body{font-family:Arial,sans-serif;background:#f4f6f8;margin:0;color:#1f2937}header{background:#172554;color:white;padding:14px 24px;display:flex;justify-content:space-between}main{max-width:1200px;margin:24px auto;background:white;padding:22px;border-radius:10px;box-shadow:0 2px 12px #0001}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field label{display:block;font-weight:600;margin-bottom:5px}.field input,.field textarea,.field select{width:100%;box-sizing:border-box;padding:9px;border:1px solid #cbd5e1;border-radius:6px}.section{border-top:1px solid #ddd;margin-top:22px;padding-top:14px}.btn{display:inline-block;background:#1d4ed8;color:white;border:0;padding:10px 15px;border-radius:6px;text-decoration:none;cursor:pointer}.btn.alt{background:#475569}.btn.good{background:#15803d}.flash{padding:12px;background:#dcfce7;margin-bottom:15px}.error{padding:12px;background:#fee2e2}.cards{display:flex;gap:12px;flex-wrap:wrap}.card{border:1px solid #ddd;padding:14px;border-radius:8px}.captcha{max-width:300px;border:1px solid #999}.muted{color:#64748b;font-size:13px}@media(max-width:800px){.grid{grid-template-columns:1fr}}