}
    header{
      position:sticky; top:0; z-index:60; backdrop-filter:saturate(140%) blur(10px);
      background: rgba(246,249,255,.72);
      border-bottom:1px solid rgba(16,34,70,.08);
    }
    .nav-wrap{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:12px 0}
    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .brand img{width:40px; height:40px; object-fit:contain}
    .brand-title{display:flex; flex-direction:column; line-height:1.1}
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted)}
    nav{display:flex; align-items:center; gap:14px}
    .nav-links{display:flex; gap:14px; align-items:center; flex-wrap:wrap; justify-content:flex-end}
    .nav-links a{
      font-size:13px; color:var(--muted); padding:8px 10px; border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      outline:none;
    }
    .nav-links a:hover{background:rgba(11,79,230,.08); color:#08306e; transform: translateY(-1px)}
    .nav-actions{display:flex; align-items:center; gap:10px; justify-content:flex-end}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:11px 14px; border-radius:14px; border:1px solid rgba(11,79,230,.18);
      background:#fff; color:#0a2a66; box-shadow: 0 6px 18px rgba(10,42,102,.06);
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      font-weight:650; font-size:13px;
      cursor:pointer;
      user-select:none;
    }
    .btn:focus{outline:none; box-shadow: var(--focus), 0 6px 18px rgba(10,42,102,.06)}
    .btn:hover{transform: translateY(-1px); box-shadow: var(--shadow2); border-color: rgba(11,79,230,.28)}
    .btn-primary{
      background: linear-gradient(135deg, rgba(11,79,230,1), rgba(10,124,255,1));
      color:#fff; border-color: rgba(11,79,230,.25);
      box-shadow: 0 12px 28px rgba(11,79,230,.25);
    }
    .btn-primary:hover{box-shadow: 0 16px 36px rgba(11,79,230,.28)}
    .btn-ghost{
      background:rgba(255,255,255,.65);
      border-color:rgba(16,34,70,.14);
      box-shadow:none;
    }
    .burger{display:none; width:44px; height:44px; border-radius:14px; border:1px solid rgba(16,34,70,.14); background:#fff; cursor:pointer}
    .burger span{display:block; width:18px; height:2px; background:#0a2a66; margin:0 auto; border-radius:2px}
    .burger span+span{margin-top:5px}
    .mobile-panel{
      display:none;
      border-top:1px solid rgba(16,34,70,.08);
      padding:10px 0 14px;
    }
    .mobile-panel a{
      display:flex; justify-content:space-between; align-items:center;
      padding:12px 14px; border-radius:14px;
      background:rgba(255,255,255,.7); border:1px solid rgba(16,34,70,.10);
      margin-top:10px;
      color:#0a2a66;
    }
    .mobile-panel a em{font-style:normal; color:var(--muted); font-size:12px}
    .hero{
      padding: 34px 0 18px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute; inset:-200px -120px auto -120px;
      height:520px;
      background:
        radial-gradient(500px 240px at 25% 40%, rgba(11,79,230,.35), transparent 65%),
        radial-gradient(480px 240px at 78% 22%, rgba(14,165,233,.28), transparent 62%);
      pointer-events:none;
      filter:saturate(110%);
    }
    .hero-grid{
      display:grid; grid-template-columns: 1.1fr .9fr;
      gap:22px; align-items:stretch;
      position:relative;
    }
    .hero-left{
      padding:14px 0;
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:10px;
      padding:9px 12px; border-radius:999px;
      border:1px solid rgba(11,79,230,.18);
      background: rgba(255,255,255,.72);
      color:#0a2a66;
      box-shadow: 0 10px 24px rgba(10,42,102,.06);
      font-weight:650; font-size:13px;
    }
    .dot{
      width:9px; height:9px; border-radius:999px;
      background: linear-gradient(135deg, var(--brand2), var(--accent));
      box-shadow: 0 0 0 4px rgba(11,79,230,.12);
    }
    h1{
      margin:16px 0 10px; font-size:40px; line-height:1.12; letter-spacing:-.8px;
    }
    .lead{
      margin:0; color:var(--muted); font-size:15.5px; line-height:1.75;
      max-width:58ch;
    }
    .hero-ctas{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center; margin-top:18px;
    }
    .meta-row{
      display:flex; gap:14px; flex-wrap:wrap; align-items:center; margin-top:14px;
      color:var(--muted);
      font-size:13px;
    }
    .meta-chip{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px; border-radius:14px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(16,34,70,.10);
    }
    .chip-ico{
      width:34px; height:34px; border-radius:12px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(11,79,230,.16), rgba(14,165,233,.12));
      border:1px solid rgba(11,79,230,.18);
    }
    .chip-ico svg{width:18px; height:18px}
    .hero-right{
      border-radius: var(--radius2);
      border:1px solid rgba(16,34,70,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.8), rgba(255,255,255,.55)),
        radial-gradient(800px 420px at 20% 0%, rgba(11,79,230,.18), transparent 55%);
      box-shadow: var(--shadow);
      padding:16px;
      display:flex; flex-direction:column; gap:12px;
    }
    .data-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .metric{
      padding:14px 14px;
      border-radius:16px;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(16,34,70,.10);
      transition: transform .18s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .metric:hover{transform: translateY(-2px); box-shadow: 0 14px 30px rgba(10,42,102,.10); border-color: rgba(11,79,230,.22)}
    .metric strong{display:block; font-size:18px; letter-spacing:-.2px}
    .metric span{display:block; margin-top:6px; color:var(--muted); font-size:12.5px; line-height:1.45}
    .flow-mini{
      border-radius:18px;
      border:1px solid rgba(16,34,70,.10);
      background: rgba(255,255,255,.7);
      padding:14px;
    }
    .flow-mini h3{margin:0 0 10px; font-size:14px}
    .steps-mini{
      display:flex; flex-direction:column; gap:10px;
    }
    .mini-step{
      display:flex; gap:10px; align-items:flex-start;
    }
    .mini-step i{
      width:26px; height:26px; border-radius:10px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(11,79,230,.16), rgba(14,165,233,.10));
      border:1px solid rgba(11,79,230,.18);
      font-style:normal; font-weight:800; font-size:12px; color:#0a2a66;
      flex:0 0 auto;
      margin-top:1px;
    }
    .mini-step b{display:block; font-size:13px}
    .mini-step p{margin:3px 0 0; color:var(--muted); font-size:12.5px; line-height:1.45}
    main{padding: 10px 0 0}
    .section{padding: 26px 0}
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
      margin-bottom:14px;
    }
    .section-title h2{margin:0; font-size:24px; letter-spacing:-.3px}
    .section-title p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.6; max-width:62ch}
    .card{
      border-radius: var(--radius);
      background: var(--card);
      border:1px solid rgba(16,34,70,.10);
      box-shadow: 0 10px 24px rgba(10,42,102,.06);
    }
    .grid-3{display:grid; grid-template-columns: repeat(3,1fr); gap:14px}
    .grid-2{display:grid; grid-template-columns: repeat(2,1fr); gap:14px}
    .grid-4{display:grid; grid-template-columns: repeat(4,1fr); gap:12px}
    .service-card{
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .service-card:hover{transform: translateY(-3px); box-shadow: 0 18px 42px rgba(10,42,102,.12); border-color: rgba(11,79,230,.22)}
    .service-card .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(11,79,230,.16);
      background: linear-gradient(180deg, rgba(11,79,230,.08), rgba(255,255,255,.75));
      color:#0a2a66; font-weight:750; font-size:12.5px;
    }
    .service-card h3{margin:12px 0 6px; font-size:16px; letter-spacing:-.2px}
    .service-card p{margin:0; color:var(--muted); line-height:1.7; font-size:13.5px}
    .service-card .tags{margin-top:12px; display:flex; flex-wrap:wrap; gap:8px}
    .tag{
      font-size:12px; color:#10305f;
      background: rgba(11,79,230,.08);
      border:1px solid rgba(11,79,230,.14);
      padding:7px 10px; border-radius:999px;
      white-space:nowrap;
    }

    .about-wrap{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:stretch;
    }
    .about-left{padding:18px}
    .about-left h3{margin:0 0 8px; font-size:18px}
    .about-left p{margin:0; color:var(--muted); line-height:1.75; font-size:13.8px}
    .about-right{padding:18px}
    .checklist{display:flex; flex-direction:column; gap:12px; margin-top:10px}
    .check{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px; border-radius:16px;
      background: rgba(11,79,230,.04);
      border:1px solid rgba(11,79,230,.10);
    }
    .check .tick{
      width:30px; height:30px; border-radius:12px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(11,79,230,.16), rgba(14,165,233,.10));
      border:1px solid rgba(11,79,230,.18);
      flex:0 0 auto;
    }
    .check .tick svg{width:16px; height:16px}
    .check b{display:block; font-size:13.5px}
    .check small{display:block; margin-top:4px; color:var(--muted); font-size:12.6px; line-height:1.5}

    .steps{
      display:grid; grid-template-columns: repeat(5, 1fr);
      gap:12px;
    }
    .step{
      padding:16px;
      display:flex; flex-direction:column; gap:10px;
      position:relative; overflow:hidden;
    }
    .step i{
      width:40px; height:40px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(11,79,230,.18), rgba(14,165,233,.12));
      border:1px solid rgba(11,79,230,.20);
      color:#0a2a66;
      font-style:normal;
      font-weight:900;
      letter-spacing:-.2px;
    }
    .step h3{margin:0; font-size:15px}
    .step p{margin:0; color:var(--muted); font-size:13px; line-height:1.65}
    .timeline{
      display:grid; grid-template-columns: .9fr 1.1fr; gap:14px;
      align-items:start;
    }
    .timeline .card{padding:16px}
    .timeline-list{display:flex; flex-direction:column; gap:12px}
    .t-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px; border-radius:16px;
      border:1px solid rgba(16,34,70,.10);
      background: rgba(255,255,255,.75);
      transition: transform .18s ease, border-color .22s ease;
    }
    .t-item:hover{transform: translateY(-2px); border-color: rgba(11,79,230,.22)}
    .t-item .pill{
      width:34px; height:34px; border-radius:14px;
      background: rgba(11,79,230,.10);
      border:1px solid rgba(11,79,230,.16);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:#0a2a66;
      flex:0 0 auto;
    }
    .t-item b{display:block; font-size:13.5px}
    .t-item span{display:block; margin-top:4px; color:var(--muted); font-size:12.8px; line-height:1.5}

    .compare-card{padding:0; overflow:hidden}
    .compare-top{
      padding:16px;
      display:flex; justify-content:space-between; align-items:flex-start; gap:12px; flex-wrap:wrap;
      background:
        radial-gradient(700px 240px at 20% 0%, rgba(11,79,230,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.70));
      border-bottom:1px solid rgba(16,34,70,.08);
    }
    .stars{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .star-row{display:flex; gap:6px; align-items:center}
    .star{
      width:18px; height:18px;
      display:inline-flex; align-items:center; justify-content:center;
      color:#f59e0b;
    }
    .score{
      display:flex; align-items:baseline; gap:10px;
      font-weight:800;
    }
    .score strong{font-size:26px}
    .score span{color:var(--muted); font-size:13px; font-weight:650}
    .compare-body{padding:14px}
    .table-wrap{overflow:auto; border-radius:16px; border:1px solid rgba(16,34,70,.10); background:#fff}
    table{width:100%; border-collapse:collapse; min-width:760px}
    th, td{padding:12px 14px; border-bottom:1px solid rgba(16,34,70,.08); font-size:13.2px; vertical-align:top}
    th{
      position:sticky; left:0;
      background: #f7fbff;
      color:#0a2a66;
      text-align:left;
      z-index:1;
      border-right:1px solid rgba(16,34,70,.08);
      min-width:230px;
    }
    td{color:var(--muted)}
    td strong{color:#0a2a66}
    .yes{
      color:#065f46; background: rgba(45,212,191,.14); border:1px solid rgba(45,212,191,.20);
      padding:6px 10px; border-radius:999px; display:inline-flex; align-items:center; gap:8px; font-weight:750; font-size:12.5px;
    }
    .yes svg{width:14px; height:14px}
    .no{
      color:#7f1d1d; background: rgba(239,68,68,.10); border:1px solid rgba(239,68,68,.18);
      padding:6px 10px; border-radius:999px; display:inline-flex; align-items:center; gap:8px; font-weight:750; font-size:12.5px;
    }
    .no svg{width:14px; height:14px}

    .list-matrix{padding:16px}
    .matrix{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .matrix .item{
      padding:14px; border-radius:16px;
      border:1px solid rgba(16,34,70,.10);
      background: rgba(255,255,255,.72);
      transition: transform .18s ease, border-color .22s ease, box-shadow .22s ease;
    }
    .matrix .item:hover{transform: translateY(-2px); border-color: rgba(11,79,230,.22); box-shadow: 0 16px 34px rgba(10,42,102,.10)}
    .matrix .item b{display:flex; align-items:center; gap:10px; font-size:14px}
    .matrix .item p{margin:8px 0 0; color:var(--muted); font-size:13.2px; line-height:1.65}

    .cases{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
    }
    .case-card{
      padding:16px; display:flex; gap:14px; align-items:flex-start;
    }
    .thumb{
      width:92px; height:72px; border-radius:16px;
      background: linear-gradient(135deg, rgba(11,79,230,.14), rgba(14,165,233,.10));
      border:1px solid rgba(11,79,230,.16);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      position:relative; overflow:hidden;
    }
    .thumb:before{
      content:""; position:absolute; inset:-20px -20px auto -20px;
      width:120px; height:120px;
      background: radial-gradient(circle at 30% 30%, rgba(11,79,230,.22), transparent 60%);
      transform: rotate(12deg);
    }
    .thumb svg{width:34px; height:34px; color:#0a2a66; position:relative}
    .case-card h3{margin:0; font-size:15.5px}
    .case-card p{margin:6px 0 0; color:var(--muted); font-size:13.2px; line-height:1.65}
    .case-foot{margin-top:10px; display:flex; flex-wrap:wrap; gap:8px}
    .chip{
      font-size:12px; color:#0a2a66;
      background: rgba(11,79,230,.08);
      border:1px solid rgba(11,79,230,.14);
      padding:7px 10px; border-radius:999px;
      white-space:nowrap;
    }

    .tabs{
      display:flex; gap:10px; flex-wrap:wrap; margin-bottom:12px;
    }
    .tab-btn{
      border:1px solid rgba(16,34,70,.12);
      background: rgba(255,255,255,.65);
      border-radius:999px;
      padding:9px 12px;
      font-size:13px;
      color:var(--muted);
      cursor:pointer;
      transition: transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
      font-weight:700;
    }
    .tab-btn:hover{transform: translateY(-1px); border-color: rgba(11,79,230,.22); color:#08306e}
    .tab-btn[aria-selected="true"]{
      background: linear-gradient(135deg, rgba(11,79,230,.14), rgba(14,165,233,.10));
      border-color: rgba(11,79,230,.26);
      color:#0a2a66;
      box-shadow: 0 12px 26px rgba(11,79,230,.12);
    }

    .articles{
      display:grid; grid-template-columns: 1fr 1fr 1fr; gap:12px;
    }
    .article{
      padding:14px; border-radius:16px; border:1px solid rgba(16,34,70,.10);
      background: rgba(255,255,255,.72);
      transition: transform .18s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .article:hover{transform: translateY(-3px); box-shadow: 0 18px 40px rgba(10,42,102,.10); border-color: rgba(11,79,230,.22)}
    .article a{display:block}
    .article .meta{display:flex; justify-content:space-between; gap:10px; color:var(--muted2); font-size:12px; margin-bottom:8px}
    .article h3{margin:0; font-size:14.8px; letter-spacing:-.15px; line-height:1.4}
    .article p{margin:8px 0 0; color:var(--muted); font-size:13.1px; line-height:1.6}

    .faq-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px; align-items:start;
    }
    details.faq{
      background: rgba(255,255,255,.75);
      border:1px solid rgba(16,34,70,.10);
      border-radius:18px;
      padding:10px 12px;
      box-shadow: 0 10px 24px rgba(10,42,102,.05);
      transition: border-color .2s ease, transform .2s ease;
    }
    details.faq[open]{border-color: rgba(11,79,230,.26)}
    details.faq summary{
      list-style:none;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:10px 10px;
      border-radius:14px;
      outline:none;
    }
    details.faq summary::-webkit-details-marker{display:none}
    .q{
      font-weight:800; color:#0a2a66; font-size:14px; line-height:1.35;
    }
    .chev{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(16,34,70,.12);
      background: rgba(255,255,255,.8);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .25s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .a{
      padding:0 12px 12px 12px;
      color:var(--muted);
      font-size:13.3px;
      line-height:1.7;
    }

    .reviews{
      display:grid; grid-template-columns: repeat(3,1fr); gap:12px;
    }
    .review{
      padding:16px;
      border-radius:18px;
      border:1px solid rgba(16,34,70,.10);
      background:
        radial-gradient(700px 220px at 15% 0%, rgba(11,79,230,.14), transparent 55%),
        rgba(255,255,255,.72);
      box-shadow: 0 10px 24px rgba(10,42,102,.06);
    }
    .review .who{display:flex; justify-content:space-between; gap:12px; align-items:flex-start}
    .review .who b{font-size:14px}
    .review .who span{color:var(--muted2); font-size:12px}
    .review .text{margin:10px 0 0; color:var(--muted); font-size:13.2px; line-height:1.7}
    .review .bar{display:flex; gap:6px; margin-top:12px; align-items:center; flex-wrap:wrap}
    .review .bar em{font-style:normal; font-weight:800; color:#0a2a66; font-size:12.5px; background: rgba(11,79,230,.08); border:1px solid rgba(11,79,230,.14); padding:7px 10px; border-radius:999px}

    .network{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px;
    }
    .network .card{padding:16px}
    .network-map{
      border-radius:18px; border:1px solid rgba(16,34,70,.10);
      background:
        radial-gradient(600px 240px at 35% 20%, rgba(11,79,230,.18), transparent 58%),
        rgba(255,255,255,.70);
      padding:16px;
      position:relative;
      overflow:hidden;
      min-height:230px;
    }
    .network-map::before{
      content:"";
      position:absolute; inset:-40px -40px auto -40px; height:260px;
      background:
        radial-gradient(circle at 20% 40%, rgba(11,79,230,.20), transparent 55%),
        radial-gradient(circle at 70% 30%, rgba(14,165,233,.18), transparent 52%);
      pointer-events:none;
    }
    .net-grid{
      position:relative;
      display:grid; grid-template-columns: repeat(3, 1fr); gap:10px;
    }
    .net-node{
      padding:12px; border-radius:16px;
      border:1px solid rgba(16,34,70,.10);
      background: rgba(255,255,255,.75);
      transition: transform .18s ease, border-color .22s ease;
      text-align:left;
    }
    .net-node:hover{transform: translateY(-2px); border-color: rgba(11,79,230,.22)}
    .net-node b{display:block; font-size:13.5px}
    .net-node span{display:block; margin-top:4px; color:var(--muted); font-size:12.6px; line-height:1.4}
    .badgeline{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .pill2{
      padding:9px 12px;
      border-radius:999px;
      background: rgba(45,212,191,.10);
      border:1px solid rgba(45,212,191,.22);
      color:#065f46;
      font-weight:800;
      font-size:12.6px;
    }

    .form-wrap{
      padding:16px;
      background:
        radial-gradient(820px 260px at 20% 0%, rgba(11,79,230,.18), transparent 58%),
        rgba(255,255,255,.78);
    }
    form{display:grid; gap:12px}
    .row2{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
    label{display:flex; flex-direction:column; gap:8px; font-size:13px; color:#0a2a66; font-weight:750}
    input, select, textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(16,34,70,.14);
      background:#fff;
      padding:12px 12px;
      font-size:13.5px;
      color:#0f172a;
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{border-color: rgba(11,79,230,.35); box-shadow: var(--focus)}
    .form-actions{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap}
    .fineprint{color:var(--muted2); font-size:12.5px; line-height:1.6; max-width:46ch}
    .okbar{margin-top:10px; display:none}
    .toast{
      position:fixed; left:50%; top:16px; transform:translateX(-50%);
      background: rgba(255,255,255,.92);
      border:1px solid rgba(16,34,70,.14);
      box-shadow: var(--shadow);
      border-radius:16px;
      padding:12px 14px;
      display:none;
      z-index:100;
      max-width:92vw;
    }
    .toast strong{color:#0a2a66}
    .toast span{color:var(--muted); margin-left:8px}
    .section-media{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px;
      align-items:stretch;
    }
    .media-card{padding:16px}
    .media-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .imgbox{
      border-radius:18px;
      border:1px solid rgba(16,34,70,.10);
      background: rgba(255,255,255,.72);
      overflow:hidden;
    }
    .imgbox img{width:100%; height:auto; display:block}
    .imgcap{padding:10px 12px; color:var(--muted); font-size:12.8px; line-height:1.5; border-top:1px solid rgba(16,34,70,.08)}
    .ai-logos{
      display:flex; flex-wrap:wrap; gap:8px; margin-top:10px;
    }
    .model-pill{
      font-size:12.5px; padding:8px 10px; border-radius:999px;
      border:1px solid rgba(16,34,70,.12);
      background: rgba(255,255,255,.70);
      color:#0a2a66;
      font-weight:750;
    }

    .helper-grid{display:grid; grid-template-columns: 1fr 1fr; gap:14px}
    .helper-card{padding:16px}
    .helper-card h3{margin:0 0 8px; font-size:15.5px}
    .helper-card p{margin:0; color:var(--muted); font-size:13.3px; line-height:1.7}
    .help-links{margin-top:12px; display:flex; flex-wrap:wrap; gap:10px}
    .help-links a{
      padding:10px 12px; border-radius:14px; border:1px solid rgba(16,34,70,.12);
      background: rgba(255,255,255,.70); font-weight:800; font-size:13px; color:#0a2a66;
      transition: transform .18s ease, border-color .22s ease;
    }
    .help-links a:hover{transform: translateY(-2px); border-color: rgba(11,79,230,.22)}
    footer{
      background: linear-gradient(180deg, rgba(8,34,102,.02), rgba(8,34,102,.04));
      border-top:1px solid rgba(16,34,70,.08);
      padding:18px 0 26px;
      margin-top:8px;
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.2fr 1fr 1fr; gap:14px; align-items:start;
    }
    .footer-box{padding:14px; border-radius:18px; border:1px solid rgba(16,34,70,.10); background: rgba(255,255,255,.72)}
    .footer-box h3{margin:0 0 10px; font-size:14.5px}
    .footer-box p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .footer-links{display:flex; flex-direction:column; gap:10px}
    .footer-links a{color:#0a2a66; font-weight:750; font-size:13.2px}
    .footer-links a span{display:block; color:var(--muted); font-weight:650; font-size:12.6px; margin-top:3px}
    .friend{
      display:flex; flex-wrap:wrap; gap:10px; margin-top:10px;
    }
    .friend a{
      padding:9px 12px; border-radius:999px; border:1px solid rgba(16,34,70,.12);
      background: rgba(255,255,255,.72); color:#0a2a66; font-weight:800; font-size:12.8px;
      transition: transform .18s ease, border-color .22s ease;
    }
    .friend a:hover{transform: translateY(-2px); border-color: rgba(11,79,230,.22)}
    .copyright{
      margin-top:12px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:var(--muted2); font-size:12.5px;
    }
    .backtop{
      position:fixed; right:16px; bottom:16px; z-index:70;
      width:48px; height:48px; border-radius:18px;
      border:1px solid rgba(16,34,70,.14);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 28px rgba(10,42,102,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer; opacity:0; pointer-events:none;
      transition: opacity .2s ease, transform .2s ease;
      transform: translateY(6px);
    }
    .backtop.show{opacity:1; pointer-events:auto; transform: translateY(0)}
    .backtop svg{width:20px; height:20px}
    .float-kefu{
      position:fixed; left:16px; bottom:16px; z-index:70;
      display:flex; gap:10px; align-items:flex-end;
    }
    .kefu-card{
      width:164px;
      border-radius:18px;
      border:1px solid rgba(16,34,70,.14);
      background: rgba(255,255,255,.90);
      box-shadow: 0 14px 32px rgba(10,42,102,.14);
      padding:12px;
      display:none;
      transform-origin: left bottom;
      animation: pop .22s ease both;
    }
    @keyframes pop{from{opacity:0; transform: translateY(10px) scale(.98)} to{opacity:1; transform: translateY(0) scale(1)}}
    .kefu-card b{display:block; font-size:13.2px}
    .kefu-card img{
      width:100%; height:auto; display:block; margin-top:8px; border-radius:14px;
      border:1px solid rgba(16,34,70,.10);
      background:#fff;
    }
    .kefu-toggle{
      width:52px; height:52px; border-radius:20px;
      border:1px solid rgba(11,79,230,.18);
      background: linear-gradient(135deg, rgba(11,79,230,.14), rgba(14,165,233,.12));
      box-shadow: 0 16px 34px rgba(11,79,230,.18);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease;
    }
    .kefu-toggle:hover{transform: translateY(-2px)}
    .kefu-toggle svg{width:22px; height:22px; color:#0a2a66}
    .reveal{
      opacity:0; transform: translateY(12px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.show{opacity:1; transform: translateY(0)}
    .section-divider{
      height:1px; background:rgba(16,34,70,.08); margin:10px 0 0;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; gap:14px}
      h1{font-size:32px}
      .grid-3{grid-template-columns: 1fr; }
      .grid-4{grid-template-columns: 1fr 1fr}
      .about-wrap{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr; }
      .timeline{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      .faq-grid{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .section-media{grid-template-columns: 1fr}
      .helper-grid{grid-template-columns: 1fr}
      .cases{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .nav-links{display:none}
      .nav-actions .btn-ghost{display:none}
      .burger{display:block}
      .mobile-panel{display:block}
      .mobile-panel.hidden{display:none}
      .kefu-card{display:none}
    }