:root{
      --bg0:#fbfaf7;
      --bg1:#f6f2ea;
      --card:#ffffff;
      --text:#1f2430;
      --muted:#5b6374;
      --muted2:#7a8396;
      --line:rgba(22, 28, 42, .10);
      --shadow: 0 18px 40px rgba(17, 24, 39, .10);
      --shadow2: 0 10px 26px rgba(17, 24, 39, .10);
      --primary:#165dff;
      --primary2:#2a9dff;
      --accent:#19b5a9;
      --accent2:#2fe6a9;
      --warning:#ffb020;
      --danger:#ff4d6d;
      --radius:18px;
      --radius2:26px;
      --container:1120px;
      --gutter:18px;
    }

    *{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", "Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 440px at 18% 6%, rgba(22,93,255,.18), transparent 55%),
        radial-gradient(720px 420px at 76% 10%, rgba(25,181,169,.16), transparent 55%),
        radial-gradient(520px 360px at 55% 26%, rgba(255,176,32,.10), transparent 55%),
        linear-gradient(180deg, var(--bg0), #ffffff 65%, var(--bg1) 120%);
    }

    a{color:inherit; text-decoration:none}
    img{max-width:100%; height:auto; display:block}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--gutter);
    }

    .skip-link{
      position:absolute; left:-9999px; top:0;
      background:#fff; color:#000; padding:10px 12px; border-radius:12px;
      border:1px solid var(--line); z-index:9999;
    }
    .skip-link:focus{left:12px; top:12px}

    header{
      position:sticky; top:0; z-index:60;
      background:rgba(251,250,247,.72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(22,28,42,.08);
    }

    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }

    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .ai-page-logo{
      width:160px;
      border-radius:14px;
      padding:8px 10px;
      background:rgba(255,255,255,.65);
      border:1px solid rgba(22,28,42,.10);
      box-shadow: 0 10px 18px rgba(17,24,39,.06);
    }
    .brand-text{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand-name{
      font-weight:780; letter-spacing:.2px; font-size:14px;
    }
    .brand-sub{
      font-size:12px; color:var(--muted);
      margin-top:4px;
      white-space:nowrap;
    }

    .nav-right{
      display:flex; align-items:center; justify-content:flex-end;
      gap:12px; flex:1;
    }

    .desktop-menu{
      display:flex; align-items:center; gap:16px; flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-link{
      font-size:13px; color:var(--muted);
      padding:10px 8px; border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      outline:none;
    }
    .nav-link:hover{
      background:rgba(22,93,255,.08);
      color:#13315f;
      transform: translateY(-1px);
    }

    .nav-actions{
      display:flex; align-items:center; gap:10px;
    }

    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(22,28,42,.12);
      background:#fff;
      color:#0f172a;
      font-weight:650;
      font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }
    .btn:active{transform: translateY(1px)}
    .btn:hover{box-shadow: 0 14px 26px rgba(17,24,39,.10); border-color: rgba(22,93,255,.22)}
    .btn-primary{
      border-color: rgba(22,93,255,.25);
      background: linear-gradient(135deg, rgba(22,93,255,.14), rgba(42,157,255,.08) 55%, rgba(25,181,169,.06));
      position:relative;
      overflow:hidden;
    }
    .btn-primary .spark{
      width:10px; height:10px; border-radius:99px;
      background: radial-gradient(circle at 30% 30%, #b9e7ff, #2a9dff 55%, #165dff);
      box-shadow: 0 0 0 6px rgba(22,93,255,.10);
    }

    .btn-ghost{
      background: rgba(255,255,255,.65);
    }

    .mobile-toggle{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(22,28,42,.12);
      background:#fff;
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .mobile-toggle:hover{box-shadow: 0 14px 26px rgba(17,24,39,.10)}
    .mobile-toggle:active{transform: translateY(1px)}
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px; background:#1f2430;
      border-radius:2px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger span:nth-child(1){top:0}
    .burger span:nth-child(2){top:5px}
    .burger span:nth-child(3){top:10px}

    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(2){opacity:0}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:0 0 14px 0;
    }
    .mobile-links{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      padding-top:12px;
    }
    .mobile-links .nav-link{
      padding:12px 10px;
      text-align:left;
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.72);
    }
    .mobile-actions{
      display:flex; gap:10px; padding-top:14px; flex-wrap:wrap;
    }

    .hero{
      padding:26px 0 10px;
    }

    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:16px;
      align-items:stretch;
    }

    .hero-card{
      background:
        radial-gradient(1200px 520px at 10% 0%, rgba(22,93,255,.18), transparent 55%),
        radial-gradient(900px 460px at 90% 10%, rgba(25,181,169,.16), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.62));
      border:1px solid rgba(22,28,42,.10);
      border-radius: var(--radius2);
      padding:22px;
      box-shadow: 0 16px 46px rgba(17,24,39,.10);
      overflow:hidden;
      position:relative;
      min-height: 320px;
    }

    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(600px 240px at 26% 26%, rgba(42,157,255,.28), transparent 60%),
        radial-gradient(520px 220px at 72% 32%, rgba(25,181,169,.22), transparent 60%);
      filter: blur(18px);
      opacity:.55;
      pointer-events:none;
    }

    .hero-inner{
      position:relative;
      display:grid;
      grid-template-columns: 1fr;
      gap:14px;
    }

    .badge-row{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(22,28,42,.10);
      background:rgba(255,255,255,.70);
      color:#13315f;
      font-weight:650;
      font-size:12px;
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
    }
    .badge .dot{
      width:8px; height:8px; border-radius:99px;
      background: linear-gradient(180deg, var(--primary2), var(--primary));
      box-shadow: 0 0 0 6px rgba(22,93,255,.12);
    }
    .badge.secondary{
      color:#0e4b43;
      border-color: rgba(25,181,169,.22);
      background: rgba(25,181,169,.06);
    }
    .badge.secondary .dot{
      background: linear-gradient(180deg, var(--accent2), var(--accent));
      box-shadow: 0 0 0 6px rgba(25,181,169,.12);
    }

    h1{
      margin:0;
      font-size: clamp(22px, 2.5vw, 34px);
      letter-spacing:.2px;
      line-height:1.12;
      font-weight:860;
    }
    .lead{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
      max-width: 62ch;
    }

    .hero-cta{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
      padding-top:4px;
    }
    .btn-lg{padding:12px 16px; font-size:14px; border-radius:16px}
    .btn-outline{
      background:rgba(255,255,255,.65);
    }
    .btn-linkish{
      background:transparent;
      border-color:transparent;
      padding:11px 6px;
      color:#0b3b83;
      font-weight:700;
      display:inline-flex;
      align-items:center;
      gap:10px;
    }
    .btn-linkish:hover{
      background:rgba(22,93,255,.08);
      border-color: rgba(22,93,255,.14);
      box-shadow:none;
    }
    .arrow{
      width:18px; height:18px; border-radius:10px;
      display:inline-flex; align-items:center; justify-content:center;
      border:1px solid rgba(22,28,42,.12);
      background:rgba(255,255,255,.65);
      transition: transform .2s ease;
    }
    .btn-linkish:hover .arrow{transform: translateX(2px)}

    .hero-right{
      display:grid; gap:16px;
      align-content:start;
    }

    .side-card{
      background:rgba(255,255,255,.70);
      border:1px solid rgba(22,28,42,.10);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 34px rgba(17,24,39,.08);
      overflow:hidden;
      position:relative;
    }
    .side-card:after{
      content:"";
      position:absolute;
      width:220px; height:220px;
      right:-100px; top:-110px;
      background: radial-gradient(circle at 30% 30%, rgba(42,157,255,.28), transparent 62%);
      filter: blur(6px);
      pointer-events:none;
    }

    .side-title{
      font-weight:840; margin:0 0 8px;
      font-size:14px;
      position:relative;
    }
    .mini-grid{
      position:relative;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .stat{
      padding:12px;
      border-radius:14px;
      border:1px solid rgba(22,28,42,.10);
      background:rgba(255,255,255,.75);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .stat:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(17,24,39,.10);
    }
    .stat .num{
      font-weight:920; font-size:18px;
      letter-spacing:.2px;
    }
    .stat .lbl{
      margin-top:6px;
      color:var(--muted2);
      font-size:12px;
      line-height:1.4;
      min-height:34px;
    }

    .section{
      padding:18px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
      margin-bottom:12px;
    }
    .kicker{
      display:inline-flex; align-items:center; gap:10px;
      font-weight:800; color:#123a73;
      font-size:12px; letter-spacing:.6px;
      text-transform:uppercase;
    }
    .kicker .pill{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(22,93,255,.10);
      border:1px solid rgba(22,93,255,.18);
    }
    h2{
      margin:0;
      font-size: clamp(18px, 2.2vw, 24px);
      letter-spacing:.2px;
      font-weight:880;
      line-height:1.25;
    }
    .sub{
      margin:6px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
      max-width: 76ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:14px;
    }

    .card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(22,28,42,.10);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 46px rgba(17,24,39,.10);
      border-color: rgba(22,93,255,.18);
    }
    .card .icon{
      width:40px; height:40px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(22,28,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.55));
      margin-bottom:12px;
    }
    .card h3{
      margin:0 0 6px;
      font-size:15px;
      font-weight:860;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }

    .service-card{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .service-card:hover{transform: translateY(-2px); box-shadow: 0 18px 46px rgba(17,24,39,.10)}
    .service-card .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(25,181,169,.22);
      background: rgba(25,181,169,.06);
      color:#0e4b43;
      font-weight:800;
      font-size:12px;
      white-space:nowrap;
    }
    .service-card .tag .tick{
      width:10px; height:10px; border-radius:99px;
      background: linear-gradient(180deg, var(--accent2), var(--accent));
      box-shadow: 0 0 0 6px rgba(25,181,169,.10);
    }
    .service-card h3{margin:0 0 6px; font-size:15px; font-weight:870}
    .service-card .content p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.75}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .step:hover{transform: translateY(-2px); box-shadow: 0 18px 46px rgba(17,24,39,.10)}
    .step .n{
      width:34px; height:34px;
      border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(22,93,255,.10);
      border:1px solid rgba(22,93,255,.18);
      font-weight:900; color:#123a73;
      margin-bottom:12px;
    }
    .step h3{margin:0 0 6px; font-size:15px; font-weight:860}
    .step p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.75}

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

    .rating-card{
      padding:18px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      position:relative;
      overflow:hidden;
    }
    .rating-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(600px 250px at 10% 0%, rgba(22,93,255,.20), transparent 55%),
        radial-gradient(520px 220px at 90% 20%, rgba(25,181,169,.18), transparent 58%);
      opacity:.7; pointer-events:none;
    }
    .rating-inner{position:relative}
    .five{
      display:flex; gap:6px; align-items:center; margin:6px 0 10px;
    }
    .star{
      width:18px; height:18px;
      background: linear-gradient(180deg, #ffd56a, #ffb020);
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      box-shadow: 0 10px 24px rgba(255,176,32,.22);
    }
    .score{
      display:flex; align-items:baseline; gap:10px; flex-wrap:wrap;
      margin-top:8px;
    }
    .score .big{
      font-size:40px; font-weight:950; letter-spacing:.4px;
      line-height:1;
    }
    .score .of{
      color:var(--muted);
      font-weight:750;
      font-size:13px;
    }

    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      background: rgba(255,255,255,.80);
      border:1px solid rgba(22,28,42,.10);
      border-radius: var(--radius);
      overflow:hidden;
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(22,28,42,.08);
      text-align:left;
      vertical-align:top;
      font-size:13.5px;
      line-height:1.6;
    }
    th{
      background: linear-gradient(180deg, rgba(22,93,255,.10), rgba(22,93,255,.03));
      color:#123a73;
      font-weight:900;
    }
    tr:last-child td{border-bottom:none}
    .badge-cell{
      display:inline-flex; align-items:center; gap:8px; flex-wrap:wrap;
    }
    .mark{
      width:22px; height:22px; border-radius:9px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(22,93,255,.20);
      background: rgba(22,93,255,.08);
      font-weight:950; color:#123a73;
      font-size:12px;
    }
    .mark.ok{
      border-color: rgba(25,181,169,.24);
      background: rgba(25,181,169,.08);
      color:#0e4b43;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .time-item{
      display:flex; gap:12px;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .time-item:hover{transform: translateY(-2px); box-shadow: 0 18px 46px rgba(17,24,39,.10)}
    .time-dot{
      width:40px; height:40px;
      border-radius:16px;
      border:1px solid rgba(22,93,255,.18);
      background: rgba(22,93,255,.08);
      display:flex; align-items:center; justify-content:center;
      font-weight:920; color:#123a73; flex:0 0 auto;
    }
    .time-item h3{margin:0 0 6px; font-size:15px; font-weight:880}
    .time-item p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.75}

    .filters{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center; justify-content:flex-start;
      padding:10px 0 6px;
    }
    .chip{
      border:1px solid rgba(22,28,42,.12);
      background: rgba(255,255,255,.72);
      color:var(--muted);
      padding:9px 12px;
      border-radius:999px;
      font-weight:750;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease, color .15s ease;
      user-select:none;
    }
    .chip:hover{transform: translateY(-1px); box-shadow: 0 14px 26px rgba(17,24,39,.08); border-color: rgba(22,93,255,.18)}
    .chip[aria-pressed="true"]{
      background: rgba(22,93,255,.10);
      border-color: rgba(22,93,255,.26);
      color:#123a73;
    }

    .cases-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .case{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      overflow:hidden;
    }
    .case:hover{transform: translateY(-2px); box-shadow: 0 18px 46px rgba(17,24,39,.10)}
    .case .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .case .thumb{
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(22,93,255,.18);
      background:
        radial-gradient(circle at 30% 30%, rgba(42,157,255,.32), rgba(22,93,255,.08) 55%, rgba(25,181,169,.08));
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color:#123a73;
      flex:0 0 auto;
    }
    .case h3{margin:12px 0 6px; font-size:15px; font-weight:880}
    .case p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.75}
    .case .meta{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.72);
      color:var(--muted);
      font-weight:720; font-size:12px;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
    }
    .review:hover{transform: translateY(-2px); box-shadow: 0 18px 46px rgba(17,24,39,.10)}
    .review:after{
      content:"";
      position:absolute; right:-70px; top:-90px;
      width:180px; height:180px;
      background: radial-gradient(circle at 30% 30%, rgba(25,181,169,.18), transparent 62%);
      filter: blur(10px);
      pointer-events:none;
    }
    .review-inner{position:relative}
    .person{
      display:flex; align-items:center; gap:12px;
      margin-bottom:10px;
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      border:1px solid rgba(22,28,42,.10);
      background:
        linear-gradient(135deg, rgba(22,93,255,.18), rgba(25,181,169,.14));
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color:#123a73;
      flex:0 0 auto;
    }
    .person .name{
      font-weight:900; font-size:14px; margin:0;
    }
    .person .role{
      margin:4px 0 0;
      color:var(--muted2); font-size:12.5px;
    }
    .review .text{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.8;
      margin:0;
    }

    .article-list{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:start;
    }
    .articles{
      display:grid; gap:10px;
    }
    .article-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .article-item:hover{transform: translateY(-2px); box-shadow: 0 18px 46px rgba(17,24,39,.10)}
    .article-item .badge-mini{
      width:38px; height:38px;
      border-radius:15px;
      border:1px solid rgba(25,181,169,.22);
      background: rgba(25,181,169,.06);
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color:#0e4b43; flex:0 0 auto;
      font-size:12px;
    }
    .article-item h3{
      margin:0;
      font-size:14.5px; font-weight:900; line-height:1.35;
    }
    .article-item p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13.3px;
      line-height:1.7;
    }
    .article-item .link-row{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .text-link{
      color:#0b3b83;
      font-weight:850;
      font-size:13px;
      display:inline-flex; gap:10px; align-items:center;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(11,59,131,.16);
      background: rgba(22,93,255,.06);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .text-link:hover{transform: translateY(-1px); box-shadow: 0 14px 26px rgba(17,24,39,.08); border-color: rgba(22,93,255,.26)}
    .side-form{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background:
        radial-gradient(600px 240px at 14% 0%, rgba(22,93,255,.18), transparent 55%),
        radial-gradient(520px 220px at 92% 10%, rgba(25,181,169,.16), transparent 58%),
        rgba(255,255,255,.82);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
    }

    form{margin:0}
    label{
      display:block;
      font-weight:820;
      font-size:12.5px;
      color:#22304a;
      margin:12px 0 8px;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(22,28,42,.12);
      background: rgba(255,255,255,.88);
      color:var(--text);
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, transform .15s ease;
      font-size:14px;
    }
    textarea{min-height:120px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(22,93,255,.35);
      box-shadow: 0 0 0 6px rgba(22,93,255,.10);
    }
    .form-actions{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
      margin-top:14px;
    }
    .helper{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.6;
      margin:0;
      flex:1 1 auto;
      min-width:220px;
    }

    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    details{
      border-radius: var(--radius);
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
      overflow:hidden;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    details[open]{
      border-color: rgba(22,93,255,.25);
      box-shadow: 0 18px 46px rgba(17,24,39,.10);
      transform: translateY(-1px);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:14px 16px;
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
      font-weight:900;
      color:#162235;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      display:flex; gap:12px; align-items:flex-start;
    }
    .q .qdot{
      width:28px; height:28px;
      border-radius:12px;
      border:1px solid rgba(22,93,255,.20);
      background: rgba(22,93,255,.08);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color:#123a73;
      flex:0 0 auto;
      margin-top:1px;
    }
    .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.68);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease;
      margin-top:-3px;
    }
    details[open] .chev{transform: rotate(180deg)}
    .a{
      padding:0 16px 16px 56px;
      color:var(--muted);
      font-size:13.8px;
      line-height:1.8;
    }

    .tagcloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .cloud{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.78);
      color:var(--muted);
      font-weight:800;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease, color .15s ease;
      user-select:none;
    }
    .cloud:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 26px rgba(17,24,39,.08);
      border-color: rgba(22,93,255,.22);
      background: rgba(22,93,255,.06);
      color:#123a73;
    }

    .footer{
      margin-top:16px;
      border-top:1px solid rgba(22,28,42,.08);
      background: rgba(255,255,255,.60);
    }
    .footer-inner{
      padding:18px 0 14px;
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .foot-left p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.8;
    }
    .foot-right{
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .quick-links{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .foot-link{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(22,28,42,.10);
      background: rgba(255,255,255,.78);
      color:#19324f;
      font-weight:850;
      font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .foot-link:hover{transform: translateY(-1px); box-shadow: 0 14px 26px rgba(17,24,39,.08)}
    .copyright{
      color:var(--muted2);
      font-size:12.5px;
      text-align:right;
    }

    .floating{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-btn{
      pointer-events:auto;
      display:flex; align-items:center; gap:10px;
      padding:11px 12px;
      border-radius:16px;
      border:1px solid rgba(22,28,42,.12);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 46px rgba(17,24,39,.12);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      user-select:none;
      max-width: 220px;
    }
    .float-btn:hover{transform: translateY(-2px); border-color: rgba(22,93,255,.22); box-shadow: 0 24px 60px rgba(17,24,39,.16)}
    .float-ico{
      width:36px; height:36px;
      border-radius:14px;
      border:1px solid rgba(22,93,255,.18);
      background: rgba(22,93,255,.08);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .float-text{
      display:flex; flex-direction:column;
      line-height:1.2;
    }
    .float-text strong{font-size:13.5px}
    .float-text span{font-size:12.2px; color:var(--muted)}
    .to-top{
      pointer-events:auto;
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(22,28,42,.12);
      background: rgba(255,255,255,.85);
      box-shadow: 0 18px 46px rgba(17,24,39,.12);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, opacity .15s ease;
      opacity:0;
      transform: translateY(8px);
    }
    .to-top.show{opacity:1; transform: translateY(0)}
    .to-top:hover{transform: translateY(-2px); border-color: rgba(22,93,255,.22); box-shadow: 0 24px 60px rgba(17,24,39,.16)}

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .55s ease, transform .55s ease;
      will-change: opacity, transform;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .hero-card{min-height:auto}
      .steps{grid-template-columns: repeat(2, 1fr)}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns:1fr}
      .compare-wrap{grid-template-columns: 1fr}
      .cases-grid{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .article-list{grid-template-columns: 1fr}
      .footer-inner{grid-template-columns: 1fr}
      .foot-right{align-items:flex-start}
      .copyright{text-align:left}
      .desktop-menu{display:none}
      .mobile-toggle{display:flex}
      .mobile-panel{display:block}
    }

    @media (max-width: 520px){
      .brand{min-width:auto}
      .ai-page-logo{width:138px}
      .mobile-links{grid-template-columns:1fr}
      .steps{grid-template-columns: 1fr}
      .mini-grid{grid-template-columns:1fr 1fr}
      .float-btn{max-width: 190px}
      .hero-card{padding:18px}
    }