*{box-sizing:border-box}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;margin:0;color:#1d232a;line-height:1.6;background:#faf9f7}
.wrap{max-width:860px;margin:0 auto;padding:24px}
header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e5e2dc;background:#fff;position:sticky;top:0}
.logo{font-weight:700;text-decoration:none;color:#1d232a;font-size:1.2rem}
nav a{margin-left:16px;text-decoration:none;color:#444}
h1{font-size:2.2rem;margin:0.4em 0}
.card{border:1px solid #e5e2dc;border-radius:14px;padding:18px;background:#fff;margin:12px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.btn{display:inline-block;background:#2b7a5b;color:#fff;padding:12px 18px;border-radius:10px;text-decoration:none}
.foot{color:#777;font-size:0.9rem;border-top:1px solid #e5e2dc;margin-top:40px}
input,textarea{width:100%;padding:10px;border:1px solid #ccc;border-radius:8px;font:inherit}
form{display:grid;gap:12px;max-width:520px}