:root{
      --bg0:#fbf8f3;
      --bg1:#ffffff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6778;
      --muted2:#7a8698;
      --line:rgba(15,23,42,.10);
      --shadow: 0 10px 30px rgba(17,24,39,.08);
      --shadow2: 0 6px 18px rgba(17,24,39,.10);
      --brand1:#2b6cff;
      --brand2:#7c3aed;
      --brand3:#10b981;
      --brand4:#f59e0b;
      --danger:#ef4444;
      --radius:18px;
      --radius2:26px;
      --container: 1120px;
    }

    *{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", "Liberation Sans", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1000px 600px at 18% -10%, rgba(124,58,237,.16), transparent 55%),
        radial-gradient(900px 560px at 85% 5%, rgba(43,108,255,.16), transparent 55%),
        radial-gradient(900px 700px at 70% 55%, rgba(16,185,129,.12), transparent 60%),
        linear-gradient(180deg, var(--bg0), #f7fbff 42%, #ffffff 100%);
    }

    a{color:inherit; text-decoration:none}
    a:hover{opacity:.92}
    button, input, select, textarea{font-family:inherit}
    img{display:block}

    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(251,248,243,.72);
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 240px;
    }
    .brand img{
      width:40px;
      height:40px;
      border-radius:12px;
      box-shadow: 0 10px 24px rgba(124,58,237,.15);
      background:#fff;
      padding:6px;
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-title strong{font-size:15px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted); margin-top:4px}
    .nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex:1;
      justify-content:flex-end;
      min-width: 0;
    }
    .nav a.nav-link{
      font-size:13px;
      color:var(--muted);
      padding:9px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
      white-space:nowrap;
    }
    .nav a.nav-link:hover{
      background: rgba(43,108,255,.06);
      border-color: rgba(43,108,255,.18);
      color:#233a6e;
      transform: translateY(-1px);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:6px;
      flex-shrink:0;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      color:var(--text);
      box-shadow: 0 8px 22px rgba(17,24,39,.06);
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
      font-weight:650;
      font-size:13px;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(17,24,39,.10);
      border-color: rgba(43,108,255,.26);
      background: rgba(255,255,255,.95);
    }
    .btn-primary{
      border-color: rgba(43,108,255,.25);
      background: linear-gradient(135deg, rgba(43,108,255,.98), rgba(124,58,237,.92));
      color:#fff;
      box-shadow: 0 18px 44px rgba(43,108,255,.18);
    }
    .btn-primary:hover{
      border-color: rgba(43,108,255,.35);
      box-shadow: 0 22px 60px rgba(124,58,237,.22);
      background: linear-gradient(135deg, rgba(43,108,255,1), rgba(124,58,237,1));
    }
    .btn-ghost{
      background: rgba(255,255,255,.55);
      border-color: rgba(15,23,42,.10);
      color:var(--text);
    }
    .icon-dot{
      width:10px;height:10px;border-radius:999px;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.3) 30%, rgba(255,255,255,0) 60%),
      linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 10px 26px rgba(43,108,255,.22);
    }

    .mobile-toggle{
      display:none;
    }
    .hamburger{
      width:42px;height:42px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      box-shadow: 0 8px 22px rgba(17,24,39,.06);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .hamburger:hover{transform: translateY(-1px); border-color: rgba(43,108,255,.22); background: rgba(255,255,255,.95)}
    .hamburger svg{opacity:.85}
    .mobile-panel{
      display:none;
      padding:0 0 14px;
    }
    .mobile-panel .panel-inner{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 18px 40px rgba(17,24,39,.08);
      border-radius:18px;
      overflow:hidden;
    }
    .mobile-panel a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:13px 14px;
      border-top:1px solid rgba(15,23,42,.08);
      color:var(--muted);
      font-weight:650;
      font-size:13px;
    }
    .mobile-panel a:first-child{border-top:none}
    .mobile-panel a .chev{
      opacity:.7;
      font-weight:900;
    }

    .hero{
      padding:26px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      position:relative;
      overflow:hidden;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(800px 420px at 10% 0%, rgba(43,108,255,.16), transparent 55%),
        radial-gradient(780px 380px at 75% 10%, rgba(124,58,237,.18), transparent 55%),
        radial-gradient(700px 520px at 55% 85%, rgba(16,185,129,.12), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.76), rgba(255,255,255,.92));
      box-shadow: var(--shadow);
      padding:26px 24px;
      min-height: 340px;
    }
    .hero-eyebrow{
      display:flex;
      align-items:center;
      gap:10px;
      color: var(--muted);
      font-weight:700;
      font-size:13px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      box-shadow: 0 10px 24px rgba(17,24,39,.06);
    }
    .hero h1{
      margin:14px 0 10px;
      font-size: 34px;
      line-height:1.15;
      letter-spacing: .2px;
    }
    .hero p{
      margin:0;
      color:var(--muted);
      font-size: 15px;
      line-height:1.7;
      max-width: 62ch;
    }
    .hero-cta{
      display:flex;
      align-items:center;
      gap:12px;
      margin-top:18px;
      flex-wrap:wrap;
    }
    .meta-row{
      display:flex;
      align-items:center;
      gap:14px;
      margin-top:16px;
      flex-wrap:wrap;
    }
    .meta-item{
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      font-weight:650;
    }
    .meta-badge{
      width:34px;height:34px;
      border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 10px 24px rgba(17,24,39,.06);
    }
    .pulse{
      position:absolute;
      inset:auto auto -120px -140px;
      width:320px;height:320px;
      border-radius:999px;
      background: radial-gradient(circle at 30% 30%, rgba(43,108,255,.25), transparent 60%),
                  radial-gradient(circle at 70% 30%, rgba(124,58,237,.22), transparent 60%),
                  radial-gradient(circle at 50% 70%, rgba(16,185,129,.18), transparent 60%);
      filter: blur(2px);
      transform: translateZ(0);
      animation: floaty 7s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes floaty{
      0%,100%{transform: translate3d(0,0,0) scale(1)}
      50%{transform: translate3d(10px,-14px,0) scale(1.03)}
    }

    .side-stack{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .side-panel{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:16px 16px;
      overflow:hidden;
      position:relative;
      min-height: 170px;
    }
    .side-panel:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:110px;
      background: linear-gradient(90deg, rgba(43,108,255,.18), rgba(124,58,237,.16), rgba(16,185,129,.12));
      opacity:.9;
      pointer-events:none;
    }
    .side-title{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .side-title h2{
      font-size:14px;
      margin:0;
      letter-spacing:.2px;
    }
    .side-title .tag{
      font-size:12px;
      color:#234;
      font-weight:800;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      position:relative;
    }
    .stat-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      position:relative;
    }
    .stat{
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      border-radius:16px;
      padding:12px 12px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .stat:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(17,24,39,.10);
      border-color: rgba(43,108,255,.22);
    }
    .stat strong{
      display:block;
      font-size:18px;
      letter-spacing:.2px;
    }
    .stat span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
      font-weight:650;
      line-height:1.3;
    }
    .side-list{
      margin:0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
      position:relative;
    }
    .side-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      border-radius:16px;
      padding:11px 12px;
    }
    .check{
      width:22px;height:22px;
      border-radius:8px;
      background: rgba(16,185,129,.14);
      border:1px solid rgba(16,185,129,.24);
      display:flex; align-items:center; justify-content:center;
      flex-shrink:0;
      margin-top:1px;
    }
    .side-list b{
      font-size:13px;
      display:block;
      line-height:1.25;
    }
    .side-list small{
      color:var(--muted);
      font-size:12px;
      line-height:1.4;
      display:block;
      margin-top:4px;
      font-weight:650;
    }

    main{padding:8px 0 34px}
    section{padding: 18px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:14px;
    }
    .section-head h2{
      margin:0;
      font-size:22px;
      letter-spacing:.2px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width: 64ch;
      font-weight:650;
    }

    .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,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 26px rgba(17,24,39,.06);
      padding:16px 16px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
      border-color: rgba(43,108,255,.22);
    }
    .card h3{
      margin:10px 0 8px;
      font-size:15px;
      letter-spacing:.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      font-weight:650;
    }
    .card .icon{
      width:44px;height:44px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.8), rgba(255,255,255,.55));
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 14px 28px rgba(17,24,39,.06);
    }
    .icon svg{opacity:.9}
    .section-bg{
      border-radius: var(--radius2);
      padding: 18px 14px;
      background:
        radial-gradient(900px 300px at 15% 0%, rgba(43,108,255,.10), transparent 55%),
        radial-gradient(900px 320px at 85% 10%, rgba(124,58,237,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.85));
      border:1px solid rgba(15,23,42,.08);
      box-shadow: 0 16px 46px rgba(17,24,39,.06);
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      padding:14px 14px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
      position:relative;
      overflow:hidden;
    }
    .step:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
      border-color: rgba(43,108,255,.22);
    }
    .step:before{
      content:"";
      position:absolute;
      inset:-1px -1px auto -1px;
      height:66px;
      background: linear-gradient(90deg, rgba(43,108,255,.18), rgba(124,58,237,.14), rgba(16,185,129,.12));
      opacity:.65;
      pointer-events:none;
    }
    .step .num{
      position:relative;
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:10px;
      font-weight:900;
    }
    .step .bubble{
      width:34px;height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
    }
    .step b{font-size:13px}
    .step p{
      position:relative;
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      font-weight:650;
    }

    .timeline{
      display:grid;
      grid-template-columns: .9fr 1.1fr;
      gap:14px;
      align-items:start;
    }
    .timeline-left{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      padding:16px 16px;
      box-shadow: 0 12px 30px rgba(17,24,39,.07);
    }
    .timeline-left h3{margin:0 0 10px; font-size:15px}
    .pill-list{
      list-style:none; margin:0; padding:0;
      display:flex; flex-direction:column; gap:10px;
    }
    .pill{
      display:flex; align-items:flex-start; gap:10px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      border-radius:16px;
      padding:12px 12px;
    }
    .pill .dot{
      width:10px;height:10px;border-radius:999px;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 12px 30px rgba(43,108,255,.18);
      margin-top:6px;
      flex-shrink:0;
    }
    .pill b{font-size:13px}
    .pill span{display:block; margin-top:4px; color:var(--muted); font-size:12px; line-height:1.4; font-weight:650}
    .timeline-right{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(17,24,39,.07);
      padding:16px 16px;
      overflow:hidden;
    }
    .timeline-right .row{
      display:flex; gap:12px; align-items:flex-start; flex-wrap:wrap;
      padding:10px 0;
      border-bottom:1px dashed rgba(15,23,42,.10);
    }
    .timeline-right .row:last-child{border-bottom:none}
    .time-badge{
      width:92px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      padding:10px 10px;
      font-weight:900;
      font-size:13px;
      text-align:center;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
    }
    .row .content b{display:block; font-size:14px; margin-top:2px}
    .row .content p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7; font-weight:650}

    .compare-wrap{
      overflow:hidden;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
    }
    .compare-top{
      padding:16px 16px 10px;
      border-bottom:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(800px 220px at 18% 0%, rgba(43,108,255,.12), transparent 60%),
        radial-gradient(700px 240px at 75% 20%, rgba(124,58,237,.12), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.7), rgba(255,255,255,.92));
    }
    .compare-top .grade-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }
    .grade{
      display:flex; gap:12px; align-items:center;
    }
    .star-badge{
      width:54px;height:54px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.6));
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 18px 44px rgba(245,158,11,.16);
    }
    .grade strong{
      display:block;
      font-size:18px;
      letter-spacing:.2px;
    }
    .grade span{
      display:block;
      color:var(--muted);
      font-weight:750;
      font-size:13px;
      margin-top:6px;
    }
    .score-pill{
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      padding:10px 14px;
      font-weight:900;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      display:flex; align-items:center; gap:10px;
    }
    .score-pill .num{font-size:16px}
    .score-pill .max{color:var(--muted); font-weight:800; font-size:13px}
    .table-wrap{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 720px;
    }
    th, td{
      padding:14px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      text-align:left;
      font-weight:750;
      font-size:13px;
      color:#334155;
      vertical-align:top;
    }
    th{
      position:sticky;
      top:0;
      background: rgba(255,255,255,.92);
      z-index:2;
      color:#0f172a;
      border-bottom:1px solid rgba(15,23,42,.10);
    }
    .t-left{width: 32%}
    .good{color:#0f766e}
    .mid{color:#6b7280}
    .bad{color:#b91c1c}
    .mark{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      font-weight:900;
    }
    .mark .m{
      width:10px;height:10px;border-radius:999px; background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 12px 30px rgba(43,108,255,.18);
    }

    .pricing-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .token-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      padding:16px 16px;
      overflow:hidden;
      position:relative;
    }
    .token-card:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:104px;
      background: linear-gradient(90deg, rgba(43,108,255,.16), rgba(124,58,237,.14), rgba(245,158,11,.14));
      opacity:.85;
      pointer-events:none;
    }
    .token-card h3{position:relative; margin:0 0 10px; font-size:15px}
    .token-card p{position:relative; margin:0 0 12px; color:var(--muted); font-size:13px; line-height:1.7; font-weight:650}
    .token-steps{
      position:relative;
      display:flex; flex-direction:column; gap:10px;
    }
    .token-step{
      display:flex; gap:10px; align-items:flex-start;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
      border-radius:16px;
      padding:12px 12px;
    }
    .token-step .badge{
      width:34px;height:34px;border-radius:14px;
      background: rgba(43,108,255,.10);
      border:1px solid rgba(43,108,255,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      flex-shrink:0;
      color:#1d4ed8;
    }
    .token-step b{display:block; font-size:13px}
    .token-step span{display:block; margin-top:4px; color:var(--muted); font-size:12px; line-height:1.4; font-weight:650}

    .badge-grid{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:10px;
    }
    .micro{
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
      padding:12px 12px;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .micro:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .micro .k{
      width:36px;height:36px;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;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      margin-bottom:8px;
    }
    .micro strong{display:block; font-size:13px}
    .micro span{display:block; margin-top:6px; color:var(--muted); font-size:12px; line-height:1.4; font-weight:650}

    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    details.faq-item{
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(17,24,39,.06);
      padding: 12px 12px;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    details.faq-item[open]{
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
      transform: translateY(-2px);
    }
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      font-weight:900;
      font-size:13px;
      color:#0f172a;
      padding:8px 6px;
      outline:none;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    .sum-left{display:flex; gap:10px; align-items:flex-start}
    .qmark{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      flex-shrink:0;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      color: var(--brand2);
      font-weight:1000;
    }
    .faq-answer{
      padding: 4px 6px 10px;
      color: var(--muted);
      font-size:13px;
      line-height:1.8;
      font-weight:650;
    }
    .chev{
      width:30px;height:30px;border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      flex-shrink:0;
      transition: transform .2s ease;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      opacity:.9;
      margin-top:1px;
    }
    details[open] .chev{transform: rotate(180deg)}

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .review-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      padding:16px 16px;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
      position:relative;
      overflow:hidden;
    }
    .review-card:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:88px;
      background: linear-gradient(90deg, rgba(43,108,255,.14), rgba(124,58,237,.12), rgba(16,185,129,.10));
      opacity:.9;
      pointer-events:none;
    }
    .review-card:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .review-top{
      position:relative;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .avatar{
      width:44px;height:44px;border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      font-weight:1000;
      color:#1d4ed8;
    }
    .review-stars{
      display:flex; gap:4px; align-items:center;
    }
    .star{
      width:14px;height:14px;
      fill: rgba(245,158,11,1);
      filter: drop-shadow(0 6px 12px rgba(245,158,11,.18));
    }
    .review-role{
      position:relative;
      margin:0;
      font-weight:950;
      font-size:13px;
    }
    .review-text{
      position:relative;
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
      font-weight:650;
    }

    .cases-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .case-main{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      overflow:hidden;
    }
    .case-main .case-hero{
      padding:16px 16px 10px;
      border-bottom:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(900px 260px at 18% 0%, rgba(43,108,255,.12), transparent 60%),
        radial-gradient(800px 240px at 85% 30%, rgba(124,58,237,.12), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.95));
    }
    .case-main .case-hero h3{
      margin:0 0 6px;
      font-size:15px;
    }
    .case-main .case-hero p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      font-weight:650;
    }
    .case-main .case-body{
      padding:14px 14px 16px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .case-item{
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      overflow:hidden;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
      cursor:pointer;
    }
    .case-item:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .case-item .thumb{
      aspect-ratio: 16/10;
      background:
        radial-gradient(250px 120px at 30% 30%, rgba(43,108,255,.22), transparent 60%),
        radial-gradient(220px 120px at 70% 30%, rgba(124,58,237,.20), transparent 60%),
        radial-gradient(220px 120px at 50% 80%, rgba(16,185,129,.16), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.95));
      position:relative;
      overflow:hidden;
      display:flex; align-items:flex-end; justify-content:flex-start;
      padding:10px 12px;
    }
    .case-item .thumb:after{
      content:"";
      position:absolute; inset:-40px -40px auto auto;
      width:160px;height:160px;border-radius:999px;
      background: radial-gradient(circle at 30% 30%, rgba(245,158,11,.20), transparent 60%);
      transform: rotate(10deg);
      opacity:.9;
      pointer-events:none;
    }
    .case-item .thumb span{
      position:relative;
      z-index:1;
      font-weight:1000;
      font-size:12px;
      color:#0f172a;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      padding:8px 10px;
      border-radius:999px;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
    }
    .case-item .body{
      padding:12px 12px 14px;
    }
    .case-item .body b{
      display:block;
      font-size:13px;
      letter-spacing:.1px;
    }
    .case-item .body p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      font-weight:650;
    }

    .case-side{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      padding:16px 16px;
    }
    .case-side h3{
      margin:0 0 8px;
      font-size:15px;
    }
    .case-side p{
      margin:0 0 12px;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      font-weight:650;
    }
    .link-list{
      list-style:none; margin:0; padding:0;
      display:flex; flex-direction:column; gap:10px;
    }
    .link-list li{
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      padding:12px 12px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .link-list li:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .link-list b{font-size:13px; display:block}
    .link-list span{display:block; margin-top:4px; color:var(--muted); font-size:12px; line-height:1.4; font-weight:650}
    .link-list a{
      flex-shrink:0;
      font-weight:950;
      color:#1d4ed8;
      padding:8px 10px;
      border-radius:12px;
      border:1px solid rgba(29,78,216,.18);
      background: rgba(29,78,216,.06);
    }

    .news-grid{
      display:grid;
      grid-template-columns: .9fr 1.1fr;
      gap:14px;
      align-items:start;
    }
    .article-list{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      padding:16px 16px;
    }
    .article-list h3{margin:0 0 10px; font-size:15px}
    .art-item{
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
      margin-bottom:10px;
    }
    .art-item:last-child{margin-bottom:0}
    .art-item b{font-size:13px}
    .art-item span{
      display:block;
      margin-top:5px;
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
      font-weight:650;
    }
    .art-item a{
      flex-shrink:0;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      padding:9px 10px;
      font-weight:950;
      font-size:12px;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
    }

    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      padding:16px 16px;
      overflow:hidden;
      position:relative;
    }
    .form-card:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:106px;
      background: linear-gradient(90deg, rgba(43,108,255,.16), rgba(124,58,237,.14), rgba(16,185,129,.12));
      opacity:.9;
      pointer-events:none;
    }
    .form-card h3{position:relative; margin:0 0 6px; font-size:15px}
    .form-card p{position:relative; margin:0 0 14px; color:var(--muted); font-size:13px; line-height:1.7; font-weight:650}
    form .row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      position:relative;
    }
    label{
      display:block;
      font-size:12px;
      color:var(--muted);
      font-weight:850;
      margin:0 0 8px;
    }
    .field{
      position:relative;
    }
    input, select, textarea{
      width:100%;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      padding:12px 12px;
      color:var(--text);
      outline:none;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
      font-weight:750;
      font-size:13px;
    }
    textarea{min-height:112px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(43,108,255,.30);
      box-shadow: 0 0 0 4px rgba(43,108,255,.10);
    }
    .form-actions{
      margin-top:12px;
      display:flex; gap:12px; align-items:center; justify-content:space-between; flex-wrap:wrap;
      position:relative;
    }
    .fineprint{
      color:var(--muted2);
      font-size:12px;
      line-height:1.6;
      font-weight:700;
      max-width: 50ch;
    }

    .helper-cards{
      display:grid;
      grid-template-columns: repeat(5, 1fr);
      gap:10px;
    }
    .helper-cards .hcard{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 30px rgba(17,24,39,.06);
      padding:12px 12px;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .helper-cards .hcard:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .hcard b{display:block; font-size:12px; font-weight:950}
    .hcard span{display:block; margin-top:6px; color:var(--muted); font-size:12px; line-height:1.4; font-weight:700}

    footer{
      padding: 18px 0 28px;
      background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.65) 28%, rgba(255,255,255,.92) 100%);
      border-top:1px solid rgba(15,23,42,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr 1fr;
      gap:14px;
      align-items:start;
    }
    .foot-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 36px rgba(17,24,39,.08);
      padding:16px 16px;
      overflow:hidden;
    }
    .foot-card h3{margin:0 0 10px; font-size:15px}
    .foot-card p{margin:0; color:var(--muted); font-size:13px; line-height:1.7; font-weight:650}
    .kv{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
      margin-top:12px;
    }
    .kv .item{
      display:flex; gap:12px; align-items:flex-start; justify-content:flex-start;
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
    }
    .kv .item b{display:block; font-size:13px}
    .kv .item span{display:block; margin-top:5px; color:var(--muted); font-size:12px; line-height:1.5; font-weight:700}
    .weixin{
      width:92px;height:92px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      padding:10px;
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex-shrink:0;
    }
    .weixin img{width:100%; height:auto}
    .foot-links{
      display:flex; flex-direction:column; gap:10px;
    }
    .foot-links a{
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      font-weight:900;
      font-size:13px;
      color:#0f172a;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.22);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .foot-links a em{
      font-style:normal;
      color:var(--muted);
      font-weight:800;
      font-size:12px;
    }

    .footer-bottom{
      margin-top:14px;
      display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap;
      color:var(--muted);
      font-size:12px;
      font-weight:750;
    }
    .partner-links{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center;
      margin-top:10px;
    }
    .partner-links a{
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      font-weight:900;
      font-size:12px;
      color:#0f172a;
      transition: transform .15s ease, border-color .15s ease;
    }
    .partner-links a:hover{transform: translateY(-2px); border-color: rgba(43,108,255,.22)}

    .floating{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:70;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(17,24,39,.12);
      padding:10px 12px;
      display:flex;
      align-items:center;
      gap:10px;
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease;
      user-select:none;
    }
    .float-btn:hover{transform: translateY(-2px); border-color: rgba(43,108,255,.22)}
    .float-btn .label{
      font-weight:950;
      font-size:13px;
      white-space:nowrap;
    }
    .float-btn svg{opacity:.9}
    .float-btn .mini{
      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;
      box-shadow: 0 12px 28px rgba(17,24,39,.06);
      flex-shrink:0;
    }

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

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

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card{min-height:auto}
      .steps{grid-template-columns: repeat(2, 1fr)}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .timeline{grid-template-columns: 1fr}
      .faq{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .cases-grid{grid-template-columns: 1fr}
      .news-grid{grid-template-columns: 1fr}
      .pricing-row{grid-template-columns: 1fr}
      .badge-grid{grid-template-columns: repeat(2, 1fr)}
      .helper-cards{grid-template-columns: repeat(2, 1fr)}
      .footer-grid{grid-template-columns: 1fr}
      .nav-actions{display:none}
      .nav{display:none}
      .mobile-toggle{display:block}
      .mobile-panel{display:block}
      .hero h1{font-size:28px}
    }

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