:root{
      --bg0:#ffffff;
      --bg1:#fff7db;
      --bg2:#fff1b3;
      --card:#ffffff;
      --text:#141414;
      --muted:#5a5a5a;
      --muted2:#7a7a7a;
      --border:rgba(20,20,20,.10);
      --shadow:0 18px 55px rgba(17,24,39,.10);
      --shadow2:0 10px 28px rgba(17,24,39,.10);
      --brand:#ffcc00;
      --brand2:#ffb300;
      --accent:#1f6fff;
      --accent2:#0ea5e9;
      --good:#16a34a;
      --warn:#f59e0b;
      --danger:#ef4444;
      --ring:rgba(255,204,0,.35);
      --radius:18px;
      --radius2:14px;
      --container:1100px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 20% -10%, rgba(255,204,0,.25), transparent 60%),
        radial-gradient(900px 480px at 90% 0%, rgba(31,111,255,.14), transparent 60%),
        linear-gradient(180deg, #ffffff 0%, #fffdf3 55%, #ffffff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }

    header{
      position:sticky; top:0; z-index:50;
      background:rgba(255,255,255,.78);
      backdrop-filter:saturate(160%) blur(10px);
      border-bottom:1px solid rgba(20,20,20,.06);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px; padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:220px;
    }
    .ai-page-logo{
      width:38px; height:auto;
      display:block;
    }
    .brand-text{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand-name{
      font-weight:900; letter-spacing:.2px;
      font-size:16px;
    }
    .brand-sub{
      font-size:12px; color:var(--muted2);
      margin-top:3px;
    }

    .nav-links{
      display:flex; align-items:center; gap:14px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:var(--muted);
      padding:8px 10px; border-radius:999px;
      border:1px solid transparent;
      transition:background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(255,204,0,.18);
      border-color:rgba(255,204,0,.35);
      transform:translateY(-1px);
      color:#111;
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
      margin-left:6px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      border-radius:999px;
      padding:10px 14px;
      border:1px solid var(--border);
      background:#fff;
      color:var(--text);
      font-weight:700;
      font-size:13px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-1px); box-shadow:0 10px 25px rgba(17,24,39,.10); border-color:rgba(20,20,20,.18)}
    .btn-primary{
      border-color:rgba(255,204,0,.5);
      background:linear-gradient(180deg, #ffd84d 0%, #ffbf00 100%);
      box-shadow:0 18px 35px rgba(255,204,0,.22);
    }
    .btn-primary:hover{
      box-shadow:0 22px 50px rgba(255,204,0,.28);
      border-color:rgba(255,170,0,.65);
    }
    .btn-ghost{
      background:rgba(255,255,255,.7);
    }
    .btn svg{width:16px; height:16px}

    .mobile-toggle{
      display:none;
      border:1px solid rgba(20,20,20,.12);
      background:#fff;
      padding:10px 12px;
      border-radius:12px;
      cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease;
    }
    .mobile-toggle:hover{transform:translateY(-1px); box-shadow:0 10px 25px rgba(17,24,39,.10)}
    .mobile-toggle .bars{width:18px; height:12px; position:relative}
    .mobile-toggle .bars span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background:#111;
      transition:transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .mobile-toggle .bars span:nth-child(1){top:0}
    .mobile-toggle .bars span:nth-child(2){top:5px}
    .mobile-toggle .bars span:nth-child(3){top:10px}
    .mobile-toggle[aria-expanded="true"] .bars span:nth-child(1){top:5px; transform:rotate(45deg)}
    .mobile-toggle[aria-expanded="true"] .bars span:nth-child(2){opacity:0}
    .mobile-toggle[aria-expanded="true"] .bars span:nth-child(3){top:5px; transform:rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:0 0 14px 0;
    }
    .mobile-panel .panel-inner{
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.9);
      border-radius:16px;
      padding:12px;
      box-shadow:0 15px 40px rgba(17,24,39,.08);
    }
    .mobile-panel a{
      display:flex; justify-content:space-between; align-items:center;
      padding:10px 12px;
      border-radius:12px;
      color:var(--muted);
      border:1px solid transparent;
      transition:background .2s ease, border-color .2s ease;
      font-size:14px;
    }
    .mobile-panel a:hover{
      background:rgba(255,204,0,.16);
      border-color:rgba(255,204,0,.35);
      color:#111;
    }
    .mobile-panel .panel-grid{
      display:grid; grid-template-columns:1fr 1fr; gap:10px;
    }
    .mobile-panel .panel-cta{
      display:grid; grid-template-columns:1fr; gap:10px;
      margin-top:12px;
    }

    .hero{
      padding:34px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
      margin-top:8px;
    }
    .hero-left{
      border:1px solid rgba(20,20,20,.08);
      background:
        radial-gradient(900px 420px at 10% 0%, rgba(255,204,0,.35), transparent 62%),
        radial-gradient(700px 360px at 100% 10%, rgba(31,111,255,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.9) 0%, rgba(255,255,255,.75) 100%);
      border-radius:var(--radius);
      padding:22px;
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .hero-left::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(115deg, rgba(255,204,0,.18), transparent 35%),
        linear-gradient(65deg, rgba(31,111,255,.14), transparent 45%);
      pointer-events:none;
      filter:blur(0px);
      opacity:.9;
    }
    .hero-left > *{position:relative; z-index:1}

    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,204,0,.18);
      border:1px solid rgba(255,204,0,.35);
      color:#1a1a1a;
      font-weight:800; font-size:12px;
    }
    .pill .dot{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(180deg, #ffd84d, #ffbf00);
      box-shadow:0 0 0 4px rgba(255,204,0,.20);
    }
    .micro{
      color:var(--muted2);
      font-size:13px;
      font-weight:650;
    }

    h1{
      margin:14px 0 10px;
      font-size:34px;
      line-height:1.15;
      letter-spacing:-.4px;
    }
    .lead{
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width:62ch;
      margin:0;
    }
    .hero-actions{
      margin-top:16px;
      display:flex; flex-wrap:wrap; align-items:center; gap:10px;
    }
    .btn-linkish{
      border-radius:999px;
      padding:10px 12px;
      border:1px dashed rgba(20,20,20,.18);
      background:rgba(255,255,255,.62);
      font-weight:750; font-size:13px;
      color:#111;
      cursor:pointer;
      transition:transform .2s ease, background .2s ease, border-color .2s ease;
      display:inline-flex; align-items:center; gap:10px;
    }
    .btn-linkish:hover{
      transform:translateY(-1px);
      background:rgba(255,255,255,.9);
      border-color:rgba(255,204,0,.55);
    }
    .hero-right{
      border:1px solid rgba(20,20,20,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.86) 0%, rgba(255,255,255,.72) 100%);
      border-radius:var(--radius);
      padding:18px;
      box-shadow:var(--shadow2);
      display:flex; flex-direction:column; gap:12px;
      overflow:hidden;
      position:relative;
    }
    .hero-right::after{
      content:"";
      position:absolute; inset:-60px -40px auto auto;
      width:220px; height:220px;
      background:radial-gradient(circle at 30% 30%, rgba(255,204,0,.35), transparent 60%);
      pointer-events:none;
      transform:rotate(15deg);
    }

    .data-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .metric{
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.82);
      border-radius:16px;
      padding:12px 12px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .metric:hover{
      transform:translateY(-2px);
      box-shadow:0 14px 35px rgba(17,24,39,.10);
      border-color:rgba(255,204,0,.35);
    }
    .metric .num{
      font-size:18px;
      font-weight:950;
      letter-spacing:-.3px;
      margin-bottom:6px;
    }
    .metric .label{
      color:var(--muted2);
      font-size:12px;
      line-height:1.4;
      font-weight:650;
    }
    .metric .spark{
      position:absolute; right:-10px; bottom:-10px;
      width:64px; height:64px;
      border-radius:20px;
      background:linear-gradient(180deg, rgba(255,204,0,.28), rgba(31,111,255,.12));
      transform:rotate(10deg);
      filter:blur(.0px);
      opacity:.9;
    }

    .hero-panel{
      border:1px solid rgba(20,20,20,.08);
      border-radius:16px;
      background:rgba(255,255,255,.86);
      padding:14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .panel-head{
      display:flex; justify-content:space-between; align-items:flex-start; gap:10px;
    }
    .panel-title{
      font-weight:950; letter-spacing:-.2px;
      font-size:14px;
      margin:0;
    }
    .panel-tag{
      font-size:12px;
      font-weight:900;
      color:#1b1b1b;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(255,204,0,.38);
      background:rgba(255,204,0,.18);
      white-space:nowrap;
    }
    .panel-body{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      margin:0;
    }
    .panel-steps{
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.82);
      font-size:12px; font-weight:800;
      color:#171717;
    }
    .chip .mini{
      width:8px; height:8px; border-radius:50%;
      background:linear-gradient(180deg, #1f6fff, #0ea5e9);
      box-shadow:0 0 0 4px rgba(14,165,233,.15);
    }

    section{
      padding:28px 0;
    }
    .section-title-row{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
      margin-bottom:14px;
    }
    .section-title{
      margin:0;
      font-size:22px;
      letter-spacing:-.2px;
    }
    .section-sub{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:60ch;
    }

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

    .cards{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:14px;
    }
    .card{
      grid-column:span 4;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius2);
      padding:16px;
      box-shadow:0 10px 25px rgba(17,24,39,.06);
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform:translateY(-2px);
      box-shadow:0 16px 42px rgba(17,24,39,.10);
      border-color:rgba(255,204,0,.35);
    }
    .card .icon{
      width:40px; height:40px; border-radius:14px;
      background:linear-gradient(180deg, rgba(255,204,0,.25), rgba(31,111,255,.12));
      border:1px solid rgba(255,204,0,.3);
      display:flex; align-items:center; justify-content:center;
      margin-bottom:10px;
    }
    .card .icon svg{width:18px; height:18px}
    .card h3{
      margin:0 0 8px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .card .more{
      margin-top:12px;
      display:inline-flex; align-items:center; gap:8px;
      font-weight:850; font-size:13px;
      color:#0c2b57;
    }
    .card .more span{
      width:26px; height:26px; border-radius:10px;
      border:1px solid rgba(20,20,20,.10);
      display:flex; align-items:center; justify-content:center;
      background:rgba(255,255,255,.75);
    }

    .steps{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:14px;
    }
    .step{
      grid-column:span 3;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.88);
      border-radius:16px;
      padding:14px;
      position:relative;
      overflow:hidden;
    }
    .step::after{
      content:"";
      position:absolute; inset:auto -40px -50px auto;
      width:120px; height:120px;
      background:radial-gradient(circle at 30% 30%, rgba(255,204,0,.28), transparent 60%);
      transform:rotate(25deg);
      opacity:.85;
      pointer-events:none;
    }
    .step > *{position:relative; z-index:1}
    .step .idx{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(255,204,0,.35);
      background:rgba(255,204,0,.18);
      font-weight:950; font-size:12px;
      letter-spacing:.2px;
    }
    .step h3{
      margin:0 0 7px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .step p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }

    .compare{
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius);
      box-shadow:0 12px 40px rgba(17,24,39,.07);
      overflow:hidden;
    }
    .compare .topbar{
      padding:16px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      background:
        radial-gradient(900px 300px at 0% 0%, rgba(255,204,0,.20), transparent 55%),
        radial-gradient(700px 260px at 100% 0%, rgba(31,111,255,.14), transparent 50%);
      border-bottom:1px solid rgba(20,20,20,.06);
    }
    .compare .headline{
      margin:0;
      font-size:18px;
      letter-spacing:-.2px;
      font-weight:1000;
    }
    .score-wrap{
      display:flex; flex-direction:column; align-items:flex-end; gap:6px;
    }
    .stars{
      display:flex; gap:4px; align-items:center;
    }
    .stars svg{width:16px; height:16px; color:#ffb300}
    .score{
      font-weight:1000;
      font-size:22px;
      letter-spacing:-.4px;
      line-height:1;
    }
    .score-note{
      color:var(--muted2);
      font-size:12px;
      font-weight:750;
    }

    .compare table{
      width:100%;
      border-collapse:collapse;
      font-size:13px;
      table-layout:fixed;
    }
    .compare th, .compare td{
      padding:12px 12px;
      border-bottom:1px solid rgba(20,20,20,.07);
      vertical-align:top;
    }
    .compare th{
      text-align:left;
      color:var(--muted2);
      font-weight:850;
      background:rgba(255,255,255,.65);
    }
    .compare td{
      color:#1a1a1a;
      line-height:1.6;
    }
    .td-muted{color:var(--muted)}
    .tick{
      display:inline-flex; align-items:center; gap:8px; font-weight:850;
    }
    .tick i{
      width:18px; height:18px; border-radius:6px;
      background:rgba(22,163,74,.12);
      border:1px solid rgba(22,163,74,.25);
      display:inline-flex; align-items:center; justify-content:center;
      color:var(--good);
      font-style:normal;
      font-weight:1000;
      font-size:12px;
    }
    .cross i{
      width:18px; height:18px; border-radius:6px;
      background:rgba(239,68,68,.10);
      border:1px solid rgba(239,68,68,.22);
      display:inline-flex; align-items:center; justify-content:center;
      color:var(--danger);
      font-style:normal;
      font-weight:1000;
      font-size:12px;
    }

    .hscroll{
      overflow:auto;
      border-top:1px solid rgba(20,20,20,.06);
    }
    .hscroll::-webkit-scrollbar{height:10px}
    .hscroll::-webkit-scrollbar-thumb{background:rgba(20,20,20,.12); border-radius:10px}

    .service-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:14px;
    }
    .service-left{
      grid-column:span 7;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius);
      padding:16px;
      box-shadow:0 12px 40px rgba(17,24,39,.07);
    }
    .service-right{
      grid-column:span 5;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius);
      padding:16px;
      box-shadow:0 12px 40px rgba(17,24,39,.07);
    }
    .list{
      margin:0; padding:0; list-style:none;
      display:grid; gap:10px;
    }
    .list li{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px;
      border-radius:14px;
      border:1px solid rgba(20,20,20,.06);
      background:rgba(255,255,255,.78);
      transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .list li:hover{
      transform:translateY(-2px);
      border-color:rgba(255,204,0,.35);
      box-shadow:0 14px 36px rgba(17,24,39,.08);
    }
    .list .mark{
      width:28px; height:28px; border-radius:12px;
      background:linear-gradient(180deg, rgba(255,204,0,.25), rgba(31,111,255,.12));
      border:1px solid rgba(255,204,0,.3);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .list .mark svg{width:14px; height:14px}
    .list .title{
      font-weight:950; font-size:14px; margin:0 0 4px; letter-spacing:-.1px;
    }
    .list .desc{
      margin:0; color:var(--muted); font-size:13px; line-height:1.6;
    }

    .grid-2{
      display:grid; grid-template-columns:1fr 1fr; gap:14px;
    }

    .pricing{
      display:grid; grid-template-columns:repeat(12,1fr); gap:14px;
      align-items:stretch;
    }
    .price-card{
      grid-column:span 6;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius);
      padding:16px;
      box-shadow:0 12px 40px rgba(17,24,39,.07);
      display:flex; flex-direction:column; gap:12px;
    }
    .price-card h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .price-card p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .token-row{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(20,20,20,.06);
      background:rgba(255,255,255,.78);
    }
    .token{
      display:flex; flex-direction:column; gap:6px;
    }
    .token .big{
      font-size:26px; font-weight:1100; letter-spacing:-.5px; line-height:1;
    }
    .token .small{
      color:var(--muted2); font-weight:800; font-size:12px; line-height:1.4;
    }
    .token-badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(255,204,0,.35);
      background:rgba(255,204,0,.18);
      font-weight:950; font-size:12px;
      white-space:nowrap;
    }

    .form{
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.88);
      border-radius:var(--radius);
      box-shadow:0 12px 40px rgba(17,24,39,.07);
      padding:16px;
    }
    .form h3{margin:0 0 6px; font-size:16px; letter-spacing:-.2px}
    .form p{margin:0 0 14px; color:var(--muted); font-size:13px; line-height:1.7}
    form .grid{
      display:grid; grid-template-columns:1fr 1fr; gap:12px;
    }
    label{
      display:flex; flex-direction:column; gap:8px;
      font-size:12px; color:var(--muted2); font-weight:850;
    }
    input, select, textarea{
      width:100%;
      border:1px solid rgba(20,20,20,.12);
      border-radius:12px;
      padding:11px 12px;
      background:#fff;
      font-size:14px;
      color:var(--text);
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color:rgba(255,204,0,.7);
      box-shadow:0 0 0 4px var(--ring);
    }
    .form .actions{
      margin-top:12px;
      display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:space-between;
    }
    .small-note{
      color:var(--muted2);
      font-size:12px; line-height:1.5;
      font-weight:750;
    }

    .accordion{
      display:grid; gap:10px;
    }
    details{
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:16px;
      padding:12px 12px;
      box-shadow:0 10px 28px rgba(17,24,39,.05);
      transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    details[open]{
      border-color:rgba(255,204,0,.45);
      box-shadow:0 16px 42px rgba(17,24,39,.10);
      transform:translateY(-1px);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      font-weight:950;
      letter-spacing:-.2px;
      font-size:14px;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; align-items:center; gap:10px; flex:0 0 auto;
      color:var(--muted2); font-weight:900; font-size:12px;
    }
    .chev{
      width:26px; height:26px; border-radius:10px;
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.8);
      display:flex; align-items:center; justify-content:center;
      transition:transform .2s ease;
    }
    details[open] .chev{transform:rotate(180deg)}
    .ans{
      margin-top:10px;
      color:var(--muted);
      font-size:13px; line-height:1.7;
      padding-left:2px;
    }

    .comments{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:14px;
    }
    .comment{
      grid-column:span 4;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.88);
      border-radius:var(--radius2);
      padding:16px;
      box-shadow:0 12px 36px rgba(17,24,39,.06);
    }
    .comment .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .avatar{
      width:38px; height:38px; border-radius:14px;
      background:linear-gradient(180deg, rgba(255,204,0,.25), rgba(31,111,255,.12));
      border:1px solid rgba(255,204,0,.3);
      display:flex; align-items:center; justify-content:center;
      font-weight:1100;
      letter-spacing:-.4px;
      flex:0 0 auto;
    }
    .role{
      font-size:12px; font-weight:950; color:var(--muted2);
      text-align:right;
      white-space:nowrap;
    }
    .comment .text{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }
    .rating-row{
      display:flex; align-items:center; gap:8px; margin-top:12px;
      color:#111; font-weight:950;
      font-size:13px;
    }
    .rating-row .rstars svg{width:16px; height:16px; color:#ffb300}

    .case-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:14px;
    }
    .case{
      grid-column:span 4;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.88);
      border-radius:var(--radius2);
      padding:16px;
      box-shadow:0 12px 36px rgba(17,24,39,.06);
      display:flex; flex-direction:column; gap:10px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .case:hover{transform:translateY(-2px); border-color:rgba(255,204,0,.35); box-shadow:0 16px 46px rgba(17,24,39,.10)}
    .case .k{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .tag{
      display:inline-flex; align-items:center;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.75);
      font-size:12px; font-weight:900; color:#171717;
    }
    .tag.hot{
      border-color:rgba(255,204,0,.4);
      background:rgba(255,204,0,.18);
    }
    .case h3{margin:0; font-size:15px; letter-spacing:-.1px}
    .case p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .case .cta{
      margin-top:auto;
      display:flex; justify-content:space-between; align-items:center; gap:10px;
    }
    .mini-link{
      display:inline-flex; align-items:center; gap:10px;
      font-weight:950; font-size:13px;
      color:#0c2b57;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.72);
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      white-space:nowrap;
    }
    .mini-link:hover{
      transform:translateY(-1px);
      box-shadow:0 12px 30px rgba(17,24,39,.10);
      border-color:rgba(255,204,0,.35);
    }
    .case .time{
      color:var(--muted2); font-size:12px; font-weight:850;
      white-space:nowrap;
    }

    .article-grid{
      display:grid; grid-template-columns:repeat(12,1fr); gap:14px;
    }
    .article-list{
      grid-column:span 7;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius);
      padding:16px;
      box-shadow:0 12px 40px rgba(17,24,39,.07);
    }
    .article-side{
      grid-column:span 5;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius);
      padding:16px;
      box-shadow:0 12px 40px rgba(17,24,39,.07);
      display:flex; flex-direction:column; gap:12px;
    }
    .articles{
      list-style:none; margin:0; padding:0; display:grid; gap:10px;
    }
    .article-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px;
      border:1px solid rgba(20,20,20,.06);
      border-radius:16px;
      background:rgba(255,255,255,.78);
      transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .article-item:hover{
      transform:translateY(-2px);
      border-color:rgba(255,204,0,.35);
      box-shadow:0 14px 36px rgba(17,24,39,.08);
    }
    .article-item h3{
      margin:0;
      font-size:14px;
      letter-spacing:-.1px;
      line-height:1.35;
    }
    .article-item p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .article-item .meta{
      color:var(--muted2);
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
      padding-top:2px;
    }

    .network{
      display:grid; grid-template-columns:repeat(12,1fr); gap:14px;
      align-items:stretch;
    }
    .network .node{
      grid-column:span 4;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.86);
      border-radius:var(--radius2);
      padding:16px;
      box-shadow:0 12px 36px rgba(17,24,39,.06);
    }
    .node h3{margin:0 0 8px; font-size:15px; letter-spacing:-.1px}
    .node p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}
    .node .bullets{
      margin-top:12px;
      display:grid; gap:8px;
    }
    .bline{
      display:flex; gap:10px; align-items:flex-start;
      font-size:13px; color:#171717;
      font-weight:850;
    }
    .bline i{
      width:18px; height:18px; border-radius:7px;
      background:rgba(31,111,255,.10);
      border:1px solid rgba(31,111,255,.22);
      display:inline-flex; align-items:center; justify-content:center;
      color:var(--accent);
      font-style:normal;
      font-size:12px;
      flex:0 0 auto;
      margin-top:2px;
    }
    .bline span{color:var(--muted); font-weight:750}

    footer{
      background:linear-gradient(180deg, rgba(255,247,219,1) 0%, rgba(255,241,179,1) 100%);
      border-top:1px solid rgba(20,20,20,.08);
      padding:22px 0 28px;
      color:#101010;
    }
    .footer-grid{
      display:grid; grid-template-columns:1.3fr .7fr 1fr; gap:14px;
      align-items:start;
    }
    .foot-card{
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.55);
      border-radius:var(--radius);
      padding:16px;
    }
    .foot-title{
      margin:0 0 10px; font-size:14px; font-weight:1000; letter-spacing:-.2px;
    }
    .foot-text{
      margin:0; color:rgba(16,16,16,.72); font-size:13px; line-height:1.7;
    }
    .foot-links{
      margin:0; padding:0; list-style:none; display:grid; gap:10px;
    }
    .foot-links a{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(20,20,20,.08);
      background:rgba(255,255,255,.45);
      color:#101010;
      font-weight:900;
      font-size:13px;
      transition:transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .foot-links a:hover{
      transform:translateY(-2px);
      border-color:rgba(255,204,0,.55);
      background:rgba(255,255,255,.65);
    }
    .foot-links a span{color:rgba(16,16,16,.62); font-weight:800; font-size:12px}
    .copyright{
      margin-top:14px;
      padding-top:12px;
      border-top:1px solid rgba(20,20,20,.10);
      color:rgba(16,16,16,.70);
      font-size:12px;
      font-weight:800;
      display:flex; flex-wrap:wrap; gap:10px; justify-content:space-between; align-items:center;
    }
    .footer-note{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }

    .float-chat{
      position:fixed;
      right:16px; bottom:16px;
      z-index:60;
      display:flex; flex-direction:column; gap:10px; align-items:flex-end;
    }
    .chat-btn{
      width:50px; height:50px;
      border-radius:18px;
      border:1px solid rgba(20,20,20,.12);
      background:linear-gradient(180deg, #ffd84d 0%, #ffbf00 100%);
      box-shadow:0 18px 40px rgba(255,204,0,.28);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease;
    }
    .chat-btn:hover{transform:translateY(-2px); box-shadow:0 24px 60px rgba(255,204,0,.35)}
    .chat-btn svg{width:22px; height:22px}
    .chat-pop{
      width:min(320px, calc(100vw - 32px));
      border-radius:18px;
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.92);
      backdrop-filter: blur(10px);
      box-shadow:0 24px 60px rgba(17,24,39,.18);
      overflow:hidden;
      transform-origin: 90% 100%;
      transform:scale(.98);
      opacity:0;
      pointer-events:none;
      transition:opacity .2s ease, transform .2s ease;
    }
    .chat-pop.open{
      opacity:1; transform:scale(1); pointer-events:auto;
    }
    .chat-pop .head{
      padding:12px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      background:linear-gradient(180deg, rgba(255,204,0,.22), rgba(255,204,0,.08));
      border-bottom:1px solid rgba(20,20,20,.08);
    }
    .chat-pop .head h3{
      margin:0; font-size:13px; font-weight:1100; letter-spacing:-.2px;
    }
    .close-x{
      width:30px; height:30px;
      border-radius:12px;
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.7);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition:transform .2s ease;
      flex:0 0 auto;
    }
    .close-x:hover{transform:translateY(-1px)}
    .close-x svg{width:14px; height:14px}
    .chat-pop .body{
      padding:12px;
      display:flex; gap:12px; align-items:center;
    }
    .qr{
      width:78px; height:78px; border-radius:16px;
      border:1px solid rgba(20,20,20,.10);
      background:#fff;
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .qr img{width:100%; height:auto; display:block}
    .chat-pop .body p{
      margin:0; color:var(--muted); font-size:13px; line-height:1.6;
      font-weight:750;
    }
    .chat-pop .actions{
      padding:0 12px 12px;
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .tiny{
      font-size:12px; color:var(--muted2); font-weight:850;
    }

    .section-anchor{
      scroll-margin-top:90px;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .hero-left{padding:18px}
      h1{font-size:30px}
      .card{grid-column:span 6}
      .step{grid-column:span 6}
      .service-left{grid-column:span 12}
      .service-right{grid-column:span 12}
      .price-card{grid-column:span 12}
      .comment{grid-column:span 6}
      .case{grid-column:span 6}
      .article-list{grid-column:span 12}
      .article-side{grid-column:span 12}
      .network .node{grid-column:span 6}
      .footer-grid{grid-template-columns:1fr; }
      .nav-links{display:none}
      .nav-cta{display:none}
      .mobile-toggle{display:block}
      .mobile-panel{display:block}
      .mobile-panel .panel-inner{display:none}
      .mobile-panel.open .panel-inner{display:block}
    }
    @media (max-width: 640px){
      h1{font-size:26px}
      .data-grid{grid-template-columns:1fr 1fr}
      .card{grid-column:span 12}
      .step{grid-column:span 12}
      .comment{grid-column:span 12}
      .case{grid-column:span 12}
      .network .node{grid-column:span 12}
      form .grid{grid-template-columns:1fr}
    }