:root{
      --bg0:#070A12;
      --bg1:#0B1022;
      --panel:#0E1633;
      --card:rgba(255,255,255,.86);
      --card2:rgba(255,255,255,.72);
      --text:#101828;
      --muted:#4B5563;
      --muted2:#6B7280;
      --line:rgba(16,24,40,.12);
      --line2:rgba(255,255,255,.16);
      --brand:#6D28D9;
      --brand2:#14B8A6;
      --brand3:#22C55E;
      --neonA:#7C3AED;
      --neonB:#22D3EE;
      --neonC:#F472B6;
      --shadow: 0 18px 50px rgba(17, 24, 39, .12);
      --shadow2: 0 10px 28px rgba(16, 24, 40, .14);
      --radius:18px;
      --radius2:14px;
      --container:1120px;
      --pad: 18px;
      --focus: 0 0 0 4px rgba(34,211,238,.18);
    }
    *{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, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(1200px 800px at 15% -10%, rgba(124,58,237,.18), transparent 55%),
        radial-gradient(900px 600px at 90% 10%, rgba(34,211,238,.16), transparent 52%),
        radial-gradient(800px 500px at 20% 75%, rgba(244,114,182,.10), transparent 50%),
        linear-gradient(180deg, #F7F9FF 0%, #FFFFFF 40%, #F7FAFF 100%);
      overflow-x:hidden;
    }

    a{color:inherit; text-decoration:none}
    button, input, select, textarea{font:inherit}
    .container{
      width: min(var(--container), calc(100% - 2*var(--pad)));
      margin: 0 auto;
    }

    .skip{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left: var(--pad); top: 12px; width:auto; height:auto; padding:10px 12px;
      background:#111827; color:#fff; border-radius:12px; z-index:9999;
    }

    header{
      position:sticky;
      top:0;
      z-index:1000;
      backdrop-filter: blur(12px);
      background: rgba(247,249,255,.72);
      border-bottom: 1px solid rgba(16,24,40,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding: 12px 0;
      gap: 14px;
    }
    .brand{
      display:flex; align-items:center; gap: 10px; min-width: 190px;
    }
    .ai-page-logo{
      width: 38px;
      height:auto;
      border-radius: 12px;
      box-shadow: 0 8px 22px rgba(124,58,237,.18);
      background: rgba(255,255,255,.7);
      padding: 6px;
    }
    .brand-name{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand-name strong{
      font-size: 14px;
      letter-spacing:.2px;
    }
    .brand-name span{
      font-size: 12px;
      color: var(--muted2);
    }

    nav .nav-links{
      display:flex; align-items:center; gap: 16px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      font-size: 13px;
      color: rgba(16,24,40,.82);
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid transparent;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      border-color: rgba(124,58,237,.22);
      background: rgba(124,58,237,.08);
      transform: translateY(-1px);
    }

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

    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap: 8px;
      border-radius: 12px;
      padding: 10px 14px;
      border: 1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.75);
      color: rgba(16,24,40,.92);
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
      -webkit-tap-highlight-color: transparent;
    }
    .btn:focus{outline:none; box-shadow: var(--focus), 0 10px 22px rgba(16,24,40,.08);}
    .btn:hover{transform: translateY(-1px); box-shadow: 0 18px 34px rgba(16,24,40,.12)}
    .btn.primary{
      border-color: rgba(109,40,217,.28);
      background: linear-gradient(135deg, rgba(124,58,237,.98), rgba(34,211,238,.88));
      color:#fff;
      box-shadow: 0 16px 40px rgba(124,58,237,.22);
      position:relative;
      overflow:hidden;
    }
    .btn.primary:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(500px 120px at 20% 0%, rgba(255,255,255,.35), transparent 52%);
      transform: translateX(-20%);
      opacity:.9;
      pointer-events:none;
      transition: transform .5s ease, opacity .5s ease;
    }
    .btn.primary:hover:before{transform: translateX(0%); opacity:1}
    .btn.small{padding: 9px 12px; border-radius: 12px; font-size: 13px;}
    .btn.ghost{
      background: rgba(255,255,255,.55);
    }
    .btn.icon{
      padding: 10px 12px;
      width: 44px;
      height: 44px;
      border-radius: 14px;
    }

    .hamburger{
      display:none;
    }
    .mobile-drawer{
      display:none;
    }

    .hero{
      padding: 34px 0 18px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 18px;
      align-items:stretch;
    }
    .hero-left{
      border-radius: 24px;
      padding: 26px 22px;
      background:
        radial-gradient(900px 260px at 0% 0%, rgba(124,58,237,.18), transparent 60%),
        radial-gradient(700px 240px at 100% 0%, rgba(34,211,238,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.92) 0%, rgba(255,255,255,.72) 100%);
      border: 1px solid rgba(16,24,40,.10);
      box-shadow: 0 24px 70px rgba(124,58,237,.12);
      position:relative;
      overflow:hidden;
    }
    .hero-left:after{
      content:"";
      position:absolute;
      width: 520px;
      height: 520px;
      border-radius: 999px;
      right: -280px;
      top: -300px;
      background: conic-gradient(from 230deg, rgba(124,58,237,.35), rgba(34,211,238,.30), rgba(244,114,182,.26), rgba(124,58,237,.35));
      filter: blur(18px);
      opacity: .55;
      pointer-events:none;
    }
    .badge-row{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      position:relative; z-index:2;
    }
    .badge{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.64);
      font-size: 13px;
      color: rgba(16,24,40,.86);
    }
    .dot{
      width:10px; height:10px; border-radius:999px;
      background: linear-gradient(135deg, var(--neonA), var(--neonB));
      box-shadow: 0 0 0 4px rgba(124,58,237,.12);
    }
    h1{
      position:relative; z-index:2;
      margin: 16px 0 10px;
      font-size: clamp(26px, 3.2vw, 40px);
      letter-spacing: -0.6px;
      line-height: 1.12;
      color:#0B1220;
    }
    .lead{
      position:relative; z-index:2;
      margin: 0 0 18px;
      color: rgba(16,24,40,.74);
      font-size: 15px;
      line-height: 1.8;
      max-width: 62ch;
    }
    .hero-actions{
      position:relative; z-index:2;
      display:flex; gap: 12px; flex-wrap:wrap;
      margin: 16px 0 14px;
      align-items:center;
    }
    .subtle{
      position:relative; z-index:2;
      display:flex; gap: 14px; flex-wrap:wrap;
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px dashed rgba(16,24,40,.14);
    }
    .subtle .item{
      display:flex; flex-direction:column; gap: 6px;
      min-width: 150px;
    }
    .k{
      font-size: 18px;
      font-weight: 800;
      letter-spacing:-.2px;
      background: linear-gradient(135deg, rgba(124,58,237,.95), rgba(34,211,238,.92));
      -webkit-background-clip:text;
      background-clip:text;
      color: transparent;
    }
    .v{
      font-size: 12.5px;
      color: rgba(16,24,40,.66);
      line-height:1.4;
    }

    .hero-right{
      border-radius: 24px;
      padding: 18px;
      background:
        linear-gradient(180deg, rgba(14,22,51,.96) 0%, rgba(8,12,26,.98) 100%);
      border: 1px solid rgba(255,255,255,.12);
      box-shadow: 0 26px 80px rgba(2,6,23,.38);
      color:#EAF0FF;
      position:relative;
      overflow:hidden;
    }
    .hero-right:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(420px 160px at 20% 0%, rgba(124,58,237,.45), transparent 55%),
        radial-gradient(340px 160px at 100% 20%, rgba(34,211,238,.38), transparent 60%),
        radial-gradient(420px 180px at 0% 90%, rgba(244,114,182,.22), transparent 55%);
      pointer-events:none;
      opacity: .9;
    }
    .hero-right > *{position:relative; z-index:2}
    .panel-title{
      display:flex; justify-content:space-between; align-items:flex-start; gap: 10px;
      margin-bottom: 10px;
    }
    .panel-title h2{
      margin:0;
      font-size: 14px;
      font-weight: 800;
      letter-spacing:.2px;
      color: rgba(234,240,255,.94);
    }
    .panel-title .mini{
      font-size: 12.5px;
      color: rgba(234,240,255,.72);
      line-height:1.4;
      text-align:right;
    }

    .neon-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 10px;
    }
    .data-card{
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.14);
      border-radius: 16px;
      padding: 14px 14px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      min-height: 110px;
    }
    .data-card:hover{
      transform: translateY(-2px);
      background: rgba(255,255,255,.10);
      border-color: rgba(34,211,238,.36);
    }
    .data-top{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .chip{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.08);
      font-size: 12.5px;
      color: rgba(234,240,255,.86);
      white-space:nowrap;
    }
    .spark{
      width: 10px; height: 10px; border-radius: 999px;
      background: linear-gradient(135deg, var(--neonB), var(--neonA));
      box-shadow: 0 0 0 4px rgba(34,211,238,.16);
    }
    .big{
      font-size: 24px;
      font-weight: 900;
      letter-spacing: -0.4px;
      line-height: 1.1;
      margin:0;
    }
    .desc{
      margin: 6px 0 0;
      font-size: 12.8px;
      line-height: 1.55;
      color: rgba(234,240,255,.74);
    }
    .hero-right .quick{
      margin-top: 12px;
      padding-top: 12px;
      border-top: 1px solid rgba(255,255,255,.14);
      display:flex;
      gap: 12px;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
    }
    .quick .qtext{
      font-size: 12.5px;
      color: rgba(234,240,255,.75);
      line-height:1.4;
      max-width: 20ch;
    }
    .quick .btn.primary{
      background: linear-gradient(135deg, rgba(34,211,238,.95), rgba(124,58,237,.92));
      box-shadow: 0 18px 44px rgba(34,211,238,.16);
    }

    section{
      padding: 34px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap: 18px;
      margin-bottom: 16px;
    }
    .section-head h2{
      margin:0;
      font-size: 20px;
      letter-spacing:-.3px;
      color:#0B1220;
    }
    .section-head p{
      margin:0;
      color: rgba(16,24,40,.66);
      line-height:1.6;
      font-size: 14px;
      max-width: 62ch;
    }

    .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(16,24,40,.10);
      border-radius: var(--radius);
      padding: 16px;
      box-shadow: 0 14px 40px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(124,58,237,.20);
      box-shadow: 0 24px 60px rgba(16,24,40,.10);
    }
    .card h3{
      margin: 10px 0 8px;
      font-size: 15.5px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color: rgba(16,24,40,.68);
      line-height:1.7;
      font-size: 13.8px;
    }
    .iconbox{
      width: 42px; height: 42px;
      border-radius: 16px;
      display:flex; align-items:center; justify-content:center;
      background:
        radial-gradient(26px 20px at 30% 20%, rgba(255,255,255,.75), transparent 60%),
        linear-gradient(135deg, rgba(124,58,237,.95), rgba(34,211,238,.85));
      box-shadow: 0 18px 40px rgba(124,58,237,.20);
      border: 1px solid rgba(255,255,255,.35);
    }
    .iconbox svg{width: 20px; height: 20px; fill: #fff}
    .muted-note{
      color: rgba(16,24,40,.62);
      font-size: 12.8px;
      line-height:1.55;
      margin-top: 8px;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .step{
      padding: 16px;
      border-radius: 18px;
      background: linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
      border: 1px solid rgba(16,24,40,.10);
      box-shadow: 0 18px 50px rgba(16,24,40,.06);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute;
      inset:-40px -40px auto auto;
      width: 120px; height: 120px;
      border-radius: 999px;
      background: radial-gradient(circle at 30% 30%, rgba(124,58,237,.24), transparent 60%);
      opacity: .9;
      pointer-events:none;
    }
    .step .n{
      display:inline-flex; align-items:center; justify-content:center;
      width: 34px; height: 34px;
      border-radius: 14px;
      background: rgba(124,58,237,.10);
      border: 1px solid rgba(124,58,237,.22);
      color: rgba(91,33,182,.95);
      font-weight: 900;
      letter-spacing:-.2px;
      position:relative;
      z-index:1;
    }
    .step h3{
      margin: 12px 0 8px;
      font-size: 15.2px;
      position:relative;
      z-index:1;
    }
    .step p{
      margin:0;
      color: rgba(16,24,40,.66);
      font-size: 13.7px;
      line-height:1.7;
      position:relative;
      z-index:1;
    }
    .compare{
      border-radius: 22px;
      overflow:hidden;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 20px 60px rgba(16,24,40,.08);
    }
    .compare-head{
      padding: 16px;
      border-bottom: 1px solid rgba(16,24,40,.10);
      background:
        radial-gradient(700px 180px at 0% 0%, rgba(124,58,237,.16), transparent 55%),
        radial-gradient(600px 180px at 100% 0%, rgba(34,211,238,.14), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.74));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 14px;
      flex-wrap:wrap;
    }
    .stars{
      display:flex; align-items:center; gap: 8px; flex-wrap:wrap;
    }
    .star-row{
      display:flex; gap: 6px; align-items:center;
    }
    .star{
      width: 16px; height: 16px;
      fill: rgba(245,158,11,.95);
      filter: drop-shadow(0 8px 16px rgba(245,158,11,.16));
    }
    .score{
      display:flex; flex-direction:column; gap: 2px;
      padding: 8px 12px;
      border-radius: 14px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.7);
      min-width: 165px;
    }
    .score strong{font-size: 20px; letter-spacing:-.3px}
    .score span{font-size: 12.6px; color: rgba(16,24,40,.62)}
    .compare table{
      width:100%;
      border-collapse: collapse;
      font-size: 13.8px;
    }
    .compare th, .compare td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(16,24,40,.08);
      vertical-align: top;
    }
    .compare th{
      background: rgba(255,255,255,.86);
      font-weight: 900;
      color: rgba(16,24,40,.88);
      text-align:left;
      white-space:nowrap;
    }
    .compare td{
      color: rgba(16,24,40,.72);
      line-height:1.6;
    }
    .tag{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.72);
      font-size: 12.5px;
      color: rgba(16,24,40,.72);
      margin-right: 8px;
      margin-bottom: 8px;
    }
    .tag strong{color: rgba(16,24,40,.9)}
    .good{
      color: rgba(21,128,61,.95);
      font-weight: 900;
      white-space:nowrap;
    }
    .mid{
      color: rgba(217,119,6,.95);
      font-weight: 900;
      white-space:nowrap;
    }
    .poor{
      color: rgba(220,38,38,.92);
      font-weight: 900;
      white-space:nowrap;
    }

    .list{
      margin:0; padding:0; list-style:none;
      display:flex; flex-direction:column; gap: 10px;
    }
    .list li{
      display:flex; align-items:flex-start; gap: 10px;
      padding: 12px;
      border-radius: 16px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.74);
    }
    .tick{
      width: 22px; height: 22px;
      border-radius: 10px;
      background: rgba(34,211,238,.12);
      border: 1px solid rgba(34,211,238,.25);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      margin-top: 2px;
    }
    .tick svg{width: 13px; height: 13px; fill: rgba(13,148,136,.95)}
    .list .t{
      font-weight: 900;
      margin-bottom: 4px;
      color: rgba(16,24,40,.9);
      font-size: 13.8px;
    }
    .list .d{
      margin:0;
      color: rgba(16,24,40,.66);
      line-height:1.7;
      font-size: 13.4px;
    }

    .tabs-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items:start;
    }

    .gallery{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
    }
    .case{
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 16px 46px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .case:hover{
      transform: translateY(-2px);
      border-color: rgba(124,58,237,.22);
      box-shadow: 0 26px 70px rgba(16,24,40,.10);
    }
    .case .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .pill{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.72);
      font-size: 12.5px;
      color: rgba(16,24,40,.70);
      white-space:nowrap;
    }
    .case h3{
      margin: 6px 0 8px;
      font-size: 15.2px;
      letter-spacing:-.2px;
    }
    .case p{
      margin:0;
      color: rgba(16,24,40,.66);
      line-height:1.7;
      font-size: 13.6px;
    }
    .case .meta{
      display:flex; flex-wrap:wrap; gap: 8px; margin-top: 10px;
    }

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .article{
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.74);
      transition: transform .18s ease, border-color .18s ease;
    }
    .article:hover{
      transform: translateY(-2px);
      border-color: rgba(34,211,238,.24);
    }
    .article a{
      display:block;
    }
    .article .row{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
    }
    .article h3{
      margin: 10px 0 6px;
      font-size: 15.3px;
      letter-spacing:-.2px;
    }
    .article p{
      margin:0;
      color: rgba(16,24,40,.66);
      line-height:1.7;
      font-size: 13.5px;
    }
    .kbd{
      font-size: 12px;
      color: rgba(16,24,40,.72);
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.7);
      padding: 6px 10px;
      border-radius: 999px;
      white-space:nowrap;
      margin-left:auto;
    }

    .pricing{
      display:flex;
      gap: 12px;
      flex-wrap:wrap;
      align-items:stretch;
    }
    .price-card{
      flex: 1 1 240px;
      padding: 16px;
      border-radius: 20px;
      background:
        radial-gradient(420px 140px at 0% 0%, rgba(124,58,237,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
      border: 1px solid rgba(16,24,40,.10);
      box-shadow: 0 18px 50px rgba(16,24,40,.06);
      position:relative;
      overflow:hidden;
    }
    .price-card:after{
      content:"";
      position:absolute;
      right:-60px; top:-60px;
      width:140px; height:140px;
      border-radius:999px;
      background: radial-gradient(circle at 30% 30%, rgba(34,211,238,.18), transparent 60%);
      pointer-events:none;
    }
    .price-card > *{position:relative; z-index:1}
    .price-card h3{margin: 10px 0 8px; font-size: 15.6px}
    .price-card p{margin:0; color: rgba(16,24,40,.66); line-height:1.7; font-size: 13.6px}
    .price-list{
      margin: 12px 0 0;
      padding:0; list-style:none;
      display:flex; flex-direction:column; gap: 10px;
    }
    .price-list li{
      display:flex; justify-content:space-between; gap: 10px; align-items:baseline;
      padding: 10px 12px;
      background: rgba(255,255,255,.7);
      border: 1px solid rgba(16,24,40,.10);
      border-radius: 16px;
    }
    .price-list strong{font-size: 13.2px}
    .price-list span{color: rgba(16,24,40,.62); font-size: 12.8px}

    .faq-wrap{
      border-radius: 22px;
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(16,24,40,.10);
      box-shadow: 0 20px 60px rgba(16,24,40,.08);
      overflow:hidden;
    }
    details.faq{
      border-bottom: 1px solid rgba(16,24,40,.08);
      padding: 0;
    }
    details.faq:last-child{border-bottom:none}
    summary{
      list-style:none;
      cursor:pointer;
      padding: 14px 16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .faq-q{
      font-weight: 900;
      color: rgba(16,24,40,.90);
      font-size: 14.2px;
      line-height:1.4;
    }
    .chev{
      width: 34px; height: 34px;
      border-radius: 14px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.72);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      transition: transform .2s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .faq-a{
      padding: 0 16px 16px;
      color: rgba(16,24,40,.68);
      line-height:1.75;
      font-size: 13.8px;
    }
    .faq-a a{color: rgba(109,40,217,.95); text-decoration: underline; text-underline-offset: 3px}

    .testimonials{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .review{
      padding: 16px;
      border-radius: 20px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 50px rgba(16,24,40,.06);
      display:flex;
      flex-direction:column;
      gap: 10px;
      min-height: 220px;
    }
    .review .who{
      display:flex; align-items:center; gap: 10px;
    }
    .avatar{
      width: 42px; height: 42px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(124,58,237,.18), rgba(34,211,238,.16));
      border: 1px solid rgba(16,24,40,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight: 900;
      color: rgba(109,40,217,.95);
    }
    .who strong{font-size: 14px}
    .who span{
      display:block;
      font-size: 12.5px;
      color: rgba(16,24,40,.62);
      margin-top: 2px;
      line-height:1.2;
    }
    .review .text{
      color: rgba(16,24,40,.70);
      line-height:1.75;
      font-size: 13.7px;
      margin:0;
    }
    .review .bottom{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      padding-top: 10px;
      border-top: 1px dashed rgba(16,24,40,.14);
    }
    .review .metric{
      font-size: 12.6px;
      color: rgba(16,24,40,.64);
      line-height:1.4;
    }

    .form-card{
      border-radius: 24px;
      border: 1px solid rgba(16,24,40,.10);
      background:
        radial-gradient(700px 220px at 0% 0%, rgba(124,58,237,.18), transparent 55%),
        radial-gradient(650px 220px at 100% 0%, rgba(34,211,238,.14), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.72));
      box-shadow: 0 26px 70px rgba(16,24,40,.08);
      overflow:hidden;
    }
    .form-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 0;
    }
    .form-left{
      padding: 18px;
      border-right: 1px solid rgba(16,24,40,.08);
    }
    .form-right{
      padding: 18px;
      background: rgba(255,255,255,.45);
    }
    .form-left h3{
      margin: 10px 0 6px;
      font-size: 16px;
      letter-spacing:-.2px;
    }
    .form-left p{
      margin:0;
      color: rgba(16,24,40,.66);
      line-height:1.75;
      font-size: 13.7px;
    }
    .form-bullets{
      margin: 14px 0 0;
      padding:0;
      list-style:none;
      display:flex; flex-direction:column; gap: 10px;
    }
    .form-bullets li{
      display:flex; gap: 10px; align-items:flex-start;
      padding: 12px;
      border: 1px solid rgba(16,24,40,.10);
      border-radius: 18px;
      background: rgba(255,255,255,.68);
    }
    .form-bullets .t{
      font-weight: 900;
      margin-bottom: 4px;
      color: rgba(16,24,40,.90);
      font-size: 13.6px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap: 8px;
      margin-bottom: 12px;
    }
    label{
      font-size: 13px;
      color: rgba(16,24,40,.82);
      font-weight: 800;
    }
    input, select, textarea{
      border-radius: 14px;
      border: 1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.88);
      padding: 11px 12px;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, transform .15s ease;
    }
    textarea{min-height: 98px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      box-shadow: var(--focus);
      border-color: rgba(34,211,238,.45);
    }
    .form-actions{
      display:flex; align-items:center; gap: 12px; flex-wrap:wrap;
      margin-top: 6px;
    }
    .fineprint{
      color: rgba(16,24,40,.60);
      font-size: 12.6px;
      line-height:1.6;
      margin:0;
    }

    .network{
      display:grid;
      grid-template-columns: .95fr 1.05fr;
      gap: 14px;
      align-items:start;
    }
    .timeline{
      margin-top: 10px;
      border-radius: 22px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 18px 50px rgba(16,24,40,.06);
      overflow:hidden;
    }
    .timeline .row{
      display:grid;
      grid-template-columns: 140px 1fr;
      gap: 12px;
      padding: 14px 16px;
      border-bottom: 1px solid rgba(16,24,40,.08);
      align-items:start;
    }
    .timeline .row:last-child{border-bottom:none}
    .tleft{
      font-weight: 900;
      color: rgba(16,24,40,.88);
      font-size: 13.4px;
      line-height:1.4;
    }
    .tright{
      color: rgba(16,24,40,.66);
      font-size: 13.5px;
      line-height:1.75;
    }
    .sector{
      display:flex; flex-wrap:wrap; gap: 10px; margin-top: 10px;
    }
    .sector .s{
      flex: 1 1 160px;
      padding: 12px;
      border-radius: 18px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.70);
    }
    .sector .s strong{display:block; font-size: 13.8px; margin-bottom: 6px}
    .sector .s span{color: rgba(16,24,40,.62); font-size: 12.9px; line-height:1.6; display:block}

    footer{
      background: rgba(10,14,28,.98);
      color: rgba(255,255,255,.92);
      border-top: 1px solid rgba(255,255,255,.10);
      padding: 26px 0 18px;
      margin-top: 6px;
    }
    .foot-grid{
      display:grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap: 14px;
      align-items:start;
    }
    .foot-card{
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.05);
      border-radius: 22px;
      padding: 16px;
    }
    .foot-card h3{
      margin:0 0 10px;
      font-size: 14.5px;
      letter-spacing:.2px;
    }
    .foot-card p{
      margin:0;
      color: rgba(255,255,255,.70);
      line-height:1.75;
      font-size: 13.3px;
    }
    .foot-links{
      display:flex; flex-direction:column; gap: 10px;
      margin-top: 10px;
    }
    .foot-links a{
      color: rgba(255,255,255,.86);
      font-size: 13.3px;
      padding: 8px 10px;
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      transition: transform .15s ease, border-color .15s ease;
    }
    .foot-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(34,211,238,.35);
    }
    .foot-bottom{
      margin-top: 14px;
      padding-top: 14px;
      border-top: 1px solid rgba(255,255,255,.10);
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      flex-wrap:wrap;
      color: rgba(255,255,255,.65);
      font-size: 12.6px;
    }
    .friend{
      display:flex; flex-wrap:wrap; gap: 10px; align-items:center;
      justify-content:flex-start;
    }
    .friend a{
      color: rgba(255,255,255,.86);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      padding: 8px 10px;
      border-radius: 999px;
      font-size: 12.8px;
    }

    .float-cs{
      position:fixed;
      right: 14px;
      bottom: 14px;
      z-index: 2000;
      display:flex; flex-direction:column; gap: 10px; align-items:flex-end;
    }
    .cs-btn{
      display:flex; align-items:center; gap: 10px;
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 44px rgba(16,24,40,.16);
      cursor:pointer;
      transition: transform .15s ease;
      -webkit-tap-highlight-color: transparent;
    }
    .cs-btn:hover{transform: translateY(-2px)}
    .cs-btn .b{
      width: 34px; height: 34px; border-radius: 14px;
      background: linear-gradient(135deg, rgba(124,58,237,.95), rgba(34,211,238,.88));
      display:flex; align-items:center; justify-content:center;
      border: 1px solid rgba(255,255,255,.35);
      box-shadow: 0 16px 40px rgba(124,58,237,.18);
    }
    .cs-btn .b svg{width: 16px; height: 16px; fill:#fff}
    .cs-btn .t{
      display:flex; flex-direction:column; line-height:1.2;
    }
    .cs-btn .t strong{font-size: 13.5px}
    .cs-btn .t span{font-size: 12.4px; color: rgba(16,24,40,.62)}
    .cs-pop{
      width: 176px;
      border-radius: 20px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.92);
      box-shadow: 0 28px 80px rgba(16,24,40,.20);
      overflow:hidden;
      transform-origin: bottom right;
      animation: popIn .22s ease both;
    }
    @keyframes popIn{
      from{opacity:0; transform: translateY(10px) scale(.98)}
      to{opacity:1; transform: translateY(0) scale(1)}
    }
    .cs-pop .cs-head{
      padding: 12px 12px 10px;
      border-bottom: 1px solid rgba(16,24,40,.08);
      display:flex; justify-content:space-between; align-items:center;
      gap: 10px;
    }
    .cs-pop .cs-head strong{
      font-size: 13.2px;
      letter-spacing:.1px;
    }
    .cs-pop .close{
      width: 30px; height: 30px; border-radius: 12px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.8);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
    }
    .cs-pop .close svg{width: 14px; height:14px; fill: rgba(16,24,40,.70)}
    .cs-pop .qr{
      padding: 12px;
      display:flex; flex-direction:column; gap: 8px; align-items:center;
      text-align:center;
    }
    .cs-pop img{
      width: 132px;
      height: auto;
      border-radius: 14px;
      border: 1px solid rgba(16,24,40,.10);
      background: #fff;
    }
    .cs-pop .hint{
      font-size: 12.6px;
      color: rgba(16,24,40,.62);
      line-height:1.5;
    }

    .backtop{
      position:fixed;
      left: 14px;
      bottom: 14px;
      z-index: 2000;
      width: 44px; height: 44px;
      border-radius: 16px;
      border: 1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 44px rgba(16,24,40,.16);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, opacity .2s ease;
      opacity: 0;
      pointer-events:none;
    }
    .backtop.show{
      opacity: 1;
      pointer-events:auto;
    }
    .backtop svg{width: 18px; height: 18px; fill: rgba(16,24,40,.70)}

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-right{min-height: unset}
      .grid-3{grid-template-columns: 1fr; }
      .steps{grid-template-columns: 1fr 1fr;}
      .articles{grid-template-columns: 1fr;}
      .testimonials{grid-template-columns: 1fr;}
      .form-wrap{grid-template-columns: 1fr;}
      .form-left{border-right:none; border-bottom: 1px solid rgba(16,24,40,.08)}
      .network{grid-template-columns: 1fr;}
      .timeline .row{grid-template-columns: 1fr}
      .foot-grid{grid-template-columns: 1fr; }
      nav .nav-links{display:none}
      .hamburger{display:inline-flex}
      .mobile-drawer{
        display:block;
        position:fixed;
        inset: 0;
        background: rgba(2,6,23,.44);
        z-index: 1600;
        opacity:0;
        pointer-events:none;
        transition: opacity .18s ease;
      }
      .mobile-drawer.open{opacity:1; pointer-events:auto}
      .drawer-panel{
        position:absolute;
        right: 0;
        top: 0;
        height: 100%;
        width: min(420px, 92vw);
        background: rgba(255,255,255,.96);
        border-left: 1px solid rgba(16,24,40,.10);
        transform: translateX(10px);
        transition: transform .18s ease;
        padding: 14px;
        display:flex; flex-direction:column; gap: 12px;
      }
      .mobile-drawer.open .drawer-panel{transform: translateX(0)}
      .drawer-top{
        display:flex; align-items:center; justify-content:space-between; gap: 12px;
      }
      .drawer-links{
        display:flex; flex-direction:column; gap: 10px;
        padding-top: 6px;
      }
      .drawer-links a{
        padding: 12px 12px;
        border-radius: 18px;
        border: 1px solid rgba(16,24,40,.10);
        background: rgba(255,255,255,.8);
        font-weight: 900;
        font-size: 13.6px;
      }
      .drawer-actions{
        margin-top:auto;
        display:flex; gap: 10px; flex-wrap:wrap;
      }
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .btn, .card, .data-card, .case, .article{transition:none}
      details[open] .chev{transition:none}
    }