<style>
    *{margin:0;padding:0;box-sizing:border-box;}
    body{font-family:system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background:#f5f7fc;color:#1e293b;line-height:1.5;}
    .container{max-width:1280px;margin:0 auto;padding:0 24px;}
    header{background:rgba(255,255,255,0.8);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(0,0,0,0.03);position:sticky;top:0;z-index:40;}
    .header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:12px 0;}
    .logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:1.8rem;color:#0f3b75;letter-spacing:-0.5px;}
    .logo svg{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#1e6ef0,#4f9cf5);}
    nav{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
    nav a{text-decoration:none;color:#334155;font-weight:500;font-size:0.95rem;transition:color 0.2s;padding:4px 2px;}
    nav a:hover{color:#1e6ef0;}
    .btn-primary{background:#1e6ef0;color:white;border:none;padding:10px 24px;border-radius:30px;font-weight:600;font-size:0.9rem;cursor:pointer;text-decoration:none;display:inline-block;transition:0.25s;box-shadow:0 8px 18px rgba(30,110,240,0.3);}
    .btn-primary:hover{background:#1557c2;transform:translateY(-1px);}
    .section{padding:60px 0;}
    .hero{background:linear-gradient(135deg,#eef3fd 0%,#f9fafe 100%);border-radius:0 0 40px 40px;padding:60px 0 80px;text-align:center;}
    h1{font-size:3.2rem;font-weight:700;color:#0b2b5c;margin-bottom:18px;letter-spacing:-0.8px;}
    h2{font-size:2.2rem;font-weight:650;margin-bottom:30px;color:#0f3b75;}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
    .card{background:white;border-radius:28px;padding:28px;box-shadow:0 15px 35px rgba(0,0,0,0.04);transition:0.25s;}
    .card:hover{transform:translateY(-4px);box-shadow:0 25px 45px rgba(30,110,240,0.12);}
    .feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
    .feature-item{background:white;border-radius:24px;padding:28px 20px;text-align:center;box-shadow:0 12px 28px rgba(0,0,0,0.03);}
    .icon-circle{width:70px;height:70px;background:#eef3ff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:2.3rem;}
    .version-grid{display:flex;flex-wrap:wrap;gap:24px;justify-content:center;margin-top:25px;}
    .version-card{background:white;border-radius:24px;padding:28px 24px;min-width:180px;flex:1;text-align:center;box-shadow:0 15px 30px rgba(0,0,0,0.03);}
    .pricing-table{display:flex;flex-wrap:wrap;gap:24px;justify-content:center;align-items:stretch;}
    .pricing-card{background:white;border-radius:28px;padding:32px 24px;flex:1;min-width:260px;box-shadow:0 18px 35px rgba(0,0,0,0.04);display:flex;flex-direction:column;}
    .pricing-card.featured{border:2px solid #1e6ef0;box-shadow:0 25px 45px rgba(30,110,240,0.18);}
    .check-list{list-style:none;text-align:left;margin:20px 0;}
    .check-list li::before{content:"√ ";color:#1e6ef0;font-weight:bold;margin-right:6px;}
    .faq-item{border-bottom:1px solid #e2e8f0;padding:18px 0;}
    .faq-question{font-weight:650;cursor:pointer;display:flex;justify-content:space-between;align-items:center;}
    .faq-answer{margin-top:10px;color:#475569;display:none;}
    .faq-item.open .faq-answer{display:block;}
    footer{background:#0b1e33;color:#cbd5e1;padding:50px 0 30px;margin-top:40px;border-radius:30px 30px 0 0;}
    footer a{color:#94a3b8;text-decoration:none;}
    .footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;}
    .stars{color:#fbbf24;font-size:1.2rem;}
    @media(max-width:768px){
      .grid-3,.feature-grid{grid-template-columns:1fr;}
      .footer-grid{grid-template-columns:1fr 1fr;}
      h1{font-size:2.4rem;}
    }
  </style>