:root{
      --bg0:#ffffff;
      --bg1:#fbfcff;
      --card:#ffffff;
      --text:#0f172a;
      --muted:#516076;
      --muted2:#6b7a94;
      --line:rgba(15,23,42,.10);
      --shadow: 0 10px 30px rgba(2,8,23,.08);
      --shadow2: 0 6px 18px rgba(2,8,23,.10);
      --ring: rgba(99,102,241,.35);

      --neoA:#6d28d9;
      --neoB:#2563eb;
      --neoC:#22c55e;
      --neoD:#06b6d4;
      --neoE:#f97316;
      --neoF:#e11d48;

      --accent:#5b3df8;
      --accent2:#00c2ff;
      --accent3:#7c3aed;
      --btn:#0b1224;
      --btnText:#ffffff;

      --radius:16px;
      --radius2:22px;
      --radius3:28px;

      --container: 1120px;
      --container-pad: 20px;

      --ease: cubic-bezier(.2,.9,.2,1);
    }

    *{ 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 CJK SC","WenQuanYi Micro Hei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 15% 0%, rgba(91,61,248,.12), transparent 55%),
        radial-gradient(900px 500px at 85% 8%, rgba(0,194,255,.10), transparent 55%),
        radial-gradient(850px 520px at 55% 30%, rgba(34,197,94,.08), transparent 52%),
        linear-gradient(180deg, var(--bg1), var(--bg0) 38%, #ffffff);
      overflow-x:hidden;
    }

    a{ color:inherit; text-decoration:none; }
    button, input, select, textarea{ font:inherit; }
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--container-pad);
    }

    /* top glow grid */
    .bg-grid{
      position:absolute; inset:-200px -200px auto -200px;
      height:520px;
      pointer-events:none;
      background:
        linear-gradient(to right, rgba(99,102,241,.07) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0,194,255,.06) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: radial-gradient(closest-side at 50% 45%, rgba(0,0,0,1), rgba(0,0,0,0));
      opacity:.75;
      filter: saturate(1.1);
    }

    header{
      position:sticky; top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,255,255,.72);
      border-bottom:1px solid rgba(15,23,42,.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:42px; height:42px;
      border-radius:12px;
      object-fit:contain;
      background:
        radial-gradient(circle at 25% 25%, rgba(0,194,255,.35), transparent 45%),
        radial-gradient(circle at 70% 60%, rgba(91,61,248,.30), transparent 50%),
        rgba(255,255,255,.8);
      border:1px solid rgba(15,23,42,.10);
      box-shadow: 0 10px 24px rgba(91,61,248,.10);
    }
    .brand-txt{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand-name{
      font-weight:860; letter-spacing:.2px;
      font-size:15px;
    }
    .brand-sub{
      font-size:12px; color:var(--muted2);
    }

    nav{
      display:flex; align-items:center; gap:10px;
    }
    .nav-links{
      display:flex; align-items:center; gap:18px;
    }
    .nav-links a{
      font-size:13px;
      color:rgba(15,23,42,.78);
      padding:10px 0;
      position:relative;
      white-space:nowrap;
    }
    .nav-links a::after{
      content:"";
      position:absolute; left:0; right:0; bottom:6px;
      height:2px; border-radius:999px;
      background: linear-gradient(90deg, rgba(91,61,248,.0), rgba(91,61,248,.65), rgba(0,194,255,.55));
      transform: scaleX(0);
      transform-origin:left;
      transition: transform .35s var(--ease);
      opacity:.9;
    }
    .nav-links a:hover{ color:rgba(15,23,42,.95); }
    .nav-links a:hover::after{ transform: scaleX(1); }

    .nav-cta{
      display:flex; align-items:center; gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .btn{
      border:1px solid rgba(15,23,42,.10);
      background:#fff;
      color:rgba(15,23,42,.92);
      padding:10px 14px;
      border-radius:12px;
      font-size:13px;
      display:inline-flex; align-items:center; gap:10px;
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
      box-shadow: 0 8px 20px rgba(2,8,23,.05);
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(2,8,23,.10);
      border-color: rgba(91,61,248,.22);
    }
    .btn-primary{
      border-color: rgba(91,61,248,.35);
      background: linear-gradient(135deg, rgba(91,61,248,.96), rgba(0,194,255,.72));
      color:#fff;
      box-shadow: 0 18px 45px rgba(91,61,248,.25);
    }
    .btn-primary:hover{
      border-color: rgba(91,61,248,.55);
      box-shadow: 0 22px 58px rgba(91,61,248,.32);
    }
    .btn .dot{
      width:8px; height:8px; border-radius:99px;
      background: rgba(255,255,255,.85);
      box-shadow: 0 0 0 6px rgba(255,255,255,.15);
    }
    .btn-primary .dot{
      background: rgba(255,255,255,.92);
      box-shadow: 0 0 0 6px rgba(255,255,255,.18), 0 0 24px rgba(0,194,255,.35);
    }

    .hamburger{
      display:none;
      border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background:#fff;
      padding:10px 12px;
      cursor:pointer;
      transition: box-shadow .25s var(--ease), transform .25s var(--ease);
      box-shadow: 0 8px 20px rgba(2,8,23,.05);
    }
    .hamburger:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(2,8,23,.10);
    }
    .hamburger span{
      display:block; width:18px; height:2px; background:rgba(15,23,42,.75);
      margin:4px 0; border-radius:999px;
    }

    /* mobile menu */
    .mobile-menu{
      display:none;
      border-top:1px solid rgba(15,23,42,.08);
      padding:10px 0 14px;
    }
    .mobile-menu .m-links{
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-menu a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.08);
      background:#fff;
      color:rgba(15,23,42,.88);
      font-size:13px;
    }
    .mobile-menu a:active{ transform: scale(.99); }

    /* hero */
    .hero{
      position:relative;
      padding:46px 0 28px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:22px;
      align-items:stretch;
      position:relative;
    }
    .hero-left{
      border-radius: var(--radius3);
      border: 1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(900px 420px at 8% 0%, rgba(91,61,248,.16), transparent 55%),
        radial-gradient(700px 360px at 95% 20%, rgba(0,194,255,.14), transparent 52%),
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.78));
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
      padding:28px;
      min-height: 330px;
    }
    .hero-left::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(90deg, rgba(91,61,248,.0), rgba(91,61,248,.18), rgba(0,194,255,.16), rgba(91,61,248,.0)),
        radial-gradient(600px 200px at 50% 0%, rgba(91,61,248,.16), transparent 55%);
      opacity:.8;
      pointer-events:none;
      mask-image: radial-gradient(closest-side at 20% 25%, rgba(0,0,0,1), rgba(0,0,0,0));
    }
    .hero-badge-row{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      position:relative;
      z-index:1;
      margin-bottom:14px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius: 999px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.85);
      box-shadow: 0 10px 25px rgba(2,8,23,.06);
      font-size:12.5px;
      color:rgba(15,23,42,.86);
      white-space:nowrap;
    }
    .badge .chip{
      width:22px; height:22px; border-radius:8px;
      background: linear-gradient(135deg, rgba(91,61,248,.95), rgba(0,194,255,.70));
      box-shadow: 0 14px 36px rgba(91,61,248,.22);
      position:relative;
    }
    .badge .chip::after{
      content:"";
      position:absolute; inset:6px;
      border-radius:6px;
      background: rgba(255,255,255,.92);
      transform: rotate(18deg);
      opacity:.9;
    }

    h1{
      margin: 8px 0 10px;
      font-size: clamp(26px, 3.1vw, 42px);
      letter-spacing: -0.02em;
      line-height:1.12;
      position:relative;
      z-index:1;
    }
    .hero-lead{
      margin: 0 0 18px;
      color: rgba(15,23,42,.78);
      font-size: 15.5px;
      line-height: 1.7;
      position:relative;
      z-index:1;
      max-width: 58ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      position:relative;
      z-index:1;
      margin-top: 8px;
      align-items:center;
    }
    .mini-meta{
      display:flex; gap:18px; flex-wrap:wrap;
      margin-top: 18px;
      position:relative;
      z-index:1;
    }
    .mini-meta .m{
      display:flex; flex-direction:column; gap:6px;
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
      min-width: 160px;
    }
    .m .k{
      font-size:12px; color:var(--muted2);
    }
    .m .v{
      font-weight:840; letter-spacing:.2px;
      font-size:14px;
    }
    .pulse{
      width:10px; height:10px; border-radius:99px;
      background: rgba(0,194,255,.9);
      box-shadow: 0 0 0 0 rgba(0,194,255,.35);
      animation: pulse 1.8s var(--ease) infinite;
      margin-right:8px;
    }
    @keyframes pulse{
      0%{ box-shadow: 0 0 0 0 rgba(0,194,255,.35); }
      70%{ box-shadow: 0 0 0 14px rgba(0,194,255,.0); }
      100%{ box-shadow: 0 0 0 0 rgba(0,194,255,.0); }
    }

    .hero-right{
      border-radius: var(--radius3);
      border:1px solid rgba(15,23,42,.08);
      background:
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.70));
      box-shadow: var(--shadow);
      padding:18px;
      position:relative;
      overflow:hidden;
      min-height: 330px;
    }
    .hero-right::after{
      content:"";
      position:absolute; right:-60px; top:-60px;
      width:220px; height:220px;
      background:
        radial-gradient(circle at 30% 30%, rgba(0,194,255,.25), transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(91,61,248,.30), transparent 60%);
      filter: blur(2px);
      opacity:.9;
      pointer-events:none;
      transform: rotate(12deg);
    }
    .kpi-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .kpi{
      padding:14px 14px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.82);
      box-shadow: 0 10px 22px rgba(2,8,23,.05);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease);
    }
    .kpi:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 36px rgba(2,8,23,.10);
    }
    .kpi .t{
      font-size:12.5px; color:var(--muted2);
      margin-bottom:10px;
      display:flex; align-items:center; gap:10px;
    }
    .kpi .ic{
      width:26px; height:26px;
      border-radius:10px;
      background:
        radial-gradient(circle at 25% 25%, rgba(255,255,255,.7), transparent 45%),
        linear-gradient(135deg, rgba(91,61,248,.95), rgba(0,194,255,.65));
      box-shadow: 0 14px 36px rgba(91,61,248,.22);
      border:1px solid rgba(255,255,255,.35);
    }
    .kpi .n{
      font-weight:900;
      font-size:20px;
      letter-spacing:-.02em;
    }
    .kpi .s{
      margin-top:6px;
      font-size:12.5px;
      color:rgba(15,23,42,.70);
      line-height:1.45;
    }

    .hero-mini-panels{
      position:relative;
      z-index:1;
      margin-top:12px;
      display:grid;
      gap:12px;
    }
    .panel{
      padding:14px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.76);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
    }
    .panel .p-title{
      font-weight:850;
      font-size:13.5px;
      margin-bottom:8px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .tag{
      font-size:12px;
      padding:6px 10px;
      border-radius: 999px;
      background: rgba(91,61,248,.08);
      border:1px solid rgba(91,61,248,.18);
      color: rgba(91,61,248,.98);
      white-space:nowrap;
    }
    .panel ul{
      margin:0;
      padding-left:18px;
      color: rgba(15,23,42,.78);
      font-size:13px;
      line-height:1.7;
    }

    /* sections */
    section{
      padding: 26px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between;
      gap:16px;
      margin-bottom:14px;
    }
    .section-title{
      display:flex; flex-direction:column; gap:8px;
    }
    h2{
      margin:0;
      font-size: 22px;
      letter-spacing:-.01em;
    }
    .section-desc{
      margin:0;
      color: rgba(15,23,42,.72);
      line-height:1.7;
      font-size:14.5px;
      max-width: 70ch;
    }

    .section-pill{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .pill{
      border-radius:999px;
      padding:9px 12px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.72);
      color: rgba(15,23,42,.78);
      font-size:12.5px;
      white-space:nowrap;
    }
    .pill strong{ color: rgba(15,23,42,.92); font-weight:900; }

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

    /* cards */
    .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{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 25px rgba(2,8,23,.05);
      padding:16px;
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(2,8,23,.10);
      border-color: rgba(91,61,248,.22);
    }
    .card .ct{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .icon{
      width:40px; height:40px; border-radius:14px;
      background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.75), transparent 45%),
        linear-gradient(135deg, rgba(91,61,248,.96), rgba(0,194,255,.70));
      border:1px solid rgba(255,255,255,.35);
      box-shadow: 0 18px 46px rgba(91,61,248,.25);
      display:flex; align-items:center; justify-content:center;
      color:#fff;
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .icon::after{
      content:"";
      position:absolute; inset:-40%;
      background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.30), transparent 60%);
      transform: translateX(-30%) rotate(10deg);
      opacity:.6;
      transition: transform .5s var(--ease);
    }
    .card:hover .icon::after{ transform: translateX(30%) rotate(10deg); opacity:.85; }
    .card h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:-.01em;
    }
    .card p{
      margin:8px 0 0;
      color: rgba(15,23,42,.72);
      line-height:1.7;
      font-size:13.8px;
    }
    .list-inline{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .list-inline li{
      font-size:12.2px;
      color: rgba(15,23,42,.78);
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
      padding:7px 10px;
      border-radius:999px;
      white-space:nowrap;
    }

    /* process */
    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:14px;
    }
    .step{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.72));
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
      position:relative;
      overflow:hidden;
    }
    .step::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(420px 140px at 20% 0%, rgba(91,61,248,.18), transparent 60%),
        radial-gradient(420px 140px at 85% 25%, rgba(0,194,255,.14), transparent 55%);
      opacity:.85;
      pointer-events:none;
    }
    .step .num{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      box-shadow: 0 12px 25px rgba(2,8,23,.06);
      position:relative;
      z-index:1;
    }
    .step h3{
      margin:12px 0 8px;
      font-size:15.5px;
      letter-spacing:-.01em;
      position:relative;
      z-index:1;
    }
    .step p{
      margin:0;
      color: rgba(15,23,42,.72);
      line-height:1.7;
      font-size:13.8px;
      position:relative;
      z-index:1;
    }

    /* compare */
    .compare-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(900px 340px at 10% 0%, rgba(91,61,248,.12), transparent 55%),
        radial-gradient(760px 320px at 90% 10%, rgba(0,194,255,.10), transparent 55%),
        rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      padding:18px 18px 10px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .rating{
      display:flex; gap:12px; align-items:center;
    }
    .stars{
      display:flex; gap:4px;
      color: #f59e0b;
      font-size:18px;
      letter-spacing:.2px;
    }
    .score{
      display:flex; flex-direction:column; gap:6px;
    }
    .score .s1{
      font-weight:950; font-size:28px; letter-spacing:-.02em;
      line-height:1;
    }
    .score .s2{
      color: rgba(15,23,42,.72);
      font-size:13px;
      line-height:1.3;
      margin-top:-2px;
    }

    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:auto;
      display:block;
    }
    table{
      width:100%;
      min-width: 760px;
      border-collapse:separate;
      border-spacing:0;
    }
    th, td{
      padding:14px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
      text-align:left;
      font-size:13.8px;
      color: rgba(15,23,42,.82);
      line-height:1.55;
    }
    th{
      background: rgba(255,255,255,.85);
      position:sticky;
      top:0;
      z-index:1;
      border-bottom:1px solid rgba(15,23,42,.10);
      color: rgba(15,23,42,.95);
      font-weight:900;
    }
    tr:last-child td{ border-bottom:none; }
    .best{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      background: rgba(34,197,94,.10);
      border:1px solid rgba(34,197,94,.22);
      color: rgba(21,128,61,.95);
      font-weight:900;
      white-space:nowrap;
    }
    .ok{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      background: rgba(0,194,255,.10);
      border:1px solid rgba(0,194,255,.22);
      color: rgba(8,145,178,.95);
      font-weight:900;
      white-space:nowrap;
    }

    /* timeline */
    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .time-card{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
    }
    .time-card h3{
      margin:0 0 10px;
      font-size:15.5px;
      letter-spacing:-.01em;
    }
    .timeline-steps{
      display:flex; flex-direction:column; gap:10px;
    }
    .titem{
      display:flex; gap:12px; align-items:flex-start;
      padding:10px 10px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.74);
    }
    .titem .b{
      width:32px; height:32px; border-radius:12px;
      background: linear-gradient(135deg, rgba(91,61,248,.96), rgba(0,194,255,.70));
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:900;
      box-shadow: 0 18px 46px rgba(91,61,248,.25);
      flex:0 0 auto;
    }
    .titem .tt{
      display:flex; flex-direction:column; gap:6px;
    }
    .titem .tt .k{
      font-weight:900; font-size:13.8px;
    }
    .titem .tt .d{
      color: rgba(15,23,42,.72);
      font-size:13.2px; line-height:1.6;
    }

    /* testimonials */
    .quote-grid{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .quote{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(420px 160px at 10% 0%, rgba(91,61,248,.14), transparent 60%),
        rgba(255,255,255,.78);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .quote::after{
      content:"";
      position:absolute; right:-30px; top:-30px;
      width:110px; height:110px;
      border-radius: 26px;
      background:
        radial-gradient(circle at 30% 30%, rgba(0,194,255,.25), transparent 60%),
        radial-gradient(circle at 70% 70%, rgba(91,61,248,.25), transparent 60%);
      opacity:.9;
      transform: rotate(16deg);
      pointer-events:none;
    }
    .quote .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      position:relative; z-index:1;
    }
    .who{
      display:flex; align-items:center; gap:10px;
    }
    .avatar{
      width:38px; height:38px; border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color: rgba(91,61,248,.98);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
    }
    .who .name{
      font-weight:950; font-size:13.8px;
      line-height:1.2;
    }
    .who .role{
      color: rgba(15,23,42,.70);
      font-size:12.6px;
      margin-top:3px;
      line-height:1.1;
    }
    .stars2{
      color:#f59e0b;
      font-size:14px;
      letter-spacing:.2px;
      position:relative; z-index:1;
    }
    .quote p{
      margin:12px 0 0;
      color: rgba(15,23,42,.78);
      line-height:1.75;
      font-size:13.8px;
      position:relative; z-index:1;
    }

    /* articles */
    .article-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:stretch;
    }
    .article-card{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(720px 240px at 10% 0%, rgba(91,61,248,.14), transparent 60%),
        rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .article-card .head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .article-card .head h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.01em;
    }
    .article-card .head .sub{
      color: rgba(15,23,42,.72);
      font-size:13px;
      line-height:1.6;
      margin-top:6px;
    }
    .article-list{
      display:grid; gap:10px;
      margin-top:12px;
      position:relative; z-index:1;
    }
    .article-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      padding:12px;
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.74);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .article-item:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 32px rgba(2,8,23,.10);
      border-color: rgba(91,61,248,.22);
    }
    .ai-link{
      display:flex; flex-direction:column; gap:6px;
      min-width: 0;
    }
    .ai-link strong{
      font-size:13.8px;
      line-height:1.35;
    }
    .ai-link span{
      color: rgba(15,23,42,.70);
      font-size:12.8px;
      line-height:1.4;
      overflow:hidden;
      text-overflow:ellipsis;
      white-space:nowrap;
      max-width: 62ch;
    }
    .arrow{
      width:34px; height:34px;
      border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.78);
      flex:0 0 auto;
    }

    /* pricing tokens */
    .token-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .price{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(520px 200px at 20% 0%, rgba(0,194,255,.14), transparent 60%),
        rgba(255,255,255,.78);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .price .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:8px;
    }
    .price .top h3{
      margin:0; font-size:15.5px;
    }
    .price .val{
      font-weight:950;
      font-size:24px;
      letter-spacing:-.02em;
      margin-top:8px;
    }
    .price .hint{
      color: rgba(15,23,42,.72);
      font-size:13px;
      line-height:1.7;
      margin-top:8px;
    }
    .price .bul{
      margin:12px 0 0;
      padding-left:18px;
      color: rgba(15,23,42,.78);
      font-size:13.3px;
      line-height:1.65;
    }

    /* forms */
    .form-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(920px 320px at 0% 0%, rgba(91,61,248,.14), transparent 55%),
        radial-gradient(780px 260px at 100% 10%, rgba(0,194,255,.12), transparent 55%),
        rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:18px;
      overflow:hidden;
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .field{
      display:flex; flex-direction:column; gap:8px;
    }
    .field label{
      font-size:13px;
      color: rgba(15,23,42,.82);
      font-weight:850;
    }
    .control{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      border-radius: 14px;
      padding:12px 12px;
      outline:none;
      transition: box-shadow .25s var(--ease), border-color .25s var(--ease), transform .2s var(--ease);
      color: rgba(15,23,42,.92);
    }
    .control:focus{
      border-color: rgba(91,61,248,.35);
      box-shadow: 0 0 0 4px rgba(99,102,241,.18);
    }
    textarea.control{ min-height: 120px; resize: vertical; }
    .form-actions{
      display:flex; gap:12px; align-items:center; justify-content:space-between;
      margin-top:12px; flex-wrap:wrap;
    }
    .fineprint{
      color: rgba(15,23,42,.68);
      font-size:12.8px;
      line-height:1.6;
      max-width: 60ch;
    }

    /* faq */
    .faq-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .faq-item{
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .faq-item:last-child{ border-bottom:none; }
    details.faq{
      padding: 0;
    }
    details.faq > summary{
      list-style:none;
      cursor:pointer;
      display:flex; align-items:center; justify-content:space-between; gap:14px;
      padding:16px 16px;
      font-weight:900;
      color: rgba(15,23,42,.92);
      font-size:14.3px;
      user-select:none;
      background:
        radial-gradient(620px 180px at 10% 0%, rgba(91,61,248,.10), transparent 58%),
        rgba(255,255,255,.0);
      outline:none;
    }
    details.faq > summary::-webkit-details-marker{ display:none; }
    .sum-right{
      display:flex; align-items:center; gap:10px;
      color: rgba(15,23,42,.70);
      font-weight:800;
      font-size:12.8px;
      white-space:nowrap;
    }
    .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.72);
      display:flex; align-items:center; justify-content:center;
      transition: transform .3s var(--ease);
      flex:0 0 auto;
    }
    details[open] .chev{ transform: rotate(180deg); }
    .faq-content{
      padding: 0 16px 16px 16px;
      color: rgba(15,23,42,.74);
      line-height:1.75;
      font-size:13.8px;
    }

    /* tag cloud */
    .tagcloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .tagcloud a{
      border-radius:999px;
      padding:9px 12px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.72);
      font-size:12.8px;
      color: rgba(15,23,42,.78);
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .tagcloud a:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 32px rgba(2,8,23,.10);
      border-color: rgba(91,61,248,.22);
    }

    /* footer */
    footer{
      padding: 18px 0 26px;
      border-top:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(920px 320px at 0% 0%, rgba(91,61,248,.10), transparent 55%),
        radial-gradient(720px 240px at 100% 10%, rgba(0,194,255,.08), transparent 55%),
        rgba(255,255,255,.68);
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.1fr .9fr;
      gap:14px; align-items:start;
    }
    .foot-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 25px rgba(2,8,23,.05);
      padding:16px;
    }
    .foot-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:10px;
    }
    .foot-title{
      display:flex; flex-direction:column; gap:6px;
    }
    .foot-title strong{
      font-size:15.5px; letter-spacing:-.01em;
    }
    .foot-title span{
      color: rgba(15,23,42,.72);
      font-size:13.2px; line-height:1.6;
      max-width: 62ch;
    }
    .qr-wrap{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.74);
    }
    .qr-wrap img{
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      object-fit:cover;
      background:#fff;
    }
    .qr-wrap .qtxt{
      font-size:12.8px; color: rgba(15,23,42,.74);
      line-height:1.3;
      font-weight:850;
      white-space:nowrap;
    }

    .footer-links{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:10px;
    }
    .footer-links a{
      font-size:13.2px;
      color: rgba(15,23,42,.78);
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.72);
      border-radius:14px;
      padding:10px 12px;
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 32px rgba(2,8,23,.10);
      border-color: rgba(91,61,248,.22);
    }

    .foot-bottom{
      margin-top:12px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color: rgba(15,23,42,.66);
      font-size:12.8px;
    }

    /* floating customer */
    .float-cta{
      position:fixed;
      right: 14px;
      bottom: 14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-cta a{
      pointer-events:auto;
    }
    .float-btn{
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(520px 180px at 20% 0%, rgba(91,61,248,.18), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.68));
      box-shadow: 0 18px 45px rgba(2,8,23,.18);
      padding:12px 12px;
      display:flex; align-items:center; gap:10px;
      max-width: 220px;
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .float-btn:hover{
      transform: translateY(-2px);
      box-shadow: 0 24px 60px rgba(2,8,23,.22);
      border-color: rgba(91,61,248,.25);
    }
    .float-btn .b{
      width:38px; height:38px;
      border-radius:14px;
      background: linear-gradient(135deg, rgba(91,61,248,.96), rgba(0,194,255,.70));
      color:#fff;
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      box-shadow: 0 18px 46px rgba(91,61,248,.25);
      border:1px solid rgba(255,255,255,.35);
      flex:0 0 auto;
    }
    .float-btn .t{
      display:flex; flex-direction:column; gap:3px;
      min-width:0;
    }
    .float-btn .t strong{
      font-size:13.6px;
      letter-spacing:-.01em;
    }
    .float-btn .t span{
      color: rgba(15,23,42,.72);
      font-size:12.7px;
      line-height:1.2;
    }

    .to-top{
      width:46px; height:46px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 45px rgba(2,8,23,.16);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
    }
    .to-top:hover{
      transform: translateY(-2px);
      border-color: rgba(91,61,248,.25);
      box-shadow: 0 24px 60px rgba(2,8,23,.22);
    }

    /* responsive */
    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-right{ min-height: unset; }
      .grid-3{ grid-template-columns: 1fr; }
      .grid-2{ grid-template-columns: 1fr; }
      .steps{ grid-template-columns: 1fr; }
      .quote-grid{ grid-template-columns: 1fr; }
      .article-grid{ grid-template-columns: 1fr; }
      .token-grid{ grid-template-columns: 1fr; }
      .timeline{ grid-template-columns: 1fr; }
      .footer-grid{ grid-template-columns: 1fr; }
      .footer-links{ grid-template-columns: 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
      .nav-links{ display:none; }
      .hamburger{ display:block; }
      .mobile-menu{ display:block; }
      .mobile-menu[aria-hidden="true"]{ display:none; }
      .float-cta{ right: 12px; bottom: 12px; }
    }