:root{
      --bg0:#0b1020;
      --bg1:#070a14;
      --panel: rgba(255,255,255,.06);
      --panel2: rgba(255,255,255,.09);
      --stroke: rgba(255,255,255,.14);
      --stroke2: rgba(255,255,255,.22);
      --text:#eaf0ff;
      --muted: rgba(234,240,255,.72);
      --muted2: rgba(234,240,255,.58);
      --card:#0e1530;
      --white:#fff;
      --brand1:#7c3aed;
      --brand2:#22d3ee;
      --brand3:#f97316;
      --brand4:#60a5fa;
      --ok:#22c55e;
      --warn:#f59e0b;
      --danger:#ef4444;
      --shadow: 0 20px 60px rgba(0,0,0,.35);
      --shadow2: 0 14px 40px rgba(0,0,0,.28);
      --radius-xl: 28px;
      --radius-lg: 18px;
      --radius-md: 14px;
      --radius-sm: 12px;
      --container: 1120px;
      --gap: 16px;
      --focus: 0 0 0 3px rgba(34,211,238,.35), 0 0 0 1px rgba(34,211,238,.55);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, "Helvetica Neue", Helvetica, sans-serif;
      background:
        radial-gradient(1200px 800px at 20% -10%, rgba(124,58,237,.35), transparent 60%),
        radial-gradient(900px 600px at 90% 10%, rgba(34,211,238,.28), transparent 55%),
        radial-gradient(900px 700px at 30% 110%, rgba(249,115,22,.20), transparent 60%),
        linear-gradient(180deg, #060814, #050612 55%, #060814);
      color: var(--text);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    button,input,select,textarea{font:inherit}
    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }
    .skip{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto;
      padding:10px 12px; border-radius:12px;
      background: rgba(0,0,0,.7); border:1px solid rgba(255,255,255,.2);
      z-index:9999;
    }

    header{
      position:sticky; top:0; z-index:80;
      backdrop-filter: blur(10px);
      background: rgba(7,10,20,.58);
      border-bottom: 1px solid rgba(255,255,255,.10);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding: 14px 0;
      gap: 14px;
    }
    .brand{
      display:flex; align-items:center; gap: 12px; min-width: 220px;
    }
    .ai-page-logo{
      width: 44px; height: 44px; object-fit: contain;
      filter: drop-shadow(0 12px 22px rgba(124,58,237,.22));
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.15;
    }
    .brand-title strong{
      font-size: 14px; letter-spacing:.2px;
    }
    .brand-title span{
      font-size: 12px; color: var(--muted);
    }

    .nav{
      display:flex; align-items:center; gap: 14px;
      flex-wrap: wrap;
      justify-content:flex-end;
    }
    .nav a{
      font-size: 13px; color: var(--muted);
      padding: 10px 10px; border-radius: 12px;
      border:1px solid transparent;
      transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
      white-space:nowrap;
    }
    .nav a:hover{
      color: var(--text);
      border-color: rgba(255,255,255,.14);
      background: rgba(255,255,255,.05);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap: 10px;
    }

    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap: 10px;
      border-radius: 14px;
      padding: 11px 14px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.04);
      color: var(--text);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--focus)}
    .btn:hover{transform: translateY(-1px); border-color: rgba(255,255,255,.24); background: rgba(255,255,255,.06)}
    .btn-primary{
      border-color: rgba(34,211,238,.28);
      background:
        radial-gradient(120% 120% at 10% 0%, rgba(34,211,238,.25), transparent 55%),
        radial-gradient(120% 120% at 90% 20%, rgba(124,58,237,.25), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.04));
      box-shadow: 0 18px 45px rgba(124,58,237,.18);
    }
    .btn-primary:hover{box-shadow: 0 24px 70px rgba(124,58,237,.24)}
    .btn-ghost{
      background: rgba(255,255,255,.03);
      border-color: rgba(255,255,255,.12);
    }
    .btn .icon{
      width:18px; height:18px; display:inline-block;
    }

    .hamburger{
      display:none;
      width: 44px; height: 44px;
      border-radius: 14px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.04);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .hamburger:hover{transform: translateY(-1px); border-color: rgba(255,255,255,.24); background: rgba(255,255,255,.06)}
    .hamburger:focus{outline:none; box-shadow: var(--focus)}
    .hamburger svg{opacity:.9}
    .mobile-panel{
      display:none;
      padding: 0 0 16px 0;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap: 8px;
      padding-top: 10px;
    }
    .mobile-panel .mobile-links a{
      padding: 12px 12px;
      border-radius: 14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      color: var(--text);
    }
    .mobile-panel .mobile-cta{
      display:flex; gap: 10px; flex-wrap:wrap;
      margin-top: 12px;
    }

    .hero{
      position:relative;
      padding: 34px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.18fr .82fr;
      gap: 18px;
      align-items:stretch;
      min-height: 520px;
    }
    .hero-left{
      position:relative;
      padding: 26px 24px;
      border-radius: var(--radius-xl);
      overflow:hidden;
      border: 1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(900px 500px at 20% 0%, rgba(124,58,237,.33), transparent 60%),
        radial-gradient(800px 420px at 90% 20%, rgba(34,211,238,.26), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
      box-shadow: var(--shadow);
    }
    .hero-left:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(400px 220px at 30% 10%, rgba(34,211,238,.20), transparent 60%),
        radial-gradient(420px 260px at 80% 40%, rgba(124,58,237,.24), transparent 60%),
        radial-gradient(320px 200px at 30% 95%, rgba(249,115,22,.16), transparent 65%);
      pointer-events:none;
      filter: saturate(1.05);
      opacity:.9;
    }
    .hero-left > *{position:relative; z-index:1}
    .badge-row{
      display:flex; flex-wrap:wrap; gap: 10px; align-items:center;
      margin-bottom: 12px;
    }
    .badge{
      display:inline-flex; align-items:center; gap: 10px;
      padding: 9px 12px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size: 13px;
    }
    .badge .dot{
      width: 10px; height: 10px; border-radius: 99px;
      background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.9), rgba(255,255,255,.2) 30%, rgba(34,211,238,.7) 65%, rgba(124,58,237,.2));
      box-shadow: 0 0 0 4px rgba(34,211,238,.14);
    }

    h1{
      margin: 10px 0 10px;
      font-size: clamp(26px, 3.3vw, 44px);
      line-height: 1.15;
      letter-spacing: .2px;
    }
    .hero-sub{
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
      margin: 0 0 18px;
      max-width: 60ch;
    }
    .hero-actions{
      display:flex; gap: 12px; flex-wrap:wrap;
      margin-top: 18px;
      align-items:center;
    }
    .quick-links{
      display:flex; gap: 10px; flex-wrap:wrap;
      margin-top: 18px;
    }
    .pill{
      display:inline-flex; align-items:center; gap: 10px;
      padding: 9px 12px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: var(--muted);
      font-size: 13px;
      transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
    }
    .pill:hover{transform: translateY(-1px); color: var(--text); background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.22)}
    .hero-right{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(700px 420px at 30% 10%, rgba(96,165,250,.20), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
      box-shadow: var(--shadow2);
      padding: 18px;
      display:flex; flex-direction:column; gap: 12px;
    }
    .mini-title{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      padding: 6px 6px 2px;
    }
    .mini-title strong{
      font-size: 14px; letter-spacing:.2px;
    }
    .mini-title span{
      color: var(--muted2);
      font-size: 12px;
    }
    .stat-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .stat{
      border-radius: 16px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 14px 12px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      position:relative;
      overflow:hidden;
      min-height: 92px;
    }
    .stat:before{
      content:"";
      position:absolute; inset:-1px;
      background: radial-gradient(240px 120px at 20% 10%, rgba(34,211,238,.16), transparent 55%);
      opacity:.8;
      pointer-events:none;
    }
    .stat > *{position:relative; z-index:1}
    .stat:hover{
      transform: translateY(-2px);
      border-color: rgba(255,255,255,.22);
      background: rgba(255,255,255,.05);
    }
    .stat .k{
      font-size: 20px; font-weight: 800; letter-spacing:.3px;
    }
    .stat .v{
      margin-top: 6px;
      color: var(--muted);
      font-size: 12.5px;
      line-height: 1.4;
    }
    .spark-row{
      display:flex; gap: 10px; align-items:stretch;
      margin-top: 2px;
    }
    .spark-card{
      flex:1;
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 14px 12px;
      overflow:hidden;
      position:relative;
      min-height: 132px;
    }
    .spark-card:after{
      content:"";
      position:absolute; right:-40px; top:-50px;
      width: 160px; height: 160px; border-radius: 999px;
      background: radial-gradient(circle at 30% 30%, rgba(124,58,237,.35), transparent 58%);
      filter: blur(2px);
      opacity:.85;
      pointer-events:none;
    }
    .spark-card > *{position:relative; z-index:1}
    .spark-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .spark-head strong{font-size: 14px}
    .tag{
      display:inline-flex; align-items:center; padding: 6px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.04);
      color: var(--muted);
      font-size: 12px;
      white-space:nowrap;
    }
    .list-compact{
      display:flex; flex-direction:column; gap: 8px;
      margin-top: 6px;
    }
    .li{
      display:flex; align-items:flex-start; gap: 10px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.45;
    }
    .li svg{flex:0 0 auto; margin-top: 3px}
    .hero-note{
      margin-top:auto;
      border-top: 1px dashed rgba(255,255,255,.16);
      padding-top: 12px;
      color: var(--muted2);
      font-size: 12.5px;
      line-height: 1.6;
    }

    section{
      padding: 22px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap: 14px;
      margin-bottom: 14px;
    }
    .section-title h2{
      margin:0;
      font-size: 22px;
      letter-spacing:.2px;
      line-height:1.25;
    }
    .section-title p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height: 1.7;
      max-width: 60ch;
    }

    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      align-items:stretch;
    }
    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      align-items:stretch;
    }
    .card{
      border-radius: var(--radius-lg);
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 16px;
      box-shadow: 0 14px 40px rgba(0,0,0,.18);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(255,255,255,.22);
      background: rgba(255,255,255,.05);
    }
    .card h3{
      margin: 8px 0 8px;
      font-size: 16px;
      letter-spacing:.2px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height: 1.75;
    }
    .icon-badge{
      width: 42px; height: 42px; border-radius: 16px;
      border:1px solid rgba(255,255,255,.14);
      background:
        radial-gradient(80% 80% at 30% 10%, rgba(34,211,238,.22), transparent 55%),
        radial-gradient(80% 80% at 80% 40%, rgba(124,58,237,.22), transparent 58%),
        rgba(255,255,255,.03);
      display:flex; align-items:center; justify-content:center;
    }
    .icon-badge svg{opacity:.95}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .step{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 16px 14px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      min-height: 180px;
      display:flex; flex-direction:column;
      gap: 10px;
    }
    .step:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(300px 160px at 15% 10%, rgba(34,211,238,.16), transparent 60%),
        radial-gradient(260px 160px at 80% 20%, rgba(124,58,237,.14), transparent 60%);
      opacity:.8;
      pointer-events:none;
    }
    .step > *{position:relative; z-index:1}
    .step:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .step-num{
      display:flex; align-items:center; justify-content:space-between;
      gap: 10px;
    }
    .step-num .n{
      width: 36px; height: 36px; border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.04);
      font-weight: 900;
      letter-spacing:.3px;
    }
    .step-num .chip{
      color: var(--muted2);
      font-size: 12px;
      padding: 6px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      white-space:nowrap;
    }
    .step h3{margin: 2px 0 0; font-size: 15px}
    .step p{color: var(--muted); font-size: 13.2px; line-height:1.7; margin:0}

    .compare-wrap{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(900px 420px at 10% 0%, rgba(34,211,238,.14), transparent 60%),
        radial-gradient(800px 420px at 90% 15%, rgba(124,58,237,.16), transparent 58%),
        rgba(255,255,255,.02);
      padding: 16px;
      overflow:hidden;
    }
    .compare-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap: 12px;
    }
    .rating-row{
      display:flex; gap: 12px; align-items:stretch; justify-content:space-between;
      flex-wrap:wrap;
    }
    .rating-card{
      flex: 1 1 340px;
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 16px;
      display:flex; gap: 14px; align-items:flex-start; justify-content:space-between;
    }
    .stars{
      display:flex; gap: 6px; align-items:center;
      margin-top: 4px;
    }
    .star{
      width: 18px; height: 18px;
      filter: drop-shadow(0 10px 22px rgba(249,115,22,.10));
    }
    .rating-left h3{
      margin: 0;
      font-size: 16px;
      letter-spacing:.2px;
    }
    .rating-left p{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13.5px;
      line-height: 1.7;
    }
    .score{
      text-align:right;
      min-width: 120px;
    }
    .score strong{
      font-size: 34px;
      letter-spacing:.3px;
      display:block;
      margin-bottom: 2px;
    }
    .score span{
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.4;
      display:block;
    }
    table{
      width: 100%;
      border-collapse: collapse;
      background: rgba(255,255,255,.02);
      border-radius: 18px;
      overflow:hidden;
      border: 1px solid rgba(255,255,255,.10);
    }
    thead th{
      background: rgba(255,255,255,.05);
      color: var(--text);
      font-size: 13px;
      text-align:left;
      padding: 14px 12px;
      border-bottom: 1px solid rgba(255,255,255,.10);
      white-space:nowrap;
    }
    tbody td{
      padding: 13px 12px;
      border-bottom: 1px solid rgba(255,255,255,.08);
      color: var(--muted);
      font-size: 13.2px;
      vertical-align: top;
      line-height: 1.55;
    }
    tbody tr:last-child td{border-bottom:none}
    .th-row{
      display:flex; align-items:center; gap: 10px;
    }
    .pill-score{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      color: var(--text);
      white-space:nowrap;
      font-size: 12.5px;
    }
    .pill-score .badge-dot{
      width: 10px; height: 10px; border-radius: 99px;
      background: linear-gradient(180deg, rgba(34,211,238,.95), rgba(124,58,237,.9));
      box-shadow: 0 0 0 4px rgba(34,211,238,.14);
    }
    .mark{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 6px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: var(--text);
      font-size: 12.5px;
      white-space:nowrap;
    }
    .mark.ok{border-color: rgba(34,197,94,.35); background: rgba(34,197,94,.10)}
    .mark.warn{border-color: rgba(245,158,11,.35); background: rgba(245,158,11,.10)}
    .h-scroll{
      overflow:auto;
      border-radius: 18px;
    }

    .timeline{
      display:flex; flex-direction:column; gap: 10px;
    }
    .t-item{
      display:grid; grid-template-columns: 44px 1fr;
      gap: 12px;
      align-items:start;
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 14px 14px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .t-item:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .t-bullet{
      width: 44px; height: 44px; border-radius: 18px;
      border:1px solid rgba(255,255,255,.14);
      background:
        radial-gradient(80% 80% at 30% 10%, rgba(34,211,238,.22), transparent 55%),
        radial-gradient(80% 80% at 80% 40%, rgba(124,58,237,.20), transparent 58%),
        rgba(255,255,255,.03);
      display:flex; align-items:center; justify-content:center;
      font-weight: 900;
      letter-spacing:.2px;
    }
    .t-body h3{margin: 0; font-size: 15px}
    .t-body p{margin: 8px 0 0; color: var(--muted); font-size: 13.4px; line-height:1.7}

    .tabs{
      display:flex; gap: 10px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .tab{
      padding: 10px 12px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: var(--muted);
      cursor:pointer;
      transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
      font-size: 13px;
      user-select:none;
    }
    .tab:hover{transform: translateY(-1px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05); color: var(--text)}
    .tab[aria-selected="true"]{
      color: var(--text);
      border-color: rgba(34,211,238,.30);
      background:
        radial-gradient(120% 120% at 15% 10%, rgba(34,211,238,.18), transparent 55%),
        radial-gradient(120% 120% at 85% 30%, rgba(124,58,237,.18), transparent 55%),
        rgba(255,255,255,.04);
      box-shadow: 0 16px 40px rgba(34,211,238,.12);
    }

    .choice-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:stretch;
    }
    .choice{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 14px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      display:flex; flex-direction:column; gap: 10px;
      min-height: 190px;
    }
    .choice:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .choice .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
    }
    .choice h3{margin: 0; font-size: 15px}
    .choice .meta{color: var(--muted2); font-size: 12.5px; line-height: 1.5}
    .choice ul{
      margin:0; padding-left: 18px;
      color: var(--muted); font-size: 13.2px; line-height:1.75;
    }
    .choice .actions{
      margin-top:auto;
      display:flex; gap: 10px; flex-wrap:wrap;
    }
    .small-link{
      display:inline-flex; align-items:center; gap: 8px;
      color: var(--text);
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 9px 12px;
      border-radius: 14px;
      font-size: 13px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .small-link:hover{transform: translateY(-1px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .small-link svg{opacity:.9}

    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    details.faq-item{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 12px 12px;
      transition: border-color .18s ease, background .18s ease, transform .18s ease;
      overflow:hidden;
    }
    details.faq-item[open]{border-color: rgba(34,211,238,.30); background: rgba(255,255,255,.05); transform: translateY(-2px)}
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      padding: 2px 2px;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    .q{
      font-weight: 700;
      font-size: 14px;
      letter-spacing:.1px;
      line-height:1.5;
    }
    .chev{
      width: 22px; height: 22px;
      border-radius: 10px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease;
      flex: 0 0 auto;
      margin-top: 1px;
    }
    details[open] .chev{transform: rotate(180deg)}
    .a{
      color: var(--muted);
      font-size: 13.4px;
      line-height: 1.75;
      padding: 10px 2px 2px;
    }

    .comments-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .review{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 14px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      min-height: 190px;
      display:flex; flex-direction:column; gap: 10px;
    }
    .review:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .review .who{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
    }
    .avatar{
      width: 40px; height: 40px;
      border-radius: 16px;
      border:1px solid rgba(255,255,255,.14);
      background:
        radial-gradient(80% 80% at 30% 10%, rgba(34,211,238,.22), transparent 55%),
        radial-gradient(80% 80% at 80% 40%, rgba(124,58,237,.22), transparent 58%),
        rgba(255,255,255,.03);
      display:flex; align-items:center; justify-content:center;
      font-weight: 900;
      letter-spacing:.3px;
    }
    .review .name{
      display:flex; flex-direction:column;
      line-height:1.25;
      gap: 2px;
    }
    .review .name strong{font-size: 14px}
    .review .name span{color: var(--muted2); font-size: 12.5px}
    .review .content{
      margin: 0;
      color: var(--muted);
      font-size: 13.5px;
      line-height: 1.75;
    }
    .review .bottom{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      color: var(--muted2);
      font-size: 12.5px;
    }
    .badge-strong{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: var(--text);
      white-space:nowrap;
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:stretch;
    }
    .case-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(900px 380px at 10% 0%, rgba(34,211,238,.12), transparent 60%),
        rgba(255,255,255,.02);
      padding: 16px;
      display:grid;
      grid-template-columns: 190px 1fr;
      gap: 14px;
      align-items:start;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      overflow:hidden;
      position:relative;
    }
    .case-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(300px 160px at 90% 15%, rgba(124,58,237,.18), transparent 55%);
      pointer-events:none;
      opacity:.85;
    }
    .case-card > *{position:relative; z-index:1}
    .case-card:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .thumb{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(120% 100% at 20% 10%, rgba(34,211,238,.18), transparent 55%),
        radial-gradient(120% 120% at 80% 30%, rgba(124,58,237,.18), transparent 60%),
        rgba(255,255,255,.03);
      padding: 12px;
      min-height: 122px;
      display:flex; flex-direction:column; gap: 10px;
      justify-content:space-between;
    }
    .thumb .t{
      font-size: 12.5px; color: var(--muted2);
      line-height:1.6;
    }
    .thumb .chip{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.04);
      color: var(--text);
      font-size: 12.5px;
      width: fit-content;
    }
    .case-card h3{margin: 2px 0 8px; font-size: 16px}
    .case-card p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height: 1.8;
      max-width: 70ch;
    }
    .case-actions{
      margin-top: 12px;
      display:flex; gap: 10px; flex-wrap:wrap;
    }

    .article-list{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 12px;
      align-items:stretch;
    }
    .article{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 14px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      min-height: 160px;
      display:flex; flex-direction:column; gap: 10px;
    }
    .article:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .article .meta{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      color: var(--muted2);
      font-size: 12.5px;
    }
    .article h3{
      margin: 0;
      font-size: 15px;
      letter-spacing:.15px;
      line-height:1.5;
    }
    .article p{
      margin: 0;
      color: var(--muted);
      font-size: 13.3px;
      line-height:1.75;
    }
    .article .link{
      margin-top:auto;
      display:inline-flex; align-items:center; gap: 8px;
      color: var(--text);
      font-size: 13px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 9px 12px;
      border-radius: 14px;
      width: fit-content;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .article .link:hover{transform: translateY(-1px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .link svg{opacity:.9}

    .form-wrap{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background:
        radial-gradient(900px 420px at 20% 0%, rgba(34,211,238,.12), transparent 60%),
        radial-gradient(700px 360px at 90% 40%, rgba(124,58,237,.12), transparent 58%),
        rgba(255,255,255,.02);
      padding: 16px;
    }
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    .field{
      display:flex; flex-direction:column; gap: 8px;
    }
    .field label{
      color: var(--muted2);
      font-size: 12.8px;
      letter-spacing:.1px;
    }
    .control{
      border-radius: 14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 12px 12px;
      color: var(--text);
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, background .18s ease;
      min-height: 44px;
    }
    .control:focus{
      box-shadow: var(--focus);
      border-color: rgba(34,211,238,.30);
      background: rgba(255,255,255,.05);
    }
    textarea.control{
      min-height: 108px;
      resize: vertical;
    }
    .full{grid-column: 1 / -1}
    .form-foot{
      grid-column: 1 / -1;
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      flex-wrap:wrap;
      margin-top: 2px;
    }
    .form-foot .hint{
      color: var(--muted2);
      font-size: 12.6px;
      line-height: 1.6;
      max-width: 70ch;
    }

    .net-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:stretch;
    }
    .map-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 16px;
      position:relative;
      overflow:hidden;
      min-height: 300px;
    }
    .map-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(600px 280px at 10% 10%, rgba(34,211,238,.12), transparent 60%),
        radial-gradient(560px 280px at 90% 25%, rgba(124,58,237,.12), transparent 58%);
      pointer-events:none;
      opacity:.9;
    }
    .map-card > *{position:relative; z-index:1}
    .map-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin-top: 14px;
    }
    .region{
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 12px 12px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .region:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .region strong{display:block; font-size: 14px}
    .region span{display:block; margin-top: 6px; color: var(--muted); font-size: 13px; line-height:1.6}

    .floating{
      position: fixed;
      right: 16px;
      bottom: 16px;
      z-index: 120;
      display:flex;
      flex-direction:column;
      gap: 10px;
      pointer-events:none;
    }
    .float-btn{
      pointer-events:auto;
      display:flex; align-items:center; justify-content:center; gap: 10px;
      border-radius: 16px;
      padding: 12px 14px;
      border:1px solid rgba(255,255,255,.14);
      background:
        radial-gradient(120% 120% at 10% 0%, rgba(34,211,238,.22), transparent 55%),
        radial-gradient(120% 120% at 90% 20%, rgba(124,58,237,.20), transparent 55%),
        rgba(255,255,255,.04);
      box-shadow: 0 22px 70px rgba(0,0,0,.38);
      cursor:pointer;
      transition: transform .18s ease, border-color .18s ease, background .18s ease, opacity .18s ease;
      color: var(--text);
      user-select:none;
    }
    .float-btn:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.24)}
    .float-btn:focus{outline:none; box-shadow: var(--focus)}
    .float-btn span{font-size: 13px; color: var(--muted)}
    .float-btn strong{font-size: 13.5px}
    .float-qr{
      position:absolute;
      right: 0;
      bottom: 58px;
      width: 220px;
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(7,10,20,.75);
      backdrop-filter: blur(12px);
      box-shadow: 0 28px 85px rgba(0,0,0,.55);
      padding: 12px;
      display:none;
      transform-origin: 90% 100%;
      animation: popIn .18s ease-out;
    }
    @keyframes popIn{
      from{opacity:0; transform: scale(.98) translateY(6px)}
      to{opacity:1; transform: scale(1) translateY(0)}
    }
    .float-qr .qr-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .float-qr .qr-top strong{font-size: 14px}
    .close-x{
      width: 36px; height: 36px;
      border-radius: 14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      color: var(--text);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .close-x:hover{transform: translateY(-1px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.06)}
    .qr-img{
      width: 100%;
      border-radius: 16px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      overflow:hidden;
      display:flex; align-items:center; justify-content:center;
      padding: 8px;
    }
    .qr-img img{max-width:100%; height:auto; display:block}
    .qr-foot{
      margin-top: 10px;
      color: var(--muted2);
      font-size: 12.5px;
      line-height: 1.6;
    }

    footer{
      padding: 18px 0 26px;
      border-top: 1px solid rgba(255,255,255,.10);
      margin-top: 10px;
      background: rgba(7,10,20,.35);
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 16px;
      align-items:start;
    }
    .footer-left{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 16px;
    }
    .footer-left .row{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px; flex-wrap:wrap;
    }
    .footer-left .brandline{
      display:flex; align-items:center; gap: 12px;
    }
    .footer-left .brandline img{
      width: 40px; height: 40px; object-fit:contain;
      border-radius: 14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
    }
    .footer-left h3{
      margin:0;
      font-size: 16px;
      letter-spacing:.2px;
    }
    .footer-left p{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13.3px;
      line-height: 1.75;
      max-width: 70ch;
    }
    .footer-right{
      border-radius: var(--radius-xl);
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      padding: 16px;
      display:flex; flex-direction:column; gap: 10px;
    }
    .footer-links{
      display:flex; flex-direction:column; gap: 8px;
    }
    .footer-links a{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      padding: 12px 12px;
      border-radius: 16px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: var(--text);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      font-size: 13.2px;
    }
    .footer-links a:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22); background: rgba(255,255,255,.05)}
    .footer-links a span{color: var(--muted2); font-size: 12.5px}
    .copyright{
      margin-top: 14px;
      color: var(--muted2);
      font-size: 12.5px;
      line-height: 1.6;
      display:flex; align-items:center; justify-content:space-between; gap: 12px; flex-wrap:wrap;
    }

    .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; min-height:auto}
      .hero-right{order:2}
      .hero-left{order:1}
      .grid-3{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .faq{grid-template-columns: 1fr}
      .comments-grid{grid-template-columns: 1fr}
      .article-list{grid-template-columns: 1fr}
      .choice-grid{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .case-card{grid-template-columns: 1fr}
      .map-card{min-height:auto}
      .net-grid{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
    }
    @media (max-width: 820px){
      .nav{display:none}
      .nav-cta{display:none}
      .hamburger{display:flex}
      .mobile-panel{display:block}
      .mobile-panel[data-open="false"]{display:none}
      .hero-left{padding: 22px 16px}
      form{grid-template-columns: 1fr}
      .stat-grid{grid-template-columns: 1fr 1fr}
      .steps{grid-template-columns: 1fr}
      .case-card{padding: 14px}
      .spark-row{flex-direction:column}
      .floating{right: 12px; bottom: 12px}
      .float-qr{bottom: 64px}
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .float-qr{animation:none}
    }