*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1d2733;background:#f6f8fa}
header{display:flex;justify-content:space-between;align-items:center;padding:18px 6vw;background:#fff;border-bottom:1px solid #e3e8ee;flex-wrap:wrap;gap:10px}
.logo{font-weight:700;font-size:20px;color:#0f3d5e;text-decoration:none}.logo span{color:#2b8a9e;margin-left:4px}
nav a{margin-left:22px;color:#33475b;text-decoration:none}nav a:hover{color:#2b8a9e}
main{max-width:980px;margin:0 auto;padding:48px 6vw}h1{font-size:34px;line-height:1.2;color:#0f3d5e}h2{color:#0f3d5e;margin-top:36px}
.hero p{font-size:19px;color:#4a5d70}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:28px}
.card{background:#fff;border:1px solid #e3e8ee;border-radius:10px;padding:22px}.card h3{margin-top:0;color:#0f3d5e}
.btn{display:inline-block;margin-top:18px;padding:11px 22px;background:#2b8a9e;color:#fff;border-radius:8px;text-decoration:none}
footer{text-align:center;color:#7a8a99;font-size:14px;padding:30px 6vw;border-top:1px solid #e3e8ee;background:#fff}footer a{color:#7a8a99}