:root{
      --bg0:#fbfbff;
      --bg1:#f6f4ff;
      --card:#ffffff;
      --text:#121826;
      --muted:#4a5568;
      --muted2:#6b7280;
      --border:rgba(15,23,42,.10);
      --shadow:0 18px 45px rgba(19,35,70,.10);
      --shadow2:0 10px 28px rgba(19,35,70,.10);
      --primary:#6d28d9;
      --primary2:#2563eb;
      --accent:#06b6d4;
      --good:#16a34a;
      --warn:#f59e0b;
      --chip:#eef2ff;
      --chip2:#e0f2fe;
      --radius:18px;
      --radius2:14px;
      --focus:0 0 0 4px rgba(109,40,217,.15);
      --max:1160px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans","Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 18% -10%, rgba(109,40,217,.16), transparent 55%),
        radial-gradient(900px 480px at 70% 0%, rgba(37,99,235,.14), transparent 55%),
        radial-gradient(900px 520px at 90% 35%, rgba(6,182,212,.12), transparent 55%),
        linear-gradient(180deg, var(--bg0), #ffffff 45%, #fbfbff 100%);
    }

    a{color:inherit; text-decoration:none}
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
      outline:none; box-shadow:var(--focus); border-color:rgba(109,40,217,.4) !important;
    }

    .container{max-width:var(--max); margin:0 auto; padding:0 18px}
    .topbar{
      position:sticky; top:0; z-index:50;
      background:rgba(255,255,255,.72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .topbar-inner{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px; padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .ai-page-logo{
      width:44px; height:44px; object-fit:contain;
      border-radius:12px;
      background:linear-gradient(135deg, rgba(109,40,217,.10), rgba(37,99,235,.08));
      border:1px solid rgba(109,40,217,.18);
      padding:6px;
    }
    .brand-txt{display:flex; flex-direction:column; line-height:1.1}
    .brand-name{
      font-weight:820; letter-spacing:.2px; font-size:14px;
    }
    .brand-sub{
      color:var(--muted2); font-size:12px; margin-top:4px;
    }

    .nav{
      display:flex; align-items:center; gap:14px; justify-content:flex-end;
      flex:1;
    }
    .nav a.nav-link{
      font-size:13px; color:rgba(18,24,38,.78);
      padding:10px 10px; border-radius:12px;
      transition: transform .18s ease, background-color .18s ease, color .18s ease;
      white-space:nowrap;
    }
    .nav a.nav-link:hover{
      background:rgba(109,40,217,.08);
      color:rgba(18,24,38,.95);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      border:1px solid rgba(15,23,42,.12);
      background:#fff;
      color:rgba(18,24,38,.92);
      padding:10px 14px;
      border-radius:14px;
      font-weight:700;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease, border-color .18s ease;
      display:inline-flex; align-items:center; gap:10px;
    }
    .btn:hover{transform: translateY(-1px); box-shadow: var(--shadow2); border-color:rgba(109,40,217,.22)}
    .btn:active{transform: translateY(0px)}
    .btn-primary{
      border-color:rgba(109,40,217,.30);
      background:
        radial-gradient(600px 120px at 30% 10%, rgba(255,255,255,.35), rgba(255,255,255,0) 55%),
        linear-gradient(135deg, rgba(109,40,217,1), rgba(37,99,235,1));
      color:#fff;
      box-shadow: 0 16px 35px rgba(109,40,217,.24);
    }
    .btn-primary:hover{
      box-shadow: 0 20px 45px rgba(109,40,217,.28);
      border-color:rgba(255,255,255,.25);
    }

    .menu-btn{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background:#fff;
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .menu-btn:hover{transform: translateY(-1px); box-shadow: var(--shadow2)}
    .hamburger{width:18px; height:12px; position:relative}
    .hamburger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px; background:rgba(18,24,38,.78);
      transition: transform .22s ease, top .22s ease, opacity .22s ease;
    }
    .hamburger span:nth-child(1){top:0}
    .hamburger span:nth-child(2){top:5px}
    .hamburger span:nth-child(3){top:10px}
    .menu-open .hamburger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .menu-open .hamburger span:nth-child(2){opacity:0}
    .menu-open .hamburger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:12px 0 16px;
    }
    .mobile-links{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .mobile-links a{
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.65);
      font-size:13px;
      color:rgba(18,24,38,.88);
      transition: transform .18s ease, background-color .18s ease;
    }
    .mobile-links a:hover{transform: translateY(-1px); background:#fff}

    .hero{
      position:relative;
      overflow:hidden;
      padding:34px 0 20px;
    }
    .hero::before{
      content:"";
      position:absolute; inset:-220px -220px auto -220px;
      height:520px;
      background:
        radial-gradient(closest-side at 30% 45%, rgba(109,40,217,.35), transparent 65%),
        radial-gradient(closest-side at 70% 35%, rgba(37,99,235,.30), transparent 65%),
        radial-gradient(closest-side at 85% 65%, rgba(6,182,212,.26), transparent 65%);
      filter: blur(2px);
      pointer-events:none;
    }
    .hero::after{
      content:"";
      position:absolute; inset:auto -120px -250px -120px;
      height:420px;
      background:
        radial-gradient(closest-side at 30% 40%, rgba(109,40,217,.18), transparent 68%),
        radial-gradient(closest-side at 70% 35%, rgba(37,99,235,.16), transparent 68%);
      pointer-events:none;
    }

    .hero-grid{
      display:grid; grid-template-columns: 1.08fr .92fr;
      gap:18px; align-items:stretch;
      margin-top:10px;
      position:relative;
    }

    .hero-left{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(900px 240px at 18% 0%, rgba(255,255,255,.65), rgba(255,255,255,0) 62%),
        linear-gradient(180deg, rgba(255,255,255,.80), rgba(255,255,255,.60));
      box-shadow: 0 20px 60px rgba(19,35,70,.08);
      padding:22px 22px 20px;
      position:relative;
      overflow:hidden;
    }
    .hero-left::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(120deg, rgba(109,40,217,.00), rgba(109,40,217,.18), rgba(6,182,212,.16), rgba(37,99,235,.00));
      opacity:.9;
      transform: translateX(-30%);
      animation: sheen 8s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes sheen{
      0%{transform: translateX(-40%)}
      50%{transform: translateX(10%)}
      100%{transform: translateX(-40%)}
    }

    .eyebrow{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(15,23,42,.10);
      position:relative; z-index:1;
      color: rgba(18,24,38,.84);
      font-size:12px; font-weight:750;
      letter-spacing:.2px;
      width:fit-content;
    }
    .spark{
      width:10px; height:10px; border-radius:3px;
      background: linear-gradient(135deg, #6d28d9, #06b6d4);
      box-shadow: 0 10px 30px rgba(109,40,217,.25);
    }

    h1{
      margin:14px 0 10px;
      font-size:34px; line-height:1.14;
      letter-spacing:-.6px;
      position:relative; z-index:1;
    }
    .lead{
      color: rgba(18,24,38,.76);
      font-size:15px;
      line-height:1.85;
      margin:0 0 16px;
      position:relative; z-index:1;
      max-width:62ch;
    }

    .hero-actions{
      display:flex; flex-wrap:wrap; gap:12px; align-items:center;
      margin-top:14px;
      position:relative; z-index:1;
    }
    .meta-row{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:16px;
      position:relative; z-index:1;
    }
    .pill{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      color: rgba(18,24,38,.85);
      font-size:13px; font-weight:720;
    }
    .pill .dot{
      width:9px; height:9px; border-radius:50%;
      background: linear-gradient(135deg, rgba(109,40,217,1), rgba(37,99,235,1));
      box-shadow: 0 10px 25px rgba(37,99,235,.18);
    }
    .pill.alt .dot{background: linear-gradient(135deg, rgba(6,182,212,1), rgba(109,40,217,1))}
    .pill.alt2 .dot{background: linear-gradient(135deg, rgba(37,99,235,1), rgba(6,182,212,1))}

    .hero-right{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.58));
      box-shadow: 0 18px 55px rgba(19,35,70,.08);
      padding:16px;
      display:flex; flex-direction:column; gap:12px;
    }

    .stat-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .stat{
      border-radius:16px;
      background: rgba(255,255,255,.68);
      border:1px solid rgba(15,23,42,.08);
      padding:14px 12px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .stat::before{
      content:"";
      position:absolute; inset:auto -40px -60px auto;
      width:120px; height:120px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(109,40,217,.18), rgba(37,99,235,0));
      transform: rotate(10deg);
      pointer-events:none;
    }
    .stat:hover{
      transform: translateY(-2px);
      box-shadow: 0 20px 55px rgba(19,35,70,.12);
      border-color: rgba(109,40,217,.20);
    }
    .stat .k{
      font-weight:860; font-size:20px; letter-spacing:-.3px;
    }
    .stat .v{
      color: rgba(18,24,38,.70);
      font-size:12px; line-height:1.5; margin-top:6px;
      min-height:36px;
      display:flex; align-items:flex-start;
    }

    .mini-panel{
      border-radius:16px;
      background:
        radial-gradient(600px 180px at 20% 0%, rgba(109,40,217,.12), transparent 58%),
        linear-gradient(180deg, rgba(255,255,255,.66), rgba(255,255,255,.55));
      border:1px solid rgba(15,23,42,.08);
      padding:14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .mini-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .mini-title h3{
      margin:0; font-size:14px; letter-spacing:-.2px;
    }
    .badge{
      font-size:12px; font-weight:800;
      padding:7px 10px; border-radius:999px;
      background: rgba(6,182,212,.12);
      border:1px solid rgba(6,182,212,.22);
      color: rgba(18,24,38,.86);
      white-space:nowrap;
    }
    .capabilities{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .chip{
      padding:8px 10px; border-radius:999px;
      background: var(--chip);
      border:1px solid rgba(109,40,217,.16);
      font-size:12px; font-weight:760;
      color: rgba(18,24,38,.84);
    }
    .chip.alt{background: var(--chip2); border-color: rgba(6,182,212,.22)}
    .chip.alt2{background: #fff7ed; border-color: rgba(245,158,11,.22)}

    .section{
      padding:44px 0;
    }
    .section-tight{padding:34px 0}
    .section-header{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin-bottom:18px;
    }
    .section-header h2{
      margin:0;
      font-size:24px; letter-spacing:-.4px; line-height:1.25;
    }
    .section-header p{
      margin:0; color: rgba(18,24,38,.72);
      max-width:62ch; line-height:1.8; font-size:14px;
    }

    .grid-3{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap:14px;
      align-items:stretch;
    }
    .grid-2{
      display:grid; grid-template-columns: repeat(2, 1fr);
      gap:14px;
      align-items:stretch;
    }
    .card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius2);
      box-shadow: 0 14px 45px rgba(19,35,70,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 20px 60px rgba(19,35,70,.10);
      border-color: rgba(109,40,217,.18);
    }

    .card h3{
      margin:10px 0 8px;
      font-size:16px; letter-spacing:-.2px;
    }
    .card p{
      margin:0; color: rgba(18,24,38,.72); font-size:13.5px; line-height:1.85;
    }
    .icon{
      width:40px; height:40px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background:
        radial-gradient(24px 24px at 30% 25%, rgba(255,255,255,.8), rgba(255,255,255,0)),
        linear-gradient(135deg, rgba(109,40,217,.22), rgba(37,99,235,.16));
      border:1px solid rgba(109,40,217,.18);
    }
    .icon svg{width:20px; height:20px; opacity:.95}

    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr);
      gap:14px;
    }
    .step{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(600px 180px at 20% 0%, rgba(109,40,217,.10), transparent 58%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.56));
      box-shadow: 0 16px 55px rgba(19,35,70,.06);
      position:relative;
      overflow:hidden;
    }
    .step .num{
      display:inline-flex; align-items:center; justify-content:center;
      width:36px; height:36px; border-radius:14px;
      background: rgba(109,40,217,.12);
      border:1px solid rgba(109,40,217,.22);
      font-weight:880;
    }
    .step h3{margin:12px 0 8px; font-size:15px}
    .step p{margin:0; color: rgba(18,24,38,.72); font-size:13.5px; line-height:1.85}

    .compare-wrap{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(900px 260px at 20% 0%, rgba(109,40,217,.10), transparent 60%),
        radial-gradient(700px 220px at 85% 25%, rgba(6,182,212,.08), transparent 58%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.56));
      box-shadow: 0 20px 65px rgba(19,35,70,.08);
      overflow:hidden;
    }
    .compare-head{
      padding:16px 16px 10px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
    }
    .compare-head h2{
      margin:0; font-size:20px; letter-spacing:-.3px; line-height:1.3;
    }
    .score{
      text-align:right;
      padding-left:10px;
    }
    .score .stars{
      display:flex; justify-content:flex-end; gap:4px; margin-bottom:6px;
    }
    .star{
      width:16px; height:16px;
      background: linear-gradient(135deg, #f59e0b, #f97316);
      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 30px rgba(249,115,22,.20);
    }
    .score .big{
      font-size:18px; font-weight:900; letter-spacing:-.2px;
    }
    .score .small{
      color: rgba(18,24,38,.66); font-size:12px; margin-top:4px;
    }

    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      font-size:13.5px;
    }
    .table-scroll{overflow:auto}
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
      min-width:190px;
    }
    th{
      position:sticky; top:0;
      background: rgba(255,255,255,.86);
      backdrop-filter: blur(8px);
      z-index:2;
      text-align:left;
      font-weight:850;
      color: rgba(18,24,38,.90);
    }
    td:first-child{min-width:220px}
    tr:last-child td{border-bottom:0}
    .tag-good{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      background: rgba(22,163,74,.10);
      border:1px solid rgba(22,163,74,.20);
      font-weight:820; font-size:12px;
      white-space:nowrap;
    }
    .tag-mid{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      background: rgba(245,158,11,.10);
      border:1px solid rgba(245,158,11,.22);
      font-weight:820; font-size:12px;
      white-space:nowrap;
    }
    .tag-weak{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      background: rgba(148,163,184,.14);
      border:1px solid rgba(148,163,184,.22);
      font-weight:820; font-size:12px;
      white-space:nowrap;
    }
    .tick{
      width:10px; height:10px; border-radius:3px;
      background: linear-gradient(135deg, rgba(22,163,74,1), rgba(6,182,212,1));
    }
    .tick-mid{background: linear-gradient(135deg, rgba(245,158,11,1), rgba(109,40,217,1))}
    .tick-weak{background: linear-gradient(135deg, rgba(148,163,184,1), rgba(37,99,235,.35))}

    .timeline{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 18px 55px rgba(19,35,70,.06);
      padding:16px;
    }
    .timeline-row{
      display:flex; gap:14px; align-items:flex-start;
      position:relative;
    }
    .timeline-row::before{
      content:"";
      position:absolute;
      left:20px; top:22px; bottom:22px;
      width:2px;
      background: linear-gradient(180deg, rgba(109,40,217,.40), rgba(6,182,212,.25));
      border-radius:2px;
    }
    .titem{
      flex:1;
      display:flex; gap:12px; align-items:flex-start;
      position:relative;
      padding-left:10px;
    }
    .titem .b{
      width:40px; height:40px; border-radius:16px;
      background: rgba(109,40,217,.12);
      border:1px solid rgba(109,40,217,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      position:relative;
      z-index:1;
    }
    .titem:nth-child(2) .b{background: rgba(37,99,235,.10); border-color: rgba(37,99,235,.22)}
    .titem:nth-child(3) .b{background: rgba(6,182,212,.10); border-color: rgba(6,182,212,.22)}
    .titem:nth-child(4) .b{background: rgba(245,158,11,.12); border-color: rgba(245,158,11,.22)}
    .titem h3{margin:0; font-size:14px}
    .titem p{margin:6px 0 0; color: rgba(18,24,38,.70); font-size:13.5px; line-height:1.8}

    .list{
      display:flex; flex-direction:column; gap:10px; margin-top:12px;
    }
    .li{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background: rgba(255,255,255,.68);
      border:1px solid rgba(15,23,42,.08);
    }
    .li .mark{
      width:26px; height:26px; border-radius:10px;
      background: linear-gradient(135deg, rgba(109,40,217,.18), rgba(37,99,235,.14));
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .li .mark svg{width:14px; height:14px}
    .li b{font-size:13.5px}
    .li span{display:block; color: rgba(18,24,38,.70); font-size:13.5px; margin-top:4px; line-height:1.75}

    .seg-tabs{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:10px;
    }
    .seg{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      border-radius:999px;
      padding:10px 12px;
      font-weight:820;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, background-color .18s ease, border-color .18s ease;
      user-select:none;
    }
    .seg:hover{transform: translateY(-1px); border-color: rgba(109,40,217,.20)}
    .seg.active{
      background: linear-gradient(135deg, rgba(109,40,217,.16), rgba(6,182,212,.10));
      border-color: rgba(109,40,217,.30);
      box-shadow: 0 18px 45px rgba(109,40,217,.10);
    }

    .case-grid{
      display:grid; grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:stretch;
    }
    .case-main{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 20px 65px rgba(19,35,70,.08);
      padding:16px;
      overflow:hidden;
    }
    .case-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom:12px;
    }
    .case-top h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .case-top p{margin:6px 0 0; color: rgba(18,24,38,.70); font-size:13.5px; line-height:1.8}

    .case-tiles{
      display:grid; grid-template-columns: repeat(2, 1fr);
      gap:12px;
    }
    .tile{
      border-radius:16px;
      background:
        radial-gradient(300px 120px at 20% 10%, rgba(109,40,217,.14), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.58));
      border:1px solid rgba(15,23,42,.08);
      padding:12px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      min-height:150px;
      display:flex; flex-direction:column; gap:10px;
    }
    .tile:hover{
      transform: translateY(-2px);
      box-shadow: 0 22px 65px rgba(19,35,70,.12);
      border-color: rgba(109,40,217,.18);
    }
    .tile .t{font-weight:900; letter-spacing:-.2px}
    .tile .d{color: rgba(18,24,38,.70); font-size:13.5px; line-height:1.8; margin-top:auto}
    .tile .chips{display:flex; flex-wrap:wrap; gap:8px}
    .tile .chips .c{
      padding:7px 9px; border-radius:999px;
      background: rgba(6,182,212,.10);
      border:1px solid rgba(6,182,212,.18);
      color: rgba(18,24,38,.82);
      font-size:12px; font-weight:820;
    }

    .case-side{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 20px 65px rgba(19,35,70,.08);
      padding:16px;
      display:flex; flex-direction:column; gap:12px;
    }
    .article-list{
      display:flex; flex-direction:column; gap:10px;
    }
    .article{
      padding:12px;
      border-radius:16px;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(15,23,42,.08);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .article:hover{transform: translateY(-2px); box-shadow: 0 18px 50px rgba(19,35,70,.10)}
    .article a{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .article b{font-size:13.5px; line-height:1.5}
    .article span{color: rgba(18,24,38,.66); font-size:12px; margin-top:6px; display:block}
    .article .arrow{
      width:28px; height:28px; border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(109,40,217,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .article .arrow svg{width:14px; height:14px}

    .form-wrap{
      display:grid; grid-template-columns: 1.02fr .98fr;
      gap:14px;
      align-items:stretch;
    }
    .form-card{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(900px 260px at 20% 0%, rgba(109,40,217,.10), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.58));
      box-shadow: 0 20px 65px rgba(19,35,70,.08);
      padding:16px;
    }
    form{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
      margin-top:10px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    .field label{
      font-weight:820; font-size:13px;
      color: rgba(18,24,38,.86);
    }
    input, select, textarea{
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      border-radius:14px;
      padding:12px 12px;
      font-size:14px;
      color: rgba(18,24,38,.92);
      transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
      width:100%;
    }
    textarea{min-height:120px; resize:vertical}
    .full{grid-column: 1 / -1}
    .help-inline{color: rgba(18,24,38,.64); font-size:12.5px; line-height:1.6; margin-top:8px}
    .form-actions{
      grid-column:1 / -1;
      display:flex; gap:12px; align-items:center; justify-content:space-between;
      margin-top:6px;
      flex-wrap:wrap;
    }
    .tiny-privacy{
      color: rgba(18,24,38,.62);
      font-size:12.5px;
      line-height:1.6;
      max-width:52ch;
    }

    .faq{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 20px 65px rgba(19,35,70,.08);
      overflow:hidden;
    }
    details{
      border-top:1px solid rgba(15,23,42,.08);
      padding:0;
    }
    details:first-child{border-top:0}
    summary{
      list-style:none;
      cursor:pointer;
      padding:14px 16px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-weight:860;
      color: rgba(18,24,38,.90);
      font-size:14px;
      background:
        radial-gradient(600px 200px at 20% 0%, rgba(109,40,217,.08), transparent 58%),
        rgba(255,255,255,.72);
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; align-items:center; gap:10px;
      color: rgba(18,24,38,.64);
      font-size:12.5px; font-weight:800;
      flex:0 0 auto;
    }
    .chev{
      width:34px; height:34px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      transition: transform .2s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .faq-body{
      padding:0 16px 14px;
      color: rgba(18,24,38,.72);
      line-height:1.9;
      font-size:13.5px;
      background: rgba(255,255,255,.60);
    }

    .reviews{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 16px 55px rgba(19,35,70,.06);
      display:flex; flex-direction:column; gap:10px;
    }
    .review .top{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:44px; height:44px; border-radius:18px;
      background: linear-gradient(135deg, rgba(109,40,217,.18), rgba(6,182,212,.12));
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:920;
      color: rgba(18,24,38,.82);
      letter-spacing:-.2px;
    }
    .role{
      font-weight:900; font-size:13px;
    }
    .review p{
      margin:0; color: rgba(18,24,38,.72);
      line-height:1.85; font-size:13.5px;
    }
    .review .meter{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-top:auto;
      padding-top:8px;
      border-top:1px dashed rgba(15,23,42,.10);
      color: rgba(18,24,38,.64);
      font-size:12.5px;
    }
    .bar{
      height:10px; flex:1;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      overflow:hidden;
    }
    .bar i{
      display:block; height:100%;
      width:72%;
      border-radius:999px;
      background: linear-gradient(135deg, rgba(109,40,217,.85), rgba(6,182,212,.70));
    }

    .partner-grid{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .network{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }

    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .tag-cloud .t{
      padding:10px 12px; border-radius:999px;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(15,23,42,.10);
      font-size:12.5px; font-weight:830;
      color: rgba(18,24,38,.84);
      transition: transform .18s ease, border-color .18s ease;
    }
    .tag-cloud .t:hover{transform: translateY(-2px); border-color: rgba(109,40,217,.22)}

    .link-grid{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .link-grid a{
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      font-size:13px; font-weight:820;
      color: rgba(18,24,38,.86);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .link-grid a:hover{
      transform: translateY(-2px);
      border-color: rgba(109,40,217,.22);
      box-shadow: 0 18px 50px rgba(19,35,70,.10);
    }

    .article-side-img{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 20px 65px rgba(19,35,70,.08);
      padding:16px;
      display:flex; flex-direction:column; gap:12px;
    }
    .imgbox{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
      overflow:hidden;
    }
    .imgbox img{
      width:100%;
      height:auto;
      display:block;
      object-fit:cover;
    }
    .imgcap{
      color: rgba(18,24,38,.70);
      font-size:13.5px; line-height:1.85;
      margin:0;
    }

    .footer{
      background:
        radial-gradient(900px 300px at 15% 0%, rgba(109,40,217,.18), transparent 55%),
        radial-gradient(650px 260px at 80% 10%, rgba(6,182,212,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.60), rgba(250,250,255,.92));
      border-top:1px solid rgba(15,23,42,.08);
      padding:26px 0 18px;
      margin-top:10px;
    }
    .footer-inner{
      display:flex; justify-content:space-between; gap:14px; align-items:flex-start;
      flex-wrap:wrap;
    }
    .foot-left{
      min-width:260px; max-width:520px;
    }
    .foot-left .brandline{
      display:flex; align-items:center; gap:12px;
    }
    .foot-left h3{
      margin:0; font-size:16px; letter-spacing:-.2px;
    }
    .foot-left p{
      margin:10px 0 0;
      color: rgba(18,24,38,.70);
      font-size:13.5px; line-height:1.85;
    }
    .foot-links{
      display:flex; gap:14px; align-items:flex-start; flex-wrap:wrap;
      max-width:520px;
    }
    .fcol{
      min-width:160px;
    }
    .fcol b{
      display:block; margin-bottom:10px;
      font-size:13.5px; letter-spacing:-.1px;
    }
    .fcol a{
      display:block; padding:8px 0;
      color: rgba(18,24,38,.72);
      font-size:13.5px;
      transition: transform .18s ease, color .18s ease;
      width:fit-content;
    }
    .fcol a:hover{color: rgba(18,24,38,.92); transform: translateY(-1px)}
    .foot-bottom{
      margin-top:16px;
      padding-top:14px;
      border-top:1px solid rgba(15,23,42,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color: rgba(18,24,38,.62);
      font-size:12.5px;
    }

    .float{
      position:fixed; right:16px; bottom:16px; z-index:70;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .float a, .float button{
      width:48px; height:48px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.84);
      cursor:pointer;
      box-shadow: 0 18px 55px rgba(19,35,70,.12);
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .float a:hover, .float button:hover{
      transform: translateY(-3px);
      border-color: rgba(109,40,217,.22);
      box-shadow: 0 24px 70px rgba(19,35,70,.14);
    }
    .float .label{
      width:auto; padding:10px 12px;
      border-radius:999px;
      display:none;
      gap:10px;
      align-items:center;
      font-weight:850;
      font-size:13px;
      background: linear-gradient(135deg, rgba(109,40,217,1), rgba(37,99,235,1));
      color:#fff;
      border-color: rgba(255,255,255,.20);
    }
    .float .label svg{width:16px; height:16px}

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

    .reveal{
      opacity:0; transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.show{opacity:1; transform: translateY(0)}
    .fade-in{animation: fadeIn .6s ease both}
    @keyframes fadeIn{from{opacity:0; transform: translateY(6px)} to{opacity:1; transform: translateY(0)}}

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .steps{grid-template-columns: repeat(2, 1fr)}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .form-wrap{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .case-tiles{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .partner-grid{grid-template-columns: 1fr}
      .float .label{display:none}
      .nav{display:none}
      .menu-btn{display:flex}
      .mobile-panel{display:block}
      h1{font-size:30px}
      .stat-grid{grid-template-columns: 1fr 1fr}
      table th, table td{min-width: 160px}
    }
    @media (max-width: 520px){
      .brand{min-width:auto}
      .ai-page-logo{width:40px; height:40px}
      h1{font-size:26px}
      .hero-left{padding:18px 16px 16px}
      .hero-right{padding:14px}
      .steps{grid-template-columns: 1fr}
      .stat-grid{grid-template-columns: 1fr}
      form{grid-template-columns: 1fr}
      textarea{min-height:110px}
    }