:root{
      --bg0:#fbfbfe;
      --bg1:#f6f4ff;
      --card:#ffffff;
      --text:#14161d;
      --muted:#5a6272;
      --muted2:#7a8396;
      --line:rgba(20,22,29,.10);
      --shadow: 0 10px 30px rgba(15,23,42,.08);
      --shadow2: 0 10px 20px rgba(15,23,42,.10);
      --brand:#2a5cff;
      --brand2:#7c3aed;
      --brand3:#00b3a4;
      --accent:#ff4d6d;
      --radius:16px;
      --radius2:22px;
      --container:1120px;
      --pad:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 10% -10%, rgba(42,92,255,.14), transparent 55%),
        radial-gradient(900px 520px at 80% 0%, rgba(124,58,237,.14), transparent 52%),
        radial-gradient(900px 520px at 30% 30%, rgba(0,179,164,.10), transparent 52%),
        linear-gradient(180deg, var(--bg0), #ffffff 38%, #fbfbff 100%);
    }
    a{color:inherit}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--pad);
    }
    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      background: rgba(251,251,254,.78);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(20,22,29,.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: 200px;
    }
    .ai-page-logo{
      width:40px;
      height:40px;
      border-radius:12px;
      background: rgba(255,255,255,.8);
      box-shadow: 0 8px 18px rgba(42,92,255,.14);
      object-fit:contain;
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted2);
    }

    .nav{
      display:flex;
      align-items:center;
      gap:16px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav a{
      text-decoration:none;
      font-size:13px;
      color:var(--muted);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, transform .2s ease, color .2s ease;
      white-space:nowrap;
    }
    .nav a:hover{
      background: rgba(42,92,255,.08);
      border-color: rgba(42,92,255,.14);
      color: #1a2a5d;
      transform: translateY(-1px);
    }
    .nav .primary-link{
      background: linear-gradient(135deg, rgba(42,92,255,.12), rgba(124,58,237,.12));
      border-color: rgba(42,92,255,.22);
      color:#1b2d63;
    }
    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(20,22,29,.10);
      background:#fff;
      color:var(--text);
      text-decoration:none;
      font-weight:600;
      font-size:13px;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 26px rgba(17,24,39,.12);
      border-color: rgba(20,22,29,.16);
    }
    .btn-primary{
      border:0;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      color:#fff;
      box-shadow: 0 14px 30px rgba(42,92,255,.24);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 40px rgba(42,92,255,.28);
    }
    .btn-soft{
      background: rgba(42,92,255,.08);
      border-color: rgba(42,92,255,.18);
      color:#16315f;
    }
    .icon-dot{
      width:10px;height:10px;border-radius:50%;
      background: radial-gradient(circle at 35% 35%, #fff, rgba(255,255,255,.2) 35%, rgba(255,255,255,0) 65%), linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 10px 20px rgba(42,92,255,.22);
    }

    .mobile-toggle{
      display:none;
      border:1px solid rgba(20,22,29,.10);
      border-radius:14px;
      padding:10px 12px;
      background:#fff;
      cursor:pointer;
      align-items:center;
      gap:10px;
      font-weight:700;
      font-size:13px;
      color:var(--text);
    }
    .burger{
      width:18px;height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px; background: rgba(20,22,29,.8);
      border-radius:2px; transition: transform .2s ease, opacity .2s ease, top .2s ease;
    }
    .burger span:nth-child(1){top:0}
    .burger span:nth-child(2){top:5px}
    .burger span:nth-child(3){top:10px}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(2){opacity:0}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-drawer{
      display:none;
      padding:10px 0 14px;
      border-top:1px solid rgba(20,22,29,.08);
    }
    .mobile-drawer .mobile-links{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      padding-top:12px;
    }
    .mobile-drawer a{
      text-decoration:none;
      border:1px solid rgba(20,22,29,.10);
      background:#fff;
      padding:10px 12px;
      border-radius:14px;
      color:var(--muted);
      font-weight:650;
      font-size:13px;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .mobile-drawer a:hover{
      transform: translateY(-1px);
      border-color: rgba(42,92,255,.18);
      background: rgba(42,92,255,.06);
      color:#1b2d63;
    }
    .mobile-cta{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:14px;
    }

    .hero{
      padding:30px 0 20px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute; inset:-120px -200px auto -200px;
      height:360px;
      background:
        radial-gradient(220px 160px at 14% 50%, rgba(42,92,255,.22), transparent 60%),
        radial-gradient(220px 160px at 45% 30%, rgba(124,58,237,.18), transparent 60%),
        radial-gradient(220px 160px at 70% 58%, rgba(0,179,164,.16), transparent 60%),
        radial-gradient(220px 160px at 92% 40%, rgba(255,77,109,.14), transparent 60%);
      filter: blur(2px);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.25fr .75fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      border-radius:var(--radius2);
      background:
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.68));
      border:1px solid rgba(20,22,29,.08);
      box-shadow: var(--shadow);
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .hero-card::after{
      content:"";
      position:absolute; inset:auto -60px -80px auto;
      width:220px; height:220px;
      background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.85), rgba(255,255,255,0) 58%),
        conic-gradient(from 160deg, rgba(42,92,255,.45), rgba(124,58,237,.38), rgba(0,179,164,.34), rgba(255,77,109,.28), rgba(42,92,255,.45));
      filter: blur(.4px);
      opacity:.36;
      border-radius:50%;
      pointer-events:none;
      transform: rotate(12deg);
    }
    .pill-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:12px;
      position:relative;
      z-index:1;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.7);
      font-weight:750;
      font-size:12px;
      color:#2b2f3a;
    }
    .pill i{
      width:10px;height:10px;border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 10px 24px rgba(42,92,255,.22);
      display:inline-block;
    }
    .hero h1{
      margin:0;
      font-size:30px;
      letter-spacing:-.6px;
      line-height:1.2;
      position:relative;
      z-index:1;
    }
    .hero p{
      margin:12px 0 16px;
      color:var(--muted);
      font-size:14.5px;
      line-height:1.7;
      position:relative;
      z-index:1;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      position:relative;
      z-index:1;
      margin-top:6px;
    }
    .subnote{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top:16px;
      position:relative;
      z-index:1;
    }
    .subnote .mini{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 12px;
      border-radius:14px;
      background: rgba(42,92,255,.06);
      border:1px solid rgba(42,92,255,.14);
      min-width: 180px;
      flex: 1;
    }
    .mini svg{flex:0 0 auto; margin-top:2px}
    .mini b{display:block; font-size:13px}
    .mini span{display:block; margin-top:2px; font-size:12.5px; color:var(--muted2); line-height:1.4}
    .hero-side{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow);
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
      overflow:hidden;
      position:relative;
    }
    .hero-side::before{
      content:"";
      position:absolute; inset:-100px -100px auto auto;
      width:230px; height:230px;
      background:
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.9), rgba(255,255,255,0) 52%),
        conic-gradient(from 220deg, rgba(42,92,255,.35), rgba(124,58,237,.30), rgba(0,179,164,.26), rgba(255,77,109,.22), rgba(42,92,255,.35));
      opacity:.28;
      border-radius:50%;
      pointer-events:none;
    }
    .side-title{
      display:flex; align-items:center; gap:10px;
      position:relative; z-index:1;
    }
    .side-title strong{font-size:14px}
    .side-title span{font-size:12.5px; color:var(--muted2)}
    .sparkline{
      position:relative; z-index:1;
      border-radius:18px;
      border:1px solid rgba(20,22,29,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.65));
      padding:14px 12px;
      overflow:hidden;
    }
    .sparkline::after{
      content:"";
      position:absolute; inset:-60px auto auto -60px;
      width:220px; height:220px;
      background: radial-gradient(circle at 45% 45%, rgba(42,92,255,.18), transparent 62%);
      pointer-events:none;
    }
    .spark-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      position:relative; z-index:1;
    }
    .metric{
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 26px rgba(15,23,42,.12);
      border-color: rgba(42,92,255,.18);
    }
    .metric b{
      display:block;
      font-size:18px;
      letter-spacing:-.3px;
    }
    .metric span{
      display:block;
      margin-top:4px;
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.35;
    }

    .section{
      padding:26px 0;
    }
    .section-header{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:14px;
    }
    .section-header h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.3px;
    }
    .section-header p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.6;
      max-width: 520px;
    }
    .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);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,22,29,.08);
      box-shadow: 0 10px 24px rgba(15,23,42,.06);
      padding:16px;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      min-width:0;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 34px rgba(15,23,42,.12);
      border-color: rgba(42,92,255,.18);
    }
    .card h3{
      margin:10px 0 8px;
      font-size:15.5px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .badge-row{
      display:flex; gap:8px; flex-wrap:wrap; margin-top:12px;
    }
    .badge{
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:750;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.72);
      color:#2b2f3a;
    }
    .badge.grad1{background: rgba(42,92,255,.08); border-color: rgba(42,92,255,.18)}
    .badge.grad2{background: rgba(124,58,237,.08); border-color: rgba(124,58,237,.18)}
    .badge.grad3{background: rgba(0,179,164,.08); border-color: rgba(0,179,164,.18)}
    .badge.grad4{background: rgba(255,77,109,.08); border-color: rgba(255,77,109,.18)}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:14px;
    }
    .step{
      position:relative;
      overflow:hidden;
      min-width:0;
    }
    .step .num{
      width:36px;height:36px;border-radius:14px;
      display:flex;align-items:center;justify-content:center;
      font-weight:900;
      background: linear-gradient(135deg, rgba(42,92,255,.16), rgba(124,58,237,.16));
      border:1px solid rgba(42,92,255,.22);
    }
    .step .head{
      display:flex;align-items:center; gap:12px; margin-bottom:10px;
    }
    .step h3{margin:0}
    .step p{margin:0}
    .step::after{
      content:"";
      position:absolute; inset:auto -60px -70px auto;
      width:160px; height:160px;
      background: radial-gradient(circle at 30% 30%, rgba(42,92,255,.16), transparent 58%);
      pointer-events:none;
      opacity:.6;
    }

    .compare-wrap{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.74);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      padding:16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      border-bottom:1px solid rgba(20,22,29,.08);
      background:
        linear-gradient(135deg, rgba(42,92,255,.10), rgba(124,58,237,.08) 55%, rgba(0,179,164,.06));
    }
    .rating{
      display:flex; align-items:center; gap:12px;
    }
    .stars{
      font-size:14px;
      color:#1f2a3b;
      display:flex; gap:2px; align-items:center;
    }
    .star{
      width:18px;height:18px; display:inline-block;
      background: conic-gradient(from 220deg, #ffcc33, #ff7a18, #ffcc33);
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      box-shadow: 0 10px 22px rgba(255,204,51,.22);
      opacity:.95;
    }
    .rating .score{
      display:flex; flex-direction:column; gap:2px;
    }
    .rating .score b{font-size:20px; letter-spacing:-.3px}
    .rating .score span{font-size:12.5px; color:var(--muted2)}
    .compare-actions{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }

    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      font-size:13.5px;
    }
    thead th{
      text-align:left;
      padding:12px 12px;
      background: rgba(255,255,255,.86);
      border-bottom:1px solid rgba(20,22,29,.08);
      color:#2b2f3a;
      font-size:13.5px;
      white-space:nowrap;
    }
    tbody td{
      padding:12px 12px;
      border-bottom:1px solid rgba(20,22,29,.06);
      color:var(--muted);
      vertical-align:top;
    }
    tbody tr:last-child td{border-bottom:0}
    .td-title{
      color:#2b2f3a;
      font-weight:750;
      white-space:nowrap;
      min-width: 170px;
    }
    .mark{
      display:inline-flex; align-items:center; gap:8px;
      font-weight:750;
      color:#1f2a3b;
    }
    .ok{
      width:18px;height:18px;border-radius:7px;
      background: rgba(0,179,164,.12);
      border:1px solid rgba(0,179,164,.22);
      display:inline-flex; align-items:center; justify-content:center;
      color:#0b7a6f;
      font-weight:900;
      flex:0 0 auto;
    }
    .mid{
      width:18px;height:18px;border-radius:7px;
      background: rgba(255,189,61,.12);
      border:1px solid rgba(255,189,61,.22);
      display:inline-flex; align-items:center; justify-content:center;
      color:#a66b00;
      font-weight:900;
      flex:0 0 auto;
    }

    .timeline{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.74);
      box-shadow: var(--shadow);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:22px; top:62px; bottom:28px;
      width:2px;
      background: linear-gradient(180deg, rgba(42,92,255,.45), rgba(124,58,237,.30), rgba(0,179,164,.22));
      opacity:.55;
    }
    .timeline-items{
      display:flex;
      flex-direction:column;
      gap:14px;
      position:relative;
      z-index:1;
      padding-left:44px;
    }
    .timeline-item{
      display:flex; gap:12px; align-items:flex-start;
    }
    .t-dot{
      width:36px;height:36px;border-radius:14px;
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.82);
      box-shadow: 0 12px 20px rgba(15,23,42,.08);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
    }
    .timeline-item b{
      display:block;
      font-size:14.5px;
      margin-top:3px;
    }
    .timeline-item span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.6;
    }

    .logos-grid{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .logo-chip{
      flex:0 0 auto;
      padding:10px 12px;
      border-radius:999px;
      border:1px dashed rgba(20,22,29,.14);
      background: rgba(255,255,255,.64);
      color:#2b2f3a;
      font-weight:780;
      font-size:12.5px;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      user-select:none;
    }
    .logo-chip:hover{
      transform: translateY(-2px);
      border-color: rgba(42,92,255,.22);
      background: rgba(42,92,255,.06);
    }

    .service-cards{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:stretch;
    }
    .service-panel{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .service-panel::after{
      content:"";
      position:absolute; inset:-120px auto auto -120px;
      width:260px;height:260px;
      background: radial-gradient(circle at 40% 40%, rgba(124,58,237,.16), transparent 60%);
      pointer-events:none;
      opacity:.55;
    }
    .service-panel h3{
      margin:0 0 8px;
      font-size:16px;
      position:relative; z-index:1;
    }
    .service-panel p{
      margin:0 0 12px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
      position:relative; z-index:1;
    }
    .list{
      position:relative; z-index:1;
      display:flex; flex-direction:column; gap:10px;
      margin-top:12px;
    }
    .li{
      display:flex; gap:12px; align-items:flex-start;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.72);
      transition: transform .2s ease, border-color .2s ease;
    }
    .li:hover{transform: translateY(-2px); border-color: rgba(42,92,255,.18)}
    .li i{
      width:28px;height:28px;border-radius:12px;
      background: linear-gradient(135deg, rgba(42,92,255,.14), rgba(124,58,237,.12));
      border:1px solid rgba(42,92,255,.18);
      display:inline-flex; align-items:center; justify-content:center;
      color:#1b2d63;
      font-weight:900;
      flex:0 0 auto;
      margin-top:1px;
    }
    .li b{display:block; font-size:13.5px}
    .li span{display:block; margin-top:3px; color:var(--muted2); font-size:12.8px; line-height:1.5}

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

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .case-card{
      padding:14px;
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      display:flex;
      flex-direction:column;
      gap:10px;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      min-width:0;
    }
    .case-card:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 34px rgba(15,23,42,.12);
      border-color: rgba(42,92,255,.18);
    }
    .case-media{
      border-radius:18px;
      border:1px solid rgba(20,22,29,.08);
      background:
        radial-gradient(600px 200px at 10% 20%, rgba(42,92,255,.14), transparent 45%),
        radial-gradient(520px 180px at 80% 10%, rgba(124,58,237,.12), transparent 48%),
        linear-gradient(135deg, rgba(255,255,255,.9), rgba(255,255,255,.65));
      overflow:hidden;
      position:relative;
      padding:10px;
    }
    .case-media .img{
      width:100%;
      border-radius:14px;
      overflow:hidden;
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.65);
      display:flex;
      align-items:center;
      justify-content:center;
      aspect-ratio: 16 / 10;
    }
    .case-media img{
      width:100%;
      height:100%;
      object-fit:cover;
      display:block;
    }
    .case-card .meta{
      display:flex; gap:8px; flex-wrap:wrap; align-items:center;
    }
    .tag{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.70);
      color:#2b2f3a;
      font-weight:780;
      font-size:12px;
    }
    .tag.hot{background: rgba(255,77,109,.08); border-color: rgba(255,77,109,.18)}
    .tag.ai{background: rgba(42,92,255,.08); border-color: rgba(42,92,255,.18)}
    .case-card h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:-.2px;
    }
    .case-card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.65;
    }
    .case-card .actions{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:auto;
    }

    .article-list{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .article-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding:14px;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      min-width:0;
    }
    .article-card:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 34px rgba(15,23,42,.12);
      border-color: rgba(42,92,255,.18);
    }
    .article-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .article-top b{
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .article-card p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.65;
    }
    .article-links{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }

    .pricing-box{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .price-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .price-card::after{
      content:"";
      position:absolute; inset:auto -80px -90px auto;
      width:260px;height:260px;
      background: radial-gradient(circle at 35% 35%, rgba(42,92,255,.18), transparent 60%);
      pointer-events:none;
      opacity:.55;
    }
    .price-card h3{margin:0 0 8px; position:relative; z-index:1}
    .price-card p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.7; position:relative; z-index:1}
    .price-table{
      position:relative; z-index:1;
      margin-top:12px;
      overflow:auto;
      border-radius:18px;
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.76);
    }
    .price-table table{min-width: 560px; }
    .price-table thead th{background: rgba(255,255,255,.9)}
    .price-table .td-title{min-width: 200px}

    .faq-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    details.faq{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding:12px 14px;
      transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
    }
    details.faq:hover{
      transform: translateY(-2px);
      border-color: rgba(42,92,255,.18);
      box-shadow: 0 16px 30px rgba(15,23,42,.10);
    }
    details.faq summary{
      cursor:pointer;
      font-weight:850;
      font-size:14px;
      list-style:none;
      outline:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:2px 0;
    }
    details.faq summary::-webkit-details-marker{display:none}
    .chev{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.8);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease;
    }
    details.faq[open] .chev{transform: rotate(180deg)}
    .faq-answer{
      margin-top:10px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      border-top:1px solid rgba(20,22,29,.06);
      padding-top:10px;
    }

    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding:16px;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
      min-width:0;
      position:relative;
      overflow:hidden;
    }
    .review-card::after{
      content:"";
      position:absolute;
      inset:-120px -120px auto auto;
      width:260px;height:260px;
      background: radial-gradient(circle at 40% 40%, rgba(124,58,237,.14), transparent 60%);
      opacity:.55;
      pointer-events:none;
    }
    .review-card:hover{
      transform: translateY(-3px);
      border-color: rgba(42,92,255,.18);
      box-shadow: 0 18px 34px rgba(15,23,42,.12);
    }
    .review-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      position:relative; z-index:1;
    }
    .avatar{
      width:42px;height:42px;border-radius:16px;
      background: linear-gradient(135deg, rgba(42,92,255,.16), rgba(124,58,237,.14));
      border:1px solid rgba(42,92,255,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color:#1b2d63;
      flex:0 0 auto;
    }
    .review-head b{
      font-size:14.5px;
    }
    .review-head span{
      display:block;
      margin-top:4px;
      color:var(--muted2);
      font-size:12.5px;
    }
    .review-stars{
      display:flex; gap:2px; align-items:center; margin-top:2px;
      position:relative; z-index:1;
    }
    .review-card p{
      margin:12px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      position:relative; z-index:1;
    }

    .form-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:stretch;
    }
    .form-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .form-card::after{
      content:"";
      position:absolute; inset:auto -100px -110px auto;
      width:300px;height:300px;
      background: radial-gradient(circle at 35% 35%, rgba(0,179,164,.16), transparent 60%);
      opacity:.55;
      pointer-events:none;
    }
    .form-card h3{margin:0 0 8px; position:relative; z-index:1}
    .form-card p{margin:0 0 12px; color:var(--muted); font-size:13.5px; line-height:1.7; position:relative; z-index:1}

    form{
      position:relative; z-index:1;
      display:grid;
      gap:10px;
    }
    .field-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    label{
      display:flex;
      flex-direction:column;
      gap:6px;
      font-weight:750;
      font-size:12.5px;
      color:#2b2f3a;
    }
    input, select, textarea{
      width:100%;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(20,22,29,.12);
      background: rgba(255,255,255,.85);
      color:var(--text);
      font-size:14px;
      outline:none;
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    textarea{min-height:112px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(42,92,255,.35);
      box-shadow: 0 0 0 4px rgba(42,92,255,.12);
    }
    .form-actions{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:4px;
      align-items:center;
    }
    .form-hint{
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.5;
    }

    .beside-info{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .info-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding:16px;
    }
    .info-card h3{margin:0 0 8px; font-size:16px}
    .info-card p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.7}
    .contact-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:12px;
    }
    .contact-chip{
      display:flex;
      align-items:center;
      gap:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.72);
      color:#2b2f3a;
      font-weight:780;
      font-size:13px;
    }
    .contact-chip small{
      display:block; font-size:12px; color:var(--muted2); font-weight:700;
      margin-top:2px;
    }
    .qrcode{
      display:flex;
      gap:12px;
      align-items:flex-start;
      margin-top:12px;
    }
    .qrcode img{
      width:104px;
      height:104px;
      border-radius:18px;
      border:1px solid rgba(20,22,29,.10);
      background:#fff;
      object-fit:cover;
      box-shadow: 0 18px 38px rgba(15,23,42,.12);
    }
    .qrcode .qtext b{display:block; font-size:14.5px}
    .qrcode .qtext span{display:block; margin-top:6px; color:var(--muted); font-size:13.5px; line-height:1.65}

    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tcloud{
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.70);
      color:#2b2f3a;
      font-weight:780;
      font-size:12.5px;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      user-select:none;
    }
    .tcloud:hover{
      transform: translateY(-2px);
      border-color: rgba(124,58,237,.22);
      background: rgba(124,58,237,.06);
    }

    footer{
      padding:26px 0 22px;
      border-top:1px solid rgba(20,22,29,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.40), rgba(255,255,255,.82));
      margin-top:10px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .footer-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,22,29,.08);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding:16px;
    }
    .footer-card h3{
      margin:0 0 10px;
      font-size:16px;
    }
    .footer-links{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .footer-links a{
      text-decoration:none;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.72);
      padding:9px 12px;
      border-radius:999px;
      font-weight:780;
      font-size:12.5px;
      color:#2b2f3a;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(42,92,255,.20);
      background: rgba(42,92,255,.06);
    }
    .copyright{
      margin-top:12px;
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.6;
    }

    .floating{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      border-radius:18px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 16px 32px rgba(15,23,42,.18);
      padding:10px 12px;
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      display:flex;
      align-items:center;
      gap:10px;
      min-width: 180px;
      justify-content:flex-end;
    }
    .float-btn:hover{
      transform: translateY(-2px);
      border-color: rgba(42,92,255,.22);
      box-shadow: 0 20px 44px rgba(15,23,42,.22);
    }
    .float-btn span{
      font-weight:900; font-size:13px;
    }
    .float-btn small{
      display:block; color:var(--muted2); font-weight:700; font-size:12px; margin-top:2px;
    }
    .qr-pop{
      display:none;
      border-radius:22px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.92);
      box-shadow: 0 30px 70px rgba(15,23,42,.26);
      padding:12px;
      width: 270px;
    }
    .qr-pop .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .qr-pop b{font-size:14.5px}
    .qr-pop button{
      border:1px solid rgba(20,22,29,.10);
      background:#fff;
      width:34px;height:34px;border-radius:14px;
      cursor:pointer;
      font-weight:900;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .qr-pop button:hover{transform: translateY(-1px); border-color: rgba(42,92,255,.22); background: rgba(42,92,255,.06)}
    .qr-pop img{
      width:100%;
      height:auto;
      border-radius:18px;
      border:1px solid rgba(20,22,29,.10);
      background:#fff;
      object-fit:cover;
      display:block;
    }
    .qr-pop .note{
      margin-top:10px;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.55;
    }

    .backtop{
      position:fixed;
      left:16px;
      bottom:16px;
      z-index:70;
      width:46px;height:46px;
      border-radius:18px;
      border:1px solid rgba(20,22,29,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 16px 32px rgba(15,23,42,.18);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .2s ease, opacity .2s ease, border-color .2s ease, background .2s ease;
      opacity:.0;
      pointer-events:none;
    }
    .backtop.show{
      opacity:1;
      pointer-events:auto;
    }
    .backtop:hover{
      transform: translateY(-2px);
      border-color: rgba(42,92,255,.22);
      background: rgba(42,92,255,.06);
    }

    .fade-in{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
      will-change: opacity, transform;
    }
    .fade-in.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .service-cards{grid-template-columns:1fr}
      .grid-3{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr 1fr}
      .case-grid{grid-template-columns:1fr}
      .article-list{grid-template-columns:1fr}
      .review-grid{grid-template-columns:1fr}
      .faq-wrap{grid-template-columns:1fr}
      .pricing-box{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .two-col{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .nav{display:none}
      .mobile-toggle{display:flex}
      .mobile-drawer{display:block}
      .mobile-drawer[aria-hidden="true"]{display:none}
    }
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .fade-in{transition:none}
      .btn, .card, .metric, .case-card, .article-card, details.faq, .review-card {transition:none}
    }