:root{
      --bg0:#ffffff;
      --bg1:#f7f7fb;
      --bg2:#f2f6ff;
      --card:#ffffff;
      --text:#16181d;
      --muted:#5a6372;
      --muted2:#7b8597;
      --line:rgba(17,24,39,.10);
      --shadow: 0 18px 50px rgba(16,24,40,.08);
      --shadow2: 0 10px 28px rgba(16,24,40,.10);
      --brand:#2b6bff;
      --brand2:#1f49d8;
      --brand3:#17b3a3;
      --good:#0ea5e9;
      --warn:#f59e0b;
      --radius:18px;
      --radius2:24px;
      --container: 1120px;
      --pad: 18px;
    }
    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                   "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 500px at 20% -10%, rgba(43,107,255,.16), transparent 60%),
        radial-gradient(700px 420px at 85% 0%, rgba(23,179,163,.12), transparent 55%),
        linear-gradient(180deg, #ffffff 0%, #f7f7fb 45%, #ffffff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--pad);
    }

    .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:12px; z-index:9999;
      box-shadow:var(--shadow2);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: linear-gradient(180deg, rgba(255,255,255,.82) 0%, rgba(255,255,255,.68) 100%);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:190px;
    }
    .brand .logo{
      width:42px; height:42px; border-radius:14px;
      overflow:hidden; background: linear-gradient(135deg, rgba(43,107,255,.18), rgba(23,179,163,.12));
      border:1px solid rgba(17,24,39,.08);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .brand .logo img{width:100%; height:100%; object-fit:contain; display:block}
    .brand .name{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand .name strong{font-size:15px; letter-spacing:.2px}
    .brand .name span{font-size:12px; color:var(--muted); margin-top:3px}

    nav .nav-links{
      display:flex; align-items:center; gap:14px; 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;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(43,107,255,.08);
      border-color:rgba(43,107,255,.20);
      color:var(--text);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px; margin-left:8px;
      flex:0 0 auto;
    }
    .btn{
      appearance:none; border:1px solid transparent; cursor:pointer;
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:10px 14px; border-radius:14px;
      font-weight:700; font-size:14px; line-height:1;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:active{transform: translateY(1px)}
    .btn-primary{
      background: linear-gradient(135deg, var(--brand) 0%, #4e89ff 45%, var(--brand2) 100%);
      color:#fff;
      box-shadow: 0 14px 30px rgba(43,107,255,.22);
      border-color: rgba(255,255,255,.16);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 40px rgba(43,107,255,.28);
      transform: translateY(-1px);
    }
    .btn-ghost{
      background: rgba(255,255,255,.9);
      border-color: rgba(17,24,39,.12);
      color:var(--text);
    }
    .btn-ghost:hover{
      border-color: rgba(43,107,255,.28);
      box-shadow: 0 14px 26px rgba(16,24,40,.08);
      transform: translateY(-1px);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:999px;
      background: radial-gradient(circle at 35% 35%, #fff 0%, rgba(255,255,255,.3) 25%, rgba(255,255,255,0) 45%),
                  linear-gradient(180deg, #fff 0%, rgba(255,255,255,.0) 60%);
      position:relative;
      border:1px solid rgba(255,255,255,.45);
    }
    .icon-dot::after{
      content:"";
      position:absolute; inset:-4px;
      background: radial-gradient(circle, rgba(43,107,255,.35) 0%, rgba(43,107,255,0) 65%);
      border-radius:999px;
      filter: blur(1px);
    }

    .menu-btn{
      display:none;
      width:42px; height:42px; border-radius:14px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.9);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .menu-btn:hover{transform: translateY(-1px); box-shadow: 0 14px 26px rgba(16,24,40,.08); border-color: rgba(43,107,255,.28)}
    .menu-btn span{
      width:18px; height:2px; background: var(--text); display:block; position:relative; border-radius:2px;
    }
    .menu-btn span::before,.menu-btn span::after{
      content:""; position:absolute; left:0; width:18px; height:2px; background: var(--text); border-radius:2px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .menu-btn span::before{top:-6px}
    .menu-btn span::after{top:6px}
    .menu-btn[aria-expanded="true"] span{background:transparent}
    .menu-btn[aria-expanded="true"] span::before{top:0; transform: rotate(45deg)}
    .menu-btn[aria-expanded="true"] span::after{top:0; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding: 0 0 14px 0;
    }
    .mobile-panel .panel-inner{
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.92);
      border-radius:18px;
      padding:12px;
      box-shadow: 0 18px 50px rgba(16,24,40,.08);
    }
    .mobile-links{
      display:flex; flex-direction:column; gap:8px;
      margin:8px 0 12px;
    }
    .mobile-links a{
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      color:var(--text);
      background: rgba(43,107,255,.04);
    }
    .mobile-links a:hover{
      border-color: rgba(43,107,255,.25);
      background: rgba(43,107,255,.07);
    }
    .mobile-cta{
      display:flex; gap:10px; flex-wrap:wrap;
    }

    main{padding: 18px 0 10px}
    .hero{
      padding: 22px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      position:relative;
      border-radius: var(--radius2);
      padding:22px;
      background:
        radial-gradient(900px 420px at 8% 0%, rgba(43,107,255,.22), transparent 58%),
        radial-gradient(680px 360px at 100% 10%, rgba(23,179,163,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.88) 0%, rgba(255,255,255,.72) 100%);
      border: 1px solid rgba(17,24,39,.10);
      box-shadow: 0 25px 70px rgba(16,24,40,.08);
      overflow:hidden;
      min-height: 360px;
    }
    .hero-card::after{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(400px 250px at 30% 15%, rgba(255,255,255,.55), rgba(255,255,255,0) 60%),
        radial-gradient(260px 220px at 80% 40%, rgba(255,255,255,.30), rgba(255,255,255,0) 60%);
      pointer-events:none;
    }
    .hero-topline{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
      position:relative; z-index:1;
    }
    .pill{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(17,24,39,.10);
      border-radius: 999px;
      color: var(--muted);
      font-weight:650;
      font-size:13px;
    }
    .pill b{color:var(--text)}
    .hero h1{
      position:relative; z-index:1;
      margin:14px 0 10px;
      font-size: 34px;
      letter-spacing: -0.6px;
      line-height:1.14;
    }
    .hero p{
      position:relative; z-index:1;
      margin:0;
      color: var(--muted);
      font-size:15px;
      line-height:1.75;
      max-width: 58ch;
    }
    .hero-actions{
      position:relative; z-index:1;
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:16px;
      align-items:center;
    }
    .micro{
      display:flex; gap:10px; align-items:center; margin-left:auto;
      color: var(--muted2);
      font-size:12.5px;
    }
    .micro .sep{
      width:1px; height:18px; background: rgba(17,24,39,.10);
    }
    .hero-metrics{
      position:relative; z-index:1;
      margin-top:18px;
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:10px;
    }
    .metric{
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 50px rgba(16,24,40,.08);
    }
    .metric .k{
      display:flex; align-items:center; gap:10px;
      font-weight:850;
      letter-spacing:-.2px;
    }
    .metric .k i{
      width:34px; height:34px; border-radius:14px; display:inline-flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(43,107,255,.16), rgba(23,179,163,.12));
      font-style:normal;
    }
    .metric .k span{
      font-size:16px;
    }
    .metric .d{
      margin-top:6px;
      font-size:12.5px;
      color: var(--muted2);
      line-height:1.35;
    }

    .hero-side{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.75);
      border:1px solid rgba(17,24,39,.10);
      box-shadow: 0 20px 55px rgba(16,24,40,.06);
      padding:16px;
      overflow:hidden;
      min-height: 360px;
      position:relative;
    }
    .hero-side::before{
      content:"";
      position:absolute; inset:-1px;
      background:
        linear-gradient(135deg, rgba(43,107,255,.18) 0%, rgba(43,107,255,0) 48%),
        radial-gradient(420px 260px at 90% 10%, rgba(23,179,163,.18), rgba(23,179,163,0) 60%);
      pointer-events:none;
    }
    .side-inner{position:relative; z-index:1; height:100%; display:flex; flex-direction:column}
    .side-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .side-title h2{
      margin:0;
      font-size:16px; letter-spacing:-.2px;
    }
    .side-title p{
      margin:4px 0 0;
      color:var(--muted);
      font-size:13px; line-height:1.6;
    }
    .trust-list{
      margin-top:10px;
      display:grid; grid-template-columns:1fr;
      gap:10px;
    }
    .trust-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      transition: transform .2s ease, border-color .2s ease;
    }
    .trust-item:hover{
      transform: translateY(-2px);
      border-color: rgba(43,107,255,.22);
    }
    .trust-item .badge{
      width:38px; height:38px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(43,107,255,.14), rgba(23,179,163,.10));
      flex:0 0 auto;
      font-size:16px;
    }
    .trust-item .t{
      display:flex; flex-direction:column; gap:4px;
    }
    .trust-item .t strong{font-size:13.5px}
    .trust-item .t span{
      font-size:12.5px; color:var(--muted);
      line-height:1.5;
    }
    .side-footer{
      margin-top:auto;
      padding-top:10px;
      display:flex; flex-wrap:wrap; gap:10px; align-items:center; justify-content:space-between;
    }
    .link-chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px; border-radius:14px;
      background: rgba(43,107,255,.06);
      border:1px solid rgba(43,107,255,.18);
      color: var(--brand2);
      font-weight:800;
      font-size:13px;
      transition: transform .2s ease, background .2s ease;
    }
    .link-chip:hover{transform: translateY(-1px); background: rgba(43,107,255,.09)}
    .muted-note{
      color: var(--muted2);
      font-size:12.5px; line-height:1.4;
      padding:0 6px;
    }

    .section{
      padding: 18px 0;
    }
    .section .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .section h2{
      margin:0;
      font-size:22px; letter-spacing:-.4px;
      line-height:1.2;
    }
    .section .sub{
      margin:6px 0 0; color:var(--muted); font-size:14px; line-height:1.7;
      max-width: 68ch;
    }
    .tagbar{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .tag{
      font-size:12.5px; color:var(--muted);
      border:1px solid rgba(17,24,39,.10);
      padding:8px 10px; border-radius:999px;
      background: rgba(255,255,255,.70);
    }

    .grid3{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px;
    }
    .grid2{
      display:grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap:12px;
    }
    .card{
      background: rgba(255,255,255,.80);
      border:1px solid rgba(17,24,39,.10);
      border-radius: var(--radius);
      padding:14px;
      box-shadow: 0 12px 30px rgba(16,24,40,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 60px rgba(16,24,40,.08);
      border-color: rgba(43,107,255,.22);
    }
    .card h3{
      margin:0; font-size:15px; letter-spacing:-.2px;
    }
    .card p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13.5px; line-height:1.7;
    }
    .card .meta{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.75);
      color: var(--muted);
      font-size:12.5px;
      font-weight:700;
    }
    .chip i{
      width:10px; height:10px; border-radius:999px; background: linear-gradient(180deg, rgba(43,107,255,.9), rgba(23,179,163,.9));
      display:inline-block;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .step{
      display:flex; gap:12px; align-items:flex-start;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
    }
    .step .num{
      width:44px; height:44px; border-radius:18px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(43,107,255,.18), rgba(23,179,163,.12));
      border:1px solid rgba(17,24,39,.10);
      font-weight:900;
      flex:0 0 auto;
    }
    .step .content strong{
      display:block; font-size:15px; letter-spacing:-.2px;
    }
    .step .content span{
      display:block; margin-top:6px; color:var(--muted); font-size:13.5px; line-height:1.7;
    }

    .compare-wrap{
      border-radius: var(--radius2);
      padding:14px;
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(700px 320px at 0% 0%, rgba(43,107,255,.15), transparent 60%),
        radial-gradient(520px 260px at 100% 10%, rgba(23,179,163,.12), transparent 58%),
        rgba(255,255,255,.78);
      box-shadow: 0 22px 60px rgba(16,24,40,.05);
    }
    .compare-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .rating-card{
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.85);
      padding:16px;
    }
    .rating-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .rating-top .left strong{
      display:block; font-size:15px;
    }
    .stars{
      margin-top:8px;
      display:flex; gap:8px; align-items:center; flex-wrap:wrap;
    }
    .star-row{
      display:flex; gap:4px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      display:inline-flex; align-items:center; justify-content:center;
      border-radius:6px;
      background: rgba(245,158,11,.14);
      border:1px solid rgba(245,158,11,.25);
      color: #b45309;
      font-size:12px;
      font-weight:900;
    }
    .score{
      font-weight:950;
      font-size:26px;
      letter-spacing:-.6px;
    }
    .score sup{
      font-size:12px; color:var(--muted); margin-left:2px; font-weight:800;
    }
    table{
      width:100%;
      border-collapse: separate;
      border-spacing: 0;
      overflow:hidden;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.85);
    }
    th,td{
      padding:12px 10px;
      text-align:left;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
      font-size:13.5px;
    }
    th{
      color: var(--muted);
      font-weight:900;
      background: linear-gradient(180deg, rgba(43,107,255,.08) 0%, rgba(255,255,255,.0) 100%);
    }
    tr:last-child td{border-bottom:none}
    .td-strong{font-weight:900}
    .ok{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px; border-radius:999px;
      border:1px solid rgba(14,165,233,.22);
      background: rgba(14,165,233,.10);
      color:#0b4f6e;
      font-weight:850;
      font-size:12.5px;
      white-space:nowrap;
    }
    .ok i{
      width:8px; height:8px; border-radius:999px; background:#0ea5e9; display:inline-block;
    }
    .na{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px; border-radius:999px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(17,24,39,.04);
      color: var(--muted);
      font-weight:850;
      font-size:12.5px;
      white-space:nowrap;
    }

    .list{
      display:grid; grid-template-columns:1fr;
      gap:10px;
    }
    .list-item{
      display:flex; align-items:flex-start; gap:12px;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
    }
    .list-item .mark{
      width:38px; height:38px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(43,107,255,.14), rgba(23,179,163,.12));
      font-weight:900;
      flex:0 0 auto;
    }
    .list-item strong{display:block; font-size:14.5px; letter-spacing:-.2px}
    .list-item span{display:block; margin-top:6px; color:var(--muted); font-size:13.5px; line-height:1.7}

    .case-grid{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px;
    }
    .case{
      padding:14px; border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .case:hover{transform: translateY(-3px); border-color: rgba(43,107,255,.22); box-shadow: 0 22px 60px rgba(16,24,40,.08)}
    .case .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .case .top strong{
      font-size:14.5px; letter-spacing:-.2px;
    }
    .status{
      font-size:12px; color:var(--brand2);
      padding:7px 10px; border-radius:999px;
      border:1px solid rgba(43,107,255,.22);
      background: rgba(43,107,255,.08);
      font-weight:900;
      white-space:nowrap;
    }
    .case p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.5px; line-height:1.7;
      min-height: 68px;
    }
    .case .tags{display:flex; flex-wrap:wrap; gap:8px; margin-top:12px}

    .article-grid{
      display:grid; grid-template-columns: 1.05fr .95fr; gap:12px;
      align-items:start;
    }
    .article-list{
      display:grid; grid-template-columns:1fr; gap:10px;
    }
    .article{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      transition: transform .2s ease, border-color .2s ease;
    }
    .article:hover{transform: translateY(-2px); border-color: rgba(43,107,255,.22)}
    .article a{
      display:block;
    }
    .article .title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .article strong{font-size:14.5px; letter-spacing:-.2px}
    .article .meta{
      margin-top:8px; display:flex; gap:10px; flex-wrap:wrap;
      color: var(--muted2); font-size:12.5px;
    }
    .side-panel{
      padding:14px;
      border-radius: var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(600px 260px at 10% 0%, rgba(43,107,255,.14), transparent 60%),
        rgba(255,255,255,.78);
      box-shadow: 0 20px 55px rgba(16,24,40,.05);
      position:sticky;
      top:86px;
    }
    .side-panel h3{margin:0; font-size:15.5px; letter-spacing:-.2px}
    .side-panel p{margin:10px 0 0; color:var(--muted); font-size:13.5px; line-height:1.7}
    .price-grid{
      margin-top:12px;
      display:grid;
      grid-template-columns:1fr;
      gap:10px;
    }
    .price-item{
      padding:12px;
      border-radius: 16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
    }
    .price-item .row{
      display:flex; align-items:baseline; justify-content:space-between; gap:12px;
    }
    .price-item strong{font-size:14px}
    .price-item .val{
      font-weight:950; font-size:18px; letter-spacing:-.4px; color:var(--brand2);
      white-space:nowrap;
    }
    .price-item span{
      display:block; margin-top:6px; color:var(--muted); font-size:12.8px; line-height:1.6;
    }

    .faq-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px; align-items:start;
    }
    details.faq{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      padding:0 0;
      overflow:hidden;
      box-shadow: 0 12px 30px rgba(16,24,40,.04);
      transition: border-color .2s ease, transform .2s ease;
    }
    details.faq[open]{
      border-color: rgba(43,107,255,.25);
      transform: translateY(-2px);
    }
    details.faq summary{
      list-style:none;
      cursor:pointer;
      padding:14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      user-select:none;
      color:var(--text);
    }
    details.faq summary::-webkit-details-marker{display:none}
    .q-title{
      font-weight:900; font-size:14.5px; letter-spacing:-.2px;
      line-height:1.35;
      margin-right:10px;
    }
    .chev{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(43,107,255,.06);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease, background .2s ease;
      margin-top:-2px;
    }
    details.faq[open] .chev{transform: rotate(180deg); background: rgba(43,107,255,.10)}
    .a{
      padding:0 14px 14px 14px;
      color: var(--muted);
      font-size:13.5px; line-height:1.75;
    }
    .a p{margin:0}

    .comments{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px;
    }
    .comment{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
      position:relative;
      overflow:hidden;
    }
    .comment:hover{transform: translateY(-3px); border-color: rgba(43,107,255,.22); box-shadow: 0 22px 60px rgba(16,24,40,.08)}
    .comment::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(320px 180px at 20% 0%, rgba(43,107,255,.12), transparent 60%),
        radial-gradient(320px 180px at 90% 10%, rgba(23,179,163,.10), transparent 60%);
      pointer-events:none;
    }
    .comment .inner{position:relative; z-index:1}
    .comment .who{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .avatar{
      width:44px; height:44px; border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(43,107,255,.14), rgba(23,179,163,.12));
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color: var(--brand2);
      flex:0 0 auto;
    }
    .who strong{font-size:14.5px; letter-spacing:-.2px}
    .who span{display:block; margin-top:4px; color:var(--muted); font-size:12.5px; line-height:1.3}
    .comment .text{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      margin:0;
      min-height: 110px;
    }

    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(820px 360px at 0% 0%, rgba(43,107,255,.15), transparent 60%),
        radial-gradient(620px 300px at 100% 15%, rgba(23,179,163,.12), transparent 58%),
        rgba(255,255,255,.80);
      box-shadow: 0 22px 60px rgba(16,24,40,.05);
      padding:16px;
    }
    form{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap:12px;
      margin-top:12px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    label{
      font-size:12.8px; color:var(--muted2); font-weight:850;
    }
    input,select,textarea{
      width:100%;
      border-radius: 14px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.90);
      padding:11px 12px;
      font-size:14px;
      color:var(--text);
      outline:none;
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus,select:focus,textarea:focus{
      border-color: rgba(43,107,255,.35);
      box-shadow: 0 0 0 4px rgba(43,107,255,.10);
    }
    .span2{grid-column: span 2}
    .form-actions{
      grid-column: span 2;
      display:flex; gap:12px; align-items:center; justify-content:space-between; flex-wrap:wrap;
      margin-top:2px;
    }
    .hint{
      color: var(--muted2);
      font-size:12.5px; line-height:1.4;
      max-width: 56ch;
    }

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .network .maplike{
      border-radius: var(--radius2);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      padding:16px;
      overflow:hidden;
      position:relative;
      box-shadow: 0 12px 30px rgba(16,24,40,.04);
      min-height: 250px;
    }
    .network .maplike::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(500px 240px at 20% 20%, rgba(43,107,255,.18), transparent 60%),
        radial-gradient(480px 260px at 80% 10%, rgba(23,179,163,.14), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.6), rgba(255,255,255,.1));
      pointer-events:none;
    }
    .maplike .grid{
      position:relative; z-index:1;
      display:grid; grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:12px;
    }
    .maplike .city{
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
    }
    .city strong{display:block; font-size:14.5px; letter-spacing:-.2px}
    .city span{display:block; margin-top:6px; color:var(--muted); font-size:12.8px; line-height:1.6}
    .maplike .legend{
      position:relative; z-index:1;
      display:flex; gap:10px; align-items:center; justify-content:space-between; flex-wrap:wrap;
    }
    .legend .dot{
      width:10px; height:10px; border-radius:999px; background: var(--brand2);
      box-shadow: 0 0 0 6px rgba(43,107,255,.12);
      display:inline-block;
      margin-right:8px;
    }
    .legend strong{font-size:15px; letter-spacing:-.2px}
    .legend span{color:var(--muted); font-size:12.8px}

    .footer{
      margin-top: 10px;
      background: linear-gradient(180deg, rgba(255,255,255,.0) 0%, rgba(255,255,255,.85) 30%, rgba(255,255,255,.95) 100%);
      border-top:1px solid rgba(17,24,39,.08);
      padding: 22px 0 18px;
    }
    .footer-inner{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:16px;
      align-items:start;
    }
    .footer .brand-row{
      display:flex; gap:12px; align-items:flex-start;
    }
    .footer .brand-row img{
      width:48px; height:48px; border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(43,107,255,.14), rgba(23,179,163,.12));
      object-fit:contain;
      padding:8px;
    }
    .footer h3{
      margin:0; font-size:15.5px; letter-spacing:-.2px;
    }
    .footer p{
      margin:8px 0 0; color:var(--muted); font-size:13.5px; line-height:1.75;
    }
    .footer-links{
      display:flex; flex-wrap:wrap; gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.85);
      color: var(--muted);
      font-weight:850; font-size:13px;
      transition: transform .2s ease, border-color .2s ease;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(43,107,255,.22);
      color: var(--text);
    }
    .copyright{
      margin-top:14px;
      color:var(--muted2);
      font-size:12.5px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      padding-top:10px;
      border-top:1px solid rgba(17,24,39,.08);
    }

    .scrollhint{
      position:relative;
      margin-top: 10px;
      color: var(--muted2);
      font-size:12.5px;
      display:flex; align-items:center; gap:10px;
    }
    .scrollhint .bar{
      width:92px; height:8px; border-radius:999px;
      background: rgba(17,24,39,.06);
      overflow:hidden;
      border:1px solid rgba(17,24,39,.08);
    }
    .scrollhint .bar::after{
      content:"";
      display:block;
      width:45%;
      height:100%;
      background: linear-gradient(90deg, rgba(43,107,255,.9), rgba(23,179,163,.8));
      border-radius:999px;
      animation: slide 2.2s ease-in-out infinite;
    }
    @keyframes slide{
      0%{transform: translateX(-120%)}
      50%{transform: translateX(140%)}
      100%{transform: translateX(140%)}
    }

    .float-customer{
      position:fixed;
      right: 14px;
      bottom: 14px;
      z-index:70;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-customer .bubble{
      pointer-events:auto;
      display:flex; gap:10px; align-items:center;
      padding:10px 12px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 18px 50px rgba(16,24,40,.12);
      transition: transform .2s ease;
    }
    .bubble:hover{transform: translateY(-2px)}
    .bubble .qr{
      width:40px; height:40px; border-radius:16px;
      overflow:hidden; border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(135deg, rgba(43,107,255,.12), rgba(23,179,163,.10));
      display:flex; align-items:center; justify-content:center;
    }
    .bubble .qr img{width:100%; height:100%; object-fit:cover; display:block}
    .bubble .txt{
      display:flex; flex-direction:column; gap:2px;
      padding-right:2px;
    }
    .bubble .txt strong{font-size:13.5px; letter-spacing:-.2px}
    .bubble .txt span{font-size:12.2px; color:var(--muted); line-height:1.2}
    .to-top{
      pointer-events:auto;
      width:46px; height:46px; border-radius:18px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 18px 50px rgba(16,24,40,.12);
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .to-top:hover{transform: translateY(-2px); box-shadow: 0 26px 70px rgba(16,24,40,.14)}
    .to-top svg{width:20px; height:20px}

    .reveal{
      opacity:0;
      transform: translateY(12px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.is-visible{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card, .hero-side{min-height:auto}
      .hero h1{font-size:30px}
      .hero-metrics{grid-template-columns: repeat(3, minmax(0,1fr))}
      .grid3{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .faq-grid{grid-template-columns: 1fr}
      .compare-grid{grid-template-columns: 1fr}
      .article-grid{grid-template-columns: 1fr}
      .side-panel{position:relative; top:auto}
      .network{grid-template-columns: 1fr}
      .footer-inner{grid-template-columns: 1fr}
      .footer-links{justify-content:flex-start}
      form{grid-template-columns: 1fr}
      .span2{grid-column: span 1}
      .form-actions{grid-column: span 1}
    }

    @media (max-width: 820px){
      nav .nav-links{display:none}
      .nav-cta{display:none}
      .menu-btn{display:flex}
      .mobile-panel{display:block}
      .hero h1{font-size:28px}
      .hero-metrics{grid-template-columns: 1fr; gap:10px}
      .side-footer{justify-content:flex-start}
    }