:root{
      --bg0:#fff7f4;
      --bg1:#ffffff;
      --text:#101828;
      --muted:#4b5563;
      --muted2:#6b7280;
      --line:rgba(16,24,40,.12);
      --card:rgba(255,255,255,.82);
      --card2:rgba(255,255,255,.94);
      --shadow:0 18px 50px rgba(16,24,40,.08);
      --shadow2:0 10px 30px rgba(16,24,40,.10);
      --brand1:#ff2d55;
      --brand2:#ff7a18;
      --brand3:#7c3aed;
      --brand4:#06b6d4;
      --brand5:#22c55e;
      --brand6:#0ea5e9;
      --accent:linear-gradient(135deg,var(--brand1),var(--brand2) 35%, var(--brand3) 68%, var(--brand4));
      --radius:18px;
      --radius2:26px;
      --focus: 0 0 0 4px rgba(124,58,237,.18);
      --container:1120px;
      --pad:18px;
      --ease:cubic-bezier(.2,.8,.2,1);
      --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "WenQuanYi Micro Hei", sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--sans);
      color:var(--text);
      background:
        radial-gradient(900px 500px at 10% -10%, rgba(255,45,85,.14), transparent 55%),
        radial-gradient(700px 420px at 90% 0%, rgba(14,165,233,.14), transparent 55%),
        radial-gradient(600px 380px at 70% 40%, rgba(124,58,237,.10), transparent 55%),
        linear-gradient(180deg, var(--bg0), #ffffff 38%, #fffdfd 70%, #ffffff);
      overflow-x:hidden;
    }

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

    .skip-link{
      position:absolute; left:-9999px; top:10px;
      background:#0f172a; color:#fff;
      padding:10px 12px; border-radius:12px;
      z-index:9999;
    }
    .skip-link:focus{left:var(--pad); outline:none; box-shadow:var(--focus)}
    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(16,24,40,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .brand img.ai-page-logo{
      width:42px; height:42px; object-fit:contain;
      border-radius:14px;
      background:rgba(255,255,255,.6);
      box-shadow:0 10px 25px rgba(124,58,237,.12);
    }
    .brand .brand-text{
      display:flex; flex-direction:column; line-height:1.15;
    }
    .brand .name{
      font-weight:820; letter-spacing:.2px;
      font-size:15px;
    }
    .brand .tag{
      font-size:12px; color:var(--muted2);
    }

    .nav-right{
      display:flex; align-items:center; justify-content:flex-end; gap:12px;
      flex:1;
    }
    .desktop-menu{
      display:flex; align-items:center; gap:10px;
      flex-wrap:nowrap;
      overflow:hidden;
      white-space:nowrap;
      max-width:640px;
    }
    .nav-link{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 10px;
      border-radius:999px;
      color:var(--muted);
      font-size:13px;
      transition:transform .18s var(--ease), background .18s var(--ease), color .18s var(--ease), box-shadow .18s var(--ease);
      border:1px solid transparent;
      user-select:none;
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.7);
      border-color:rgba(16,24,40,.10);
      box-shadow:0 12px 24px rgba(16,24,40,.06);
      transform:translateY(-1px);
    }
    .nav-link .dot{
      width:8px; height:8px; border-radius:50%;
      background:rgba(124,58,237,.35);
      box-shadow:0 0 0 3px rgba(124,58,237,.12);
    }
    .cta{
      display:inline-flex; align-items:center; gap:10px;
      padding:11px 14px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      box-shadow:0 10px 25px rgba(16,24,40,.06);
      transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
      font-weight:760; font-size:13px;
      white-space:nowrap;
    }
    .cta:hover{
      transform:translateY(-1px);
      border-color:rgba(124,58,237,.25);
      box-shadow:0 18px 40px rgba(124,58,237,.14);
    }
    .cta .spark{
      width:26px; height:26px;
      border-radius:10px;
      background:linear-gradient(135deg, rgba(255,45,85,.15), rgba(124,58,237,.18));
      display:grid; place-items:center;
      border:1px solid rgba(124,58,237,.18);
    }
    .cta .spark svg{width:14px; height:14px}

    .mobile-menu-btn{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      box-shadow:0 10px 25px rgba(16,24,40,.06);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition:transform .18s var(--ease), box-shadow .18s var(--ease);
    }
    .mobile-menu-btn:hover{transform:translateY(-1px); box-shadow:0 18px 40px rgba(16,24,40,.10)}
    .burger{
      width:18px; height:14px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px;
      background:rgba(16,24,40,.82);
      border-radius:2px;
      transition:transform .22s var(--ease), top .22s var(--ease), opacity .18s var(--ease);
    }
    .burger span:nth-child(1){top:1px}
    .burger span:nth-child(2){top:6px}
    .burger span:nth-child(3){top:11px}
    .mobile-menu-btn[aria-expanded="true"] .burger span:nth-child(1){top:6px; transform:rotate(45deg)}
    .mobile-menu-btn[aria-expanded="true"] .burger span:nth-child(2){opacity:0}
    .mobile-menu-btn[aria-expanded="true"] .burger span:nth-child(3){top:6px; transform:rotate(-45deg)}

    .mobile-panel{
      display:none;
      border-top:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.84);
      padding:12px 0 16px;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-panel .nav-link{
      justify-content:space-between;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.7);
      padding:12px 12px;
    }
    .mobile-panel .nav-link .chev{
      width:22px; height:22px;
      border-radius:8px;
      border:1px solid rgba(16,24,40,.10);
      display:grid; place-items:center;
      color:rgba(16,24,40,.68);
    }
    .mobile-panel .mobile-actions{
      display:flex; flex-wrap:wrap; gap:10px; margin-top:12px;
      align-items:center;
    }

    main{padding-bottom:20px}
    .hero{
      padding:26px 0 10px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute; inset:-220px -120px auto -120px;
      height:520px;
      background:
        radial-gradient(closest-side at 20% 60%, rgba(255,45,85,.18), transparent 62%),
        radial-gradient(closest-side at 65% 25%, rgba(255,122,24,.18), transparent 60%),
        radial-gradient(closest-side at 90% 60%, rgba(124,58,237,.16), transparent 62%),
        radial-gradient(closest-side at 55% 90%, rgba(6,182,212,.14), transparent 65%);
      filter:blur(0px);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:stretch;
      position:relative;
    }
    .hero-left{
      border-radius:var(--radius2);
      padding:22px 20px;
      background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.62));
      border:1px solid rgba(16,24,40,.08);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-left .eyebrow{
      display:flex; align-items:center; gap:10px;
      color:var(--muted);
      font-size:13px;
      margin-bottom:8px;
      flex-wrap:wrap;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.7);
      border:1px solid rgba(16,24,40,.10);
    }
    .pill .chip{
      width:18px; height:18px; border-radius:8px;
      background:linear-gradient(135deg, rgba(255,45,85,.2), rgba(124,58,237,.22));
      border:1px solid rgba(124,58,237,.18);
      display:grid; place-items:center;
    }
    .pill svg{width:12px; height:12px}
    .hero h1{
      margin:10px 0 10px;
      font-size:34px;
      line-height:1.15;
      letter-spacing:-.6px;
    }
    .hero-lead{
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      margin:0 0 14px;
      max-width:64ch;
    }
    .hero-actions{
      display:flex; flex-wrap:wrap; gap:12px;
      align-items:center;
      margin:14px 0 16px;
    }
    .btn{
      display:inline-flex; align-items:center; gap:10px;
      border-radius:14px;
      padding:12px 14px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.78);
      color:var(--text);
      font-weight:760;
      font-size:14px;
      cursor:pointer;
      transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
      user-select:none;
      text-align:left;
    }
    .btn:hover{transform:translateY(-1px); box-shadow:0 18px 40px rgba(16,24,40,.10); border-color:rgba(124,58,237,.22)}
    .btn:focus{outline:none; box-shadow:var(--focus)}
    .btn-primary{
      background:var(--accent);
      color:#fff;
      border-color:rgba(255,255,255,.18);
      box-shadow:0 20px 55px rgba(124,58,237,.22);
    }
    .btn-primary:hover{box-shadow:0 26px 72px rgba(124,58,237,.26); border-color:rgba(255,255,255,.28)}
    .btn .icon{
      width:28px; height:28px;
      border-radius:12px;
      background:rgba(255,255,255,.20);
      border:1px solid rgba(255,255,255,.22);
      display:grid; place-items:center;
      flex:0 0 auto;
    }
    .btn:not(.btn-primary) .icon{
      background:linear-gradient(135deg, rgba(124,58,237,.12), rgba(14,165,233,.10));
      border:1px solid rgba(124,58,237,.16);
    }
    .btn svg{width:14px; height:14px}
    .hero-quick{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:10px;
      margin-top:10px;
    }
    .mini{
      border-radius:16px;
      padding:12px 12px;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.66);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .mini:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 45px rgba(16,24,40,.10);
    }
    .mini .k{
      font-size:12px;
      color:var(--muted2);
      margin-bottom:6px;
      display:flex; align-items:center; gap:8px;
      white-space:nowrap;
    }
    .mini .k .b{
      width:10px; height:10px; border-radius:3px;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(124,58,237,.12);
    }
    .mini .v{
      font-weight:860;
      letter-spacing:-.2px;
      font-size:15px;
      line-height:1.2;
    }

    .hero-right{
      border-radius:var(--radius2);
      padding:18px 16px;
      background:linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.62));
      border:1px solid rgba(16,24,40,.08);
      box-shadow:var(--shadow);
      display:flex;
      flex-direction:column;
      gap:12px;
      position:relative;
      overflow:hidden;
    }
    .hero-right::after{
      content:"";
      position:absolute; inset:-60px -60px auto auto;
      width:180px; height:180px;
      background:radial-gradient(circle at 30% 30%, rgba(255,122,24,.22), transparent 55%),
                 radial-gradient(circle at 70% 65%, rgba(6,182,212,.22), transparent 60%),
                 radial-gradient(circle at 30% 80%, rgba(124,58,237,.18), transparent 58%);
      transform:rotate(10deg);
      pointer-events:none;
    }
    .right-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      position:relative;
      z-index:1;
    }
    .right-title h2{
      margin:0;
      font-size:14px;
      color:var(--muted);
      font-weight:780;
    }
    .status{
      display:flex; align-items:center; gap:8px;
      font-size:12px;
      color:var(--muted2);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      padding:8px 10px;
      border-radius:999px;
      position:relative;
      z-index:1;
    }
    .status .pulse{
      width:10px; height:10px; border-radius:50%;
      background:var(--brand5);
      box-shadow:0 0 0 0 rgba(34,197,94,.35);
      animation:pulse 1.8s var(--ease) infinite;
    }
    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(34,197,94,.35)}
      70%{box-shadow:0 0 0 12px rgba(34,197,94,0)}
      100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}
    }
    .right-list{
      position:relative; z-index:1;
      display:grid;
      grid-template-columns:1fr;
      gap:10px;
      margin-top:2px;
    }
    .line-item{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.72);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .line-item:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 45px rgba(16,24,40,.10);
      border-color:rgba(124,58,237,.18);
    }
    .badge-icon{
      width:34px; height:34px;
      border-radius:14px;
      display:grid; place-items:center;
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(135deg, rgba(255,45,85,.12), rgba(124,58,237,.12), rgba(6,182,212,.10));
      flex:0 0 auto;
    }
    .badge-icon svg{width:16px; height:16px}
    .line-item .t{
      font-weight:860; margin:0 0 4px; font-size:13px;
    }
    .line-item .d{
      margin:0;
      color:var(--muted);
      font-size:13px; line-height:1.55;
    }

    .section{
      padding:18px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin:8px 0 14px;
    }
    .section-head h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.35px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:60ch;
    }
    .grid-2{
      display:grid; grid-template-columns:1fr 1fr; gap:14px;
    }
    .grid-3{
      display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:12px;
    }
    .grid-4{
      display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:12px;
    }
    .card{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
      padding:14px 14px;
      overflow:hidden;
      position:relative;
    }
    .card-soft{
      background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.68));
    }
    .card .cap{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .cap .label{
      font-size:12px; color:var(--muted2);
      display:flex; align-items:center; gap:8px;
      white-space:nowrap;
    }
    .label .sq{
      width:12px; height:12px; border-radius:4px;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(124,58,237,.10);
    }
    .cap .meta{
      font-family:var(--mono);
      font-size:11px;
      color:rgba(16,24,40,.58);
      border:1px dashed rgba(16,24,40,.18);
      padding:6px 8px;
      border-radius:12px;
      background:rgba(255,255,255,.65);
      white-space:nowrap;
    }
    .metric{
      display:flex; align-items:baseline; justify-content:space-between; gap:12px;
    }
    .metric .num{
      font-size:28px; font-weight:920; letter-spacing:-.8px;
      line-height:1;
    }
    .metric .unit{
      color:var(--muted2);
      font-weight:760;
      font-size:13px;
      white-space:nowrap;
    }
    .card .desc{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
      min-height:44px;
    }

    .ability{
      display:grid; grid-template-columns:1fr 1fr; gap:12px;
    }
    .ability .list{
      display:grid; gap:10px;
    }
    .ability-item{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .ability-item:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 45px rgba(16,24,40,.10);
      border-color:rgba(255,122,24,.22);
    }
    .ability-item .ico{
      width:36px; height:36px;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(255,122,24,.16), rgba(255,45,85,.12), rgba(124,58,237,.12));
      border:1px solid rgba(16,24,40,.10);
      display:grid; place-items:center;
      flex:0 0 auto;
    }
    .ability-item .ico svg{width:16px; height:16px}
    .ability-item .txt .h{
      margin:0 0 4px; font-weight:900; letter-spacing:-.2px; font-size:14px;
    }
    .ability-item .txt .s{
      margin:0; color:var(--muted); font-size:13px; line-height:1.6;
    }

    .steps{
      display:grid;
      grid-template-columns:repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .step{
      padding:14px 14px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.74);
      position:relative;
      overflow:hidden;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease);
      min-height:154px;
    }
    .step:hover{transform:translateY(-2px); box-shadow:0 18px 45px rgba(16,24,40,.10)}
    .step .n{
      width:38px; height:38px;
      border-radius:16px;
      background:var(--accent);
      color:#fff;
      display:grid; place-items:center;
      font-weight:920;
      letter-spacing:-.4px;
      box-shadow:0 18px 40px rgba(124,58,237,.22);
      border:1px solid rgba(255,255,255,.18);
    }
    .step .t{
      margin:10px 0 6px;
      font-weight:920;
      letter-spacing:-.35px;
      font-size:14px;
    }
    .step .d{
      margin:0;
      color:var(--muted);
      font-size:13px; line-height:1.65;
    }

    .compare{
      overflow:hidden;
    }
    .table-wrap{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
      overflow:auto;
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width:760px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(16,24,40,.08);
      vertical-align:top;
      text-align:left;
      font-size:13px;
      color:var(--text);
      line-height:1.6;
    }
    th{
      position:sticky; top:0;
      background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.78));
      z-index:2;
      font-weight:900;
      letter-spacing:-.2px;
      border-bottom:1px solid rgba(16,24,40,.12);
    }
    .th-tier{
      width:240px;
      font-weight:920;
    }
    .cell-mut{color:var(--muted)}
    .check{
      display:inline-flex; align-items:center; gap:8px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      font-weight:850;
      font-size:12px;
      white-space:nowrap;
    }
    .check .v{
      width:18px; height:18px; border-radius:8px;
      background:linear-gradient(135deg, rgba(34,197,94,.18), rgba(14,165,233,.14));
      border:1px solid rgba(34,197,94,.18);
      display:grid; place-items:center;
    }
    .cross{
      color:rgba(16,24,40,.55);
      font-weight:850;
      font-size:12px;
      padding:6px 10px;
      border-radius:999px;
      border:1px dashed rgba(16,24,40,.18);
      background:rgba(255,255,255,.65);
      white-space:nowrap;
      display:inline-flex; align-items:center; gap:8px;
    }

    .faq-grid{
      display:grid; grid-template-columns: 1fr;
      gap:12px;
    }
    .faq-item{
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      overflow:hidden;
      box-shadow:0 10px 30px rgba(16,24,40,.05);
    }
    .faq-q{
      width:100%;
      text-align:left;
      background:rgba(255,255,255,.66);
      border:none;
      padding:14px 14px;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      transition:background .18s var(--ease);
    }
    .faq-q:hover{background:rgba(255,255,255,.9)}
    .faq-q:focus{outline:none; box-shadow:var(--focus)}
    .faq-q .q{
      font-weight:920;
      letter-spacing:-.25px;
      font-size:14px;
      line-height:1.55;
      margin:0;
      color:var(--text);
    }
    .faq-q .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      display:grid; place-items:center;
      flex:0 0 auto;
      transition:transform .22s var(--ease);
      color:rgba(16,24,40,.75);
    }
    .faq-item[data-open="true"] .faq-q .chev{transform:rotate(180deg)}
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height .26s var(--ease);
    }
    .faq-a .inner{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }
    .faq-item[data-open="true"] .faq-a{max-height:260px}

    .reviews{
      display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:12px;
    }
    .review{
      padding:14px 14px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease);
      position:relative; overflow:hidden;
      min-height:166px;
    }
    .review:hover{transform:translateY(-2px); box-shadow:0 18px 45px rgba(16,24,40,.10)}
    .review::before{
      content:"";
      position:absolute; inset:-80px -70px auto auto;
      width:160px; height:160px;
      background:radial-gradient(circle at 30% 30%, rgba(255,45,85,.18), transparent 62%),
                 radial-gradient(circle at 75% 65%, rgba(124,58,237,.16), transparent 62%);
      pointer-events:none;
    }
    .review .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      position:relative; z-index:1;
    }
    .stars{
      display:flex; gap:3px; align-items:center;
      color:rgba(255,122,24,.95);
      font-size:12px;
      font-weight:900;
    }
    .review .role{
      color:var(--muted2);
      font-size:12px;
      margin-top:10px;
      position:relative; z-index:1;
      display:flex; gap:8px; align-items:center; flex-wrap:wrap;
    }
    .role .tag{
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.68);
      border-radius:999px;
      padding:7px 10px;
      color:rgba(16,24,40,.68);
      margin:0;
    }
    .review .text{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
      position:relative; z-index:1;
    }

    .cases{
      display:grid; grid-template-columns:1.1fr .9fr; gap:12px; align-items:stretch;
    }
    .case-main{
      padding:16px 16px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
      overflow:hidden;
      position:relative;
    }
    .case-main::after{
      content:"";
      position:absolute; inset:auto -120px -180px auto;
      width:380px; height:380px;
      background:radial-gradient(circle at 30% 30%, rgba(14,165,233,.16), transparent 58%),
                 radial-gradient(circle at 65% 55%, rgba(255,122,24,.14), transparent 62%),
                 radial-gradient(circle at 40% 70%, rgba(124,58,237,.12), transparent 58%);
      pointer-events:none;
    }
    .case-top{
      position:relative; z-index:1;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom:10px;
    }
    .case-top h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.25px;
      font-weight:950;
    }
    .case-top p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      max-width:60ch;
    }
    .case-grid{
      position:relative; z-index:1;
      display:grid; grid-template-columns:repeat(2, minmax(0,1fr));
      gap:10px;
      margin-top:12px;
    }
    .case-item{
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      border-radius:16px;
      padding:12px 12px;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .case-item:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 45px rgba(16,24,40,.10);
      border-color:rgba(255,45,85,.18);
    }
    .case-item .k{
      font-size:12px;
      color:var(--muted2);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:6px;
    }
    .case-item .k .m{
      font-family:var(--mono);
      padding:5px 8px;
      border-radius:12px;
      border:1px dashed rgba(16,24,40,.18);
      background:rgba(255,255,255,.65);
      color:rgba(16,24,40,.65);
      white-space:nowrap;
    }
    .case-item .v{
      font-weight:950; letter-spacing:-.3px;
      font-size:14px;
      margin:0 0 6px;
      line-height:1.35;
    }
    .case-item .d{
      margin:0;
      color:var(--muted);
      font-size:13px; line-height:1.7;
    }

    .case-side{
      padding:16px 16px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
      display:flex; flex-direction:column; gap:12px;
    }
    .side-block h3{
      margin:0;
      font-size:15px;
      font-weight:950;
      letter-spacing:-.25px;
    }
    .side-block p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }
    .side-links{
      display:grid; gap:10px; margin-top:8px;
    }
    .side-link{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      padding:12px 12px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      border-radius:16px;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .side-link:hover{
      transform:translateY(-2px);
      border-color:rgba(6,182,212,.22);
      box-shadow:0 18px 45px rgba(16,24,40,.10);
    }
    .side-link .l{
      display:flex; flex-direction:column; gap:4px;
    }
    .side-link .l .t{
      font-weight:950;
      letter-spacing:-.25px;
      font-size:13px;
    }
    .side-link .l .s{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }
    .side-link .go{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.65);
      display:grid; place-items:center;
      color:rgba(16,24,40,.72);
      flex:0 0 auto;
      transition:transform .22s var(--ease);
    }
    .side-link:hover .go{transform:translateX(2px)}
    .side-link .go svg{width:16px; height:16px}

    .list-tags{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:10px;
    }
    .tag-chip{
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      border-radius:999px;
      padding:8px 10px;
      color:rgba(16,24,40,.72);
      font-size:12px;
      font-weight:820;
      transition:transform .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
      cursor:pointer;
      user-select:none;
    }
    .tag-chip:hover{
      transform:translateY(-1px);
      border-color:rgba(124,58,237,.22);
      background:rgba(255,255,255,.92);
    }

    .price-band{
      display:grid; grid-template-columns:1fr 1fr; gap:12px;
      align-items:stretch;
    }
    .price-left{
      padding:16px 16px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
      overflow:hidden;
      position:relative;
    }
    .price-left::after{
      content:"";
      position:absolute; inset:-120px auto auto -120px;
      width:320px; height:320px;
      background:radial-gradient(circle at 30% 30%, rgba(255,122,24,.16), transparent 62%),
                 radial-gradient(circle at 70% 65%, rgba(124,58,237,.12), transparent 62%);
      pointer-events:none;
    }
    .price-left .inner{position:relative; z-index:1}
    .price-left h3{margin:0; font-size:16px; font-weight:980; letter-spacing:-.25px}
    .price-left p{margin:8px 0 0; color:var(--muted); font-size:13px; line-height:1.75}
    .price-steps{
      margin-top:12px;
      display:grid; gap:10px;
    }
    .pp{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
    }
    .pp .n{
      width:30px; height:30px;
      border-radius:12px;
      background:rgba(124,58,237,.12);
      border:1px solid rgba(124,58,237,.18);
      display:grid; place-items:center;
      font-weight:950;
      color:rgba(124,58,237,.95);
      flex:0 0 auto;
    }
    .pp .tt{font-weight:950; letter-spacing:-.2px; font-size:13px; margin:0 0 3px}
    .pp .dd{margin:0; color:var(--muted); font-size:13px; line-height:1.65}
    .price-right{
      padding:16px 16px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.06);
    }
    .price-right h3{margin:0; font-size:16px; font-weight:980; letter-spacing:-.25px}
    .token-tool{
      margin-top:12px;
      display:grid; gap:10px;
    }
    .field{
      display:flex; flex-direction:column; gap:7px;
    }
    .field label{
      font-size:12px;
      color:var(--muted2);
      font-weight:820;
    }
    .field select, .field input{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.88);
      outline:none;
      transition:box-shadow .18s var(--ease), border-color .18s var(--ease);
      color:var(--text);
      font-size:14px;
    }
    .field select:focus, .field input:focus{border-color:rgba(124,58,237,.35); box-shadow:var(--focus)}
    .token-result{
      border-radius:16px;
      border:1px dashed rgba(16,24,40,.22);
      background:rgba(255,255,255,.65);
      padding:12px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .token-result .l .t{
      font-weight:980;
      letter-spacing:-.25px;
      margin:0 0 4px;
      font-size:13px;
    }
    .token-result .l .s{
      margin:0;
      color:var(--muted);
      font-size:13px; line-height:1.6;
    }
    .token-result .v{
      font-family:var(--mono);
      font-weight:980;
      font-size:20px;
      color:rgba(124,58,237,.95);
      white-space:nowrap;
      padding-top:2px;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .time-row{
      display:grid;
      grid-template-columns: 160px 1fr;
      gap:12px;
      align-items:flex-start;
      padding:14px 14px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.05);
    }
    .time-row .when{
      font-family:var(--mono);
      color:rgba(16,24,40,.70);
      font-size:12px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      padding:8px 10px;
      border-radius:14px;
      white-space:nowrap;
    }
    .time-row .what .h{
      margin:0 0 6px;
      font-weight:980; letter-spacing:-.25px; font-size:14px;
    }
    .time-row .what .d{
      margin:0;
      color:var(--muted);
      font-size:13px; line-height:1.75;
    }

    .form-card{
      padding:16px 16px;
      border-radius:var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.70));
      box-shadow:0 18px 55px rgba(16,24,40,.08);
      overflow:hidden;
      position:relative;
    }
    .form-card::after{
      content:"";
      position:absolute; inset:auto -120px -180px auto;
      width:420px; height:420px;
      background:radial-gradient(circle at 35% 35%, rgba(255,45,85,.16), transparent 60%),
                 radial-gradient(circle at 70% 60%, rgba(6,182,212,.14), transparent 62%),
                 radial-gradient(circle at 50% 80%, rgba(124,58,237,.12), transparent 60%);
      pointer-events:none;
    }
    .form-inner{position:relative; z-index:1}
    .form-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:12px;
    }
    .form-head h3{
      margin:0;
      font-size:16px;
      font-weight:980;
      letter-spacing:-.25px;
    }
    .form-head p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px; line-height:1.75;
      max-width:62ch;
    }
    form{
      display:grid; gap:10px;
      grid-template-columns: 1fr 1fr;
    }
    .full{grid-column:1 / -1}
    textarea{
      min-height:110px;
      resize:vertical;
    }
    .form-actions{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      margin-top:2px;
    }
    .helper{
      color:var(--muted2);
      font-size:12px;
      line-height:1.6;
    }
    .submit{
      border:none;
      cursor:pointer;
      padding:12px 14px;
      border-radius:14px;
      font-weight:900;
      color:#fff;
      background:var(--accent);
      box-shadow:0 20px 55px rgba(124,58,237,.22);
      transition:transform .18s var(--ease), box-shadow .18s var(--ease);
      display:inline-flex; gap:10px; align-items:center;
    }
    .submit:hover{transform:translateY(-1px); box-shadow:0 26px 72px rgba(124,58,237,.26)}
    .submit svg{width:16px; height:16px}
    .toast{
      margin-top:10px;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.75);
      color:var(--muted);
      font-size:13px;
      display:none;
    }
    .toast.show{display:block}
    .toast strong{color:var(--text)}

    .article-grid{
      display:grid; grid-template-columns:1fr 1fr 1fr; gap:12px;
    }
    .article{
      padding:14px 14px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.05);
      transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
      min-height:160px;
      display:flex; flex-direction:column; gap:10px;
    }
    .article:hover{transform:translateY(-2px); box-shadow:0 18px 45px rgba(16,24,40,.10); border-color:rgba(124,58,237,.18)}
    .article .meta{
      display:flex; gap:8px; align-items:center; color:var(--muted2); font-size:12px; flex-wrap:wrap;
    }
    .article .meta .b{
      width:10px; height:10px; border-radius:4px;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(124,58,237,.10);
    }
    .article h3{
      margin:0;
      font-size:14px;
      letter-spacing:-.25px;
      font-weight:980;
      line-height:1.5;
    }
    .article p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      flex:1;
    }
    .article a.read{
      display:inline-flex; gap:10px; align-items:center;
      font-weight:900;
      font-size:13px;
      color:rgba(124,58,237,.96);
      margin-top:2px;
    }
    .article a.read svg{width:16px; height:16px}

    footer{
      margin-top:10px;
      border-top:1px solid rgba(16,24,40,.08);
      background:rgba(255,255,255,.72);
      backdrop-filter: blur(10px) saturate(140%);
      color:var(--text);
    }
    .footer-inner{
      padding:18px 0 16px;
    }
    .footer-top{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .footer-top .left{
      display:flex; flex-direction:column; gap:10px;
    }
    .footer-top .left .line{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .footer-brand{
      display:flex; gap:12px; align-items:center;
    }
    .footer-brand img{
      width:42px; height:42px; border-radius:16px; background:rgba(255,255,255,.6);
      border:1px solid rgba(16,24,40,.10);
      box-shadow:0 10px 30px rgba(124,58,237,.10);
    }
    .footer-brand .t{
      display:flex; flex-direction:column; line-height:1.2;
    }
    .footer-brand .t .n{font-weight:950; letter-spacing:-.25px}
    .footer-brand .t .s{color:var(--muted2); font-size:13px; margin-top:4px}
    .footer-links{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:6px;
    }
    .footer-links a{
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      padding:8px 10px;
      border-radius:999px;
      font-size:12px;
      color:rgba(16,24,40,.75);
      transition:transform .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform:translateY(-1px);
      border-color:rgba(124,58,237,.20);
      box-shadow:0 18px 40px rgba(124,58,237,.12);
    }
    .footer-contact{
      display:flex; flex-direction:column; gap:10px;
      padding:14px 14px;
      border-radius:var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 10px 30px rgba(16,24,40,.05);
    }
    .footer-contact h3{
      margin:0;
      font-size:14px; font-weight:980; letter-spacing:-.25px;
    }
    .contact-row{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      color:var(--muted);
      font-size:13px;
      border-top:1px dashed rgba(16,24,40,.12);
      padding-top:10px;
    }
    .contact-row:first-of-type{border-top:none; padding-top:0}
    .contact-row .v{color:var(--text); font-weight:850}
    .wechat-wrap{
      display:flex; gap:12px; align-items:center; margin-top:6px;
    }
    .wechat-wrap img{
      width:92px; height:auto;
      border-radius:18px;
      border:1px solid rgba(16,24,40,.10);
      background:#fff;
      box-shadow:0 18px 45px rgba(16,24,40,.10);
    }
    .wechat-wrap .txt{
      display:flex; flex-direction:column; gap:6px;
    }
    .wechat-wrap .txt .h{
      font-weight:980; letter-spacing:-.25px;
      margin:0; font-size:13px;
    }
    .wechat-wrap .txt .s{
      margin:0; color:var(--muted); font-size:13px; line-height:1.65;
    }

    .footer-bottom{
      margin-top:14px;
      padding-top:12px;
      border-top:1px solid rgba(16,24,40,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
      color:var(--muted2);
      font-size:12px;
    }
    .footer-bottom .legal{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .to-top{
      display:inline-flex; gap:10px; align-items:center;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.72);
      cursor:pointer;
      color:rgba(16,24,40,.75);
      transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
      user-select:none;
    }
    .to-top:hover{
      transform:translateY(-1px);
      box-shadow:0 18px 40px rgba(16,24,40,.10);
      border-color:rgba(124,58,237,.20);
    }
    .to-top svg{width:16px; height:16px}

    .float-customer{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      display:flex; align-items:center; gap:10px;
      padding:11px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(16,24,40,.12);
      cursor:pointer;
      transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
      user-select:none;
      color:rgba(16,24,40,.8);
      font-weight:900;
      font-size:13px;
      max-width:240px;
    }
    .float-btn:hover{transform:translateY(-2px); box-shadow:0 26px 72px rgba(16,24,40,.16); border-color:rgba(124,58,237,.22)}
    .float-btn .ico{
      width:36px; height:36px; border-radius:16px;
      background:linear-gradient(135deg, rgba(34,197,94,.14), rgba(14,165,233,.12), rgba(124,58,237,.12));
      border:1px solid rgba(16,24,40,.10);
      display:grid; place-items:center;
      flex:0 0 auto;
    }
    .float-btn svg{width:16px; height:16px}
    .qr-pop{
      display:none;
      border-radius:22px;
      border:1px solid rgba(16,24,40,.12);
      background:rgba(255,255,255,.92);
      box-shadow:0 26px 82px rgba(16,24,40,.20);
      overflow:hidden;
      width:240px;
      transform-origin:100% 100%;
    }
    .qr-pop.show{display:block; animation:popIn .22s var(--ease) both}
    @keyframes popIn{
      from{opacity:0; transform:scale(.98) translateY(6px)}
      to{opacity:1; transform:scale(1) translateY(0)}
    }
    .qr-top{
      padding:12px 12px;
      border-bottom:1px solid rgba(16,24,40,.08);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .qr-top .t{
      font-weight:980; letter-spacing:-.25px; font-size:13px;
      display:flex; align-items:center; gap:10px;
    }
    .qr-top .t .s{
      width:10px; height:10px; border-radius:4px;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(124,58,237,.10);
    }
    .close-qr{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.75);
      cursor:pointer;
      display:grid; place-items:center;
      transition:transform .18s var(--ease);
    }
    .close-qr:hover{transform:translateY(-1px)}
    .close-qr svg{width:16px; height:16px}
    .qr-body{
      padding:12px 12px 14px;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-start;
    }
    .qr-body img{
      width:120px; border-radius:18px;
      border:1px solid rgba(16,24,40,.10);
      background:#fff;
      box-shadow:0 18px 45px rgba(16,24,40,.12);
    }
    .qr-body .s{
      color:var(--muted);
      font-size:12px;
      line-height:1.7;
      margin:0;
    }

    .reveal{opacity:0; transform:translateY(10px); transition:opacity .6s var(--ease), transform .6s var(--ease)}
    .reveal.in{opacity:1; transform:translateY(0)}
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .status .pulse{animation:none}
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .hero h1{font-size:30px}
      .hero-quick{grid-template-columns:repeat(2, minmax(0,1fr))}
      .grid-3{grid-template-columns:1fr 1fr}
      .steps{grid-template-columns:repeat(2, minmax(0,1fr))}
      .reviews{grid-template-columns:1fr 1fr}
      .cases{grid-template-columns:1fr}
      .article-grid{grid-template-columns:1fr 1fr}
      .price-band{grid-template-columns:1fr}
      form{grid-template-columns:1fr}
      .time-row{grid-template-columns: 140px 1fr}
      .footer-top{grid-template-columns:1fr}
      .desktop-menu{display:none}
      .mobile-menu-btn{display:flex}
      .mobile-panel{display:none}
      .mobile-panel.open{display:block}
    }
    @media (max-width: 560px){
      .hero h1{font-size:26px}
      .hero-left{padding:18px 14px}
      .hero-right{padding:16px 12px}
      .hero-quick{grid-template-columns:1fr}
      .grid-2{grid-template-columns:1fr}
      .grid-3{grid-template-columns:1fr}
      .grid-4{grid-template-columns:1fr 1fr}
      .steps{grid-template-columns:1fr}
      .reviews{grid-template-columns:1fr}
      .article-grid{grid-template-columns:1fr}
      .time-row{grid-template-columns:1fr}
      .time-row .when{white-space:normal}
      .float-customer{right:12px; bottom:12px}
      .float-btn{max-width:200px}
      .qr-pop{width:220px}
      .nav-wrap{padding:10px 0}
      .brand{min-width:auto}
      .brand .tag{display:none}
    }