*{box-sizing:border-box}body{margin:0;font:16px/1.55 -apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#1d2330;background:#fafbfc}
.wrap{max-width:980px;margin:0 auto;padding:0 20px}a{color:#3b5bdb;text-decoration:none}
.top{background:#fff;border-bottom:1px solid #e9ecef}.top .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.logo{font-weight:700;font-size:22px;color:#1d2330;letter-spacing:-.5px}nav a{margin-left:22px;color:#495057}
.btn{background:#3b5bdb;color:#fff!important;padding:7px 16px;border-radius:8px;border:0;cursor:pointer;font:inherit}.btn.big{display:inline-block;padding:12px 24px;font-size:17px}
.hero{padding:90px 0 70px;text-align:center}.hero h1{font-size:44px;margin:0 0 14px;letter-spacing:-1px}.hero p{font-size:19px;color:#5c677d;max-width:560px;margin:0 auto 30px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px;padding-bottom:60px}.grid div{background:#fff;border:1px solid #e9ecef;border-radius:12px;padding:22px}
.faq{padding-bottom:60px}details{background:#fff;border:1px solid #e9ecef;border-radius:10px;padding:14px 18px;margin:10px 0}summary{cursor:pointer;font-weight:600}
footer{padding:30px 20px;color:#868e96;font-size:14px}.login{max-width:360px;padding-top:80px;text-align:center}
.login form{display:flex;flex-direction:column;gap:12px;margin-top:30px}.login input{padding:11px 12px;border:1px solid #ced4da;border-radius:8px;font:inherit}