*{box-sizing:border-box}body{margin:0;font:17px/1.6 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:#1d2a24;background:#fbfcfa}
a{color:#1f6f50}.w{max-width:860px;margin:0 auto;padding:0 20px}header{border-bottom:1px solid #e3e8e5;background:#fff}
header .w{display:flex;justify-content:space-between;align-items:center;height:60px}.logo{font-weight:800;font-size:20px;color:#1f6f50;text-decoration:none}
nav a{margin-left:18px;text-decoration:none;font-size:15px}h1{font-size:38px;line-height:1.15;margin:40px 0 12px}h2{margin-top:40px}
.lead{font-size:20px;color:#44564d}.btn{display:inline-block;background:#1f6f50;color:#fff;padding:14px 26px;border-radius:8px;font-weight:700;text-decoration:none;font-size:18px}
.btn:hover{background:#185a41}.muted{color:#66766e;font-size:14px}.card{background:#fff;border:1px solid #e3e8e5;border-radius:10px;padding:22px;margin:18px 0}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:640px){.grid{grid-template-columns:1fr}h1{font-size:30px}}
table{border-collapse:collapse;width:100%}td,th{border-bottom:1px solid #e3e8e5;padding:8px;text-align:left}label{display:block;font-size:14px;margin-top:10px}
input,select{width:100%;padding:9px;border:1px solid #c9d3ce;border-radius:6px;font-size:16px}.out{font-size:22px;font-weight:800;color:#1f6f50}
footer{margin-top:60px;border-top:1px solid #e3e8e5;padding:24px 0;font-size:14px;color:#66766e}