*{box-sizing:border-box}
body{margin:0;background:#f2f6fa;color:#1d2f3d;font:16px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
.top{background:#102942;color:#fff;padding:22px 20px;text-align:center}
.top .brand{font-size:13px;letter-spacing:3px;font-weight:600;color:#c6dfef}
.top h1{margin:4px 0 2px;font-size:34px;letter-spacing:1px}
.top h1 span{color:#50b8f5}
.top p{margin:0;color:#c6dfef;font-size:15px}
main{max-width:640px;margin:28px auto;padding:0 18px}
.card{background:#fff;border:1px solid #d9e3ec;border-radius:12px;padding:28px}
h2{margin:0 0 8px;font-size:24px;color:#102942}
.lead{margin:0 0 20px;color:#41586a}
label,legend{display:block;font-weight:600;font-size:14px;margin:0 0 4px;color:#173247}
input[type=text],input[type=email],input[type=tel]{width:100%;font:inherit;padding:11px 12px;border:1px solid #b6c6d4;border-radius:8px;background:#fff}
input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #2f95d4;outline-offset:2px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin:0 0 16px}
fieldset{border:0;padding:0;margin:0 0 16px}
.choice{display:flex;gap:10px;align-items:flex-start;margin:0 0 8px;font-weight:400}
.choice input{margin-top:5px;width:18px;height:18px;flex:none}
.choice b{display:block;font-weight:600}
.choice span{font-size:14px;color:#52687a}
button{font:inherit;font-weight:600;border:0;border-radius:8px;padding:12px 22px;background:#0875bd;color:#fff;cursor:pointer;width:100%}
button:hover{background:#06609a}
button:disabled{opacity:.55;cursor:not-allowed}
.fine{font-size:13px;color:#5b6f7e;margin:14px 0 0}
.status{margin:16px 0 0;padding:12px 14px;border-radius:8px;display:none}
.status.show{display:block}
.status.ok{background:#e4f5ec;color:#1d5a3c;border:1px solid #b7e0c9}
.status.err{background:#fdecec;color:#8a2323;border:1px solid #f2c0c0}
.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
footer{max-width:640px;margin:0 auto 40px;padding:0 18px;text-align:center;font-size:13px;color:#5b6f7e}
footer a{color:#0a5f98}
@media(max-width:560px){.grid{grid-template-columns:1fr}.card{padding:22px 18px}.top h1{font-size:28px}}
.hint{display:block;margin-top:4px;font-size:.85rem;color:#5b6b7b}
label .hint{display:inline;margin:0;font-weight:400}